glg.elf: file format elf32-avr Sections: Idx Name Size VMA LMA File off Algn 0 .data 0000000c 00800100 00002a28 00002a9c 2**0 CONTENTS, ALLOC, LOAD, DATA 1 .text 00002a28 00000000 00000000 00000074 2**1 CONTENTS, ALLOC, LOAD, READONLY, CODE 2 .bss 00000341 0080010c 00002a34 00002aa8 2**0 ALLOC 3 .stab 00002040 00000000 00000000 00002aa8 2**2 CONTENTS, READONLY, DEBUGGING 4 .stabstr 00000db4 00000000 00000000 00004ae8 2**0 CONTENTS, READONLY, DEBUGGING 5 .debug_aranges 00000060 00000000 00000000 0000589c 2**0 CONTENTS, READONLY, DEBUGGING 6 .debug_pubnames 0000019e 00000000 00000000 000058fc 2**0 CONTENTS, READONLY, DEBUGGING 7 .debug_info 00001f60 00000000 00000000 00005a9a 2**0 CONTENTS, READONLY, DEBUGGING 8 .debug_abbrev 000007b9 00000000 00000000 000079fa 2**0 CONTENTS, READONLY, DEBUGGING 9 .debug_line 00001b85 00000000 00000000 000081b3 2**0 CONTENTS, READONLY, DEBUGGING 10 .debug_frame 00000200 00000000 00000000 00009d38 2**2 CONTENTS, READONLY, DEBUGGING 11 .debug_str 000005cc 00000000 00000000 00009f38 2**0 CONTENTS, READONLY, DEBUGGING 12 .debug_loc 00002af1 00000000 00000000 0000a504 2**0 CONTENTS, READONLY, DEBUGGING 13 .debug_ranges 000001d0 00000000 00000000 0000cff5 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: 00000000 <__vectors>: 0: 0c 94 41 00 jmp 0x82 ; 0x82 <__ctors_end> 4: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 8: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> c: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 10: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 14: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 18: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 1c: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 20: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 24: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 28: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 2c: 0c 94 18 03 jmp 0x630 ; 0x630 <__vector_11> 30: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 34: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 38: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 3c: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 40: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 44: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 48: 0c 94 b5 00 jmp 0x16a ; 0x16a <__vector_18> 4c: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 50: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 54: 0c 94 60 00 jmp 0xc0 ; 0xc0 <__vector_21> 58: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 5c: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 60: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 64: 0c 94 5e 00 jmp 0xbc ; 0xbc <__bad_interrupt> 00000068 <__c.1757>: 68: 24 47 50 52 4d 43 00 $GPRMC. 0000006f <__c.1755>: 6f: 24 47 50 47 47 41 00 $GPGGA. 00000076 <__c.1753>: 76: 2e 6c 6f 67 00 .log. 0000007b <__c.1747>: 7b: 24 47 50 52 4d 43 00 $GPRMC. 00000082 <__ctors_end>: 82: 11 24 eor r1, r1 84: 1f be out 0x3f, r1 ; 63 86: cf ef ldi r28, 0xFF ; 255 88: d4 e0 ldi r29, 0x04 ; 4 8a: de bf out 0x3e, r29 ; 62 8c: cd bf out 0x3d, r28 ; 61 0000008e <__do_copy_data>: 8e: 11 e0 ldi r17, 0x01 ; 1 90: a0 e0 ldi r26, 0x00 ; 0 92: b1 e0 ldi r27, 0x01 ; 1 94: e8 e2 ldi r30, 0x28 ; 40 96: fa e2 ldi r31, 0x2A ; 42 98: 02 c0 rjmp .+4 ; 0x9e <.do_copy_data_start> 0000009a <.do_copy_data_loop>: 9a: 05 90 lpm r0, Z+ 9c: 0d 92 st X+, r0 0000009e <.do_copy_data_start>: 9e: ac 30 cpi r26, 0x0C ; 12 a0: b1 07 cpc r27, r17 a2: d9 f7 brne .-10 ; 0x9a <.do_copy_data_loop> 000000a4 <__do_clear_bss>: a4: 14 e0 ldi r17, 0x04 ; 4 a6: ac e0 ldi r26, 0x0C ; 12 a8: b1 e0 ldi r27, 0x01 ; 1 aa: 01 c0 rjmp .+2 ; 0xae <.do_clear_bss_start> 000000ac <.do_clear_bss_loop>: ac: 1d 92 st X+, r1 000000ae <.do_clear_bss_start>: ae: ad 34 cpi r26, 0x4D ; 77 b0: b1 07 cpc r27, r17 b2: e1 f7 brne .-8 ; 0xac <.do_clear_bss_loop> b4: 0e 94 35 01 call 0x26a ; 0x26a
b8: 0c 94 12 15 jmp 0x2a24 ; 0x2a24 <_exit> 000000bc <__bad_interrupt>: bc: 0c 94 00 00 jmp 0 ; 0x0 <__heap_end> 000000c0 <__vector_21>: /*---------------------------------------------------------*/ /* ADC interrupt */ /*---------------------------------------------------------*/ ISR(ADC_vect) { c0: 1f 92 push r1 c2: 0f 92 push r0 c4: 0f b6 in r0, 0x3f ; 63 c6: 0f 92 push r0 c8: 11 24 eor r1, r1 ca: 2f 93 push r18 cc: 3f 93 push r19 ce: 8f 93 push r24 WORD n; static BYTE l, h; n = ADC; d0: 20 91 78 00 lds r18, 0x0078 d4: 30 91 79 00 lds r19, 0x0079 if(ADMUX == POWER_check) d8: 80 91 7c 00 lds r24, 0x007C { if (n < VTH_LOW) { dc: 20 3d cpi r18, 0xD0 ; 208 de: 31 05 cpc r19, r1 e0: 70 f4 brcc .+28 ; 0xfe <__vector_21+0x3e> if (l >= 15) { e2: 80 91 0f 01 lds r24, 0x010F e6: 8f 30 cpi r24, 0x0F ; 15 e8: 30 f0 brcs .+12 ; 0xf6 <__vector_21+0x36> Stat |= 0x01; ea: 80 91 6f 01 lds r24, 0x016F ee: 81 60 ori r24, 0x01 ; 1 f0: 80 93 6f 01 sts 0x016F, r24 f4: 06 c0 rjmp .+12 ; 0x102 <__vector_21+0x42> } else {l++;} f6: 8f 5f subi r24, 0xFF ; 255 f8: 80 93 0f 01 sts 0x010F, r24 fc: 02 c0 rjmp .+4 ; 0x102 <__vector_21+0x42> } else {l = 0;} fe: 10 92 0f 01 sts 0x010F, r1 if (n > VTH_HIGH) { 102: 81 e0 ldi r24, 0x01 ; 1 104: 2c 32 cpi r18, 0x2C ; 44 106: 38 07 cpc r19, r24 108: 70 f0 brcs .+28 ; 0x126 <__vector_21+0x66> if (h >= 15) { 10a: 80 91 0e 01 lds r24, 0x010E 10e: 8f 30 cpi r24, 0x0F ; 15 110: 30 f0 brcs .+12 ; 0x11e <__vector_21+0x5e> Stat &= 0xFE; 112: 80 91 6f 01 lds r24, 0x016F 116: 8e 7f andi r24, 0xFE ; 254 118: 80 93 6f 01 sts 0x016F, r24 11c: 06 c0 rjmp .+12 ; 0x12a <__vector_21+0x6a> } else {h++;} 11e: 8f 5f subi r24, 0xFF ; 255 120: 80 93 0e 01 sts 0x010E, r24 124: 02 c0 rjmp .+4 ; 0x12a <__vector_21+0x6a> } else {h = 0;} 126: 10 92 0e 01 sts 0x010E, r1 battery = n; 12a: 30 93 75 01 sts 0x0175, r19 12e: 20 93 74 01 sts 0x0174, r18 ADMUX = ANALOG_IN1; 132: 82 e4 ldi r24, 0x42 ; 66 134: 80 93 7c 00 sts 0x007C, r24 } if(ADMUX == ANALOG_IN1) 138: 80 91 7c 00 lds r24, 0x007C { intensity = n; 13c: 30 93 10 02 sts 0x0210, r19 140: 20 93 0f 02 sts 0x020F, r18 ADMUX = POWER_check; 144: 81 e4 ldi r24, 0x41 ; 65 146: 80 93 7c 00 sts 0x007C, r24 } //!!!! //Stat &= 0xFE; ADCSRA = _BV(ADEN)|_BV(ADSC)|_BV(ADIF)|_BV(ADIE)|0b111; 14a: 8f ed ldi r24, 0xDF ; 223 14c: 80 93 7a 00 sts 0x007A, r24 } 150: 8f 91 pop r24 152: 3f 91 pop r19 154: 2f 91 pop r18 156: 0f 90 pop r0 158: 0f be out 0x3f, r0 ; 63 15a: 0f 90 pop r0 15c: 1f 90 pop r1 15e: 18 95 reti 00000160 : /* FatFs module. Any valid time must be returned even if */ /* the system does not support a real time clock. */ DWORD get_fattime () { 160: 60 e0 ldi r22, 0x00 ; 0 162: 70 e0 ldi r23, 0x00 ; 0 164: 81 ea ldi r24, 0xA1 ; 161 166: 96 e3 ldi r25, 0x36 ; 54 168: 08 95 ret 0000016a <__vector_18>: return d; } /* USART0 RXC interrupt */ ISR(USART_RX_vect) { 16a: 1f 92 push r1 16c: 0f 92 push r0 16e: 0f b6 in r0, 0x3f ; 63 170: 0f 92 push r0 172: 11 24 eor r1, r1 174: 8f 93 push r24 176: 9f 93 push r25 178: ef 93 push r30 17a: ff 93 push r31 uint8_t d, n, i; d = UDR0; 17c: 90 91 c6 00 lds r25, 0x00C6 n = rxfifo.count; 180: 80 91 78 01 lds r24, 0x0178 if(n < sizeof(rxfifo.buff)) { 184: 86 39 cpi r24, 0x96 ; 150 186: 88 f4 brcc .+34 ; 0x1aa <__vector_18+0x40> rxfifo.count = ++n; 188: 8f 5f subi r24, 0xFF ; 255 18a: 80 93 78 01 sts 0x0178, r24 i = rxfifo.idx_w; 18e: 80 91 76 01 lds r24, 0x0176 rxfifo.buff[i++] = d; 192: e8 2f mov r30, r24 194: f0 e0 ldi r31, 0x00 ; 0 196: ea 58 subi r30, 0x8A ; 138 198: fe 4f sbci r31, 0xFE ; 254 19a: 93 83 std Z+3, r25 ; 0x03 19c: 8f 5f subi r24, 0xFF ; 255 if(i >= sizeof(rxfifo.buff)) 19e: 86 39 cpi r24, 0x96 ; 150 1a0: 08 f0 brcs .+2 ; 0x1a4 <__vector_18+0x3a> 1a2: 80 e0 ldi r24, 0x00 ; 0 i = 0; rxfifo.idx_w = i; 1a4: 80 93 76 01 sts 0x0176, r24 1a8: 05 c0 rjmp .+10 ; 0x1b4 <__vector_18+0x4a> } else { Stat |= 2; 1aa: 80 91 6f 01 lds r24, 0x016F 1ae: 82 60 ori r24, 0x02 ; 2 1b0: 80 93 6f 01 sts 0x016F, r24 } } 1b4: ff 91 pop r31 1b6: ef 91 pop r30 1b8: 9f 91 pop r25 1ba: 8f 91 pop r24 1bc: 0f 90 pop r0 1be: 0f be out 0x3f, r0 ; 63 1c0: 0f 90 pop r0 1c2: 1f 90 pop r1 1c4: 18 95 reti 000001c6 : /* Get a line received from GPS module */ /*----------------------------------------------------*/ static BYTE get_line (void) // 0: Power fail occured, >0: Number of bytes received. { 1c6: 90 e0 ldi r25, 0x00 ; 0 cli(); UCSR0B = 0; rxfifo.idx_r = 0; rxfifo.idx_w = 0; rxfifo.count = 0; UBRR0L = SYSCLK/16/GPS_BAUDRATE; 1c8: 52 e8 ldi r21, 0x82 ; 130 UCSR0B = _BV(RXCIE0)|_BV(RXEN0)|_BV(TXEN0); 1ca: 48 e9 ldi r20, 0x98 ; 152 1cc: 01 c0 rjmp .+2 ; 0x1d0 /* Get a line received from GPS module */ /*----------------------------------------------------*/ static BYTE get_line (void) // 0: Power fail occured, >0: Number of bytes received. { 1ce: 90 e0 ldi r25, 0x00 ; 0 BYTE c, i = 0; for (;;) { if (Stat & 1) return 0; // When power fail is detected, return with zero. 1d0: 80 91 6f 01 lds r24, 0x016F 1d4: 80 fd sbrc r24, 0 1d6: 46 c0 rjmp .+140 ; 0x264 uint8_t uart_get () { uint8_t d, i; i = rxfifo.idx_r; 1d8: 30 91 77 01 lds r19, 0x0177 if (rxfifo.count == 0) return 0; 1dc: 80 91 78 01 lds r24, 0x0178 1e0: 88 23 and r24, r24 1e2: 11 f4 brne .+4 ; 0x1e8 1e4: 20 e0 ldi r18, 0x00 ; 0 1e6: 13 c0 rjmp .+38 ; 0x20e d = rxfifo.buff[i++]; 1e8: e3 2f mov r30, r19 1ea: f0 e0 ldi r31, 0x00 ; 0 1ec: ea 58 subi r30, 0x8A ; 138 1ee: fe 4f sbci r31, 0xFE ; 254 1f0: 23 81 ldd r18, Z+3 ; 0x03 1f2: e3 2f mov r30, r19 1f4: ef 5f subi r30, 0xFF ; 255 cli(); 1f6: f8 94 cli rxfifo.count--; 1f8: 80 91 78 01 lds r24, 0x0178 1fc: 81 50 subi r24, 0x01 ; 1 1fe: 80 93 78 01 sts 0x0178, r24 sei(); 202: 78 94 sei if(i >= sizeof(rxfifo.buff)) 204: e6 39 cpi r30, 0x96 ; 150 206: 08 f0 brcs .+2 ; 0x20a 208: e0 e0 ldi r30, 0x00 ; 0 i = 0; rxfifo.idx_r = i; 20a: e0 93 77 01 sts 0x0177, r30 for (;;) { if (Stat & 1) return 0; // When power fail is detected, return with zero. c = uart_get(); if (Stat & 2) { // When buffer overflow has occured, restart to receive line. 20e: 80 91 6f 01 lds r24, 0x016F 212: 81 ff sbrs r24, 1 214: 14 c0 rjmp .+40 ; 0x23e static void uart_init (void) { cli(); 216: f8 94 cli UCSR0B = 0; 218: 10 92 c1 00 sts 0x00C1, r1 rxfifo.idx_r = 0; 21c: 10 92 77 01 sts 0x0177, r1 rxfifo.idx_w = 0; 220: 10 92 76 01 sts 0x0176, r1 rxfifo.count = 0; 224: 10 92 78 01 sts 0x0178, r1 UBRR0L = SYSCLK/16/GPS_BAUDRATE; 228: 50 93 c4 00 sts 0x00C4, r21 UCSR0B = _BV(RXCIE0)|_BV(RXEN0)|_BV(TXEN0); 22c: 40 93 c1 00 sts 0x00C1, r20 Stat &= 0xFD; // Clear overflow flag 230: 80 91 6f 01 lds r24, 0x016F 234: 8d 7f andi r24, 0xFD ; 253 236: 80 93 6f 01 sts 0x016F, r24 sei(); 23a: 78 94 sei 23c: c8 cf rjmp .-112 ; 0x1ce c = uart_get(); if (Stat & 2) { // When buffer overflow has occured, restart to receive line. uart_init(); i = 0; c = 0; } if (!c || (i == 0 && c != '$')) continue; 23e: 22 23 and r18, r18 240: 39 f2 breq .-114 ; 0x1d0 242: 99 23 and r25, r25 244: 19 f4 brne .+6 ; 0x24c 246: 24 32 cpi r18, 0x24 ; 36 248: 09 f0 breq .+2 ; 0x24c 24a: c2 cf rjmp .-124 ; 0x1d0 Buff[i++] = c; 24c: e9 2f mov r30, r25 24e: f0 e0 ldi r31, 0x00 ; 0 250: e3 5e subi r30, 0xE3 ; 227 252: fe 4f sbci r31, 0xFE ; 254 254: 20 83 st Z, r18 256: 9f 5f subi r25, 0xFF ; 255 if (c == '\n') break; 258: 2a 30 cpi r18, 0x0A ; 10 25a: 29 f0 breq .+10 ; 0x266 if (i >= sizeof(Buff)) i = 0; 25c: 92 35 cpi r25, 0x52 ; 82 25e: 08 f0 brcs .+2 ; 0x262 260: b6 cf rjmp .-148 ; 0x1ce 262: b6 cf rjmp .-148 ; 0x1d0 264: 90 e0 ldi r25, 0x00 ; 0 } return i; } 266: 89 2f mov r24, r25 268: 08 95 ret 0000026a
: /*-----------------------------------------------------------------------*/ /* Main */ int main () { 26a: a2 e0 ldi r26, 0x02 ; 2 26c: b0 e0 ldi r27, 0x00 ; 0 26e: eb e3 ldi r30, 0x3B ; 59 270: f1 e0 ldi r31, 0x01 ; 1 272: 0c 94 c7 14 jmp 0x298e ; 0x298e <__prologue_saves__> static void ioinit (void) { PORTB = 0b00001101; // Port B 276: 8d e0 ldi r24, 0x0D ; 13 278: 85 b9 out 0x05, r24 ; 5 DDRB = 0b00101110; 27a: 8e e2 ldi r24, 0x2E ; 46 27c: 84 b9 out 0x04, r24 ; 4 PORTC = 0b00111111; // Port C 27e: 8f e3 ldi r24, 0x3F ; 63 280: 88 b9 out 0x08, r24 ; 8 DDRC = 0b00000000; 282: 17 b8 out 0x07, r1 ; 7 PORTD = 0b10101110; // Port D 284: 8e ea ldi r24, 0xAE ; 174 286: 8b b9 out 0x0b, r24 ; 11 DDRD = 0b01010010; 288: 82 e5 ldi r24, 0x52 ; 82 28a: 8a b9 out 0x0a, r24 ; 10 SPCR = 0b01010000; /* Initialize SPI port (Mode 0) */ 28c: 80 e5 ldi r24, 0x50 ; 80 28e: 8c bd out 0x2c, r24 ; 44 SPSR = 0b00000001; 290: 81 e0 ldi r24, 0x01 ; 1 292: 8d bd out 0x2d, r24 ; 45 OCR1A = SYSCLK/8/100-1; // Timer1: 100Hz interval (OC1A) 294: 83 ed ldi r24, 0xD3 ; 211 296: 90 e3 ldi r25, 0x30 ; 48 298: 90 93 89 00 sts 0x0089, r25 29c: 80 93 88 00 sts 0x0088, r24 TCCR1B = 0b00001010; 2a0: 8a e0 ldi r24, 0x0A ; 10 2a2: 80 93 81 00 sts 0x0081, r24 TIMSK1 = _BV(OCIE1A); // Enable TC1.oca interrupt 2a6: 82 e0 ldi r24, 0x02 ; 2 2a8: 80 93 6f 00 sts 0x006F, r24 OCR0A = SYSCLK/64/4000/2-1; // Timer0: 4kHz sound (OC0A) 2ac: 82 e1 ldi r24, 0x12 ; 18 2ae: 87 bd out 0x27, r24 ; 39 TCCR0A = 0b01000010; 2b0: 82 e4 ldi r24, 0x42 ; 66 2b2: 84 bd out 0x24, r24 ; 36 ADMUX = POWER_check; // Select ADC input 2b4: 81 e4 ldi r24, 0x41 ; 65 2b6: 80 93 7c 00 sts 0x007C, r24 ADCSRA = _BV(ADEN)|_BV(ADSC)|_BV(ADIF)|_BV(ADIE)|0b111; 2ba: 8f ed ldi r24, 0xDF ; 223 2bc: 80 93 7a 00 sts 0x007A, r24 sei(); 2c0: 78 94 sei BYTE b, err, *p = NULL; WORD s; ioinit(); f_mount(0, &fatfs); /* Enable file I/O layer */ 2c2: 6d e2 ldi r22, 0x2D ; 45 2c4: 72 e0 ldi r23, 0x02 ; 2 2c6: 80 e0 ldi r24, 0x00 ; 0 2c8: 0e 94 7f 09 call 0x12fe ; 0x12fe 2cc: ee 24 eor r14, r14 2ce: ff 24 eor r15, r15 static void beep (BYTE len, BYTE cnt) { while (cnt--) { BEEP_ON(); 2d0: 53 e0 ldi r21, 0x03 ; 3 2d2: a5 2e mov r10, r21 DELAY(len); 2d4: 45 e0 ldi r20, 0x05 ; 5 2d6: b4 2e mov r11, r20 beep(5, 1); // Single beep. Start to get current time. uart_init(); do { // Wait for valid RMC sentence. b = get_line(); if (!b) break; if (gp_comp(Buff, PSTR("$GPRMC"))) continue; 2d8: 3d e1 ldi r19, 0x1D ; 29 2da: c3 2e mov r12, r19 2dc: 31 e0 ldi r19, 0x01 ; 1 2de: d3 2e mov r13, r19 // || !gp_comp(Buff, PSTR("$GPGSV")) // || !gp_comp(Buff, PSTR("$GPZDA")) // || !gp_comp(Buff, PSTR("$GPVTG")) ) { if (f_write(&file1, Buff, b, &s) || b != s) { err = 5; break; }; 2e0: 4e 01 movw r8, r28 2e2: 08 94 sec 2e4: 81 1c adc r8, r1 2e6: 91 1c adc r9, r1 itoa(battery,&Value1,10); // convert number to character 2e8: 28 e1 ldi r18, 0x18 ; 24 2ea: 22 2e mov r2, r18 2ec: 21 e0 ldi r18, 0x01 ; 1 2ee: 32 2e mov r3, r18 itoa(intensity,&Value2,10); 2f0: 90 e7 ldi r25, 0x70 ; 112 2f2: 69 2e mov r6, r25 2f4: 91 e0 ldi r25, 0x01 ; 1 2f6: 79 2e mov r7, r25 sprintf(Buff,"%d,%d\n",Value1,Value2); 2f8: 80 e0 ldi r24, 0x00 ; 0 2fa: 48 2e mov r4, r24 2fc: 81 e0 ldi r24, 0x01 ; 1 2fe: 58 2e mov r5, r24 static void uart_stop (void) { UCSR0B = 0; 300: 10 92 c1 00 sts 0x00C1, r1 ioinit(); f_mount(0, &fatfs); /* Enable file I/O layer */ for (;;) { uart_stop(); GPS_OFF(); 304: 29 98 cbi 0x05, 1 ; 5 Timer = 100; 306: 84 e6 ldi r24, 0x64 ; 100 308: 80 93 1c 01 sts 0x011C, r24 do { if (Stat & 1) Timer = 100; 30c: 94 e6 ldi r25, 0x64 ; 100 30e: 80 91 6f 01 lds r24, 0x016F 312: 80 ff sbrs r24, 0 314: 02 c0 rjmp .+4 ; 0x31a 316: 90 93 1c 01 sts 0x011C, r25 } while (Timer); 31a: 80 91 1c 01 lds r24, 0x011C 31e: 88 23 and r24, r24 320: b1 f7 brne .-20 ; 0x30e GPS_ON(); 322: 29 9a sbi 0x05, 1 ; 5 Timer = 255; 324: 8f ef ldi r24, 0xFF ; 255 326: 80 93 1c 01 sts 0x011C, r24 do { if ((Stat & 1) || (disk_status(0) & STA_NODISK)) Timer = 255; 32a: 1f ef ldi r17, 0xFF ; 255 32c: 80 91 6f 01 lds r24, 0x016F 330: 80 fd sbrc r24, 0 332: 05 c0 rjmp .+10 ; 0x33e 334: 80 e0 ldi r24, 0x00 ; 0 336: 0e 94 95 0f call 0x1f2a ; 0x1f2a 33a: 81 ff sbrs r24, 1 33c: 02 c0 rjmp .+4 ; 0x342 33e: 10 93 1c 01 sts 0x011C, r17 } while (Timer); 342: 80 91 1c 01 lds r24, 0x011C 346: 88 23 and r24, r24 348: 89 f7 brne .-30 ; 0x32c 34a: 91 e0 ldi r25, 0x01 ; 1 34c: 0e c0 rjmp .+28 ; 0x36a static void beep (BYTE len, BYTE cnt) { while (cnt--) { BEEP_ON(); 34e: a5 bc out 0x25, r10 ; 37 DELAY(len); 350: b0 92 1c 01 sts 0x011C, r11 354: 80 91 1c 01 lds r24, 0x011C 358: 88 23 and r24, r24 35a: e1 f7 brne .-8 ; 0x354 BEEP_OFF(); 35c: 15 bc out 0x25, r1 ; 37 DELAY(len); 35e: b0 92 1c 01 sts 0x011C, r11 362: 80 91 1c 01 lds r24, 0x011C 366: 88 23 and r24, r24 368: e1 f7 brne .-8 ; 0x362 /* Controls */ static void beep (BYTE len, BYTE cnt) { while (cnt--) { 36a: 91 50 subi r25, 0x01 ; 1 36c: 80 f7 brcc .-32 ; 0x34e static void uart_init (void) { cli(); 36e: f8 94 cli UCSR0B = 0; 370: 10 92 c1 00 sts 0x00C1, r1 rxfifo.idx_r = 0; 374: 10 92 77 01 sts 0x0177, r1 rxfifo.idx_w = 0; 378: 10 92 76 01 sts 0x0176, r1 rxfifo.count = 0; 37c: 10 92 78 01 sts 0x0178, r1 UBRR0L = SYSCLK/16/GPS_BAUDRATE; 380: 82 e8 ldi r24, 0x82 ; 130 382: 80 93 c4 00 sts 0x00C4, r24 UCSR0B = _BV(RXCIE0)|_BV(RXEN0)|_BV(TXEN0); 386: 88 e9 ldi r24, 0x98 ; 152 388: 80 93 c1 00 sts 0x00C1, r24 Stat &= 0xFD; // Clear overflow flag 38c: 80 91 6f 01 lds r24, 0x016F 390: 8d 7f andi r24, 0xFD ; 253 392: 80 93 6f 01 sts 0x016F, r24 sei(); 396: 78 94 sei 398: 02 c0 rjmp .+4 ; 0x39e 39a: ee 24 eor r14, r14 39c: ff 24 eor r15, r15 } while (Timer); beep(5, 1); // Single beep. Start to get current time. uart_init(); do { // Wait for valid RMC sentence. b = get_line(); 39e: 0e 94 e3 00 call 0x1c6 ; 0x1c6 if (!b) break; 3a2: 88 23 and r24, r24 3a4: 09 f4 brne .+2 ; 0x3a8 3a6: ac cf rjmp .-168 ; 0x300 if (gp_comp(Buff, PSTR("$GPRMC"))) continue; 3a8: 2b e7 ldi r18, 0x7B ; 123 3aa: 30 e0 ldi r19, 0x00 ; 0 3ac: ad e1 ldi r26, 0x1D ; 29 3ae: b1 e0 ldi r27, 0x01 ; 1 3b0: f9 01 movw r30, r18 BYTE gp_comp (BYTE *str1, const prog_uint8_t *str2) { BYTE c; do { c = pgm_read_byte(str2++); 3b2: 2f 5f subi r18, 0xFF ; 255 3b4: 3f 4f sbci r19, 0xFF ; 255 3b6: 94 91 lpm r25, Z } while (c && c == *str1++); 3b8: 99 23 and r25, r25 3ba: 29 f0 breq .+10 ; 0x3c6 3bc: 8c 91 ld r24, X 3be: 98 17 cp r25, r24 3c0: 71 f4 brne .+28 ; 0x3de 3c2: 11 96 adiw r26, 0x01 ; 1 3c4: f5 cf rjmp .-22 ; 0x3b0 3c6: ed e1 ldi r30, 0x1D ; 29 3c8: f1 e0 ldi r31, 0x01 ; 1 3ca: 82 e0 ldi r24, 0x02 ; 2 BYTE c; while (col) { do { c = *buf++; 3cc: 90 81 ld r25, Z if (c <= ' ') return NULL; 3ce: 91 32 cpi r25, 0x21 ; 33 3d0: 20 f3 brcs .-56 ; 0x39a BYTE c; while (col) { do { c = *buf++; 3d2: 31 96 adiw r30, 0x01 ; 1 if (c <= ' ') return NULL; } while (c != ','); 3d4: 9c 32 cpi r25, 0x2C ; 44 3d6: d1 f7 brne .-12 ; 0x3cc col--; 3d8: 81 50 subi r24, 0x01 ; 1 BYTE col /* Column number (0 is the 1st item) */ ) { BYTE c; while (col) { 3da: c1 f7 brne .-16 ; 0x3cc c = *buf++; if (c <= ' ') return NULL; } while (c != ','); col--; } return (BYTE*)buf; 3dc: 7f 01 movw r14, r30 do { // Wait for valid RMC sentence. b = get_line(); if (!b) break; if (gp_comp(Buff, PSTR("$GPRMC"))) continue; p = gp_col(Buff,2); } while (!p || *p != 'A'); 3de: e1 14 cp r14, r1 3e0: f1 04 cpc r15, r1 3e2: e9 f2 breq .-70 ; 0x39e 3e4: f7 01 movw r30, r14 3e6: 80 81 ld r24, Z 3e8: 81 34 cpi r24, 0x41 ; 65 3ea: c9 f6 brne .-78 ; 0x39e 3ec: ed e1 ldi r30, 0x1D ; 29 3ee: f1 e0 ldi r31, 0x01 ; 1 3f0: 89 e0 ldi r24, 0x09 ; 9 BYTE c; while (col) { do { c = *buf++; 3f2: 90 81 ld r25, Z if (c <= ' ') return NULL; 3f4: 91 32 cpi r25, 0x21 ; 33 3f6: 08 f4 brcc .+2 ; 0x3fa 3f8: f0 c0 rjmp .+480 ; 0x5da <__stack+0xdb> BYTE c; while (col) { do { c = *buf++; 3fa: 31 96 adiw r30, 0x01 ; 1 if (c <= ' ') return NULL; } while (c != ','); 3fc: 9c 32 cpi r25, 0x2C ; 44 3fe: c9 f7 brne .-14 ; 0x3f2 col--; 400: 81 50 subi r24, 0x01 ; 1 BYTE col /* Column number (0 is the 1st item) */ ) { BYTE c; while (col) { 402: b9 f7 brne .-18 ; 0x3f2 c = *buf++; if (c <= ' ') return NULL; } while (c != ','); col--; } return (BYTE*)buf; 404: 7f 01 movw r14, r30 p = gp_col(Buff,2); } while (!p || *p != 'A'); if (!b) continue; p = gp_col(Buff,9); // Open log file with the name of current date (YYMMDD.log in UTC). if (!p) {err = 3; break;} 406: 30 97 sbiw r30, 0x00 ; 0 408: 09 f4 brne .+2 ; 0x40c 40a: e7 c0 rjmp .+462 ; 0x5da <__stack+0xdb> memcpy(&Buff[0], p+4, 2); 40c: 84 81 ldd r24, Z+4 ; 0x04 40e: 95 81 ldd r25, Z+5 ; 0x05 410: 90 93 1e 01 sts 0x011E, r25 414: 80 93 1d 01 sts 0x011D, r24 memcpy(&Buff[2], p+2, 2); 418: 82 81 ldd r24, Z+2 ; 0x02 41a: 93 81 ldd r25, Z+3 ; 0x03 41c: 90 93 20 01 sts 0x0120, r25 420: 80 93 1f 01 sts 0x011F, r24 memcpy(&Buff[4], p+0, 2); 424: 80 81 ld r24, Z 426: 91 81 ldd r25, Z+1 ; 0x01 428: 90 93 22 01 sts 0x0122, r25 42c: 80 93 21 01 sts 0x0121, r24 strcpy_P(&Buff[6], PSTR(".log")); 430: 66 e7 ldi r22, 0x76 ; 118 432: 70 e0 ldi r23, 0x00 ; 0 434: 83 e2 ldi r24, 0x23 ; 35 436: 91 e0 ldi r25, 0x01 ; 1 438: 0e 94 8f 11 call 0x231e ; 0x231e if (f_open(&file1, Buff, FA_OPEN_ALWAYS | FA_WRITE) || f_lseek(&file1, file1.fsize)) { err = 4; break; } 43c: 42 e1 ldi r20, 0x12 ; 18 43e: 6d e1 ldi r22, 0x1D ; 29 440: 71 e0 ldi r23, 0x01 ; 1 442: 81 e1 ldi r24, 0x11 ; 17 444: 92 e0 ldi r25, 0x02 ; 2 446: 0e 94 d7 09 call 0x13ae ; 0x13ae 44a: 89 2b or r24, r25 44c: 09 f0 breq .+2 ; 0x450 44e: c7 c0 rjmp .+398 ; 0x5de <__stack+0xdf> 450: 40 91 1b 02 lds r20, 0x021B 454: 50 91 1c 02 lds r21, 0x021C 458: 60 91 1d 02 lds r22, 0x021D 45c: 70 91 1e 02 lds r23, 0x021E 460: 81 e1 ldi r24, 0x11 ; 17 462: 92 e0 ldi r25, 0x02 ; 2 464: 0e 94 3c 05 call 0xa78 ; 0xa78 468: 89 2b or r24, r25 46a: 09 f0 breq .+2 ; 0x46e 46c: b8 c0 rjmp .+368 ; 0x5de <__stack+0xdf> 46e: 92 e0 ldi r25, 0x02 ; 2 470: 0e c0 rjmp .+28 ; 0x48e static void beep (BYTE len, BYTE cnt) { while (cnt--) { BEEP_ON(); 472: a5 bc out 0x25, r10 ; 37 DELAY(len); 474: b0 92 1c 01 sts 0x011C, r11 478: 80 91 1c 01 lds r24, 0x011C 47c: 88 23 and r24, r24 47e: e1 f7 brne .-8 ; 0x478 BEEP_OFF(); 480: 15 bc out 0x25, r1 ; 37 DELAY(len); 482: b0 92 1c 01 sts 0x011C, r11 486: 80 91 1c 01 lds r24, 0x011C 48a: 88 23 and r24, r24 48c: e1 f7 brne .-8 ; 0x486 /* Controls */ static void beep (BYTE len, BYTE cnt) { while (cnt--) { 48e: 91 50 subi r25, 0x01 ; 1 490: 80 f7 brcc .-32 ; 0x472 492: 85 c0 rjmp .+266 ; 0x59e <__stack+0x9f> if (f_open(&file1, Buff, FA_OPEN_ALWAYS | FA_WRITE) || f_lseek(&file1, file1.fsize)) { err = 4; break; } beep(5, 2); // Two beeps. Start logging. err = 0; while ((b = get_line()) > 0) { if ( !gp_comp(Buff, PSTR("$GPGGA")) // Which sentence is logged? 494: 2f e6 ldi r18, 0x6F ; 111 496: 30 e0 ldi r19, 0x00 ; 0 498: ad e1 ldi r26, 0x1D ; 29 49a: b1 e0 ldi r27, 0x01 ; 1 49c: f9 01 movw r30, r18 BYTE gp_comp (BYTE *str1, const prog_uint8_t *str2) { BYTE c; do { c = pgm_read_byte(str2++); 49e: 2f 5f subi r18, 0xFF ; 255 4a0: 3f 4f sbci r19, 0xFF ; 255 4a2: 94 91 lpm r25, Z } while (c && c == *str1++); 4a4: 99 23 and r25, r25 4a6: 89 f0 breq .+34 ; 0x4ca 4a8: 8c 91 ld r24, X 4aa: 98 17 cp r25, r24 4ac: 09 f0 breq .+2 ; 0x4b0 4ae: ae c0 rjmp .+348 ; 0x60c <__stack+0x10d> 4b0: 11 96 adiw r26, 0x01 ; 1 4b2: f4 cf rjmp .-24 ; 0x49c BYTE gp_comp (BYTE *str1, const prog_uint8_t *str2) { BYTE c; do { c = pgm_read_byte(str2++); 4b4: 11 96 adiw r26, 0x01 ; 1 4b6: f9 01 movw r30, r18 4b8: 2f 5f subi r18, 0xFF ; 255 4ba: 3f 4f sbci r19, 0xFF ; 255 4bc: 94 91 lpm r25, Z } while (c && c == *str1++); 4be: 99 23 and r25, r25 4c0: 21 f0 breq .+8 ; 0x4ca 4c2: 8c 91 ld r24, X 4c4: 98 17 cp r25, r24 4c6: b1 f3 breq .-20 ; 0x4b4 4c8: 57 c0 rjmp .+174 ; 0x578 <__stack+0x79> // || !gp_comp(Buff, PSTR("$GPGSV")) // || !gp_comp(Buff, PSTR("$GPZDA")) // || !gp_comp(Buff, PSTR("$GPVTG")) ) { if (f_write(&file1, Buff, b, &s) || b != s) { err = 5; break; }; 4ca: 04 2f mov r16, r20 4cc: 10 e0 ldi r17, 0x00 ; 0 4ce: 94 01 movw r18, r8 4d0: a8 01 movw r20, r16 4d2: 6d e1 ldi r22, 0x1D ; 29 4d4: 71 e0 ldi r23, 0x01 ; 1 4d6: 81 e1 ldi r24, 0x11 ; 17 4d8: 92 e0 ldi r25, 0x02 ; 2 4da: 0e 94 0e 07 call 0xe1c ; 0xe1c 4de: 89 2b or r24, r25 4e0: 09 f0 breq .+2 ; 0x4e4 4e2: 64 c0 rjmp .+200 ; 0x5ac <__stack+0xad> 4e4: 89 81 ldd r24, Y+1 ; 0x01 4e6: 9a 81 ldd r25, Y+2 ; 0x02 4e8: 08 17 cp r16, r24 4ea: 19 07 cpc r17, r25 4ec: 09 f0 breq .+2 ; 0x4f0 4ee: 5e c0 rjmp .+188 ; 0x5ac <__stack+0xad> itoa(battery,&Value1,10); // convert number to character 4f0: 4a e0 ldi r20, 0x0A ; 10 4f2: 50 e0 ldi r21, 0x00 ; 0 4f4: 68 e1 ldi r22, 0x18 ; 24 4f6: 71 e0 ldi r23, 0x01 ; 1 4f8: 80 91 74 01 lds r24, 0x0174 4fc: 90 91 75 01 lds r25, 0x0175 500: 0e 94 b3 11 call 0x2366 ; 0x2366 itoa(intensity,&Value2,10); 504: 4a e0 ldi r20, 0x0A ; 10 506: 50 e0 ldi r21, 0x00 ; 0 508: 60 e7 ldi r22, 0x70 ; 112 50a: 71 e0 ldi r23, 0x01 ; 1 50c: 80 91 0f 02 lds r24, 0x020F 510: 90 91 10 02 lds r25, 0x0210 514: 0e 94 b3 11 call 0x2366 ; 0x2366 sprintf(Buff,"%d,%d\n",Value1,Value2); 518: 7f 92 push r7 51a: 6f 92 push r6 51c: 3f 92 push r3 51e: 2f 92 push r2 520: 5f 92 push r5 522: 4f 92 push r4 524: df 92 push r13 526: cf 92 push r12 528: 0e 94 d4 11 call 0x23a8 ; 0x23a8 if (f_write(&file1, Buff,strlen(Buff), &s) || (strlen(Buff) != s)) { err = 8; break; }; 52c: f6 01 movw r30, r12 52e: 01 90 ld r0, Z+ 530: 00 20 and r0, r0 532: e9 f7 brne .-6 ; 0x52e <__stack+0x2f> 534: 31 97 sbiw r30, 0x01 ; 1 536: ec 19 sub r30, r12 538: fd 09 sbc r31, r13 53a: 94 01 movw r18, r8 53c: af 01 movw r20, r30 53e: 6d e1 ldi r22, 0x1D ; 29 540: 71 e0 ldi r23, 0x01 ; 1 542: 81 e1 ldi r24, 0x11 ; 17 544: 92 e0 ldi r25, 0x02 ; 2 546: 0e 94 0e 07 call 0xe1c ; 0xe1c 54a: 2d b7 in r18, 0x3d ; 61 54c: 3e b7 in r19, 0x3e ; 62 54e: 28 5f subi r18, 0xF8 ; 248 550: 3f 4f sbci r19, 0xFF ; 255 552: 0f b6 in r0, 0x3f ; 63 554: f8 94 cli 556: 3e bf out 0x3e, r19 ; 62 558: 0f be out 0x3f, r0 ; 63 55a: 2d bf out 0x3d, r18 ; 61 55c: 89 2b or r24, r25 55e: 41 f5 brne .+80 ; 0x5b0 <__stack+0xb1> 560: d6 01 movw r26, r12 562: 0d 90 ld r0, X+ 564: 00 20 and r0, r0 566: e9 f7 brne .-6 ; 0x562 <__stack+0x63> 568: 11 97 sbiw r26, 0x01 ; 1 56a: ac 19 sub r26, r12 56c: bd 09 sbc r27, r13 56e: 89 81 ldd r24, Y+1 ; 0x01 570: 9a 81 ldd r25, Y+2 ; 0x02 572: a8 17 cp r26, r24 574: b9 07 cpc r27, r25 576: e1 f4 brne .+56 ; 0x5b0 <__stack+0xb1> } if ((Stat & 4) == 0) continue; 578: 80 91 6f 01 lds r24, 0x016F 57c: 82 ff sbrs r24, 2 57e: 0f c0 rjmp .+30 ; 0x59e <__stack+0x9f> if (f_sync(&file1)) { err = 6; break; };// Synchronize the file in interval of 300 sec. 580: 81 e1 ldi r24, 0x11 ; 17 582: 92 e0 ldi r25, 0x02 ; 2 584: 0e 94 a9 06 call 0xd52 ; 0xd52 588: 89 2b or r24, r25 58a: 11 f0 breq .+4 ; 0x590 <__stack+0x91> 58c: 96 e0 ldi r25, 0x06 ; 6 58e: 28 c0 rjmp .+80 ; 0x5e0 <__stack+0xe1> cli(); Stat &= 0xFB; sei(); // Clear sync request 590: f8 94 cli 592: 80 91 6f 01 lds r24, 0x016F 596: 8b 7f andi r24, 0xFB ; 251 598: 80 93 6f 01 sts 0x016F, r24 59c: 78 94 sei strcpy_P(&Buff[6], PSTR(".log")); if (f_open(&file1, Buff, FA_OPEN_ALWAYS | FA_WRITE) || f_lseek(&file1, file1.fsize)) { err = 4; break; } beep(5, 2); // Two beeps. Start logging. err = 0; while ((b = get_line()) > 0) { 59e: 0e 94 e3 00 call 0x1c6 ; 0x1c6 5a2: 48 2f mov r20, r24 5a4: 88 23 and r24, r24 5a6: 09 f0 breq .+2 ; 0x5aa <__stack+0xab> 5a8: 75 cf rjmp .-278 ; 0x494 5aa: 35 c0 rjmp .+106 ; 0x616 <__stack+0x117> 5ac: 95 e0 ldi r25, 0x05 ; 5 5ae: 18 c0 rjmp .+48 ; 0x5e0 <__stack+0xe1> 5b0: 98 e0 ldi r25, 0x08 ; 8 5b2: 16 c0 rjmp .+44 ; 0x5e0 <__stack+0xe1> static void beep (BYTE len, BYTE cnt) { while (cnt--) { BEEP_ON(); 5b4: a5 bc out 0x25, r10 ; 37 DELAY(len); 5b6: 32 e3 ldi r19, 0x32 ; 50 5b8: 30 93 1c 01 sts 0x011C, r19 5bc: 80 91 1c 01 lds r24, 0x011C 5c0: 88 23 and r24, r24 5c2: e1 f7 brne .-8 ; 0x5bc <__stack+0xbd> BEEP_OFF(); 5c4: 15 bc out 0x25, r1 ; 37 DELAY(len); 5c6: 82 e3 ldi r24, 0x32 ; 50 5c8: 80 93 1c 01 sts 0x011C, r24 5cc: 80 91 1c 01 lds r24, 0x011C 5d0: 88 23 and r24, r24 5d2: e1 f7 brne .-8 ; 0x5cc <__stack+0xcd> /* Controls */ static void beep (BYTE len, BYTE cnt) { while (cnt--) { 5d4: 91 50 subi r25, 0x01 ; 1 5d6: 70 f7 brcc .-36 ; 0x5b4 <__stack+0xb5> 5d8: 93 ce rjmp .-730 ; 0x300 5da: 93 e0 ldi r25, 0x03 ; 3 5dc: 01 c0 rjmp .+2 ; 0x5e0 <__stack+0xe1> 5de: 94 e0 ldi r25, 0x04 ; 4 static void uart_stop (void) { UCSR0B = 0; 5e0: 10 92 c1 00 sts 0x00C1, r1 beep(50, 1); } // Unrecoverble error. Enter shutdown state. uart_stop(); GPS_OFF(); 5e4: 29 98 cbi 0x05, 1 ; 5 static void beep (BYTE len, BYTE cnt) { while (cnt--) { BEEP_ON(); 5e6: 33 e0 ldi r19, 0x03 ; 3 DELAY(len); 5e8: 29 e1 ldi r18, 0x19 ; 25 static void beep (BYTE len, BYTE cnt) { while (cnt--) { BEEP_ON(); 5ea: 35 bd out 0x25, r19 ; 37 DELAY(len); 5ec: 20 93 1c 01 sts 0x011C, r18 5f0: 80 91 1c 01 lds r24, 0x011C 5f4: 88 23 and r24, r24 5f6: e1 f7 brne .-8 ; 0x5f0 <__stack+0xf1> BEEP_OFF(); 5f8: 15 bc out 0x25, r1 ; 37 DELAY(len); 5fa: 20 93 1c 01 sts 0x011C, r18 5fe: 80 91 1c 01 lds r24, 0x011C 602: 88 23 and r24, r24 604: e1 f7 brne .-8 ; 0x5fe <__stack+0xff> 606: 91 50 subi r25, 0x01 ; 1 /* Controls */ static void beep (BYTE len, BYTE cnt) { while (cnt--) { 608: 81 f7 brne .-32 ; 0x5ea <__stack+0xeb> 60a: ff cf rjmp .-2 ; 0x60a <__stack+0x10b> beep(5, 2); // Two beeps. Start logging. err = 0; while ((b = get_line()) > 0) { if ( !gp_comp(Buff, PSTR("$GPGGA")) // Which sentence is logged? || !gp_comp(Buff, PSTR("$GPRMC")) 60c: 28 e6 ldi r18, 0x68 ; 104 60e: 30 e0 ldi r19, 0x00 ; 0 610: ad e1 ldi r26, 0x1D ; 29 612: b1 e0 ldi r27, 0x01 ; 1 614: 50 cf rjmp .-352 ; 0x4b6 static void uart_stop (void) { UCSR0B = 0; 616: 10 92 c1 00 sts 0x00C1, r1 } if (err) break; // Turn-off GPS power and close the log file by power supply is discharged. uart_stop(); GPS_OFF(); 61a: 29 98 cbi 0x05, 1 ; 5 if (f_close(&file1)) { err = 7; break; }; 61c: 81 e1 ldi r24, 0x11 ; 17 61e: 92 e0 ldi r25, 0x02 ; 2 620: 0e 94 00 07 call 0xe00 ; 0xe00 624: 89 2b or r24, r25 626: 11 f0 breq .+4 ; 0x62c <__stack+0x12d> 628: 97 e0 ldi r25, 0x07 ; 7 62a: da cf rjmp .-76 ; 0x5e0 <__stack+0xe1> 62c: 91 e0 ldi r25, 0x01 ; 1 62e: d2 cf rjmp .-92 ; 0x5d4 <__stack+0xd5> 00000630 <__vector_11>: /* 100Hz timer interrupt generated by OC1A */ /*---------------------------------------------------------*/ ISR(TIMER1_COMPA_vect) { 630: 1f 92 push r1 632: 0f 92 push r0 634: 0f b6 in r0, 0x3f ; 63 636: 0f 92 push r0 638: 11 24 eor r1, r1 63a: 2f 93 push r18 63c: 8f 93 push r24 63e: 9f 93 push r25 BYTE n; static WORD ivt_sync; n = Timer; 640: 80 91 1c 01 lds r24, 0x011C if (n) Timer = n - 1; 644: 88 23 and r24, r24 646: 19 f0 breq .+6 ; 0x64e <__vector_11+0x1e> 648: 81 50 subi r24, 0x01 ; 1 64a: 80 93 1c 01 sts 0x011C, r24 if (++ivt_sync >= 180 * 100) { 64e: 80 91 0c 01 lds r24, 0x010C 652: 90 91 0d 01 lds r25, 0x010D 656: 01 96 adiw r24, 0x01 ; 1 658: 90 93 0d 01 sts 0x010D, r25 65c: 80 93 0c 01 sts 0x010C, r24 660: 80 55 subi r24, 0x50 ; 80 662: 96 44 sbci r25, 0x46 ; 70 664: 48 f0 brcs .+18 ; 0x678 <__vector_11+0x48> ivt_sync = 0; 666: 10 92 0d 01 sts 0x010D, r1 66a: 10 92 0c 01 sts 0x010C, r1 Stat |= 4; 66e: 80 91 6f 01 lds r24, 0x016F 672: 84 60 ori r24, 0x04 ; 4 674: 80 93 6f 01 sts 0x016F, r24 } disk_timerproc(); /* Drive timer procedure of low level disk I/O module */ 678: 0e 94 6f 11 call 0x22de ; 0x22de } 67c: 9f 91 pop r25 67e: 8f 91 pop r24 680: 2f 91 pop r18 682: 0f 90 pop r0 684: 0f be out 0x3f, r0 ; 63 686: 0f 90 pop r0 688: 1f 90 pop r1 68a: 18 95 reti 0000068c : static FRESULT validate ( /* FR_OK(0): The id is valid, !=0: Not valid */ const FATFS *fs, /* Pointer to the file system object */ WORD id /* id member of the target object to be checked */ ) { 68c: fc 01 movw r30, r24 if (!fs || fs->id != id) 68e: 00 97 sbiw r24, 0x00 ; 0 690: 69 f0 breq .+26 ; 0x6ac 692: 80 81 ld r24, Z 694: 91 81 ldd r25, Z+1 ; 0x01 696: 86 17 cp r24, r22 698: 97 07 cpc r25, r23 69a: 41 f4 brne .+16 ; 0x6ac return FR_INVALID_OBJECT; if (disk_status(0) & STA_NOINIT) 69c: 80 e0 ldi r24, 0x00 ; 0 69e: 0e 94 95 0f call 0x1f2a ; 0x1f2a 6a2: 28 2f mov r18, r24 6a4: 30 e0 ldi r19, 0x00 ; 0 6a6: 21 70 andi r18, 0x01 ; 1 6a8: 30 70 andi r19, 0x00 ; 0 6aa: 02 c0 rjmp .+4 ; 0x6b0 6ac: 2c e0 ldi r18, 0x0C ; 12 6ae: 30 e0 ldi r19, 0x00 ; 0 return FR_NOT_READY; return FR_OK; } 6b0: c9 01 movw r24, r18 6b2: 08 95 ret 000006b4 : static BOOL move_window ( /* TRUE: successful, FALSE: failed */ DWORD sector /* Sector number to make apperance in the FatFs->win */ ) /* Move to zero only writes back dirty window */ { 6b4: a0 e0 ldi r26, 0x00 ; 0 6b6: b0 e0 ldi r27, 0x00 ; 0 6b8: e0 e6 ldi r30, 0x60 ; 96 6ba: f3 e0 ldi r31, 0x03 ; 3 6bc: 0c 94 cb 14 jmp 0x2996 ; 0x2996 <__prologue_saves__+0x8> 6c0: 4b 01 movw r8, r22 6c2: 5c 01 movw r10, r24 DWORD wsect; FATFS *fs = FatFs; 6c4: c0 91 10 01 lds r28, 0x0110 6c8: d0 91 11 01 lds r29, 0x0111 wsect = fs->winsect; 6cc: cc 80 ldd r12, Y+4 ; 0x04 6ce: dd 80 ldd r13, Y+5 ; 0x05 6d0: ee 80 ldd r14, Y+6 ; 0x06 6d2: ff 80 ldd r15, Y+7 ; 0x07 if (wsect != sector) { /* Changed current window */ 6d4: c6 16 cp r12, r22 6d6: d7 06 cpc r13, r23 6d8: e8 06 cpc r14, r24 6da: f9 06 cpc r15, r25 6dc: 09 f4 brne .+2 ; 0x6e0 6de: 4e c0 rjmp .+156 ; 0x77c #if !_FS_READONLY BYTE n; if (fs->winflag) { /* Write back dirty window if needed */ 6e0: 8f 8d ldd r24, Y+31 ; 0x1f 6e2: 88 23 and r24, r24 6e4: a1 f1 breq .+104 ; 0x74e if (disk_write(0, fs->win, wsect, 1) != RES_OK) 6e6: 80 e2 ldi r24, 0x20 ; 32 6e8: 68 2e mov r6, r24 6ea: 71 2c mov r7, r1 6ec: 6c 0e add r6, r28 6ee: 7d 1e adc r7, r29 6f0: 01 e0 ldi r16, 0x01 ; 1 6f2: a7 01 movw r20, r14 6f4: 96 01 movw r18, r12 6f6: b3 01 movw r22, r6 6f8: 80 e0 ldi r24, 0x00 ; 0 6fa: 0e 94 fb 0f call 0x1ff6 ; 0x1ff6 6fe: 89 2b or r24, r25 700: d9 f5 brne .+118 ; 0x778 return FALSE; fs->winflag = 0; 702: 1f 8e std Y+31, r1 ; 0x1f if (wsect < (fs->fatbase + fs->sects_fat)) { /* In FAT area */ 704: 8c 89 ldd r24, Y+20 ; 0x14 706: 9d 89 ldd r25, Y+21 ; 0x15 708: a0 e0 ldi r26, 0x00 ; 0 70a: b0 e0 ldi r27, 0x00 ; 0 70c: 28 85 ldd r18, Y+8 ; 0x08 70e: 39 85 ldd r19, Y+9 ; 0x09 710: 4a 85 ldd r20, Y+10 ; 0x0a 712: 5b 85 ldd r21, Y+11 ; 0x0b 714: 82 0f add r24, r18 716: 93 1f adc r25, r19 718: a4 1f adc r26, r20 71a: b5 1f adc r27, r21 71c: c8 16 cp r12, r24 71e: d9 06 cpc r13, r25 720: ea 06 cpc r14, r26 722: fb 06 cpc r15, r27 724: a0 f4 brcc .+40 ; 0x74e for (n = fs->n_fats; n >= 2; n--) { /* Refrect the change to all FAT copies */ 726: 1e 8d ldd r17, Y+30 ; 0x1e 728: 10 c0 rjmp .+32 ; 0x74a wsect += fs->sects_fat; 72a: 8c 89 ldd r24, Y+20 ; 0x14 72c: 9d 89 ldd r25, Y+21 ; 0x15 72e: a0 e0 ldi r26, 0x00 ; 0 730: b0 e0 ldi r27, 0x00 ; 0 732: c8 0e add r12, r24 734: d9 1e adc r13, r25 736: ea 1e adc r14, r26 738: fb 1e adc r15, r27 disk_write(0, fs->win, wsect, 1); 73a: 01 e0 ldi r16, 0x01 ; 1 73c: a7 01 movw r20, r14 73e: 96 01 movw r18, r12 740: b3 01 movw r22, r6 742: 80 e0 ldi r24, 0x00 ; 0 744: 0e 94 fb 0f call 0x1ff6 ; 0x1ff6 if (fs->winflag) { /* Write back dirty window if needed */ if (disk_write(0, fs->win, wsect, 1) != RES_OK) return FALSE; fs->winflag = 0; if (wsect < (fs->fatbase + fs->sects_fat)) { /* In FAT area */ for (n = fs->n_fats; n >= 2; n--) { /* Refrect the change to all FAT copies */ 748: 11 50 subi r17, 0x01 ; 1 74a: 12 30 cpi r17, 0x02 ; 2 74c: 70 f7 brcc .-36 ; 0x72a disk_write(0, fs->win, wsect, 1); } } } #endif if (sector) { 74e: 81 14 cp r8, r1 750: 91 04 cpc r9, r1 752: a1 04 cpc r10, r1 754: b1 04 cpc r11, r1 756: 91 f0 breq .+36 ; 0x77c if (disk_read(0, fs->win, sector, 1) != RES_OK) 758: be 01 movw r22, r28 75a: 60 5e subi r22, 0xE0 ; 224 75c: 7f 4f sbci r23, 0xFF ; 255 75e: 01 e0 ldi r16, 0x01 ; 1 760: a5 01 movw r20, r10 762: 94 01 movw r18, r8 764: 80 e0 ldi r24, 0x00 ; 0 766: 0e 94 9c 0f call 0x1f38 ; 0x1f38 76a: 89 2b or r24, r25 76c: 29 f4 brne .+10 ; 0x778 return FALSE; fs->winsect = sector; 76e: 8c 82 std Y+4, r8 ; 0x04 770: 9d 82 std Y+5, r9 ; 0x05 772: ae 82 std Y+6, r10 ; 0x06 774: bf 82 std Y+7, r11 ; 0x07 776: 02 c0 rjmp .+4 ; 0x77c 778: 80 e0 ldi r24, 0x00 ; 0 77a: 01 c0 rjmp .+2 ; 0x77e 77c: 81 e0 ldi r24, 0x01 ; 1 } } return TRUE; } 77e: cd b7 in r28, 0x3d ; 61 780: de b7 in r29, 0x3e ; 62 782: ee e0 ldi r30, 0x0E ; 14 784: 0c 94 e7 14 jmp 0x29ce ; 0x29ce <__epilogue_restores__+0x8> 00000788 : static BOOL put_cluster ( /* TRUE: successful, FALSE: failed */ CLUST clust, /* Cluster# to change */ CLUST val /* New value to mark the cluster */ ) { 788: a0 e0 ldi r26, 0x00 ; 0 78a: b0 e0 ldi r27, 0x00 ; 0 78c: ea ec ldi r30, 0xCA ; 202 78e: f3 e0 ldi r31, 0x03 ; 3 790: 0c 94 cb 14 jmp 0x2996 ; 0x2996 <__prologue_saves__+0x8> 794: ec 01 movw r28, r24 796: 4b 01 movw r8, r22 WORD bc; BYTE *p; DWORD fatsect; FATFS *fs = FatFs; 798: e0 90 10 01 lds r14, 0x0110 79c: f0 90 11 01 lds r15, 0x0111 fatsect = fs->fatbase; 7a0: f7 01 movw r30, r14 7a2: a0 84 ldd r10, Z+8 ; 0x08 7a4: b1 84 ldd r11, Z+9 ; 0x09 7a6: c2 84 ldd r12, Z+10 ; 0x0a 7a8: d3 84 ldd r13, Z+11 ; 0x0b switch (fs->fs_type) { 7aa: 84 8d ldd r24, Z+28 ; 0x1c 7ac: 81 30 cpi r24, 0x01 ; 1 7ae: 21 f0 breq .+8 ; 0x7b8 7b0: 82 30 cpi r24, 0x02 ; 2 7b2: 09 f0 breq .+2 ; 0x7b6 7b4: 72 c0 rjmp .+228 ; 0x89a 7b6: 5a c0 rjmp .+180 ; 0x86c case FS_FAT12 : bc = (WORD)clust * 3 / 2; 7b8: 8e 01 movw r16, r28 7ba: 00 0f add r16, r16 7bc: 11 1f adc r17, r17 7be: 0c 0f add r16, r28 7c0: 1d 1f adc r17, r29 7c2: 16 95 lsr r17 7c4: 07 95 ror r16 if (!move_window(fatsect + bc / 512)) return FALSE; 7c6: b8 01 movw r22, r16 7c8: 67 2f mov r22, r23 7ca: 77 27 eor r23, r23 7cc: 66 95 lsr r22 7ce: 80 e0 ldi r24, 0x00 ; 0 7d0: 90 e0 ldi r25, 0x00 ; 0 7d2: 6a 0d add r22, r10 7d4: 7b 1d adc r23, r11 7d6: 8c 1d adc r24, r12 7d8: 9d 1d adc r25, r13 7da: 0e 94 5a 03 call 0x6b4 ; 0x6b4 7de: 88 23 and r24, r24 7e0: 09 f4 brne .+2 ; 0x7e4 7e2: 5b c0 rjmp .+182 ; 0x89a p = &fs->win[bc % 512]; 7e4: d8 01 movw r26, r16 7e6: b1 70 andi r27, 0x01 ; 1 *p = (clust & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val; 7e8: 51 e0 ldi r21, 0x01 ; 1 7ea: 65 2e mov r6, r21 7ec: 71 2c mov r7, r1 7ee: 6c 22 and r6, r28 7f0: 7d 22 and r7, r29 7f2: c0 ff sbrs r28, 0 7f4: 0a c0 rjmp .+20 ; 0x80a 7f6: f7 01 movw r30, r14 7f8: ea 0f add r30, r26 7fa: fb 1f adc r31, r27 7fc: 80 a1 ldd r24, Z+32 ; 0x20 7fe: 8f 70 andi r24, 0x0F ; 15 800: 98 2d mov r25, r8 802: 92 95 swap r25 804: 90 7f andi r25, 0xF0 ; 240 806: 98 2b or r25, r24 808: 01 c0 rjmp .+2 ; 0x80c 80a: 98 2d mov r25, r8 80c: ae 0d add r26, r14 80e: bf 1d adc r27, r15 810: fd 01 movw r30, r26 812: 90 a3 std Z+32, r25 ; 0x20 bc++; 814: e8 01 movw r28, r16 816: 21 96 adiw r28, 0x01 ; 1 fs->winflag = 1; 818: 81 e0 ldi r24, 0x01 ; 1 81a: f7 01 movw r30, r14 81c: 87 8f std Z+31, r24 ; 0x1f if (!move_window(fatsect + bc / 512)) return FALSE; 81e: be 01 movw r22, r28 820: 67 2f mov r22, r23 822: 77 27 eor r23, r23 824: 66 95 lsr r22 826: 80 e0 ldi r24, 0x00 ; 0 828: 90 e0 ldi r25, 0x00 ; 0 82a: 6a 0d add r22, r10 82c: 7b 1d adc r23, r11 82e: 8c 1d adc r24, r12 830: 9d 1d adc r25, r13 832: 0e 94 5a 03 call 0x6b4 ; 0x6b4 836: 88 23 and r24, r24 838: 81 f1 breq .+96 ; 0x89a p = &fs->win[bc % 512]; 83a: de 01 movw r26, r28 83c: b1 70 andi r27, 0x01 ; 1 *p = (clust & 1) ? (BYTE)(val >> 4) : ((*p & 0xF0) | ((BYTE)(val >> 8) & 0x0F)); 83e: 61 14 cp r6, r1 840: 71 04 cpc r7, r1 842: 39 f0 breq .+14 ; 0x852 844: 34 e0 ldi r19, 0x04 ; 4 846: 96 94 lsr r9 848: 87 94 ror r8 84a: 3a 95 dec r19 84c: e1 f7 brne .-8 ; 0x846 84e: 98 2d mov r25, r8 850: 08 c0 rjmp .+16 ; 0x862 852: f7 01 movw r30, r14 854: ea 0f add r30, r26 856: fb 1f adc r31, r27 858: 90 a1 ldd r25, Z+32 ; 0x20 85a: 90 7f andi r25, 0xF0 ; 240 85c: 89 2d mov r24, r9 85e: 8f 70 andi r24, 0x0F ; 15 860: 98 2b or r25, r24 862: ae 0d add r26, r14 864: bf 1d adc r27, r15 866: fd 01 movw r30, r26 868: 90 a3 std Z+32, r25 ; 0x20 86a: 13 c0 rjmp .+38 ; 0x892 break; case FS_FAT16 : if (!move_window(fatsect + clust / 256)) return FALSE; 86c: 6d 2f mov r22, r29 86e: 77 27 eor r23, r23 870: 80 e0 ldi r24, 0x00 ; 0 872: 90 e0 ldi r25, 0x00 ; 0 874: 6a 0d add r22, r10 876: 7b 1d adc r23, r11 878: 8c 1d adc r24, r12 87a: 9d 1d adc r25, r13 87c: 0e 94 5a 03 call 0x6b4 ; 0x6b4 880: 88 23 and r24, r24 882: 59 f0 breq .+22 ; 0x89a ST_WORD(&fs->win[((WORD)clust * 2) % 512], (WORD)val); 884: cc 0f add r28, r28 886: dd 1f adc r29, r29 888: d1 70 andi r29, 0x01 ; 1 88a: ce 0d add r28, r14 88c: df 1d adc r29, r15 88e: 99 a2 std Y+33, r9 ; 0x21 890: 88 a2 std Y+32, r8 ; 0x20 break; #endif default : return FALSE; } fs->winflag = 1; 892: 81 e0 ldi r24, 0x01 ; 1 894: f7 01 movw r30, r14 896: 87 8f std Z+31, r24 ; 0x1f 898: 01 c0 rjmp .+2 ; 0x89c return TRUE; 89a: 80 e0 ldi r24, 0x00 ; 0 } 89c: cd b7 in r28, 0x3d ; 61 89e: de b7 in r29, 0x3e ; 62 8a0: ee e0 ldi r30, 0x0E ; 14 8a2: 0c 94 e7 14 jmp 0x29ce ; 0x29ce <__epilogue_restores__+0x8> 000008a6 : static CLUST get_cluster ( /* 0,>=2: successful, 1: failed */ CLUST clust /* Cluster# to get the link information */ ) { 8a6: a0 e0 ldi r26, 0x00 ; 0 8a8: b0 e0 ldi r27, 0x00 ; 0 8aa: e9 e5 ldi r30, 0x59 ; 89 8ac: f4 e0 ldi r31, 0x04 ; 4 8ae: 0c 94 ce 14 jmp 0x299c ; 0x299c <__prologue_saves__+0xe> 8b2: 8c 01 movw r16, r24 WORD wc, bc; DWORD fatsect; FATFS *fs = FatFs; 8b4: e0 90 10 01 lds r14, 0x0110 8b8: f0 90 11 01 lds r15, 0x0111 if (clust >= 2 && clust < fs->max_clust) { /* Valid cluster# */ 8bc: 82 30 cpi r24, 0x02 ; 2 8be: 91 05 cpc r25, r1 8c0: 08 f4 brcc .+2 ; 0x8c4 8c2: 67 c0 rjmp .+206 ; 0x992 8c4: e7 01 movw r28, r14 8c6: 8e 89 ldd r24, Y+22 ; 0x16 8c8: 9f 89 ldd r25, Y+23 ; 0x17 8ca: 08 17 cp r16, r24 8cc: 19 07 cpc r17, r25 8ce: 08 f0 brcs .+2 ; 0x8d2 8d0: 60 c0 rjmp .+192 ; 0x992 fatsect = fs->fatbase; 8d2: a8 84 ldd r10, Y+8 ; 0x08 8d4: b9 84 ldd r11, Y+9 ; 0x09 8d6: ca 84 ldd r12, Y+10 ; 0x0a 8d8: db 84 ldd r13, Y+11 ; 0x0b switch (fs->fs_type) { 8da: 8c 8d ldd r24, Y+28 ; 0x1c 8dc: 81 30 cpi r24, 0x01 ; 1 8de: 21 f0 breq .+8 ; 0x8e8 8e0: 82 30 cpi r24, 0x02 ; 2 8e2: 09 f0 breq .+2 ; 0x8e6 8e4: 56 c0 rjmp .+172 ; 0x992 8e6: 40 c0 rjmp .+128 ; 0x968 case FS_FAT12 : bc = (WORD)clust * 3 / 2; 8e8: e8 01 movw r28, r16 8ea: cc 0f add r28, r28 8ec: dd 1f adc r29, r29 8ee: c0 0f add r28, r16 8f0: d1 1f adc r29, r17 8f2: d6 95 lsr r29 8f4: c7 95 ror r28 if (!move_window(fatsect + bc / 512)) break; 8f6: be 01 movw r22, r28 8f8: 67 2f mov r22, r23 8fa: 77 27 eor r23, r23 8fc: 66 95 lsr r22 8fe: 80 e0 ldi r24, 0x00 ; 0 900: 90 e0 ldi r25, 0x00 ; 0 902: 6a 0d add r22, r10 904: 7b 1d adc r23, r11 906: 8c 1d adc r24, r12 908: 9d 1d adc r25, r13 90a: 0e 94 5a 03 call 0x6b4 ; 0x6b4 90e: 88 23 and r24, r24 910: 09 f4 brne .+2 ; 0x914 912: 3f c0 rjmp .+126 ; 0x992 wc = fs->win[bc % 512]; bc++; 914: fe 01 movw r30, r28 916: f1 70 andi r31, 0x01 ; 1 918: ee 0d add r30, r14 91a: ff 1d adc r31, r15 91c: 90 a0 ldd r9, Z+32 ; 0x20 91e: 21 96 adiw r28, 0x01 ; 1 if (!move_window(fatsect + bc / 512)) break; 920: be 01 movw r22, r28 922: 67 2f mov r22, r23 924: 77 27 eor r23, r23 926: 66 95 lsr r22 928: 80 e0 ldi r24, 0x00 ; 0 92a: 90 e0 ldi r25, 0x00 ; 0 92c: 6a 0d add r22, r10 92e: 7b 1d adc r23, r11 930: 8c 1d adc r24, r12 932: 9d 1d adc r25, r13 934: 0e 94 5a 03 call 0x6b4 ; 0x6b4 938: 88 23 and r24, r24 93a: 59 f1 breq .+86 ; 0x992 fatsect = fs->fatbase; switch (fs->fs_type) { case FS_FAT12 : bc = (WORD)clust * 3 / 2; if (!move_window(fatsect + bc / 512)) break; wc = fs->win[bc % 512]; bc++; 93c: 29 2d mov r18, r9 93e: 30 e0 ldi r19, 0x00 ; 0 if (!move_window(fatsect + bc / 512)) break; wc |= (WORD)fs->win[bc % 512] << 8; 940: d1 70 andi r29, 0x01 ; 1 942: ec 0e add r14, r28 944: fd 1e adc r15, r29 946: f7 01 movw r30, r14 948: 90 a1 ldd r25, Z+32 ; 0x20 94a: 80 e0 ldi r24, 0x00 ; 0 94c: 28 2b or r18, r24 94e: 39 2b or r19, r25 return (clust & 1) ? (wc >> 4) : (wc & 0xFFF); 950: 00 ff sbrs r16, 0 952: 07 c0 rjmp .+14 ; 0x962 954: f9 01 movw r30, r18 956: 94 e0 ldi r25, 0x04 ; 4 958: f6 95 lsr r31 95a: e7 95 ror r30 95c: 9a 95 dec r25 95e: e1 f7 brne .-8 ; 0x958 960: 1a c0 rjmp .+52 ; 0x996 962: f9 01 movw r30, r18 964: ff 70 andi r31, 0x0F ; 15 966: 17 c0 rjmp .+46 ; 0x996 case FS_FAT16 : if (!move_window(fatsect + clust / 256)) break; 968: 61 2f mov r22, r17 96a: 77 27 eor r23, r23 96c: 80 e0 ldi r24, 0x00 ; 0 96e: 90 e0 ldi r25, 0x00 ; 0 970: 6a 0d add r22, r10 972: 7b 1d adc r23, r11 974: 8c 1d adc r24, r12 976: 9d 1d adc r25, r13 978: 0e 94 5a 03 call 0x6b4 ; 0x6b4 97c: 88 23 and r24, r24 97e: 49 f0 breq .+18 ; 0x992 return LD_WORD(&fs->win[((WORD)clust * 2) % 512]); 980: 00 0f add r16, r16 982: 11 1f adc r17, r17 984: 11 70 andi r17, 0x01 ; 1 986: e0 0e add r14, r16 988: f1 1e adc r15, r17 98a: e7 01 movw r28, r14 98c: e8 a1 ldd r30, Y+32 ; 0x20 98e: f9 a1 ldd r31, Y+33 ; 0x21 990: 02 c0 rjmp .+4 ; 0x996 992: e1 e0 ldi r30, 0x01 ; 1 994: f0 e0 ldi r31, 0x00 ; 0 #endif } } return 1; /* There is no cluster information, or an error occured */ } 996: cf 01 movw r24, r30 998: cd b7 in r28, 0x3d ; 61 99a: de b7 in r29, 0x3e ; 62 99c: eb e0 ldi r30, 0x0B ; 11 99e: 0c 94 ea 14 jmp 0x29d4 ; 0x29d4 <__epilogue_restores__+0xe> 000009a2 : #if !_FS_READONLY static CLUST create_chain ( /* 0: no free cluster, 1: error, >=2: new cluster number */ CLUST clust /* Cluster# to stretch, 0 means create new */ ) { 9a2: a0 e0 ldi r26, 0x00 ; 0 9a4: b0 e0 ldi r27, 0x00 ; 0 9a6: e7 ed ldi r30, 0xD7 ; 215 9a8: f4 e0 ldi r31, 0x04 ; 4 9aa: 0c 94 cf 14 jmp 0x299e ; 0x299e <__prologue_saves__+0x10> 9ae: 7c 01 movw r14, r24 CLUST cstat, ncl, scl, mcl; FATFS *fs = FatFs; 9b0: c0 90 10 01 lds r12, 0x0110 9b4: d0 90 11 01 lds r13, 0x0111 mcl = fs->max_clust; 9b8: f6 01 movw r30, r12 9ba: a6 88 ldd r10, Z+22 ; 0x16 9bc: b7 88 ldd r11, Z+23 ; 0x17 if (clust == 0) { /* Create new chain */ 9be: 00 97 sbiw r24, 0x00 ; 0 9c0: 49 f4 brne .+18 ; 0x9d4 scl = fs->last_clust; /* Get last allocated cluster */ 9c2: 00 8d ldd r16, Z+24 ; 0x18 9c4: 11 8d ldd r17, Z+25 ; 0x19 if (scl < 2 || scl >= mcl) scl = 1; 9c6: 02 30 cpi r16, 0x02 ; 2 9c8: 11 05 cpc r17, r1 9ca: 88 f0 brcs .+34 ; 0x9ee 9cc: 0a 15 cp r16, r10 9ce: 1b 05 cpc r17, r11 9d0: 70 f4 brcc .+28 ; 0x9ee 9d2: 0f c0 rjmp .+30 ; 0x9f2 } else { /* Stretch existing chain */ cstat = get_cluster(clust); /* Check the cluster status */ 9d4: 0e 94 53 04 call 0x8a6 ; 0x8a6 9d8: 9c 01 movw r18, r24 if (cstat < 2) return 1; /* It is an invalid cluster */ 9da: 82 30 cpi r24, 0x02 ; 2 9dc: 91 05 cpc r25, r1 9de: 08 f4 brcc .+2 ; 0x9e2 9e0: 40 c0 rjmp .+128 ; 0xa62 if (cstat < mcl) return cstat; /* It is already followed by next cluster */ 9e2: 8a 15 cp r24, r10 9e4: 9b 05 cpc r25, r11 9e6: 08 f4 brcc .+2 ; 0x9ea 9e8: 41 c0 rjmp .+130 ; 0xa6c 9ea: 87 01 movw r16, r14 9ec: 02 c0 rjmp .+4 ; 0x9f2 9ee: 01 e0 ldi r16, 0x01 ; 1 9f0: 10 e0 ldi r17, 0x00 ; 0 9f2: e8 01 movw r28, r16 scl = clust; } ncl = scl; /* Start cluster */ for (;;) { ncl++; /* Next cluster */ 9f4: 21 96 adiw r28, 0x01 ; 1 if (ncl >= mcl) { /* Wrap around */ 9f6: ca 15 cp r28, r10 9f8: db 05 cpc r29, r11 9fa: 28 f0 brcs .+10 ; 0xa06 ncl = 2; if (ncl > scl) return 0; /* No free custer */ 9fc: 02 30 cpi r16, 0x02 ; 2 9fe: 11 05 cpc r17, r1 a00: 98 f1 brcs .+102 ; 0xa68 a02: c2 e0 ldi r28, 0x02 ; 2 a04: d0 e0 ldi r29, 0x00 ; 0 } cstat = get_cluster(ncl); /* Get the cluster status */ a06: ce 01 movw r24, r28 a08: 0e 94 53 04 call 0x8a6 ; 0x8a6 a0c: 9c 01 movw r18, r24 if (cstat == 0) break; /* Found a free cluster */ a0e: 00 97 sbiw r24, 0x00 ; 0 a10: 39 f0 breq .+14 ; 0xa20 if (cstat == 1) return 1; /* Any error occured */ a12: 81 30 cpi r24, 0x01 ; 1 a14: 91 05 cpc r25, r1 a16: 51 f1 breq .+84 ; 0xa6c if (ncl == scl) return 0; /* No free custer */ a18: c0 17 cp r28, r16 a1a: d1 07 cpc r29, r17 a1c: 59 f7 brne .-42 ; 0x9f4 a1e: 24 c0 rjmp .+72 ; 0xa68 a20: 1c 2f mov r17, r28 a22: 0d 2f mov r16, r29 } if (!put_cluster(ncl, (CLUST)0x0FFFFFFF)) return 1; /* Mark the new cluster "in use" */ a24: 6f ef ldi r22, 0xFF ; 255 a26: 7f ef ldi r23, 0xFF ; 255 a28: ce 01 movw r24, r28 a2a: 0e 94 c4 03 call 0x788 ; 0x788 a2e: 88 23 and r24, r24 a30: c1 f0 breq .+48 ; 0xa62 if (clust && !put_cluster(clust, ncl)) return 1; /* Link it to previous one if needed */ a32: e1 14 cp r14, r1 a34: f1 04 cpc r15, r1 a36: 31 f0 breq .+12 ; 0xa44 a38: be 01 movw r22, r28 a3a: c7 01 movw r24, r14 a3c: 0e 94 c4 03 call 0x788 ; 0x788 a40: 88 23 and r24, r24 a42: 79 f0 breq .+30 ; 0xa62 fs->last_clust = ncl; /* Update fsinfo */ a44: f6 01 movw r30, r12 a46: 10 8f std Z+24, r17 ; 0x18 a48: 01 8f std Z+25, r16 ; 0x19 if (fs->free_clust != (CLUST)0xFFFFFFFF) { a4a: 82 8d ldd r24, Z+26 ; 0x1a a4c: 93 8d ldd r25, Z+27 ; 0x1b a4e: ff ef ldi r31, 0xFF ; 255 a50: 8f 3f cpi r24, 0xFF ; 255 a52: 9f 07 cpc r25, r31 a54: 21 f0 breq .+8 ; 0xa5e fs->free_clust--; a56: 01 97 sbiw r24, 0x01 ; 1 a58: f6 01 movw r30, r12 a5a: 93 8f std Z+27, r25 ; 0x1b a5c: 82 8f std Z+26, r24 ; 0x1a a5e: 9e 01 movw r18, r28 a60: 05 c0 rjmp .+10 ; 0xa6c a62: 21 e0 ldi r18, 0x01 ; 1 a64: 30 e0 ldi r19, 0x00 ; 0 a66: 02 c0 rjmp .+4 ; 0xa6c a68: 20 e0 ldi r18, 0x00 ; 0 a6a: 30 e0 ldi r19, 0x00 ; 0 fs->fsi_flag = 1; #endif } return ncl; /* Return new cluster number */ } a6c: c9 01 movw r24, r18 a6e: cd b7 in r28, 0x3d ; 61 a70: de b7 in r29, 0x3e ; 62 a72: ea e0 ldi r30, 0x0A ; 10 a74: 0c 94 eb 14 jmp 0x29d6 ; 0x29d6 <__epilogue_restores__+0x10> 00000a78 : FRESULT f_lseek ( FIL *fp, /* Pointer to the file object */ DWORD ofs /* File pointer from top of file */ ) { a78: a0 e0 ldi r26, 0x00 ; 0 a7a: b0 e0 ldi r27, 0x00 ; 0 a7c: e2 e4 ldi r30, 0x42 ; 66 a7e: f5 e0 ldi r31, 0x05 ; 5 a80: 0c 94 cb 14 jmp 0x2996 ; 0x2996 <__prologue_saves__+0x8> a84: ec 01 movw r28, r24 a86: 7a 01 movw r14, r20 a88: 8b 01 movw r16, r22 CLUST clust; DWORD csize; BYTE csect; FRESULT res; FATFS *fs = fp->fs; a8a: 6c 80 ldd r6, Y+4 ; 0x04 a8c: 7d 80 ldd r7, Y+5 ; 0x05 res = validate(fs, fp->id); /* Check validity of the object */ a8e: 68 81 ld r22, Y a90: 79 81 ldd r23, Y+1 ; 0x01 a92: c3 01 movw r24, r6 a94: 0e 94 46 03 call 0x68c ; 0x68c a98: 4c 01 movw r8, r24 if (res) return res; a9a: 00 97 sbiw r24, 0x00 ; 0 a9c: 09 f0 breq .+2 ; 0xaa0 a9e: d6 c0 rjmp .+428 ; 0xc4c if (fp->flag & FA__ERROR) return FR_RW_ERROR; aa0: 8a 81 ldd r24, Y+2 ; 0x02 aa2: 87 fd sbrc r24, 7 aa4: d0 c0 rjmp .+416 ; 0xc46 #if !_FS_READONLY if (ofs > fp->fsize && !(fp->flag & FA_WRITE)) aa6: aa 84 ldd r10, Y+10 ; 0x0a aa8: bb 84 ldd r11, Y+11 ; 0x0b aaa: cc 84 ldd r12, Y+12 ; 0x0c aac: dd 84 ldd r13, Y+13 ; 0x0d aae: ae 14 cp r10, r14 ab0: bf 04 cpc r11, r15 ab2: c0 06 cpc r12, r16 ab4: d1 06 cpc r13, r17 ab6: 10 f4 brcc .+4 ; 0xabc ab8: 81 ff sbrs r24, 1 aba: 02 c0 rjmp .+4 ; 0xac0 abc: 57 01 movw r10, r14 abe: 68 01 movw r12, r16 #else if (ofs > fp->fsize) #endif ofs = fp->fsize; fp->fptr = 0; fp->sect_clust = 1; /* Set file R/W pointer to top of the file */ ac0: 1e 82 std Y+6, r1 ; 0x06 ac2: 1f 82 std Y+7, r1 ; 0x07 ac4: 18 86 std Y+8, r1 ; 0x08 ac6: 19 86 std Y+9, r1 ; 0x09 ac8: 81 e0 ldi r24, 0x01 ; 1 aca: 8b 83 std Y+3, r24 ; 0x03 /* Move file R/W pointer if needed */ if (ofs) { acc: a1 14 cp r10, r1 ace: b1 04 cpc r11, r1 ad0: c1 04 cpc r12, r1 ad2: d1 04 cpc r13, r1 ad4: 09 f4 brne .+2 ; 0xad8 ad6: 9d c0 rjmp .+314 ; 0xc12 clust = fp->org_clust; /* Get start cluster */ ad8: 6e 85 ldd r22, Y+14 ; 0x0e ada: 7f 85 ldd r23, Y+15 ; 0x0f #if !_FS_READONLY if (!clust) { /* If the file does not have a cluster chain, create new cluster chain */ adc: 61 15 cp r22, r1 ade: 71 05 cpc r23, r1 ae0: 71 f4 brne .+28 ; 0xafe clust = create_chain(0); ae2: 80 e0 ldi r24, 0x00 ; 0 ae4: 90 e0 ldi r25, 0x00 ; 0 ae6: 0e 94 d1 04 call 0x9a2 ; 0x9a2 aea: bc 01 movw r22, r24 if (clust == 1) goto fk_error; aec: 81 30 cpi r24, 0x01 ; 1 aee: 91 05 cpc r25, r1 af0: 09 f4 brne .+2 ; 0xaf4 af2: a6 c0 rjmp .+332 ; 0xc40 fp->org_clust = clust; af4: 9f 87 std Y+15, r25 ; 0x0f af6: 8e 87 std Y+14, r24 ; 0x0e } #endif if (clust) { /* If the file has a cluster chain, it can be followed */ af8: 00 97 sbiw r24, 0x00 ; 0 afa: 09 f4 brne .+2 ; 0xafe afc: 8a c0 rjmp .+276 ; 0xc12 csize = (DWORD)fs->sects_clust * 512; /* Cluster size in unit of byte */ afe: f3 01 movw r30, r6 b00: 85 8d ldd r24, Z+29 ; 0x1d b02: e8 2e mov r14, r24 b04: ff 24 eor r15, r15 b06: 00 e0 ldi r16, 0x00 ; 0 b08: 10 e0 ldi r17, 0x00 ; 0 b0a: f9 e0 ldi r31, 0x09 ; 9 b0c: ee 0c add r14, r14 b0e: ff 1c adc r15, r15 b10: 00 1f adc r16, r16 b12: 11 1f adc r17, r17 b14: fa 95 dec r31 b16: d1 f7 brne .-12 ; 0xb0c for (;;) { /* Loop to skip leading clusters */ fp->curr_clust = clust; /* Update current cluster */ b18: 79 8b std Y+17, r23 ; 0x11 b1a: 68 8b std Y+16, r22 ; 0x10 if (ofs <= csize) break; b1c: ea 14 cp r14, r10 b1e: fb 04 cpc r15, r11 b20: 0c 05 cpc r16, r12 b22: 1d 05 cpc r17, r13 b24: 58 f5 brcc .+86 ; 0xb7c #if !_FS_READONLY if (fp->flag & FA_WRITE) /* Check if in write mode or not */ b26: 8a 81 ldd r24, Y+2 ; 0x02 b28: 81 ff sbrs r24, 1 b2a: 04 c0 rjmp .+8 ; 0xb34 clust = create_chain(clust); /* Force streached if in write mode */ b2c: cb 01 movw r24, r22 b2e: 0e 94 d1 04 call 0x9a2 ; 0x9a2 b32: 03 c0 rjmp .+6 ; 0xb3a else #endif clust = get_cluster(clust); /* Only follow cluster chain if not in write mode */ b34: cb 01 movw r24, r22 b36: 0e 94 53 04 call 0x8a6 ; 0x8a6 b3a: bc 01 movw r22, r24 if (clust == 0) { /* Stop if could not follow the cluster chain */ b3c: 00 97 sbiw r24, 0x00 ; 0 b3e: e1 f0 breq .+56 ; 0xb78 ofs = csize; break; } if (clust == 1 || clust >= fs->max_clust) goto fk_error; b40: 81 30 cpi r24, 0x01 ; 1 b42: 91 05 cpc r25, r1 b44: 09 f4 brne .+2 ; 0xb48 b46: 7c c0 rjmp .+248 ; 0xc40 b48: f3 01 movw r30, r6 b4a: 86 89 ldd r24, Z+22 ; 0x16 b4c: 97 89 ldd r25, Z+23 ; 0x17 b4e: 68 17 cp r22, r24 b50: 79 07 cpc r23, r25 b52: 08 f0 brcs .+2 ; 0xb56 b54: 75 c0 rjmp .+234 ; 0xc40 fp->fptr += csize; /* Update R/W pointer */ b56: 8e 81 ldd r24, Y+6 ; 0x06 b58: 9f 81 ldd r25, Y+7 ; 0x07 b5a: a8 85 ldd r26, Y+8 ; 0x08 b5c: b9 85 ldd r27, Y+9 ; 0x09 b5e: 8e 0d add r24, r14 b60: 9f 1d adc r25, r15 b62: a0 1f adc r26, r16 b64: b1 1f adc r27, r17 b66: 8e 83 std Y+6, r24 ; 0x06 b68: 9f 83 std Y+7, r25 ; 0x07 b6a: a8 87 std Y+8, r26 ; 0x08 b6c: b9 87 std Y+9, r27 ; 0x09 ofs -= csize; b6e: ae 18 sub r10, r14 b70: bf 08 sbc r11, r15 b72: c0 0a sbc r12, r16 b74: d1 0a sbc r13, r17 b76: d0 cf rjmp .-96 ; 0xb18 } b78: 57 01 movw r10, r14 b7a: 68 01 movw r12, r16 csect = (BYTE)((ofs - 1) / 512); /* Sector offset in the cluster */ b7c: d6 01 movw r26, r12 b7e: c5 01 movw r24, r10 b80: 01 97 sbiw r24, 0x01 ; 1 b82: a1 09 sbc r26, r1 b84: b1 09 sbc r27, r1 b86: e9 e0 ldi r30, 0x09 ; 9 b88: b6 95 lsr r27 b8a: a7 95 ror r26 b8c: 97 95 ror r25 b8e: 87 95 ror r24 b90: ea 95 dec r30 b92: d1 f7 brne .-12 ; 0xb88 b94: f8 2e mov r15, r24 static DWORD clust2sect ( /* !=0: sector number, 0: failed - invalid cluster# */ CLUST clust /* Cluster# to be converted */ ) { FATFS *fs = FatFs; b96: 00 91 10 01 lds r16, 0x0110 b9a: 10 91 11 01 lds r17, 0x0111 clust -= 2; b9e: 62 50 subi r22, 0x02 ; 2 ba0: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ ba2: f8 01 movw r30, r16 ba4: 86 89 ldd r24, Z+22 ; 0x16 ba6: 97 89 ldd r25, Z+23 ; 0x17 ba8: 02 97 sbiw r24, 0x02 ; 2 baa: 68 17 cp r22, r24 bac: 79 07 cpc r23, r25 bae: 28 f0 brcs .+10 ; 0xbba bb0: 20 e0 ldi r18, 0x00 ; 0 bb2: 30 e0 ldi r19, 0x00 ; 0 bb4: 40 e0 ldi r20, 0x00 ; 0 bb6: 50 e0 ldi r21, 0x00 ; 0 bb8: 14 c0 rjmp .+40 ; 0xbe2 return (DWORD)clust * fs->sects_clust + fs->database; bba: 80 e0 ldi r24, 0x00 ; 0 bbc: 90 e0 ldi r25, 0x00 ; 0 bbe: f8 01 movw r30, r16 bc0: 25 8d ldd r18, Z+29 ; 0x1d bc2: 30 e0 ldi r19, 0x00 ; 0 bc4: 40 e0 ldi r20, 0x00 ; 0 bc6: 50 e0 ldi r21, 0x00 ; 0 bc8: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> bcc: 9b 01 movw r18, r22 bce: ac 01 movw r20, r24 bd0: f8 01 movw r30, r16 bd2: 80 89 ldd r24, Z+16 ; 0x10 bd4: 91 89 ldd r25, Z+17 ; 0x11 bd6: a2 89 ldd r26, Z+18 ; 0x12 bd8: b3 89 ldd r27, Z+19 ; 0x13 bda: 28 0f add r18, r24 bdc: 39 1f adc r19, r25 bde: 4a 1f adc r20, r26 be0: 5b 1f adc r21, r27 if (clust == 1 || clust >= fs->max_clust) goto fk_error; fp->fptr += csize; /* Update R/W pointer */ ofs -= csize; } csect = (BYTE)((ofs - 1) / 512); /* Sector offset in the cluster */ fp->curr_sect = clust2sect(clust) + csect; /* Current sector */ be2: 2f 0d add r18, r15 be4: 31 1d adc r19, r1 be6: 41 1d adc r20, r1 be8: 51 1d adc r21, r1 bea: 2a 8b std Y+18, r18 ; 0x12 bec: 3b 8b std Y+19, r19 ; 0x13 bee: 4c 8b std Y+20, r20 ; 0x14 bf0: 5d 8b std Y+21, r21 ; 0x15 fp->sect_clust = fs->sects_clust - csect; /* Left sector counter in the cluster */ bf2: f3 01 movw r30, r6 bf4: 85 8d ldd r24, Z+29 ; 0x1d bf6: 8f 19 sub r24, r15 bf8: 8b 83 std Y+3, r24 ; 0x03 fp->fptr += ofs; /* Update file R/W pointer */ bfa: 8e 81 ldd r24, Y+6 ; 0x06 bfc: 9f 81 ldd r25, Y+7 ; 0x07 bfe: a8 85 ldd r26, Y+8 ; 0x08 c00: b9 85 ldd r27, Y+9 ; 0x09 c02: 8a 0d add r24, r10 c04: 9b 1d adc r25, r11 c06: ac 1d adc r26, r12 c08: bd 1d adc r27, r13 c0a: 8e 83 std Y+6, r24 ; 0x06 c0c: 9f 83 std Y+7, r25 ; 0x07 c0e: a8 87 std Y+8, r26 ; 0x08 c10: b9 87 std Y+9, r27 ; 0x09 } } #if !_FS_READONLY if ((fp->flag & FA_WRITE) && fp->fptr > fp->fsize) { /* Set updated flag if in write mode */ c12: 6a 81 ldd r22, Y+2 ; 0x02 c14: 61 ff sbrs r22, 1 c16: 1a c0 rjmp .+52 ; 0xc4c c18: 2e 81 ldd r18, Y+6 ; 0x06 c1a: 3f 81 ldd r19, Y+7 ; 0x07 c1c: 48 85 ldd r20, Y+8 ; 0x08 c1e: 59 85 ldd r21, Y+9 ; 0x09 c20: 8a 85 ldd r24, Y+10 ; 0x0a c22: 9b 85 ldd r25, Y+11 ; 0x0b c24: ac 85 ldd r26, Y+12 ; 0x0c c26: bd 85 ldd r27, Y+13 ; 0x0d c28: 82 17 cp r24, r18 c2a: 93 07 cpc r25, r19 c2c: a4 07 cpc r26, r20 c2e: b5 07 cpc r27, r21 c30: 68 f4 brcc .+26 ; 0xc4c fp->fsize = fp->fptr; c32: 2a 87 std Y+10, r18 ; 0x0a c34: 3b 87 std Y+11, r19 ; 0x0b c36: 4c 87 std Y+12, r20 ; 0x0c c38: 5d 87 std Y+13, r21 ; 0x0d fp->flag |= FA__WRITTEN; c3a: 60 62 ori r22, 0x20 ; 32 c3c: 6a 83 std Y+2, r22 ; 0x02 c3e: 06 c0 rjmp .+12 ; 0xc4c #endif return FR_OK; fk_error: /* Abort this function due to an unrecoverable error */ fp->flag |= FA__ERROR; c40: 8a 81 ldd r24, Y+2 ; 0x02 c42: 80 68 ori r24, 0x80 ; 128 c44: 8a 83 std Y+2, r24 ; 0x02 c46: 68 e0 ldi r22, 0x08 ; 8 c48: 86 2e mov r8, r22 c4a: 91 2c mov r9, r1 return FR_RW_ERROR; } c4c: c4 01 movw r24, r8 c4e: cd b7 in r28, 0x3d ; 61 c50: de b7 in r29, 0x3e ; 62 c52: ee e0 ldi r30, 0x0E ; 14 c54: 0c 94 e7 14 jmp 0x29ce ; 0x29ce <__epilogue_restores__+0x8> 00000c58 : static BOOL next_dir_entry ( /* TRUE: successful, FALSE: could not move next */ DIR *dirobj /* Pointer to directory object */ ) { c58: ef 92 push r14 c5a: ff 92 push r15 c5c: 0f 93 push r16 c5e: 1f 93 push r17 c60: cf 93 push r28 c62: df 93 push r29 c64: 8c 01 movw r16, r24 CLUST clust; WORD idx; FATFS *fs = FatFs; c66: c0 91 10 01 lds r28, 0x0110 c6a: d0 91 11 01 lds r29, 0x0111 idx = dirobj->index + 1; c6e: fc 01 movw r30, r24 c70: e2 80 ldd r14, Z+2 ; 0x02 c72: f3 80 ldd r15, Z+3 ; 0x03 c74: 08 94 sec c76: e1 1c adc r14, r1 c78: f1 1c adc r15, r1 if ((idx & 15) == 0) { /* Table sector changed? */ c7a: c7 01 movw r24, r14 c7c: 8f 70 andi r24, 0x0F ; 15 c7e: 90 70 andi r25, 0x00 ; 0 c80: 89 2b or r24, r25 c82: 09 f0 breq .+2 ; 0xc86 c84: 5b c0 rjmp .+182 ; 0xd3c dirobj->sect++; /* Next sector */ c86: 82 85 ldd r24, Z+10 ; 0x0a c88: 93 85 ldd r25, Z+11 ; 0x0b c8a: a4 85 ldd r26, Z+12 ; 0x0c c8c: b5 85 ldd r27, Z+13 ; 0x0d c8e: 01 96 adiw r24, 0x01 ; 1 c90: a1 1d adc r26, r1 c92: b1 1d adc r27, r1 c94: 82 87 std Z+10, r24 ; 0x0a c96: 93 87 std Z+11, r25 ; 0x0b c98: a4 87 std Z+12, r26 ; 0x0c c9a: b5 87 std Z+13, r27 ; 0x0d if (!dirobj->clust) { /* In static table */ c9c: 40 85 ldd r20, Z+8 ; 0x08 c9e: 51 85 ldd r21, Z+9 ; 0x09 ca0: 41 15 cp r20, r1 ca2: 51 05 cpc r21, r1 ca4: 39 f4 brne .+14 ; 0xcb4 if (idx >= fs->n_rootdir) return FALSE; /* Reached to end of table */ ca6: 8a 81 ldd r24, Y+2 ; 0x02 ca8: 9b 81 ldd r25, Y+3 ; 0x03 caa: e8 16 cp r14, r24 cac: f9 06 cpc r15, r25 cae: 08 f4 brcc .+2 ; 0xcb2 cb0: 45 c0 rjmp .+138 ; 0xd3c cb2: 49 c0 rjmp .+146 ; 0xd46 } else { /* In dynamic table */ if (((idx / 16) & (fs->sects_clust - 1)) == 0) { /* Cluster changed? */ cb4: 8d 8d ldd r24, Y+29 ; 0x1d cb6: 90 e0 ldi r25, 0x00 ; 0 cb8: 01 97 sbiw r24, 0x01 ; 1 cba: 97 01 movw r18, r14 cbc: a4 e0 ldi r26, 0x04 ; 4 cbe: 36 95 lsr r19 cc0: 27 95 ror r18 cc2: aa 95 dec r26 cc4: e1 f7 brne .-8 ; 0xcbe cc6: 82 23 and r24, r18 cc8: 93 23 and r25, r19 cca: 89 2b or r24, r25 ccc: b9 f5 brne .+110 ; 0xd3c clust = get_cluster(dirobj->clust); /* Get next cluster */ cce: ca 01 movw r24, r20 cd0: 0e 94 53 04 call 0x8a6 ; 0x8a6 cd4: bc 01 movw r22, r24 if (clust < 2 || clust >= fs->max_clust) /* Reached to end of table */ cd6: 82 30 cpi r24, 0x02 ; 2 cd8: 91 05 cpc r25, r1 cda: a8 f1 brcs .+106 ; 0xd46 cdc: 8e 89 ldd r24, Y+22 ; 0x16 cde: 9f 89 ldd r25, Y+23 ; 0x17 ce0: 68 17 cp r22, r24 ce2: 79 07 cpc r23, r25 ce4: 80 f5 brcc .+96 ; 0xd46 return FALSE; dirobj->clust = clust; /* Initialize for new cluster */ ce6: f8 01 movw r30, r16 ce8: 71 87 std Z+9, r23 ; 0x09 cea: 60 87 std Z+8, r22 ; 0x08 static DWORD clust2sect ( /* !=0: sector number, 0: failed - invalid cluster# */ CLUST clust /* Cluster# to be converted */ ) { FATFS *fs = FatFs; cec: c0 91 10 01 lds r28, 0x0110 cf0: d0 91 11 01 lds r29, 0x0111 clust -= 2; cf4: 62 50 subi r22, 0x02 ; 2 cf6: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ cf8: 8e 89 ldd r24, Y+22 ; 0x16 cfa: 9f 89 ldd r25, Y+23 ; 0x17 cfc: 02 97 sbiw r24, 0x02 ; 2 cfe: 68 17 cp r22, r24 d00: 79 07 cpc r23, r25 d02: 28 f0 brcs .+10 ; 0xd0e d04: 20 e0 ldi r18, 0x00 ; 0 d06: 30 e0 ldi r19, 0x00 ; 0 d08: 40 e0 ldi r20, 0x00 ; 0 d0a: 50 e0 ldi r21, 0x00 ; 0 d0c: 12 c0 rjmp .+36 ; 0xd32 return (DWORD)clust * fs->sects_clust + fs->database; d0e: 80 e0 ldi r24, 0x00 ; 0 d10: 90 e0 ldi r25, 0x00 ; 0 d12: 2d 8d ldd r18, Y+29 ; 0x1d d14: 30 e0 ldi r19, 0x00 ; 0 d16: 40 e0 ldi r20, 0x00 ; 0 d18: 50 e0 ldi r21, 0x00 ; 0 d1a: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> d1e: 9b 01 movw r18, r22 d20: ac 01 movw r20, r24 d22: 88 89 ldd r24, Y+16 ; 0x10 d24: 99 89 ldd r25, Y+17 ; 0x11 d26: aa 89 ldd r26, Y+18 ; 0x12 d28: bb 89 ldd r27, Y+19 ; 0x13 d2a: 28 0f add r18, r24 d2c: 39 1f adc r19, r25 d2e: 4a 1f adc r20, r26 d30: 5b 1f adc r21, r27 if (((idx / 16) & (fs->sects_clust - 1)) == 0) { /* Cluster changed? */ clust = get_cluster(dirobj->clust); /* Get next cluster */ if (clust < 2 || clust >= fs->max_clust) /* Reached to end of table */ return FALSE; dirobj->clust = clust; /* Initialize for new cluster */ dirobj->sect = clust2sect(clust); d32: f8 01 movw r30, r16 d34: 22 87 std Z+10, r18 ; 0x0a d36: 33 87 std Z+11, r19 ; 0x0b d38: 44 87 std Z+12, r20 ; 0x0c d3a: 55 87 std Z+13, r21 ; 0x0d } } } dirobj->index = idx; /* Lower 4 bit of dirobj->index indicates offset in dirobj->sect */ d3c: f8 01 movw r30, r16 d3e: f3 82 std Z+3, r15 ; 0x03 d40: e2 82 std Z+2, r14 ; 0x02 d42: 81 e0 ldi r24, 0x01 ; 1 d44: 01 c0 rjmp .+2 ; 0xd48 return TRUE; d46: 80 e0 ldi r24, 0x00 ; 0 } d48: cd b7 in r28, 0x3d ; 61 d4a: de b7 in r29, 0x3e ; 62 d4c: e6 e0 ldi r30, 0x06 ; 6 d4e: 0c 94 ef 14 jmp 0x29de ; 0x29de <__epilogue_restores__+0x18> 00000d52 : /*-----------------------------------------------------------------------*/ FRESULT f_sync ( FIL *fp /* Pointer to the file object */ ) { d52: ef 92 push r14 d54: ff 92 push r15 d56: 0f 93 push r16 d58: 1f 93 push r17 d5a: cf 93 push r28 d5c: df 93 push r29 d5e: ec 01 movw r28, r24 BYTE *dir; FRESULT res; FATFS *fs = fp->fs; res = validate(fs, fp->id); /* Check validity of the object */ d60: 68 81 ld r22, Y d62: 79 81 ldd r23, Y+1 ; 0x01 d64: 8c 81 ldd r24, Y+4 ; 0x04 d66: 9d 81 ldd r25, Y+5 ; 0x05 d68: 0e 94 46 03 call 0x68c ; 0x68c d6c: 7c 01 movw r14, r24 if (res == FR_OK) { d6e: 00 97 sbiw r24, 0x00 ; 0 d70: 09 f0 breq .+2 ; 0xd74 d72: 40 c0 rjmp .+128 ; 0xdf4 if (fp->flag & FA__WRITTEN) { /* Has the file been written? */ d74: 8a 81 ldd r24, Y+2 ; 0x02 d76: 85 ff sbrs r24, 5 d78: 3d c0 rjmp .+122 ; 0xdf4 /* Update the directory entry */ if (!move_window(fp->dir_sect)) d7a: 6e 89 ldd r22, Y+22 ; 0x16 d7c: 7f 89 ldd r23, Y+23 ; 0x17 d7e: 88 8d ldd r24, Y+24 ; 0x18 d80: 99 8d ldd r25, Y+25 ; 0x19 d82: 0e 94 5a 03 call 0x6b4 ; 0x6b4 d86: 88 23 and r24, r24 d88: 91 f1 breq .+100 ; 0xdee return FR_RW_ERROR; dir = fp->dir_ptr; d8a: 0a 8d ldd r16, Y+26 ; 0x1a d8c: 1b 8d ldd r17, Y+27 ; 0x1b dir[DIR_Attr] |= AM_ARC; /* Set archive bit */ d8e: f8 01 movw r30, r16 d90: 83 85 ldd r24, Z+11 ; 0x0b d92: 80 62 ori r24, 0x20 ; 32 d94: 83 87 std Z+11, r24 ; 0x0b ST_DWORD(&dir[DIR_FileSize], fp->fsize); /* Update file size */ d96: 8a 85 ldd r24, Y+10 ; 0x0a d98: 9b 85 ldd r25, Y+11 ; 0x0b d9a: ac 85 ldd r26, Y+12 ; 0x0c d9c: bd 85 ldd r27, Y+13 ; 0x0d d9e: 84 8f std Z+28, r24 ; 0x1c da0: 95 8f std Z+29, r25 ; 0x1d da2: a6 8f std Z+30, r26 ; 0x1e da4: b7 8f std Z+31, r27 ; 0x1f ST_WORD(&dir[DIR_FstClusLO], fp->org_clust); /* Update start cluster */ da6: 8e 85 ldd r24, Y+14 ; 0x0e da8: 9f 85 ldd r25, Y+15 ; 0x0f daa: 93 8f std Z+27, r25 ; 0x1b dac: 82 8f std Z+26, r24 ; 0x1a #if _FAT32 ST_WORD(&dir[DIR_FstClusHI], fp->org_clust >> 16); #endif tim = get_fattime(); /* Updated time */ dae: 0e 94 b0 00 call 0x160 ; 0x160 ST_DWORD(&dir[DIR_WrtTime], tim); db2: f8 01 movw r30, r16 db4: 66 8b std Z+22, r22 ; 0x16 db6: 77 8b std Z+23, r23 ; 0x17 db8: 80 8f std Z+24, r24 ; 0x18 dba: 91 8f std Z+25, r25 ; 0x19 fp->flag &= ~FA__WRITTEN; dbc: 8a 81 ldd r24, Y+2 ; 0x02 dbe: 8f 7d andi r24, 0xDF ; 223 dc0: 8a 83 std Y+2, r24 ; 0x02 FRESULT sync (void) /* FR_OK: successful, FR_RW_ERROR: failed */ { FATFS *fs = FatFs; fs->winflag = 1; dc2: e0 91 10 01 lds r30, 0x0110 dc6: f0 91 11 01 lds r31, 0x0111 dca: 81 e0 ldi r24, 0x01 ; 1 dcc: 87 8f std Z+31, r24 ; 0x1f if (!move_window(0)) return FR_RW_ERROR; dce: 60 e0 ldi r22, 0x00 ; 0 dd0: 70 e0 ldi r23, 0x00 ; 0 dd2: 80 e0 ldi r24, 0x00 ; 0 dd4: 90 e0 ldi r25, 0x00 ; 0 dd6: 0e 94 5a 03 call 0x6b4 ; 0x6b4 dda: 88 23 and r24, r24 ddc: 41 f0 breq .+16 ; 0xdee ST_DWORD(&fs->win[FSI_Nxt_Free], fs->last_clust); disk_write(0, fs->win, fs->fsi_sector, 1); fs->fsi_flag = 0; } #endif if (disk_ioctl(0, CTRL_SYNC, NULL) != RES_OK) return FR_RW_ERROR; dde: 40 e0 ldi r20, 0x00 ; 0 de0: 50 e0 ldi r21, 0x00 ; 0 de2: 63 e0 ldi r22, 0x03 ; 3 de4: 80 e0 ldi r24, 0x00 ; 0 de6: 0e 94 77 10 call 0x20ee ; 0x20ee dea: 89 2b or r24, r25 dec: 19 f0 breq .+6 ; 0xdf4 dee: b8 e0 ldi r27, 0x08 ; 8 df0: eb 2e mov r14, r27 df2: f1 2c mov r15, r1 fp->flag &= ~FA__WRITTEN; res = sync(); } } return res; } df4: c7 01 movw r24, r14 df6: cd b7 in r28, 0x3d ; 61 df8: de b7 in r29, 0x3e ; 62 dfa: e6 e0 ldi r30, 0x06 ; 6 dfc: 0c 94 ef 14 jmp 0x29de ; 0x29de <__epilogue_restores__+0x18> 00000e00 : /*-----------------------------------------------------------------------*/ FRESULT f_close ( FIL *fp /* Pointer to the file object to be closed */ ) { e00: cf 93 push r28 e02: df 93 push r29 e04: ec 01 movw r28, r24 FRESULT res; #if !_FS_READONLY res = f_sync(fp); e06: 0e 94 a9 06 call 0xd52 ; 0xd52 e0a: 9c 01 movw r18, r24 #else res = validate(fp->fs, fp->id); #endif if (res == FR_OK) e0c: 00 97 sbiw r24, 0x00 ; 0 e0e: 11 f4 brne .+4 ; 0xe14 fp->fs = NULL; e10: 1d 82 std Y+5, r1 ; 0x05 e12: 1c 82 std Y+4, r1 ; 0x04 return res; } e14: c9 01 movw r24, r18 e16: df 91 pop r29 e18: cf 91 pop r28 e1a: 08 95 ret 00000e1c : FIL *fp, /* Pointer to the file object */ const void *buff, /* Pointer to the data to be written */ WORD btw, /* Number of bytes to write */ WORD *bw /* Pointer to number of bytes written */ ) { e1c: a0 e0 ldi r26, 0x00 ; 0 e1e: b0 e0 ldi r27, 0x00 ; 0 e20: e4 e1 ldi r30, 0x14 ; 20 e22: f7 e0 ldi r31, 0x07 ; 7 e24: 0c 94 c8 14 jmp 0x2990 ; 0x2990 <__prologue_saves__+0x2> e28: ec 01 movw r28, r24 e2a: 16 2f mov r17, r22 e2c: 07 2f mov r16, r23 e2e: 7a 01 movw r14, r20 e30: 39 01 movw r6, r18 WORD wcnt; CLUST clust; BYTE cc; FRESULT res; const BYTE *wbuff = buff; FATFS *fs = fp->fs; e32: ac 80 ldd r10, Y+4 ; 0x04 e34: bd 80 ldd r11, Y+5 ; 0x05 *bw = 0; e36: f9 01 movw r30, r18 e38: 11 82 std Z+1, r1 ; 0x01 e3a: 10 82 st Z, r1 res = validate(fs, fp->id); /* Check validity of the object */ e3c: 68 81 ld r22, Y e3e: 79 81 ldd r23, Y+1 ; 0x01 e40: c5 01 movw r24, r10 e42: 0e 94 46 03 call 0x68c ; 0x68c e46: 4c 01 movw r8, r24 if (res) return res; e48: 00 97 sbiw r24, 0x00 ; 0 e4a: 09 f0 breq .+2 ; 0xe4e e4c: 3b c1 rjmp .+630 ; 0x10c4 if (fp->flag & FA__ERROR) return FR_RW_ERROR; /* Check error flag */ e4e: 8a 81 ldd r24, Y+2 ; 0x02 e50: 87 fd sbrc r24, 7 e52: 35 c1 rjmp .+618 ; 0x10be if (!(fp->flag & FA_WRITE)) return FR_DENIED; /* Check access mode */ e54: 81 fd sbrc r24, 1 e56: 04 c0 rjmp .+8 ; 0xe60 e58: 36 e0 ldi r19, 0x06 ; 6 e5a: 83 2e mov r8, r19 e5c: 91 2c mov r9, r1 e5e: 32 c1 rjmp .+612 ; 0x10c4 if (fp->fsize + btw < fp->fsize) return FR_OK; /* File size cannot reach 4GB */ e60: 2a 85 ldd r18, Y+10 ; 0x0a e62: 3b 85 ldd r19, Y+11 ; 0x0b e64: 4c 85 ldd r20, Y+12 ; 0x0c e66: 5d 85 ldd r21, Y+13 ; 0x0d e68: c7 01 movw r24, r14 e6a: a0 e0 ldi r26, 0x00 ; 0 e6c: b0 e0 ldi r27, 0x00 ; 0 e6e: 82 0f add r24, r18 e70: 93 1f adc r25, r19 e72: a4 1f adc r26, r20 e74: b5 1f adc r27, r21 e76: 82 17 cp r24, r18 e78: 93 07 cpc r25, r19 e7a: a4 07 cpc r26, r20 e7c: b5 07 cpc r27, r21 e7e: 08 f4 brcc .+2 ; 0xe82 e80: 21 c1 rjmp .+578 ; 0x10c4 DWORD sect; WORD wcnt; CLUST clust; BYTE cc; FRESULT res; const BYTE *wbuff = buff; e82: 81 2f mov r24, r17 e84: 90 2f mov r25, r16 e86: 9c 01 movw r18, r24 e88: 69 01 movw r12, r18 fs->winsect = fp->curr_sect; } } if (!move_window(fp->curr_sect)) /* Move sector window */ goto fw_error; wcnt = 512 - (WORD)(fp->fptr % 512); /* Copy fractional bytes bytes to sector window */ e8a: 41 2c mov r4, r1 e8c: 22 e0 ldi r18, 0x02 ; 2 e8e: 52 2e mov r5, r18 if (wcnt > btw) wcnt = btw; memcpy(&fs->win[(WORD)fp->fptr % 512], wbuff, wcnt); fs->winflag = 1; e90: 33 24 eor r3, r3 e92: 33 94 inc r3 e94: f8 c0 rjmp .+496 ; 0x1086 if (!(fp->flag & FA_WRITE)) return FR_DENIED; /* Check access mode */ if (fp->fsize + btw < fp->fsize) return FR_OK; /* File size cannot reach 4GB */ for ( ; btw; /* Repeat until all data transferred */ wbuff += wcnt, fp->fptr += wcnt, *bw += wcnt, btw -= wcnt) { if ((fp->fptr % 512) == 0) { /* On the sector boundary */ e96: 2e 81 ldd r18, Y+6 ; 0x06 e98: 3f 81 ldd r19, Y+7 ; 0x07 e9a: 48 85 ldd r20, Y+8 ; 0x08 e9c: 59 85 ldd r21, Y+9 ; 0x09 e9e: da 01 movw r26, r20 ea0: c9 01 movw r24, r18 ea2: 91 70 andi r25, 0x01 ; 1 ea4: a0 70 andi r26, 0x00 ; 0 ea6: b0 70 andi r27, 0x00 ; 0 ea8: 00 97 sbiw r24, 0x00 ; 0 eaa: a1 05 cpc r26, r1 eac: b1 05 cpc r27, r1 eae: 09 f0 breq .+2 ; 0xeb2 eb0: b1 c0 rjmp .+354 ; 0x1014 if (--(fp->sect_clust)) { /* Decrement left sector counter */ eb2: 8b 81 ldd r24, Y+3 ; 0x03 eb4: 81 50 subi r24, 0x01 ; 1 eb6: 8b 83 std Y+3, r24 ; 0x03 eb8: 88 23 and r24, r24 eba: 49 f0 breq .+18 ; 0xece sect = fp->curr_sect + 1; /* Get current sector */ ebc: 2a 89 ldd r18, Y+18 ; 0x12 ebe: 3b 89 ldd r19, Y+19 ; 0x13 ec0: 4c 89 ldd r20, Y+20 ; 0x14 ec2: 5d 89 ldd r21, Y+21 ; 0x15 ec4: 2f 5f subi r18, 0xFF ; 255 ec6: 3f 4f sbci r19, 0xFF ; 255 ec8: 4f 4f sbci r20, 0xFF ; 255 eca: 5f 4f sbci r21, 0xFF ; 255 ecc: 51 c0 rjmp .+162 ; 0xf70 } else { /* On the cluster boundary, get next cluster */ if (fp->fptr == 0) { /* Is top of the file */ ece: 21 15 cp r18, r1 ed0: 31 05 cpc r19, r1 ed2: 41 05 cpc r20, r1 ed4: 51 05 cpc r21, r1 ed6: 69 f4 brne .+26 ; 0xef2 clust = fp->org_clust; ed8: 6e 85 ldd r22, Y+14 ; 0x0e eda: 7f 85 ldd r23, Y+15 ; 0x0f if (clust == 0) /* No cluster is created yet */ edc: 61 15 cp r22, r1 ede: 71 05 cpc r23, r1 ee0: 89 f4 brne .+34 ; 0xf04 fp->org_clust = clust = create_chain(0); /* Create a new cluster chain */ ee2: 80 e0 ldi r24, 0x00 ; 0 ee4: 90 e0 ldi r25, 0x00 ; 0 ee6: 0e 94 d1 04 call 0x9a2 ; 0x9a2 eea: bc 01 movw r22, r24 eec: 9f 87 std Y+15, r25 ; 0x0f eee: 8e 87 std Y+14, r24 ; 0x0e ef0: 05 c0 rjmp .+10 ; 0xefc } else { /* Middle or end of file */ clust = create_chain(fp->curr_clust); /* Trace or streach cluster chain */ ef2: 88 89 ldd r24, Y+16 ; 0x10 ef4: 99 89 ldd r25, Y+17 ; 0x11 ef6: 0e 94 d1 04 call 0x9a2 ; 0x9a2 efa: bc 01 movw r22, r24 } if (clust == 0) break; /* Disk full */ efc: 61 15 cp r22, r1 efe: 71 05 cpc r23, r1 f00: 09 f4 brne .+2 ; 0xf04 f02: c5 c0 rjmp .+394 ; 0x108e if (clust == 1 || clust >= fs->max_clust) goto fw_error; f04: 61 30 cpi r22, 0x01 ; 1 f06: 71 05 cpc r23, r1 f08: 09 f4 brne .+2 ; 0xf0c f0a: d6 c0 rjmp .+428 ; 0x10b8 f0c: f5 01 movw r30, r10 f0e: 86 89 ldd r24, Z+22 ; 0x16 f10: 97 89 ldd r25, Z+23 ; 0x17 f12: 68 17 cp r22, r24 f14: 79 07 cpc r23, r25 f16: 08 f0 brcs .+2 ; 0xf1a f18: cf c0 rjmp .+414 ; 0x10b8 fp->curr_clust = clust; /* Current cluster */ f1a: 79 8b std Y+17, r23 ; 0x11 f1c: 68 8b std Y+16, r22 ; 0x10 static DWORD clust2sect ( /* !=0: sector number, 0: failed - invalid cluster# */ CLUST clust /* Cluster# to be converted */ ) { FATFS *fs = FatFs; f1e: 00 91 10 01 lds r16, 0x0110 f22: 10 91 11 01 lds r17, 0x0111 clust -= 2; f26: 62 50 subi r22, 0x02 ; 2 f28: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ f2a: f8 01 movw r30, r16 f2c: 86 89 ldd r24, Z+22 ; 0x16 f2e: 97 89 ldd r25, Z+23 ; 0x17 f30: 02 97 sbiw r24, 0x02 ; 2 f32: 68 17 cp r22, r24 f34: 79 07 cpc r23, r25 f36: 28 f0 brcs .+10 ; 0xf42 f38: 20 e0 ldi r18, 0x00 ; 0 f3a: 30 e0 ldi r19, 0x00 ; 0 f3c: 40 e0 ldi r20, 0x00 ; 0 f3e: 50 e0 ldi r21, 0x00 ; 0 f40: 14 c0 rjmp .+40 ; 0xf6a return (DWORD)clust * fs->sects_clust + fs->database; f42: 80 e0 ldi r24, 0x00 ; 0 f44: 90 e0 ldi r25, 0x00 ; 0 f46: f8 01 movw r30, r16 f48: 25 8d ldd r18, Z+29 ; 0x1d f4a: 30 e0 ldi r19, 0x00 ; 0 f4c: 40 e0 ldi r20, 0x00 ; 0 f4e: 50 e0 ldi r21, 0x00 ; 0 f50: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> f54: 9b 01 movw r18, r22 f56: ac 01 movw r20, r24 f58: f8 01 movw r30, r16 f5a: 80 89 ldd r24, Z+16 ; 0x10 f5c: 91 89 ldd r25, Z+17 ; 0x11 f5e: a2 89 ldd r26, Z+18 ; 0x12 f60: b3 89 ldd r27, Z+19 ; 0x13 f62: 28 0f add r18, r24 f64: 39 1f adc r19, r25 f66: 4a 1f adc r20, r26 f68: 5b 1f adc r21, r27 } if (clust == 0) break; /* Disk full */ if (clust == 1 || clust >= fs->max_clust) goto fw_error; fp->curr_clust = clust; /* Current cluster */ sect = clust2sect(clust); /* Get current sector */ fp->sect_clust = fs->sects_clust; /* Re-initialize the left sector counter */ f6a: f5 01 movw r30, r10 f6c: 85 8d ldd r24, Z+29 ; 0x1d f6e: 8b 83 std Y+3, r24 ; 0x03 } fp->curr_sect = sect; /* Update current sector */ f70: 2a 8b std Y+18, r18 ; 0x12 f72: 3b 8b std Y+19, r19 ; 0x13 f74: 4c 8b std Y+20, r20 ; 0x14 f76: 5d 8b std Y+21, r21 ; 0x15 cc = btw / 512; /* When left bytes >= 512, */ f78: 0f 2d mov r16, r15 f7a: 06 95 lsr r16 if (cc) { /* Write maximum contiguous sectors directly */ f7c: 61 f1 breq .+88 ; 0xfd6 f7e: 6b 81 ldd r22, Y+3 ; 0x03 f80: 10 2f mov r17, r16 f82: 60 17 cp r22, r16 f84: 08 f4 brcc .+2 ; 0xf88 f86: 16 2f mov r17, r22 if (cc > fp->sect_clust) cc = fp->sect_clust; if (disk_write(0, wbuff, sect, cc) != RES_OK) f88: 01 2f mov r16, r17 f8a: b6 01 movw r22, r12 f8c: 80 e0 ldi r24, 0x00 ; 0 f8e: 0e 94 fb 0f call 0x1ff6 ; 0x1ff6 f92: 89 2b or r24, r25 f94: 09 f0 breq .+2 ; 0xf98 f96: 90 c0 rjmp .+288 ; 0x10b8 goto fw_error; fp->sect_clust -= cc - 1; f98: 8b 81 ldd r24, Y+3 ; 0x03 f9a: 8f 5f subi r24, 0xFF ; 255 f9c: 81 1b sub r24, r17 f9e: 8b 83 std Y+3, r24 ; 0x03 fp->curr_sect += cc - 1; fa0: 81 2f mov r24, r17 fa2: 90 e0 ldi r25, 0x00 ; 0 fa4: 01 97 sbiw r24, 0x01 ; 1 fa6: 9c 01 movw r18, r24 fa8: 44 27 eor r20, r20 faa: 37 fd sbrc r19, 7 fac: 40 95 com r20 fae: 54 2f mov r21, r20 fb0: 8c 01 movw r16, r24 fb2: 0f 5f subi r16, 0xFF ; 255 fb4: 1f 4f sbci r17, 0xFF ; 255 fb6: 8a 89 ldd r24, Y+18 ; 0x12 fb8: 9b 89 ldd r25, Y+19 ; 0x13 fba: ac 89 ldd r26, Y+20 ; 0x14 fbc: bd 89 ldd r27, Y+21 ; 0x15 fbe: 82 0f add r24, r18 fc0: 93 1f adc r25, r19 fc2: a4 1f adc r26, r20 fc4: b5 1f adc r27, r21 fc6: 8a 8b std Y+18, r24 ; 0x12 fc8: 9b 8b std Y+19, r25 ; 0x13 fca: ac 8b std Y+20, r26 ; 0x14 fcc: bd 8b std Y+21, r27 ; 0x15 wcnt = cc * 512; continue; fce: 10 2f mov r17, r16 fd0: 00 27 eor r16, r16 fd2: 11 0f add r17, r17 fd4: 3e c0 rjmp .+124 ; 0x1052 } if (fp->fptr >= fp->fsize) { /* Flush R/W window if needed */ fd6: 2e 81 ldd r18, Y+6 ; 0x06 fd8: 3f 81 ldd r19, Y+7 ; 0x07 fda: 48 85 ldd r20, Y+8 ; 0x08 fdc: 59 85 ldd r21, Y+9 ; 0x09 fde: 8a 85 ldd r24, Y+10 ; 0x0a fe0: 9b 85 ldd r25, Y+11 ; 0x0b fe2: ac 85 ldd r26, Y+12 ; 0x0c fe4: bd 85 ldd r27, Y+13 ; 0x0d fe6: 28 17 cp r18, r24 fe8: 39 07 cpc r19, r25 fea: 4a 07 cpc r20, r26 fec: 5b 07 cpc r21, r27 fee: 90 f0 brcs .+36 ; 0x1014 if (!move_window(0)) goto fw_error; ff0: 60 e0 ldi r22, 0x00 ; 0 ff2: 70 e0 ldi r23, 0x00 ; 0 ff4: 80 e0 ldi r24, 0x00 ; 0 ff6: 90 e0 ldi r25, 0x00 ; 0 ff8: 0e 94 5a 03 call 0x6b4 ; 0x6b4 ffc: 88 23 and r24, r24 ffe: 09 f4 brne .+2 ; 0x1002 1000: 5b c0 rjmp .+182 ; 0x10b8 fs->winsect = fp->curr_sect; 1002: 8a 89 ldd r24, Y+18 ; 0x12 1004: 9b 89 ldd r25, Y+19 ; 0x13 1006: ac 89 ldd r26, Y+20 ; 0x14 1008: bd 89 ldd r27, Y+21 ; 0x15 100a: f5 01 movw r30, r10 100c: 84 83 std Z+4, r24 ; 0x04 100e: 95 83 std Z+5, r25 ; 0x05 1010: a6 83 std Z+6, r26 ; 0x06 1012: b7 83 std Z+7, r27 ; 0x07 } } if (!move_window(fp->curr_sect)) /* Move sector window */ 1014: 6a 89 ldd r22, Y+18 ; 0x12 1016: 7b 89 ldd r23, Y+19 ; 0x13 1018: 8c 89 ldd r24, Y+20 ; 0x14 101a: 9d 89 ldd r25, Y+21 ; 0x15 101c: 0e 94 5a 03 call 0x6b4 ; 0x6b4 1020: 88 23 and r24, r24 1022: 09 f4 brne .+2 ; 0x1026 1024: 49 c0 rjmp .+146 ; 0x10b8 goto fw_error; wcnt = 512 - (WORD)(fp->fptr % 512); /* Copy fractional bytes bytes to sector window */ 1026: 2e 81 ldd r18, Y+6 ; 0x06 1028: 3f 81 ldd r19, Y+7 ; 0x07 102a: 31 70 andi r19, 0x01 ; 1 102c: c2 01 movw r24, r4 102e: 82 1b sub r24, r18 1030: 93 0b sbc r25, r19 1032: 87 01 movw r16, r14 1034: 8e 15 cp r24, r14 1036: 9f 05 cpc r25, r15 1038: 08 f4 brcc .+2 ; 0x103c 103a: 8c 01 movw r16, r24 if (wcnt > btw) wcnt = btw; memcpy(&fs->win[(WORD)fp->fptr % 512], wbuff, wcnt); 103c: 20 5e subi r18, 0xE0 ; 224 103e: 3f 4f sbci r19, 0xFF ; 255 1040: 2a 0d add r18, r10 1042: 3b 1d adc r19, r11 1044: a8 01 movw r20, r16 1046: b6 01 movw r22, r12 1048: c9 01 movw r24, r18 104a: 0e 94 a3 11 call 0x2346 ; 0x2346 fs->winflag = 1; 104e: f5 01 movw r30, r10 1050: 37 8e std Z+31, r3 ; 0x1f if (fp->flag & FA__ERROR) return FR_RW_ERROR; /* Check error flag */ if (!(fp->flag & FA_WRITE)) return FR_DENIED; /* Check access mode */ if (fp->fsize + btw < fp->fsize) return FR_OK; /* File size cannot reach 4GB */ for ( ; btw; /* Repeat until all data transferred */ wbuff += wcnt, fp->fptr += wcnt, *bw += wcnt, btw -= wcnt) { 1052: c0 0e add r12, r16 1054: d1 1e adc r13, r17 1056: c8 01 movw r24, r16 1058: a0 e0 ldi r26, 0x00 ; 0 105a: b0 e0 ldi r27, 0x00 ; 0 105c: 2e 81 ldd r18, Y+6 ; 0x06 105e: 3f 81 ldd r19, Y+7 ; 0x07 1060: 48 85 ldd r20, Y+8 ; 0x08 1062: 59 85 ldd r21, Y+9 ; 0x09 1064: 28 0f add r18, r24 1066: 39 1f adc r19, r25 1068: 4a 1f adc r20, r26 106a: 5b 1f adc r21, r27 106c: 2e 83 std Y+6, r18 ; 0x06 106e: 3f 83 std Y+7, r19 ; 0x07 1070: 48 87 std Y+8, r20 ; 0x08 1072: 59 87 std Y+9, r21 ; 0x09 1074: f3 01 movw r30, r6 1076: 80 81 ld r24, Z 1078: 91 81 ldd r25, Z+1 ; 0x01 107a: 80 0f add r24, r16 107c: 91 1f adc r25, r17 107e: 91 83 std Z+1, r25 ; 0x01 1080: 80 83 st Z, r24 1082: e0 1a sub r14, r16 1084: f1 0a sbc r15, r17 if (res) return res; if (fp->flag & FA__ERROR) return FR_RW_ERROR; /* Check error flag */ if (!(fp->flag & FA_WRITE)) return FR_DENIED; /* Check access mode */ if (fp->fsize + btw < fp->fsize) return FR_OK; /* File size cannot reach 4GB */ for ( ; btw; /* Repeat until all data transferred */ 1086: e1 14 cp r14, r1 1088: f1 04 cpc r15, r1 108a: 09 f0 breq .+2 ; 0x108e 108c: 04 cf rjmp .-504 ; 0xe96 if (wcnt > btw) wcnt = btw; memcpy(&fs->win[(WORD)fp->fptr % 512], wbuff, wcnt); fs->winflag = 1; } if (fp->fptr > fp->fsize) fp->fsize = fp->fptr; /* Update file size if needed */ 108e: 2e 81 ldd r18, Y+6 ; 0x06 1090: 3f 81 ldd r19, Y+7 ; 0x07 1092: 48 85 ldd r20, Y+8 ; 0x08 1094: 59 85 ldd r21, Y+9 ; 0x09 1096: 8a 85 ldd r24, Y+10 ; 0x0a 1098: 9b 85 ldd r25, Y+11 ; 0x0b 109a: ac 85 ldd r26, Y+12 ; 0x0c 109c: bd 85 ldd r27, Y+13 ; 0x0d 109e: 82 17 cp r24, r18 10a0: 93 07 cpc r25, r19 10a2: a4 07 cpc r26, r20 10a4: b5 07 cpc r27, r21 10a6: 20 f4 brcc .+8 ; 0x10b0 10a8: 2a 87 std Y+10, r18 ; 0x0a 10aa: 3b 87 std Y+11, r19 ; 0x0b 10ac: 4c 87 std Y+12, r20 ; 0x0c 10ae: 5d 87 std Y+13, r21 ; 0x0d fp->flag |= FA__WRITTEN; /* Set file changed flag */ 10b0: 8a 81 ldd r24, Y+2 ; 0x02 10b2: 80 62 ori r24, 0x20 ; 32 10b4: 8a 83 std Y+2, r24 ; 0x02 10b6: 06 c0 rjmp .+12 ; 0x10c4 return FR_OK; fw_error: /* Abort this function due to an unrecoverable error */ fp->flag |= FA__ERROR; 10b8: 8a 81 ldd r24, Y+2 ; 0x02 10ba: 80 68 ori r24, 0x80 ; 128 10bc: 8a 83 std Y+2, r24 ; 0x02 10be: 88 e0 ldi r24, 0x08 ; 8 10c0: 88 2e mov r8, r24 10c2: 91 2c mov r9, r1 return FR_RW_ERROR; } 10c4: c4 01 movw r24, r8 10c6: cd b7 in r28, 0x3d ; 61 10c8: de b7 in r29, 0x3e ; 62 10ca: e1 e1 ldi r30, 0x11 ; 17 10cc: 0c 94 e4 14 jmp 0x29c8 ; 0x29c8 <__epilogue_restores__+0x2> 000010d0 : FIL *fp, /* Pointer to the file object */ void *buff, /* Pointer to data buffer */ WORD btr, /* Number of bytes to read */ WORD *br /* Pointer to number of bytes read */ ) { 10d0: a0 e0 ldi r26, 0x00 ; 0 10d2: b0 e0 ldi r27, 0x00 ; 0 10d4: ee e6 ldi r30, 0x6E ; 110 10d6: f8 e0 ldi r31, 0x08 ; 8 10d8: 0c 94 c9 14 jmp 0x2992 ; 0x2992 <__prologue_saves__+0x4> 10dc: ec 01 movw r28, r24 10de: 16 2f mov r17, r22 10e0: 07 2f mov r16, r23 10e2: 7a 01 movw r14, r20 10e4: 39 01 movw r6, r18 DWORD sect, remain; WORD rcnt; CLUST clust; BYTE cc, *rbuff = buff; FRESULT res; FATFS *fs = fp->fs; 10e6: 8c 80 ldd r8, Y+4 ; 0x04 10e8: 9d 80 ldd r9, Y+5 ; 0x05 *br = 0; 10ea: f9 01 movw r30, r18 10ec: 11 82 std Z+1, r1 ; 0x01 10ee: 10 82 st Z, r1 res = validate(fs, fp->id); /* Check validity of the object */ 10f0: 68 81 ld r22, Y 10f2: 79 81 ldd r23, Y+1 ; 0x01 10f4: c4 01 movw r24, r8 10f6: 0e 94 46 03 call 0x68c ; 0x68c 10fa: 5c 01 movw r10, r24 if (res) return res; 10fc: 00 97 sbiw r24, 0x00 ; 0 10fe: 09 f0 breq .+2 ; 0x1102 1100: f8 c0 rjmp .+496 ; 0x12f2 if (fp->flag & FA__ERROR) return FR_RW_ERROR; /* Check error flag */ 1102: 8a 81 ldd r24, Y+2 ; 0x02 1104: 87 fd sbrc r24, 7 1106: f2 c0 rjmp .+484 ; 0x12ec if (!(fp->flag & FA_READ)) return FR_DENIED; /* Check access mode */ 1108: 80 fd sbrc r24, 0 110a: 04 c0 rjmp .+8 ; 0x1114 110c: 76 e0 ldi r23, 0x06 ; 6 110e: a7 2e mov r10, r23 1110: b1 2c mov r11, r1 1112: ef c0 rjmp .+478 ; 0x12f2 remain = fp->fsize - fp->fptr; 1114: 2a 85 ldd r18, Y+10 ; 0x0a 1116: 3b 85 ldd r19, Y+11 ; 0x0b 1118: 4c 85 ldd r20, Y+12 ; 0x0c 111a: 5d 85 ldd r21, Y+13 ; 0x0d 111c: 8e 81 ldd r24, Y+6 ; 0x06 111e: 9f 81 ldd r25, Y+7 ; 0x07 1120: a8 85 ldd r26, Y+8 ; 0x08 1122: b9 85 ldd r27, Y+9 ; 0x09 1124: 28 1b sub r18, r24 1126: 39 0b sbc r19, r25 1128: 4a 0b sbc r20, r26 112a: 5b 0b sbc r21, r27 if (btr > remain) btr = (WORD)remain; /* Truncate read count by number of bytes left */ 112c: c7 01 movw r24, r14 112e: a0 e0 ldi r26, 0x00 ; 0 1130: b0 e0 ldi r27, 0x00 ; 0 1132: 28 17 cp r18, r24 1134: 39 07 cpc r19, r25 1136: 4a 07 cpc r20, r26 1138: 5b 07 cpc r21, r27 113a: 08 f4 brcc .+2 ; 0x113e 113c: 79 01 movw r14, r18 ) { DWORD sect, remain; WORD rcnt; CLUST clust; BYTE cc, *rbuff = buff; 113e: 81 2f mov r24, r17 1140: 90 2f mov r25, r16 1142: 9c 01 movw r18, r24 1144: 69 01 movw r12, r18 fp->curr_sect += cc - 1; rcnt = cc * 512; continue; } } if (!move_window(fp->curr_sect)) goto fr_error; /* Move sector window */ rcnt = 512 - (WORD)(fp->fptr % 512); /* Copy fractional bytes from sector window */ 1146: 41 2c mov r4, r1 1148: 62 e0 ldi r22, 0x02 ; 2 114a: 56 2e mov r5, r22 114c: c7 c0 rjmp .+398 ; 0x12dc remain = fp->fsize - fp->fptr; if (btr > remain) btr = (WORD)remain; /* Truncate read count by number of bytes left */ for ( ; btr; /* Repeat until all data transferred */ rbuff += rcnt, fp->fptr += rcnt, *br += rcnt, btr -= rcnt) { if ((fp->fptr % 512) == 0) { /* On the sector boundary */ 114e: 2e 81 ldd r18, Y+6 ; 0x06 1150: 3f 81 ldd r19, Y+7 ; 0x07 1152: 48 85 ldd r20, Y+8 ; 0x08 1154: 59 85 ldd r21, Y+9 ; 0x09 1156: da 01 movw r26, r20 1158: c9 01 movw r24, r18 115a: 91 70 andi r25, 0x01 ; 1 115c: a0 70 andi r26, 0x00 ; 0 115e: b0 70 andi r27, 0x00 ; 0 1160: 00 97 sbiw r24, 0x00 ; 0 1162: a1 05 cpc r26, r1 1164: b1 05 cpc r27, r1 1166: 09 f0 breq .+2 ; 0x116a 1168: 84 c0 rjmp .+264 ; 0x1272 if (--fp->sect_clust) { /* Decrement left sector counter */ 116a: 8b 81 ldd r24, Y+3 ; 0x03 116c: 81 50 subi r24, 0x01 ; 1 116e: 8b 83 std Y+3, r24 ; 0x03 1170: 88 23 and r24, r24 1172: 49 f0 breq .+18 ; 0x1186 sect = fp->curr_sect + 1; /* Get current sector */ 1174: 2a 89 ldd r18, Y+18 ; 0x12 1176: 3b 89 ldd r19, Y+19 ; 0x13 1178: 4c 89 ldd r20, Y+20 ; 0x14 117a: 5d 89 ldd r21, Y+21 ; 0x15 117c: 2f 5f subi r18, 0xFF ; 255 117e: 3f 4f sbci r19, 0xFF ; 255 1180: 4f 4f sbci r20, 0xFF ; 255 1182: 5f 4f sbci r21, 0xFF ; 255 1184: 43 c0 rjmp .+134 ; 0x120c } else { /* On the cluster boundary, get next cluster */ clust = (fp->fptr == 0) ? 1186: 21 15 cp r18, r1 1188: 31 05 cpc r19, r1 118a: 41 05 cpc r20, r1 118c: 51 05 cpc r21, r1 118e: 19 f4 brne .+6 ; 0x1196 1190: 6e 85 ldd r22, Y+14 ; 0x0e 1192: 7f 85 ldd r23, Y+15 ; 0x0f 1194: 05 c0 rjmp .+10 ; 0x11a0 1196: 88 89 ldd r24, Y+16 ; 0x10 1198: 99 89 ldd r25, Y+17 ; 0x11 119a: 0e 94 53 04 call 0x8a6 ; 0x8a6 119e: bc 01 movw r22, r24 fp->org_clust : get_cluster(fp->curr_clust); if (clust < 2 || clust >= fs->max_clust) 11a0: 62 30 cpi r22, 0x02 ; 2 11a2: 71 05 cpc r23, r1 11a4: 08 f4 brcc .+2 ; 0x11a8 11a6: 9f c0 rjmp .+318 ; 0x12e6 11a8: f4 01 movw r30, r8 11aa: 86 89 ldd r24, Z+22 ; 0x16 11ac: 97 89 ldd r25, Z+23 ; 0x17 11ae: 68 17 cp r22, r24 11b0: 79 07 cpc r23, r25 11b2: 08 f0 brcs .+2 ; 0x11b6 11b4: 98 c0 rjmp .+304 ; 0x12e6 goto fr_error; fp->curr_clust = clust; /* Current cluster */ 11b6: 79 8b std Y+17, r23 ; 0x11 11b8: 68 8b std Y+16, r22 ; 0x10 static DWORD clust2sect ( /* !=0: sector number, 0: failed - invalid cluster# */ CLUST clust /* Cluster# to be converted */ ) { FATFS *fs = FatFs; 11ba: 00 91 10 01 lds r16, 0x0110 11be: 10 91 11 01 lds r17, 0x0111 clust -= 2; 11c2: 62 50 subi r22, 0x02 ; 2 11c4: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ 11c6: f8 01 movw r30, r16 11c8: 86 89 ldd r24, Z+22 ; 0x16 11ca: 97 89 ldd r25, Z+23 ; 0x17 11cc: 02 97 sbiw r24, 0x02 ; 2 11ce: 68 17 cp r22, r24 11d0: 79 07 cpc r23, r25 11d2: 28 f0 brcs .+10 ; 0x11de 11d4: 20 e0 ldi r18, 0x00 ; 0 11d6: 30 e0 ldi r19, 0x00 ; 0 11d8: 40 e0 ldi r20, 0x00 ; 0 11da: 50 e0 ldi r21, 0x00 ; 0 11dc: 14 c0 rjmp .+40 ; 0x1206 return (DWORD)clust * fs->sects_clust + fs->database; 11de: 80 e0 ldi r24, 0x00 ; 0 11e0: 90 e0 ldi r25, 0x00 ; 0 11e2: f8 01 movw r30, r16 11e4: 25 8d ldd r18, Z+29 ; 0x1d 11e6: 30 e0 ldi r19, 0x00 ; 0 11e8: 40 e0 ldi r20, 0x00 ; 0 11ea: 50 e0 ldi r21, 0x00 ; 0 11ec: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> 11f0: 9b 01 movw r18, r22 11f2: ac 01 movw r20, r24 11f4: f8 01 movw r30, r16 11f6: 80 89 ldd r24, Z+16 ; 0x10 11f8: 91 89 ldd r25, Z+17 ; 0x11 11fa: a2 89 ldd r26, Z+18 ; 0x12 11fc: b3 89 ldd r27, Z+19 ; 0x13 11fe: 28 0f add r18, r24 1200: 39 1f adc r19, r25 1202: 4a 1f adc r20, r26 1204: 5b 1f adc r21, r27 fp->org_clust : get_cluster(fp->curr_clust); if (clust < 2 || clust >= fs->max_clust) goto fr_error; fp->curr_clust = clust; /* Current cluster */ sect = clust2sect(clust); /* Get current sector */ fp->sect_clust = fs->sects_clust; /* Re-initialize the left sector counter */ 1206: f4 01 movw r30, r8 1208: 85 8d ldd r24, Z+29 ; 0x1d 120a: 8b 83 std Y+3, r24 ; 0x03 } fp->curr_sect = sect; /* Update current sector */ 120c: 2a 8b std Y+18, r18 ; 0x12 120e: 3b 8b std Y+19, r19 ; 0x13 1210: 4c 8b std Y+20, r20 ; 0x14 1212: 5d 8b std Y+21, r21 ; 0x15 cc = btr / 512; /* When left bytes >= 512, */ 1214: 0f 2d mov r16, r15 1216: 06 95 lsr r16 if (cc) { /* Read maximum contiguous sectors directly */ 1218: 61 f1 breq .+88 ; 0x1272 121a: 6b 81 ldd r22, Y+3 ; 0x03 121c: 10 2f mov r17, r16 121e: 60 17 cp r22, r16 1220: 08 f4 brcc .+2 ; 0x1224 1222: 16 2f mov r17, r22 if (cc > fp->sect_clust) cc = fp->sect_clust; if (disk_read(0, rbuff, sect, cc) != RES_OK) 1224: 01 2f mov r16, r17 1226: b6 01 movw r22, r12 1228: 80 e0 ldi r24, 0x00 ; 0 122a: 0e 94 9c 0f call 0x1f38 ; 0x1f38 122e: 89 2b or r24, r25 1230: 09 f0 breq .+2 ; 0x1234 1232: 59 c0 rjmp .+178 ; 0x12e6 goto fr_error; fp->sect_clust -= cc - 1; 1234: 8b 81 ldd r24, Y+3 ; 0x03 1236: 8f 5f subi r24, 0xFF ; 255 1238: 81 1b sub r24, r17 123a: 8b 83 std Y+3, r24 ; 0x03 fp->curr_sect += cc - 1; 123c: 81 2f mov r24, r17 123e: 90 e0 ldi r25, 0x00 ; 0 1240: 01 97 sbiw r24, 0x01 ; 1 1242: 9c 01 movw r18, r24 1244: 44 27 eor r20, r20 1246: 37 fd sbrc r19, 7 1248: 40 95 com r20 124a: 54 2f mov r21, r20 124c: 8c 01 movw r16, r24 124e: 0f 5f subi r16, 0xFF ; 255 1250: 1f 4f sbci r17, 0xFF ; 255 1252: 8a 89 ldd r24, Y+18 ; 0x12 1254: 9b 89 ldd r25, Y+19 ; 0x13 1256: ac 89 ldd r26, Y+20 ; 0x14 1258: bd 89 ldd r27, Y+21 ; 0x15 125a: 82 0f add r24, r18 125c: 93 1f adc r25, r19 125e: a4 1f adc r26, r20 1260: b5 1f adc r27, r21 1262: 8a 8b std Y+18, r24 ; 0x12 1264: 9b 8b std Y+19, r25 ; 0x13 1266: ac 8b std Y+20, r26 ; 0x14 1268: bd 8b std Y+21, r27 ; 0x15 rcnt = cc * 512; continue; 126a: 10 2f mov r17, r16 126c: 00 27 eor r16, r16 126e: 11 0f add r17, r17 1270: 1b c0 rjmp .+54 ; 0x12a8 } } if (!move_window(fp->curr_sect)) goto fr_error; /* Move sector window */ 1272: 6a 89 ldd r22, Y+18 ; 0x12 1274: 7b 89 ldd r23, Y+19 ; 0x13 1276: 8c 89 ldd r24, Y+20 ; 0x14 1278: 9d 89 ldd r25, Y+21 ; 0x15 127a: 0e 94 5a 03 call 0x6b4 ; 0x6b4 127e: 88 23 and r24, r24 1280: 91 f1 breq .+100 ; 0x12e6 rcnt = 512 - (WORD)(fp->fptr % 512); /* Copy fractional bytes from sector window */ 1282: 8e 81 ldd r24, Y+6 ; 0x06 1284: 9f 81 ldd r25, Y+7 ; 0x07 1286: 91 70 andi r25, 0x01 ; 1 1288: 92 01 movw r18, r4 128a: 28 1b sub r18, r24 128c: 39 0b sbc r19, r25 128e: 87 01 movw r16, r14 1290: 2e 15 cp r18, r14 1292: 3f 05 cpc r19, r15 1294: 08 f4 brcc .+2 ; 0x1298 1296: 89 01 movw r16, r18 if (rcnt > btr) rcnt = btr; memcpy(rbuff, &fs->win[(WORD)fp->fptr % 512], rcnt); 1298: 80 96 adiw r24, 0x20 ; 32 129a: 88 0d add r24, r8 129c: 99 1d adc r25, r9 129e: a8 01 movw r20, r16 12a0: bc 01 movw r22, r24 12a2: c6 01 movw r24, r12 12a4: 0e 94 a3 11 call 0x2346 ; 0x2346 if (!(fp->flag & FA_READ)) return FR_DENIED; /* Check access mode */ remain = fp->fsize - fp->fptr; if (btr > remain) btr = (WORD)remain; /* Truncate read count by number of bytes left */ for ( ; btr; /* Repeat until all data transferred */ rbuff += rcnt, fp->fptr += rcnt, *br += rcnt, btr -= rcnt) { 12a8: c0 0e add r12, r16 12aa: d1 1e adc r13, r17 12ac: c8 01 movw r24, r16 12ae: a0 e0 ldi r26, 0x00 ; 0 12b0: b0 e0 ldi r27, 0x00 ; 0 12b2: 2e 81 ldd r18, Y+6 ; 0x06 12b4: 3f 81 ldd r19, Y+7 ; 0x07 12b6: 48 85 ldd r20, Y+8 ; 0x08 12b8: 59 85 ldd r21, Y+9 ; 0x09 12ba: 28 0f add r18, r24 12bc: 39 1f adc r19, r25 12be: 4a 1f adc r20, r26 12c0: 5b 1f adc r21, r27 12c2: 2e 83 std Y+6, r18 ; 0x06 12c4: 3f 83 std Y+7, r19 ; 0x07 12c6: 48 87 std Y+8, r20 ; 0x08 12c8: 59 87 std Y+9, r21 ; 0x09 12ca: f3 01 movw r30, r6 12cc: 80 81 ld r24, Z 12ce: 91 81 ldd r25, Z+1 ; 0x01 12d0: 80 0f add r24, r16 12d2: 91 1f adc r25, r17 12d4: 91 83 std Z+1, r25 ; 0x01 12d6: 80 83 st Z, r24 12d8: e0 1a sub r14, r16 12da: f1 0a sbc r15, r17 if (fp->flag & FA__ERROR) return FR_RW_ERROR; /* Check error flag */ if (!(fp->flag & FA_READ)) return FR_DENIED; /* Check access mode */ remain = fp->fsize - fp->fptr; if (btr > remain) btr = (WORD)remain; /* Truncate read count by number of bytes left */ for ( ; btr; /* Repeat until all data transferred */ 12dc: e1 14 cp r14, r1 12de: f1 04 cpc r15, r1 12e0: 09 f0 breq .+2 ; 0x12e4 12e2: 35 cf rjmp .-406 ; 0x114e 12e4: 06 c0 rjmp .+12 ; 0x12f2 } return FR_OK; fr_error: /* Abort this function due to an unrecoverable error */ fp->flag |= FA__ERROR; 12e6: 8a 81 ldd r24, Y+2 ; 0x02 12e8: 80 68 ori r24, 0x80 ; 128 12ea: 8a 83 std Y+2, r24 ; 0x02 12ec: 48 e0 ldi r20, 0x08 ; 8 12ee: a4 2e mov r10, r20 12f0: b1 2c mov r11, r1 return FR_RW_ERROR; } 12f2: c5 01 movw r24, r10 12f4: cd b7 in r28, 0x3d ; 61 12f6: de b7 in r29, 0x3e ; 62 12f8: e0 e1 ldi r30, 0x10 ; 16 12fa: 0c 94 e5 14 jmp 0x29ca ; 0x29ca <__epilogue_restores__+0x4> 000012fe : FRESULT f_mount ( BYTE drv, /* Logical drive number to be mounted/unmounted */ FATFS *fs /* Pointer to new file system object (NULL for unmount)*/ ) { 12fe: cf 93 push r28 1300: df 93 push r29 1302: fb 01 movw r30, r22 FATFS *fsobj; if (drv) return FR_INVALID_DRIVE; 1304: 88 23 and r24, r24 1306: 19 f0 breq .+6 ; 0x130e 1308: 25 e0 ldi r18, 0x05 ; 5 130a: 30 e0 ldi r19, 0x00 ; 0 130c: 1d c0 rjmp .+58 ; 0x1348 fsobj = FatFs; 130e: a0 91 10 01 lds r26, 0x0110 1312: b0 91 11 01 lds r27, 0x0111 FatFs = fs; 1316: 70 93 11 01 sts 0x0111, r23 131a: 60 93 10 01 sts 0x0110, r22 if (fsobj) memset(fsobj, 0, sizeof(FATFS)); 131e: 10 97 sbiw r26, 0x00 ; 0 1320: 41 f0 breq .+16 ; 0x1332 1322: 80 e2 ldi r24, 0x20 ; 32 1324: 92 e0 ldi r25, 0x02 ; 2 1326: ed 01 movw r28, r26 1328: 9c 01 movw r18, r24 132a: 19 92 st Y+, r1 132c: 21 50 subi r18, 0x01 ; 1 132e: 30 40 sbci r19, 0x00 ; 0 1330: e1 f7 brne .-8 ; 0x132a if (fs) memset(fs, 0, sizeof(FATFS)); 1332: 30 97 sbiw r30, 0x00 ; 0 1334: 39 f0 breq .+14 ; 0x1344 1336: 80 e2 ldi r24, 0x20 ; 32 1338: 92 e0 ldi r25, 0x02 ; 2 133a: df 01 movw r26, r30 133c: ec 01 movw r28, r24 133e: 1d 92 st X+, r1 1340: 21 97 sbiw r28, 0x01 ; 1 1342: e9 f7 brne .-6 ; 0x133e 1344: 20 e0 ldi r18, 0x00 ; 0 1346: 30 e0 ldi r19, 0x00 ; 0 return FR_OK; } 1348: c9 01 movw r24, r18 134a: df 91 pop r29 134c: cf 91 pop r28 134e: 08 95 ret 00001350 : static BYTE check_fs ( /* 0:The FAT boot record, 1:Valid boot record but not an FAT, 2:Not a boot record or error */ DWORD sect /* Sector# to check if it is a FAT boot record or not */ ) { 1350: 0f 93 push r16 1352: cf 93 push r28 1354: df 93 push r29 1356: 9b 01 movw r18, r22 1358: ac 01 movw r20, r24 FATFS *fs = FatFs; 135a: c0 91 10 01 lds r28, 0x0110 135e: d0 91 11 01 lds r29, 0x0111 if (disk_read(0, fs->win, sect, 1) != RES_OK) /* Load boot record */ 1362: be 01 movw r22, r28 1364: 60 5e subi r22, 0xE0 ; 224 1366: 7f 4f sbci r23, 0xFF ; 255 1368: 01 e0 ldi r16, 0x01 ; 1 136a: 80 e0 ldi r24, 0x00 ; 0 136c: 0e 94 9c 0f call 0x1f38 ; 0x1f38 1370: 89 2b or r24, r25 1372: c1 f4 brne .+48 ; 0x13a4 return 2; if (LD_WORD(&fs->win[BS_55AA]) != 0xAA55) /* Check record signature */ 1374: c2 5e subi r28, 0xE2 ; 226 1376: dd 4f sbci r29, 0xFD ; 253 1378: 88 81 ld r24, Y 137a: 99 81 ldd r25, Y+1 ; 0x01 137c: ce 51 subi r28, 0x1E ; 30 137e: d2 40 sbci r29, 0x02 ; 2 1380: 85 55 subi r24, 0x55 ; 85 1382: 9a 4a sbci r25, 0xAA ; 170 1384: 79 f4 brne .+30 ; 0x13a4 return 2; if (!memcmp(&fs->win[BS_FilSysType], "FAT", 3)) /* Check FAT signature */ 1386: 43 e0 ldi r20, 0x03 ; 3 1388: 50 e0 ldi r21, 0x00 ; 0 138a: 67 e0 ldi r22, 0x07 ; 7 138c: 71 e0 ldi r23, 0x01 ; 1 138e: ce 01 movw r24, r28 1390: 8a 5a subi r24, 0xAA ; 170 1392: 9f 4f sbci r25, 0xFF ; 255 1394: 0e 94 96 11 call 0x232c ; 0x232c 1398: 9c 01 movw r18, r24 139a: 80 e0 ldi r24, 0x00 ; 0 139c: 23 2b or r18, r19 139e: 19 f0 breq .+6 ; 0x13a6 13a0: 81 e0 ldi r24, 0x01 ; 1 13a2: 01 c0 rjmp .+2 ; 0x13a6 13a4: 82 e0 ldi r24, 0x02 ; 2 #if _FAT32 if (!memcmp(&fs->win[BS_FilSysType32], "FAT32", 5) && !(fs->win[BPB_ExtFlags] & 0x80)) return 0; #endif return 1; } 13a6: df 91 pop r29 13a8: cf 91 pop r28 13aa: 0f 91 pop r16 13ac: 08 95 ret 000013ae : FRESULT f_open ( FIL *fp, /* Pointer to the blank file object */ const char *path, /* Pointer to the file name */ BYTE mode /* Access mode and file open mode flags */ ) { 13ae: ad e1 ldi r26, 0x1D ; 29 13b0: b0 e0 ldi r27, 0x00 ; 0 13b2: ed ed ldi r30, 0xDD ; 221 13b4: f9 e0 ldi r31, 0x09 ; 9 13b6: 0c 94 c7 14 jmp 0x298e ; 0x298e <__prologue_saves__> 13ba: 9d 8f std Y+29, r25 ; 0x1d 13bc: 8c 8f std Y+28, r24 ; 0x1c 13be: 3b 01 movw r6, r22 FRESULT res; BYTE *dir; DIR dirobj; char fn[8+3+1]; FATFS *fs = FatFs; 13c0: 80 90 10 01 lds r8, 0x0110 13c4: 90 90 11 01 lds r9, 0x0111 fp->fs = NULL; 13c8: fc 01 movw r30, r24 13ca: 15 82 std Z+5, r1 ; 0x05 13cc: 14 82 std Z+4, r1 ; 0x04 13ce: 03 c0 rjmp .+6 ; 0x13d6 const char *p = *path; FATFS *fs = FatFs; while (*p == ' ') p++; /* Strip leading spaces */ 13d0: 08 94 sec 13d2: 61 1c adc r6, r1 13d4: 71 1c adc r7, r1 13d6: f3 01 movw r30, r6 13d8: 80 81 ld r24, Z 13da: 80 32 cpi r24, 0x20 ; 32 13dc: c9 f3 breq .-14 ; 0x13d0 if (*p == '/') p++; /* Strip heading slash */ 13de: 8f 32 cpi r24, 0x2F ; 47 13e0: 19 f4 brne .+6 ; 0x13e8 13e2: 08 94 sec 13e4: 61 1c adc r6, r1 13e6: 71 1c adc r7, r1 *path = p; /* Return pointer to the path name */ /* Is the file system object registered? */ if (!fs) return FR_NOT_ENABLED; 13e8: 81 14 cp r8, r1 13ea: 91 04 cpc r9, r1 13ec: 09 f4 brne .+2 ; 0x13f0 13ee: 17 c1 rjmp .+558 ; 0x161e FATFS *fs = FatFs; fp->fs = NULL; #if !_FS_READONLY mode &= (FA_READ|FA_WRITE|FA_CREATE_ALWAYS|FA_OPEN_ALWAYS|FA_CREATE_NEW); 13f0: f4 2f mov r31, r20 13f2: ff 71 andi r31, 0x1F ; 31 13f4: fb 8f std Y+27, r31 ; 0x1b res = auto_mount(&path, (BYTE)(mode & (FA_WRITE|FA_CREATE_ALWAYS|FA_OPEN_ALWAYS|FA_CREATE_NEW))); 13f6: 14 2f mov r17, r20 13f8: 1e 71 andi r17, 0x1E ; 30 /* Is the file system object registered? */ if (!fs) return FR_NOT_ENABLED; /* Chekck if the logical drive has been mounted or not */ if (fs->fs_type) { 13fa: f4 01 movw r30, r8 13fc: 84 8d ldd r24, Z+28 ; 0x1c 13fe: 88 23 and r24, r24 1400: 59 f0 breq .+22 ; 0x1418 stat = disk_status(0); 1402: 80 e0 ldi r24, 0x00 ; 0 1404: 0e 94 95 0f call 0x1f2a ; 0x1f2a if (!(stat & STA_NOINIT)) { /* If the physical drive is kept initialized */ 1408: 80 fd sbrc r24, 0 140a: 06 c0 rjmp .+12 ; 0x1418 #if !_FS_READONLY if (chk_wp && (stat & STA_PROTECT)) /* Check write protection if needed */ 140c: 11 23 and r17, r17 140e: 09 f4 brne .+2 ; 0x1412 1410: ab c3 rjmp .+1878 ; 0x1b68 1412: 82 fd sbrc r24, 2 1414: 07 c1 rjmp .+526 ; 0x1624 1416: a8 c3 rjmp .+1872 ; 0x1b68 } } /* The logical drive has not been mounted, following code attempts to mount the logical drive */ memset(fs, 0, sizeof(FATFS)); /* Clean-up the file system object */ 1418: 80 e2 ldi r24, 0x20 ; 32 141a: 92 e0 ldi r25, 0x02 ; 2 141c: f4 01 movw r30, r8 141e: 9c 01 movw r18, r24 1420: 11 92 st Z+, r1 1422: 21 50 subi r18, 0x01 ; 1 1424: 30 40 sbci r19, 0x00 ; 0 1426: e1 f7 brne .-8 ; 0x1420 stat = disk_initialize(0); /* Initialize low level disk I/O layer */ 1428: 80 e0 ldi r24, 0x00 ; 0 142a: 0e 94 b8 0e call 0x1d70 ; 0x1d70 if (stat & STA_NOINIT) /* Check if the drive is ready */ 142e: 80 ff sbrs r24, 0 1430: 03 c0 rjmp .+6 ; 0x1438 1432: 21 e0 ldi r18, 0x01 ; 1 1434: 30 e0 ldi r19, 0x00 ; 0 1436: 8b c3 rjmp .+1814 ; 0x1b4e return FR_NOT_READY; #if !_FS_READONLY if (chk_wp && (stat & STA_PROTECT)) /* Check write protection if needed */ 1438: 11 23 and r17, r17 143a: 11 f0 breq .+4 ; 0x1440 143c: 82 fd sbrc r24, 2 143e: f2 c0 rjmp .+484 ; 0x1624 return FR_WRITE_PROTECTED; #endif /* Search FAT partition on the drive */ fmt = check_fs(bootsect = 0); /* Check sector 0 as an SFD format */ 1440: 60 e0 ldi r22, 0x00 ; 0 1442: 70 e0 ldi r23, 0x00 ; 0 1444: 80 e0 ldi r24, 0x00 ; 0 1446: 90 e0 ldi r25, 0x00 ; 0 1448: 0e 94 a8 09 call 0x1350 ; 0x1350 if (fmt == 1) { /* Not a FAT boot record, it may be patitioned */ 144c: 81 30 cpi r24, 0x01 ; 1 144e: 21 f0 breq .+8 ; 0x1458 1450: ee 24 eor r14, r14 1452: ff 24 eor r15, r15 1454: 87 01 movw r16, r14 1456: 1e c0 rjmp .+60 ; 0x1494 /* Check a partition listed in top of the partition table */ if (fs->win[MBR_Table+4]) { /* Is the 1st partition existing? */ 1458: 82 ee ldi r24, 0xE2 ; 226 145a: 91 e0 ldi r25, 0x01 ; 1 145c: 88 0e add r8, r24 145e: 99 1e adc r9, r25 1460: f4 01 movw r30, r8 1462: 80 81 ld r24, Z 1464: 2e e1 ldi r18, 0x1E ; 30 1466: 3e ef ldi r19, 0xFE ; 254 1468: 82 0e add r8, r18 146a: 93 1e adc r9, r19 146c: 88 23 and r24, r24 146e: 09 f4 brne .+2 ; 0x1472 1470: dc c0 rjmp .+440 ; 0x162a bootsect = LD_DWORD(&fs->win[MBR_Table+8]); /* Partition offset in LBA */ 1472: 86 ee ldi r24, 0xE6 ; 230 1474: 91 e0 ldi r25, 0x01 ; 1 1476: 88 0e add r8, r24 1478: 99 1e adc r9, r25 147a: f4 01 movw r30, r8 147c: e0 80 ld r14, Z 147e: f1 80 ldd r15, Z+1 ; 0x01 1480: 02 81 ldd r16, Z+2 ; 0x02 1482: 13 81 ldd r17, Z+3 ; 0x03 1484: 2a e1 ldi r18, 0x1A ; 26 1486: 3e ef ldi r19, 0xFE ; 254 1488: 82 0e add r8, r18 148a: 93 1e adc r9, r19 fmt = check_fs(bootsect); /* Check the partition */ 148c: c8 01 movw r24, r16 148e: b7 01 movw r22, r14 1490: 0e 94 a8 09 call 0x1350 ; 0x1350 } } if (fmt || LD_WORD(&fs->win[BPB_BytsPerSec]) != 512) /* No valid FAT patition is found */ 1494: 88 23 and r24, r24 1496: 09 f0 breq .+2 ; 0x149a 1498: c8 c0 rjmp .+400 ; 0x162a 149a: f4 01 movw r30, r8 149c: 83 a5 ldd r24, Z+43 ; 0x2b 149e: 94 a5 ldd r25, Z+44 ; 0x2c 14a0: 80 50 subi r24, 0x00 ; 0 14a2: 92 40 sbci r25, 0x02 ; 2 14a4: 09 f0 breq .+2 ; 0x14a8 14a6: c1 c0 rjmp .+386 ; 0x162a return FR_NO_FILESYSTEM; /* Initialize the file system object */ fatsize = LD_WORD(&fs->win[BPB_FATSz16]); /* Number of sectors per FAT */ 14a8: f4 01 movw r30, r8 14aa: 86 a9 ldd r24, Z+54 ; 0x36 14ac: 97 a9 ldd r25, Z+55 ; 0x37 14ae: bc 01 movw r22, r24 14b0: 80 e0 ldi r24, 0x00 ; 0 14b2: 90 e0 ldi r25, 0x00 ; 0 if (!fatsize) fatsize = LD_DWORD(&fs->win[BPB_FATSz32]); 14b4: 61 15 cp r22, r1 14b6: 71 05 cpc r23, r1 14b8: 81 05 cpc r24, r1 14ba: 91 05 cpc r25, r1 14bc: 69 f4 brne .+26 ; 0x14d8 14be: 24 e4 ldi r18, 0x44 ; 68 14c0: 30 e0 ldi r19, 0x00 ; 0 14c2: 82 0e add r8, r18 14c4: 93 1e adc r9, r19 14c6: f4 01 movw r30, r8 14c8: 60 81 ld r22, Z 14ca: 71 81 ldd r23, Z+1 ; 0x01 14cc: 82 81 ldd r24, Z+2 ; 0x02 14ce: 93 81 ldd r25, Z+3 ; 0x03 14d0: 2c eb ldi r18, 0xBC ; 188 14d2: 3f ef ldi r19, 0xFF ; 255 14d4: 82 0e add r8, r18 14d6: 93 1e adc r9, r19 fs->sects_fat = (CLUST)fatsize; 14d8: f4 01 movw r30, r8 14da: 75 8b std Z+21, r23 ; 0x15 14dc: 64 8b std Z+20, r22 ; 0x14 fs->n_fats = fs->win[BPB_NumFATs]; /* Number of FAT copies */ 14de: 20 a9 ldd r18, Z+48 ; 0x30 14e0: 26 8f std Z+30, r18 ; 0x1e fatsize *= fs->n_fats; /* (Number of sectors in FAT area) */ 14e2: 30 e0 ldi r19, 0x00 ; 0 14e4: 40 e0 ldi r20, 0x00 ; 0 14e6: 50 e0 ldi r21, 0x00 ; 0 14e8: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> 14ec: 5b 01 movw r10, r22 14ee: 6c 01 movw r12, r24 fs->fatbase = bootsect + LD_WORD(&fs->win[BPB_RsvdSecCnt]); /* FAT start sector (lba) */ 14f0: f4 01 movw r30, r8 14f2: 86 a5 ldd r24, Z+46 ; 0x2e 14f4: 97 a5 ldd r25, Z+47 ; 0x2f 14f6: a0 e0 ldi r26, 0x00 ; 0 14f8: b0 e0 ldi r27, 0x00 ; 0 14fa: e8 0e add r14, r24 14fc: f9 1e adc r15, r25 14fe: 0a 1f adc r16, r26 1500: 1b 1f adc r17, r27 1502: e0 86 std Z+8, r14 ; 0x08 1504: f1 86 std Z+9, r15 ; 0x09 1506: 02 87 std Z+10, r16 ; 0x0a 1508: 13 87 std Z+11, r17 ; 0x0b fs->sects_clust = fs->win[BPB_SecPerClus]; /* Number of sectors per cluster */ 150a: 85 a5 ldd r24, Z+45 ; 0x2d 150c: 85 8f std Z+29, r24 ; 0x1d fs->n_rootdir = LD_WORD(&fs->win[BPB_RootEntCnt]); /* Nmuber of root directory entries */ 150e: 21 a9 ldd r18, Z+49 ; 0x31 1510: 32 a9 ldd r19, Z+50 ; 0x32 1512: 33 83 std Z+3, r19 ; 0x03 1514: 22 83 std Z+2, r18 ; 0x02 totalsect = LD_WORD(&fs->win[BPB_TotSec16]); /* Number of sectors on the file system */ 1516: 83 a9 ldd r24, Z+51 ; 0x33 1518: 94 a9 ldd r25, Z+52 ; 0x34 151a: 7c 01 movw r14, r24 151c: 00 e0 ldi r16, 0x00 ; 0 151e: 10 e0 ldi r17, 0x00 ; 0 if (!totalsect) totalsect = LD_DWORD(&fs->win[BPB_TotSec32]); 1520: e1 14 cp r14, r1 1522: f1 04 cpc r15, r1 1524: 01 05 cpc r16, r1 1526: 11 05 cpc r17, r1 1528: 69 f4 brne .+26 ; 0x1544 152a: 80 e4 ldi r24, 0x40 ; 64 152c: 90 e0 ldi r25, 0x00 ; 0 152e: 88 0e add r8, r24 1530: 99 1e adc r9, r25 1532: f4 01 movw r30, r8 1534: e0 80 ld r14, Z 1536: f1 80 ldd r15, Z+1 ; 0x01 1538: 02 81 ldd r16, Z+2 ; 0x02 153a: 13 81 ldd r17, Z+3 ; 0x03 153c: 80 ec ldi r24, 0xC0 ; 192 153e: 9f ef ldi r25, 0xFF ; 255 1540: 88 0e add r8, r24 1542: 99 1e adc r9, r25 fs->max_clust = maxclust = (totalsect /* Last cluster# + 1 */ 1544: f4 01 movw r30, r8 1546: 86 a5 ldd r24, Z+46 ; 0x2e 1548: 97 a5 ldd r25, Z+47 ; 0x2f 154a: a0 e0 ldi r26, 0x00 ; 0 154c: b0 e0 ldi r27, 0x00 ; 0 154e: e8 1a sub r14, r24 1550: f9 0a sbc r15, r25 1552: 0a 0b sbc r16, r26 1554: 1b 0b sbc r17, r27 1556: ea 18 sub r14, r10 1558: fb 08 sbc r15, r11 155a: 0c 09 sbc r16, r12 155c: 1d 09 sbc r17, r13 155e: a4 e0 ldi r26, 0x04 ; 4 1560: 36 95 lsr r19 1562: 27 95 ror r18 1564: aa 95 dec r26 1566: e1 f7 brne .-8 ; 0x1560 1568: c9 01 movw r24, r18 156a: a0 e0 ldi r26, 0x00 ; 0 156c: b0 e0 ldi r27, 0x00 ; 0 156e: e8 1a sub r14, r24 1570: f9 0a sbc r15, r25 1572: 0a 0b sbc r16, r26 1574: 1b 0b sbc r17, r27 1576: 25 8d ldd r18, Z+29 ; 0x1d 1578: 30 e0 ldi r19, 0x00 ; 0 157a: 40 e0 ldi r20, 0x00 ; 0 157c: 50 e0 ldi r21, 0x00 ; 0 157e: c8 01 movw r24, r16 1580: b7 01 movw r22, r14 1582: 0e 94 a5 14 call 0x294a ; 0x294a <__udivmodsi4> 1586: 2e 5f subi r18, 0xFE ; 254 1588: 3f 4f sbci r19, 0xFF ; 255 158a: 4f 4f sbci r20, 0xFF ; 255 158c: 5f 4f sbci r21, 0xFF ; 255 158e: f4 01 movw r30, r8 1590: 37 8b std Z+23, r19 ; 0x17 1592: 26 8b std Z+22, r18 ; 0x16 - LD_WORD(&fs->win[BPB_RsvdSecCnt]) - fatsize - fs->n_rootdir / 16 ) / fs->sects_clust + 2; fmt = FS_FAT12; /* Determine the FAT sub type */ if (maxclust > 0xFF7) fmt = FS_FAT16; 1594: 28 3f cpi r18, 0xF8 ; 248 1596: ff e0 ldi r31, 0x0F ; 15 1598: 3f 07 cpc r19, r31 159a: f0 e0 ldi r31, 0x00 ; 0 159c: 4f 07 cpc r20, r31 159e: f0 e0 ldi r31, 0x00 ; 0 15a0: 5f 07 cpc r21, r31 15a2: 10 f4 brcc .+4 ; 0x15a8 15a4: 61 e0 ldi r22, 0x01 ; 1 15a6: 06 c0 rjmp .+12 ; 0x15b4 if (maxclust > 0xFFF7) 15a8: 28 5f subi r18, 0xF8 ; 248 15aa: 3f 4f sbci r19, 0xFF ; 255 15ac: 40 40 sbci r20, 0x00 ; 0 15ae: 50 40 sbci r21, 0x00 ; 0 15b0: e0 f5 brcc .+120 ; 0x162a 15b2: 62 e0 ldi r22, 0x02 ; 2 fmt = FS_FAT32; if (fmt == FS_FAT32) fs->dirbase = LD_DWORD(&fs->win[BPB_RootClus]); /* Root directory start cluster */ else #endif fs->dirbase = fs->fatbase + fatsize; /* Root directory start sector (lba) */ 15b4: f4 01 movw r30, r8 15b6: 20 85 ldd r18, Z+8 ; 0x08 15b8: 31 85 ldd r19, Z+9 ; 0x09 15ba: 42 85 ldd r20, Z+10 ; 0x0a 15bc: 53 85 ldd r21, Z+11 ; 0x0b 15be: d6 01 movw r26, r12 15c0: c5 01 movw r24, r10 15c2: 82 0f add r24, r18 15c4: 93 1f adc r25, r19 15c6: a4 1f adc r26, r20 15c8: b5 1f adc r27, r21 15ca: 84 87 std Z+12, r24 ; 0x0c 15cc: 95 87 std Z+13, r25 ; 0x0d 15ce: a6 87 std Z+14, r26 ; 0x0e 15d0: b7 87 std Z+15, r27 ; 0x0f fs->database = fs->fatbase + fatsize + fs->n_rootdir / 16; /* Data start sector (lba) */ 15d2: 82 81 ldd r24, Z+2 ; 0x02 15d4: 93 81 ldd r25, Z+3 ; 0x03 15d6: 74 e0 ldi r23, 0x04 ; 4 15d8: 96 95 lsr r25 15da: 87 95 ror r24 15dc: 7a 95 dec r23 15de: e1 f7 brne .-8 ; 0x15d8 15e0: a0 e0 ldi r26, 0x00 ; 0 15e2: b0 e0 ldi r27, 0x00 ; 0 15e4: 82 0f add r24, r18 15e6: 93 1f adc r25, r19 15e8: a4 1f adc r26, r20 15ea: b5 1f adc r27, r21 15ec: 8a 0d add r24, r10 15ee: 9b 1d adc r25, r11 15f0: ac 1d adc r26, r12 15f2: bd 1d adc r27, r13 15f4: 80 8b std Z+16, r24 ; 0x10 15f6: 91 8b std Z+17, r25 ; 0x11 15f8: a2 8b std Z+18, r26 ; 0x12 15fa: b3 8b std Z+19, r27 ; 0x13 fs->fs_type = fmt; /* FAT sub-type */ 15fc: 64 8f std Z+28, r22 ; 0x1c #if !_FS_READONLY fs->free_clust = (CLUST)0xFFFFFFFF; 15fe: 8f ef ldi r24, 0xFF ; 255 1600: 9f ef ldi r25, 0xFF ; 255 1602: 93 8f std Z+27, r25 ; 0x1b 1604: 82 8f std Z+26, r24 ; 0x1a fs->free_clust = LD_DWORD(&fs->win[FSI_Free_Count]); } } #endif #endif fs->id = ++fsid; /* File system mount ID */ 1606: 80 91 12 01 lds r24, 0x0112 160a: 90 91 13 01 lds r25, 0x0113 160e: 01 96 adiw r24, 0x01 ; 1 1610: 90 93 13 01 sts 0x0113, r25 1614: 80 93 12 01 sts 0x0112, r24 1618: 91 83 std Z+1, r25 ; 0x01 161a: 80 83 st Z, r24 161c: a5 c2 rjmp .+1354 ; 0x1b68 161e: 2a e0 ldi r18, 0x0A ; 10 1620: 30 e0 ldi r19, 0x00 ; 0 1622: 95 c2 rjmp .+1322 ; 0x1b4e 1624: 29 e0 ldi r18, 0x09 ; 9 1626: 30 e0 ldi r19, 0x00 ; 0 1628: 92 c2 rjmp .+1316 ; 0x1b4e 162a: 2b e0 ldi r18, 0x0B ; 11 162c: 30 e0 ldi r19, 0x00 ; 0 162e: 8f c2 rjmp .+1310 ; 0x1b4e ) { BYTE n, t, c, a, b; memset(dirname, ' ', 8+3); /* Fill buffer with spaces */ 1630: 2e 01 movw r4, r28 1632: 08 94 sec 1634: 41 1c adc r4, r1 1636: 51 1c adc r5, r1 ((DWORD)LD_WORD(&dptr[DIR_FstClusHI]) << 16) | #endif LD_WORD(&dptr[DIR_FstClusLO]); dirobj->clust = dirobj->sclust = clust; /* Restart scannig with the new directory */ dirobj->sect = clust2sect(clust); dirobj->index = 2; 1638: 92 e0 ldi r25, 0x02 ; 2 163a: 29 2e mov r2, r25 163c: 31 2c mov r3, r1 ) { BYTE n, t, c, a, b; memset(dirname, ' ', 8+3); /* Fill buffer with spaces */ 163e: 4b e0 ldi r20, 0x0B ; 11 1640: 50 e0 ldi r21, 0x00 ; 0 1642: 60 e2 ldi r22, 0x20 ; 32 1644: 70 e0 ldi r23, 0x00 ; 0 1646: c2 01 movw r24, r4 1648: 0e 94 ac 11 call 0x2358 ; 0x2358 164c: 20 e0 ldi r18, 0x00 ; 0 164e: 48 e0 ldi r20, 0x08 ; 8 1650: 90 e0 ldi r25, 0x00 ; 0 1652: 38 e1 ldi r19, 0x18 ; 24 1654: 02 c0 rjmp .+4 ; 0x165a 1656: 28 e0 ldi r18, 0x08 ; 8 1658: 4b e0 ldi r20, 0x0B ; 11 a = 0; b = 0x18; /* NT flag */ n = 0; t = 8; for (;;) { c = *(*path)++; 165a: f3 01 movw r30, r6 165c: 11 91 ld r17, Z+ 165e: 3f 01 movw r6, r30 if (c == '\0' || c == '/') { /* Reached to end of str or directory separator */ 1660: 11 23 and r17, r17 1662: 11 f0 breq .+4 ; 0x1668 1664: 1f 32 cpi r17, 0x2F ; 47 1666: 49 f4 brne .+18 ; 0x167a if (n == 0) break; 1668: 22 23 and r18, r18 166a: 09 f4 brne .+2 ; 0x166e 166c: c7 c0 rjmp .+398 ; 0x17fc dirname[11] = _USE_NTFLAG ? (a & b) : 0; 166e: 39 23 and r19, r25 1670: 3c 87 std Y+12, r19 ; 0x0c *dir = NULL; return FR_OK; } for (;;) { ds = make_dirfile(&path, fn); /* Get a paragraph into fn[] */ if (ds == 1) return FR_INVALID_NAME; 1672: 11 30 cpi r17, 0x01 ; 1 1674: 09 f0 breq .+2 ; 0x1678 1676: 44 c0 rjmp .+136 ; 0x1700 1678: c1 c0 rjmp .+386 ; 0x17fc if (c == '\0' || c == '/') { /* Reached to end of str or directory separator */ if (n == 0) break; dirname[11] = _USE_NTFLAG ? (a & b) : 0; return c; } if (c <= ' ' || c == 0x7F) break; /* Reject invisible chars */ 167a: 11 32 cpi r17, 0x21 ; 33 167c: 08 f4 brcc .+2 ; 0x1680 167e: be c0 rjmp .+380 ; 0x17fc 1680: 1f 37 cpi r17, 0x7F ; 127 1682: 09 f4 brne .+2 ; 0x1686 1684: bb c0 rjmp .+374 ; 0x17fc if (c == '.') { 1686: 1e 32 cpi r17, 0x2E ; 46 1688: 41 f4 brne .+16 ; 0x169a if (!(a & 1) && n >= 1 && n <= 8) { /* Enter extension part */ 168a: 90 fd sbrc r25, 0 168c: b7 c0 rjmp .+366 ; 0x17fc 168e: 22 23 and r18, r18 1690: 09 f4 brne .+2 ; 0x1694 1692: b4 c0 rjmp .+360 ; 0x17fc 1694: 29 30 cpi r18, 0x09 ; 9 1696: f8 f2 brcs .-66 ; 0x1656 1698: b1 c0 rjmp .+354 ; 0x17fc (c >= 0xE0 && c <= 0xFC))) { if (n == 0 && c == 0xE5) /* Change heading \xE5 to \x05 */ c = 0x05; a ^= 1; goto md_l2; } if (c == '"') break; /* Reject " */ 169a: 12 32 cpi r17, 0x22 ; 34 169c: 09 f4 brne .+2 ; 0x16a0 169e: ae c0 rjmp .+348 ; 0x17fc if (c <= ')') goto md_l1; /* Accept ! # $ % & ' ( ) */ 16a0: 1a 32 cpi r17, 0x2A ; 42 16a2: 20 f1 brcs .+72 ; 0x16ec if (c <= ',') break; /* Reject * + , */ 16a4: 1d 32 cpi r17, 0x2D ; 45 16a6: 08 f4 brcc .+2 ; 0x16aa 16a8: a9 c0 rjmp .+338 ; 0x17fc if (c <= '9') goto md_l1; /* Accept - 0-9 */ 16aa: 1a 33 cpi r17, 0x3A ; 58 16ac: f8 f0 brcs .+62 ; 0x16ec if (c <= '?') break; /* Reject : ; < = > ? */ 16ae: 10 34 cpi r17, 0x40 ; 64 16b0: 08 f4 brcc .+2 ; 0x16b4 16b2: a4 c0 rjmp .+328 ; 0x17fc if (!(a & 1)) { /* These checks are not applied to S-JIS 2nd byte */ 16b4: 90 fd sbrc r25, 0 16b6: 1a c0 rjmp .+52 ; 0x16ec if (c == '|') break; /* Reject | */ 16b8: 1c 37 cpi r17, 0x7C ; 124 16ba: 09 f4 brne .+2 ; 0x16be 16bc: 9f c0 rjmp .+318 ; 0x17fc if (c >= '[' && c <= ']') break;/* Reject [ \ ] */ 16be: 81 2f mov r24, r17 16c0: 8b 55 subi r24, 0x5B ; 91 16c2: 83 30 cpi r24, 0x03 ; 3 16c4: 08 f4 brcc .+2 ; 0x16c8 16c6: 9a c0 rjmp .+308 ; 0x17fc if (_USE_NTFLAG && c >= 'A' && c <= 'Z') 16c8: 86 5e subi r24, 0xE6 ; 230 16ca: 8a 31 cpi r24, 0x1A ; 26 16cc: 28 f4 brcc .+10 ; 0x16d8 (t == 8) ? (b &= ~0x08) : (b &= ~0x10); 16ce: 48 30 cpi r20, 0x08 ; 8 16d0: 11 f4 brne .+4 ; 0x16d6 16d2: 37 7f andi r19, 0xF7 ; 247 16d4: 01 c0 rjmp .+2 ; 0x16d8 16d6: 3f 7e andi r19, 0xEF ; 239 if (c >= 'a' && c <= 'z') { /* Convert to upper case */ 16d8: 81 2f mov r24, r17 16da: 81 56 subi r24, 0x61 ; 97 16dc: 8a 31 cpi r24, 0x1A ; 26 16de: 30 f4 brcc .+12 ; 0x16ec c -= 0x20; 16e0: 10 52 subi r17, 0x20 ; 32 if (_USE_NTFLAG) (t == 8) ? (a |= 0x08) : (a |= 0x10); 16e2: 48 30 cpi r20, 0x08 ; 8 16e4: 11 f4 brne .+4 ; 0x16ea 16e6: 98 60 ori r25, 0x08 ; 8 16e8: 01 c0 rjmp .+2 ; 0x16ec 16ea: 90 61 ori r25, 0x10 ; 16 } } md_l1: a &= ~1; md_l2: if (n >= t) break; 16ec: 24 17 cp r18, r20 16ee: 08 f0 brcs .+2 ; 0x16f2 16f0: 85 c0 rjmp .+266 ; 0x17fc c -= 0x20; if (_USE_NTFLAG) (t == 8) ? (a |= 0x08) : (a |= 0x10); } } md_l1: a &= ~1; 16f2: 9e 7f andi r25, 0xFE ; 254 md_l2: if (n >= t) break; dirname[n++] = c; 16f4: f2 01 movw r30, r4 16f6: e2 0f add r30, r18 16f8: f1 1d adc r31, r1 16fa: 10 83 st Z, r17 16fc: 2f 5f subi r18, 0xFF ; 255 16fe: ad cf rjmp .-166 ; 0x165a for (;;) { ds = make_dirfile(&path, fn); /* Get a paragraph into fn[] */ if (ds == 1) return FR_INVALID_NAME; for (;;) { if (!move_window(dirobj->sect)) return FR_RW_ERROR; 1700: 6f 89 ldd r22, Y+23 ; 0x17 1702: 78 8d ldd r23, Y+24 ; 0x18 1704: 89 8d ldd r24, Y+25 ; 0x19 1706: 9a 8d ldd r25, Y+26 ; 0x1a 1708: 0e 94 5a 03 call 0x6b4 ; 0x6b4 170c: 88 23 and r24, r24 170e: 31 f4 brne .+12 ; 0x171c 1710: 90 e0 ldi r25, 0x00 ; 0 1712: 9c 01 movw r18, r24 1714: 59 01 movw r10, r18 1716: 28 e0 ldi r18, 0x08 ; 8 1718: 30 e0 ldi r19, 0x00 ; 0 171a: 84 c0 rjmp .+264 ; 0x1824 dptr = &fs->win[(dirobj->index & 15) * 32]; /* Pointer to the directory entry */ 171c: 2f 85 ldd r18, Y+15 ; 0x0f 171e: 38 89 ldd r19, Y+16 ; 0x10 1720: 2f 70 andi r18, 0x0F ; 15 1722: 30 70 andi r19, 0x00 ; 0 1724: 85 e0 ldi r24, 0x05 ; 5 1726: 22 0f add r18, r18 1728: 33 1f adc r19, r19 172a: 8a 95 dec r24 172c: e1 f7 brne .-8 ; 0x1726 if (dptr[DIR_Name] == 0) /* Has it reached to end of dir? */ 172e: f6 01 movw r30, r12 1730: e2 0f add r30, r18 1732: f3 1f adc r31, r19 1734: 80 a1 ldd r24, Z+32 ; 0x20 1736: 88 23 and r24, r24 1738: e1 f0 breq .+56 ; 0x1772 return !ds ? FR_NO_FILE : FR_NO_PATH; if (dptr[DIR_Name] != 0xE5 /* Matched? */ 173a: 85 3e cpi r24, 0xE5 ; 229 173c: a1 f0 breq .+40 ; 0x1766 for (;;) { ds = make_dirfile(&path, fn); /* Get a paragraph into fn[] */ if (ds == 1) return FR_INVALID_NAME; for (;;) { if (!move_window(dirobj->sect)) return FR_RW_ERROR; dptr = &fs->win[(dirobj->index & 15) * 32]; /* Pointer to the directory entry */ 173e: 00 e2 ldi r16, 0x20 ; 32 1740: a0 2e mov r10, r16 1742: b1 2c mov r11, r1 1744: a2 0e add r10, r18 1746: b3 1e adc r11, r19 1748: ac 0c add r10, r12 174a: bd 1c adc r11, r13 if (dptr[DIR_Name] == 0) /* Has it reached to end of dir? */ return !ds ? FR_NO_FILE : FR_NO_PATH; if (dptr[DIR_Name] != 0xE5 /* Matched? */ 174c: f5 01 movw r30, r10 174e: 83 85 ldd r24, Z+11 ; 0x0b 1750: 08 2f mov r16, r24 1752: 83 fd sbrc r24, 3 1754: 08 c0 rjmp .+16 ; 0x1766 1756: 4b e0 ldi r20, 0x0B ; 11 1758: 50 e0 ldi r21, 0x00 ; 0 175a: b2 01 movw r22, r4 175c: c5 01 movw r24, r10 175e: 0e 94 96 11 call 0x232c ; 0x232c 1762: 00 97 sbiw r24, 0x00 ; 0 1764: 51 f0 breq .+20 ; 0x177a && !(dptr[DIR_Attr] & AM_VOL) && !memcmp(&dptr[DIR_Name], fn, 8+3) ) break; if (!next_dir_entry(dirobj)) /* Next directory pointer */ 1766: ce 01 movw r24, r28 1768: 0d 96 adiw r24, 0x0d ; 13 176a: 0e 94 2c 06 call 0xc58 ; 0xc58 176e: 88 23 and r24, r24 1770: 39 f6 brne .-114 ; 0x1700 return !ds ? FR_NO_FILE : FR_NO_PATH; 1772: 11 23 and r17, r17 1774: 09 f0 breq .+2 ; 0x1778 1776: 49 c0 rjmp .+146 ; 0x180a 1778: 4f c0 rjmp .+158 ; 0x1818 } if (!ds) { *dir = dptr; return FR_OK; } /* Matched with end of path */ 177a: 11 23 and r17, r17 177c: 19 f4 brne .+6 ; 0x1784 177e: 20 e0 ldi r18, 0x00 ; 0 1780: 30 e0 ldi r19, 0x00 ; 0 1782: 50 c0 rjmp .+160 ; 0x1824 if (!(dptr[DIR_Attr] & AM_DIR)) return FR_NO_PATH; /* Cannot trace because it is a file */ 1784: 04 ff sbrs r16, 4 1786: 41 c0 rjmp .+130 ; 0x180a clust = /* Get cluster# of the directory */ 1788: f5 01 movw r30, r10 178a: e2 8c ldd r14, Z+26 ; 0x1a 178c: f3 8c ldd r15, Z+27 ; 0x1b #if _FAT32 ((DWORD)LD_WORD(&dptr[DIR_FstClusHI]) << 16) | #endif LD_WORD(&dptr[DIR_FstClusLO]); dirobj->clust = dirobj->sclust = clust; /* Restart scannig with the new directory */ 178e: fe 8a std Y+22, r15 ; 0x16 1790: ed 8a std Y+21, r14 ; 0x15 static DWORD clust2sect ( /* !=0: sector number, 0: failed - invalid cluster# */ CLUST clust /* Cluster# to be converted */ ) { FATFS *fs = FatFs; 1792: 00 91 10 01 lds r16, 0x0110 1796: 10 91 11 01 lds r17, 0x0111 clust -= 2; 179a: b7 01 movw r22, r14 179c: 62 50 subi r22, 0x02 ; 2 179e: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ 17a0: f8 01 movw r30, r16 17a2: 86 89 ldd r24, Z+22 ; 0x16 17a4: 97 89 ldd r25, Z+23 ; 0x17 17a6: 02 97 sbiw r24, 0x02 ; 2 17a8: 68 17 cp r22, r24 17aa: 79 07 cpc r23, r25 17ac: 28 f0 brcs .+10 ; 0x17b8 17ae: 20 e0 ldi r18, 0x00 ; 0 17b0: 30 e0 ldi r19, 0x00 ; 0 17b2: 40 e0 ldi r20, 0x00 ; 0 17b4: 50 e0 ldi r21, 0x00 ; 0 17b6: 14 c0 rjmp .+40 ; 0x17e0 return (DWORD)clust * fs->sects_clust + fs->database; 17b8: 80 e0 ldi r24, 0x00 ; 0 17ba: 90 e0 ldi r25, 0x00 ; 0 17bc: f8 01 movw r30, r16 17be: 25 8d ldd r18, Z+29 ; 0x1d 17c0: 30 e0 ldi r19, 0x00 ; 0 17c2: 40 e0 ldi r20, 0x00 ; 0 17c4: 50 e0 ldi r21, 0x00 ; 0 17c6: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> 17ca: 9b 01 movw r18, r22 17cc: ac 01 movw r20, r24 17ce: f8 01 movw r30, r16 17d0: 80 89 ldd r24, Z+16 ; 0x10 17d2: 91 89 ldd r25, Z+17 ; 0x11 17d4: a2 89 ldd r26, Z+18 ; 0x12 17d6: b3 89 ldd r27, Z+19 ; 0x13 17d8: 28 0f add r18, r24 17da: 39 1f adc r19, r25 17dc: 4a 1f adc r20, r26 17de: 5b 1f adc r21, r27 clust = /* Get cluster# of the directory */ #if _FAT32 ((DWORD)LD_WORD(&dptr[DIR_FstClusHI]) << 16) | #endif LD_WORD(&dptr[DIR_FstClusLO]); dirobj->clust = dirobj->sclust = clust; /* Restart scannig with the new directory */ 17e0: fc 8a std Y+20, r15 ; 0x14 17e2: eb 8a std Y+19, r14 ; 0x13 dirobj->sect = clust2sect(clust); 17e4: 2f 8b std Y+23, r18 ; 0x17 17e6: 38 8f std Y+24, r19 ; 0x18 17e8: 49 8f std Y+25, r20 ; 0x19 17ea: 5a 8f std Y+26, r21 ; 0x1a dirobj->index = 2; 17ec: 38 8a std Y+16, r3 ; 0x10 17ee: 2f 86 std Y+15, r2 ; 0x0f 17f0: 26 cf rjmp .-436 ; 0x163e 17f2: 20 e0 ldi r18, 0x00 ; 0 17f4: 30 e0 ldi r19, 0x00 ; 0 17f6: aa 24 eor r10, r10 17f8: bb 24 eor r11, r11 17fa: 14 c0 rjmp .+40 ; 0x1824 17fc: 80 e0 ldi r24, 0x00 ; 0 17fe: 90 e0 ldi r25, 0x00 ; 0 1800: 9c 01 movw r18, r24 1802: 59 01 movw r10, r18 1804: 24 e0 ldi r18, 0x04 ; 4 1806: 30 e0 ldi r19, 0x00 ; 0 1808: 0d c0 rjmp .+26 ; 0x1824 180a: 80 e0 ldi r24, 0x00 ; 0 180c: 90 e0 ldi r25, 0x00 ; 0 180e: 9c 01 movw r18, r24 1810: 59 01 movw r10, r18 1812: 23 e0 ldi r18, 0x03 ; 3 1814: 30 e0 ldi r19, 0x00 ; 0 1816: 06 c0 rjmp .+12 ; 0x1824 1818: 80 e0 ldi r24, 0x00 ; 0 181a: 90 e0 ldi r25, 0x00 ; 0 181c: 9c 01 movw r18, r24 181e: 59 01 movw r10, r18 1820: 22 e0 ldi r18, 0x02 ; 2 1822: 30 e0 ldi r19, 0x00 ; 0 /* Trace the file path */ res = trace_path(&dirobj, fn, path, &dir); /* Trace the file path */ #if !_FS_READONLY /* Create or Open a File */ if (mode & (FA_CREATE_ALWAYS|FA_OPEN_ALWAYS|FA_CREATE_NEW)) { 1824: fb 8d ldd r31, Y+27 ; 0x1b 1826: 4f 2f mov r20, r31 1828: 50 e0 ldi r21, 0x00 ; 0 182a: ca 01 movw r24, r20 182c: 8c 71 andi r24, 0x1C ; 28 182e: 90 70 andi r25, 0x00 ; 0 1830: 89 2b or r24, r25 1832: 09 f4 brne .+2 ; 0x1836 1834: 41 c1 rjmp .+642 ; 0x1ab8 CLUST rs; DWORD dw; if (res != FR_OK) { /* No file, create new */ 1836: 21 15 cp r18, r1 1838: 31 05 cpc r19, r1 183a: 09 f4 brne .+2 ; 0x183e 183c: d6 c0 rjmp .+428 ; 0x19ea if (res != FR_NO_FILE) return res; 183e: 22 30 cpi r18, 0x02 ; 2 1840: 31 05 cpc r19, r1 1842: 09 f0 breq .+2 ; 0x1846 1844: 84 c1 rjmp .+776 ; 0x1b4e ) { CLUST clust; DWORD sector; BYTE c, n, *dptr; FATFS *fs = FatFs; 1846: 60 90 10 01 lds r6, 0x0110 184a: 70 90 11 01 lds r7, 0x0111 /* Re-initialize directory object */ clust = dirobj->sclust; 184e: 0b 89 ldd r16, Y+19 ; 0x13 1850: 1c 89 ldd r17, Y+20 ; 0x14 if (clust) { /* Dyanmic directory table */ 1852: 01 15 cp r16, r1 1854: 11 05 cpc r17, r1 1856: 51 f1 breq .+84 ; 0x18ac dirobj->clust = clust; 1858: 1e 8b std Y+22, r17 ; 0x16 185a: 0d 8b std Y+21, r16 ; 0x15 ) { FATFS *fs = FatFs; clust -= 2; 185c: b8 01 movw r22, r16 185e: 62 50 subi r22, 0x02 ; 2 1860: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ 1862: f3 01 movw r30, r6 1864: 86 89 ldd r24, Z+22 ; 0x16 1866: 97 89 ldd r25, Z+23 ; 0x17 1868: 02 97 sbiw r24, 0x02 ; 2 186a: 68 17 cp r22, r24 186c: 79 07 cpc r23, r25 186e: 28 f0 brcs .+10 ; 0x187a 1870: 20 e0 ldi r18, 0x00 ; 0 1872: 30 e0 ldi r19, 0x00 ; 0 1874: 40 e0 ldi r20, 0x00 ; 0 1876: 50 e0 ldi r21, 0x00 ; 0 1878: 14 c0 rjmp .+40 ; 0x18a2 return (DWORD)clust * fs->sects_clust + fs->database; 187a: 80 e0 ldi r24, 0x00 ; 0 187c: 90 e0 ldi r25, 0x00 ; 0 187e: f3 01 movw r30, r6 1880: 25 8d ldd r18, Z+29 ; 0x1d 1882: 30 e0 ldi r19, 0x00 ; 0 1884: 40 e0 ldi r20, 0x00 ; 0 1886: 50 e0 ldi r21, 0x00 ; 0 1888: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> 188c: 9b 01 movw r18, r22 188e: ac 01 movw r20, r24 1890: f3 01 movw r30, r6 1892: 80 89 ldd r24, Z+16 ; 0x10 1894: 91 89 ldd r25, Z+17 ; 0x11 1896: a2 89 ldd r26, Z+18 ; 0x12 1898: b3 89 ldd r27, Z+19 ; 0x13 189a: 28 0f add r18, r24 189c: 39 1f adc r19, r25 189e: 4a 1f adc r20, r26 18a0: 5b 1f adc r21, r27 /* Re-initialize directory object */ clust = dirobj->sclust; if (clust) { /* Dyanmic directory table */ dirobj->clust = clust; dirobj->sect = clust2sect(clust); 18a2: 2f 8b std Y+23, r18 ; 0x17 18a4: 38 8f std Y+24, r19 ; 0x18 18a6: 49 8f std Y+25, r20 ; 0x19 18a8: 5a 8f std Y+26, r21 ; 0x1a 18aa: 09 c0 rjmp .+18 ; 0x18be } else { /* Static directory table */ dirobj->sect = fs->dirbase; 18ac: f3 01 movw r30, r6 18ae: 84 85 ldd r24, Z+12 ; 0x0c 18b0: 95 85 ldd r25, Z+13 ; 0x0d 18b2: a6 85 ldd r26, Z+14 ; 0x0e 18b4: b7 85 ldd r27, Z+15 ; 0x0f 18b6: 8f 8b std Y+23, r24 ; 0x17 18b8: 98 8f std Y+24, r25 ; 0x18 18ba: a9 8f std Y+25, r26 ; 0x19 18bc: ba 8f std Y+26, r27 ; 0x1a } dirobj->index = 0; 18be: 18 8a std Y+16, r1 ; 0x10 18c0: 1f 86 std Y+15, r1 ; 0x0f dptr = &fs->win[(dirobj->index & 15) * 32]; /* Pointer to the directory entry */ c = dptr[DIR_Name]; if (c == 0 || c == 0xE5) { /* Found an empty entry! */ *dir = dptr; return FR_OK; } } while (next_dir_entry(dirobj)); /* Next directory pointer */ 18c2: bd e0 ldi r27, 0x0D ; 13 18c4: eb 2e mov r14, r27 18c6: f1 2c mov r15, r1 18c8: ec 0e add r14, r28 18ca: fd 1e adc r15, r29 dirobj->sect = fs->dirbase; } dirobj->index = 0; do { if (!move_window(dirobj->sect)) return FR_RW_ERROR; 18cc: 6f 89 ldd r22, Y+23 ; 0x17 18ce: 78 8d ldd r23, Y+24 ; 0x18 18d0: 89 8d ldd r24, Y+25 ; 0x19 18d2: 9a 8d ldd r25, Y+26 ; 0x1a 18d4: 0e 94 5a 03 call 0x6b4 ; 0x6b4 18d8: 88 23 and r24, r24 18da: 09 f4 brne .+2 ; 0x18de 18dc: 33 c1 rjmp .+614 ; 0x1b44 dptr = &fs->win[(dirobj->index & 15) * 32]; /* Pointer to the directory entry */ 18de: ef 85 ldd r30, Y+15 ; 0x0f 18e0: f8 89 ldd r31, Y+16 ; 0x10 18e2: ef 70 andi r30, 0x0F ; 15 18e4: f0 70 andi r31, 0x00 ; 0 18e6: a5 e0 ldi r26, 0x05 ; 5 18e8: ee 0f add r30, r30 18ea: ff 1f adc r31, r31 18ec: aa 95 dec r26 18ee: e1 f7 brne .-8 ; 0x18e8 18f0: b0 96 adiw r30, 0x20 ; 32 18f2: 53 01 movw r10, r6 18f4: ae 0e add r10, r30 18f6: bf 1e adc r11, r31 18f8: b0 97 sbiw r30, 0x20 ; 32 c = dptr[DIR_Name]; 18fa: e6 0d add r30, r6 18fc: f7 1d adc r31, r7 18fe: 80 a1 ldd r24, Z+32 ; 0x20 if (c == 0 || c == 0xE5) { /* Found an empty entry! */ 1900: 88 23 and r24, r24 1902: 09 f4 brne .+2 ; 0x1906 1904: 4c c1 rjmp .+664 ; 0x1b9e 1906: 85 3e cpi r24, 0xE5 ; 229 1908: 09 f4 brne .+2 ; 0x190c 190a: 49 c1 rjmp .+658 ; 0x1b9e *dir = dptr; return FR_OK; } } while (next_dir_entry(dirobj)); /* Next directory pointer */ 190c: c7 01 movw r24, r14 190e: 0e 94 2c 06 call 0xc58 ; 0xc58 1912: 88 23 and r24, r24 1914: d9 f6 brne .-74 ; 0x18cc /* Reached to end of the directory table */ /* Abort when static table or could not stretch dynamic table */ if (!clust || !(clust = create_chain(dirobj->clust))) return FR_DENIED; 1916: 01 15 cp r16, r1 1918: 11 05 cpc r17, r1 191a: 09 f4 brne .+2 ; 0x191e 191c: 10 c1 rjmp .+544 ; 0x1b3e 191e: 8d 89 ldd r24, Y+21 ; 0x15 1920: 9e 89 ldd r25, Y+22 ; 0x16 1922: 0e 94 d1 04 call 0x9a2 ; 0x9a2 1926: 8c 01 movw r16, r24 1928: 00 97 sbiw r24, 0x00 ; 0 192a: 09 f4 brne .+2 ; 0x192e 192c: 08 c1 rjmp .+528 ; 0x1b3e if (clust == 1 || !move_window(0)) return FR_RW_ERROR; 192e: 81 30 cpi r24, 0x01 ; 1 1930: 91 05 cpc r25, r1 1932: 09 f4 brne .+2 ; 0x1936 1934: 07 c1 rjmp .+526 ; 0x1b44 1936: 60 e0 ldi r22, 0x00 ; 0 1938: 70 e0 ldi r23, 0x00 ; 0 193a: 80 e0 ldi r24, 0x00 ; 0 193c: 90 e0 ldi r25, 0x00 ; 0 193e: 0e 94 5a 03 call 0x6b4 ; 0x6b4 1942: 88 23 and r24, r24 1944: 09 f4 brne .+2 ; 0x1948 1946: fe c0 rjmp .+508 ; 0x1b44 static DWORD clust2sect ( /* !=0: sector number, 0: failed - invalid cluster# */ CLUST clust /* Cluster# to be converted */ ) { FATFS *fs = FatFs; 1948: a0 90 10 01 lds r10, 0x0110 194c: b0 90 11 01 lds r11, 0x0111 clust -= 2; 1950: b8 01 movw r22, r16 1952: 62 50 subi r22, 0x02 ; 2 1954: 70 40 sbci r23, 0x00 ; 0 if (clust >= (fs->max_clust - 2)) return 0; /* Invalid cluster# */ 1956: f5 01 movw r30, r10 1958: 86 89 ldd r24, Z+22 ; 0x16 195a: 97 89 ldd r25, Z+23 ; 0x17 195c: 02 97 sbiw r24, 0x02 ; 2 195e: 68 17 cp r22, r24 1960: 79 07 cpc r23, r25 1962: 20 f0 brcs .+8 ; 0x196c 1964: cc 24 eor r12, r12 1966: dd 24 eor r13, r13 1968: 76 01 movw r14, r12 196a: 14 c0 rjmp .+40 ; 0x1994 return (DWORD)clust * fs->sects_clust + fs->database; 196c: 80 e0 ldi r24, 0x00 ; 0 196e: 90 e0 ldi r25, 0x00 ; 0 1970: f5 01 movw r30, r10 1972: 25 8d ldd r18, Z+29 ; 0x1d 1974: 30 e0 ldi r19, 0x00 ; 0 1976: 40 e0 ldi r20, 0x00 ; 0 1978: 50 e0 ldi r21, 0x00 ; 0 197a: 0e 94 86 14 call 0x290c ; 0x290c <__mulsi3> 197e: 6b 01 movw r12, r22 1980: 7c 01 movw r14, r24 1982: f5 01 movw r30, r10 1984: 80 89 ldd r24, Z+16 ; 0x10 1986: 91 89 ldd r25, Z+17 ; 0x11 1988: a2 89 ldd r26, Z+18 ; 0x12 198a: b3 89 ldd r27, Z+19 ; 0x13 198c: c8 0e add r12, r24 198e: d9 1e adc r13, r25 1990: ea 1e adc r14, r26 1992: fb 1e adc r15, r27 /* Abort when static table or could not stretch dynamic table */ if (!clust || !(clust = create_chain(dirobj->clust))) return FR_DENIED; if (clust == 1 || !move_window(0)) return FR_RW_ERROR; fs->winsect = sector = clust2sect(clust); /* Cleanup the expanded table */ 1994: f3 01 movw r30, r6 1996: c4 82 std Z+4, r12 ; 0x04 1998: d5 82 std Z+5, r13 ; 0x05 199a: e6 82 std Z+6, r14 ; 0x06 199c: f7 82 std Z+7, r15 ; 0x07 memset(fs->win, 0, 512); 199e: e0 e2 ldi r30, 0x20 ; 32 19a0: ae 2e mov r10, r30 19a2: b1 2c mov r11, r1 19a4: a6 0c add r10, r6 19a6: b7 1c adc r11, r7 19a8: 80 e0 ldi r24, 0x00 ; 0 19aa: 92 e0 ldi r25, 0x02 ; 2 19ac: f5 01 movw r30, r10 19ae: 9c 01 movw r18, r24 19b0: 11 92 st Z+, r1 19b2: 21 50 subi r18, 0x01 ; 1 19b4: 30 40 sbci r19, 0x00 ; 0 19b6: e1 f7 brne .-8 ; 0x19b0 for (n = fs->sects_clust; n; n--) { 19b8: f3 01 movw r30, r6 19ba: 15 8d ldd r17, Z+29 ; 0x1d 19bc: 10 c0 rjmp .+32 ; 0x19de if (disk_write(0, fs->win, sector, 1) != RES_OK) 19be: 01 e0 ldi r16, 0x01 ; 1 19c0: a7 01 movw r20, r14 19c2: 96 01 movw r18, r12 19c4: b5 01 movw r22, r10 19c6: 80 e0 ldi r24, 0x00 ; 0 19c8: 0e 94 fb 0f call 0x1ff6 ; 0x1ff6 19cc: 89 2b or r24, r25 19ce: 09 f0 breq .+2 ; 0x19d2 19d0: b9 c0 rjmp .+370 ; 0x1b44 return FR_RW_ERROR; sector++; 19d2: 08 94 sec 19d4: c1 1c adc r12, r1 19d6: d1 1c adc r13, r1 19d8: e1 1c adc r14, r1 19da: f1 1c adc r15, r1 if (!clust || !(clust = create_chain(dirobj->clust))) return FR_DENIED; if (clust == 1 || !move_window(0)) return FR_RW_ERROR; fs->winsect = sector = clust2sect(clust); /* Cleanup the expanded table */ memset(fs->win, 0, 512); for (n = fs->sects_clust; n; n--) { 19dc: 11 50 subi r17, 0x01 ; 1 19de: 11 23 and r17, r17 19e0: 71 f7 brne .-36 ; 0x19be if (disk_write(0, fs->win, sector, 1) != RES_OK) return FR_RW_ERROR; sector++; } fs->winflag = 1; 19e2: 81 e0 ldi r24, 0x01 ; 1 19e4: f3 01 movw r30, r6 19e6: 87 8f std Z+31, r24 ; 0x1f 19e8: da c0 rjmp .+436 ; 0x1b9e memset(dir, 0, 32); /* Initialize the new entry */ memcpy(&dir[DIR_Name], fn, 8+3); dir[DIR_NTres] = fn[11]; mode |= FA_CREATE_ALWAYS; } else { /* Any object is already existing */ if (mode & FA_CREATE_NEW) /* Cannot create new */ 19ea: f2 ff sbrs r31, 2 19ec: 03 c0 rjmp .+6 ; 0x19f4 19ee: 27 e0 ldi r18, 0x07 ; 7 19f0: 30 e0 ldi r19, 0x00 ; 0 19f2: ad c0 rjmp .+346 ; 0x1b4e return FR_EXIST; if (dir == NULL || (dir[DIR_Attr] & (AM_RDO|AM_DIR))) /* Cannot overwrite (R/O or DIR) */ 19f4: a1 14 cp r10, r1 19f6: b1 04 cpc r11, r1 19f8: 09 f4 brne .+2 ; 0x19fc 19fa: a1 c0 rjmp .+322 ; 0x1b3e 19fc: f5 01 movw r30, r10 19fe: 83 85 ldd r24, Z+11 ; 0x0b 1a00: 81 71 andi r24, 0x11 ; 17 1a02: 09 f0 breq .+2 ; 0x1a06 1a04: 9c c0 rjmp .+312 ; 0x1b3e return FR_DENIED; if (mode & FA_CREATE_ALWAYS) { /* Resize it to zero */ 1a06: 43 ff sbrs r20, 3 1a08: 42 c0 rjmp .+132 ; 0x1a8e #if _FAT32 rs = ((DWORD)LD_WORD(&dir[DIR_FstClusHI]) << 16) | LD_WORD(&dir[DIR_FstClusLO]); ST_WORD(&dir[DIR_FstClusHI], 0); #else rs = LD_WORD(&dir[DIR_FstClusLO]); 1a0a: c2 8c ldd r12, Z+26 ; 0x1a 1a0c: d3 8c ldd r13, Z+27 ; 0x1b #endif ST_WORD(&dir[DIR_FstClusLO], 0); /* cluster = 0 */ 1a0e: 13 8e std Z+27, r1 ; 0x1b 1a10: 12 8e std Z+26, r1 ; 0x1a ST_DWORD(&dir[DIR_FileSize], 0); /* size = 0 */ 1a12: 14 8e std Z+28, r1 ; 0x1c 1a14: 15 8e std Z+29, r1 ; 0x1d 1a16: 16 8e std Z+30, r1 ; 0x1e 1a18: 17 8e std Z+31, r1 ; 0x1f fs->winflag = 1; 1a1a: 81 e0 ldi r24, 0x01 ; 1 1a1c: f4 01 movw r30, r8 1a1e: 87 8f std Z+31, r24 ; 0x1f dw = fs->winsect; /* Remove the cluster chain */ 1a20: 24 80 ldd r2, Z+4 ; 0x04 1a22: 35 80 ldd r3, Z+5 ; 0x05 1a24: 46 80 ldd r4, Z+6 ; 0x06 1a26: 57 80 ldd r5, Z+7 ; 0x07 BOOL remove_chain ( /* TRUE: successful, FALSE: failed */ CLUST clust /* Cluster# to remove chain from */ ) { CLUST nxt; FATFS *fs = FatFs; 1a28: e0 90 10 01 lds r14, 0x0110 1a2c: f0 90 11 01 lds r15, 0x0111 1a30: 86 01 movw r16, r12 1a32: 1c c0 rjmp .+56 ; 0x1a6c while (clust >= 2 && clust < fs->max_clust) { nxt = get_cluster(clust); 1a34: c8 01 movw r24, r16 1a36: 0e 94 53 04 call 0x8a6 ; 0x8a6 1a3a: 3c 01 movw r6, r24 if (nxt == 1) return FALSE; 1a3c: 81 30 cpi r24, 0x01 ; 1 1a3e: 91 05 cpc r25, r1 1a40: 09 f4 brne .+2 ; 0x1a44 1a42: 80 c0 rjmp .+256 ; 0x1b44 if (!put_cluster(clust, 0)) return FALSE; 1a44: 60 e0 ldi r22, 0x00 ; 0 1a46: 70 e0 ldi r23, 0x00 ; 0 1a48: c8 01 movw r24, r16 1a4a: 0e 94 c4 03 call 0x788 ; 0x788 1a4e: 88 23 and r24, r24 1a50: 09 f4 brne .+2 ; 0x1a54 1a52: 78 c0 rjmp .+240 ; 0x1b44 if (fs->free_clust != (CLUST)0xFFFFFFFF) { 1a54: f7 01 movw r30, r14 1a56: 82 8d ldd r24, Z+26 ; 0x1a 1a58: 93 8d ldd r25, Z+27 ; 0x1b 1a5a: ff ef ldi r31, 0xFF ; 255 1a5c: 8f 3f cpi r24, 0xFF ; 255 1a5e: 9f 07 cpc r25, r31 1a60: 21 f0 breq .+8 ; 0x1a6a fs->free_clust++; 1a62: 01 96 adiw r24, 0x01 ; 1 1a64: f7 01 movw r30, r14 1a66: 93 8f std Z+27, r25 ; 0x1b 1a68: 82 8f std Z+26, r24 ; 0x1a 1a6a: 83 01 movw r16, r6 { CLUST nxt; FATFS *fs = FatFs; while (clust >= 2 && clust < fs->max_clust) { 1a6c: 02 30 cpi r16, 0x02 ; 2 1a6e: 11 05 cpc r17, r1 1a70: 08 f4 brcc .+2 ; 0x1a74 1a72: 72 c0 rjmp .+228 ; 0x1b58 1a74: f7 01 movw r30, r14 1a76: 86 89 ldd r24, Z+22 ; 0x16 1a78: 97 89 ldd r25, Z+23 ; 0x17 1a7a: 08 17 cp r16, r24 1a7c: 19 07 cpc r17, r25 1a7e: d0 f2 brcs .-76 ; 0x1a34 1a80: 6b c0 rjmp .+214 ; 0x1b58 ST_DWORD(&dir[DIR_FileSize], 0); /* size = 0 */ fs->winflag = 1; dw = fs->winsect; /* Remove the cluster chain */ if (!remove_chain(rs) || !move_window(dw)) return FR_RW_ERROR; fs->last_clust = rs - 1; /* Reuse the cluster hole */ 1a82: 08 94 sec 1a84: c1 08 sbc r12, r1 1a86: d1 08 sbc r13, r1 1a88: f4 01 movw r30, r8 1a8a: d1 8e std Z+25, r13 ; 0x19 1a8c: c0 8e std Z+24, r12 ; 0x18 } } if (mode & FA_CREATE_ALWAYS) { 1a8e: fb 8d ldd r31, Y+27 ; 0x1b 1a90: f3 ff sbrs r31, 3 1a92: 22 c0 rjmp .+68 ; 0x1ad8 dir[DIR_Attr] = AM_ARC; /* New attribute */ 1a94: 80 e2 ldi r24, 0x20 ; 32 1a96: f5 01 movw r30, r10 1a98: 83 87 std Z+11, r24 ; 0x0b dw = get_fattime(); 1a9a: 0e 94 b0 00 call 0x160 ; 0x160 ST_DWORD(&dir[DIR_WrtTime], dw); /* Updated time */ 1a9e: f5 01 movw r30, r10 1aa0: 66 8b std Z+22, r22 ; 0x16 1aa2: 77 8b std Z+23, r23 ; 0x17 1aa4: 80 8f std Z+24, r24 ; 0x18 1aa6: 91 8f std Z+25, r25 ; 0x19 ST_DWORD(&dir[DIR_CrtTime], dw); /* Created time */ 1aa8: 66 87 std Z+14, r22 ; 0x0e 1aaa: 77 87 std Z+15, r23 ; 0x0f 1aac: 80 8b std Z+16, r24 ; 0x10 1aae: 91 8b std Z+17, r25 ; 0x11 fs->winflag = 1; 1ab0: 81 e0 ldi r24, 0x01 ; 1 1ab2: f4 01 movw r30, r8 1ab4: 87 8f std Z+31, r24 ; 0x1f 1ab6: 10 c0 rjmp .+32 ; 0x1ad8 } } /* Open a File */ else { #endif /* !_FS_READONLY */ if (res != FR_OK) return res; /* Trace failed */ 1ab8: 21 15 cp r18, r1 1aba: 31 05 cpc r19, r1 1abc: 09 f0 breq .+2 ; 0x1ac0 1abe: 47 c0 rjmp .+142 ; 0x1b4e if (dir == NULL || (dir[DIR_Attr] & AM_DIR)) /* It is a directory */ 1ac0: a1 14 cp r10, r1 1ac2: b1 04 cpc r11, r1 1ac4: 09 f4 brne .+2 ; 0x1ac8 1ac6: 41 c0 rjmp .+130 ; 0x1b4a 1ac8: f5 01 movw r30, r10 1aca: 83 85 ldd r24, Z+11 ; 0x0b 1acc: 84 fd sbrc r24, 4 1ace: 3d c0 rjmp .+122 ; 0x1b4a return FR_NO_FILE; #if !_FS_READONLY if ((mode & FA_WRITE) && (dir[DIR_Attr] & AM_RDO)) /* R/O violation */ 1ad0: 41 ff sbrs r20, 1 1ad2: 02 c0 rjmp .+4 ; 0x1ad8 1ad4: 80 fd sbrc r24, 0 1ad6: 33 c0 rjmp .+102 ; 0x1b3e return FR_DENIED; } fp->dir_sect = fs->winsect; /* Pointer to the directory entry */ 1ad8: f4 01 movw r30, r8 1ada: 84 81 ldd r24, Z+4 ; 0x04 1adc: 95 81 ldd r25, Z+5 ; 0x05 1ade: a6 81 ldd r26, Z+6 ; 0x06 1ae0: b7 81 ldd r27, Z+7 ; 0x07 1ae2: ec 8d ldd r30, Y+28 ; 0x1c 1ae4: fd 8d ldd r31, Y+29 ; 0x1d 1ae6: 86 8b std Z+22, r24 ; 0x16 1ae8: 97 8b std Z+23, r25 ; 0x17 1aea: a0 8f std Z+24, r26 ; 0x18 1aec: b1 8f std Z+25, r27 ; 0x19 fp->dir_ptr = dir; 1aee: b3 8e std Z+27, r11 ; 0x1b 1af0: a2 8e std Z+26, r10 ; 0x1a #endif fp->flag = mode; /* File access mode */ 1af2: 2b 8d ldd r18, Y+27 ; 0x1b 1af4: 22 83 std Z+2, r18 ; 0x02 fp->org_clust = /* File start cluster */ 1af6: f5 01 movw r30, r10 1af8: 82 8d ldd r24, Z+26 ; 0x1a 1afa: 93 8d ldd r25, Z+27 ; 0x1b 1afc: ec 8d ldd r30, Y+28 ; 0x1c 1afe: fd 8d ldd r31, Y+29 ; 0x1d 1b00: 97 87 std Z+15, r25 ; 0x0f 1b02: 86 87 std Z+14, r24 ; 0x0e #if _FAT32 ((DWORD)LD_WORD(&dir[DIR_FstClusHI]) << 16) | #endif LD_WORD(&dir[DIR_FstClusLO]); fp->fsize = LD_DWORD(&dir[DIR_FileSize]); /* File size */ 1b04: f5 01 movw r30, r10 1b06: 84 8d ldd r24, Z+28 ; 0x1c 1b08: 95 8d ldd r25, Z+29 ; 0x1d 1b0a: a6 8d ldd r26, Z+30 ; 0x1e 1b0c: b7 8d ldd r27, Z+31 ; 0x1f 1b0e: ec 8d ldd r30, Y+28 ; 0x1c 1b10: fd 8d ldd r31, Y+29 ; 0x1d 1b12: 82 87 std Z+10, r24 ; 0x0a 1b14: 93 87 std Z+11, r25 ; 0x0b 1b16: a4 87 std Z+12, r26 ; 0x0c 1b18: b5 87 std Z+13, r27 ; 0x0d fp->fptr = 0; /* File ptr */ 1b1a: 16 82 std Z+6, r1 ; 0x06 1b1c: 17 82 std Z+7, r1 ; 0x07 1b1e: 10 86 std Z+8, r1 ; 0x08 1b20: 11 86 std Z+9, r1 ; 0x09 fp->sect_clust = 1; /* Sector counter */ 1b22: 81 e0 ldi r24, 0x01 ; 1 1b24: 83 83 std Z+3, r24 ; 0x03 fp->fs = fs; fp->id = fs->id; /* Owner file system object of the file */ 1b26: 95 82 std Z+5, r9 ; 0x05 1b28: 84 82 std Z+4, r8 ; 0x04 1b2a: f4 01 movw r30, r8 1b2c: 80 81 ld r24, Z 1b2e: 91 81 ldd r25, Z+1 ; 0x01 1b30: ec 8d ldd r30, Y+28 ; 0x1c 1b32: fd 8d ldd r31, Y+29 ; 0x1d 1b34: 91 83 std Z+1, r25 ; 0x01 1b36: 80 83 st Z, r24 1b38: 20 e0 ldi r18, 0x00 ; 0 1b3a: 30 e0 ldi r19, 0x00 ; 0 1b3c: 08 c0 rjmp .+16 ; 0x1b4e return FR_OK; 1b3e: 26 e0 ldi r18, 0x06 ; 6 1b40: 30 e0 ldi r19, 0x00 ; 0 1b42: 05 c0 rjmp .+10 ; 0x1b4e 1b44: 28 e0 ldi r18, 0x08 ; 8 1b46: 30 e0 ldi r19, 0x00 ; 0 1b48: 02 c0 rjmp .+4 ; 0x1b4e 1b4a: 22 e0 ldi r18, 0x02 ; 2 1b4c: 30 e0 ldi r19, 0x00 ; 0 } 1b4e: c9 01 movw r24, r18 1b50: 6d 96 adiw r28, 0x1d ; 29 1b52: e2 e1 ldi r30, 0x12 ; 18 1b54: 0c 94 e3 14 jmp 0x29c6 ; 0x29c6 <__epilogue_restores__> #endif ST_WORD(&dir[DIR_FstClusLO], 0); /* cluster = 0 */ ST_DWORD(&dir[DIR_FileSize], 0); /* size = 0 */ fs->winflag = 1; dw = fs->winsect; /* Remove the cluster chain */ if (!remove_chain(rs) || !move_window(dw)) 1b58: c2 01 movw r24, r4 1b5a: b1 01 movw r22, r2 1b5c: 0e 94 5a 03 call 0x6b4 ; 0x6b4 1b60: 88 23 and r24, r24 1b62: 09 f0 breq .+2 ; 0x1b66 1b64: 8e cf rjmp .-228 ; 0x1a82 1b66: ee cf rjmp .-36 ; 0x1b44 ) { CLUST clust; char ds; BYTE *dptr = NULL; FATFS *fs = FatFs; 1b68: c0 90 10 01 lds r12, 0x0110 1b6c: d0 90 11 01 lds r13, 0x0111 /* Initialize directory object */ clust = fs->dirbase; 1b70: f6 01 movw r30, r12 1b72: 84 85 ldd r24, Z+12 ; 0x0c 1b74: 95 85 ldd r25, Z+13 ; 0x0d dirobj->clust = dirobj->sclust = clust; dirobj->sect = clust2sect(clust); } else #endif { dirobj->clust = dirobj->sclust = 0; 1b76: 1c 8a std Y+20, r1 ; 0x14 1b78: 1b 8a std Y+19, r1 ; 0x13 1b7a: 1e 8a std Y+22, r1 ; 0x16 1b7c: 1d 8a std Y+21, r1 ; 0x15 dirobj->sect = clust; 1b7e: a0 e0 ldi r26, 0x00 ; 0 1b80: b0 e0 ldi r27, 0x00 ; 0 1b82: 8f 8b std Y+23, r24 ; 0x17 1b84: 98 8f std Y+24, r25 ; 0x18 1b86: a9 8f std Y+25, r26 ; 0x19 1b88: ba 8f std Y+26, r27 ; 0x1a } dirobj->index = 0; 1b8a: 18 8a std Y+16, r1 ; 0x10 1b8c: 1f 86 std Y+15, r1 ; 0x0f dirobj->fs = fs; 1b8e: da 8a std Y+18, r13 ; 0x12 1b90: c9 8a std Y+17, r12 ; 0x11 if (*path == '\0') { /* Null path means the root directory */ 1b92: f3 01 movw r30, r6 1b94: 80 81 ld r24, Z 1b96: 88 23 and r24, r24 1b98: 09 f0 breq .+2 ; 0x1b9c 1b9a: 4a cd rjmp .-1388 ; 0x1630 1b9c: 2a ce rjmp .-940 ; 0x17f2 DWORD dw; if (res != FR_OK) { /* No file, create new */ if (res != FR_NO_FILE) return res; res = reserve_direntry(&dirobj, &dir); if (res != FR_OK) return res; memset(dir, 0, 32); /* Initialize the new entry */ 1b9e: 80 e2 ldi r24, 0x20 ; 32 1ba0: f5 01 movw r30, r10 1ba2: 11 92 st Z+, r1 1ba4: 8a 95 dec r24 1ba6: e9 f7 brne .-6 ; 0x1ba2 memcpy(&dir[DIR_Name], fn, 8+3); 1ba8: d5 01 movw r26, r10 1baa: fe 01 movw r30, r28 1bac: 31 96 adiw r30, 0x01 ; 1 1bae: 8b e0 ldi r24, 0x0B ; 11 1bb0: 01 90 ld r0, Z+ 1bb2: 0d 92 st X+, r0 1bb4: 81 50 subi r24, 0x01 ; 1 1bb6: e1 f7 brne .-8 ; 0x1bb0 dir[DIR_NTres] = fn[11]; 1bb8: 8c 85 ldd r24, Y+12 ; 0x0c 1bba: f5 01 movw r30, r10 1bbc: 84 87 std Z+12, r24 ; 0x0c mode |= FA_CREATE_ALWAYS; 1bbe: fb 8d ldd r31, Y+27 ; 0x1b 1bc0: f8 60 ori r31, 0x08 ; 8 1bc2: fb 8f std Y+27, r31 ; 0x1b 1bc4: 64 cf rjmp .-312 ; 0x1a8e 00001bc6 : static BOOL rcvr_datablock ( BYTE *buff, /* Data buffer to store received data */ UINT btr /* Byte count (must be even number) */ ) { 1bc6: fc 01 movw r30, r24 BYTE token; Timer1 = 10; 1bc8: 8a e0 ldi r24, 0x0A ; 10 1bca: 80 93 15 01 sts 0x0115, r24 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1bce: 9f ef ldi r25, 0xFF ; 255 1bd0: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1bd2: 0d b4 in r0, 0x2d ; 45 1bd4: 07 fe sbrs r0, 7 1bd6: fd cf rjmp .-6 ; 0x1bd2 return SPDR; 1bd8: 8e b5 in r24, 0x2e ; 46 Timer1 = 10; do { /* Wait for data packet in timeout of 100ms */ token = rcvr_spi(); } while ((token == 0xFF) && Timer1); 1bda: 8f 3f cpi r24, 0xFF ; 255 1bdc: 29 f4 brne .+10 ; 0x1be8 1bde: 80 91 15 01 lds r24, 0x0115 1be2: 88 23 and r24, r24 1be4: a9 f7 brne .-22 ; 0x1bd0 1be6: 22 c0 rjmp .+68 ; 0x1c2c if(token != 0xFE) return FALSE; /* If not valid data token, retutn with error */ 1be8: 8e 3f cpi r24, 0xFE ; 254 1bea: 01 f5 brne .+64 ; 0x1c2c do { /* Receive the data block into buffer */ rcvr_spi_m(buff++); 1bec: 9f ef ldi r25, 0xFF ; 255 1bee: 9e bd out 0x2e, r25 ; 46 1bf0: 0d b4 in r0, 0x2d ; 45 1bf2: 07 fe sbrs r0, 7 1bf4: fd cf rjmp .-6 ; 0x1bf0 1bf6: 8e b5 in r24, 0x2e ; 46 1bf8: 80 83 st Z, r24 rcvr_spi_m(buff++); 1bfa: 9e bd out 0x2e, r25 ; 46 1bfc: 0d b4 in r0, 0x2d ; 45 1bfe: 07 fe sbrs r0, 7 1c00: fd cf rjmp .-6 ; 0x1bfc 1c02: 8e b5 in r24, 0x2e ; 46 1c04: 81 83 std Z+1, r24 ; 0x01 } while (btr -= 2); 1c06: 62 50 subi r22, 0x02 ; 2 1c08: 70 40 sbci r23, 0x00 ; 0 1c0a: 11 f0 breq .+4 ; 0x1c10 static BOOL rcvr_datablock ( BYTE *buff, /* Data buffer to store received data */ UINT btr /* Byte count (must be even number) */ ) { 1c0c: 32 96 adiw r30, 0x02 ; 2 1c0e: ef cf rjmp .-34 ; 0x1bee /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1c10: 8f ef ldi r24, 0xFF ; 255 1c12: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1c14: 0d b4 in r0, 0x2d ; 45 1c16: 07 fe sbrs r0, 7 1c18: fd cf rjmp .-6 ; 0x1c14 return SPDR; 1c1a: 8e b5 in r24, 0x2e ; 46 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1c1c: 8f ef ldi r24, 0xFF ; 255 1c1e: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1c20: 0d b4 in r0, 0x2d ; 45 1c22: 07 fe sbrs r0, 7 1c24: fd cf rjmp .-6 ; 0x1c20 return SPDR; 1c26: 8e b5 in r24, 0x2e ; 46 1c28: 81 e0 ldi r24, 0x01 ; 1 1c2a: 08 95 ret rcvr_spi_m(buff++); } while (btr -= 2); rcvr_spi(); /* Discard CRC */ rcvr_spi(); return TRUE; /* Return with success */ 1c2c: 80 e0 ldi r24, 0x00 ; 0 } 1c2e: 08 95 ret 00001c30 : static BOOL xmit_datablock ( const BYTE *buff, /* 512 byte data block to be transmitted */ BYTE token /* Data/Stop token */ ) { 1c30: fc 01 movw r30, r24 BYTE wait_ready (void) { BYTE res; Timer2 = 50; /* Wait for ready in timeout of 500ms */ 1c32: 82 e3 ldi r24, 0x32 ; 50 1c34: 80 93 16 01 sts 0x0116, r24 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1c38: 8f ef ldi r24, 0xFF ; 255 1c3a: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1c3c: 0d b4 in r0, 0x2d ; 45 1c3e: 07 fe sbrs r0, 7 1c40: fd cf rjmp .-6 ; 0x1c3c return SPDR; 1c42: 8e b5 in r24, 0x2e ; 46 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1c44: 9f ef ldi r25, 0xFF ; 255 1c46: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1c48: 0d b4 in r0, 0x2d ; 45 1c4a: 07 fe sbrs r0, 7 1c4c: fd cf rjmp .-6 ; 0x1c48 return SPDR; 1c4e: 8e b5 in r24, 0x2e ; 46 Timer2 = 50; /* Wait for ready in timeout of 500ms */ rcvr_spi(); do res = rcvr_spi(); while ((res != 0xFF) && Timer2); 1c50: 8f 3f cpi r24, 0xFF ; 255 1c52: 31 f0 breq .+12 ; 0x1c60 1c54: 80 91 16 01 lds r24, 0x0116 1c58: 88 23 and r24, r24 1c5a: a9 f7 brne .-22 ; 0x1c46 1c5c: 90 e0 ldi r25, 0x00 ; 0 1c5e: 2e c0 rjmp .+92 ; 0x1cbc BYTE resp, wc; if (wait_ready() != 0xFF) return FALSE; xmit_spi(token); /* Xmit data token */ 1c60: 6e bd out 0x2e, r22 ; 46 1c62: 0d b4 in r0, 0x2d ; 45 1c64: 07 fe sbrs r0, 7 1c66: fd cf rjmp .-6 ; 0x1c62 if (token != 0xFD) { /* Is data token */ 1c68: 6d 3f cpi r22, 0xFD ; 253 1c6a: 11 f4 brne .+4 ; 0x1c70 1c6c: 91 e0 ldi r25, 0x01 ; 1 1c6e: 26 c0 rjmp .+76 ; 0x1cbc 1c70: 90 e0 ldi r25, 0x00 ; 0 wc = 0; do { /* Xmit the 512 byte data block to MMC */ xmit_spi(*buff++); 1c72: 80 81 ld r24, Z 1c74: 8e bd out 0x2e, r24 ; 46 1c76: 0d b4 in r0, 0x2d ; 45 1c78: 07 fe sbrs r0, 7 1c7a: fd cf rjmp .-6 ; 0x1c76 xmit_spi(*buff++); 1c7c: 81 81 ldd r24, Z+1 ; 0x01 1c7e: 8e bd out 0x2e, r24 ; 46 1c80: 0d b4 in r0, 0x2d ; 45 1c82: 07 fe sbrs r0, 7 1c84: fd cf rjmp .-6 ; 0x1c80 } while (--wc); 1c86: 91 50 subi r25, 0x01 ; 1 1c88: 11 f0 breq .+4 ; 0x1c8e static BOOL xmit_datablock ( const BYTE *buff, /* 512 byte data block to be transmitted */ BYTE token /* Data/Stop token */ ) { 1c8a: 32 96 adiw r30, 0x02 ; 2 1c8c: f2 cf rjmp .-28 ; 0x1c72 wc = 0; do { /* Xmit the 512 byte data block to MMC */ xmit_spi(*buff++); xmit_spi(*buff++); } while (--wc); xmit_spi(0xFF); /* CRC (Dummy) */ 1c8e: 8f ef ldi r24, 0xFF ; 255 1c90: 8e bd out 0x2e, r24 ; 46 1c92: 0d b4 in r0, 0x2d ; 45 1c94: 07 fe sbrs r0, 7 1c96: fd cf rjmp .-6 ; 0x1c92 xmit_spi(0xFF); 1c98: 8f ef ldi r24, 0xFF ; 255 1c9a: 8e bd out 0x2e, r24 ; 46 1c9c: 0d b4 in r0, 0x2d ; 45 1c9e: 07 fe sbrs r0, 7 1ca0: fd cf rjmp .-6 ; 0x1c9c /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1ca2: 8f ef ldi r24, 0xFF ; 255 1ca4: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1ca6: 0d b4 in r0, 0x2d ; 45 1ca8: 07 fe sbrs r0, 7 1caa: fd cf rjmp .-6 ; 0x1ca6 return SPDR; 1cac: 8e b5 in r24, 0x2e ; 46 1cae: 90 e0 ldi r25, 0x00 ; 0 1cb0: 8f 71 andi r24, 0x1F ; 31 1cb2: 85 30 cpi r24, 0x05 ; 5 1cb4: 09 f0 breq .+2 ; 0x1cb8 1cb6: 91 e0 ldi r25, 0x01 ; 1 1cb8: 81 e0 ldi r24, 0x01 ; 1 1cba: 98 27 eor r25, r24 if ((resp & 0x1F) != 0x05) /* If not accepted, return with error */ return FALSE; } return TRUE; } 1cbc: 89 2f mov r24, r25 1cbe: 08 95 ret 00001cc0 : static BYTE send_cmd ( BYTE cmd, /* Command byte */ DWORD arg /* Argument */ ) { 1cc0: 28 2f mov r18, r24 BYTE wait_ready (void) { BYTE res; Timer2 = 50; /* Wait for ready in timeout of 500ms */ 1cc2: 82 e3 ldi r24, 0x32 ; 50 1cc4: 80 93 16 01 sts 0x0116, r24 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1cc8: 8f ef ldi r24, 0xFF ; 255 1cca: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1ccc: 0d b4 in r0, 0x2d ; 45 1cce: 07 fe sbrs r0, 7 1cd0: fd cf rjmp .-6 ; 0x1ccc return SPDR; 1cd2: 8e b5 in r24, 0x2e ; 46 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1cd4: 9f ef ldi r25, 0xFF ; 255 1cd6: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1cd8: 0d b4 in r0, 0x2d ; 45 1cda: 07 fe sbrs r0, 7 1cdc: fd cf rjmp .-6 ; 0x1cd8 return SPDR; 1cde: 8e b5 in r24, 0x2e ; 46 Timer2 = 50; /* Wait for ready in timeout of 500ms */ rcvr_spi(); do res = rcvr_spi(); while ((res != 0xFF) && Timer2); 1ce0: 8f 3f cpi r24, 0xFF ; 255 1ce2: 31 f0 breq .+12 ; 0x1cf0 1ce4: 80 91 16 01 lds r24, 0x0116 1ce8: 88 23 and r24, r24 1cea: a9 f7 brne .-22 ; 0x1cd6 1cec: 8f ef ldi r24, 0xFF ; 255 1cee: 08 95 ret if (wait_ready() != 0xFF) return 0xFF; /* Send command packet */ xmit_spi(cmd); /* Command */ 1cf0: 2e bd out 0x2e, r18 ; 46 1cf2: 0d b4 in r0, 0x2d ; 45 1cf4: 07 fe sbrs r0, 7 1cf6: fd cf rjmp .-6 ; 0x1cf2 xmit_spi((BYTE)(arg >> 24)); /* Argument[31..24] */ 1cf8: 87 2f mov r24, r23 1cfa: 99 27 eor r25, r25 1cfc: aa 27 eor r26, r26 1cfe: bb 27 eor r27, r27 1d00: 8e bd out 0x2e, r24 ; 46 1d02: 0d b4 in r0, 0x2d ; 45 1d04: 07 fe sbrs r0, 7 1d06: fd cf rjmp .-6 ; 0x1d02 xmit_spi((BYTE)(arg >> 16)); /* Argument[23..16] */ 1d08: cb 01 movw r24, r22 1d0a: aa 27 eor r26, r26 1d0c: bb 27 eor r27, r27 1d0e: 8e bd out 0x2e, r24 ; 46 1d10: 0d b4 in r0, 0x2d ; 45 1d12: 07 fe sbrs r0, 7 1d14: fd cf rjmp .-6 ; 0x1d10 xmit_spi((BYTE)(arg >> 8)); /* Argument[15..8] */ 1d16: bb 27 eor r27, r27 1d18: a7 2f mov r26, r23 1d1a: 96 2f mov r25, r22 1d1c: 85 2f mov r24, r21 1d1e: 8e bd out 0x2e, r24 ; 46 1d20: 0d b4 in r0, 0x2d ; 45 1d22: 07 fe sbrs r0, 7 1d24: fd cf rjmp .-6 ; 0x1d20 xmit_spi((BYTE)arg); /* Argument[7..0] */ 1d26: 4e bd out 0x2e, r20 ; 46 1d28: 0d b4 in r0, 0x2d ; 45 1d2a: 07 fe sbrs r0, 7 1d2c: fd cf rjmp .-6 ; 0x1d28 n = 0; if (cmd == CMD0) n = 0x95; /* CRC for CMD0(0) */ 1d2e: 20 34 cpi r18, 0x40 ; 64 1d30: 11 f4 brne .+4 ; 0x1d36 1d32: 85 e9 ldi r24, 0x95 ; 149 1d34: 05 c0 rjmp .+10 ; 0x1d40 if (cmd == CMD8) n = 0x87; /* CRC for CMD8(0x1AA) */ 1d36: 28 34 cpi r18, 0x48 ; 72 1d38: 11 f4 brne .+4 ; 0x1d3e 1d3a: 87 e8 ldi r24, 0x87 ; 135 1d3c: 01 c0 rjmp .+2 ; 0x1d40 1d3e: 80 e0 ldi r24, 0x00 ; 0 xmit_spi(n); 1d40: 8e bd out 0x2e, r24 ; 46 1d42: 0d b4 in r0, 0x2d ; 45 1d44: 07 fe sbrs r0, 7 1d46: fd cf rjmp .-6 ; 0x1d42 /* Receive command response */ if (cmd == CMD12) rcvr_spi(); /* Skip a stuff byte when stop reading */ 1d48: 2c 34 cpi r18, 0x4C ; 76 1d4a: 31 f4 brne .+12 ; 0x1d58 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1d4c: 8f ef ldi r24, 0xFF ; 255 1d4e: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1d50: 0d b4 in r0, 0x2d ; 45 1d52: 07 fe sbrs r0, 7 1d54: fd cf rjmp .-6 ; 0x1d50 return SPDR; 1d56: 8e b5 in r24, 0x2e ; 46 1d58: 9a e0 ldi r25, 0x0A ; 10 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1d5a: 2f ef ldi r18, 0xFF ; 255 1d5c: 2e bd out 0x2e, r18 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1d5e: 0d b4 in r0, 0x2d ; 45 1d60: 07 fe sbrs r0, 7 1d62: fd cf rjmp .-6 ; 0x1d5e return SPDR; 1d64: 8e b5 in r24, 0x2e ; 46 /* Receive command response */ if (cmd == CMD12) rcvr_spi(); /* Skip a stuff byte when stop reading */ n = 10; /* Wait for a valid response in timeout of 10 attempts */ do res = rcvr_spi(); while ((res & 0x80) && --n); 1d66: 87 ff sbrs r24, 7 1d68: 02 c0 rjmp .+4 ; 0x1d6e 1d6a: 91 50 subi r25, 0x01 ; 1 1d6c: b9 f7 brne .-18 ; 0x1d5c return res; /* Return with the response value */ } 1d6e: 08 95 ret 00001d70 : /*-----------------------------------------------------------------------*/ DSTATUS disk_initialize ( BYTE drv /* Physical drive nmuber (0) */ ) { 1d70: a4 e0 ldi r26, 0x04 ; 4 1d72: b0 e0 ldi r27, 0x00 ; 0 1d74: ee eb ldi r30, 0xBE ; 190 1d76: fe e0 ldi r31, 0x0E ; 14 1d78: 0c 94 d3 14 jmp 0x29a6 ; 0x29a6 <__prologue_saves__+0x18> BYTE n, ty, ocr[4]; if (drv) return STA_NOINIT; /* Supports only single drive */ 1d7c: 88 23 and r24, r24 1d7e: 11 f0 breq .+4 ; 0x1d84 1d80: 81 e0 ldi r24, 0x01 ; 1 1d82: cf c0 rjmp .+414 ; 0x1f22 if (Stat & STA_NODISK) return Stat; /* No card in the socket */ 1d84: 80 91 0b 01 lds r24, 0x010B 1d88: 81 fd sbrc r24, 1 1d8a: c9 c0 rjmp .+402 ; 0x1f1e 1d8c: 8a e0 ldi r24, 0x0A ; 10 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1d8e: 9f ef ldi r25, 0xFF ; 255 1d90: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1d92: 0d b4 in r0, 0x2d ; 45 1d94: 07 fe sbrs r0, 7 1d96: fd cf rjmp .-6 ; 0x1d92 return SPDR; 1d98: 2e b5 in r18, 0x2e ; 46 if (drv) return STA_NOINIT; /* Supports only single drive */ if (Stat & STA_NODISK) return Stat; /* No card in the socket */ for (n = 10; n; n--) rcvr_spi(); /* 80 dummy clocks */ 1d9a: 81 50 subi r24, 0x01 ; 1 1d9c: c9 f7 brne .-14 ; 0x1d90 SELECT(); /* CS = L */ 1d9e: 2a 98 cbi 0x05, 2 ; 5 ty = 0; if (send_cmd(CMD0, 0) == 1) { /* Enter Idle state */ 1da0: 40 e0 ldi r20, 0x00 ; 0 1da2: 50 e0 ldi r21, 0x00 ; 0 1da4: 60 e0 ldi r22, 0x00 ; 0 1da6: 70 e0 ldi r23, 0x00 ; 0 1da8: 80 e4 ldi r24, 0x40 ; 64 1daa: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1dae: 81 30 cpi r24, 0x01 ; 1 1db0: 09 f0 breq .+2 ; 0x1db4 1db2: a0 c0 rjmp .+320 ; 0x1ef4 Timer1 = 100; /* Initialization timeout of 1000 msec */ 1db4: 84 e6 ldi r24, 0x64 ; 100 1db6: 80 93 15 01 sts 0x0115, r24 if (send_cmd(CMD8, 0x1AA) == 1) { /* SDC Ver2+ */ 1dba: 4a ea ldi r20, 0xAA ; 170 1dbc: 51 e0 ldi r21, 0x01 ; 1 1dbe: 60 e0 ldi r22, 0x00 ; 0 1dc0: 70 e0 ldi r23, 0x00 ; 0 1dc2: 88 e4 ldi r24, 0x48 ; 72 1dc4: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1dc8: 81 30 cpi r24, 0x01 ; 1 1dca: 09 f0 breq .+2 ; 0x1dce 1dcc: 54 c0 rjmp .+168 ; 0x1e76 1dce: 7e 01 movw r14, r28 1dd0: 08 94 sec 1dd2: e1 1c adc r14, r1 1dd4: f1 1c adc r15, r1 1dd6: 87 01 movw r16, r14 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1dd8: 9f ef ldi r25, 0xFF ; 255 SELECT(); /* CS = L */ ty = 0; if (send_cmd(CMD0, 0) == 1) { /* Enter Idle state */ Timer1 = 100; /* Initialization timeout of 1000 msec */ if (send_cmd(CMD8, 0x1AA) == 1) { /* SDC Ver2+ */ for (n = 0; n < 4; n++) ocr[n] = rcvr_spi(); 1dda: 9e 01 movw r18, r28 1ddc: 2b 5f subi r18, 0xFB ; 251 1dde: 3f 4f sbci r19, 0xFF ; 255 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1de0: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1de2: 0d b4 in r0, 0x2d ; 45 1de4: 07 fe sbrs r0, 7 1de6: fd cf rjmp .-6 ; 0x1de2 return SPDR; 1de8: 8e b5 in r24, 0x2e ; 46 SELECT(); /* CS = L */ ty = 0; if (send_cmd(CMD0, 0) == 1) { /* Enter Idle state */ Timer1 = 100; /* Initialization timeout of 1000 msec */ if (send_cmd(CMD8, 0x1AA) == 1) { /* SDC Ver2+ */ for (n = 0; n < 4; n++) ocr[n] = rcvr_spi(); 1dea: f8 01 movw r30, r16 1dec: 81 93 st Z+, r24 1dee: 8f 01 movw r16, r30 1df0: e2 17 cp r30, r18 1df2: f3 07 cpc r31, r19 1df4: a9 f7 brne .-22 ; 0x1de0 if (ocr[2] == 0x01 && ocr[3] == 0xAA) { /* The card can work at vdd range of 2.7-3.6V */ 1df6: 8b 81 ldd r24, Y+3 ; 0x03 1df8: 81 30 cpi r24, 0x01 ; 1 1dfa: 09 f0 breq .+2 ; 0x1dfe 1dfc: 7b c0 rjmp .+246 ; 0x1ef4 1dfe: 8c 81 ldd r24, Y+4 ; 0x04 1e00: 8a 3a cpi r24, 0xAA ; 170 1e02: 09 f0 breq .+2 ; 0x1e06 1e04: 77 c0 rjmp .+238 ; 0x1ef4 do { if (send_cmd(CMD55, 0) <= 1 && send_cmd(CMD41, 1UL << 30) == 0) break; /* ACMD41 with HCS bit */ 1e06: 40 e0 ldi r20, 0x00 ; 0 1e08: 50 e0 ldi r21, 0x00 ; 0 1e0a: 60 e0 ldi r22, 0x00 ; 0 1e0c: 70 e0 ldi r23, 0x00 ; 0 1e0e: 87 e7 ldi r24, 0x77 ; 119 1e10: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1e14: 82 30 cpi r24, 0x02 ; 2 1e16: 48 f4 brcc .+18 ; 0x1e2a 1e18: 40 e0 ldi r20, 0x00 ; 0 1e1a: 50 e0 ldi r21, 0x00 ; 0 1e1c: 60 e0 ldi r22, 0x00 ; 0 1e1e: 70 e4 ldi r23, 0x40 ; 64 1e20: 89 e6 ldi r24, 0x69 ; 105 1e22: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1e26: 88 23 and r24, r24 1e28: 21 f0 breq .+8 ; 0x1e32 } while (Timer1); 1e2a: 80 91 15 01 lds r24, 0x0115 1e2e: 88 23 and r24, r24 1e30: 51 f7 brne .-44 ; 0x1e06 if (Timer1 && send_cmd(CMD58, 0) == 0) { /* Check CCS bit */ 1e32: 80 91 15 01 lds r24, 0x0115 1e36: 88 23 and r24, r24 1e38: 09 f4 brne .+2 ; 0x1e3c 1e3a: 5c c0 rjmp .+184 ; 0x1ef4 1e3c: 40 e0 ldi r20, 0x00 ; 0 1e3e: 50 e0 ldi r21, 0x00 ; 0 1e40: 60 e0 ldi r22, 0x00 ; 0 1e42: 70 e0 ldi r23, 0x00 ; 0 1e44: 8a e7 ldi r24, 0x7A ; 122 1e46: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1e4a: 88 23 and r24, r24 1e4c: 09 f0 breq .+2 ; 0x1e50 1e4e: 52 c0 rjmp .+164 ; 0x1ef4 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1e50: 9f ef ldi r25, 0xFF ; 255 1e52: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1e54: 0d b4 in r0, 0x2d ; 45 1e56: 07 fe sbrs r0, 7 1e58: fd cf rjmp .-6 ; 0x1e54 return SPDR; 1e5a: 8e b5 in r24, 0x2e ; 46 if (ocr[2] == 0x01 && ocr[3] == 0xAA) { /* The card can work at vdd range of 2.7-3.6V */ do { if (send_cmd(CMD55, 0) <= 1 && send_cmd(CMD41, 1UL << 30) == 0) break; /* ACMD41 with HCS bit */ } while (Timer1); if (Timer1 && send_cmd(CMD58, 0) == 0) { /* Check CCS bit */ for (n = 0; n < 4; n++) ocr[n] = rcvr_spi(); 1e5c: f7 01 movw r30, r14 1e5e: 81 93 st Z+, r24 1e60: 7f 01 movw r14, r30 1e62: e0 17 cp r30, r16 1e64: f1 07 cpc r31, r17 1e66: a9 f7 brne .-22 ; 0x1e52 ty = (ocr[0] & 0x40) ? 6 : 2; 1e68: 89 81 ldd r24, Y+1 ; 0x01 1e6a: 86 fd sbrc r24, 6 1e6c: 02 c0 rjmp .+4 ; 0x1e72 1e6e: 12 e0 ldi r17, 0x02 ; 2 1e70: 42 c0 rjmp .+132 ; 0x1ef6 1e72: 16 e0 ldi r17, 0x06 ; 6 1e74: 40 c0 rjmp .+128 ; 0x1ef6 } } } else { /* SDC Ver1 or MMC */ ty = (send_cmd(CMD55, 0) <= 1 && send_cmd(CMD41, 0) <= 1) ? 2 : 1; /* SDC : MMC */ 1e76: 40 e0 ldi r20, 0x00 ; 0 1e78: 50 e0 ldi r21, 0x00 ; 0 1e7a: 60 e0 ldi r22, 0x00 ; 0 1e7c: 70 e0 ldi r23, 0x00 ; 0 1e7e: 87 e7 ldi r24, 0x77 ; 119 1e80: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1e84: 82 30 cpi r24, 0x02 ; 2 1e86: 58 f4 brcc .+22 ; 0x1e9e 1e88: 40 e0 ldi r20, 0x00 ; 0 1e8a: 50 e0 ldi r21, 0x00 ; 0 1e8c: 60 e0 ldi r22, 0x00 ; 0 1e8e: 70 e0 ldi r23, 0x00 ; 0 1e90: 89 e6 ldi r24, 0x69 ; 105 1e92: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1e96: 82 30 cpi r24, 0x02 ; 2 1e98: 10 f4 brcc .+4 ; 0x1e9e 1e9a: 12 e0 ldi r17, 0x02 ; 2 1e9c: 01 c0 rjmp .+2 ; 0x1ea0 1e9e: 11 e0 ldi r17, 0x01 ; 1 do { if (ty == 2) { 1ea0: 12 30 cpi r17, 0x02 ; 2 1ea2: 79 f4 brne .+30 ; 0x1ec2 if (send_cmd(CMD55, 0) <= 1 && send_cmd(CMD41, 0) == 0) break; /* ACMD41 */ 1ea4: 40 e0 ldi r20, 0x00 ; 0 1ea6: 50 e0 ldi r21, 0x00 ; 0 1ea8: 60 e0 ldi r22, 0x00 ; 0 1eaa: 70 e0 ldi r23, 0x00 ; 0 1eac: 87 e7 ldi r24, 0x77 ; 119 1eae: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1eb2: 82 30 cpi r24, 0x02 ; 2 1eb4: 78 f4 brcc .+30 ; 0x1ed4 1eb6: 40 e0 ldi r20, 0x00 ; 0 1eb8: 50 e0 ldi r21, 0x00 ; 0 1eba: 60 e0 ldi r22, 0x00 ; 0 1ebc: 70 e0 ldi r23, 0x00 ; 0 1ebe: 89 e6 ldi r24, 0x69 ; 105 1ec0: 05 c0 rjmp .+10 ; 0x1ecc } else { if (send_cmd(CMD1, 0) == 0) break; /* CMD1 */ 1ec2: 40 e0 ldi r20, 0x00 ; 0 1ec4: 50 e0 ldi r21, 0x00 ; 0 1ec6: 60 e0 ldi r22, 0x00 ; 0 1ec8: 70 e0 ldi r23, 0x00 ; 0 1eca: 81 e4 ldi r24, 0x41 ; 65 1ecc: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1ed0: 88 23 and r24, r24 1ed2: 21 f0 breq .+8 ; 0x1edc } } while (Timer1); 1ed4: 80 91 15 01 lds r24, 0x0115 1ed8: 88 23 and r24, r24 1eda: 11 f7 brne .-60 ; 0x1ea0 if (!Timer1 || send_cmd(CMD16, 512) != 0) /* Select R/W block length */ 1edc: 80 91 15 01 lds r24, 0x0115 1ee0: 88 23 and r24, r24 1ee2: 41 f0 breq .+16 ; 0x1ef4 1ee4: 40 e0 ldi r20, 0x00 ; 0 1ee6: 52 e0 ldi r21, 0x02 ; 2 1ee8: 60 e0 ldi r22, 0x00 ; 0 1eea: 70 e0 ldi r23, 0x00 ; 0 1eec: 80 e5 ldi r24, 0x50 ; 80 1eee: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1ef2: 81 11 cpse r24, r1 1ef4: 10 e0 ldi r17, 0x00 ; 0 ty = 0; } } CardType = ty; 1ef6: 10 93 17 01 sts 0x0117, r17 DESELECT(); /* CS = H */ 1efa: 2a 9a sbi 0x05, 2 ; 5 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1efc: 8f ef ldi r24, 0xFF ; 255 1efe: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1f00: 0d b4 in r0, 0x2d ; 45 1f02: 07 fe sbrs r0, 7 1f04: fd cf rjmp .-6 ; 0x1f00 return SPDR; 1f06: 8e b5 in r24, 0x2e ; 46 } CardType = ty; DESELECT(); /* CS = H */ rcvr_spi(); /* Idle (Release DO) */ if (ty) { /* Initialization succeded */ 1f08: 11 23 and r17, r17 1f0a: 21 f0 breq .+8 ; 0x1f14 Stat &= ~STA_NOINIT; /* Clear STA_NOINIT */ 1f0c: 80 91 0b 01 lds r24, 0x010B 1f10: 8e 7f andi r24, 0xFE ; 254 1f12: 03 c0 rjmp .+6 ; 0x1f1a } else { /* Initialization failed */ Stat |= STA_NOINIT; /* Set STA_NOINIT */ 1f14: 80 91 0b 01 lds r24, 0x010B 1f18: 81 60 ori r24, 0x01 ; 1 1f1a: 80 93 0b 01 sts 0x010B, r24 } return Stat; 1f1e: 80 91 0b 01 lds r24, 0x010B } 1f22: 24 96 adiw r28, 0x04 ; 4 1f24: e6 e0 ldi r30, 0x06 ; 6 1f26: 0c 94 ef 14 jmp 0x29de ; 0x29de <__epilogue_restores__+0x18> 00001f2a : /*-----------------------------------------------------------------------*/ DSTATUS disk_status ( BYTE drv /* Physical drive nmuber (0) */ ) { 1f2a: 88 23 and r24, r24 1f2c: 11 f0 breq .+4 ; 0x1f32 1f2e: 81 e0 ldi r24, 0x01 ; 1 1f30: 08 95 ret if (drv) return STA_NOINIT; /* Supports only single drive */ return Stat; 1f32: 80 91 0b 01 lds r24, 0x010B } 1f36: 08 95 ret 00001f38 : BYTE drv, /* Physical drive nmuber (0) */ BYTE *buff, /* Pointer to the data buffer to store read data */ DWORD sector, /* Start sector number (LBA) */ BYTE count /* Sector count (1..255) */ ) { 1f38: 0f 93 push r16 1f3a: cf 93 push r28 1f3c: df 93 push r29 1f3e: eb 01 movw r28, r22 if (drv || !count) return RES_PARERR; 1f40: 88 23 and r24, r24 1f42: 09 f0 breq .+2 ; 0x1f46 1f44: 51 c0 rjmp .+162 ; 0x1fe8 1f46: 00 23 and r16, r16 1f48: 09 f4 brne .+2 ; 0x1f4c 1f4a: 4e c0 rjmp .+156 ; 0x1fe8 if (Stat & STA_NOINIT) return RES_NOTRDY; 1f4c: 80 91 0b 01 lds r24, 0x010B 1f50: 80 ff sbrs r24, 0 1f52: 03 c0 rjmp .+6 ; 0x1f5a 1f54: 23 e0 ldi r18, 0x03 ; 3 1f56: 30 e0 ldi r19, 0x00 ; 0 1f58: 49 c0 rjmp .+146 ; 0x1fec if (!(CardType & 4)) sector *= 512; /* Convert to byte address if needed */ 1f5a: 80 91 17 01 lds r24, 0x0117 1f5e: 82 fd sbrc r24, 2 1f60: 07 c0 rjmp .+14 ; 0x1f70 1f62: 69 e0 ldi r22, 0x09 ; 9 1f64: 22 0f add r18, r18 1f66: 33 1f adc r19, r19 1f68: 44 1f adc r20, r20 1f6a: 55 1f adc r21, r21 1f6c: 6a 95 dec r22 1f6e: d1 f7 brne .-12 ; 0x1f64 SELECT(); /* CS = L */ 1f70: 2a 98 cbi 0x05, 2 ; 5 if (count == 1) { /* Single block read */ 1f72: 01 30 cpi r16, 0x01 ; 1 1f74: 89 f4 brne .+34 ; 0x1f98 if ((send_cmd(CMD17, sector) == 0) /* READ_SINGLE_BLOCK */ 1f76: ba 01 movw r22, r20 1f78: a9 01 movw r20, r18 1f7a: 81 e5 ldi r24, 0x51 ; 81 1f7c: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1f80: 88 23 and r24, r24 1f82: 21 f5 brne .+72 ; 0x1fcc 1f84: 60 e0 ldi r22, 0x00 ; 0 1f86: 72 e0 ldi r23, 0x02 ; 2 1f88: ce 01 movw r24, r28 1f8a: 0e 94 e3 0d call 0x1bc6 ; 0x1bc6 1f8e: 00 e0 ldi r16, 0x00 ; 0 1f90: 88 23 and r24, r24 1f92: e1 f4 brne .+56 ; 0x1fcc 1f94: 01 e0 ldi r16, 0x01 ; 1 1f96: 1a c0 rjmp .+52 ; 0x1fcc && rcvr_datablock(buff, 512)) count = 0; } else { /* Multiple block read */ if (send_cmd(CMD18, sector) == 0) { /* READ_MULTIPLE_BLOCK */ 1f98: ba 01 movw r22, r20 1f9a: a9 01 movw r20, r18 1f9c: 82 e5 ldi r24, 0x52 ; 82 1f9e: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 1fa2: 88 23 and r24, r24 1fa4: 99 f4 brne .+38 ; 0x1fcc do { if (!rcvr_datablock(buff, 512)) break; 1fa6: 60 e0 ldi r22, 0x00 ; 0 1fa8: 72 e0 ldi r23, 0x02 ; 2 1faa: ce 01 movw r24, r28 1fac: 0e 94 e3 0d call 0x1bc6 ; 0x1bc6 1fb0: 88 23 and r24, r24 1fb2: 29 f0 breq .+10 ; 0x1fbe buff += 512; } while (--count); 1fb4: 01 50 subi r16, 0x01 ; 1 1fb6: 19 f0 breq .+6 ; 0x1fbe } else { /* Multiple block read */ if (send_cmd(CMD18, sector) == 0) { /* READ_MULTIPLE_BLOCK */ do { if (!rcvr_datablock(buff, 512)) break; buff += 512; 1fb8: c0 50 subi r28, 0x00 ; 0 1fba: de 4f sbci r29, 0xFE ; 254 1fbc: f4 cf rjmp .-24 ; 0x1fa6 } while (--count); send_cmd(CMD12, 0); /* STOP_TRANSMISSION */ 1fbe: 40 e0 ldi r20, 0x00 ; 0 1fc0: 50 e0 ldi r21, 0x00 ; 0 1fc2: 60 e0 ldi r22, 0x00 ; 0 1fc4: 70 e0 ldi r23, 0x00 ; 0 1fc6: 8c e4 ldi r24, 0x4C ; 76 1fc8: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 } } DESELECT(); /* CS = H */ 1fcc: 2a 9a sbi 0x05, 2 ; 5 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 1fce: 8f ef ldi r24, 0xFF ; 255 1fd0: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 1fd2: 0d b4 in r0, 0x2d ; 45 1fd4: 07 fe sbrs r0, 7 1fd6: fd cf rjmp .-6 ; 0x1fd2 return SPDR; 1fd8: 8e b5 in r24, 0x2e ; 46 } DESELECT(); /* CS = H */ rcvr_spi(); /* Idle (Release DO) */ return count ? RES_ERROR : RES_OK; 1fda: 20 e0 ldi r18, 0x00 ; 0 1fdc: 30 e0 ldi r19, 0x00 ; 0 1fde: 00 23 and r16, r16 1fe0: 29 f0 breq .+10 ; 0x1fec 1fe2: 21 e0 ldi r18, 0x01 ; 1 1fe4: 30 e0 ldi r19, 0x00 ; 0 1fe6: 02 c0 rjmp .+4 ; 0x1fec 1fe8: 24 e0 ldi r18, 0x04 ; 4 1fea: 30 e0 ldi r19, 0x00 ; 0 } 1fec: c9 01 movw r24, r18 1fee: df 91 pop r29 1ff0: cf 91 pop r28 1ff2: 0f 91 pop r16 1ff4: 08 95 ret 00001ff6 : BYTE drv, /* Physical drive nmuber (0) */ const BYTE *buff, /* Pointer to the data to be written */ DWORD sector, /* Start sector number (LBA) */ BYTE count /* Sector count (1..255) */ ) { 1ff6: cf 92 push r12 1ff8: df 92 push r13 1ffa: ef 92 push r14 1ffc: ff 92 push r15 1ffe: 0f 93 push r16 2000: cf 93 push r28 2002: df 93 push r29 2004: eb 01 movw r28, r22 2006: 69 01 movw r12, r18 2008: 7a 01 movw r14, r20 if (drv || !count) return RES_PARERR; 200a: 88 23 and r24, r24 200c: 09 f0 breq .+2 ; 0x2010 200e: 64 c0 rjmp .+200 ; 0x20d8 2010: 00 23 and r16, r16 2012: 09 f4 brne .+2 ; 0x2016 2014: 61 c0 rjmp .+194 ; 0x20d8 if (Stat & STA_NOINIT) return RES_NOTRDY; 2016: 80 91 0b 01 lds r24, 0x010B 201a: 80 ff sbrs r24, 0 201c: 03 c0 rjmp .+6 ; 0x2024 201e: 23 e0 ldi r18, 0x03 ; 3 2020: 30 e0 ldi r19, 0x00 ; 0 2022: 5c c0 rjmp .+184 ; 0x20dc if (Stat & STA_PROTECT) return RES_WRPRT; 2024: 80 91 0b 01 lds r24, 0x010B 2028: 82 ff sbrs r24, 2 202a: 03 c0 rjmp .+6 ; 0x2032 202c: 22 e0 ldi r18, 0x02 ; 2 202e: 30 e0 ldi r19, 0x00 ; 0 2030: 55 c0 rjmp .+170 ; 0x20dc if (!(CardType & 4)) sector *= 512; /* Convert to byte address if needed */ 2032: 80 91 17 01 lds r24, 0x0117 2036: 82 fd sbrc r24, 2 2038: 07 c0 rjmp .+14 ; 0x2048 203a: 79 e0 ldi r23, 0x09 ; 9 203c: cc 0c add r12, r12 203e: dd 1c adc r13, r13 2040: ee 1c adc r14, r14 2042: ff 1c adc r15, r15 2044: 7a 95 dec r23 2046: d1 f7 brne .-12 ; 0x203c SELECT(); /* CS = L */ 2048: 2a 98 cbi 0x05, 2 ; 5 if (count == 1) { /* Single block write */ 204a: 01 30 cpi r16, 0x01 ; 1 204c: 69 f4 brne .+26 ; 0x2068 if ((send_cmd(CMD24, sector) == 0) /* WRITE_BLOCK */ 204e: b7 01 movw r22, r14 2050: a6 01 movw r20, r12 2052: 88 e5 ldi r24, 0x58 ; 88 2054: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 2058: 88 23 and r24, r24 205a: 81 f5 brne .+96 ; 0x20bc 205c: 6e ef ldi r22, 0xFE ; 254 205e: ce 01 movw r24, r28 2060: 0e 94 18 0e call 0x1c30 ; 0x1c30 2064: 00 e0 ldi r16, 0x00 ; 0 2066: 27 c0 rjmp .+78 ; 0x20b6 && xmit_datablock(buff, 0xFE)) count = 0; } else { /* Multiple block write */ if (CardType & 2) { 2068: 81 ff sbrs r24, 1 206a: 0e c0 rjmp .+28 ; 0x2088 send_cmd(CMD55, 0); send_cmd(CMD23, count); /* ACMD23 */ 206c: 40 e0 ldi r20, 0x00 ; 0 206e: 50 e0 ldi r21, 0x00 ; 0 2070: 60 e0 ldi r22, 0x00 ; 0 2072: 70 e0 ldi r23, 0x00 ; 0 2074: 87 e7 ldi r24, 0x77 ; 119 2076: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 207a: 40 2f mov r20, r16 207c: 50 e0 ldi r21, 0x00 ; 0 207e: 60 e0 ldi r22, 0x00 ; 0 2080: 70 e0 ldi r23, 0x00 ; 0 2082: 87 e5 ldi r24, 0x57 ; 87 2084: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 } if (send_cmd(CMD25, sector) == 0) { /* WRITE_MULTIPLE_BLOCK */ 2088: b7 01 movw r22, r14 208a: a6 01 movw r20, r12 208c: 89 e5 ldi r24, 0x59 ; 89 208e: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 2092: 88 23 and r24, r24 2094: 99 f4 brne .+38 ; 0x20bc do { if (!xmit_datablock(buff, 0xFC)) break; 2096: 6c ef ldi r22, 0xFC ; 252 2098: ce 01 movw r24, r28 209a: 0e 94 18 0e call 0x1c30 ; 0x1c30 209e: 88 23 and r24, r24 20a0: 29 f0 breq .+10 ; 0x20ac buff += 512; } while (--count); 20a2: 01 50 subi r16, 0x01 ; 1 20a4: 19 f0 breq .+6 ; 0x20ac send_cmd(CMD55, 0); send_cmd(CMD23, count); /* ACMD23 */ } if (send_cmd(CMD25, sector) == 0) { /* WRITE_MULTIPLE_BLOCK */ do { if (!xmit_datablock(buff, 0xFC)) break; buff += 512; 20a6: c0 50 subi r28, 0x00 ; 0 20a8: de 4f sbci r29, 0xFE ; 254 20aa: f5 cf rjmp .-22 ; 0x2096 } while (--count); if (!xmit_datablock(0, 0xFD)) /* STOP_TRAN token */ 20ac: 6d ef ldi r22, 0xFD ; 253 20ae: 80 e0 ldi r24, 0x00 ; 0 20b0: 90 e0 ldi r25, 0x00 ; 0 20b2: 0e 94 18 0e call 0x1c30 ; 0x1c30 20b6: 88 23 and r24, r24 20b8: 09 f4 brne .+2 ; 0x20bc 20ba: 01 e0 ldi r16, 0x01 ; 1 count = 1; } } DESELECT(); /* CS = H */ 20bc: 2a 9a sbi 0x05, 2 ; 5 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 20be: 8f ef ldi r24, 0xFF ; 255 20c0: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 20c2: 0d b4 in r0, 0x2d ; 45 20c4: 07 fe sbrs r0, 7 20c6: fd cf rjmp .-6 ; 0x20c2 return SPDR; 20c8: 8e b5 in r24, 0x2e ; 46 } DESELECT(); /* CS = H */ rcvr_spi(); /* Idle (Release DO) */ return count ? RES_ERROR : RES_OK; 20ca: 20 e0 ldi r18, 0x00 ; 0 20cc: 30 e0 ldi r19, 0x00 ; 0 20ce: 00 23 and r16, r16 20d0: 29 f0 breq .+10 ; 0x20dc 20d2: 21 e0 ldi r18, 0x01 ; 1 20d4: 30 e0 ldi r19, 0x00 ; 0 20d6: 02 c0 rjmp .+4 ; 0x20dc 20d8: 24 e0 ldi r18, 0x04 ; 4 20da: 30 e0 ldi r19, 0x00 ; 0 } 20dc: c9 01 movw r24, r18 20de: df 91 pop r29 20e0: cf 91 pop r28 20e2: 0f 91 pop r16 20e4: ff 90 pop r15 20e6: ef 90 pop r14 20e8: df 90 pop r13 20ea: cf 90 pop r12 20ec: 08 95 ret 000020ee : DRESULT disk_ioctl ( BYTE drv, /* Physical drive nmuber (0) */ BYTE ctrl, /* Control code */ void *buff /* Buffer to send/receive data block */ ) { 20ee: a0 e1 ldi r26, 0x10 ; 16 20f0: b0 e0 ldi r27, 0x00 ; 0 20f2: ed e7 ldi r30, 0x7D ; 125 20f4: f0 e1 ldi r31, 0x10 ; 16 20f6: 0c 94 d5 14 jmp 0x29aa ; 0x29aa <__prologue_saves__+0x1c> 20fa: 8a 01 movw r16, r20 DRESULT res; BYTE n, csd[16], *ptr = buff; WORD csize; if (drv) return RES_PARERR; 20fc: 88 23 and r24, r24 20fe: 19 f0 breq .+6 ; 0x2106 2100: 24 e0 ldi r18, 0x04 ; 4 2102: 30 e0 ldi r19, 0x00 ; 0 2104: e7 c0 rjmp .+462 ; 0x22d4 SELECT(); /* CS = L */ 2106: 2a 98 cbi 0x05, 2 ; 5 res = RES_ERROR; switch (ctrl) { 2108: 63 30 cpi r22, 0x03 ; 3 210a: 09 f4 brne .+2 ; 0x210e 210c: 7f c0 rjmp .+254 ; 0x220c 210e: 64 30 cpi r22, 0x04 ; 4 2110: 28 f4 brcc .+10 ; 0x211c 2112: 61 30 cpi r22, 0x01 ; 1 2114: 79 f0 breq .+30 ; 0x2134 2116: 62 30 cpi r22, 0x02 ; 2 2118: 51 f4 brne .+20 ; 0x212e 211a: 72 c0 rjmp .+228 ; 0x2200 211c: 6b 30 cpi r22, 0x0B ; 11 211e: 09 f4 brne .+2 ; 0x2122 2120: 96 c0 rjmp .+300 ; 0x224e 2122: 6c 30 cpi r22, 0x0C ; 12 2124: 09 f4 brne .+2 ; 0x2128 2126: aa c0 rjmp .+340 ; 0x227c 2128: 6a 30 cpi r22, 0x0A ; 10 212a: 09 f4 brne .+2 ; 0x212e 212c: 86 c0 rjmp .+268 ; 0x223a 212e: 24 e0 ldi r18, 0x04 ; 4 2130: 30 e0 ldi r19, 0x00 ; 0 2132: c6 c0 rjmp .+396 ; 0x22c0 case GET_SECTOR_COUNT : /* Get number of sectors on the disk (DWORD) */ if ((send_cmd(CMD9, 0) == 0) && rcvr_datablock(csd, 16)) { 2134: 40 e0 ldi r20, 0x00 ; 0 2136: 50 e0 ldi r21, 0x00 ; 0 2138: 60 e0 ldi r22, 0x00 ; 0 213a: 70 e0 ldi r23, 0x00 ; 0 213c: 89 e4 ldi r24, 0x49 ; 73 213e: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 2142: 88 23 and r24, r24 2144: 09 f0 breq .+2 ; 0x2148 2146: b7 c0 rjmp .+366 ; 0x22b6 2148: 60 e1 ldi r22, 0x10 ; 16 214a: 70 e0 ldi r23, 0x00 ; 0 214c: ce 01 movw r24, r28 214e: 01 96 adiw r24, 0x01 ; 1 2150: 0e 94 e3 0d call 0x1bc6 ; 0x1bc6 2154: 88 23 and r24, r24 2156: 09 f4 brne .+2 ; 0x215a 2158: ae c0 rjmp .+348 ; 0x22b6 if ((csd[0] >> 6) == 1) { /* SDC ver 2.00 */ 215a: 89 81 ldd r24, Y+1 ; 0x01 215c: 82 95 swap r24 215e: 86 95 lsr r24 2160: 86 95 lsr r24 2162: 83 70 andi r24, 0x03 ; 3 2164: 7a 85 ldd r23, Y+10 ; 0x0a 2166: 49 85 ldd r20, Y+9 ; 0x09 2168: 81 30 cpi r24, 0x01 ; 1 216a: b1 f4 brne .+44 ; 0x2198 csize = csd[9] + ((WORD)csd[8] << 8) + 1; *(DWORD*)buff = (DWORD)csize << 10; 216c: 87 2f mov r24, r23 216e: 90 e0 ldi r25, 0x00 ; 0 2170: 01 96 adiw r24, 0x01 ; 1 2172: 34 2f mov r19, r20 2174: 20 e0 ldi r18, 0x00 ; 0 2176: 82 0f add r24, r18 2178: 93 1f adc r25, r19 217a: a0 e0 ldi r26, 0x00 ; 0 217c: b0 e0 ldi r27, 0x00 ; 0 217e: 2a e0 ldi r18, 0x0A ; 10 2180: 88 0f add r24, r24 2182: 99 1f adc r25, r25 2184: aa 1f adc r26, r26 2186: bb 1f adc r27, r27 2188: 2a 95 dec r18 218a: d1 f7 brne .-12 ; 0x2180 218c: f8 01 movw r30, r16 218e: 80 83 st Z, r24 2190: 91 83 std Z+1, r25 ; 0x01 2192: a2 83 std Z+2, r26 ; 0x02 2194: b3 83 std Z+3, r27 ; 0x03 2196: 92 c0 rjmp .+292 ; 0x22bc } else { /* MMC or SDC ver 1.XX */ n = (csd[5] & 15) + ((csd[10] & 128) >> 7) + ((csd[9] & 3) << 1) + 2; csize = (csd[8] >> 6) + ((WORD)csd[7] << 2) + ((WORD)(csd[6] & 3) << 10) + 1; *(DWORD*)buff = (DWORD)csize << (n - 9); 2198: 42 95 swap r20 219a: 46 95 lsr r20 219c: 46 95 lsr r20 219e: 43 70 andi r20, 0x03 ; 3 21a0: 28 85 ldd r18, Y+8 ; 0x08 21a2: 30 e0 ldi r19, 0x00 ; 0 21a4: 22 0f add r18, r18 21a6: 33 1f adc r19, r19 21a8: 22 0f add r18, r18 21aa: 33 1f adc r19, r19 21ac: 24 0f add r18, r20 21ae: 31 1d adc r19, r1 21b0: 2f 5f subi r18, 0xFF ; 255 21b2: 3f 4f sbci r19, 0xFF ; 255 21b4: 8f 81 ldd r24, Y+7 ; 0x07 21b6: 90 e0 ldi r25, 0x00 ; 0 21b8: 83 70 andi r24, 0x03 ; 3 21ba: 90 70 andi r25, 0x00 ; 0 21bc: 98 2f mov r25, r24 21be: 88 27 eor r24, r24 21c0: 99 0f add r25, r25 21c2: 99 0f add r25, r25 21c4: 28 0f add r18, r24 21c6: 39 1f adc r19, r25 21c8: 40 e0 ldi r20, 0x00 ; 0 21ca: 50 e0 ldi r21, 0x00 ; 0 21cc: 8e 81 ldd r24, Y+6 ; 0x06 21ce: 8f 70 andi r24, 0x0F ; 15 21d0: 6b 85 ldd r22, Y+11 ; 0x0b 21d2: 66 1f adc r22, r22 21d4: 66 27 eor r22, r22 21d6: 66 1f adc r22, r22 21d8: 86 0f add r24, r22 21da: 8e 5f subi r24, 0xFE ; 254 21dc: 73 70 andi r23, 0x03 ; 3 21de: 77 0f add r23, r23 21e0: 87 0f add r24, r23 21e2: 90 e0 ldi r25, 0x00 ; 0 21e4: 09 97 sbiw r24, 0x09 ; 9 21e6: 04 c0 rjmp .+8 ; 0x21f0 21e8: 22 0f add r18, r18 21ea: 33 1f adc r19, r19 21ec: 44 1f adc r20, r20 21ee: 55 1f adc r21, r21 21f0: 8a 95 dec r24 21f2: d2 f7 brpl .-12 ; 0x21e8 21f4: f8 01 movw r30, r16 21f6: 20 83 st Z, r18 21f8: 31 83 std Z+1, r19 ; 0x01 21fa: 42 83 std Z+2, r20 ; 0x02 21fc: 53 83 std Z+3, r21 ; 0x03 21fe: 5e c0 rjmp .+188 ; 0x22bc res = RES_OK; } break; case GET_SECTOR_SIZE : /* Get sectors on the disk (WORD) */ *(WORD*)buff = 512; 2200: 80 e0 ldi r24, 0x00 ; 0 2202: 92 e0 ldi r25, 0x02 ; 2 2204: fa 01 movw r30, r20 2206: 91 83 std Z+1, r25 ; 0x01 2208: 80 83 st Z, r24 220a: 58 c0 rjmp .+176 ; 0x22bc BYTE wait_ready (void) { BYTE res; Timer2 = 50; /* Wait for ready in timeout of 500ms */ 220c: 82 e3 ldi r24, 0x32 ; 50 220e: 80 93 16 01 sts 0x0116, r24 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 2212: 8f ef ldi r24, 0xFF ; 255 2214: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 2216: 0d b4 in r0, 0x2d ; 45 2218: 07 fe sbrs r0, 7 221a: fd cf rjmp .-6 ; 0x2216 return SPDR; 221c: 8e b5 in r24, 0x2e ; 46 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 221e: 9f ef ldi r25, 0xFF ; 255 2220: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 2222: 0d b4 in r0, 0x2d ; 45 2224: 07 fe sbrs r0, 7 2226: fd cf rjmp .-6 ; 0x2222 return SPDR; 2228: 8e b5 in r24, 0x2e ; 46 Timer2 = 50; /* Wait for ready in timeout of 500ms */ rcvr_spi(); do res = rcvr_spi(); while ((res != 0xFF) && Timer2); 222a: 8f 3f cpi r24, 0xFF ; 255 222c: 09 f4 brne .+2 ; 0x2230 222e: 46 c0 rjmp .+140 ; 0x22bc 2230: 80 91 16 01 lds r24, 0x0116 2234: 88 23 and r24, r24 2236: a1 f7 brne .-24 ; 0x2220 2238: 3e c0 rjmp .+124 ; 0x22b6 if (wait_ready() == 0xFF) res = RES_OK; break; case MMC_GET_CSD : /* Receive CSD as a data block (16 bytes) */ if (Stat & STA_NOINIT) return RES_NOTRDY; 223a: 80 91 0b 01 lds r24, 0x010B 223e: 80 fd sbrc r24, 0 2240: 47 c0 rjmp .+142 ; 0x22d0 if ((send_cmd(CMD9, 0) == 0) /* READ_CSD */ 2242: 40 e0 ldi r20, 0x00 ; 0 2244: 50 e0 ldi r21, 0x00 ; 0 2246: 60 e0 ldi r22, 0x00 ; 0 2248: 70 e0 ldi r23, 0x00 ; 0 224a: 89 e4 ldi r24, 0x49 ; 73 224c: 09 c0 rjmp .+18 ; 0x2260 && rcvr_datablock(ptr, 16)) res = RES_OK; break; case MMC_GET_CID : /* Receive CID as a data block (16 bytes) */ if (Stat & STA_NOINIT) return RES_NOTRDY; 224e: 80 91 0b 01 lds r24, 0x010B 2252: 80 fd sbrc r24, 0 2254: 3d c0 rjmp .+122 ; 0x22d0 if ((send_cmd(CMD10, 0) == 0) /* READ_CID */ 2256: 40 e0 ldi r20, 0x00 ; 0 2258: 50 e0 ldi r21, 0x00 ; 0 225a: 60 e0 ldi r22, 0x00 ; 0 225c: 70 e0 ldi r23, 0x00 ; 0 225e: 8a e4 ldi r24, 0x4A ; 74 2260: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 2264: 88 23 and r24, r24 2266: 39 f5 brne .+78 ; 0x22b6 2268: 60 e1 ldi r22, 0x10 ; 16 226a: 70 e0 ldi r23, 0x00 ; 0 226c: c8 01 movw r24, r16 226e: 0e 94 e3 0d call 0x1bc6 ; 0x1bc6 2272: 20 e0 ldi r18, 0x00 ; 0 2274: 30 e0 ldi r19, 0x00 ; 0 2276: 88 23 and r24, r24 2278: 19 f5 brne .+70 ; 0x22c0 227a: 1d c0 rjmp .+58 ; 0x22b6 && rcvr_datablock(ptr, 16)) res = RES_OK; break; case MMC_GET_OCR : /* Receive OCR as an R3 resp (4 bytes) */ if (Stat & STA_NOINIT) return RES_NOTRDY; 227c: 80 91 0b 01 lds r24, 0x010B 2280: 80 fd sbrc r24, 0 2282: 26 c0 rjmp .+76 ; 0x22d0 if (send_cmd(CMD58, 0) == 0) { /* READ_OCR */ 2284: 40 e0 ldi r20, 0x00 ; 0 2286: 50 e0 ldi r21, 0x00 ; 0 2288: 60 e0 ldi r22, 0x00 ; 0 228a: 70 e0 ldi r23, 0x00 ; 0 228c: 8a e7 ldi r24, 0x7A ; 122 228e: 0e 94 60 0e call 0x1cc0 ; 0x1cc0 2292: 88 23 and r24, r24 2294: 81 f4 brne .+32 ; 0x22b6 2296: f8 01 movw r30, r16 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 2298: 9f ef ldi r25, 0xFF ; 255 break; case MMC_GET_OCR : /* Receive OCR as an R3 resp (4 bytes) */ if (Stat & STA_NOINIT) return RES_NOTRDY; if (send_cmd(CMD58, 0) == 0) { /* READ_OCR */ for (n = 0; n < 4; n++) 229a: 98 01 movw r18, r16 229c: 2d 5f subi r18, 0xFD ; 253 229e: 3f 4f sbci r19, 0xFF ; 255 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 22a0: 9e bd out 0x2e, r25 ; 46 loop_until_bit_is_set(SPSR, SPIF); 22a2: 0d b4 in r0, 0x2d ; 45 22a4: 07 fe sbrs r0, 7 22a6: fd cf rjmp .-6 ; 0x22a2 return SPDR; 22a8: 8e b5 in r24, 0x2e ; 46 case MMC_GET_OCR : /* Receive OCR as an R3 resp (4 bytes) */ if (Stat & STA_NOINIT) return RES_NOTRDY; if (send_cmd(CMD58, 0) == 0) { /* READ_OCR */ for (n = 0; n < 4; n++) *ptr++ = rcvr_spi(); 22aa: 80 83 st Z, r24 break; case MMC_GET_OCR : /* Receive OCR as an R3 resp (4 bytes) */ if (Stat & STA_NOINIT) return RES_NOTRDY; if (send_cmd(CMD58, 0) == 0) { /* READ_OCR */ for (n = 0; n < 4; n++) 22ac: e2 17 cp r30, r18 22ae: f3 07 cpc r31, r19 22b0: 29 f0 breq .+10 ; 0x22bc *ptr++ = rcvr_spi(); 22b2: 31 96 adiw r30, 0x01 ; 1 22b4: f5 cf rjmp .-22 ; 0x22a0 22b6: 21 e0 ldi r18, 0x01 ; 1 22b8: 30 e0 ldi r19, 0x00 ; 0 22ba: 02 c0 rjmp .+4 ; 0x22c0 22bc: 20 e0 ldi r18, 0x00 ; 0 22be: 30 e0 ldi r19, 0x00 ; 0 default: res = RES_PARERR; } DESELECT(); /* CS = H */ 22c0: 2a 9a sbi 0x05, 2 ; 5 /*-----------------------------------------------------------------------*/ static BYTE rcvr_spi (void) { SPDR = 0xFF; 22c2: 8f ef ldi r24, 0xFF ; 255 22c4: 8e bd out 0x2e, r24 ; 46 loop_until_bit_is_set(SPSR, SPIF); 22c6: 0d b4 in r0, 0x2d ; 45 22c8: 07 fe sbrs r0, 7 22ca: fd cf rjmp .-6 ; 0x22c6 return SPDR; 22cc: 8e b5 in r24, 0x2e ; 46 22ce: 02 c0 rjmp .+4 ; 0x22d4 } DESELECT(); /* CS = H */ rcvr_spi(); /* Idle (Release DO) */ return res; 22d0: 23 e0 ldi r18, 0x03 ; 3 22d2: 30 e0 ldi r19, 0x00 ; 0 } 22d4: c9 01 movw r24, r18 22d6: 60 96 adiw r28, 0x10 ; 16 22d8: e4 e0 ldi r30, 0x04 ; 4 22da: 0c 94 f1 14 jmp 0x29e2 ; 0x29e2 <__epilogue_restores__+0x1c> 000022de : /* Device timer interrupt procedure */ /* This must be called in period of 10ms */ /* (Platform dependent) */ void disk_timerproc (void) { 22de: 80 91 15 01 lds r24, 0x0115 static BYTE pv; BYTE n, s; n = Timer1; /* 100Hz decrement timer */ if (n) Timer1 = --n; 22e2: 88 23 and r24, r24 22e4: 19 f0 breq .+6 ; 0x22ec 22e6: 81 50 subi r24, 0x01 ; 1 22e8: 80 93 15 01 sts 0x0115, r24 n = Timer2; 22ec: 80 91 16 01 lds r24, 0x0116 if (n) Timer2 = --n; 22f0: 88 23 and r24, r24 22f2: 19 f0 breq .+6 ; 0x22fa 22f4: 81 50 subi r24, 0x01 ; 1 22f6: 80 93 16 01 sts 0x0116, r24 n = pv; 22fa: 90 91 14 01 lds r25, 0x0114 pv = SOCKPORT & (SOCKINS); /* Sample socket switch */ 22fe: 83 b1 in r24, 0x03 ; 3 2300: 81 70 andi r24, 0x01 ; 1 2302: 80 93 14 01 sts 0x0114, r24 if (n == pv) { /* Have contacts stabled? */ 2306: 98 17 cp r25, r24 2308: 49 f4 brne .+18 ; 0x231c s = Stat; 230a: 80 91 0b 01 lds r24, 0x010B if (pv & SOCKINS) /* INS = H (Socket empty) */ 230e: 90 ff sbrs r25, 0 2310: 02 c0 rjmp .+4 ; 0x2316 s |= (STA_NODISK | STA_NOINIT); 2312: 83 60 ori r24, 0x03 ; 3 2314: 01 c0 rjmp .+2 ; 0x2318 else /* INS = L (Card inserted) */ s &= ~STA_NODISK; 2316: 8d 7f andi r24, 0xFD ; 253 Stat = s; 2318: 80 93 0b 01 sts 0x010B, r24 231c: 08 95 ret 0000231e : 231e: fb 01 movw r30, r22 2320: dc 01 movw r26, r24 2322: 05 90 lpm r0, Z+ 2324: 0d 92 st X+, r0 2326: 00 20 and r0, r0 2328: e1 f7 brne .-8 ; 0x2322 232a: 08 95 ret 0000232c : 232c: fb 01 movw r30, r22 232e: dc 01 movw r26, r24 2330: 04 c0 rjmp .+8 ; 0x233a 2332: 8d 91 ld r24, X+ 2334: 01 90 ld r0, Z+ 2336: 80 19 sub r24, r0 2338: 21 f4 brne .+8 ; 0x2342 233a: 41 50 subi r20, 0x01 ; 1 233c: 50 40 sbci r21, 0x00 ; 0 233e: c8 f7 brcc .-14 ; 0x2332 2340: 88 1b sub r24, r24 2342: 99 0b sbc r25, r25 2344: 08 95 ret 00002346 : 2346: fb 01 movw r30, r22 2348: dc 01 movw r26, r24 234a: 02 c0 rjmp .+4 ; 0x2350 234c: 01 90 ld r0, Z+ 234e: 0d 92 st X+, r0 2350: 41 50 subi r20, 0x01 ; 1 2352: 50 40 sbci r21, 0x00 ; 0 2354: d8 f7 brcc .-10 ; 0x234c 2356: 08 95 ret 00002358 : 2358: dc 01 movw r26, r24 235a: 01 c0 rjmp .+2 ; 0x235e 235c: 6d 93 st X+, r22 235e: 41 50 subi r20, 0x01 ; 1 2360: 50 40 sbci r21, 0x00 ; 0 2362: e0 f7 brcc .-8 ; 0x235c 2364: 08 95 ret 00002366 : 2366: fb 01 movw r30, r22 2368: 9f 01 movw r18, r30 236a: e8 94 clt 236c: 42 30 cpi r20, 0x02 ; 2 236e: c4 f0 brlt .+48 ; 0x23a0 2370: 45 32 cpi r20, 0x25 ; 37 2372: b4 f4 brge .+44 ; 0x23a0 2374: 4a 30 cpi r20, 0x0A ; 10 2376: 29 f4 brne .+10 ; 0x2382 2378: 97 fb bst r25, 7 237a: 1e f4 brtc .+6 ; 0x2382 237c: 90 95 com r25 237e: 81 95 neg r24 2380: 9f 4f sbci r25, 0xFF ; 255 2382: 64 2f mov r22, r20 2384: 77 27 eor r23, r23 2386: 0e 94 fe 14 call 0x29fc ; 0x29fc <__udivmodhi4> 238a: 80 5d subi r24, 0xD0 ; 208 238c: 8a 33 cpi r24, 0x3A ; 58 238e: 0c f0 brlt .+2 ; 0x2392 2390: 89 5d subi r24, 0xD9 ; 217 2392: 81 93 st Z+, r24 2394: cb 01 movw r24, r22 2396: 00 97 sbiw r24, 0x00 ; 0 2398: a1 f7 brne .-24 ; 0x2382 239a: 16 f4 brtc .+4 ; 0x23a0 239c: 5d e2 ldi r21, 0x2D ; 45 239e: 51 93 st Z+, r21 23a0: 10 82 st Z, r1 23a2: c9 01 movw r24, r18 23a4: 0c 94 ec 13 jmp 0x27d8 ; 0x27d8 000023a8 : 23a8: ae e0 ldi r26, 0x0E ; 14 23aa: b0 e0 ldi r27, 0x00 ; 0 23ac: ea ed ldi r30, 0xDA ; 218 23ae: f1 e1 ldi r31, 0x11 ; 17 23b0: 0c 94 d5 14 jmp 0x29aa ; 0x29aa <__prologue_saves__+0x1c> 23b4: 0d 89 ldd r16, Y+21 ; 0x15 23b6: 1e 89 ldd r17, Y+22 ; 0x16 23b8: 86 e0 ldi r24, 0x06 ; 6 23ba: 8c 83 std Y+4, r24 ; 0x04 23bc: 1a 83 std Y+2, r17 ; 0x02 23be: 09 83 std Y+1, r16 ; 0x01 23c0: 8f ef ldi r24, 0xFF ; 255 23c2: 9f e7 ldi r25, 0x7F ; 127 23c4: 9e 83 std Y+6, r25 ; 0x06 23c6: 8d 83 std Y+5, r24 ; 0x05 23c8: ce 01 movw r24, r28 23ca: 49 96 adiw r24, 0x19 ; 25 23cc: ac 01 movw r20, r24 23ce: 6f 89 ldd r22, Y+23 ; 0x17 23d0: 78 8d ldd r23, Y+24 ; 0x18 23d2: ce 01 movw r24, r28 23d4: 01 96 adiw r24, 0x01 ; 1 23d6: 0e 94 f7 11 call 0x23ee ; 0x23ee 23da: 2f 81 ldd r18, Y+7 ; 0x07 23dc: 38 85 ldd r19, Y+8 ; 0x08 23de: 02 0f add r16, r18 23e0: 13 1f adc r17, r19 23e2: f8 01 movw r30, r16 23e4: 10 82 st Z, r1 23e6: 2e 96 adiw r28, 0x0e ; 14 23e8: e4 e0 ldi r30, 0x04 ; 4 23ea: 0c 94 f1 14 jmp 0x29e2 ; 0x29e2 <__epilogue_restores__+0x1c> 000023ee : 23ee: ab e0 ldi r26, 0x0B ; 11 23f0: b0 e0 ldi r27, 0x00 ; 0 23f2: ed ef ldi r30, 0xFD ; 253 23f4: f1 e1 ldi r31, 0x11 ; 17 23f6: 0c 94 c7 14 jmp 0x298e ; 0x298e <__prologue_saves__> 23fa: 3c 01 movw r6, r24 23fc: 2b 01 movw r4, r22 23fe: 5a 01 movw r10, r20 2400: fc 01 movw r30, r24 2402: 17 82 std Z+7, r1 ; 0x07 2404: 16 82 std Z+6, r1 ; 0x06 2406: 83 81 ldd r24, Z+3 ; 0x03 2408: 81 fd sbrc r24, 1 240a: 03 c0 rjmp .+6 ; 0x2412 240c: 6f ef ldi r22, 0xFF ; 255 240e: 7f ef ldi r23, 0xFF ; 255 2410: c8 c1 rjmp .+912 ; 0x27a2 2412: 9a e0 ldi r25, 0x0A ; 10 2414: 89 2e mov r8, r25 2416: 1e 01 movw r2, r28 2418: 08 94 sec 241a: 21 1c adc r2, r1 241c: 31 1c adc r3, r1 241e: f3 01 movw r30, r6 2420: 23 81 ldd r18, Z+3 ; 0x03 2422: f2 01 movw r30, r4 2424: 23 fd sbrc r18, 3 2426: 85 91 lpm r24, Z+ 2428: 23 ff sbrs r18, 3 242a: 81 91 ld r24, Z+ 242c: 2f 01 movw r4, r30 242e: 88 23 and r24, r24 2430: 09 f4 brne .+2 ; 0x2434 2432: b4 c1 rjmp .+872 ; 0x279c 2434: 85 32 cpi r24, 0x25 ; 37 2436: 39 f4 brne .+14 ; 0x2446 2438: 23 fd sbrc r18, 3 243a: 85 91 lpm r24, Z+ 243c: 23 ff sbrs r18, 3 243e: 81 91 ld r24, Z+ 2440: 2f 01 movw r4, r30 2442: 85 32 cpi r24, 0x25 ; 37 2444: 29 f4 brne .+10 ; 0x2450 2446: b3 01 movw r22, r6 2448: 90 e0 ldi r25, 0x00 ; 0 244a: 0e 94 fc 13 call 0x27f8 ; 0x27f8 244e: e7 cf rjmp .-50 ; 0x241e 2450: 98 2f mov r25, r24 2452: dd 24 eor r13, r13 2454: cc 24 eor r12, r12 2456: 99 24 eor r9, r9 2458: ff e1 ldi r31, 0x1F ; 31 245a: fd 15 cp r31, r13 245c: d0 f0 brcs .+52 ; 0x2492 245e: 9b 32 cpi r25, 0x2B ; 43 2460: 69 f0 breq .+26 ; 0x247c 2462: 9c 32 cpi r25, 0x2C ; 44 2464: 28 f4 brcc .+10 ; 0x2470 2466: 90 32 cpi r25, 0x20 ; 32 2468: 59 f0 breq .+22 ; 0x2480 246a: 93 32 cpi r25, 0x23 ; 35 246c: 91 f4 brne .+36 ; 0x2492 246e: 0e c0 rjmp .+28 ; 0x248c 2470: 9d 32 cpi r25, 0x2D ; 45 2472: 49 f0 breq .+18 ; 0x2486 2474: 90 33 cpi r25, 0x30 ; 48 2476: 69 f4 brne .+26 ; 0x2492 2478: 41 e0 ldi r20, 0x01 ; 1 247a: 24 c0 rjmp .+72 ; 0x24c4 247c: 52 e0 ldi r21, 0x02 ; 2 247e: d5 2a or r13, r21 2480: 84 e0 ldi r24, 0x04 ; 4 2482: d8 2a or r13, r24 2484: 28 c0 rjmp .+80 ; 0x24d6 2486: 98 e0 ldi r25, 0x08 ; 8 2488: d9 2a or r13, r25 248a: 25 c0 rjmp .+74 ; 0x24d6 248c: e0 e1 ldi r30, 0x10 ; 16 248e: de 2a or r13, r30 2490: 22 c0 rjmp .+68 ; 0x24d6 2492: d7 fc sbrc r13, 7 2494: 29 c0 rjmp .+82 ; 0x24e8 2496: 89 2f mov r24, r25 2498: 80 53 subi r24, 0x30 ; 48 249a: 8a 30 cpi r24, 0x0A ; 10 249c: 70 f4 brcc .+28 ; 0x24ba 249e: d6 fe sbrs r13, 6 24a0: 05 c0 rjmp .+10 ; 0x24ac 24a2: 98 9c mul r9, r8 24a4: 90 2c mov r9, r0 24a6: 11 24 eor r1, r1 24a8: 98 0e add r9, r24 24aa: 15 c0 rjmp .+42 ; 0x24d6 24ac: c8 9c mul r12, r8 24ae: c0 2c mov r12, r0 24b0: 11 24 eor r1, r1 24b2: c8 0e add r12, r24 24b4: f0 e2 ldi r31, 0x20 ; 32 24b6: df 2a or r13, r31 24b8: 0e c0 rjmp .+28 ; 0x24d6 24ba: 9e 32 cpi r25, 0x2E ; 46 24bc: 29 f4 brne .+10 ; 0x24c8 24be: d6 fc sbrc r13, 6 24c0: 6d c1 rjmp .+730 ; 0x279c 24c2: 40 e4 ldi r20, 0x40 ; 64 24c4: d4 2a or r13, r20 24c6: 07 c0 rjmp .+14 ; 0x24d6 24c8: 9c 36 cpi r25, 0x6C ; 108 24ca: 19 f4 brne .+6 ; 0x24d2 24cc: 50 e8 ldi r21, 0x80 ; 128 24ce: d5 2a or r13, r21 24d0: 02 c0 rjmp .+4 ; 0x24d6 24d2: 98 36 cpi r25, 0x68 ; 104 24d4: 49 f4 brne .+18 ; 0x24e8 24d6: f2 01 movw r30, r4 24d8: 23 fd sbrc r18, 3 24da: 95 91 lpm r25, Z+ 24dc: 23 ff sbrs r18, 3 24de: 91 91 ld r25, Z+ 24e0: 2f 01 movw r4, r30 24e2: 99 23 and r25, r25 24e4: 09 f0 breq .+2 ; 0x24e8 24e6: b8 cf rjmp .-144 ; 0x2458 24e8: 89 2f mov r24, r25 24ea: 85 54 subi r24, 0x45 ; 69 24ec: 83 30 cpi r24, 0x03 ; 3 24ee: 18 f0 brcs .+6 ; 0x24f6 24f0: 80 52 subi r24, 0x20 ; 32 24f2: 83 30 cpi r24, 0x03 ; 3 24f4: 38 f4 brcc .+14 ; 0x2504 24f6: 44 e0 ldi r20, 0x04 ; 4 24f8: 50 e0 ldi r21, 0x00 ; 0 24fa: a4 0e add r10, r20 24fc: b5 1e adc r11, r21 24fe: 5f e3 ldi r21, 0x3F ; 63 2500: 59 83 std Y+1, r21 ; 0x01 2502: 0f c0 rjmp .+30 ; 0x2522 2504: 93 36 cpi r25, 0x63 ; 99 2506: 31 f0 breq .+12 ; 0x2514 2508: 93 37 cpi r25, 0x73 ; 115 250a: 79 f0 breq .+30 ; 0x252a 250c: 93 35 cpi r25, 0x53 ; 83 250e: 09 f0 breq .+2 ; 0x2512 2510: 56 c0 rjmp .+172 ; 0x25be 2512: 20 c0 rjmp .+64 ; 0x2554 2514: f5 01 movw r30, r10 2516: 80 81 ld r24, Z 2518: 89 83 std Y+1, r24 ; 0x01 251a: 42 e0 ldi r20, 0x02 ; 2 251c: 50 e0 ldi r21, 0x00 ; 0 251e: a4 0e add r10, r20 2520: b5 1e adc r11, r21 2522: 71 01 movw r14, r2 2524: 01 e0 ldi r16, 0x01 ; 1 2526: 10 e0 ldi r17, 0x00 ; 0 2528: 12 c0 rjmp .+36 ; 0x254e 252a: f5 01 movw r30, r10 252c: e0 80 ld r14, Z 252e: f1 80 ldd r15, Z+1 ; 0x01 2530: d6 fc sbrc r13, 6 2532: 03 c0 rjmp .+6 ; 0x253a 2534: 6f ef ldi r22, 0xFF ; 255 2536: 7f ef ldi r23, 0xFF ; 255 2538: 02 c0 rjmp .+4 ; 0x253e 253a: 69 2d mov r22, r9 253c: 70 e0 ldi r23, 0x00 ; 0 253e: 42 e0 ldi r20, 0x02 ; 2 2540: 50 e0 ldi r21, 0x00 ; 0 2542: a4 0e add r10, r20 2544: b5 1e adc r11, r21 2546: c7 01 movw r24, r14 2548: 0e 94 e1 13 call 0x27c2 ; 0x27c2 254c: 8c 01 movw r16, r24 254e: 5f e7 ldi r21, 0x7F ; 127 2550: d5 22 and r13, r21 2552: 14 c0 rjmp .+40 ; 0x257c 2554: f5 01 movw r30, r10 2556: e0 80 ld r14, Z 2558: f1 80 ldd r15, Z+1 ; 0x01 255a: d6 fc sbrc r13, 6 255c: 03 c0 rjmp .+6 ; 0x2564 255e: 6f ef ldi r22, 0xFF ; 255 2560: 7f ef ldi r23, 0xFF ; 255 2562: 02 c0 rjmp .+4 ; 0x2568 2564: 69 2d mov r22, r9 2566: 70 e0 ldi r23, 0x00 ; 0 2568: 42 e0 ldi r20, 0x02 ; 2 256a: 50 e0 ldi r21, 0x00 ; 0 256c: a4 0e add r10, r20 256e: b5 1e adc r11, r21 2570: c7 01 movw r24, r14 2572: 0e 94 d6 13 call 0x27ac ; 0x27ac 2576: 8c 01 movw r16, r24 2578: 50 e8 ldi r21, 0x80 ; 128 257a: d5 2a or r13, r21 257c: d3 fe sbrs r13, 3 257e: 07 c0 rjmp .+14 ; 0x258e 2580: 1a c0 rjmp .+52 ; 0x25b6 2582: b3 01 movw r22, r6 2584: 80 e2 ldi r24, 0x20 ; 32 2586: 90 e0 ldi r25, 0x00 ; 0 2588: 0e 94 fc 13 call 0x27f8 ; 0x27f8 258c: ca 94 dec r12 258e: 8c 2d mov r24, r12 2590: 90 e0 ldi r25, 0x00 ; 0 2592: 08 17 cp r16, r24 2594: 19 07 cpc r17, r25 2596: a8 f3 brcs .-22 ; 0x2582 2598: 0e c0 rjmp .+28 ; 0x25b6 259a: f7 01 movw r30, r14 259c: d7 fc sbrc r13, 7 259e: 85 91 lpm r24, Z+ 25a0: d7 fe sbrs r13, 7 25a2: 81 91 ld r24, Z+ 25a4: 7f 01 movw r14, r30 25a6: b3 01 movw r22, r6 25a8: 90 e0 ldi r25, 0x00 ; 0 25aa: 0e 94 fc 13 call 0x27f8 ; 0x27f8 25ae: c1 10 cpse r12, r1 25b0: ca 94 dec r12 25b2: 01 50 subi r16, 0x01 ; 1 25b4: 10 40 sbci r17, 0x00 ; 0 25b6: 01 15 cp r16, r1 25b8: 11 05 cpc r17, r1 25ba: 79 f7 brne .-34 ; 0x259a 25bc: ec c0 rjmp .+472 ; 0x2796 25be: 94 36 cpi r25, 0x64 ; 100 25c0: 11 f0 breq .+4 ; 0x25c6 25c2: 99 36 cpi r25, 0x69 ; 105 25c4: 71 f5 brne .+92 ; 0x2622 25c6: d7 fe sbrs r13, 7 25c8: 08 c0 rjmp .+16 ; 0x25da 25ca: f5 01 movw r30, r10 25cc: e0 80 ld r14, Z 25ce: f1 80 ldd r15, Z+1 ; 0x01 25d0: 02 81 ldd r16, Z+2 ; 0x02 25d2: 13 81 ldd r17, Z+3 ; 0x03 25d4: 44 e0 ldi r20, 0x04 ; 4 25d6: 50 e0 ldi r21, 0x00 ; 0 25d8: 0a c0 rjmp .+20 ; 0x25ee 25da: f5 01 movw r30, r10 25dc: 80 81 ld r24, Z 25de: 91 81 ldd r25, Z+1 ; 0x01 25e0: 7c 01 movw r14, r24 25e2: 00 27 eor r16, r16 25e4: f7 fc sbrc r15, 7 25e6: 00 95 com r16 25e8: 10 2f mov r17, r16 25ea: 42 e0 ldi r20, 0x02 ; 2 25ec: 50 e0 ldi r21, 0x00 ; 0 25ee: a4 0e add r10, r20 25f0: b5 1e adc r11, r21 25f2: 5f e6 ldi r21, 0x6F ; 111 25f4: d5 22 and r13, r21 25f6: 17 ff sbrs r17, 7 25f8: 0a c0 rjmp .+20 ; 0x260e 25fa: 10 95 com r17 25fc: 00 95 com r16 25fe: f0 94 com r15 2600: e0 94 com r14 2602: e1 1c adc r14, r1 2604: f1 1c adc r15, r1 2606: 01 1d adc r16, r1 2608: 11 1d adc r17, r1 260a: 80 e8 ldi r24, 0x80 ; 128 260c: d8 2a or r13, r24 260e: 2a e0 ldi r18, 0x0A ; 10 2610: 30 e0 ldi r19, 0x00 ; 0 2612: a1 01 movw r20, r2 2614: c8 01 movw r24, r16 2616: b7 01 movw r22, r14 2618: 0e 94 28 14 call 0x2850 ; 0x2850 <__ultoa_invert> 261c: f8 2e mov r15, r24 261e: f2 18 sub r15, r2 2620: 40 c0 rjmp .+128 ; 0x26a2 2622: 95 37 cpi r25, 0x75 ; 117 2624: 29 f4 brne .+10 ; 0x2630 2626: 1d 2d mov r17, r13 2628: 1f 7e andi r17, 0xEF ; 239 262a: 2a e0 ldi r18, 0x0A ; 10 262c: 30 e0 ldi r19, 0x00 ; 0 262e: 1d c0 rjmp .+58 ; 0x266a 2630: 1d 2d mov r17, r13 2632: 19 7f andi r17, 0xF9 ; 249 2634: 9f 36 cpi r25, 0x6F ; 111 2636: 61 f0 breq .+24 ; 0x2650 2638: 90 37 cpi r25, 0x70 ; 112 263a: 20 f4 brcc .+8 ; 0x2644 263c: 98 35 cpi r25, 0x58 ; 88 263e: 09 f0 breq .+2 ; 0x2642 2640: ad c0 rjmp .+346 ; 0x279c 2642: 0f c0 rjmp .+30 ; 0x2662 2644: 90 37 cpi r25, 0x70 ; 112 2646: 39 f0 breq .+14 ; 0x2656 2648: 98 37 cpi r25, 0x78 ; 120 264a: 09 f0 breq .+2 ; 0x264e 264c: a7 c0 rjmp .+334 ; 0x279c 264e: 04 c0 rjmp .+8 ; 0x2658 2650: 28 e0 ldi r18, 0x08 ; 8 2652: 30 e0 ldi r19, 0x00 ; 0 2654: 0a c0 rjmp .+20 ; 0x266a 2656: 10 61 ori r17, 0x10 ; 16 2658: 14 fd sbrc r17, 4 265a: 14 60 ori r17, 0x04 ; 4 265c: 20 e1 ldi r18, 0x10 ; 16 265e: 30 e0 ldi r19, 0x00 ; 0 2660: 04 c0 rjmp .+8 ; 0x266a 2662: 14 fd sbrc r17, 4 2664: 16 60 ori r17, 0x06 ; 6 2666: 20 e1 ldi r18, 0x10 ; 16 2668: 32 e0 ldi r19, 0x02 ; 2 266a: 17 ff sbrs r17, 7 266c: 08 c0 rjmp .+16 ; 0x267e 266e: f5 01 movw r30, r10 2670: 60 81 ld r22, Z 2672: 71 81 ldd r23, Z+1 ; 0x01 2674: 82 81 ldd r24, Z+2 ; 0x02 2676: 93 81 ldd r25, Z+3 ; 0x03 2678: 44 e0 ldi r20, 0x04 ; 4 267a: 50 e0 ldi r21, 0x00 ; 0 267c: 08 c0 rjmp .+16 ; 0x268e 267e: f5 01 movw r30, r10 2680: 80 81 ld r24, Z 2682: 91 81 ldd r25, Z+1 ; 0x01 2684: bc 01 movw r22, r24 2686: 80 e0 ldi r24, 0x00 ; 0 2688: 90 e0 ldi r25, 0x00 ; 0 268a: 42 e0 ldi r20, 0x02 ; 2 268c: 50 e0 ldi r21, 0x00 ; 0 268e: a4 0e add r10, r20 2690: b5 1e adc r11, r21 2692: a1 01 movw r20, r2 2694: 0e 94 28 14 call 0x2850 ; 0x2850 <__ultoa_invert> 2698: f8 2e mov r15, r24 269a: f2 18 sub r15, r2 269c: 8f e7 ldi r24, 0x7F ; 127 269e: d8 2e mov r13, r24 26a0: d1 22 and r13, r17 26a2: d6 fe sbrs r13, 6 26a4: 0b c0 rjmp .+22 ; 0x26bc 26a6: 5e ef ldi r21, 0xFE ; 254 26a8: d5 22 and r13, r21 26aa: f9 14 cp r15, r9 26ac: 38 f4 brcc .+14 ; 0x26bc 26ae: d4 fe sbrs r13, 4 26b0: 07 c0 rjmp .+14 ; 0x26c0 26b2: d2 fc sbrc r13, 2 26b4: 05 c0 rjmp .+10 ; 0x26c0 26b6: 8f ee ldi r24, 0xEF ; 239 26b8: d8 22 and r13, r24 26ba: 02 c0 rjmp .+4 ; 0x26c0 26bc: 1f 2d mov r17, r15 26be: 01 c0 rjmp .+2 ; 0x26c2 26c0: 19 2d mov r17, r9 26c2: d4 fe sbrs r13, 4 26c4: 0d c0 rjmp .+26 ; 0x26e0 26c6: fe 01 movw r30, r28 26c8: ef 0d add r30, r15 26ca: f1 1d adc r31, r1 26cc: 80 81 ld r24, Z 26ce: 80 33 cpi r24, 0x30 ; 48 26d0: 19 f4 brne .+6 ; 0x26d8 26d2: 99 ee ldi r25, 0xE9 ; 233 26d4: d9 22 and r13, r25 26d6: 08 c0 rjmp .+16 ; 0x26e8 26d8: 1f 5f subi r17, 0xFF ; 255 26da: d2 fe sbrs r13, 2 26dc: 05 c0 rjmp .+10 ; 0x26e8 26de: 03 c0 rjmp .+6 ; 0x26e6 26e0: 8d 2d mov r24, r13 26e2: 86 78 andi r24, 0x86 ; 134 26e4: 09 f0 breq .+2 ; 0x26e8 26e6: 1f 5f subi r17, 0xFF ; 255 26e8: 0d 2d mov r16, r13 26ea: d3 fc sbrc r13, 3 26ec: 14 c0 rjmp .+40 ; 0x2716 26ee: d0 fe sbrs r13, 0 26f0: 0f c0 rjmp .+30 ; 0x2710 26f2: 1c 15 cp r17, r12 26f4: 10 f0 brcs .+4 ; 0x26fa 26f6: 9f 2c mov r9, r15 26f8: 0b c0 rjmp .+22 ; 0x2710 26fa: 9f 2c mov r9, r15 26fc: 9c 0c add r9, r12 26fe: 91 1a sub r9, r17 2700: 1c 2d mov r17, r12 2702: 06 c0 rjmp .+12 ; 0x2710 2704: b3 01 movw r22, r6 2706: 80 e2 ldi r24, 0x20 ; 32 2708: 90 e0 ldi r25, 0x00 ; 0 270a: 0e 94 fc 13 call 0x27f8 ; 0x27f8 270e: 1f 5f subi r17, 0xFF ; 255 2710: 1c 15 cp r17, r12 2712: c0 f3 brcs .-16 ; 0x2704 2714: 04 c0 rjmp .+8 ; 0x271e 2716: 1c 15 cp r17, r12 2718: 10 f4 brcc .+4 ; 0x271e 271a: c1 1a sub r12, r17 271c: 01 c0 rjmp .+2 ; 0x2720 271e: cc 24 eor r12, r12 2720: 04 ff sbrs r16, 4 2722: 10 c0 rjmp .+32 ; 0x2744 2724: b3 01 movw r22, r6 2726: 80 e3 ldi r24, 0x30 ; 48 2728: 90 e0 ldi r25, 0x00 ; 0 272a: 0e 94 fc 13 call 0x27f8 ; 0x27f8 272e: 02 ff sbrs r16, 2 2730: 1e c0 rjmp .+60 ; 0x276e 2732: 01 fd sbrc r16, 1 2734: 03 c0 rjmp .+6 ; 0x273c 2736: 88 e7 ldi r24, 0x78 ; 120 2738: 90 e0 ldi r25, 0x00 ; 0 273a: 02 c0 rjmp .+4 ; 0x2740 273c: 88 e5 ldi r24, 0x58 ; 88 273e: 90 e0 ldi r25, 0x00 ; 0 2740: b3 01 movw r22, r6 2742: 0c c0 rjmp .+24 ; 0x275c 2744: 80 2f mov r24, r16 2746: 86 78 andi r24, 0x86 ; 134 2748: 91 f0 breq .+36 ; 0x276e 274a: 01 ff sbrs r16, 1 274c: 02 c0 rjmp .+4 ; 0x2752 274e: 8b e2 ldi r24, 0x2B ; 43 2750: 01 c0 rjmp .+2 ; 0x2754 2752: 80 e2 ldi r24, 0x20 ; 32 2754: d7 fc sbrc r13, 7 2756: 8d e2 ldi r24, 0x2D ; 45 2758: b3 01 movw r22, r6 275a: 90 e0 ldi r25, 0x00 ; 0 275c: 0e 94 fc 13 call 0x27f8 ; 0x27f8 2760: 06 c0 rjmp .+12 ; 0x276e 2762: b3 01 movw r22, r6 2764: 80 e3 ldi r24, 0x30 ; 48 2766: 90 e0 ldi r25, 0x00 ; 0 2768: 0e 94 fc 13 call 0x27f8 ; 0x27f8 276c: 9a 94 dec r9 276e: f9 14 cp r15, r9 2770: c0 f3 brcs .-16 ; 0x2762 2772: fa 94 dec r15 2774: f1 01 movw r30, r2 2776: ef 0d add r30, r15 2778: f1 1d adc r31, r1 277a: b3 01 movw r22, r6 277c: 80 81 ld r24, Z 277e: 90 e0 ldi r25, 0x00 ; 0 2780: 0e 94 fc 13 call 0x27f8 ; 0x27f8 2784: ff 20 and r15, r15 2786: a9 f7 brne .-22 ; 0x2772 2788: 06 c0 rjmp .+12 ; 0x2796 278a: b3 01 movw r22, r6 278c: 80 e2 ldi r24, 0x20 ; 32 278e: 90 e0 ldi r25, 0x00 ; 0 2790: 0e 94 fc 13 call 0x27f8 ; 0x27f8 2794: ca 94 dec r12 2796: cc 20 and r12, r12 2798: c1 f7 brne .-16 ; 0x278a 279a: 41 ce rjmp .-894 ; 0x241e 279c: f3 01 movw r30, r6 279e: 66 81 ldd r22, Z+6 ; 0x06 27a0: 77 81 ldd r23, Z+7 ; 0x07 27a2: cb 01 movw r24, r22 27a4: 2b 96 adiw r28, 0x0b ; 11 27a6: e2 e1 ldi r30, 0x12 ; 18 27a8: 0c 94 e3 14 jmp 0x29c6 ; 0x29c6 <__epilogue_restores__> 000027ac : 27ac: fc 01 movw r30, r24 27ae: 05 90 lpm r0, Z+ 27b0: 61 50 subi r22, 0x01 ; 1 27b2: 70 40 sbci r23, 0x00 ; 0 27b4: 01 10 cpse r0, r1 27b6: d8 f7 brcc .-10 ; 0x27ae 27b8: 80 95 com r24 27ba: 90 95 com r25 27bc: 8e 0f add r24, r30 27be: 9f 1f adc r25, r31 27c0: 08 95 ret 000027c2 : 27c2: fc 01 movw r30, r24 27c4: 61 50 subi r22, 0x01 ; 1 27c6: 70 40 sbci r23, 0x00 ; 0 27c8: 01 90 ld r0, Z+ 27ca: 01 10 cpse r0, r1 27cc: d8 f7 brcc .-10 ; 0x27c4 27ce: 80 95 com r24 27d0: 90 95 com r25 27d2: 8e 0f add r24, r30 27d4: 9f 1f adc r25, r31 27d6: 08 95 ret 000027d8 : 27d8: dc 01 movw r26, r24 27da: fc 01 movw r30, r24 27dc: 67 2f mov r22, r23 27de: 71 91 ld r23, Z+ 27e0: 77 23 and r23, r23 27e2: e1 f7 brne .-8 ; 0x27dc 27e4: 32 97 sbiw r30, 0x02 ; 2 27e6: 04 c0 rjmp .+8 ; 0x27f0 27e8: 7c 91 ld r23, X 27ea: 6d 93 st X+, r22 27ec: 70 83 st Z, r23 27ee: 62 91 ld r22, -Z 27f0: ae 17 cp r26, r30 27f2: bf 07 cpc r27, r31 27f4: c8 f3 brcs .-14 ; 0x27e8 27f6: 08 95 ret 000027f8 : 27f8: 0f 93 push r16 27fa: 1f 93 push r17 27fc: cf 93 push r28 27fe: df 93 push r29 2800: 8c 01 movw r16, r24 2802: eb 01 movw r28, r22 2804: 8b 81 ldd r24, Y+3 ; 0x03 2806: 81 ff sbrs r24, 1 2808: 1b c0 rjmp .+54 ; 0x2840 280a: 82 ff sbrs r24, 2 280c: 0d c0 rjmp .+26 ; 0x2828 280e: 2e 81 ldd r18, Y+6 ; 0x06 2810: 3f 81 ldd r19, Y+7 ; 0x07 2812: 8c 81 ldd r24, Y+4 ; 0x04 2814: 9d 81 ldd r25, Y+5 ; 0x05 2816: 28 17 cp r18, r24 2818: 39 07 cpc r19, r25 281a: 64 f4 brge .+24 ; 0x2834 281c: e8 81 ld r30, Y 281e: f9 81 ldd r31, Y+1 ; 0x01 2820: 01 93 st Z+, r16 2822: f9 83 std Y+1, r31 ; 0x01 2824: e8 83 st Y, r30 2826: 06 c0 rjmp .+12 ; 0x2834 2828: e8 85 ldd r30, Y+8 ; 0x08 282a: f9 85 ldd r31, Y+9 ; 0x09 282c: 80 2f mov r24, r16 282e: 09 95 icall 2830: 89 2b or r24, r25 2832: 31 f4 brne .+12 ; 0x2840 2834: 8e 81 ldd r24, Y+6 ; 0x06 2836: 9f 81 ldd r25, Y+7 ; 0x07 2838: 01 96 adiw r24, 0x01 ; 1 283a: 9f 83 std Y+7, r25 ; 0x07 283c: 8e 83 std Y+6, r24 ; 0x06 283e: 02 c0 rjmp .+4 ; 0x2844 2840: 0f ef ldi r16, 0xFF ; 255 2842: 1f ef ldi r17, 0xFF ; 255 2844: c8 01 movw r24, r16 2846: df 91 pop r29 2848: cf 91 pop r28 284a: 1f 91 pop r17 284c: 0f 91 pop r16 284e: 08 95 ret 00002850 <__ultoa_invert>: 2850: fa 01 movw r30, r20 2852: aa 27 eor r26, r26 2854: 28 30 cpi r18, 0x08 ; 8 2856: 51 f1 breq .+84 ; 0x28ac <__ultoa_invert+0x5c> 2858: 20 31 cpi r18, 0x10 ; 16 285a: 81 f1 breq .+96 ; 0x28bc <__ultoa_invert+0x6c> 285c: e8 94 clt 285e: 6f 93 push r22 2860: 6e 7f andi r22, 0xFE ; 254 2862: 6e 5f subi r22, 0xFE ; 254 2864: 7f 4f sbci r23, 0xFF ; 255 2866: 8f 4f sbci r24, 0xFF ; 255 2868: 9f 4f sbci r25, 0xFF ; 255 286a: af 4f sbci r26, 0xFF ; 255 286c: b1 e0 ldi r27, 0x01 ; 1 286e: 3e d0 rcall .+124 ; 0x28ec <__ultoa_invert+0x9c> 2870: b4 e0 ldi r27, 0x04 ; 4 2872: 3c d0 rcall .+120 ; 0x28ec <__ultoa_invert+0x9c> 2874: 67 0f add r22, r23 2876: 78 1f adc r23, r24 2878: 89 1f adc r24, r25 287a: 9a 1f adc r25, r26 287c: a1 1d adc r26, r1 287e: 68 0f add r22, r24 2880: 79 1f adc r23, r25 2882: 8a 1f adc r24, r26 2884: 91 1d adc r25, r1 2886: a1 1d adc r26, r1 2888: 6a 0f add r22, r26 288a: 71 1d adc r23, r1 288c: 81 1d adc r24, r1 288e: 91 1d adc r25, r1 2890: a1 1d adc r26, r1 2892: 20 d0 rcall .+64 ; 0x28d4 <__ultoa_invert+0x84> 2894: 09 f4 brne .+2 ; 0x2898 <__ultoa_invert+0x48> 2896: 68 94 set 2898: 3f 91 pop r19 289a: 2a e0 ldi r18, 0x0A ; 10 289c: 26 9f mul r18, r22 289e: 11 24 eor r1, r1 28a0: 30 19 sub r19, r0 28a2: 30 5d subi r19, 0xD0 ; 208 28a4: 31 93 st Z+, r19 28a6: de f6 brtc .-74 ; 0x285e <__ultoa_invert+0xe> 28a8: cf 01 movw r24, r30 28aa: 08 95 ret 28ac: 46 2f mov r20, r22 28ae: 47 70 andi r20, 0x07 ; 7 28b0: 40 5d subi r20, 0xD0 ; 208 28b2: 41 93 st Z+, r20 28b4: b3 e0 ldi r27, 0x03 ; 3 28b6: 0f d0 rcall .+30 ; 0x28d6 <__ultoa_invert+0x86> 28b8: c9 f7 brne .-14 ; 0x28ac <__ultoa_invert+0x5c> 28ba: f6 cf rjmp .-20 ; 0x28a8 <__ultoa_invert+0x58> 28bc: 46 2f mov r20, r22 28be: 4f 70 andi r20, 0x0F ; 15 28c0: 40 5d subi r20, 0xD0 ; 208 28c2: 4a 33 cpi r20, 0x3A ; 58 28c4: 18 f0 brcs .+6 ; 0x28cc <__ultoa_invert+0x7c> 28c6: 49 5d subi r20, 0xD9 ; 217 28c8: 31 fd sbrc r19, 1 28ca: 40 52 subi r20, 0x20 ; 32 28cc: 41 93 st Z+, r20 28ce: 02 d0 rcall .+4 ; 0x28d4 <__ultoa_invert+0x84> 28d0: a9 f7 brne .-22 ; 0x28bc <__ultoa_invert+0x6c> 28d2: ea cf rjmp .-44 ; 0x28a8 <__ultoa_invert+0x58> 28d4: b4 e0 ldi r27, 0x04 ; 4 28d6: a6 95 lsr r26 28d8: 97 95 ror r25 28da: 87 95 ror r24 28dc: 77 95 ror r23 28de: 67 95 ror r22 28e0: ba 95 dec r27 28e2: c9 f7 brne .-14 ; 0x28d6 <__ultoa_invert+0x86> 28e4: 00 97 sbiw r24, 0x00 ; 0 28e6: 61 05 cpc r22, r1 28e8: 71 05 cpc r23, r1 28ea: 08 95 ret 28ec: 9b 01 movw r18, r22 28ee: ac 01 movw r20, r24 28f0: 0a 2e mov r0, r26 28f2: 06 94 lsr r0 28f4: 57 95 ror r21 28f6: 47 95 ror r20 28f8: 37 95 ror r19 28fa: 27 95 ror r18 28fc: ba 95 dec r27 28fe: c9 f7 brne .-14 ; 0x28f2 <__ultoa_invert+0xa2> 2900: 62 0f add r22, r18 2902: 73 1f adc r23, r19 2904: 84 1f adc r24, r20 2906: 95 1f adc r25, r21 2908: a0 1d adc r26, r0 290a: 08 95 ret 0000290c <__mulsi3>: 290c: 62 9f mul r22, r18 290e: d0 01 movw r26, r0 2910: 73 9f mul r23, r19 2912: f0 01 movw r30, r0 2914: 82 9f mul r24, r18 2916: e0 0d add r30, r0 2918: f1 1d adc r31, r1 291a: 64 9f mul r22, r20 291c: e0 0d add r30, r0 291e: f1 1d adc r31, r1 2920: 92 9f mul r25, r18 2922: f0 0d add r31, r0 2924: 83 9f mul r24, r19 2926: f0 0d add r31, r0 2928: 74 9f mul r23, r20 292a: f0 0d add r31, r0 292c: 65 9f mul r22, r21 292e: f0 0d add r31, r0 2930: 99 27 eor r25, r25 2932: 72 9f mul r23, r18 2934: b0 0d add r27, r0 2936: e1 1d adc r30, r1 2938: f9 1f adc r31, r25 293a: 63 9f mul r22, r19 293c: b0 0d add r27, r0 293e: e1 1d adc r30, r1 2940: f9 1f adc r31, r25 2942: bd 01 movw r22, r26 2944: cf 01 movw r24, r30 2946: 11 24 eor r1, r1 2948: 08 95 ret 0000294a <__udivmodsi4>: 294a: a1 e2 ldi r26, 0x21 ; 33 294c: 1a 2e mov r1, r26 294e: aa 1b sub r26, r26 2950: bb 1b sub r27, r27 2952: fd 01 movw r30, r26 2954: 0d c0 rjmp .+26 ; 0x2970 <__udivmodsi4_ep> 00002956 <__udivmodsi4_loop>: 2956: aa 1f adc r26, r26 2958: bb 1f adc r27, r27 295a: ee 1f adc r30, r30 295c: ff 1f adc r31, r31 295e: a2 17 cp r26, r18 2960: b3 07 cpc r27, r19 2962: e4 07 cpc r30, r20 2964: f5 07 cpc r31, r21 2966: 20 f0 brcs .+8 ; 0x2970 <__udivmodsi4_ep> 2968: a2 1b sub r26, r18 296a: b3 0b sbc r27, r19 296c: e4 0b sbc r30, r20 296e: f5 0b sbc r31, r21 00002970 <__udivmodsi4_ep>: 2970: 66 1f adc r22, r22 2972: 77 1f adc r23, r23 2974: 88 1f adc r24, r24 2976: 99 1f adc r25, r25 2978: 1a 94 dec r1 297a: 69 f7 brne .-38 ; 0x2956 <__udivmodsi4_loop> 297c: 60 95 com r22 297e: 70 95 com r23 2980: 80 95 com r24 2982: 90 95 com r25 2984: 9b 01 movw r18, r22 2986: ac 01 movw r20, r24 2988: bd 01 movw r22, r26 298a: cf 01 movw r24, r30 298c: 08 95 ret 0000298e <__prologue_saves__>: 298e: 2f 92 push r2 2990: 3f 92 push r3 2992: 4f 92 push r4 2994: 5f 92 push r5 2996: 6f 92 push r6 2998: 7f 92 push r7 299a: 8f 92 push r8 299c: 9f 92 push r9 299e: af 92 push r10 29a0: bf 92 push r11 29a2: cf 92 push r12 29a4: df 92 push r13 29a6: ef 92 push r14 29a8: ff 92 push r15 29aa: 0f 93 push r16 29ac: 1f 93 push r17 29ae: cf 93 push r28 29b0: df 93 push r29 29b2: cd b7 in r28, 0x3d ; 61 29b4: de b7 in r29, 0x3e ; 62 29b6: ca 1b sub r28, r26 29b8: db 0b sbc r29, r27 29ba: 0f b6 in r0, 0x3f ; 63 29bc: f8 94 cli 29be: de bf out 0x3e, r29 ; 62 29c0: 0f be out 0x3f, r0 ; 63 29c2: cd bf out 0x3d, r28 ; 61 29c4: 09 94 ijmp 000029c6 <__epilogue_restores__>: 29c6: 2a 88 ldd r2, Y+18 ; 0x12 29c8: 39 88 ldd r3, Y+17 ; 0x11 29ca: 48 88 ldd r4, Y+16 ; 0x10 29cc: 5f 84 ldd r5, Y+15 ; 0x0f 29ce: 6e 84 ldd r6, Y+14 ; 0x0e 29d0: 7d 84 ldd r7, Y+13 ; 0x0d 29d2: 8c 84 ldd r8, Y+12 ; 0x0c 29d4: 9b 84 ldd r9, Y+11 ; 0x0b 29d6: aa 84 ldd r10, Y+10 ; 0x0a 29d8: b9 84 ldd r11, Y+9 ; 0x09 29da: c8 84 ldd r12, Y+8 ; 0x08 29dc: df 80 ldd r13, Y+7 ; 0x07 29de: ee 80 ldd r14, Y+6 ; 0x06 29e0: fd 80 ldd r15, Y+5 ; 0x05 29e2: 0c 81 ldd r16, Y+4 ; 0x04 29e4: 1b 81 ldd r17, Y+3 ; 0x03 29e6: aa 81 ldd r26, Y+2 ; 0x02 29e8: b9 81 ldd r27, Y+1 ; 0x01 29ea: ce 0f add r28, r30 29ec: d1 1d adc r29, r1 29ee: 0f b6 in r0, 0x3f ; 63 29f0: f8 94 cli 29f2: de bf out 0x3e, r29 ; 62 29f4: 0f be out 0x3f, r0 ; 63 29f6: cd bf out 0x3d, r28 ; 61 29f8: ed 01 movw r28, r26 29fa: 08 95 ret 000029fc <__udivmodhi4>: 29fc: aa 1b sub r26, r26 29fe: bb 1b sub r27, r27 2a00: 51 e1 ldi r21, 0x11 ; 17 2a02: 07 c0 rjmp .+14 ; 0x2a12 <__udivmodhi4_ep> 00002a04 <__udivmodhi4_loop>: 2a04: aa 1f adc r26, r26 2a06: bb 1f adc r27, r27 2a08: a6 17 cp r26, r22 2a0a: b7 07 cpc r27, r23 2a0c: 10 f0 brcs .+4 ; 0x2a12 <__udivmodhi4_ep> 2a0e: a6 1b sub r26, r22 2a10: b7 0b sbc r27, r23 00002a12 <__udivmodhi4_ep>: 2a12: 88 1f adc r24, r24 2a14: 99 1f adc r25, r25 2a16: 5a 95 dec r21 2a18: a9 f7 brne .-22 ; 0x2a04 <__udivmodhi4_loop> 2a1a: 80 95 com r24 2a1c: 90 95 com r25 2a1e: bc 01 movw r22, r24 2a20: cd 01 movw r24, r26 2a22: 08 95 ret 00002a24 <_exit>: 2a24: f8 94 cli 00002a26 <__stop_program>: 2a26: ff cf rjmp .-2 ; 0x2a26 <__stop_program>