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GAS LISTING C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s                   page 1


   1                            .file   "DebugInterface.c"
   2                            .arch atmega8
   3                    __SREG__ = 0x3f
   4                    __SP_H__ = 0x3e
   5                    __SP_L__ = 0x3d
   6                    __tmp_reg__ = 0
   7                    __zero_reg__ = 1
   8                            .global __do_copy_data
   9                            .global __do_clear_bss
  10                            .stabs  "C:\\WinAVR\\AVRcam_dev_1_3_2/",100,0,0,.Ltext0
  11                            .stabs  "DebugInterface.c",100,0,0,.Ltext0
  12                            .text
  13                    .Ltext0:
  14                            .stabs  "gcc2_compiled.",60,0,0,0
  15                            .stabs  "int:t(0,1)=r(0,1);-32768;32767;",128,0,0,0
  16                            .stabs  "char:t(0,2)=@s8;r(0,2);0;255;",128,0,0,0
  17                            .stabs  "long int:t(0,3)=@s32;r(0,3);0020000000000;0017777777777;",128,0,0,0
  18                            .stabs  "unsigned int:t(0,4)=r(0,4);0000000000000;0000000177777;",128,0,0,0
  19                            .stabs  "long unsigned int:t(0,5)=@s32;r(0,5);0000000000000;0037777777777;",128,0,0,0
  20                            .stabs  "long long int:t(0,6)=@s64;r(0,6);01000000000000000000000;0777777777777777777777;",128,0,0,
  21                            .stabs  "long long unsigned int:t(0,7)=@s64;r(0,7);0000000000000;01777777777777777777777;",128,0,0,
  22                            .stabs  "short int:t(0,8)=r(0,8);-32768;32767;",128,0,0,0
  23                            .stabs  "short unsigned int:t(0,9)=r(0,9);0000000000000;0000000177777;",128,0,0,0
  24                            .stabs  "signed char:t(0,10)=@s8;r(0,10);-128;127;",128,0,0,0
  25                            .stabs  "unsigned char:t(0,11)=@s8;r(0,11);0;255;",128,0,0,0
  26                            .stabs  "float:t(0,12)=r(0,1);4;0;",128,0,0,0
  27                            .stabs  "double:t(0,13)=r(0,1);4;0;",128,0,0,0
  28                            .stabs  "long double:t(0,14)=r(0,1);4;0;",128,0,0,0
  29                            .stabs  "complex int:t(0,15)=s4real:(0,1),0,16;imag:(0,1),16,16;;",128,0,0,0
  30                            .stabs  "complex float:t(0,16)=R3;8;0;",128,0,0,0
  31                            .stabs  "complex double:t(0,17)=R3;8;0;",128,0,0,0
  32                            .stabs  "complex long double:t(0,18)=R3;8;0;",128,0,0,0
  33                            .stabs  "__builtin_va_list:t(0,19)=*(0,20)=(0,20)",128,0,0,0
  34                            .stabs  "_Bool:t(0,21)=@s8;-16;",128,0,0,0
  35                            .stabs  "DebugInterface.c",130,0,0,0
  36                            .stabs  "CommonDefs.h",130,0,0,0
  37                            .stabs  "C:/WinAVR/avr/include/avr/interrupt.h",130,0,0,0
  38                            .stabs  "C:/WinAVR/avr/include/avr/io.h",130,0,0,0
  39                            .stabs  "C:/WinAVR/avr/include/avr/sfr_defs.h",130,0,0,0
  40                            .stabn  162,0,0,0
  41                            .stabs  "C:/WinAVR/avr/include/avr/iom8.h",130,0,0,0
  42                            .stabn  162,0,0,0
  43                            .stabn  162,0,0,0
  44                            .stabn  162,0,0,0
  45                            .stabs  "bool_t:t(2,1)=(0,11)",128,0,56,0
  46                            .stabn  162,0,0,0
  47                            .stabs  "UartInterface.h",130,0,0,0
  48                            .stabn  162,0,0,0
  49                            .stabs  "Utility.h",130,0,0,0
  50                            .stabn  162,0,0,0
  51                            .stabs  "DebugInt_init:F(0,20)",36,0,71,DebugInt_init
  52                    .global DebugInt_init
  53                            .type   DebugInt_init, @function
  54                    DebugInt_init:
   1:DebugInterface.c **** /*
   2:DebugInterface.c ****     Copyright (C) 2004    John Orlando
   3:DebugInterface.c ****     
GAS LISTING C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s                  page 2


   4:DebugInterface.c ****    AVRcam: a small real-time image processing engine.
   5:DebugInterface.c **** 
   6:DebugInterface.c ****     This program is free software; you can redistribute it and/or
   7:DebugInterface.c ****     modify it under the terms of the GNU General Public
   8:DebugInterface.c ****     License as published by the Free Software Foundation; either
   9:DebugInterface.c ****     version 2 of the License, or (at your option) any later version.
  10:DebugInterface.c **** 
  11:DebugInterface.c ****     This program is distributed in the hope that it will be useful,
  12:DebugInterface.c ****     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13:DebugInterface.c ****     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14:DebugInterface.c ****     General Public License for more details.
  15:DebugInterface.c **** 
  16:DebugInterface.c ****     You should have received a copy of the GNU General Public
  17:DebugInterface.c ****     License along with this program; if not, write to the Free Software
  18:DebugInterface.c ****     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19:DebugInterface.c **** 
  20:DebugInterface.c ****    For more information on the AVRcam, please contact:
  21:DebugInterface.c **** 
  22:DebugInterface.c ****    john@jrobot.net
  23:DebugInterface.c **** 
  24:DebugInterface.c ****    or go to www.jrobot.net for more details regarding the system.
  25:DebugInterface.c **** */
  26:DebugInterface.c **** /***********************************************************
  27:DebugInterface.c ****      Module Name: DebugInterface.c
  28:DebugInterface.c ****      Module Date: 04/15/2004
  29:DebugInterface.c ****      Module Auth: John Orlando
  30:DebugInterface.c ****      
  31:DebugInterface.c ****      Description: This module is responsible for providing a
  32:DebugInterface.c ****      debug interface to the system.  Currently, the only
  33:DebugInterface.c ****      debugging that is available is through the on-board
  34:DebugInterface.c ****      UART (which is used by the main application as well) in
  35:DebugInterface.c ****      addition to the LED hooked up at PORTD bit 6.
  36:DebugInterface.c ****     
  37:DebugInterface.c ****     Revision History:
  38:DebugInterface.c ****     Date        Rel Ver.    Notes
  39:DebugInterface.c ****     4/10/2004      0.1     Module created
  40:DebugInterface.c ****     6/30/2004      1.0     Initial release for Circuit Cellar
  41:DebugInterface.c ****                            contest.
  42:DebugInterface.c **** ***********************************************************/
  43:DebugInterface.c **** 
  44:DebugInterface.c **** /*   Includes */
  45:DebugInterface.c **** #include "CommonDefs.h"
  46:DebugInterface.c **** #include "UartInterface.h"
  47:DebugInterface.c **** #include "Utility.h"
  48:DebugInterface.c **** 
  49:DebugInterface.c **** /*  Local Variables */
  50:DebugInterface.c **** 
  51:DebugInterface.c **** /*   Local Structures and Typedefs */
  52:DebugInterface.c **** 
  53:DebugInterface.c **** /*  Extern Variables */
  54:DebugInterface.c **** 
  55:DebugInterface.c **** /*  Definitions */
  56:DebugInterface.c **** 
  57:DebugInterface.c **** /***********************************************************
  58:DebugInterface.c ****      Function Name: DebugInt_init
  59:DebugInterface.c ****      Function Description: This function is responsible for
  60:DebugInterface.c ****      initializing the debug module.  It sets up the debug LED
GAS LISTING C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s                  page 3


  61:DebugInterface.c ****      as well as any other debugging that will be done.  The 
  62:DebugInterface.c ****     LED blinks four times, which indicates to the user
  63:DebugInterface.c ****     that the system is available for re-programming if 
  64:DebugInterface.c ****     necessary.  This works because the data lines on the
  65:DebugInterface.c ****     OV6620 are still tri-stated at this point, but won't
  66:DebugInterface.c ****     be for long after this function returns.
  67:DebugInterface.c ****      Inputs:  none
  68:DebugInterface.c ****      Outputs: none
  69:DebugInterface.c **** ***********************************************************/ 
  70:DebugInterface.c **** void DebugInt_init(void)
  71:DebugInterface.c **** {
  55                            .stabn 68,0,71,.LM1-DebugInt_init
  56                    .LM1:
  57                    /* prologue: frame size=0 */
  58 0000 1F93                  push r17
  59                    /* prologue end (size=1) */
  72:DebugInterface.c ****      /* set PortD pin6 for output */
  73:DebugInterface.c ****      DDRD  |= 0x40;
  60                            .stabn 68,0,73,.LM2-DebugInt_init
  61                    .LM2:
  62 0002 8E9A                  sbi 49-0x20,6
  74:DebugInterface.c ****      /* turn on LED */
  75:DebugInterface.c ****      PORTD |= 0x40;
  63                            .stabn 68,0,75,.LM3-DebugInt_init
  64                    .LM3:
  65 0004 969A                  sbi 50-0x20,6
  76:DebugInterface.c ****     Utility_delay(500);
  66                            .stabn 68,0,76,.LM4-DebugInt_init
  67                    .LM4:
  68 0006 84EF                  ldi r24,lo8(500)
  69 0008 91E0                  ldi r25,hi8(500)
  70 000a 00D0                  rcall Utility_delay
  77:DebugInterface.c ****     PORTD &= 0xBF;
  71                            .stabn 68,0,77,.LM5-DebugInt_init
  72                    .LM5:
  73 000c 1FEB                  ldi r17,lo8(-65)
  74 000e 82B3                  in r24,50-0x20
  75 0010 8123                  and r24,r17
  76 0012 82BB                  out 50-0x20,r24
  78:DebugInterface.c ****     Utility_delay(500);
  77                            .stabn 68,0,78,.LM6-DebugInt_init
  78                    .LM6:
  79 0014 84EF                  ldi r24,lo8(500)
  80 0016 91E0                  ldi r25,hi8(500)
  81 0018 00D0                  rcall Utility_delay
  79:DebugInterface.c ****     PORTD |= 0x40;
  82                            .stabn 68,0,79,.LM7-DebugInt_init
  83                    .LM7:
  84 001a 969A                  sbi 50-0x20,6
  80:DebugInterface.c ****     Utility_delay(500);
  85                            .stabn 68,0,80,.LM8-DebugInt_init
  86                    .LM8:
  87 001c 84EF                  ldi r24,lo8(500)
  88 001e 91E0                  ldi r25,hi8(500)
  89 0020 00D0                  rcall Utility_delay
  81:DebugInterface.c ****     PORTD &= 0xBF;
  90                            .stabn 68,0,81,.LM9-DebugInt_init
GAS LISTING C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s                  page 4


  91                    .LM9:
  92 0022 82B3                  in r24,50-0x20
  93 0024 8123                  and r24,r17
  94 0026 82BB                  out 50-0x20,r24
  82:DebugInterface.c ****     Utility_delay(500);
  95                            .stabn 68,0,82,.LM10-DebugInt_init
  96                    .LM10:
  97 0028 84EF                  ldi r24,lo8(500)
  98 002a 91E0                  ldi r25,hi8(500)
  99 002c 00D0                  rcall Utility_delay
  83:DebugInterface.c ****     PORTD |= 0x40;
 100                            .stabn 68,0,83,.LM11-DebugInt_init
 101                    .LM11:
 102 002e 969A                  sbi 50-0x20,6
  84:DebugInterface.c ****     Utility_delay(500);
 103                            .stabn 68,0,84,.LM12-DebugInt_init
 104                    .LM12:
 105 0030 84EF                  ldi r24,lo8(500)
 106 0032 91E0                  ldi r25,hi8(500)
 107 0034 00D0                  rcall Utility_delay
  85:DebugInterface.c ****     PORTD &= 0xBF;
 108                            .stabn 68,0,85,.LM13-DebugInt_init
 109                    .LM13:
 110 0036 82B3                  in r24,50-0x20
 111 0038 8123                  and r24,r17
 112 003a 82BB                  out 50-0x20,r24
  86:DebugInterface.c ****     Utility_delay(500);
 113                            .stabn 68,0,86,.LM14-DebugInt_init
 114                    .LM14:
 115 003c 84EF                  ldi r24,lo8(500)
 116 003e 91E0                  ldi r25,hi8(500)
 117 0040 00D0                  rcall Utility_delay
  87:DebugInterface.c ****     PORTD |= 0x40;
 118                            .stabn 68,0,87,.LM15-DebugInt_init
 119                    .LM15:
 120 0042 969A                  sbi 50-0x20,6
  88:DebugInterface.c **** }
 121                            .stabn 68,0,88,.LM16-DebugInt_init
 122                    .LM16:
 123                    /* epilogue: frame size=0 */
 124 0044 1F91                  pop r17
 125 0046 0895                  ret
 126                    /* epilogue end (size=2) */
 127                    /* function DebugInt_init size 36 (33) */
 128                            .size   DebugInt_init, .-DebugInt_init
 129                    .Lscope0:
 130                            .stabs  "",36,0,0,.Lscope0-DebugInt_init
 131                            .text
 132                            .stabs "",100,0,0,Letext
 133                    Letext:
 134                    /* File "DebugInterface.c": code   36 = 0x0024 (  33), prologues   1, epilogues   2 */
GAS LISTING C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s                  page 5


DEFINED SYMBOLS
                            *ABS*:00000000 DebugInterface.c
                            *ABS*:0000003f __SREG__
                            *ABS*:0000003e __SP_H__
                            *ABS*:0000003d __SP_L__
                            *ABS*:00000000 __tmp_reg__
                            *ABS*:00000001 __zero_reg__
C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s:54     .text:00000000 DebugInt_init
C:\DOCUME~1\John\LOCALS~1\Temp/ccm4aaaa.s:133    .text:00000048 Letext

UNDEFINED SYMBOLS
__do_copy_data
__do_clear_bss
Utility_delay