Rev Author Line No. Line
2420 kaklik 1 # script for stm32
2  
3 if { [info exists CHIPNAME] } {
4 set _CHIPNAME $CHIPNAME
5 } else {
6 set _CHIPNAME stm32
7 }
8  
9 if { [info exists ENDIAN] } {
10 set _ENDIAN $ENDIAN
11 } else {
12 set _ENDIAN little
13 }
14  
15 # Work-area is a space in RAM used for flash programming
16 # By default use 16kB
17 if { [info exists WORKAREASIZE] } {
18 set _WORKAREASIZE $WORKAREASIZE
19 } else {
20 set _WORKAREASIZE 0x4000
21 }
22  
23 # JTAG speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so use F_JTAG = 1MHz
24 jtag_khz 1000
25  
26 jtag_nsrst_delay 20
27 jtag_ntrst_delay 20
28  
29 reset_config trst_and_srst
30  
31 #jtag scan chain
32 if { [info exists CPUTAPID ] } {
33 set _CPUTAPID $CPUTAPID
34 } else {
35 # See STM Document RM0008
36 # Section 26.6.3
37 set _CPUTAPID 0x3ba00477
38 }
39 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
40  
41 if { [info exists BSTAPID ] } {
42 # FIXME this never gets used to override defaults...
43 set _BSTAPID $BSTAPID
44 } else {
45 # See STM Document RM0008
46 # Section 29.6.2
47 # Low density devices, Rev A
48 set _BSTAPID1 0x06412041
49 # Medium density devices, Rev A
50 set _BSTAPID2 0x06410041
51 # Medium density devices, Rev B and Rev Z
52 set _BSTAPID3 0x16410041
53 # High density devices, Rev A
54 set _BSTAPID4 0x06414041
55 # Connectivity line devices, Rev A and Rev Z
56 set _BSTAPID5 0x06418041
57 }
58 jtag newtap $_CHIPNAME bs -irlen 5 -expected-id $_BSTAPID1 \
59 -expected-id $_BSTAPID2 -expected-id $_BSTAPID3 \
60 -expected-id $_BSTAPID4 -expected-id $_BSTAPID5
61  
62 set _TARGETNAME $_CHIPNAME.cpu
63 target create $_TARGETNAME cortex_m3 -endian $_ENDIAN -chain-position $_TARGETNAME
64  
65 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
66  
67 set _FLASHNAME $_CHIPNAME.flash
68 flash bank $_FLASHNAME stm32x 0 0 0 0 $_TARGETNAME
69  
70 # For more information about the configuration files, take a look at:
71 # openocd.texi