1 # script for stm32f3x family
4 # stm32 devices support both JTAG and SWD transports.
6 source [find target/swj-dp.tcl]
8 if { [info exists CHIPNAME] } {
9 set _CHIPNAME $CHIPNAME
11 set _CHIPNAME stm32f3x
16 # Work-area is a space in RAM used for flash programming
18 if { [info exists WORKAREASIZE] } {
19 set _WORKAREASIZE $WORKAREASIZE
21 set _WORKAREASIZE 0x4000
24 # JTAG speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so use F_JTAG = 1MHz
26 # Since we may be running of an RC oscilator, we crank down the speed a
27 # bit more to be on the safe side. Perhaps superstition, but if are
28 # running off a crystal, we can run closer to the limit. Note
29 # that there can be a pretty wide band where things are more or less stable.
32 adapter_nsrst_delay 100
38 if { [info exists CPUTAPID] } {
39 set _CPUTAPID $CPUTAPID
42 # See STM Document RM0316
43 # Section 29.6.3 - corresponds to Cortex-M4 r0p1
44 set _CPUTAPID 0x4ba00477
46 set _CPUTAPID 0x2ba01477
50 swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
52 if { [info exists BSTAPID] } {
55 # STM Document RM0316 rev 5 for STM32F302/303 B/C size
56 set _BSTAPID1 0x06422041
57 # STM Document RM0313 rev 3 for STM32F37x
58 set _BSTAPID2 0x06432041
59 # STM Document RM0313 rev 3 for STM32F37x Chip Revision 1.0
60 set _BSTAPID3 0x06422041
61 # STM Document RM364 rev 1 for STM32F334
62 set _BSTAPID4 0x06438041
63 # STM Document RM316 rev 5 for STM32F303 6/8 size
64 # STM Document RM365 rev 3 for STM32F302 6/8 size
65 # STM Document RM366 rev 2 for STM32F301 6/8 size
66 set _BSTAPID5 0x06439041
67 # STM Document RM016 rev 5 for STM32F303 D/E size
68 set _BSTAPID6 0x06446041
72 swj_newdap $_CHIPNAME bs -irlen 5 -expected-id $_BSTAPID1 \
73 -expected-id $_BSTAPID2 -expected-id $_BSTAPID3 -expected-id $_BSTAPID4 \
74 -expected-id $_BSTAPID5 -expected-id $_BSTAPID6
77 set _TARGETNAME $_CHIPNAME.cpu
78 target create $_TARGETNAME cortex_m -endian $_ENDIAN -chain-position $_TARGETNAME
80 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
82 set _FLASHNAME $_CHIPNAME.flash
83 flash bank $_FLASHNAME stm32f1x 0 0 0 0 $_TARGETNAME
85 reset_config srst_nogate
88 # if srst is not fitted use SYSRESETREQ to
89 # perform a soft reset
90 cortex_m reset_config sysresetreq