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- # script for stm32f1x family
-
- #
- # stm32 devices support both JTAG and SWD transports.
- #
- source [find target/swj-dp.tcl]
- source [find mem_helper.tcl]
-
- if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
- } else {
- set _CHIPNAME stm32f1x
- }
-
- set _ENDIAN little
-
- # Work-area is a space in RAM used for flash programming
- # By default use 4kB (as found on some STM32F100s)
- if { [info exists WORKAREASIZE] } {
- set _WORKAREASIZE $WORKAREASIZE
- } else {
- set _WORKAREASIZE 0x1000
- }
-
- # Allow overriding the Flash bank size
- if { [info exists FLASH_SIZE] } {
- set _FLASH_SIZE $FLASH_SIZE
- } else {
- # autodetect size
- set _FLASH_SIZE 0
- }
-
- #jtag scan chain
- if { [info exists CPUTAPID] } {
- set _CPUTAPID $CPUTAPID
- } else {
- if { [using_jtag] } {
- # See STM Document RM0008 Section 26.6.3
- set _CPUTAPID 0x3ba00477
- } {
- # this is the SW-DP tap id not the jtag tap id
- set _CPUTAPID 0x1ba01477
- }
- }
-
- swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
- dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
-
- if {[using_jtag]} {
- jtag newtap $_CHIPNAME bs -irlen 5
- }
-
- set _TARGETNAME $_CHIPNAME.cpu
- target create $_TARGETNAME cortex_m -endian $_ENDIAN -dap $_CHIPNAME.dap
-
- $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
-
- # flash size will be probed
- set _FLASHNAME $_CHIPNAME.flash
- flash bank $_FLASHNAME stm32f1x 0x08000000 $_FLASH_SIZE 0 0 $_TARGETNAME
-
- # JTAG speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so use F_JTAG = 1MHz
- adapter speed 1000
-
- adapter srst delay 100
- if {[using_jtag]} {
- jtag_ntrst_delay 100
- }
-
- reset_config srst_nogate
-
- if {![using_hla]} {
- # if srst is not fitted use SYSRESETREQ to
- # perform a soft reset
- cortex_m reset_config sysresetreq
- }
-
- $_TARGETNAME configure -event examine-end {
- # DBGMCU_CR |= DBG_WWDG_STOP | DBG_IWDG_STOP |
- # DBG_STANDBY | DBG_STOP | DBG_SLEEP
- mmw 0xE0042004 0x00000307 0
- }
-
- $_TARGETNAME configure -event trace-config {
- # Set TRACE_IOEN; TRACE_MODE is set to async; when using sync
- # change this value accordingly to configure trace pins
- # assignment
- mmw 0xE0042004 0x00000020 0
- }
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