+++ /dev/null
-# script for stm32l
-
-#
-# stm32 devices support both JTAG and SWD transports.
-#
-source [find target/swj-dp.tcl]
-
-if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
-} else {
- set _CHIPNAME stm32l
-}
-
-if { [info exists ENDIAN] } {
- set _ENDIAN $ENDIAN
-} else {
- set _ENDIAN little
-}
-
-# Work-area is a space in RAM used for flash programming
-# By default use 10kB
-if { [info exists WORKAREASIZE] } {
- set _WORKAREASIZE $WORKAREASIZE
-} else {
- set _WORKAREASIZE 0x2800
-}
-
-# JTAG speed should be <= F_CPU/6.
-# F_CPU after reset is 2MHz, so use F_JTAG max = 333kHz
-adapter_khz 300
-
-adapter_nsrst_delay 100
-if {[using_jtag]} {
- jtag_ntrst_delay 100
-}
-
-#jtag scan chain
-if { [info exists CPUTAPID] } {
- set _CPUTAPID $CPUTAPID
-} else {
- if { [using_jtag] } {
- # See STM Document RM0038
- # Section 24.6.3
- set _CPUTAPID 0x4ba00477
- } {
- set _CPUTAPID 0x2ba01477
- }
-}
-
-swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
-
-if { [info exists BSTAPID] } {
- # FIXME this never gets used to override defaults...
- set _BSTAPID $BSTAPID
-} else {
- # See STM Document RM0038
- # Section 24.6.2
- set _BSTAPID 0x06416041
-}
-
-if {[using_jtag]} {
- swj_newdap $_CHIPNAME bs -irlen 5 -expected-id $_BSTAPID
-}
-
-set _TARGETNAME $_CHIPNAME.cpu
-target create $_TARGETNAME cortex_m -endian $_ENDIAN -chain-position $_TARGETNAME
-
-$_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 stm32lx 0x08000000 0 0 0 $_TARGETNAME
-
-if {![using_hla]} {
- # if srst is not fitted use SYSRESETREQ to
- # perform a soft reset
- cortex_m reset_config sysresetreq
-}
-
-proc stm32l_enable_HSI {} {
- # Enable HSI as clock source
- echo "STM32L: Enabling HSI"
-
- # Set HSION in RCC_CR
- mww 0x40023800 0x00000101
-
- # Set HSI as SYSCLK
- mww 0x40023808 0x00000001
-
- # Increase JTAG speed
- adapter_khz 2000
-}
-
-$_TARGETNAME configure -event reset-init {
- stm32l_enable_HSI
-}
-
-$_TARGETNAME configure -event reset-start {
- adapter_khz 300
-}