openocd/tcl/target/stm32f2x.cfg
Andreas Fritiofson d3445cd146 cfg: Don't check BS TAP IDCODE in STM32 configs
Instead of updating these regularly we can just accept any IDCODE for the
boundary scan TAP.

The only downside might be that it's not immediately obvious if you
source a config for the wrong type of STM32.

Change-Id: I96d4d81699a491b3a46de3f0d3fd078ffddad4e4
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/3385
Tested-by: jenkins
2016-11-04 21:18:21 +00:00

88 lines
2.2 KiB
INI

# script for stm32f2x 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 stm32f2x
}
set _ENDIAN little
# Work-area is a space in RAM used for flash programming
# By default use 64kB
if { [info exists WORKAREASIZE] } {
set _WORKAREASIZE $WORKAREASIZE
} else {
set _WORKAREASIZE 0x10000
}
# JTAG speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so use F_JTAG = 1MHz
#
# Since we may be running of an RC oscilator, we crank down the speed a
# bit more to be on the safe side. Perhaps superstition, but if are
# running off a crystal, we can run closer to the limit. Note
# that there can be a pretty wide band where things are more or less stable.
adapter_khz 1000
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 RM0033
# Section 32.6.3 - corresponds to Cortex-M3 r2p0
set _CPUTAPID 0x4ba00477
} {
set _CPUTAPID 0x2ba01477
}
}
swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
if {[using_jtag]} {
jtag newtap $_CHIPNAME bs -irlen 5
}
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
set _FLASHNAME $_CHIPNAME.flash
flash bank $_FLASHNAME stm32f2x 0 0 0 0 $_TARGETNAME
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_STANDBY | DBG_STOP | DBG_SLEEP
mmw 0xE0042004 0x00000007 0
# Stop watchdog counters during halt
# DBGMCU_APB1_FZ |= DBG_IWDG_STOP | DBG_WWDG_STOP
mmw 0xE0042008 0x00001800 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
}