75 lines
1.7 KiB
INI
75 lines
1.7 KiB
INI
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# SPDX-License-Identifier: GPL-2.0-or-later
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# script for stm32c0x family
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#
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# stm32c0 devices support SWD transports only.
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#
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source [find target/swj-dp.tcl]
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source [find mem_helper.tcl]
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if { [info exists CHIPNAME] } {
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set _CHIPNAME $CHIPNAME
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} else {
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set _CHIPNAME stm32c0x
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}
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set _ENDIAN little
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# Work-area is a space in RAM used for flash programming
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# By default use 6kB
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if { [info exists WORKAREASIZE] } {
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set _WORKAREASIZE $WORKAREASIZE
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} else {
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set _WORKAREASIZE 0x1800
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}
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#jtag scan chain
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if { [info exists CPUTAPID] } {
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set _CPUTAPID $CPUTAPID
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} else {
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# SWD IDCODE (single drop, arm)
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set _CPUTAPID 0x0bc11477
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}
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swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
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dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
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set _TARGETNAME $_CHIPNAME.cpu
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target create $_TARGETNAME cortex_m -endian $_ENDIAN -dap $_CHIPNAME.dap
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$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
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flash bank $_CHIPNAME.flash stm32l4x 0x08000000 0 0 0 $_TARGETNAME
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flash bank $_CHIPNAME.otp stm32l4x 0x1fff7000 0 0 0 $_TARGETNAME
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# reasonable default
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adapter speed 2000
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adapter srst delay 100
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if {[using_jtag]} {
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jtag_ntrst_delay 100
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}
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reset_config srst_nogate
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if {![using_hla]} {
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# if srst is not fitted use SYSRESETREQ to
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# perform a soft reset
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cortex_m reset_config sysresetreq
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}
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$_TARGETNAME configure -event examine-end {
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# Enable DBGMCU clock
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# RCC_APB1ENR |= DBGMCUEN
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mmw 0x4002103C 0x08000000 0
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# Enable debug during low power modes (uses more power)
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# DBGMCU_CR |= DBG_STANDBY | DBG_STOP
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mmw 0x40015804 0x00000006 0
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# Stop watchdog counters during halt
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# DBGMCU_APB1_FZ |= DBG_WDGLS_STOP | DBG_WWDG_STOP
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mmw 0x40015808 0x00001800 0
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}
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