riscv-openocd/tcl/target/efm32.cfg

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1.3 KiB
INI

# SPDX-License-Identifier: GPL-2.0-or-later
#
# Silicon Labs (formerly Energy Micro) EFM32 target
#
# Note: All EFM32 chips have SWD support, but only newer series 1
# chips have JTAG support.
#
source [find target/swj-dp.tcl]
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME efm32
}
# Work-area is a space in RAM used for flash programming
# By default use 2kB
if { [info exists WORKAREASIZE] } {
set _WORKAREASIZE $WORKAREASIZE
} else {
set _WORKAREASIZE 0x800
}
if { [info exists CPUTAPID] } {
set _CPUTAPID $CPUTAPID
} else {
if { [using_jtag] } {
set _CPUTAPID 0x4ba00477
} {
set _CPUTAPID 0x2ba01477
}
}
swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
adapter speed 1000
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap
$_TARGETNAME configure -work-area-phys 0x10000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
set _FLASHNAME $_CHIPNAME.flash
flash bank $_FLASHNAME efm32 0 0 0 0 $_TARGETNAME
flash bank userdata.flash efm32 0x0FE00000 0 0 0 $_TARGETNAME
flash bank lockbits.flash efm32 0x0FE04000 0 0 0 $_TARGETNAME
if {![using_hla]} {
# if srst is not fitted use SYSRESETREQ to
# perform a soft reset
cortex_m reset_config sysresetreq
}