rust-raspberrypi-OS-tutorials/docker/rustembedded-osdev-utils/rpi3.cfg
2019-10-27 23:12:48 +01:00

50 lines
1.2 KiB
INI

# Script from
# https://www.suse.com/c/debugging-raspberry-pi-3-with-jtag/
# with minor adaptions.
transport select jtag
# we need to enable srst even though we don't connect it
reset_config trst_and_srst
adapter_khz 1000
jtag_ntrst_delay 500
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME rpi3
}
#
# Main DAP
#
if { [info exists DAP_TAPID] } {
set _DAP_TAPID $DAP_TAPID
} else {
set _DAP_TAPID 0x4ba00477
}
jtag newtap $_CHIPNAME tap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -enable
dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.tap
set _TARGETNAME $_CHIPNAME.core
set _CTINAME $_CHIPNAME.cti
set DBGBASE {0x80010000 0x80012000 0x80014000 0x80016000}
set CTIBASE {0x80018000 0x80019000 0x8001a000 0x8001b000}
set _cores 4
for { set _core 0 } { $_core < $_cores } { incr _core } {
cti create $_CTINAME.$_core -dap $_CHIPNAME.dap -ap-num 0 \
-ctibase [lindex $CTIBASE $_core]
target create $_TARGETNAME$_core aarch64 \
-dap $_CHIPNAME.dap -coreid $_core \
-dbgbase [lindex $DBGBASE $_core] -cti $_CTINAME.$_core
$_TARGETNAME$_core configure -event reset-assert-post "aarch64 dbginit"
$_TARGETNAME$_core configure -event gdb-attach { halt }
}