openocd/tcl/target/imx7.cfg
Matthias Welwarsky 2231da8ec4 target: restructure dap support
- add 'dap create' command to create dap instances
- move all dap subcmmand into the dap instance commands
- keep 'dap info' for convenience
- change all armv7 and armv8 targets to take a dap
  instance instead of a jtag chain position
- restructure tap/dap/target relations, jtag tap no
  longer references the dap, daps are now independently
  created and initialized.
- clean up swd connect
- re-initialize DAP also on JTAG errors (e.g. after reset,
  power cycle)
- update documentation
- update target files

Change-Id: I322cf3969b5407c25d1d3962f9d9b9bc1df067d9
Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com>
Reviewed-on: http://openocd.zylin.com/4468
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
2018-03-30 09:58:21 +01:00

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INI

if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME imx7
}
# CoreSight Debug Access Port
if { [info exists DAP_TAPID] } {
set _DAP_TAPID $DAP_TAPID
} else {
set _DAP_TAPID 0x5ba00477
}
jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x01 -irmask 0x0f \
-expected-id $_DAP_TAPID
#
# Cortex-A7 target
#
# GDB target: Cortex-A7, using DAP, configuring only one core
# Base addresses of cores:
# core 0 - 0x80070000
# core 1 - 0x80072000
set _TARGETNAME $_CHIPNAME.cpu_a7
dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
target create $_TARGETNAME.0 cortex_a -dap $_CHIPNAME.dap \
-coreid 0 -dbgbase 0x80070000
target create $_TARGETNAME.1 cortex_a -dap $_CHIPNAME.dap \
-coreid 1 -dbgbase 0x80072000 -defer-examine
#
# Cortex-M4 target
#
set _TARGETNAME_2 $_CHIPNAME.cpu_m4
target create $_TARGETNAME_2 cortex_m -dap $_CHIPNAME.dap -ap-num 4 \
-defer-examine
targets $_TARGETNAME.0