tcl/target: add basic RP2040 target config

[openocd.git] / tcl / target / rp2040-core0.cfg

diff --git a/tcl/target/rp2040-core0.cfg b/tcl/target/rp2040-core0.cfg
index 8c3533bfb1b51223af765fd7ae5836dee7ce41f1..8a111bcbc7b1cef2dfab911316304e52902d3a4f 100644 (file)
--- a/tcl/target/rp2040-core0.cfg
+++ b/tcl/target/rp2040-core0.cfg
@@ -1,5 +1,17 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 
+# RP2040 is a microcontroller with dual Cortex-M0+ core.
+# https://www.raspberrypi.com/documentation/microcontrollers/rp2040.html
+
+# The device requires multidrop SWD for debug.
+# This configuration file is intended for a special adapter
+# which selects a multidrop target on its own.
+# Cannot be used with a standard SWD adapter!
+
+echo "Warn : rp2040-core0.cfg configuration file is deprecated and will be"
+echo "       removed in the next release. Use following parameters instead:"
+echo "          -c 'set USE_CORE 0' -f target/rp2040.cfg"
+
 transport select swd
 
 source [find target/swj-dp.tcl]
@@ -26,7 +38,10 @@ swj_newdap $_CHIPNAME cpu -expected-id $_CPUTAPID
 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
 set _TARGETNAME $_CHIPNAME.cpu
 target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap
-$_TARGETNAME configure -work-area-phys 0x20010000 -work-area-size $_WORKAREASIZE
+
+# Backup the work area. The flash probe runs an algorithm on the target CPU.
+# The flash is probed during gdb connect if gdb_memory_map is enabled (by default).
+$_TARGETNAME configure -work-area-phys 0x20010000 -work-area-size $_WORKAREASIZE -work-area-backup 1
 
 set _FLASHNAME $_CHIPNAME.flash
 set _FLASHSIZE 0x200000