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- Log -----------------------------------------------------------------
commit 169d463a3d3c91f62c980aba287b5e110b310ad0
Author: Tomas Vanek <va...@fb...>
Date: Tue Feb 11 17:59:00 2025 +0100
tcl/target/nordic/nrf54l: minor corrections
Add SWD multidrop setting.
Fix the name of AP #1 to AUX-AP
Set AUX-AP CSW Prot bit[0] to make RISC-V debug accessible on AUX-AP.
Change-Id: I496e07acfe90dd858e4403176a8330d8c1a0b560
Signed-off-by: Tomas Vanek <va...@fb...>
Reviewed-on: https://review.openocd.org/c/openocd/+/8752
Tested-by: jenkins
Reviewed-by: zapb <de...@za...>
diff --git a/tcl/target/nordic/nrf54l.cfg b/tcl/target/nordic/nrf54l.cfg
index 70ead1365..3e14055f1 100644
--- a/tcl/target/nordic/nrf54l.cfg
+++ b/tcl/target/nordic/nrf54l.cfg
@@ -27,18 +27,35 @@ if { [info exists CPUTAPID] } {
set _CPUTAPID 0x6ba02477
}
+# Multidrop instance ID should be configurable by FW in TAD TINSTANCE register.
+# Writes to the register are ignored due to a silicon erratum.
+if { [info exists SWD_INSTANCE_ID] } {
+ set _SWD_INSTANCE_ID $SWD_INSTANCE_ID
+} else {
+ set _SWD_INSTANCE_ID 0
+}
+
transport select swd
swd newdap $_CHIPNAME cpu -expected-id $_CPUTAPID
-dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
+
+if { [info exists SWD_MULTIDROP] } {
+ dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu -dp-id 0x001c0289 -instance-id $_SWD_INSTANCE_ID
+} else {
+ dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
+}
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap -ap-num 0
$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
-# Create target for the control access port (CTRL-AP).
-target create $_CHIPNAME.ctrl mem_ap -dap $_CHIPNAME.dap -ap-num 1
+# Create target for the AUX access port (AUX-AP).
+target create $_CHIPNAME.aux mem_ap -dap $_CHIPNAME.dap -ap-num 1
+
+# AUX-AP is accessible only if CSW Prot[0] bit (Data Access) is set
+$_CHIPNAME.dap apsel 1
+$_CHIPNAME.dap apcsw 0x01000000 0x01000000
adapter speed 1000
-----------------------------------------------------------------------
Summary of changes:
tcl/target/nordic/nrf54l.cfg | 23 ++++++++++++++++++++---
1 file changed, 20 insertions(+), 3 deletions(-)
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