The MCU is present on few of the SoCs and is meant as General Purpose
(GP) MCU of the system. Lets rename it to make clear what we are
debugging - esp when multiple MCUs are present in the system.
Signed-off-by: Nishanth Menon <nm@ti.com>
Change-Id: I16132d321daf6e9b1d893fe6f92026d5aa9eb152
Reviewed-on: https://review.openocd.org/c/openocd/+/6619
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
set R5_DBGBASE {0x9d010000 0x9d012000 0x9d410000 0x9d412000 0x9d510000 0x9d512000}
set R5_CTIBASE {0x9d018000 0x9d019000 0x9d418000 0x9d419000 0x9d518000 0x9d519000}
set R5_DBGBASE {0x9d010000 0x9d012000 0x9d410000 0x9d412000 0x9d510000 0x9d512000}
set R5_CTIBASE {0x9d018000 0x9d019000 0x9d418000 0x9d419000 0x9d518000 0x9d519000}
+# Finally an General Purpose(GP) MCU
set CM4_CTIBASE {0x20001000}
set CM4_CTIBASE {0x20001000}
-# M4 may be present on some very few SoCs
-set _mcu_m4_cores 0
-# M4 power-ap unlock offsets
-set _m4_ap_unlock_offsets {0xf0 0x60}
+# General Purpose MCU (M4) may be present on some very few SoCs
+set _gp_mcu_cores 0
+# General Purpose MCU power-ap unlock offsets
+set _gp_mcu_ap_unlock_offsets {0xf0 0x60}
# Set configuration overrides for each SOC
switch $_soc {
# Set configuration overrides for each SOC
switch $_soc {
set R5_CTIBASE {0x9d418000 0x9d419000 0x9d518000 0x9d519000}
# M4 processor
set R5_CTIBASE {0x9d418000 0x9d419000 0x9d518000 0x9d519000}
# M4 processor
}
j721e {
set _CHIPNAME j721e
}
j721e {
set _CHIPNAME j721e
-if { $_mcu_m4_cores != 0 } {
- cti create $_CTINAME.m4 -dap $_CHIPNAME.dap -ap-num 8 -baseaddr [lindex $CM4_CTIBASE 0]
- target create $_TARGETNAME.m4 cortex_m -dap $_CHIPNAME.dap -ap-num 8 -defer-examine
- $_TARGETNAME.m4 configure -event reset-assert { }
+if { $_gp_mcu_cores != 0 } {
+ cti create $_CTINAME.gp_mcu -dap $_CHIPNAME.dap -ap-num 8 -baseaddr [lindex $CM4_CTIBASE 0]
+ target create $_TARGETNAME.gp_mcu cortex_m -dap $_CHIPNAME.dap -ap-num 8 -defer-examine
+ $_TARGETNAME.gp_mcu configure -event reset-assert { }
- proc m4_up {} {
- # To access M4, we need to enable the JTAG access for the same.
+ proc gp_mcu_up {} {
+ # To access GP MCU, we need to enable the JTAG access for the same.
# Ensure Power-AP unlocked
# Ensure Power-AP unlocked
- $::_CHIPNAME.dap apreg 3 [lindex $::_m4_ap_unlock_offsets 0] 0x00190000
- $::_CHIPNAME.dap apreg 3 [lindex $::_m4_ap_unlock_offsets 1] 0x00102098
+ $::_CHIPNAME.dap apreg 3 [lindex $::_gp_mcu_ap_unlock_offsets 0] 0x00190000
+ $::_CHIPNAME.dap apreg 3 [lindex $::_gp_mcu_ap_unlock_offsets 1] 0x00102098
- $::_TARGETNAME.m4 arp_examine
+ $::_TARGETNAME.gp_mcu arp_examine
- $_TARGETNAME.m4 configure -event gdb-attach {
- m4_up
+ $_TARGETNAME.gp_mcu configure -event gdb-attach {
+ gp_mcu_up
# gdb-attach default rule
halt 1000
}
# gdb-attach default rule
halt 1000
}