1 # SPDX-License-Identifier: GPL-2.0-or-later
2 # Target Support for Xtensa Processors
5 set xtensa_ids { 0x120034e5 0x120134e5
6 0x209034e5 0x209134e5 0x209234e5 0x209334e5 0x209434e5 0x209534e5 0x209634e5 0x209734e5
7 0x20a034e5 0x20a134e5 0x20a234e5 0x20a334e5 0x20a434e5 0x20a534e5 0x20a634e5 0x20a734e5 0x20a834e5
9 set expected_xtensa_ids {}
10 foreach i $xtensa_ids {
11 lappend expected_xtensa_ids -expected-id $i
14 if { [info exists CHIPNAME] } {
15 set _CHIPNAME $CHIPNAME
20 if { [info exists CPUTAPID] } {
21 set _CPUTAPARGLIST "-expected-id $CPUTAPID"
23 set _CPUTAPARGLIST [join $expected_xtensa_ids]
26 set _TARGETNAME $_CHIPNAME
28 set _TAPNAME $_CHIPNAME.$_CPU0NAME
30 if { [info exists XTENSA_DAP] } {
31 source [find target/swj-dp.tcl]
32 # SWD mode ignores the -irlen parameter
33 eval swj_newdap $_CHIPNAME cpu -irlen 4 $_CPUTAPARGLIST
34 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
36 set _TARGETNAME $_CHIPNAME.cpu
37 if { [info exists XTENSA_DAP_BASE] } {
38 # Specify fixed offset for accessing XDM via APB behind a DAP interface
39 target create $_TARGETNAME xtensa -dap $_CHIPNAME.dap -dbgbase $XTENSA_DAP_BASE
41 target create $_TARGETNAME xtensa -dap $_CHIPNAME.dap
44 # JTAG direct (without DAP)
45 eval jtag newtap $_CHIPNAME $_CPU0NAME -irlen 5 $_CPUTAPARGLIST
46 target create $_TARGETNAME xtensa -chain-position $_TAPNAME
49 $_TARGETNAME configure -event reset-assert-post { soft_reset_halt }
51 gdb_report_register_access_error enable