tcl/target/xtensa.cfg

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2 # Target Support for Xtensa Processors
   3 #
   4
   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
   8                                  0x20b034e5 }
   9 set expected_xtensa_ids {}
  10 foreach i $xtensa_ids {
  11         lappend expected_xtensa_ids -expected-id $i
  12 }
  13
  14 if { [info exists CHIPNAME] } {
  15         set _CHIPNAME $CHIPNAME
  16 } else {
  17         set _CHIPNAME xtensa
  18 }
  19
  20 if { [info exists CPUTAPID] } {
  21         set _CPUTAPARGLIST "-expected-id $CPUTAPID"
  22 } else {
  23         set _CPUTAPARGLIST [join $expected_xtensa_ids]
  24 }
  25
  26 set _TARGETNAME $_CHIPNAME
  27 set _CPU0NAME cpu
  28 set _TAPNAME $_CHIPNAME.$_CPU0NAME
  29
  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
  35
  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
  40         } else {
  41                 target create $_TARGETNAME xtensa -dap $_CHIPNAME.dap
  42         }
  43 } else {
  44         # JTAG direct (without DAP)
  45         eval jtag newtap $_CHIPNAME $_CPU0NAME -irlen 5 $_CPUTAPARGLIST
  46         target create $_TARGETNAME xtensa -chain-position $_TAPNAME
  47 }
  48
  49 $_TARGETNAME configure -event reset-assert-post { soft_reset_halt }
  50
  51 gdb_report_register_access_error enable