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- source [find target/icepick.cfg]
-
- if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
- } else {
- set _CHIPNAME am335x
- }
-
- #
- # M3 DAP
- #
- if { [info exists M3_DAP_TAPID] } {
- set _M3_DAP_TAPID $M3_DAP_TAPID
- } else {
- set _M3_DAP_TAPID 0x4b6b902f
- }
- jtag newtap $_CHIPNAME m3_dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_M3_DAP_TAPID -disable
- jtag configure $_CHIPNAME.m3_dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 11 0"
-
- #
- # Main DAP
- #
- if { [info exists DAP_TAPID] } {
- set _DAP_TAPID $DAP_TAPID
- } else {
- set _DAP_TAPID 0x4b6b902f
- }
- jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
- jtag configure $_CHIPNAME.dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 12 0"
-
- #
- # ICEpick-D (JTAG route controller)
- #
- if { [info exists JRC_TAPID] } {
- set _JRC_TAPID $JRC_TAPID
- } else {
- set _JRC_TAPID 0x0b94402f
- }
- jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID -ignore-version
- jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.dap"
- # some TCK tycles are required to activate the DEBUG power domain
- jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100"
-
- #
- # Cortex A8 target
- #
- set _TARGETNAME $_CHIPNAME.cpu
- target create $_TARGETNAME cortex_a -chain-position $_CHIPNAME.dap -dbgbase 0x80001000
-
- # SRAM: 64K at 0x4030.0000; use the first 16K
- $_TARGETNAME configure -work-area-phys 0x40300000 -work-area-size 0x4000
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