diff options
Diffstat (limited to 'tcl')
| -rw-r--r-- | tcl/target/imx53.cfg | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/tcl/target/imx53.cfg b/tcl/target/imx53.cfg new file mode 100644 index 00000000..b242fd6d --- /dev/null +++ b/tcl/target/imx53.cfg @@ -0,0 +1,51 @@ +# Freescale i.MX53 + +if { [info exists CHIPNAME] } { + set _CHIPNAME $CHIPNAME +} else { + set _CHIPNAME imx53 +} + +# CoreSight Debug Access Port +if { [info exists DAP_TAPID ] } { + set _DAP_TAPID $DAP_TAPID +} else { + set _DAP_TAPID 0x1ba00477 +} + +jtag newtap $_CHIPNAME DAP -irlen 4 -ircapture 0x1 -irmask 0xf \ + -expected-id $_DAP_TAPID + +# SDMA / no IDCODE +jtag newtap $_CHIPNAME SDMA -irlen 4 -ircapture 0x0 -irmask 0xf + +# SJC +if { [info exists SJC_TAPID ] } { + set _SJC_TAPID SJC_TAPID +} else { + set _SJC_TAPID 0x0190d01d +} + +jtag newtap $_CHIPNAME SJC -irlen 5 -ircapture 0x1 -irmask 0x1f \ + -expected-id $_SJC_TAPID -ignore-version + +# GDB target: Cortex-A8, using DAP +set _TARGETNAME $_CHIPNAME.cpu +target create $_TARGETNAME cortex_a8 -chain-position $_CHIPNAME.DAP + +# some TCK tycles are required to activate the DEBUG power domain +jtag configure $_CHIPNAME.SJC -event post-reset "runtest 100" + +# have the DAP "always" be active +jtag configure $_CHIPNAME.SJC -event setup "jtag tapenable $_CHIPNAME.DAP" + +proc imx53_dbginit {target} { + # General Cortex A8 debug initialisation + cortex_a8 dbginit +} + +# Slow speed to be sure it will work +jtag_rclk 1000 +$_TARGETNAME configure -event "reset-start" { jtag_rclk 1000 } + +$_TARGETNAME configure -event reset-assert-post "imx53_dbginit $_TARGETNAME" |