+source [find target/icepick.cfg]
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
set _CHIPNAME am335x
}
-# This chip contains an IcePick-D JTAG router. The IcePick-C configuration is almost
-# compatible, but it doesn't work. For now, we will just embed the IcePick-D
-# routines here.
-proc icepick_d_tapenable {jrc port} {
- # select router
- irscan $jrc 7 -endstate IRPAUSE
- drscan $jrc 8 0x89 -endstate DRPAUSE
-
- # set ip control
- irscan $jrc 2 -endstate IRPAUSE
- drscan $jrc 32 [expr 0xa0002108 + ($port << 24)] -endstate DRPAUSE
-
- # for icepick_D
- irscan $jrc 2 -endstate IRPAUSE
- drscan $jrc 32 0xe0002008 -endstate DRPAUSE
-
- irscan $jrc 0x3F -endstate RUN/IDLE
- runtest 10
-}
-
#
# M3 DAP
#
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"
+jtag configure $_CHIPNAME.m3_dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 11 0"
#
# Main DAP
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"
+jtag configure $_CHIPNAME.dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 12 0"
#
# ICEpick-D (JTAG route controller)
# SRAM: 64K at 0x4030.0000; use the first 16K
$_TARGETNAME configure -work-area-phys 0x40300000 -work-area-size 0x4000
-
-$_TARGETNAME configure -event gdb-attach {
- cortex_a dbginit
- halt
-}
-