|
|
@@ -1,46 +1,73 @@ |
|
|
|
source [find target/icepick.cfg] |
|
|
|
|
|
|
|
if { [info exists CHIPNAME] } { |
|
|
|
set _CHIPNAME $CHIPNAME |
|
|
|
set _CHIPNAME $CHIPNAME |
|
|
|
} else { |
|
|
|
set _CHIPNAME am335x |
|
|
|
set _CHIPNAME am335x |
|
|
|
} |
|
|
|
|
|
|
|
# |
|
|
|
# M3 DAP |
|
|
|
# |
|
|
|
if { [info exists M3_DAP_TAPID] } { |
|
|
|
set _M3_DAP_TAPID $M3_DAP_TAPID |
|
|
|
# set the taps to be enabled by default. this can be overridden |
|
|
|
# by setting DEFAULT_TAPS in a separate configuration file |
|
|
|
# or directly on the command line. |
|
|
|
if { [info exists DEFAULT_TAPS] } { |
|
|
|
set _DEFAULT_TAPS "$DEFAULT_TAPS" |
|
|
|
} else { |
|
|
|
set _M3_DAP_TAPID 0x4b6b902f |
|
|
|
set _DEFAULT_TAPS "$_CHIPNAME.dap" |
|
|
|
} |
|
|
|
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 |
|
|
|
set _DAP_TAPID $DAP_TAPID |
|
|
|
} else { |
|
|
|
set _DAP_TAPID 0x4b6b902f |
|
|
|
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" |
|
|
|
|
|
|
|
# |
|
|
|
# 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" |
|
|
|
|
|
|
|
# |
|
|
|
# ICEpick-D (JTAG route controller) |
|
|
|
# |
|
|
|
if { [info exists JRC_TAPID] } { |
|
|
|
set _JRC_TAPID $JRC_TAPID |
|
|
|
set _JRC_TAPID $JRC_TAPID |
|
|
|
} else { |
|
|
|
set _JRC_TAPID 0x0b94402f |
|
|
|
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" |
|
|
|
jtag configure $_CHIPNAME.jrc -event setup { |
|
|
|
global _DEFAULT_TAPS |
|
|
|
enable_default_taps $_DEFAULT_TAPS |
|
|
|
} |
|
|
|
# some TCK tycles are required to activate the DEBUG power domain |
|
|
|
jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100" |
|
|
|
|
|
|
|
# |
|
|
|
# helper function that enables all taps passed as argument |
|
|
|
# |
|
|
|
proc enable_default_taps { taps } { |
|
|
|
foreach tap $taps { |
|
|
|
jtag tapenable $tap |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
# |
|
|
|
# Cortex M3 target |
|
|
|
# |
|
|
|
set _TARGETNAME_2 $_CHIPNAME.m3 |
|
|
|
target create $_TARGETNAME_2 cortex_m -chain-position $_CHIPNAME.m3_dap |
|
|
|
|
|
|
|
# |
|
|
|
# Cortex A8 target |
|
|
|
# |
|
|
|