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- # SPDX-License-Identifier: GPL-2.0-or-later
- # Script for freescale DSP568037
- if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
- } else {
- set _CHIPNAME dsp568037
- }
- if { [info exists ENDIAN] } {
- set _ENDIAN $ENDIAN
- } else {
- # this defaults to a big endian
- set _ENDIAN little
- }
- if { [info exists CPUTAPID] } {
- set _CPUTAPID $CPUTAPID
- } else {
- set _CPUTAPID 0x01f2801d
- }
- #jtag speed
- adapter speed 800
- reset_config srst_only
- #MASTER tap
- jtag newtap $_CHIPNAME chp -irlen 8 -ircapture 1 -irmask 0x03 -expected-id $_CPUTAPID
- #CORE tap
- jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 1 -irmask 0x03 -disable -expected-id 0x02211004
- #target configuration - There is only 1 tap at a time, hence only 1 target is defined.
- set _TARGETNAME $_CHIPNAME.cpu
- target create $_TARGETNAME dsp5680xx -endian $_ENDIAN -chain-position $_TARGETNAME
- # Setup the interesting tap
- jtag configure $_CHIPNAME.chp -event setup "jtag tapenable $_TARGETNAME"
- #select CORE tap by modifying the TLM register.
- #to be used when MASTER tap is selected.
- jtag configure $_TARGETNAME -event tap-enable "
- irscan $_CHIPNAME.chp 0x05;
- drscan $_CHIPNAME.chp 4 0x02;
- jtag tapdisable $_CHIPNAME.chp;
- "
- #select MASTER tap by modifying the TLM register.
- #to be used when CORE tap is selected.
- jtag configure $_CHIPNAME.chp -event tap-enable "
- irscan $_TARGETNAME 0x08;
- drscan $_TARGETNAME 4 0x1;
- jtag tapdisable $_TARGETNAME;
- "
- #disables the master tap
- jtag configure $_TARGETNAME -event tap-disable "
- "
- #TODO FIND SMARTER WAY.
- jtag configure $_CHIPNAME.chp -event tap-disable "
- "
- #TODO FIND SMARTER WAY.
- #working area at base of ram
- $_TARGETNAME configure -work-area-virt 0
- #setup flash
- set _FLASHNAME $_CHIPNAME.flash
- flash bank $_FLASHNAME dsp5680xx_flash 0 0 2 1 $_TARGETNAME
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