1 # Script for freescale DSP568013
3 if { [info exists CHIPNAME] } {
4 set _CHIPNAME $CHIPNAME
6 set _CHIPNAME dsp568013
9 if { [info exists ENDIAN] } {
12 # this defaults to a big endian
16 if { [info exists CPUTAPID ] } {
17 set _CPUTAPID $CPUTAPID
19 # force an error till we get a good number
20 set _CPUTAPID 0x01f2401d
26 reset_config srst_only
29 jtag newtap $_CHIPNAME chp -irlen 8 -ircapture 1 -irmask 0x03 -expected-id $_CPUTAPID
32 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 1 -irmask 0x03 -disable -expected-id 0x02211004
34 #target configuration - There is only 1 tap at a time, hence only 1 target is defined.
35 set _TARGETNAME $_CHIPNAME.cpu
36 target create $_TARGETNAME dsp5680xx -endian $_ENDIAN -chain-position $_TARGETNAME
38 # Setup the interesting tap
39 jtag configure $_CHIPNAME.chp -event setup "jtag tapenable $_TARGETNAME"
41 #select CORE tap by modifying the TLM register.
42 #to be used when MASTER tap is selected.
43 jtag configure $_TARGETNAME -event tap-enable "
44 irscan $_CHIPNAME.chp 0x05;
45 drscan $_CHIPNAME.chp 4 0x02;
46 jtag tapdisable $_CHIPNAME.chp;
49 #select MASTER tap by modifying the TLM register.
50 #to be used when CORE tap is selected.
51 jtag configure $_CHIPNAME.chp -event tap-enable "
52 irscan $_TARGETNAME 0x08;
53 drscan $_TARGETNAME 4 0x1;
54 jtag tapdisable $_TARGETNAME;
57 #disables the master tap
58 jtag configure $_TARGETNAME -event tap-disable "
60 #TODO FIND SMARTER WAY.
62 jtag configure $_CHIPNAME.chp -event tap-disable "
64 #TODO FIND SMARTER WAY.
67 #working area at base of ram
68 $_TARGETNAME configure -work-area-virt 0
71 #set _FLASHNAME $_CHIPNAME.flash
72 #flash bank $_FLASHNAME dsp5680xx_flash 0 0 2 1 $_TARGETNAME