1 # Script for freescale DSP568037
3 if { [info exists CHIPNAME] } {
4 set _CHIPNAME $CHIPNAME
6 set _CHIPNAME dsp568037
9 if { [info exists ENDIAN] } {
12 # this defaults to a big endian
16 if { [info exists CPUTAPID] } {
17 set _CPUTAPID $CPUTAPID
19 set _CPUTAPID 0x01f2801d
25 reset_config srst_only
28 jtag newtap $_CHIPNAME chp -irlen 8 -ircapture 1 -irmask 0x03 -expected-id $_CPUTAPID
31 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 1 -irmask 0x03 -disable -expected-id 0x02211004
33 #target configuration - There is only 1 tap at a time, hence only 1 target is defined.
34 set _TARGETNAME $_CHIPNAME.cpu
35 target create $_TARGETNAME dsp5680xx -endian $_ENDIAN -chain-position $_TARGETNAME
37 # Setup the interesting tap
38 jtag configure $_CHIPNAME.chp -event setup "jtag tapenable $_TARGETNAME"
40 #select CORE tap by modifying the TLM register.
41 #to be used when MASTER tap is selected.
42 jtag configure $_TARGETNAME -event tap-enable "
43 irscan $_CHIPNAME.chp 0x05;
44 drscan $_CHIPNAME.chp 4 0x02;
45 jtag tapdisable $_CHIPNAME.chp;
48 #select MASTER tap by modifying the TLM register.
49 #to be used when CORE tap is selected.
50 jtag configure $_CHIPNAME.chp -event tap-enable "
51 irscan $_TARGETNAME 0x08;
52 drscan $_TARGETNAME 4 0x1;
53 jtag tapdisable $_TARGETNAME;
56 #disables the master tap
57 jtag configure $_TARGETNAME -event tap-disable "
59 #TODO FIND SMARTER WAY.
61 jtag configure $_CHIPNAME.chp -event tap-disable "
63 #TODO FIND SMARTER WAY.
66 #working area at base of ram
67 $_TARGETNAME configure -work-area-virt 0
70 set _FLASHNAME $_CHIPNAME.flash
71 flash bank $_FLASHNAME dsp5680xx_flash 0 0 2 1 $_TARGETNAME