4 reset_config trst_and_srst srst_gates_jtag
6 if { [info exists CHIPNAME] } {
7 set _CHIPNAME $CHIPNAME
12 if { [info exists ENDIAN] } {
18 if { [info exists CPUTAPID ] } {
19 set _CPUTAPID $CPUTAPID
21 set _CPUTAPID 0x07b3601d
24 if { [info exists SDMATAPID ] } {
25 set _SDMATAPID $SDMATAPID
27 set _SDMATAPID 0x0882601d
30 #========================================
31 # The "system jtag controller"
32 # IMX31 reference manual, page 6-28 - figure 6-14
33 if { [info exists SJCTAPID ] } {
34 set _SJCTAPID $SJCTAPID
36 set _SJCTAPID 0x2b900f0f
39 jtag newtap $_CHIPNAME sjc -irlen 4 -ircapture 0x0 -irmask 0x0 -expected-id $_SJCTAPID
41 jtag newtap $_CHIPNAME cpu -irlen 5 -ircapture 0x1 -irmask 0x1f -expected-id $_CPUTAPID
43 # No IDCODE for this TAP
44 jtag newtap $_CHIPNAME whatchacallit -irlen 4 -ircapture 0 -irmask 0x0 -expected-id 0x0
46 jtag newtap $_CHIPNAME smda -irlen 5 -ircapture 0x1 -irmask 0x1f -expected-id $_SDMATAPID
48 set _TARGETNAME $_CHIPNAME.cpu
49 target create $_TARGETNAME arm11 -endian $_ENDIAN -chain-position $_TARGETNAME
51 proc power_restore {} { puts "Sensed power restore. No action." }
52 proc srst_deasserted {} { puts "Sensed nSRST deasserted. No action." }