3 if { [info exists CHIPNAME] } {
4 set _CHIPNAME $CHIPNAME
9 if { [info exists ENDIAN] } {
15 if { [info exists CPUTAPID] } {
16 set _CPUTAPID $CPUTAPID
18 set _CPUTAPID 0x00922f0f
24 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
26 set _TARGETNAME $_CHIPNAME.cpu
28 target create $_TARGETNAME arm920t -endian $_ENDIAN -chain-position $_TARGETNAME
30 $_TARGETNAME configure -work-area-phys 0x20000 -work-area-size 0x20000 -work-area-backup 0
32 # speed up memory downloads
33 arm7_9 fast_memory_access enable
34 arm7_9 dcc_downloads enable