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- # TI OMAP5912 dual core processor
- # http://focus.ti.com/docs/prod/folders/print/omap5912.html
-
- if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
- } else {
- set _CHIPNAME omap5912
- }
-
- if { [info exists CPUTAPID ] } {
- set _CPUTAPID $CPUTAPID
- } else {
- # NOTE: validated with XOMAP5912 part
- set _CPUTAPID 0x0692602f
- }
-
- jtag_nsrst_delay 100
-
- # NOTE: presumes irlen 38 is the C55x DSP, matching BSDL for
- # its standalone siblings (like TMS320VC5502) of the same era
-
- #jtag scan chain
- jtag newtap $_CHIPNAME dsp -irlen 38 -expected-id 0x03df1d81
- jtag newtap $_CHIPNAME arm -irlen 4 -expected-id $_CPUTAPID
- jtag newtap $_CHIPNAME unknown -irlen 8
-
- set _TARGETNAME $_CHIPNAME.arm
- target create $_TARGETNAME arm926ejs -chain-position $_TARGETNAME
-
- proc omap5912_reset {} {
- #
- # halt target
- #
- poll
- sleep 1
- halt
- wait_halt
- #
- # disable wdt
- #
- mww 0xfffec808 0x000000f5
- mww 0xfffec808 0x000000a0
-
- mww 0xfffeb048 0x0000aaaa
- sleep 500
- mww 0xfffeb048 0x00005555
- sleep 500
- }
-
- # omap5912 lcd frame buffer as working area
- $_TARGETNAME configure -work-area-phys 0x20000000 \
- -work-area-size 0x3e800 -work-area-backup 0
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