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- # Atmel AT91rm9200
- # http://atmel.com/products/at91/
-
- reset_config trst_and_srst
-
- if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
- } else {
- set _CHIPNAME at91rm9200
- }
-
- if { [info exists ENDIAN] } {
- set _ENDIAN $ENDIAN
- } else {
- set _ENDIAN little
- }
-
- if { [info exists CPUTAPID ] } {
- set _CPUTAPID $CPUTAPID
- } else {
- set _CPUTAPID 0x05b0203f
- }
-
- # Never allow the following!
- if { $_CPUTAPID == 0x15b0203f } {
- echo "-------------------------------------------------------"
- echo "- ERROR: -"
- echo "- ERROR: TapID 0x15b0203f is wrong for at91rm9200 -"
- echo "- ERROR: The chip/board has a JTAG select pin/jumper -"
- echo "- ERROR: -"
- echo "- ERROR: In one position (0x05b0203f) it selects the -"
- echo "- ERROR: ARM CPU, in the other position (0x1b0203f) -"
- echo "- ERROR: it selects boundry-scan not the ARM -"
- echo "- ERROR: -"
- echo "-------------------------------------------------------"
- }
-
- jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
-
- # Create the GDB Target.
- set _TARGETNAME $_CHIPNAME.cpu
- target create $_TARGETNAME arm920t -endian $_ENDIAN -chain-position $_TARGETNAME
-
- # AT91RM9200 has a 16K block of sram @ 0x0020.0000
- $_TARGETNAME configure -work-area-virt 0x00200000 -work-area-phys 0x00200000 \
- -work-area-size 0x4000 -work-area-backup 1
-
- # This chip has a DCC ... use it
- arm7_9 dcc_downloads enable
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