50 lines
1.4 KiB
INI
50 lines
1.4 KiB
INI
# script for Insilica IS-5114
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# AKA: Atmel AT76C114 - an ARM946 chip
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# ATMEL sold his product line to Insilica...
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if { [info exists CHIPNAME] } {
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set _CHIPNAME $CHIPNAME
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} else {
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set _CHIPNAME is5114
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}
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if { [info exists ENDIAN] } {
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set _ENDIAN $ENDIAN
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} else {
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# this defaults to a little endian
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set _ENDIAN little
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}
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if { [info exists CPUTAPID ] } {
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set _CPUTAPID $CPUTAPID
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} else {
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# force an error till we get a good number
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set _CPUTAPID 0xffffffff
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}
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# jtag speed. We need to stick to 16kHz until we've finished reset.
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jtag_rclk 16
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reset_config trst_and_srst
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# Do not specify a tap id here...
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#OLD SYNTAX: jtag_device 8 0x1 0x1 0xfe
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jtag newtap $_CHIPNAME unknown1 -irlen 8 -ircapture 0x01 -irmask 1
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#OLD SYNTAX: jtag_device 4 0x1 0xf 0xe
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# This is the "arm946" chip.
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jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x0e -irmask 0xf
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#OLD SYNTAX: jtag_device 5 0x1 0x1 0x1e
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jtag newtap $_CHIPNAME unknown2 -irlen 5 -ircapture 1 -irmask 1
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#arm946e-s and
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set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
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target create $_TARGETNAME arm966e -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm966e
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$_TARGETNAME configure -event reset-start { jtag_rclk 16 }
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$_TARGETNAME configure -event reset-init {
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# We can increase speed now that we know the target is halted.
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jtag_rclk 3000
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}
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$_TARGETNAME configure -work-area-phys 0x50000000 -work-area-virt 0x50000000 -work-area-size 16384 -work-area-backup 1
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