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