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# Hitex STR9-comStick
# http://www.hitex.com/index.php?id=383
# This works for the STR9-comStick revisions STR912CS-A1 and STR912CS-A2.
source [find interface/hitex_str9-comstick.cfg]
# set jtag speed
jtag_khz 3000
jtag_nsrst_delay 100
jtag_ntrst_delay 100
#use combined on interfaces or targets that can't set TRST/SRST separately
reset_config trst_and_srst
#jtag scan chain
#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME str912
}
if { [info exists ENDIAN] } {
set _ENDIAN $ENDIAN
} else {
set _ENDIAN little
}
if { [info exists FLASHTAPID ] } {
set _FLASHTAPID $FLASHTAPID
} else {
set _FLASHTAPID 0x04570041
}
jtag newtap $_CHIPNAME flash -irlen 8 -ircapture 0x1 -irmask 0x1 -expected-id $_FLASHTAPID
if { [info exists CPUTAPID ] } {
set _CPUTAPID $CPUTAPID
} else {
set _CPUTAPID 0x25966041
}
jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
if { [info exists BSTAPID ] } {
set _BSTAPID $BSTAPID
} else {
# Found on STR9-comStick, revision STR912CS-A1
set _BSTAPID1 0x1457f041
# Found on STR9-comStick, revision STR912CS-A2
set _BSTAPID2 0x2457f041
}
jtag newtap $_CHIPNAME bs -irlen 5 -ircapture 0x1 -irmask 0x1 -expected-id $_BSTAPID1 -expected-id $_BSTAPID2
set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
target create $_TARGETNAME arm966e -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm966e
$_TARGETNAME configure -event reset-init {
# We can increase speed now that we know the target is halted.
#jtag_rclk 3000
# -- Enable 96K RAM
# PFQBC enabled / DTCM & AHB wait-states disabled
mww 0x5C002034 0x0191
str9x flash_config 0 4 2 0 0x80000
flash protect 0 0 7 off
}
$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x50000000 -work-area-size 16384 -work-area-backup 0
#flash bank <driver> <base> <size> <chip_width> <bus_width>
flash bank str9x 0x00000000 0x00080000 0 0 0
flash bank str9x 0x00080000 0x00008000 0 0 0
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