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## -*- tcl -*-
##
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME aduc702x
}
if { [info exists ENDIAN] } {
set _ENDIAN $ENDIAN
} else {
# This config file was defaulting to big endian..
set _ENDIAN little
}
if { [info exists CPUTAPID] } {
set _CPUTAPID $CPUTAPID
} else {
set _CPUTAPID 0x3f0f0f0f
}
jtag_nsrst_delay 200
jtag_ntrst_delay 200
# This is for the case that TRST/SRST is not wired on your JTAG adaptor.
# Don't really need them anyways.
reset_config none
## JTAG scan chain
#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
##
## Target configuration
##
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME
# allocate the entire SRAM as working area
$_TARGETNAME configure -work-area-phys 0x10000 -work-area-size 0x2000
## flash configuration
# only target number is needed
flash bank aduc702x 0 0 0 0 0
## If you use the watchdog, the following code makes sure that the board
## doesn't reboot when halted via JTAG. Yes, on the older generation
## AdUC702x, timer3 continues running even when the CPU is halted.
proc watchdog_service {} {
global watchdog_hdl
mww 0xffff036c 0
# puts "watchdog!!"
set watchdog_hdl [after 500 watchdog_service]
}
$_TARGETNAME configure -event reset-halt-post { watchdog_service }
$_TARGETNAME configure -event old-pre_resume { global watchdog_hdl; after cancel $watchdog_hdl }
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