aduc702x.cfg

openocd是比较好的调试工具软件,支持wiggle调试arm,也支持其他调试接口,例如USB口的FT2232.

## -*- tcl -*-
##

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_device 4 0x1 0xf 0xe

##
## Target configuration
##
target create target0 arm7tdmi -endian little -chain-position 0

## software initiated reset (if your SRST isn't wired)
#proc target_0_reset {} { mwb 0x0ffff0230 04 }

# use top 1k of SRAM for as temporary JTAG memory 
#[new_target_name] configure -work-area-virt 0 -work-area-phys 0x11C00 -work-area-size 0x400 -work-area-backup 1

## flash configuration
flash bank aduc702x 0x80000 0x10000 2 2 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]
}

[new_target_name] configure -event reset-halt-post {  watchdog_service }
[new_target_name] configure -event old-pre_resume { global watchdog_hdl; after cancel $watchdog_hdl }