str750.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.

#STR750 CPU

# jtag speed
jtag_khz 10


#use combined on interfaces or targets that can抰 set TRST/SRST separately
#reset_config trst_and_srst srst_pulls_trst
reset_config trst_and_srst srst_pulls_trst

#jtag scan chain
#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
jtag_device 4 0x1 0xf 0xe

#jtag nTRST and nSRST delay
jtag_nsrst_delay 500
jtag_ntrst_delay 500

target create target0 arm7tdmi -endian little -chain-position 0 -variant arm7tdmi

[new_target_name] configure -event reset-start  { jtag_khz 10 }
[new_target_name] configure -event reset-init { jtag_khz 3000 }
[new_target_name] configure -event gdb-縜sh-erase-start {
	flash protect 0 0 7 off
	flash protect 1 0 1 off
}

[new_target_name] configure -work-area-virt 0 -work-area-phys 0x40000000 -work-area-size 0x4000 -work-area-backup 0

#flash bank <driver> <base> <size> <chip_width> <bus_width>
flash bank str7x 0x20000000 0x00040000 0 0 0 STR75x
flash bank str7x 0x200C0000 0x00004000 0 0 0 STR75x