stf12 wrote on Friday, July 03, 2009:
Hi all,
I received a working configuration file for AT91SAM7x / OpenOCD 0.1.0 / Amontec JTAGkey-Tiny. It uses only one big .cfg file. I can’t test it because I have not board based on that MCU! But people are reporting that this file work fine, and… you can quickly try it!
Regards,
Stefano
SAM7_flash.cfg
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#JC default ports
telnet_port 4444
gdb_port 3333
tcl_port 6666
# tell gdb our flash memory map
# and enable flash programming
gdb_memory_map enable
gdb_flash_program enable
#interface
interface ft2232
ft2232_device_desc "Amontec JTAGkey A"
ft2232_layout jtagkey
ft2232_vid_pid 0x0403 0xcff8
jtag_khz 2000
jtag_nsrst_delay 200
jtag_ntrst_delay 200
#use combined on interfaces or targets that can’t set TRST/SRST separately
reset_config srst_only srst_pulls_trst
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME sam7x256
}
if { [info exists ENDIAN] } {
set _ENDIAN $ENDIAN
} else {
set _ENDIAN little
}
if { [info exists CPUTAPID ] } {
set _CPUTAPID $CPUTAPID
} else {
set _CPUTAPID 0x3f0f0f0f
}
jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm7tdmi
$_TARGETNAME configure -event reset-init {
# disable watchdog
mww 0xfffffd44 0x00008000
# enable user reset
mww 0xfffffd08 0xa5000001
# CKGR_MOR : enable the main oscillator
mww 0xfffffc20 0x00000601
sleep 10
# CKGR_PLLR: 96.1097 MHz
mww 0xfffffc2c 0x00481c0e
sleep 10
# PMC_MCKR : MCK = PLL / 2 ~= 48 MHz
mww 0xfffffc30 0x00000007
sleep 10
# MC_FMR: flash mode (FWS=1,FMCN=60)
mww 0xffffff60 0x003c0100
sleep 100
}
$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x00200000 -work-area-size 0x4000 -work-area-backup 0
#flash bank <driver> <base> <size> <chip_width> <bus_width>
flash bank at91sam7 0 0 0 0 0
# For more information about the configuration files, take a look at:
# openocd.texi
#jc truc ajouté
init
reset halt
#flash write_image erase C:\0Data\AxesNetwork\0Firm\ARM7\SourceEL\getting-started-project-1.3-at91sam7x-ek\getting-started-project\bin\getting-started-project-at91sam7x256-flash.elf 0x0 elf
flash write_image C:/0Data/AxesNetwork/0Firm/ARM7/FreeRTOSV5.2.0/Demo/ARM7_AT91SAM7X256_Eclipse/RTOSDemo/RTOSDemo.bin 0x00100000 bin
#verify_image getting-started-project-at91sam7x256-flash.elf
reset run
shutdown
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