sam7.cfg

#daemon configuration
telnet_port 4444
gdb_port 3333

#interface
source [find interface/olimex-jtag-tiny.cfg]

#48/6 = 8
#adapter_khz 8000
adapter_khz 100

#source [find target/at91sam7x256.cfg]

#
# Ripped from sourced file above and slightly modified
#

#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 $_CHIPNAME.cpu
target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm7tdmi
$_TARGETNAME configure -event reset-deassert-pre {
	echo "Reset-deassert-pre, clock slow"
	adapter_khz 100	
}

$_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
	mww 0xfffffc2c 0x00480a0e
	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
	echo "Reset init finished, clocking up"
	adapter_khz 4000
	flash probe 0
}

$_TARGETNAME configure -work-area-phys 0x00200000 -work-area-size 0x4000 -work-area-backup 0

#flash bank <driver> <base_addr> <size> <chip_width> <bus_width> <target_number> [<target_name> <banks> <sectors_per_bank> <pages_per_sector> <page_size> <num_nvmbits> <ext_freq_khz>]
set _FLASHNAME $_CHIPNAME.flash
flash bank $_FLASHNAME at91sam7 0 0 0 0 $_TARGETNAME 0 0 0 0 0 0 0 18432
#
# rip end
#

gdb_breakpoint_override hard
gdb_memory_map disable

arm7_9 fast_memory_access enable
arm7_9 dcc_downloads enable