pxa270.cfg

来自「一个烧写FLASH的软件」· CFG 代码 · 共 45 行

#Marvell/Intel PXA270 Script

if { [info exists CHIPNAME] } {	
   set  _CHIPNAME $CHIPNAME    
} else {	 
   set  _CHIPNAME pxa270
}

if { [info exists ENDIAN] } {	
   set  _ENDIAN $ENDIAN    
} else {	 
   set  _ENDIAN little
}

if { [info exists CPUTAPID ] } {
   set _CPUTAPID $CPUTAPID
} else {
  # force an error till we get a good number
   set _CPUTAPID 0xffffffff
}


# set jtag_nsrst_delay to the delay introduced by your reset circuit
# the rest of the needed delays are built into the openocd program
jtag_nsrst_delay 260
# set the jtag_ntrst_delay to the delay introduced by a reset circuit
# the rest of the needed delays are built into the openocd program
jtag_ntrst_delay 0
#use combined on interfaces or targets that can't set TRST/SRST separately
reset_config trst_and_srst separate
#jtag scan chain


set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
jtag newtap $_TARGETNAME -irlen 7 -ircapture 0x1 -irmask 0x7f -expected-id $_CPUTAPID

target create $_TARGETNAME xscale -endian $_ENDIAN -chain-position $_TARGETNAME -variant pxa27x
# maps to PXA internal RAM. If you are using a PXA255
# you must initialize SDRAM or leave this option off
$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x5c000000 -work-area-size 0x10000 -work-area-backup 0

#flash bank <driver> <base> <size> <chip_width> <bus_width>
# works for P30 flash
flash bank cfi 0x00000000 0x1000000 2 4 0