JTAG/sun4iconfig

# Allwinner A10 (sun4i)

if { [info exists CHIPNAME] } {
   set  _CHIPNAME $CHIPNAME
} else {
   set  _CHIPNAME sun4i
}

# Subsidiary TAP: CoreSight Debug Access Port (DAP)
if { [info exists DAP_TAPID ] } {
   set _DAP_TAPID $DAP_TAPID
} else {
   set _DAP_TAPID 0x4ba00477
}
jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x1 -irmask 0xf \
	-expected-id $_DAP_TAPID

# GDB target:  Cortex-A8, using DAP
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_a8 -chain-position $_CHIPNAME.dap

# SRAM-A2: 16K at 0x00004000;
$_TARGETNAME configure -work-area-phys 0x00004000 -work-area-size 0x4000

proc sun4i_dbginit {target} {
     # General Cortex A8 debug initialisation
     cortex_a8 dbginit
}