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| author | Andrew Leech <coronasensei@gmail.com> | 2010-11-09 08:05:02 +0100 |
|---|---|---|
| committer | Øyvind Harboe <oyvind.harboe@zylin.com> | 2010-11-09 08:05:55 +0100 |
| commit | fc4cbc0f988c347be298518b32643fc2fc4e692d (patch) | |
| tree | b442ab00f2be80eaa0da469aaee14c7671ba6351 /tcl | |
| parent | 074498f836db2879d73c39615fa5dced8a6555c9 (diff) | |
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lpc3131: target definition
Diffstat (limited to 'tcl')
| -rw-r--r-- | tcl/target/lpc3131.cfg | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/tcl/target/lpc3131.cfg b/tcl/target/lpc3131.cfg new file mode 100644 index 00000000..5c6aa3ce --- /dev/null +++ b/tcl/target/lpc3131.cfg @@ -0,0 +1,76 @@ +###################################### +# Target: NXP lpc3131 +###################################### + +if { [info exists CHIPNAME] } { + set _CHIPNAME $CHIPNAME +} else { + set _CHIPNAME lpc3131 +} + +if { [info exists ENDIAN] } { + set _ENDIAN $ENDIAN +} else { + set _ENDIAN little +} + +# ARM926EJS core +if { [info exists CPUTAPID ] } { + set _CPUTAPID $CPUTAPID +} else { + set _CPUTAPID 0x07926f0f +} + +# Scan Tap +# Wired to seperate STDO pin on the lpc3131, externally muxed to TDO on ea3131 module +# JTAGSEL pin must be 0 to activate, which reassigns arm tdo to a pass through. +if { [info exists SJCTAPID ] } { + set _SJCTAPID $SJCTAPID +} else { + set _SJCTAPID 0x1541E02B +} + +jtag newtap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUTAPID + +################################################################## +# various symbol definitions, to avoid hard-wiring addresses +################################################################## + +global lpc313x +set lpc313x [ dict create ] + +# Physical addresses for controllers and memory +dict set lpc313x sram0 0x11028000 +dict set lpc313x sram1 0x11040000 +dict set lpc313x uart 0x15001000 +dict set lpc313x cgu 0x13004000 +dict set lpc313x ioconfig 0x13003000 +dict set lpc313x sysconfig 0x13002800 +dict set lpc313x wdt 0x13002400 + +################################################################## +# Target configuration +################################################################## + +jtag_nsrst_delay 1000 +jtag_ntrst_delay 0 + +set _TARGETNAME $_CHIPNAME.cpu +target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME + +$_TARGETNAME invoke-event halted + +$_TARGETNAME configure -work-area-phys [dict get $lpc313x sram0] -work-area-size 0x30000 -work-area-backup 0 + +$_TARGETNAME configure -event reset-init { + echo "\nRunning reset init script for LPC3131\n" + halt + wait_halt + reg cpsr 0xa00000d3 #Supervisor mode + reg pc 0x11029000 + poll + sleep 500 +} + +arm7_9 fast_memory_access enable +arm7_9 dcc_downloads enable |