Freddie Chopin <freddie_chopin@op.pl> LPC2378 config file

git-svn-id: svn://svn.berlios.de/openocd/trunk@1458 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/target/target/lpc2378.cfg

+# NXP LPC2378 ARM7TDMI-S with 512kB Flash and 32kB Local On-Chip SRAM (58kB total), clocked with 4MHz internal RC oscillator
+
+if { [info exists CHIPNAME] } {
+	set  _CHIPNAME $CHIPNAME
+} else {
+	set  _CHIPNAME lpc2378
+}
+
+if { [info exists ENDIAN] } {
+	set  _ENDIAN $ENDIAN
+} else {
+	set  _ENDIAN little
+}
+
+if { [info exists CPUTAPID ] } {
+	set _CPUTAPID $CPUTAPID
+} else {
+	set _CPUTAPID 0x4f1f0f0f
+}
+
+#delays on reset lines
+jtag_nsrst_delay 200
+jtag_ntrst_delay 200
+
+# LPC2000 -> SRST causes TRST
+reset_config trst_and_srst srst_pulls_trst
+
+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 $_TARGETNAME -variant arm7tdmi-s_r4
+
+# LPC2378 has 32kB of SRAM on its main system bus (so-called Local On-Chip SRAM)
+$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x40000000 -work-area-size 0x8000 -work-area-backup 0
+
+$_TARGETNAME configure -event reset-init {
+	# Force target into ARM state
+	soft_reset_halt
+	#do not remap 0x0000-0x0020 to anything but the flash
+	mwb 0xE01FC040 0x01
+}
+
+# LPC2378 has 512kB of FLASH, but upper 8kB are occupied by bootloader.
+# After reset the chip uses its internal 4MHz RC oscillator
+#flash bank lpc2000 <base> <size> 0 0 <target#> <variant>
+flash bank lpc2000 0x0 0x0007D000 0 0 0 lpc2000_v2 4000 calc_checksum
+
+# 4MHz / 6 = 666kHz, so use 500
+jtag_khz 500