-# Use RCLK. If RCLK is not available fall back to 500kHz.
-#
-# Depending on cabling you might be able to eek this up to 2000kHz.
-jtag_rclk 500
+# NXP LPC2148 ARM7TDMI-S with 512kB flash (12kB used by bootloader) and 40kB SRAM (8kB for USB DMA), clocked with 12MHz crystal
-if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
-} else {
- set _CHIPNAME lpc2148
-}
-
-if { [info exists ENDIAN] } {
- set _ENDIAN $ENDIAN
-} else {
- set _ENDIAN little
-}
+source [find target/lpc2xxx.cfg]
-if { [info exists CPUTAPID ] } {
- set _CPUTAPID $CPUTAPID
-} else {
- set _CPUTAPID 0x4f1f0f0f
+proc init_targets {} {
+ # 500kB flash and 32kB SRAM, clocked with 12MHz crystal
+ # setup_lpc2xxx <chip_name> <cputapid> <flash_size> <flash_variant> <workarea_size> <core_freq_khz> <adapter_freq_khz>
+ setup_lpc2xxx lpc2148 "0x3f0f0f0f 0x4f1f0f0f" 0x7d000 lpc2000_v2 0x8000 12000 1500
}
-
-adapter_nsrst_delay 200
-jtag_ntrst_delay 200
-
-# NOTE!!! LPCs need reset pulled while RTCK is low. 0 to activate
-# JTAG, power-on reset is not enough, i.e. you need to perform a
-# reset before being able to talk to the LPC2148, attach is not possible.
-
-reset_config trst_and_srst srst_pulls_trst
-
-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 $_TARGETNAME -variant arm7tdmi-s_r4
-
-$_TARGETNAME configure -work-area-phys 0x40000000 -work-area-size 0x4000 -work-area-backup 0
-
-$_TARGETNAME configure -event reset-init {
- # Force target into ARM state
- arm core_state arm
-
- # Do not remap 0x0000-0x0020 to anything but the flash (i.e. select
- # "User Flash Mode" where interrupt vectors are _not_ remapped,
- # and reside in flash instead).
- #
- # See section 7.1 on page 32 ("Memory Mapping control register") in
- # "UM10139: Volume 1: LPC214x User Manual", Rev. 02 -- 25 July 2006.
- # http://www.standardics.nxp.com/support/documents/microcontrollers/pdf/user.manual.lpc2141.lpc2142.lpc2144.lpc2146.lpc2148.pdf
- mwb 0xE01FC040 0x01
-}
-
-# flash bank lpc2000 <base> <size> 0 0 <target#> <variant> <clock> [calc_checksum]
-set _FLASHNAME $_CHIPNAME.flash
-flash bank $_FLASHNAME lpc2000 0x0 0x7d000 0 0 $_TARGETNAME lpc2000_v2 14765 calc_checksum