# Common setup for the LPC2xxx parts # parameters: # - chip_name - name of the chip, e.g. lpc2103 # - cputapids - TAP IDs of the core, should be quoted if more than one, e.g. 0x4f1f0f0f or "0x3f0f0f0f 0x4f1f0f0f" # - flash_size - size of on-chip flash (available for code, not including the bootloader) in bytes, e.g. 0x8000 # - flash_variant - "type" of LPC2xxx device, lpc2000_v1 (LPC22xx and older LPC21xx) or lpc2000_v2 (LPC213x, LPC214x, LPC210[123], LPC23xx and LPC24xx) # - workarea_size - size of work-area in RAM for flashing procedures, must not exceed the size of RAM available at 0x40000000, e.g. 0x2000 # - core_freq_khz - frequency of core in kHz during flashing, usually equal to connected crystal or internal oscillator, e.g. 12000 # - adapter_freq_khz - frequency of debug adapter in kHz, should be 8x slower than core_freq_khz, e.g. 1000 proc setup_lpc2xxx {chip_name cputapids flash_size flash_variant workarea_size core_freq_khz adapter_freq_khz} { reset_config trst_and_srst # reset delays adapter_nsrst_delay 100 jtag_ntrst_delay 100 adapter_khz $adapter_freq_khz foreach i $cputapids { append expected_ids "-expected-id " $i " " } eval "jtag newtap $chip_name cpu -irlen 4 -ircapture 0x1 -irmask 0xf $expected_ids" global _TARGETNAME set _TARGETNAME $chip_name.cpu target create $_TARGETNAME arm7tdmi -chain-position $_TARGETNAME $_TARGETNAME configure -work-area-phys 0x40000000 -work-area-size $workarea_size -work-area-backup 0 if { $flash_size > 0 } { # flash bank lpc2000 0 0 [calc checksum] set _FLASHNAME $chip_name.flash flash bank $_FLASHNAME lpc2000 0x0 $flash_size 0 0 $_TARGETNAME $flash_variant $core_freq_khz calc_checksum } } proc init_targets {} { # FIX!!! read out CPUTAPID here and choose right setup. In addition to the # CPUTAPID some querying of the target would be required. return -error "This is a generic LPC2xxx configuration file, use a specific target file." }