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- # 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
-
- if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
- } else {
- set _CHIPNAME lpc2148
- }
-
- if { [info exists CPUTAPID ] } {
- set _CPUTAPID $CPUTAPID
- } else {
- set _CPUTAPID 0x4f1f0f0f
- }
-
- 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
-
- jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
-
- set _TARGETNAME $_CHIPNAME.cpu
- target create $_TARGETNAME arm7tdmi -chain-position $_TARGETNAME
-
- $_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 <name> 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
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