1 # SPDX-License-Identifier: GPL-2.0-or-later
4 # Fujitsu Cortex-M3 with 512kB Flash and 64kB RAM
6 source [find target/swj-dp.tcl]
8 if { [info exists CHIPNAME] } {
9 set _CHIPNAME $CHIPNAME
11 set _CHIPNAME mb9bfxx6
14 if { [info exists ENDIAN] } {
20 if { [info exists CPUTAPID] } {
21 set _CPUTAPID $CPUTAPID
23 set _CPUTAPID 0x4ba00477
26 # delays on reset lines
27 adapter srst delay 100
32 # Fujitsu Cortex-M3 reset configuration
33 reset_config trst_only
35 swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
36 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
38 set _TARGETNAME $_CHIPNAME.cpu
39 target create $_TARGETNAME cortex_m -endian $_ENDIAN -dap $_CHIPNAME.dap
41 # MB9BF506 has 64kB of SRAM on its main system bus
42 $_TARGETNAME configure -work-area-phys 0x1FFF8000 -work-area-size 0x10000 -work-area-backup 0
44 # MB9BF506 has 512kB internal FLASH
46 set _FLASHNAME $_CHIPNAME.flash
47 flash bank $_FLASHNAME fm3 0 0 0 0 $_TARGETNAME
49 # 4MHz / 6 = 666kHz, so use 500
53 # if srst is not fitted use SYSRESETREQ to
54 # perform a soft reset
55 cortex_m reset_config sysresetreq