1 # SPDX-License-Identifier: GPL-2.0-or-later
4 # http://milandr.ru/index.php?mact=Products,cntnt01,details,0&cntnt01productid=236&cntnt01returnid=68
6 source [find target/swj-dp.tcl]
8 if { [info exists CHIPNAME] } {
9 set _CHIPNAME $CHIPNAME
11 set _CHIPNAME 1986ве1т
14 if { [info exists ENDIAN] } {
20 # Work-area is a space in RAM used for flash programming
21 if { [info exists WORKAREASIZE] } {
22 set _WORKAREASIZE $WORKAREASIZE
24 set _WORKAREASIZE 0x4000
28 if { [info exists CPUTAPID] } {
29 set _CPUTAPID $CPUTAPID
32 set _CPUTAPID 0x4ba00477
35 set _CPUTAPID 0x2ba01477
38 swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
39 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
41 set _TARGETNAME $_CHIPNAME.cpu
42 target create $_TARGETNAME cortex_m -endian $_ENDIAN -dap $_CHIPNAME.dap
44 # use AHB-Lite SRAM for work area
45 $_TARGETNAME configure -work-area-phys 0x20100000 -work-area-size $_WORKAREASIZE -work-area-backup 0
47 # can't handle overlapping memory regions
48 if { [info exists IMEMORY] && [string equal $IMEMORY true] } {
49 flash bank ${_CHIPNAME}_info.flash mdr 0x00000000 0x01000 0 0 $_TARGETNAME 1 1 4
51 flash bank $_CHIPNAME.flash mdr 0x00000000 0x20000 0 0 $_TARGETNAME 0 32 4
54 # JTAG speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so use F_JTAG = 1MHz
57 adapter srst delay 100
63 # if srst is not fitted use SYSRESETREQ to
64 # perform a soft reset
65 cortex_m reset_config sysresetreq