DapLink 命令行工具

命令列表

命令	功能说明
?	help message
init	init swd port
scan	scan swd device
speed	set swd speed
asm	disasm instructions: disasm addr len
mem	read memory: mem addr len
write1	write byte to memory: mem addr value
write2	write short to memory: mem addr value
write4	write word to memory: mem addr value
i	board information
r	reset mcu
h	halt mcu
s	step mcu
c	run mcu
f	fault diagnosis
rh	reset and halt mcu
sp	show stack contents
reg	read/write register: reg idx [value]
regs	read all registers
pc	read/write PC: pc [value]
dhcsr	read/write DBG_HCSR: dhcsr [value]
demcr	read/write DBG_EMCR: demcr [value]
aircr	read/write AIRCR: aircr [value]
dp	read/write DP: dp addr [value]
ap	read/write AP: ap addr [value]
scp	copy file to mcu memory: scp file addr
exec	remote exec: stack_base sp entry_addr LR [arg1,arg2,arg3,arg4]
flash	flash mcu: flash ['file'

init

初始化SWD PORT

scan

扫描链接到SWD端口的设备

swd>: scan
DP_DPIDR 0x2ba01477
      DP_VERSION:0x1  REVISION:0x0  PARTNO:0xba  DESIGNER:0x23b  MIN:0x0 
CPUID 0x412fc231 (M3: r2 p1) DP version:1 
   Desinger:ARM (0x043b)  partno:186
TARGET:CH32F208W  MEM:0x20000000 - 0x10000  FLASH:0x8000000 - 0x20000 erasesize:0x80
TARGET:STMicroelectronics  Name: CH32F208W
      MEM:0x20000000 - 0x20005000  FLASH:0x8000000 - 0x8020000

speed

设置 SWD 的时钟频率单位khz

asm 返汇编指令

asm 指令地址 地址长度（单位 BYTE）

swd>: asm 0x08000606 16
Read memory 0x08000606  Len:32 :Ok
d004        beq     0000078
68fb        ldr     r3, [r7, #12]
f403 0000   and     r0, r3, #8388608
3380        adds    r3, #128
2b00        cmp     r3, #0
d0f2        beq     0000060
4b08        ldr     r3, [pc, #32]
681b        ldr     r3, [r3, #0]
4a07        ldr     r2, [pc, #28]

write1

写一个字节（BYTE）到目标地址

swd>: write1 0x20000000 0x12

write2

写二个字节（Short）到目标地址

swd>: write1 0x20000000 0x1234

write4

写四个字节（Word）到目标地址

swd>: write1 0x20000000 0x12345678

a

切换 SWD通道,同(act_port)

i

查看目标板信息

r

Reset 目标板

rh

Reset 目标板并且halt住 CPU

h

Halt 目标板

s

单步执行代码

c

continue（退出单步执行）

f

查看 target fault

sp

显示调用堆栈

reg

读、写寄存器

swd>: reg 0 
REG[0] = 0xfa (250)
swd>: reg 0 0x123456
Write REG[0] = 0x123456 (1193046)

regs

显示所有寄存值

swd>: regs
PC = 08000606
R0 = 00123456, R1 = 00002ee0, R2 = e000e010, R3 = 00000001
R4 = e339e339, R5 = e339e339, R6 = e339e339, R7 = 2000fed8
R8 = 09934090, R9 = 2000ff00, R10= 9242908c, R11= 200001a8
R12= 00000014
SP(R13)= 2000fed8, MSP= 2000fed8, PSP= 00138070, R14(LR) = 08000277  SPSEL:1
XPSR = 21000000 , SPECIAL = 00138070

pc

查看、读写PC寄存器

swd>: pc
PC = 0x8000606
swd>: pc 0x8000608
PC = 0x8000608

dhcsr

查看DBG_HCSR寄存器

swd>: dhcsr
DBG_HCSR = 00030003 
C_DEBUGEN  = 1, C_HALT     = 1, C_STEP      = 0, C_MASKINTS = 0, 
S_REGRDY   = 1, S_HALT     = 1, S_SLEEP     = 0, 
S_LOCKUP   = 0, S_RESET_ST = 0, S_RETIRE_ST = 0

demcr

查看DBG_EMCR寄存器

swd>: demcr
DBG_EMCR = 00000001 
VC_CORERESET = 1, VC_MMERR  = 0, VC_NOCPERR = 0, VC_CHKERR  = 0, 
VC_STATERR   = 0, VC_BUSERR = 0, VC_INTERR  = 0, VC_HARDERR = 0, 
MON_EN = 0, MON_PEND = 0, MON_STEP = 0, MON_REQ = 0, TRCENA = 0
swd>:

aircr

查看AIRCR寄存器

swd>: aircr
DBG_AIRCR = 0x00000001 
SYSRESETREQ = 0, PRIGROUP  = 0, VECTRESET = 1, VECTCLRACTIVE  = 0, 
swd>:

dp

读定 DP 寄存器

ap

读定 AP 寄存器

scp

将文件copy到目标板内存中（不支持 FLASH）

exec

远程执行代码 exec 栈基址 当前SP指针 目标地址 返回地址 参数0 参数1 参数2 参数3

exec 0x2000ff00 0x2000feb8 0x080001ec 08000277 0

flash

烧录Soc flash