Diskuzní fórum Elektro Bastlírny

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$ jtag

UrJTAG 0.10 #1502
Copyright (C) 2002, 2003 ETC s.r.o.
Copyright (C) 2007, 2008, 2009 Kolja Waschk and the respective authors

UrJTAG is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
There is absolutely no warranty for UrJTAG.

WARNING: UrJTAG may damage your hardware!
Type "quit" to exit, "help" for help.

jtag> cable wiggler help
Usage: cable WIGGLER parallel PORTADDR [TDO,TRST,TDI,TCK,TMS,SRESET]
   or: cable WIGGLER ppdev PPDEV [TDO,TRST,TDI,TCK,TMS,SRESET]

PORTADDR   parallel port address (e.g. 0x378)
PPDEV      ppdev device (e.g. /dev/parport0)
TDO, ...   parallel port bit number, prepend '#' for inversion
           default is '7,4,3,2,1,#0'

jtag> cable wiggler ppdev /dev/parport0
Initializing ppdev port /dev/parport0
jtag> detect
Warning: TDO seems to be stuck at 0
jtag> detect
Warning: TDO seems to be stuck at 0
jtag> print
Run "detect" first.
jtag> quit

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$ jtag

UrJTAG 0.10 #1502
Copyright (C) 2002, 2003 ETC s.r.o.
Copyright (C) 2007, 2008, 2009 Kolja Waschk and the respective authors

UrJTAG is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
There is absolutely no warranty for UrJTAG.

WARNING: UrJTAG may damage your hardware!
Type "quit" to exit, "help" for help.

jtag> cable wiggler ppdev /dev/parport0
Initializing ppdev port /dev/parport0
jtag> detect
IR length: 4
Chain length: 1
Device Id: 0 (0x0000000000000000)
chain.c(149) Part 0 without active instruction
chain.c(200) Part 0 without active instruction
chain.c(149) Part 0 without active instruction
jtag> print
 No. Manufacturer              Part                 Stepping Instruction          Register
------------------------------------------------------------------------------------------------------------------
   0                                                         (none)               (none)
jtag> quit

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# ./openocd -f ../tcl/interface/parport.cfg
Open On-Chip Debugger 0.6.1 (2013-03-14-20:43)
Licensed under GNU GPL v2
For bug reports, read
        http://openocd.sourceforge.net/doc/doxygen/bugs.html
Warn : Adapter driver 'parport' did not declare which transports it allows; assuming legacy JTAG-only
Info : only one transport option; autoselect 'jtag'
parport port = 0x378
adapter speed: 1 kHz
Info : clock speed 1 kHz
Warn : There are no enabled taps.  AUTO PROBING MIGHT NOT WORK!!
Warn : AUTO auto0.tap - use "jtag newtap auto0 tap -expected-id 0x10940f0f ..."
Warn : AUTO auto0.tap - use "... -irlen 4"
Warn : gdb services need one or more targets defined
Info : accepting 'telnet' connection from 4444

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$ telnet localhost 4444
Trying ::1...
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
Open On-Chip Debugger
> scan_chain
   TapName             Enabled  IdCode     Expected   IrLen IrCap IrMask
-- ------------------- -------- ---------- ---------- ----- ----- ------
 0 auto0.tap              Y     0x10940f0f 0x10940f0f     4 0x01  0x03

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if { [info exists CHIPNAME] } {
  set  _CHIPNAME $CHIPNAME
} else {
  set  _CHIPNAME arm
}
if { [info exists ENDIAN] } {
  set  _ENDIAN $ENDIAN
} else {
  set  _ENDIAN little
}
if { [info exists CPUTAPID ] } {
  set _CPUTAPID $CPUTAPID
} else {
 # force an error till we get a good number
  #set _CPUTAPID 0xffffffff
  set _CPUTAPID 0x10940f0f
}

jtag newtap arm taptap  -irlen 4 -ircapture 0x1 -irmask 0xf
target create arm arm9tdmi -endian big -variant arm940t  -chain-position  0

reset_config trst_and_srst srst_pulls_trst

init
halt

poll off

#source scripts.cf
#dc
poll

#ic

armv4_5 reg

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# ./openocd -f ../tcl/interface/parport.cfg -f test.cfg
Open On-Chip Debugger 0.6.1 (2013-03-14-20:43)
Licensed under GNU GPL v2
For bug reports, read
        http://openocd.sourceforge.net/doc/doxygen/bugs.html
Warn : Adapter driver 'parport' did not declare which transports it allows; assuming legacy JTAG-only
Info : only one transport option; autoselect 'jtag'
parport port = 0x378
adapter speed: 1 kHz
Warn : Specify TAP 'arm.taptap' by name, not number 0
trst_and_srst srst_pulls_trst srst_gates_jtag trst_push_pull srst_open_drain
Info : clock speed 1 kHz
Info : JTAG tap: arm.taptap tap/device found: 0x10940f0f (mfg: 0x787, part: 0x0940, ver: 0x1)
Warn : JTAG tap: arm.taptap       UNEXPECTED: 0x10940f0f (mfg: 0x787, part: 0x0940, ver: 0x1)
Error: Trying to use configured scan chain anyway...
Warn : Bypassing JTAG setup events due to errors
Info : Embedded ICE version 2
Info : arm: hardware has 2 breakpoint/watchpoint units
background polling: off
TAP: arm.taptap (enabled)
target state: halted
target halted in ARM state due to breakpoint, current mode: Undefined instruction
cpsr: 0x4000001b pc: 0xffffffe8
DEPRECATED! use 'arm reg' not 'armv4_5 reg'
System and User mode registers
      r0: e8bd87f0       r1: e1a01004       r2: e3a00000       r3: ebfffc02
      r4: e3590000       r5: 0a000001       r6: e2650000       r7: e8bd87f0
      r8: e1a00005       r9: e8bd87f0      r10: e8bd87f0      r11: 00000000
     r12: 00000000   sp_usr: bc733a57   lr_usr: f31be6b3       pc: ffffffe8
    cpsr: 4000001b

FIQ mode shadow registers
  r8_fiq: 8253c6cf   r9_fiq: d9cb4385  r10_fiq: d37bbf72  r11_fiq: 96cf8a74
 r12_fiq: b0331b05   sp_fiq: 02000914   lr_fiq: db7b3335 spsr_fiq: 000000b9

Supervisor mode shadow registers
  sp_svc: 0200162c   lr_svc: 02602840 spsr_svc: 10000011

Abort mode shadow registers
  sp_abt: 02001114   lr_abt: 7ecf2fa7 spsr_abt: 00000010

IRQ mode shadow registers
  sp_irq: 02000d14   lr_irq: 7bb35be6 spsr_irq: 300000bd

Undefined instruction mode shadow registers
  sp_und: 00000000   lr_und: 00000000 spsr_und: 80000031
Info : accepting 'telnet' connection from 4444

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$ telnet localhost 4444
Trying ::1...
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
Open On-Chip Debugger
> mdw 0
0x00000000: e59ff060
> mdw 1000
0x000003e8: eafffff8
> dump_image dump.bin 0 524288