Hello,
I think I am doing something fundamentally stupid. I wonder if somebody competent could have a quick look at the following config file + telnet transcript and tell me why the flash is always protected and why I cannot erase it (or write anything there).
Thanks a lot,
Kris
---------------- openocd.cfg -------------------
telnet_port 2002
gdb_port 2001
interface parport
parport_port 0x378
parport_cable wiggler
jtag_speed 10
reset_config trst_and_srst trst_pulls_srst
jtag_device 4 0x1 0xf 0xe
daemon_startup reset
target arm7tdmi little run_and_init 0 arm7tdmi-s_r4
run_and_halt_time 0 30
working_area 0 0x40000000 0x2000 nobackup
flash bank lpc2000 0x0 0x40000 0 0 0 lpc2000_v1 0 14746 calc_checksum
------------------------ telnet transcript ----------------------
w20>telnet localhost 2002
Trying 127.0.0.1…
Connected to w2000.
Escape character is ‘^]’.
Open On-Chip Debugger
halt
requesting target halt…
Target 0 halted
target halted in Thumb state due to debug request, current mode: System
cpsr: 0x4000001f pc: 0x00000560
flash probe 0
flash ‘lpc2000’ found at 0x00000000
flash info 0
#0: lpc2000 at 0x00000000, size 0x00040000, buswidth 0, chipwidth 0
#0: 0x00000000 (0x2000kB) erase state unknown, protected
#1: 0x00002000 (0x2000kB) erase state unknown, protected
#2: 0x00004000 (0x2000kB) erase state unknown, protected
#3: 0x00006000 (0x2000kB) erase state unknown, protected
#4: 0x00008000 (0x2000kB) erase state unknown, protected
#5: 0x0000a000 (0x2000kB) erase state unknown, protected
#6: 0x0000c000 (0x2000kB) erase state unknown, protected
#7: 0x0000e000 (0x2000kB) erase state unknown, protected
#8: 0x00010000 (0x10000kB) erase state unknown, protected
#9: 0x00020000 (0x10000kB) erase state unknown, protected
#10: 0x00030000 (0x2000kB) erase state unknown, protected
#11: 0x00032000 (0x2000kB) erase state unknown, protected
#12: 0x00034000 (0x2000kB) erase state unknown, protected
#13: 0x00036000 (0x2000kB) erase state unknown, protected
#14: 0x00038000 (0x2000kB) erase state unknown, protected
#15: 0x0003a000 (0x2000kB) erase state unknown, protected
#16: 0x0003c000 (0x2000kB) erase state unknown, protected
#17: 0x0003e000 (0x2000kB) erase state unknown, protected
lpc2000 flash driver variant: 1, clk: 0
flash protect 0 0 7 off
cleared protection for sectors 0 through 7 on flash bank 0
flash info 0
#0: lpc2000 at 0x00000000, size 0x00040000, buswidth 0, chipwidth 0
#0: 0x00000000 (0x2000kB) erase state unknown, protected
#1: 0x00002000 (0x2000kB) erase state unknown, protected
#2: 0x00004000 (0x2000kB) erase state unknown, protected
#3: 0x00006000 (0x2000kB) erase state unknown, protected
#4: 0x00008000 (0x2000kB) erase state unknown, protected
#5: 0x0000a000 (0x2000kB) erase state unknown, protected
#6: 0x0000c000 (0x2000kB) erase state unknown, protected
#7: 0x0000e000 (0x2000kB) erase state unknown, protected
#8: 0x00010000 (0x10000kB) erase state unknown, protected
#9: 0x00020000 (0x10000kB) erase state unknown, protected
#10: 0x00030000 (0x2000kB) erase state unknown, protected
#11: 0x00032000 (0x2000kB) erase state unknown, protected
#12: 0x00034000 (0x2000kB) erase state unknown, protected
#13: 0x00036000 (0x2000kB) erase state unknown, protected
#14: 0x00038000 (0x2000kB) erase state unknown, protected
#15: 0x0003a000 (0x2000kB) erase state unknown, protected
#16: 0x0003c000 (0x2000kB) erase state unknown, protected
#17: 0x0003e000 (0x2000kB) erase state unknown, protected
lpc2000 flash driver variant: 1, clk: 0
mdw 0 128
0x00000000: e59ff018 ffffffff ffffffff ffffffff ffffffff 34c01fd5 e59ff018 ffffffff
0x00000020: 00000098 ffffffff ffffffff ffffffff ffffffff ffffffff 000001e4 ffffffff
0x00000040: 47702001 48134a12 b081b470 1d121c11 680be00a 68156854 d0032b00 5ce61e5b
… snip
flash erase 0 0 7
erased sectors 0 through 7 on flash bank 0 in 0s 921325us
mdw 0 128
0x00000000: e59ff018 ffffffff ffffffff ffffffff ffffffff 34c01fd5 e59ff018 ffffffff
0x00000020: 00000098 ffffffff ffffffff ffffffff ffffffff ffffffff 000001e4 ffffffff
0x00000040: 47702001 48134a12 b081b470 1d121c11 680be00a 68156854 d0032b00 5ce61e5b
… snip