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Sun May 29 17:01:01 CEST 2011

OpenOCD all zeros

The following problem was solved by power-cyling the (DBB) board:

Open On-Chip Debugger 0.5.0-dev-00886-g6152c29 (2011-05-29-14:08)
Licensed under GNU GPL v2
For bug reports, read
        http://openocd.berlios.de/doc/doxygen/bugs.html
Info : only one transport option; autoselect 'jtag'
srst_only srst_pulls_trst srst_gates_jtag srst_open_drain
Warn : use 'at91sam7s256.cpu' as target identifier, not '0'
debug_level: 2
1 kHz
dcc downloads are enabled
fast memory access is enabled
force hard breakpoints
adapter_nsrst_delay: 200
jtag_ntrst_delay: 200
Info : clock speed 1 kHz
Error: JTAG scan chain interrogation failed: all zeroes
Error: Check JTAG interface, timings, target power, etc.
Error: Trying to use configured scan chain anyway...
Error: at91sam7s256.cpu: IR capture error; saw 0x00 not 0x01
Warn : Bypassing JTAG setup events due to errors
Info : Embedded ICE version 0
Error: unknown EmbeddedICE version (comms ctrl: 0x00000000)
Info : at91sam7s256.cpu: hardware has 2 breakpoint/watchpoint units
debug_level: 1
Error: JTAG scan chain interrogation failed: all zeroes
Error: Check JTAG interface, timings, target power, etc.
Error: Trying to use configured scan chain anyway...
Error: at91sam7s256.cpu: IR capture error; saw 0x00 not 0x01
Warn : Bypassing JTAG setup events due to errors
Warn : srst pulls trst - can not reset into halted mode. Issuing halt after reset.
Error: timed out while waiting for target halted
TARGET: at91sam7s256.cpu - Not halted

Runtime Error: ./ocd.SAM7-H256.cfg:38:
in procedure 'script'
at file "embedded:startup.tcl", line 58
in procedure 'reset' called at file "./ocd.SAM7-H256.cfg", line 38




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