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* Add kdb_cpu_sync_icache(), intended to synchronize instructionMarcel Moolenaar2007-06-091-2/+8
| | | | | | | | | caches with data caches after writing to memory. This typically is required to make breakpoints work on ia64 and powerpc. For those architectures the function is implemented. Notes: svn path=/head/; revision=170473
* Wrap our drivers gdb_getc() function so that if it returns -1 wePoul-Henning Kamp2006-05-261-5/+20
| | | | | | | | try again. This way it matches the console behaviour and allows us to share more code. Notes: svn path=/head/; revision=158948
* /* -> /*- for copyright notices, minor format tweaks as necessaryWarner Losh2005-01-061-1/+1
| | | | Notes: svn path=/head/; revision=139778
* Introduce the GDB debugger backend for the new KDB framework. TheMarcel Moolenaar2004-07-101-0/+289
backend improves over the old GDB support in the following ways: o Unified implementation with minimal MD code. o A simple interface for devices to register themselves as debug ports, ala consoles. o Compression by using run-length encoding. o Implements GDB threading support. Notes: svn path=/head/; revision=131899