diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2008-07-29 03:09:44 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-07-29 03:09:44 +0400 |
| commit | f15cbe6f1a4b4d9df59142fc8e4abb973302cf44 (patch) | |
| tree | 774d7b11abaaf33561ab8268bf51ddd9ceb79025 /arch/sh/include/asm/kgdb.h | |
| parent | 25326277d8d1393d1c66240e6255aca780f9e3eb (diff) | |
| download | linux-f15cbe6f1a4b4d9df59142fc8e4abb973302cf44.tar.xz | |
sh: migrate to arch/sh/include/
This follows the sparc changes a439fe51a1f8eb087c22dd24d69cebae4a3addac.
Most of the moving about was done with Sam's directions at:
http://marc.info/?l=linux-sh&m=121724823706062&w=2
with subsequent hacking and fixups entirely my fault.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include/asm/kgdb.h')
| -rw-r--r-- | arch/sh/include/asm/kgdb.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/sh/include/asm/kgdb.h b/arch/sh/include/asm/kgdb.h new file mode 100644 index 000000000000..24e42078f36f --- /dev/null +++ b/arch/sh/include/asm/kgdb.h @@ -0,0 +1,69 @@ +/* + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * Based on original code by Glenn Engel, Jim Kingdon, + * David Grothe <dave@gcom.com>, Tigran Aivazian, <tigran@sco.com> and + * Amit S. Kale <akale@veritas.com> + * + * Super-H port based on sh-stub.c (Ben Lee and Steve Chamberlain) by + * Henry Bell <henry.bell@st.com> + * + * Header file for low-level support for remote debug using GDB. + * + */ + +#ifndef __KGDB_H +#define __KGDB_H + +#include <asm/ptrace.h> + +/* Same as pt_regs but has vbr in place of syscall_nr */ +struct kgdb_regs { + unsigned long regs[16]; + unsigned long pc; + unsigned long pr; + unsigned long sr; + unsigned long gbr; + unsigned long mach; + unsigned long macl; + unsigned long vbr; +}; + +/* State info */ +extern char kgdb_in_gdb_mode; +extern int kgdb_nofault; /* Ignore bus errors (in gdb mem access) */ +extern char in_nmi; /* Debounce flag to prevent NMI reentry*/ + +/* SCI */ +extern int kgdb_portnum; +extern int kgdb_baud; +extern char kgdb_parity; +extern char kgdb_bits; + +/* Init and interface stuff */ +extern int kgdb_init(void); +extern int (*kgdb_getchar)(void); +extern void (*kgdb_putchar)(int); + +/* Trap functions */ +typedef void (kgdb_debug_hook_t)(struct pt_regs *regs); +typedef void (kgdb_bus_error_hook_t)(void); +extern kgdb_debug_hook_t *kgdb_debug_hook; +extern kgdb_bus_error_hook_t *kgdb_bus_err_hook; + +/* Console */ +struct console; +void kgdb_console_write(struct console *co, const char *s, unsigned count); +extern int kgdb_console_setup(struct console *, char *); + +/* Prototypes for jmp fns */ +#define _JBLEN 9 +typedef int jmp_buf[_JBLEN]; +extern void longjmp(jmp_buf __jmpb, int __retval); +extern int setjmp(jmp_buf __jmpb); + +/* Forced breakpoint */ +#define breakpoint() __asm__ __volatile__("trapa #0x3c") + +#endif |