diff options
Diffstat (limited to 'sys/amd64/include/gdb_machdep.h')
| -rw-r--r-- | sys/amd64/include/gdb_machdep.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/sys/amd64/include/gdb_machdep.h b/sys/amd64/include/gdb_machdep.h new file mode 100644 index 000000000000..282a5f078da3 --- /dev/null +++ b/sys/amd64/include/gdb_machdep.h @@ -0,0 +1,75 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2004 Marcel Moolenaar + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_GDB_MACHDEP_H_ +#define _MACHINE_GDB_MACHDEP_H_ + +#define GDB_BUFSZ 4096 +#define GDB_NREGS 56 +#define GDB_REG_RAX 0 +#define GDB_REG_RBX 1 +#define GDB_REG_RCX 2 +#define GDB_REG_RDX 3 +#define GDB_REG_RSI 4 +#define GDB_REG_RDI 5 +#define GDB_REG_RBP 6 +#define GDB_REG_RSP 7 +#define GDB_REG_R8 8 +#define GDB_REG_R9 9 +#define GDB_REG_R10 10 +#define GDB_REG_R11 11 +#define GDB_REG_R12 12 +#define GDB_REG_R13 13 +#define GDB_REG_R14 14 +#define GDB_REG_R15 15 +#define GDB_REG_PC 16 +#define GDB_REG_RFLAGS 17 +#define GDB_REG_CS 18 +#define GDB_REG_SS 19 +_Static_assert(GDB_BUFSZ >= (GDB_NREGS * 16), "buffer fits 'g' regs"); + +static __inline size_t +gdb_cpu_regsz(int regnum) +{ + return ((regnum > 16 && regnum < 24) ? 4 : 8); +} + +static __inline int +gdb_cpu_query(void) +{ + return (0); +} + +void *gdb_begin_write(void); +void *gdb_cpu_getreg(int, size_t *); +void gdb_cpu_setreg(int, void *); +int gdb_cpu_signal(int, int); +void gdb_end_write(void *); +void gdb_cpu_stop_reason(int, int); + +#endif /* !_MACHINE_GDB_MACHDEP_H_ */ |