gdb_machdep.h revision 256281
175584Sru/*- 2104862Sru * Copyright (c) 2006 Marcel Moolenaar 375584Sru * All rights reserved. 475584Sru * 575584Sru * Redistribution and use in source and binary forms, with or without 675584Sru * modification, are permitted provided that the following conditions 775584Sru * are met: 875584Sru * 975584Sru * 1. Redistributions of source code must retain the above copyright 1075584Sru * notice, this list of conditions and the following disclaimer. 1175584Sru * 2. Redistributions in binary form must reproduce the above copyright 1275584Sru * notice, this list of conditions and the following disclaimer in the 1375584Sru * documentation and/or other materials provided with the distribution. 1475584Sru * 1575584Sru * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1675584Sru * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1775584Sru * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1875584Sru * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19151497Sru * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2075584Sru * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21104862Sru * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22104862Sru * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2375584Sru * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2475584Sru * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2575584Sru * 2675584Sru * $FreeBSD: stable/10/sys/powerpc/include/gdb_machdep.h 250864 2013-05-21 18:00:47Z marcel $ 2775584Sru */ 2875584Sru 2975584Sru#ifndef _MACHINE_GDB_MACHDEP_H_ 3075584Sru#define _MACHINE_GDB_MACHDEP_H_ 3175584Sru 3275584Sru#ifdef BOOKE 3375584Sru#define PPC_GDB_NREGS0 1 3475584Sru#define PPC_GDB_NREGS4 (70 + 1) 3575584Sru#define PPC_GDB_NREGS8 (1 + 32) 3675584Sru#define PPC_GDB_NREGS16 0 3775584Sru#else 3875584Sru#define PPC_GDB_NREGS0 0 3975584Sru#define PPC_GDB_NREGS4 (32 + 7 + 2) 4075584Sru#define PPC_GDB_NREGS8 32 4175584Sru#define PPC_GDB_NREGS16 32 4275584Sru#endif 4375584Sru 4475584Sru#define GDB_NREGS (PPC_GDB_NREGS0 + PPC_GDB_NREGS4 + \ 4575584Sru PPC_GDB_NREGS8 + PPC_GDB_NREGS16) 4675584Sru#define GDB_REG_PC 64 4775584Sru 4875584Sru#define GDB_BUFSZ (PPC_GDB_NREGS4 * 8 + \ 4975584Sru PPC_GDB_NREGS8 * 16 + \ 5075584Sru PPC_GDB_NREGS16 * 32) 51 52static __inline size_t 53gdb_cpu_regsz(int regnum) 54{ 55 56#ifdef BOOKE 57 if (regnum == 70) 58 return (0); 59 if (regnum == 71 || regnum >= 73) 60 return (8); 61#else 62 if (regnum >= 32 && regnum <= 63) 63 return (8); 64 if (regnum >= 71 && regnum <= 102) 65 return (16); 66#endif 67 return (4); 68} 69 70static __inline int 71gdb_cpu_query(void) 72{ 73 74 return (0); 75} 76 77void *gdb_cpu_getreg(int, size_t *); 78void gdb_cpu_setreg(int, void *); 79int gdb_cpu_signal(int, int); 80 81#endif /* !_MACHINE_GDB_MACHDEP_H_ */ 82