1 /*- 2 * Copyright (c) 2006 Marcel Moolenaar 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _MACHINE_GDB_MACHDEP_H_ 30 #define _MACHINE_GDB_MACHDEP_H_ 31 32 #ifdef BOOKE 33 #define PPC_GDB_NREGS0 1 34 #define PPC_GDB_NREGS4 (70 + 1) 35 #define PPC_GDB_NREGS8 (1 + 32) 36 #define PPC_GDB_NREGS16 0 37 #else 38 #define PPC_GDB_NREGS0 0 39 #define PPC_GDB_NREGS4 (32 + 7 + 2) 40 #define PPC_GDB_NREGS8 32 41 #define PPC_GDB_NREGS16 32 42 #endif 43 44 #define GDB_NREGS (PPC_GDB_NREGS0 + PPC_GDB_NREGS4 + \ 45 PPC_GDB_NREGS8 + PPC_GDB_NREGS16) 46 #define GDB_REG_PC 64 47 48 #define GDB_BUFSZ (PPC_GDB_NREGS4 * 8 + \ 49 PPC_GDB_NREGS8 * 16 + \ 50 PPC_GDB_NREGS16 * 32) 51 52 static __inline size_t 53 gdb_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 70 static __inline int 71 gdb_cpu_query(void) 72 { 73 74 return (0); 75 } 76 77 void *gdb_cpu_getreg(int, size_t *); 78 void gdb_cpu_setreg(int, void *); 79 int gdb_cpu_signal(int, int); 80 81 #endif /* !_MACHINE_GDB_MACHDEP_H_ */ 82