| 1 | /* PPC linux native support. |
| 2 | Copyright (C) 1988, 1989, 1991, 1992, 1994, 1996 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GDB. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 19 | |
| 20 | #include "defs.h" |
| 21 | #include "frame.h" |
| 22 | #include "inferior.h" |
| 23 | #include "gdbcore.h" |
| 24 | |
| 25 | #include <sys/types.h> |
| 26 | #include <sys/param.h> |
| 27 | #include <signal.h> |
| 28 | #include <sys/user.h> |
| 29 | #include <sys/ioctl.h> |
| 30 | #include <sys/wait.h> |
| 31 | #include <fcntl.h> |
| 32 | #include <sys/procfs.h> |
| 33 | |
| 34 | int |
| 35 | kernel_u_size () |
| 36 | { |
| 37 | return (sizeof (struct user)); |
| 38 | } |
| 39 | |
| 40 | static int regmap[] = |
| 41 | {PT_R0, PT_R1, PT_R2, PT_R3, PT_R4, PT_R5, PT_R6, PT_R7, |
| 42 | PT_R8, PT_R9, PT_R10, PT_R11, PT_R12, PT_R13, PT_R14, PT_R15, |
| 43 | PT_R16, PT_R17, PT_R18, PT_R19, PT_R20, PT_R21, PT_R22, PT_R23, |
| 44 | PT_R24, PT_R25, PT_R26, PT_R27, PT_R28, PT_R29, PT_R30, PT_R31, |
| 45 | PT_FPR0, PT_FPR0 + 2, PT_FPR0 + 4, PT_FPR0 + 6, PT_FPR0 + 8, PT_FPR0 + 10, PT_FPR0 + 12, PT_FPR0 + 14, |
| 46 | PT_FPR0 + 16, PT_FPR0 + 18, PT_FPR0 + 20, PT_FPR0 + 22, PT_FPR0 + 24, PT_FPR0 + 26, PT_FPR0 + 28, PT_FPR0 + 30, |
| 47 | PT_FPR0 + 32, PT_FPR0 + 34, PT_FPR0 + 36, PT_FPR0 + 38, PT_FPR0 + 40, PT_FPR0 + 42, PT_FPR0 + 44, PT_FPR0 + 46, |
| 48 | PT_FPR0 + 48, PT_FPR0 + 50, PT_FPR0 + 52, PT_FPR0 + 54, PT_FPR0 + 56, PT_FPR0 + 58, PT_FPR0 + 60, PT_FPR0 + 62, |
| 49 | PT_NIP, PT_MSR, PT_CCR, PT_LNK, PT_CTR, PT_XER, PT_MQ}; |
| 50 | |
| 51 | int |
| 52 | ppc_register_u_addr (int ustart, int regnum) |
| 53 | { |
| 54 | return (ustart + 4 * regmap[regnum]); |
| 55 | } |
| 56 | |
| 57 | void |
| 58 | supply_gregset (gregset_t * gregsetp) |
| 59 | { |
| 60 | int regi; |
| 61 | register greg_t *regp = (greg_t *) gregsetp; |
| 62 | |
| 63 | for (regi = 0; regi < 32; regi++) |
| 64 | supply_register (regi, (char *) (regp + regi)); |
| 65 | |
| 66 | for (regi = FIRST_UISA_SP_REGNUM; regi <= LAST_UISA_SP_REGNUM; regi++) |
| 67 | supply_register (regi, (char *) (regp + regmap[regi])); |
| 68 | } |
| 69 | |
| 70 | void |
| 71 | supply_fpregset (fpregset_t * fpregsetp) |
| 72 | { |
| 73 | int regi; |
| 74 | for (regi = 0; regi < 32; regi++) |
| 75 | { |
| 76 | supply_register (FP0_REGNUM + regi, (char *) (*fpregsetp + regi)); |
| 77 | } |
| 78 | } |