/* Copyright (C) 1995-2016 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef PPC_LINUX_H #define PPC_LINUX_H 1 #include <asm/ptrace.h> #include <asm/cputable.h> /* This sometimes isn't defined. */ #ifndef PT_ORIG_R3 #define PT_ORIG_R3 34 #endif #ifndef PT_TRAP #define PT_TRAP 40 #endif /* The PPC_FEATURE_* defines should be provided by <asm/cputable.h>. If they aren't, we can provide them ourselves (their values are fixed because they are part of the kernel ABI). They are used in the AT_HWCAP entry of the AUXV. */ #ifndef PPC_FEATURE_CELL #define PPC_FEATURE_CELL 0x00010000 #endif #ifndef PPC_FEATURE_BOOKE #define PPC_FEATURE_BOOKE 0x00008000 #endif #ifndef PPC_FEATURE_HAS_DFP #define PPC_FEATURE_HAS_DFP 0x00000400 /* Decimal Floating Point. */ #endif #ifndef PPC_FEATURE_HAS_VSX #define PPC_FEATURE_HAS_VSX 0x00000080 #endif #ifndef PPC_FEATURE_HAS_ALTIVEC #define PPC_FEATURE_HAS_ALTIVEC 0x10000000 #endif #ifndef PPC_FEATURE_HAS_SPE #define PPC_FEATURE_HAS_SPE 0x00800000 #endif /* Glibc's headers don't define PTRACE_GETVRREGS so we cannot use a configure time check. Some older glibc's (for instance 2.2.1) don't have a specific powerpc version of ptrace.h, and fall back on a generic one. In such cases, sys/ptrace.h defines PTRACE_GETFPXREGS and PTRACE_SETFPXREGS to the same numbers that ppc kernel's asm/ptrace.h defines PTRACE_GETVRREGS and PTRACE_SETVRREGS to be. This also makes a configury check pretty much useless. */ /* These definitions should really come from the glibc header files, but Glibc doesn't know about the vrregs yet. */ #ifndef PTRACE_GETVRREGS #define PTRACE_GETVRREGS 18 #define PTRACE_SETVRREGS 19 #endif /* PTRACE requests for POWER7 VSX registers. */ #ifndef PTRACE_GETVSXREGS #define PTRACE_GETVSXREGS 27 #define PTRACE_SETVSXREGS 28 #endif /* Similarly for the ptrace requests for getting / setting the SPE registers (ev0 -- ev31, acc, and spefscr). See the description of gdb_evrregset_t for details. */ #ifndef PTRACE_GETEVRREGS #define PTRACE_GETEVRREGS 20 #define PTRACE_SETEVRREGS 21 #endif #ifdef __powerpc64__ /* Return whether the inferior is 64bit or not by checking certain bit in MSR. */ int ppc64_64bit_inferior_p (long msr); #endif #endif