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/* Copyright (C) 1995-2018 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
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