diff options
| author | Justus Winter <4winter@informatik.uni-hamburg.de> | 2014-05-03 01:33:14 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2014-07-06 15:46:04 +0200 |
| commit | c031b41b783cc99c0bd5aac7d14c1d6e34520397 (patch) | |
| tree | d05065f96429bfc620ff39a536cc57b01e082c0e /i386/grub/compiler.h | |
| parent | 3bb2b68bc84b9cb11aae7b46eeec3c5eb3363f54 (diff) | |
i386: use ACPI to power off the machine
This is a mostly verbatim copy of acpihalt.c from GRUB2 with a little
bit of glue code.
* i386/Makefrag.am (libkernel_a_SOURCES): Add the new files.
* i386/grub/acpi.h: Verbatim copy from GRUB2.
* i386/grub/compiler.h: Likewise.
* i386/grub/cpu/io.h: Likewise.
* i386/grub/cpu/time.h: Likewise.
* i386/grub/cpu/types.h: Likewise.
* i386/grub/err.h: Likewise.
* i386/grub/misc.h: Likewise.
* i386/grub/mm.h: Likewise.
* i386/grub/symbol.h: Likewise.
* i386/grub/time.h: Likewise.
* i386/grub/types.h: Likewise.
* i386/i386at/acpi.c: Likewise.
* i386/i386at/acpihalt.c: Likewise.
(grub_acpi_halt): Map physical addresses.
* i386/i386at/acpihalt.h: New file.
* i386/grub/glue.h: Some glue macros.
* i386/grub/i18n.h: Stub out i18n.
* i386/i386at/grub_glue.c: Some glue code.
* i386/i386at/model_dep.c (halt_all_cpus): Use grub_acpi_halt.
Diffstat (limited to 'i386/grub/compiler.h')
| -rw-r--r-- | i386/grub/compiler.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/i386/grub/compiler.h b/i386/grub/compiler.h new file mode 100644 index 0000000..c9e1d7a --- /dev/null +++ b/i386/grub/compiler.h @@ -0,0 +1,51 @@ +/* compiler.h - macros for various compiler features */ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2002,2003,2005,2006,2007,2008,2009,2010,2014 Free Software Foundation, Inc. + * + * GRUB 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. + * + * GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef GRUB_COMPILER_HEADER +#define GRUB_COMPILER_HEADER 1 + +/* GCC version checking borrowed from glibc. */ +#if defined(__GNUC__) && defined(__GNUC_MINOR__) +# define GNUC_PREREQ(maj,min) \ + ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) +#else +# define GNUC_PREREQ(maj,min) 0 +#endif + +/* Does this compiler support compile-time error attributes? */ +#if GNUC_PREREQ(4,3) +# define ATTRIBUTE_ERROR(msg) \ + __attribute__ ((__error__ (msg))) +#else +# define ATTRIBUTE_ERROR(msg) __attribute__ ((noreturn)) +#endif + +#if GNUC_PREREQ(4,4) +# define GNU_PRINTF gnu_printf +#else +# define GNU_PRINTF printf +#endif + +#if GNUC_PREREQ(3,4) +# define WARN_UNUSED_RESULT __attribute__ ((warn_unused_result)) +#else +# define WARN_UNUSED_RESULT +#endif + +#endif /* ! GRUB_COMPILER_HEADER */ |