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#ifndef KEXEC_SYSCALL_H
#define KEXEC_SYSCALL_H
#define __LIBRARY__
#include <sys/syscall.h>
#include <unistd.h>
#define LINUX_REBOOT_CMD_KEXEC_OLD 0x81726354
#define LINUX_REBOOT_CMD_KEXEC_OLD2 0x18263645
#define LINUX_REBOOT_CMD_KEXEC 0x45584543
#ifndef __NR_kexec_load
#ifdef __i386__
#define __NR_kexec_load 283
#endif
#ifdef __sh__
#define __NR_kexec_load 283
#endif
#ifdef __cris__
#ifndef __NR_kexec_load
#define __NR_kexec_load 283
#endif
#endif
#ifdef __ia64__
#define __NR_kexec_load 1268
#endif
#ifdef __powerpc64__
#define __NR_kexec_load 268
#endif
#ifdef __powerpc__
#define __NR_kexec_load 268
#endif
#ifdef __x86_64__
#define __NR_kexec_load 246
#endif
#ifdef __s390x__
#define __NR_kexec_load 277
#endif
#ifdef __s390__
#define __NR_kexec_load 277
#endif
#ifdef __arm__
#define __NR_kexec_load __NR_SYSCALL_BASE + 347
#endif
#if defined(__mips__)
#define __NR_kexec_load 4311
#endif
#ifdef __m68k__
#define __NR_kexec_load 313
#endif
#ifndef __NR_kexec_load
#error Unknown processor architecture. Needs a kexec_load syscall number.
#endif
#endif /*ifndef __NR_kexec_load*/
#ifndef __NR_kexec_file_load
#ifdef __x86_64__
#define __NR_kexec_file_load 320
#endif
#ifndef __NR_kexec_file_load
/* system call not available for the arch */
#define __NR_kexec_file_load 0xffffffff /* system call not available */
#endif
#endif /*ifndef __NR_kexec_file_load*/
struct kexec_segment;
static inline long kexec_load(void *entry, unsigned long nr_segments,
struct kexec_segment *segments, unsigned long flags)
{
return (long) syscall(__NR_kexec_load, entry, nr_segments, segments, flags);
}
static inline int is_kexec_file_load_implemented(void) {
if (__NR_kexec_file_load != 0xffffffff)
return 1;
return 0;
}
static inline long kexec_file_load(int kernel_fd, int initrd_fd,
unsigned long cmdline_len, const char *cmdline_ptr,
unsigned long flags)
{
return (long) syscall(__NR_kexec_file_load, kernel_fd, initrd_fd,
cmdline_len, cmdline_ptr, flags);
}
#define KEXEC_ON_CRASH 0x00000001
#define KEXEC_PRESERVE_CONTEXT 0x00000002
#define KEXEC_ARCH_MASK 0xffff0000
/* Flags for kexec file based system call */
#define KEXEC_FILE_UNLOAD 0x00000001
#define KEXEC_FILE_ON_CRASH 0x00000002
#define KEXEC_FILE_NO_INITRAMFS 0x00000004
/* These values match the ELF architecture values.
* Unless there is a good reason that should continue to be the case.
*/
#define KEXEC_ARCH_DEFAULT ( 0 << 16)
#define KEXEC_ARCH_386 ( 3 << 16)
#define KEXEC_ARCH_68K ( 4 << 16)
#define KEXEC_ARCH_X86_64 (62 << 16)
#define KEXEC_ARCH_PPC (20 << 16)
#define KEXEC_ARCH_PPC64 (21 << 16)
#define KEXEC_ARCH_IA_64 (50 << 16)
#define KEXEC_ARCH_ARM (40 << 16)
#define KEXEC_ARCH_S390 (22 << 16)
#define KEXEC_ARCH_SH (42 << 16)
#define KEXEC_ARCH_MIPS_LE (10 << 16)
#define KEXEC_ARCH_MIPS ( 8 << 16)
#define KEXEC_ARCH_CRIS (76 << 16)
#define KEXEC_MAX_SEGMENTS 16
#ifdef __i386__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_386
#endif
#ifdef __sh__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_SH
#endif
#ifdef __cris__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_CRIS
#endif
#ifdef __ia64__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_IA_64
#endif
#ifdef __powerpc64__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_PPC64
#else
#ifdef __powerpc__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_PPC
#endif
#endif
#ifdef __x86_64__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_X86_64
#endif
#ifdef __s390x__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_S390
#endif
#ifdef __s390__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_S390
#endif
#ifdef __arm__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_ARM
#endif
#if defined(__mips__)
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_MIPS
#endif
#ifdef __m68k__
#define KEXEC_ARCH_NATIVE KEXEC_ARCH_68K
#endif
#endif /* KEXEC_SYSCALL_H */
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