1 files changed, 73 insertions, 0 deletions
diff --git a/kexec/kexec-syscall.h b/kexec/kexec-syscall.h
new file mode 100644
index 0000000..7b2670c
--- /dev/null
+++ b/kexec/kexec-syscall.h
@@ -0,0 +1,73 @@
+#ifndef KEXEC_SYSCALL_H
+#define KEXEC_SYSCALL_H
+
+#define __LIBRARY__
+#include <syscall.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+#define	LINUX_REBOOT_MAGIC1	0xfee1dead
+#define	LINUX_REBOOT_MAGIC2	672274793
+#define	LINUX_REBOOT_MAGIC2A	85072278
+#define	LINUX_REBOOT_MAGIC2B	369367448
+
+#define	LINUX_REBOOT_CMD_RESTART	0x01234567
+#define	LINUX_REBOOT_CMD_HALT		0xCDEF0123
+#define	LINUX_REBOOT_CMD_CAD_ON		0x89ABCDEF
+#define	LINUX_REBOOT_CMD_CAD_OFF	0x00000000
+#define	LINUX_REBOOT_CMD_POWER_OFF	0x4321FEDC
+#define	LINUX_REBOOT_CMD_RESTART2	0xA1B2C3D4
+#define LINUX_REBOOT_CMD_EXEC_KERNEL    0x18273645
+#define LINUX_REBOOT_CMD_KEXEC_OLD	0x81726354
+#define LINUX_REBOOT_CMD_KEXEC_OLD2	0x18263645
+#define LINUX_REBOOT_CMD_KEXEC		0x45584543
+
+#ifdef __i386__
+#define __NR_kexec_load		283
+#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
+#ifndef __NR_kexec_load
+#error Unknown processor architecture.  Needs a kexec_load syscall number.
+#endif
+
+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 long kexec_reboot(void)
+{
+	return (long) syscall(__NR_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_KEXEC, 0);
+}
+
+
+#define KEXEC_ON_CRASH  0x00000001
+#define KEXEC_ARCH_MASK 0xffff0000
+
+/* 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_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_MAX_SEGMENTS 8
+
+#endif /* KEXEC_SYSCALL_H */