summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/kexec.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/include/asm/kexec.h')
-rw-r--r--arch/arm/include/asm/kexec.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h
new file mode 100644
index 000000000000..c8986bb99ed5
--- /dev/null
+++ b/arch/arm/include/asm/kexec.h
@@ -0,0 +1,31 @@
+#ifndef _ARM_KEXEC_H
+#define _ARM_KEXEC_H
+
+#ifdef CONFIG_KEXEC
+
+/* Maximum physical address we can use pages from */
+#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
+/* Maximum address we can reach in physical address mode */
+#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
+/* Maximum address we can use for the control code buffer */
+#define KEXEC_CONTROL_MEMORY_LIMIT (-1UL)
+
+#define KEXEC_CONTROL_CODE_SIZE 4096
+
+#define KEXEC_ARCH KEXEC_ARCH_ARM
+
+#define KEXEC_ARM_ATAGS_OFFSET 0x1000
+#define KEXEC_ARM_ZIMAGE_OFFSET 0x8000
+
+#ifndef __ASSEMBLY__
+
+struct kimage;
+/* Provide a dummy definition to avoid build failures. */
+static inline void crash_setup_regs(struct pt_regs *newregs,
+ struct pt_regs *oldregs) { }
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* CONFIG_KEXEC */
+
+#endif /* _ARM_KEXEC_H */