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Diffstat (limited to 'arch/arm64/include/asm/suspend.h')
-rw-r--r--arch/arm64/include/asm/suspend.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/suspend.h b/arch/arm64/include/asm/suspend.h
new file mode 100644
index 000000000000..a88558e223da
--- /dev/null
+++ b/arch/arm64/include/asm/suspend.h
@@ -0,0 +1,18 @@
+#ifndef __ASM_SUSPEND_H
+#define __ASM_SUSPEND_H
+
+#define NR_CTX_REGS 11
+
+/*
+ * struct cpu_suspend_ctx must be 16-byte aligned since it is allocated on
+ * the stack, which must be 16-byte aligned on v8
+ */
+struct cpu_suspend_ctx {
+ /*
+ * This struct must be kept in sync with
+ * cpu_do_{suspend/resume} in mm/proc.S
+ */
+ u64 ctx_regs[NR_CTX_REGS];
+ u64 sp;
+} __aligned(16);
+#endif