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Diffstat (limited to 'arch/powerpc/include/asm/rtas.h')
-rw-r--r--arch/powerpc/include/asm/rtas.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/rtas.h b/arch/powerpc/include/asm/rtas.h
index 20de73c3668..3d35f8ae377 100644
--- a/arch/powerpc/include/asm/rtas.h
+++ b/arch/powerpc/include/asm/rtas.h
@@ -63,6 +63,14 @@ struct rtas_t {
struct device_node *dev; /* virtual address pointer */
};
+struct rtas_suspend_me_data {
+ atomic_t working; /* number of cpus accessing this struct */
+ atomic_t done;
+ int token; /* ibm,suspend-me */
+ atomic_t error;
+ struct completion *complete; /* wait on this until working == 0 */
+};
+
/* RTAS event classes */
#define RTAS_INTERNAL_ERROR 0x80000000 /* set bit 0 */
#define RTAS_EPOW_WARNING 0x40000000 /* set bit 1 */
@@ -137,6 +145,9 @@ struct rtas_t {
#define RTAS_TYPE_PMGM_CONFIG_CHANGE 0x70
#define RTAS_TYPE_PMGM_SERVICE_PROC 0x71
+/* RTAS check-exception vector offset */
+#define RTAS_VECTOR_EXTERNAL_INTERRUPT 0x500
+
struct rtas_error_log {
unsigned long version:8; /* Architectural version */
unsigned long severity:3; /* Severity level of error */
@@ -174,6 +185,8 @@ extern int rtas_set_indicator(int indicator, int index, int new_value);
extern int rtas_set_indicator_fast(int indicator, int index, int new_value);
extern void rtas_progress(char *s, unsigned short hex);
extern void rtas_initialize(void);
+extern int rtas_suspend_cpu(struct rtas_suspend_me_data *data);
+extern int rtas_suspend_last_cpu(struct rtas_suspend_me_data *data);
struct rtc_time;
extern unsigned long rtas_get_boot_time(void);