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authorGeert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>2008-03-27 11:38:31 +1100
committerPaul Mackerras <paulus@samba.org>2008-04-01 20:43:07 +1100
commitca052f7924141f34998ab440bb4d908dc021a46b (patch)
treef84280e5932f214794afcbbe95d866eabcf0a3a7 /include
parent5761eaa3a5ae3c7ea796add73b86176b7c963cca (diff)
[POWERPC] PS3: Save power in busy loops on halt
PS3 save power on halt: - Replace infinite busy loops by smarter loops calling lv1_pause() to save power. - Add ps3_halt() and ps3_sys_manager_halt(). - Add __noreturn annotations. Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/ps3.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/asm-powerpc/ps3.h b/include/asm-powerpc/ps3.h
index 2b693673eff..d01c701bd27 100644
--- a/include/asm-powerpc/ps3.h
+++ b/include/asm-powerpc/ps3.h
@@ -434,8 +434,9 @@ struct ps3_sys_manager_ops {
};
void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops);
-void ps3_sys_manager_power_off(void);
-void ps3_sys_manager_restart(void);
+void __noreturn ps3_sys_manager_power_off(void);
+void __noreturn ps3_sys_manager_restart(void);
+void __noreturn ps3_sys_manager_halt(void);
struct ps3_prealloc {
const char *name;