global_data: Add a generic global_data flag for SMP state

Allow keeping track of whether all CPUs have been enabled yet. This allows
us to know whether other CPUs need to be considered when updating
CPU-specific settings such as MTRRs on x86.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h
index 8c78792cc98bf4d27f5668981857cf8d68fca3e4..d4a4e2215dc613f23092ebbdb013c0a72b1986ff 100644 (file)
--- a/include/asm-generic/global_data.h
+++ b/include/asm-generic/global_data.h
@@ -167,5 +167,6 @@ typedef struct global_data {
 #define GD_FLG_LOG_READY       0x08000 /* Log system is ready for use     */
 #define GD_FLG_WDT_READY       0x10000 /* Watchdog is ready for use       */
 #define GD_FLG_SKIP_LL_INIT    0x20000 /* Don't perform low-level init    */
+#define GD_FLG_SMP_READY       0x40000 /* SMP init is complete            */
 
 #endif /* __ASM_GENERIC_GBL_DATA_H */