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global_data: Add a generic global_data flag for SMP state

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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>
This commit is contained in:
Simon Glass 2020-07-17 08:48:17 -06:00 committed by Bin Meng
parent c33aa3527d
commit 50e9cac107
1 changed files with 1 additions and 0 deletions
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include/asm-generic/global_data.h
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@ -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 */