diff options
Diffstat (limited to 'src/arch/x86/include')
| -rw-r--r-- | src/arch/x86/include/arch/smp/spinlock.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/arch/x86/include/arch/smp/spinlock.h b/src/arch/x86/include/arch/smp/spinlock.h index 32be2f25fb..74e532c68a 100644 --- a/src/arch/x86/include/arch/smp/spinlock.h +++ b/src/arch/x86/include/arch/smp/spinlock.h @@ -1,7 +1,7 @@ #ifndef ARCH_SMP_SPINLOCK_H #define ARCH_SMP_SPINLOCK_H -#ifndef __PRE_RAM__ +#if !defined(__PRE_RAM__) || IS_ENABLED(CONFIG_HAVE_ROMSTAGE_CONSOLE_SPINLOCK) /* * Your basic SMP spinlocks, allowing only a single CPU anywhere @@ -11,9 +11,18 @@ typedef struct { volatile unsigned int lock; } spinlock_t; +#ifdef __PRE_RAM__ +spinlock_t *romstage_console_lock(void); +void initialize_romstage_console_lock(void); +#endif #define SPIN_LOCK_UNLOCKED (spinlock_t) { 1 } + +#ifndef __PRE_RAM__ #define DECLARE_SPIN_LOCK(x) static spinlock_t x = SPIN_LOCK_UNLOCKED; +#else +#define DECLARE_SPIN_LOCK(x) +#endif /* * Simple spin lock operations. There are two variants, one clears IRQ's |