diff options
Diffstat (limited to 'src/arch/x86')
| -rw-r--r-- | src/arch/x86/include/arch/cache.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/arch/x86/include/arch/cache.h b/src/arch/x86/include/arch/cache.h index 687d3bf9d3..9f7cda2643 100644 --- a/src/arch/x86/include/arch/cache.h +++ b/src/arch/x86/include/arch/cache.h @@ -31,6 +31,9 @@ #ifndef ARCH_CACHE_H #define ARCH_CACHE_H +#include <arch/early_variables.h> +#include <cpu/x86/cache.h> + /* * For the purposes of the currently executing CPU loading code that will be * run there aren't any cache coherency operations required. This just provides @@ -38,4 +41,21 @@ */ static inline void cache_sync_instructions(void) {} +/* Executing WBINVD when running out of CAR would not be good, prevent that. */ +static inline void dcache_clean_invalidate_all(void) +{ + if (!car_active()) + wbinvd(); +} +static inline void dcache_clean_all(void) +{ + /* x86 doesn't have a "clean without invalidate", fall back to both. */ + dcache_clean_invalidate_all(); +} +static inline void dcache_invalidate_all(void) +{ + if (!car_active()) + invd(); +} + #endif /* ARCH_CACHE_H */ |