diff options
Diffstat (limited to 'src/include/cpu')
-rw-r--r-- | src/include/cpu/x86/mtrr.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/include/cpu/x86/mtrr.h b/src/include/cpu/x86/mtrr.h index bff736d296..15a5cad090 100644 --- a/src/include/cpu/x86/mtrr.h +++ b/src/include/cpu/x86/mtrr.h @@ -78,9 +78,12 @@ int x86_mtrr_check(void); #if CONFIG_CACHE_ROM void x86_mtrr_enable_rom_caching(void); void x86_mtrr_disable_rom_caching(void); +/* Return the variable range MTRR index of the ROM cache. */ +long x86_mtrr_rom_cache_var_index(void); #else static inline void x86_mtrr_enable_rom_caching(void) {} static inline void x86_mtrr_disable_rom_caching(void) {} +static inline long x86_mtrr_rom_cache_var_index(void) { return -1; } #endif /* CONFIG_CACHE_ROM */ #endif |