diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/Kconfig | 17 | ||||
| -rw-r--r-- | src/arch/x86/ebda.c | 13 |
2 files changed, 21 insertions, 9 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig index 16d8a7041d..4737e3cca1 100644 --- a/src/arch/x86/Kconfig +++ b/src/arch/x86/Kconfig @@ -422,4 +422,21 @@ config X86_BOOTBLOCK_EXTRA_PROGRAM_SZ The default value is 1024 bytes (1 KiB) for ChromeOS and 0 for other platforms. +config DEFAULT_EBDA_LOWMEM + hex + default 0x100000 + help + The default value of EBDA low memory is (1024 << 10). + +config DEFAULT_EBDA_SEGMENT + hex + default 0xF600 + help + The default value of EBDA segment is 0xF600. + +config DEFAULT_EBDA_SIZE + hex + default 0x400 + help + The default value of EBDA size is 0x400. endif diff --git a/src/arch/x86/ebda.c b/src/arch/x86/ebda.c index e835fcefef..f3e8fd2844 100644 --- a/src/arch/x86/ebda.c +++ b/src/arch/x86/ebda.c @@ -10,14 +10,9 @@ #define X86_EBDA_SEGMENT ((void *)0x40e) #define X86_EBDA_LOWMEM ((void *)0x413) -#define DEFAULT_EBDA_LOWMEM (1024 << 10) -#define DEFAULT_EBDA_SEGMENT 0xF600 -#define DEFAULT_EBDA_SIZE 0x400 - - static void *get_ebda_start(void) { - return (void *)((uintptr_t)DEFAULT_EBDA_SEGMENT << 4); + return (void *)((uintptr_t)CONFIG_DEFAULT_EBDA_SEGMENT << 4); } /* @@ -55,9 +50,9 @@ static void setup_default_ebda(void *unused) if (acpi_is_wakeup_s3()) return; - setup_ebda(DEFAULT_EBDA_LOWMEM, - DEFAULT_EBDA_SEGMENT, - DEFAULT_EBDA_SIZE); + setup_ebda(CONFIG_DEFAULT_EBDA_LOWMEM, + CONFIG_DEFAULT_EBDA_SEGMENT, + CONFIG_DEFAULT_EBDA_SIZE); } /* Ensure EBDA is prepared before Option ROMs. */ |