diff options
Diffstat (limited to 'include/asm-x86/boot.h')
| -rw-r--r-- | include/asm-x86/boot.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/asm-x86/boot.h b/include/asm-x86/boot.h new file mode 100644 index 000000000000..ed8affbf96cb --- /dev/null +++ b/include/asm-x86/boot.h @@ -0,0 +1,20 @@ +#ifndef _ASM_BOOT_H +#define _ASM_BOOT_H + +/* Don't touch these, unless you really know what you're doing. */ +#define DEF_INITSEG 0x9000 +#define DEF_SYSSEG 0x1000 +#define DEF_SETUPSEG 0x9020 +#define DEF_SYSSIZE 0x7F00 + +/* Internal svga startup constants */ +#define NORMAL_VGA 0xffff /* 80x25 mode */ +#define EXTENDED_VGA 0xfffe /* 80x50 mode */ +#define ASK_VGA 0xfffd /* ask for it at bootup */ + +/* Physical address where kernel should be loaded. */ +#define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \ + + (CONFIG_PHYSICAL_ALIGN - 1)) \ + & ~(CONFIG_PHYSICAL_ALIGN - 1)) + +#endif /* _ASM_BOOT_H */ |