blob: dd61616cb73d1d3aab1bb7d5c2dfd8923ec6e672 [file] [log] [blame]
H. Peter Anvin1965aae2008-10-22 22:26:29 -07001#ifndef _ASM_X86_BOOT_H
2#define _ASM_X86_BOOT_H
Linus Torvalds1da177e2005-04-16 15:20:36 -07003
4/* Don't touch these, unless you really know what you're doing. */
Linus Torvalds1da177e2005-04-16 15:20:36 -07005#define DEF_SYSSEG 0x1000
Linus Torvalds1da177e2005-04-16 15:20:36 -07006#define DEF_SYSSIZE 0x7F00
7
8/* Internal svga startup constants */
9#define NORMAL_VGA 0xffff /* 80x25 mode */
10#define EXTENDED_VGA 0xfffe /* 80x50 mode */
11#define ASK_VGA 0xfffd /* ask for it at bootup */
12
Robert P. J. Daybeb7dd82007-05-09 07:14:03 +020013/* Physical address where kernel should be loaded. */
Vivek Goyaldd0ec162007-01-05 16:36:30 -080014#define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \
15 + (CONFIG_PHYSICAL_ALIGN - 1)) \
Vivek Goyale69f2022006-12-07 02:14:04 +010016 & ~(CONFIG_PHYSICAL_ALIGN - 1))
17
Alexander van Heukelum7c539762008-04-08 12:54:30 +020018#ifdef CONFIG_X86_64
19#define BOOT_HEAP_SIZE 0x7000
20#define BOOT_STACK_SIZE 0x4000
21#else
22#define BOOT_HEAP_SIZE 0x4000
23#define BOOT_STACK_SIZE 0x1000
24#endif
25
H. Peter Anvin1965aae2008-10-22 22:26:29 -070026#endif /* _ASM_X86_BOOT_H */