root/include/asm-x86/boot.h

INCLUDED FROM

#ifndef ASM_X86__BOOT_H
#define ASM_X86__BOOT_H

/* Don't touch these, unless you really know what you're doing. */
#define DEF_SYSSEG      0x1000
#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))

#ifdef CONFIG_X86_64
#define BOOT_HEAP_SIZE  0x7000
#define BOOT_STACK_SIZE 0x4000
#else
#define BOOT_HEAP_SIZE  0x4000
#define BOOT_STACK_SIZE 0x1000
#endif

#endif /* ASM_X86__BOOT_H */