aboutsummaryrefslogblamecommitdiffstats
path: root/arch/x86/include/asm/boot.h
blob: dd61616cb73d1d3aab1bb7d5c2dfd8923ec6e672 (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11
12

                       

                                                                  
                              






                                                                  
                                                     

                                                                

                                                               







                              
                            
#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 */