OpenCloudOS-Kernel/arch/x86/include/asm/boot.h

41 lines
937 B
C

#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 */
#ifdef __KERNEL__
/* Physical address where kernel should be loaded. */
#define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \
+ (CONFIG_PHYSICAL_ALIGN - 1)) \
& ~(CONFIG_PHYSICAL_ALIGN - 1))
#ifdef CONFIG_KERNEL_BZIP2
#define BOOT_HEAP_SIZE 0x400000
#else /* !CONFIG_KERNEL_BZIP2 */
#ifdef CONFIG_X86_64
#define BOOT_HEAP_SIZE 0x7000
#else
#define BOOT_HEAP_SIZE 0x4000
#endif
#endif /* !CONFIG_KERNEL_BZIP2 */
#ifdef CONFIG_X86_64
#define BOOT_STACK_SIZE 0x4000
#else
#define BOOT_STACK_SIZE 0x1000
#endif
#endif /* __KERNEL__ */
#endif /* _ASM_X86_BOOT_H */