arch/x86/include/asm/boot.h

   1 #ifndef _ASM_X86_BOOT_H
   2 #define _ASM_X86_BOOT_H
   3
   4 /* Internal svga startup constants */
   5 #define NORMAL_VGA      0xffff          /* 80x25 mode */
   6 #define EXTENDED_VGA    0xfffe          /* 80x50 mode */
   7 #define ASK_VGA         0xfffd          /* ask for it at bootup */
   8
   9 #ifdef __KERNEL__
  10
  11 /* Physical address where kernel should be loaded. */
  12 #define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \
  13                                 + (CONFIG_PHYSICAL_ALIGN - 1)) \
  14                                 & ~(CONFIG_PHYSICAL_ALIGN - 1))
  15
  16 #ifdef CONFIG_KERNEL_BZIP2
  17 #define BOOT_HEAP_SIZE             0x400000
  18 #else /* !CONFIG_KERNEL_BZIP2 */
  19
  20 #ifdef CONFIG_X86_64
  21 #define BOOT_HEAP_SIZE  0x7000
  22 #else
  23 #define BOOT_HEAP_SIZE  0x4000
  24 #endif
  25
  26 #endif /* !CONFIG_KERNEL_BZIP2 */
  27
  28 #ifdef CONFIG_X86_64
  29 #define BOOT_STACK_SIZE 0x4000
  30 #else
  31 #define BOOT_STACK_SIZE 0x1000
  32 #endif
  33
  34 #endif /* __KERNEL__ */
  35
  36 #endif /* _ASM_X86_BOOT_H */