LXR linux/include/asm-x86/setup.h

   1#ifndef _ASM_X86_SETUP_H
   2#define _ASM_X86_SETUP_H
   3
   4#define COMMAND_LINE_SIZE 2048
   5
   6#ifndef __ASSEMBLY__
   7char *machine_specific_memory_setup(void);
   8#ifndef CONFIG_PARAVIRT
   9#define paravirt_post_allocator_init()  do {} while (0)
  10#endif
  11#endif /* __ASSEMBLY__ */
  12
  13#ifdef __KERNEL__
  14
  15#ifdef __i386__
  16
  17#include <linux/pfn.h>
  18/*
  19 * Reserved space for vmalloc and iomap - defined in asm/page.h
  20 */
  21#define MAXMEM_PFN      PFN_DOWN(MAXMEM)
  22#define MAX_NONPAE_PFN  (1 << 20)
  23
  24#endif /* __i386__ */
  25
  26#define PARAM_SIZE 4096         /* sizeof(struct boot_params) */
  27
  28#define OLD_CL_MAGIC            0xA33F
  29#define OLD_CL_ADDRESS          0x020   /* Relative to real mode data */
  30#define NEW_CL_POINTER          0x228   /* Relative to real mode data */
  31
  32#ifndef __ASSEMBLY__
  33#include <asm/bootparam.h>
  34
  35#ifndef _SETUP
  36
  37/*
  38 * This is set up by the setup-routine at boot-time
  39 */
  40extern struct boot_params boot_params;
  41
  42#ifdef __i386__
  43/*
  44 * Do NOT EVER look at the BIOS memory size location.
  45 * It does not work on many machines.
  46 */
  47#define LOWMEMSIZE()    (0x9f000)
  48
  49struct e820entry;
  50
  51char * __init machine_specific_memory_setup(void);
  52char *memory_setup(void);
  53
  54int __init copy_e820_map(struct e820entry * biosmap, int nr_map);
  55int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map);
  56void __init add_memory_region(unsigned long long start,
  57                              unsigned long long size, int type);
  58
  59extern unsigned long init_pg_tables_end;
  60
  61
  62
  63#endif /* __i386__ */
  64#endif /* _SETUP */
  65#endif /* __ASSEMBLY__ */
  66#endif  /*  __KERNEL__  */
  67
  68#endif /* _ASM_X86_SETUP_H */
  69