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__
   7 char *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  */
  40 extern 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
  49 struct e820entry;
  50
  51 char * __init machine_specific_memory_setup(void);
  52 char *memory_setup(void);
  53
  54 int __init copy_e820_map(struct e820entry * biosmap, int nr_map);
  55 int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map);
  56 void __init add_memory_region(unsigned long long start,
  57                               unsigned long long size, int type);
  58
  59 extern 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 */