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
   8 /* Interrupt control for vSMPowered x86_64 systems */
   9 void vsmp_init(void);
  10
  11 char *machine_specific_memory_setup(void);
  12 #ifndef CONFIG_PARAVIRT
  13 #define paravirt_post_allocator_init()  do {} while (0)
  14 #endif
  15 #endif /* __ASSEMBLY__ */
  16
  17 #ifdef __KERNEL__
  18
  19 #ifdef __i386__
  20
  21 #include <linux/pfn.h>
  22 /*
  23  * Reserved space for vmalloc and iomap - defined in asm/page.h
  24  */
  25 #define MAXMEM_PFN      PFN_DOWN(MAXMEM)
  26 #define MAX_NONPAE_PFN  (1 << 20)
  27
  28 #endif /* __i386__ */
  29
  30 #define PARAM_SIZE 4096         /* sizeof(struct boot_params) */
  31
  32 #define OLD_CL_MAGIC            0xA33F
  33 #define OLD_CL_ADDRESS          0x020   /* Relative to real mode data */
  34 #define NEW_CL_POINTER          0x228   /* Relative to real mode data */
  35
  36 #ifndef __ASSEMBLY__
  37 #include <asm/bootparam.h>
  38
  39 #ifndef _SETUP
  40
  41 /*
  42  * This is set up by the setup-routine at boot-time
  43  */
  44 extern struct boot_params boot_params;
  45
  46 #ifdef __i386__
  47 /*
  48  * Do NOT EVER look at the BIOS memory size location.
  49  * It does not work on many machines.
  50  */
  51 #define LOWMEMSIZE()    (0x9f000)
  52
  53 struct e820entry;
  54
  55 char * __init machine_specific_memory_setup(void);
  56 char *memory_setup(void);
  57
  58 int __init copy_e820_map(struct e820entry *biosmap, int nr_map);
  59 int __init sanitize_e820_map(struct e820entry *biosmap, char *pnr_map);
  60 void __init add_memory_region(unsigned long long start,
  61                               unsigned long long size, int type);
  62
  63 extern unsigned long init_pg_tables_end;
  64
  65
  66
  67 #endif /* __i386__ */
  68 #endif /* _SETUP */
  69 #endif /* __ASSEMBLY__ */
  70 #endif  /*  __KERNEL__  */
  71
  72 #endif /* _ASM_X86_SETUP_H */