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 /* Crashkernel reservation */
  12 void reserve_crashkernel(void);
  13
  14 #ifndef CONFIG_PARAVIRT
  15 #define paravirt_post_allocator_init()  do {} while (0)
  16 #endif
  17 #endif /* __ASSEMBLY__ */
  18
  19 #ifdef __KERNEL__
  20
  21 #ifdef __i386__
  22
  23 #include <linux/pfn.h>
  24 /*
  25  * Reserved space for vmalloc and iomap - defined in asm/page.h
  26  */
  27 #define MAXMEM_PFN      PFN_DOWN(MAXMEM)
  28 #define MAX_NONPAE_PFN  (1 << 20)
  29
  30 #endif /* __i386__ */
  31
  32 #define PARAM_SIZE 4096         /* sizeof(struct boot_params) */
  33
  34 #define OLD_CL_MAGIC            0xA33F
  35 #define OLD_CL_ADDRESS          0x020   /* Relative to real mode data */
  36 #define NEW_CL_POINTER          0x228   /* Relative to real mode data */
  37
  38 #ifndef __ASSEMBLY__
  39 #include <asm/bootparam.h>
  40
  41 void reserve_standard_io_resources(void);
  42 void reserve_initrd(void);
  43
  44
  45 #ifndef _SETUP
  46
  47 /*
  48  * This is set up by the setup-routine at boot-time
  49  */
  50 extern struct boot_params boot_params;
  51
  52 /*
  53  * Do NOT EVER look at the BIOS memory size location.
  54  * It does not work on many machines.
  55  */
  56 #define LOWMEMSIZE()    (0x9f000)
  57
  58 #ifdef __i386__
  59
  60 void __init i386_start_kernel(void);
  61 extern void probe_roms(void);
  62
  63 extern unsigned long init_pg_tables_start;
  64 extern unsigned long init_pg_tables_end;
  65
  66 #endif /* __i386__ */
  67 #endif /* _SETUP */
  68 #endif /* __ASSEMBLY__ */
  69 #endif  /*  __KERNEL__  */
  70
  71 #endif /* _ASM_X86_SETUP_H */