LXR linux/arch/um/include/as-layout.h

   1/*
   2 * Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
   3 * Licensed under the GPL
   4 */
   5
   6#ifndef __START_H__
   7#define __START_H__
   8
   9#include "uml-config.h"
  10#include "kern_constants.h"
  11
  12/*
  13 * Assembly doesn't want any casting, but C does, so define these
  14 * without casts here, and define new symbols with casts inside the C
  15 * section.
  16 */
  17#define ASM_STUB_CODE (UML_CONFIG_TOP_ADDR - 2 * UM_KERN_PAGE_SIZE)
  18#define ASM_STUB_DATA (UML_CONFIG_TOP_ADDR - UM_KERN_PAGE_SIZE)
  19#define ASM_STUB_START ASM_STUB_CODE
  20
  21/*
  22 * This file is included by the assembly stubs, which just want the
  23 * definitions above.
  24 */
  25#ifndef __ASSEMBLY__
  26
  27#define STUB_CODE ((unsigned long) ASM_STUB_CODE)
  28#define STUB_DATA ((unsigned long) ASM_STUB_DATA)
  29#define STUB_START ((unsigned long) ASM_STUB_START)
  30
  31#include "sysdep/ptrace.h"
  32
  33struct cpu_task {
  34        int pid;
  35        void *task;
  36};
  37
  38extern struct cpu_task cpu_tasks[];
  39
  40extern unsigned long low_physmem;
  41extern unsigned long high_physmem;
  42extern unsigned long uml_physmem;
  43extern unsigned long uml_reserved;
  44extern unsigned long end_vm;
  45extern unsigned long start_vm;
  46extern unsigned long long highmem;
  47
  48extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
  49extern unsigned long _unprotected_end;
  50extern unsigned long brk_start;
  51
  52extern int linux_main(int argc, char **argv);
  53
  54extern void (*sig_info[])(int, struct uml_pt_regs *);
  55
  56#endif
  57
  58#endif
  59