Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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 * Stolen from linux/const.h, which can't be directly included since
14 * this is used in userspace code, which has no access to the kernel
15 * headers. Changed to be suitable for adding casts to the start,
16 * rather than "UL" to the end.
17 */
18
19/* Some constant macros are used in both assembler and
20 * C code. Therefore we cannot annotate them always with
21 * 'UL' and other type specifiers unilaterally. We
22 * use the following macros to deal with this.
23 */
24
25#ifdef __ASSEMBLY__
26#define _AC(X, Y) (Y)
27#else
28#define __AC(X, Y) (X (Y))
29#define _AC(X, Y) __AC(X, Y)
30#endif
31
32#define STUB_START _AC(, 0x100000)
33#define STUB_CODE _AC((unsigned long), STUB_START)
34#define STUB_DATA _AC((unsigned long), STUB_CODE + UM_KERN_PAGE_SIZE)
35#define STUB_END _AC((unsigned long), STUB_DATA + UM_KERN_PAGE_SIZE)
36
37#ifndef __ASSEMBLY__
38
39#include "sysdep/ptrace.h"
40
41struct cpu_task {
42 int pid;
43 void *task;
44};
45
46extern struct cpu_task cpu_tasks[];
47
48extern unsigned long low_physmem;
49extern unsigned long high_physmem;
50extern unsigned long uml_physmem;
51extern unsigned long uml_reserved;
52extern unsigned long end_vm;
53extern unsigned long start_vm;
54extern unsigned long long highmem;
55
56extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
57extern unsigned long _unprotected_end;
58extern unsigned long brk_start;
59
60extern unsigned long host_task_size;
61
62extern int linux_main(int argc, char **argv);
63
64extern void (*sig_info[])(int, struct uml_pt_regs *);
65
66#endif
67
68#endif