diff options
Diffstat (limited to 'arch/um/include/shared/as-layout.h')
-rw-r--r-- | arch/um/include/shared/as-layout.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/um/include/shared/as-layout.h b/arch/um/include/shared/as-layout.h new file mode 100644 index 000000000000..a92b678503cf --- /dev/null +++ b/arch/um/include/shared/as-layout.h | |||
@@ -0,0 +1,67 @@ | |||
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 "kern_constants.h" | ||
10 | |||
11 | /* | ||
12 | * Stolen from linux/const.h, which can't be directly included since | ||
13 | * this is used in userspace code, which has no access to the kernel | ||
14 | * headers. Changed to be suitable for adding casts to the start, | ||
15 | * rather than "UL" to the end. | ||
16 | */ | ||
17 | |||
18 | /* Some constant macros are used in both assembler and | ||
19 | * C code. Therefore we cannot annotate them always with | ||
20 | * 'UL' and other type specifiers unilaterally. We | ||
21 | * use the following macros to deal with this. | ||
22 | */ | ||
23 | |||
24 | #ifdef __ASSEMBLY__ | ||
25 | #define _UML_AC(X, Y) (Y) | ||
26 | #else | ||
27 | #define __UML_AC(X, Y) (X(Y)) | ||
28 | #define _UML_AC(X, Y) __UML_AC(X, Y) | ||
29 | #endif | ||
30 | |||
31 | #define STUB_START _UML_AC(, 0x100000) | ||
32 | #define STUB_CODE _UML_AC((unsigned long), STUB_START) | ||
33 | #define STUB_DATA _UML_AC((unsigned long), STUB_CODE + UM_KERN_PAGE_SIZE) | ||
34 | #define STUB_END _UML_AC((unsigned long), STUB_DATA + UM_KERN_PAGE_SIZE) | ||
35 | |||
36 | #ifndef __ASSEMBLY__ | ||
37 | |||
38 | #include "sysdep/ptrace.h" | ||
39 | |||
40 | struct cpu_task { | ||
41 | int pid; | ||
42 | void *task; | ||
43 | }; | ||
44 | |||
45 | extern struct cpu_task cpu_tasks[]; | ||
46 | |||
47 | extern unsigned long low_physmem; | ||
48 | extern unsigned long high_physmem; | ||
49 | extern unsigned long uml_physmem; | ||
50 | extern unsigned long uml_reserved; | ||
51 | extern unsigned long end_vm; | ||
52 | extern unsigned long start_vm; | ||
53 | extern unsigned long long highmem; | ||
54 | |||
55 | extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end; | ||
56 | extern unsigned long _unprotected_end; | ||
57 | extern unsigned long brk_start; | ||
58 | |||
59 | extern unsigned long host_task_size; | ||
60 | |||
61 | extern int linux_main(int argc, char **argv); | ||
62 | |||
63 | extern void (*sig_info[])(int, struct uml_pt_regs *); | ||
64 | |||
65 | #endif | ||
66 | |||
67 | #endif | ||