Linux Kernel  3.7.1
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asm-offsets.c
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1 /*
2  * Based on arch/arm/kernel/asm-offsets.c
3  *
4  * Copyright (C) 1995-2003 Russell King
5  * 2001-2002 Keith Owens
6  * Copyright (C) 2012 ARM Ltd.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #include <linux/sched.h>
22 #include <linux/mm.h>
23 #include <linux/dma-mapping.h>
24 #include <asm/thread_info.h>
25 #include <asm/memory.h>
26 #include <asm/cputable.h>
27 #include <asm/vdso_datapage.h>
28 #include <linux/kbuild.h>
29 
30 int main(void)
31 {
32  DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
33  BLANK();
34  DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
35  DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
36  DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit));
37  DEFINE(TI_TASK, offsetof(struct thread_info, task));
38  DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain));
39  DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
40  BLANK();
41  DEFINE(THREAD_CPU_CONTEXT, offsetof(struct task_struct, thread.cpu_context));
42  BLANK();
43  DEFINE(S_X0, offsetof(struct pt_regs, regs[0]));
44  DEFINE(S_X1, offsetof(struct pt_regs, regs[1]));
45  DEFINE(S_X2, offsetof(struct pt_regs, regs[2]));
46  DEFINE(S_X3, offsetof(struct pt_regs, regs[3]));
47  DEFINE(S_X4, offsetof(struct pt_regs, regs[4]));
48  DEFINE(S_X5, offsetof(struct pt_regs, regs[5]));
49  DEFINE(S_X6, offsetof(struct pt_regs, regs[6]));
50  DEFINE(S_X7, offsetof(struct pt_regs, regs[7]));
51  DEFINE(S_LR, offsetof(struct pt_regs, regs[30]));
52  DEFINE(S_SP, offsetof(struct pt_regs, sp));
53 #ifdef CONFIG_COMPAT
54  DEFINE(S_COMPAT_SP, offsetof(struct pt_regs, compat_sp));
55 #endif
56  DEFINE(S_PSTATE, offsetof(struct pt_regs, pstate));
57  DEFINE(S_PC, offsetof(struct pt_regs, pc));
58  DEFINE(S_ORIG_X0, offsetof(struct pt_regs, orig_x0));
59  DEFINE(S_SYSCALLNO, offsetof(struct pt_regs, syscallno));
60  DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs));
61  BLANK();
62  DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id));
63  BLANK();
64  DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm));
65  DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags));
66  BLANK();
67  DEFINE(VM_EXEC, VM_EXEC);
68  BLANK();
69  DEFINE(PAGE_SZ, PAGE_SIZE);
70  BLANK();
71  DEFINE(CPU_INFO_SZ, sizeof(struct cpu_info));
72  DEFINE(CPU_INFO_SETUP, offsetof(struct cpu_info, cpu_setup));
73  BLANK();
77  BLANK();
80  DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
83  DEFINE(CLOCK_COARSE_RES, LOW_RES_NSEC);
85  BLANK();
86  DEFINE(VDSO_CS_CYCLE_LAST, offsetof(struct vdso_data, cs_cycle_last));
87  DEFINE(VDSO_XTIME_CLK_SEC, offsetof(struct vdso_data, xtime_clock_sec));
88  DEFINE(VDSO_XTIME_CLK_NSEC, offsetof(struct vdso_data, xtime_clock_nsec));
89  DEFINE(VDSO_XTIME_CRS_SEC, offsetof(struct vdso_data, xtime_coarse_sec));
90  DEFINE(VDSO_XTIME_CRS_NSEC, offsetof(struct vdso_data, xtime_coarse_nsec));
91  DEFINE(VDSO_WTM_CLK_SEC, offsetof(struct vdso_data, wtm_clock_sec));
92  DEFINE(VDSO_WTM_CLK_NSEC, offsetof(struct vdso_data, wtm_clock_nsec));
93  DEFINE(VDSO_TB_SEQ_COUNT, offsetof(struct vdso_data, tb_seq_count));
94  DEFINE(VDSO_CS_MULT, offsetof(struct vdso_data, cs_mult));
95  DEFINE(VDSO_CS_SHIFT, offsetof(struct vdso_data, cs_shift));
96  DEFINE(VDSO_TZ_MINWEST, offsetof(struct vdso_data, tz_minuteswest));
97  DEFINE(VDSO_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
98  DEFINE(VDSO_USE_SYSCALL, offsetof(struct vdso_data, use_syscall));
99  BLANK();
100  DEFINE(TVAL_TV_SEC, offsetof(struct timeval, tv_sec));
101  DEFINE(TVAL_TV_USEC, offsetof(struct timeval, tv_usec));
102  DEFINE(TSPEC_TV_SEC, offsetof(struct timespec, tv_sec));
103  DEFINE(TSPEC_TV_NSEC, offsetof(struct timespec, tv_nsec));
104  BLANK();
105  DEFINE(TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
106  DEFINE(TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
107  return 0;
108 }