1// SPDX-License-Identifier: GPL-2.0
2/*
3 * This program is used to generate definitions needed by
4 * assembly language modules.
5 *
6 * We use the technique used in the OSF Mach kernel code:
7 * generate asm statements containing #defines,
8 * compile this file to assembler, and then extract the
9 * #defines from the assembly-language output.
10 */
11
12#include <linux/stddef.h>
13#include <linux/types.h>
14#include <linux/mm.h>
15#include <linux/kbuild.h>
16#include <linux/suspend.h>
17
18#include <asm/thread_info.h>
19#include <asm/suspend.h>
20
21int main(void)
22{
23 /* offsets into the thread_info struct */
24 DEFINE(TI_TASK, offsetof(struct thread_info, task));
25 DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
26 DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
27 DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count));
28 DEFINE(TI_SIZE, sizeof(struct thread_info));
29
30#ifdef CONFIG_HIBERNATION
31 DEFINE(PBE_ADDRESS, offsetof(struct pbe, address));
32 DEFINE(PBE_ORIG_ADDRESS, offsetof(struct pbe, orig_address));
33 DEFINE(PBE_NEXT, offsetof(struct pbe, next));
34 DEFINE(SWSUSP_ARCH_REGS_SIZE, sizeof(struct swsusp_arch_regs));
35#endif
36
37 DEFINE(SH_SLEEP_MODE, offsetof(struct sh_sleep_data, mode));
38 DEFINE(SH_SLEEP_SF_PRE, offsetof(struct sh_sleep_data, sf_pre));
39 DEFINE(SH_SLEEP_SF_POST, offsetof(struct sh_sleep_data, sf_post));
40 DEFINE(SH_SLEEP_RESUME, offsetof(struct sh_sleep_data, resume));
41 DEFINE(SH_SLEEP_VBR, offsetof(struct sh_sleep_data, vbr));
42 DEFINE(SH_SLEEP_SPC, offsetof(struct sh_sleep_data, spc));
43 DEFINE(SH_SLEEP_SR, offsetof(struct sh_sleep_data, sr));
44 DEFINE(SH_SLEEP_SP, offsetof(struct sh_sleep_data, sp));
45 DEFINE(SH_SLEEP_BASE_ADDR, offsetof(struct sh_sleep_data, addr));
46 DEFINE(SH_SLEEP_BASE_DATA, offsetof(struct sh_sleep_data, data));
47 DEFINE(SH_SLEEP_REG_STBCR, offsetof(struct sh_sleep_regs, stbcr));
48 DEFINE(SH_SLEEP_REG_BAR, offsetof(struct sh_sleep_regs, bar));
49 DEFINE(SH_SLEEP_REG_PTEH, offsetof(struct sh_sleep_regs, pteh));
50 DEFINE(SH_SLEEP_REG_PTEL, offsetof(struct sh_sleep_regs, ptel));
51 DEFINE(SH_SLEEP_REG_TTB, offsetof(struct sh_sleep_regs, ttb));
52 DEFINE(SH_SLEEP_REG_TEA, offsetof(struct sh_sleep_regs, tea));
53 DEFINE(SH_SLEEP_REG_MMUCR, offsetof(struct sh_sleep_regs, mmucr));
54 DEFINE(SH_SLEEP_REG_PTEA, offsetof(struct sh_sleep_regs, ptea));
55 DEFINE(SH_SLEEP_REG_PASCR, offsetof(struct sh_sleep_regs, pascr));
56 DEFINE(SH_SLEEP_REG_IRMCR, offsetof(struct sh_sleep_regs, irmcr));
57 DEFINE(SH_SLEEP_REG_CCR, offsetof(struct sh_sleep_regs, ccr));
58 DEFINE(SH_SLEEP_REG_RAMCR, offsetof(struct sh_sleep_regs, ramcr));
59 return 0;
60}
61

source code of linux/arch/sh/kernel/asm-offsets.c