arch/sh/kernel/asm-offsets.c

   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
  21 int 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 }