LXR linux/arch/cris/kernel/asm-offsets.c

   1#include <linux/sched.h>
   2#include <asm/thread_info.h>
   3
   4/*
   5 * Generate definitions needed by assembly language modules.
   6 * This code generates raw asm output which is post-processed to extract
   7 * and format the required data.
   8 */
   9
  10#define DEFINE(sym, val) \
  11        asm volatile("\n->" #sym " %0 " #val : : "i" (val))
  12
  13#define BLANK() asm volatile("\n->" : : )
  14
  15#if !defined(CONFIG_ETRAX_ARCH_V10) && !defined(CONFIG_ETRAX_ARCH_V32)
  16#error One of ARCH v10 and ARCH v32 must be true!
  17#endif
  18
  19int main(void)
  20{
  21#define ENTRY(entry) DEFINE(PT_ ## entry, offsetof(struct pt_regs, entry))
  22        ENTRY(orig_r10);
  23        ENTRY(r13);
  24        ENTRY(r12);
  25        ENTRY(r11);
  26        ENTRY(r10);
  27        ENTRY(r9);
  28#ifdef CONFIG_ETRAX_ARCH_V32
  29        ENTRY(acr);
  30        ENTRY(srs);
  31#endif
  32        ENTRY(mof);
  33#ifdef CONFIG_ETRAX_ARCH_V10
  34        ENTRY(dccr);
  35#else
  36        ENTRY(ccs);
  37#endif
  38        ENTRY(srp);
  39        BLANK();
  40#undef ENTRY
  41#define ENTRY(entry) DEFINE(TI_ ## entry, offsetof(struct thread_info, entry))
  42        ENTRY(task);
  43        ENTRY(flags);
  44        ENTRY(preempt_count);
  45        BLANK();
  46#undef ENTRY
  47#define ENTRY(entry) DEFINE(THREAD_ ## entry, offsetof(struct thread_struct, entry))
  48        ENTRY(ksp);
  49        ENTRY(usp);
  50#ifdef CONFIG_ETRAX_ARCH_V10
  51        ENTRY(dccr);
  52#else
  53        ENTRY(ccs);
  54#endif
  55        BLANK();
  56#undef ENTRY
  57#define ENTRY(entry) DEFINE(TASK_ ## entry, offsetof(struct task_struct, entry))
  58        ENTRY(pid);
  59        BLANK();
  60        DEFINE(LCLONE_VM, CLONE_VM);
  61        DEFINE(LCLONE_UNTRACED, CLONE_UNTRACED);
  62        return 0;
  63}
  64