LXR linux/arch/sh/include/asm/flat.h

   1/* SPDX-License-Identifier: GPL-2.0
   2 *
   3 * include/asm-sh/flat.h
   4 *
   5 * uClinux flat-format executables
   6 *
   7 * Copyright (C) 2003  Paul Mundt
   8 */
   9#ifndef __ASM_SH_FLAT_H
  10#define __ASM_SH_FLAT_H
  11
  12#include <asm/unaligned.h>
  13
  14static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
  15                                        u32 *addr)
  16{
  17        *addr = get_unaligned((__force u32 *)rp);
  18        return 0;
  19}
  20static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
  21{
  22        put_unaligned(addr, (__force u32 *)rp);
  23        return 0;
  24}
  25
  26#define FLAT_PLAT_INIT(_r) \
  27  do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
  28       _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
  29       _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
  30       _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
  31       _r->sr = SR_FD; } while (0)
  32
  33#endif /* __ASM_SH_FLAT_H */
  34