uboot/arch/sh/include/asm/macro.h
<<
>>
Prefs
   1/*
   2 * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
   3 *
   4 * This program is free software; you can redistribute it and/or
   5 * modify it under the terms of the GNU General Public License as
   6 * published by the Free Software Foundation; either version 2 of
   7 * the License, or (at your option) any later version.
   8 *
   9 * This program is distributed in the hope that it will be useful,
  10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 * GNU General Public License for more details.
  13 *
  14 * You should have received a copy of the GNU General Public License
  15 * along with this program; if not, write to the Free Software
  16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  17 * MA 02111-1307 USA
  18 */
  19
  20#ifndef __MACRO_H__
  21#define __MACRO_H__
  22#ifdef __ASSEMBLY__
  23
  24.macro  write32, addr, data
  25        mov.l \addr ,r1
  26        mov.l \data ,r0
  27        mov.l r0, @r1
  28.endm
  29
  30.macro  write16, addr, data
  31        mov.l \addr ,r1
  32        mov.w \data ,r0
  33        mov.w r0, @r1
  34.endm
  35
  36.macro  write8, addr, data
  37        mov.l \addr ,r1
  38        mov.l \data ,r0
  39        mov.b r0, @r1
  40.endm
  41
  42.macro  wait_timer, time
  43        mov.l   \time ,r3
  441:
  45        nop
  46        tst     r3, r3
  47        bf/s    1b
  48        dt      r3
  49.endm
  50
  51#endif /* __ASSEMBLY__ */
  52#endif /* __MACRO_H__ */
  53