include/asm-arm26/oldlatches.h

   1 /*
   2  *  linux/include/asm-arm/arch-arc/oldlatches.h
   3  *
   4  *  Copyright (C) 1996 Russell King, Dave Gilbert
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  *  Modifications:
  11  *   04-04-1998 PJB/RMK Merged arc and a5k versions
  12  */
  13 #ifndef _ASM_ARCH_OLDLATCH_H
  14 #define _ASM_ARCH_OLDLATCH_H
  15
  16 #define LATCHA_FDSEL0    (1<<0)
  17 #define LATCHA_FDSEL1    (1<<1)
  18 #define LATCHA_FDSEL2    (1<<2)
  19 #define LATCHA_FDSEL3    (1<<3)
  20 #define LATCHA_FDSELALL  (0xf)
  21 #define LATCHA_SIDESEL   (1<<4)
  22 #define LATCHA_MOTOR     (1<<5)
  23 #define LATCHA_INUSE     (1<<6)
  24 #define LATCHA_CHANGERST (1<<7)
  25
  26 #define LATCHB_FDCDENSITY  (1<<1)
  27 #define LATCHB_FDCRESET    (1<<3)
  28 #define LATCHB_PRINTSTROBE (1<<4)
  29
  30 /* newval=(oldval & mask)|newdata */
  31 void oldlatch_bupdate(unsigned char mask,unsigned char newdata);
  32
  33 /* newval=(oldval & mask)|newdata */
  34 void oldlatch_aupdate(unsigned char mask,unsigned char newdata);
  35
  36 #endif
  37