acrn-kernel/include/asm-arm26/oldlatches.h

38 lines
1.0 KiB
C

/*
* linux/include/asm-arm/arch-arc/oldlatches.h
*
* Copyright (C) 1996 Russell King, Dave Gilbert
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Modifications:
* 04-04-1998 PJB/RMK Merged arc and a5k versions
*/
#ifndef _ASM_ARCH_OLDLATCH_H
#define _ASM_ARCH_OLDLATCH_H
#define LATCHA_FDSEL0 (1<<0)
#define LATCHA_FDSEL1 (1<<1)
#define LATCHA_FDSEL2 (1<<2)
#define LATCHA_FDSEL3 (1<<3)
#define LATCHA_FDSELALL (0xf)
#define LATCHA_SIDESEL (1<<4)
#define LATCHA_MOTOR (1<<5)
#define LATCHA_INUSE (1<<6)
#define LATCHA_CHANGERST (1<<7)
#define LATCHB_FDCDENSITY (1<<1)
#define LATCHB_FDCRESET (1<<3)
#define LATCHB_PRINTSTROBE (1<<4)
/* newval=(oldval & mask)|newdata */
void oldlatch_bupdate(unsigned char mask,unsigned char newdata);
/* newval=(oldval & mask)|newdata */
void oldlatch_aupdate(unsigned char mask,unsigned char newdata);
#endif