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