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92 lines
3.3 KiB
C
92 lines
3.3 KiB
C
/*
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* EISA bus device definitions
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*
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* Copyright (c) 1995, 1996 Justin T. Gibbs.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice immediately at the beginning of the file, without modification,
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* this list of conditions, and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _I386_EISA_EISACONF_H_
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#define _I386_EISA_EISACONF_H_ 1
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#define EISA_SLOT_SIZE 0x1000
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#define EISA_MFCTR_CHAR0(ID) (char)(((ID>>26) & 0x1F) | '@') /* Bits 26-30 */
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#define EISA_MFCTR_CHAR1(ID) (char)(((ID>>21) & 0x1F) | '@') /* Bits 21-25 */
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#define EISA_MFCTR_CHAR2(ID) (char)(((ID>>16) & 0x1F) | '@') /* Bits 16-20 */
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#define EISA_MFCTR_ID(ID) (short)((ID>>16) & 0xFF) /* Bits 16-31 */
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#define EISA_PRODUCT_ID(ID) (short)((ID>>4) & 0xFFF) /* Bits 4-15 */
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#define EISA_REVISION_ID(ID) (u_char)(ID & 0x0F) /* Bits 0-3 */
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extern int num_eisa_slots;
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typedef u_int32_t eisa_id_t;
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enum eisa_device_ivars {
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EISA_IVAR_SLOT,
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EISA_IVAR_ID,
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EISA_IVAR_IRQ
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};
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#define EISA_TRIGGER_EDGE 0x0
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#define EISA_TRIGGER_LEVEL 0x1
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/*
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* Simplified accessors for isa devices
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*/
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#define EISA_ACCESSOR(A, B, T) \
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\
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static __inline T eisa_get_ ## A(device_t dev) \
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{ \
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uintptr_t v; \
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BUS_READ_IVAR(device_get_parent(dev), dev, EISA_IVAR_ ## B, &v); \
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return (T) v; \
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} \
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\
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static __inline void eisa_set_ ## A(device_t dev, T t) \
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{ \
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u_long v = (u_long) t; \
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BUS_WRITE_IVAR(device_get_parent(dev), dev, EISA_IVAR_ ## B, v); \
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}
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EISA_ACCESSOR(slot, SLOT, int)
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EISA_ACCESSOR(id, ID, eisa_id_t)
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EISA_ACCESSOR(irq, IRQ, eisa_id_t)
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int eisa_add_intr __P((device_t, int, int));
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#define RESVADDR_NONE 0x00
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#define RESVADDR_BITMASK 0x01 /* size is a mask of reserved
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* bits at addr
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*/
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#define RESVADDR_RELOCATABLE 0x02
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int eisa_add_iospace __P((device_t, u_long, u_long, int));
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int eisa_add_mspace __P((device_t, u_long, u_long, int));
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#endif /* _I386_EISA_EISACONF_H_ */
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