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123 lines
4.5 KiB
C
123 lines
4.5 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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* $Id: eisaconf.h,v 1.16 1997/03/13 18:04:05 joerg Exp $
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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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#include <sys/queue.h>
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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 struct linker_set eisadriver_set;
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extern int num_eisa_slots;
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typedef u_int32_t eisa_id_t;
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typedef struct resvaddr {
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u_long addr; /* start address */
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u_long size; /* size of reserved area */
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int flags;
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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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LIST_ENTRY(resvaddr) links; /* List links */
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} resvaddr_t;
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LIST_HEAD(resvlist, resvaddr);
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struct irq_node {
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int irq_no;
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void *idesc;
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TAILQ_ENTRY(irq_node) links;
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};
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TAILQ_HEAD(irqlist, irq_node);
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struct eisa_ioconf {
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int slot;
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struct resvlist ioaddrs; /* list of reserved I/O ranges */
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struct resvlist maddrs; /* list of reserved memory ranges */
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struct irqlist irqs; /* list of reserved irqs */
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};
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struct eisa_device;
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struct eisa_driver {
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char* name; /* device name */
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int (*probe) __P((void));
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/* test whether device is present */
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int (*attach) __P((struct eisa_device *));
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/* setup driver for a device */
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int (*shutdown) __P((int));
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/* Return the device to a safe
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* state before shutdown
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*/
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u_long *unit; /* Next available unit */
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};
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/* To be replaced by the "super device" generic device structure... */
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struct eisa_device {
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eisa_id_t id;
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u_long unit;
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const char* full_name; /* for use in the probe message */
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struct eisa_ioconf ioconf;
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struct eisa_driver* driver;
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};
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void eisa_configure __P((void));
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struct eisa_device *eisa_match_dev __P((struct eisa_device *,
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const char * (*)(eisa_id_t)));
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void eisa_reg_start __P((struct eisa_device *));
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void eisa_reg_end __P((struct eisa_device *));
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int eisa_add_intr __P((struct eisa_device *, int));
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int eisa_reg_intr __P((struct eisa_device *, int, void (*)(void *),
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void *, u_int *, int));
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int eisa_release_intr __P((struct eisa_device *, int, void (*)(void *)));
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int eisa_enable_intr __P((struct eisa_device *, int));
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int eisa_add_iospace __P((struct eisa_device *, u_long, u_long, int));
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int eisa_reg_iospace __P((struct eisa_device *, resvaddr_t *));
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int eisa_add_mspace __P((struct eisa_device *, u_long, u_long, int));
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int eisa_reg_mspace __P((struct eisa_device *, resvaddr_t *));
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int eisa_registerdev __P((struct eisa_device *, struct eisa_driver *));
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#endif /* _I386_EISA_EISACONF_H_ */
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