ed82be8966
Add a panic for attempts to page in a non paged out SCB. Re-order some of the interrupt routine for better performance. NetBSD/OpenBSD support Submitted by:Noriyuki Soda <soda@sra.co.jp>, Pete Bentley <pete@demon.net>, Charles M. Hannum <mycroft@mit.edu>, Theo de Raadt <deraadt@theos.com>
80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
/*
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* Interface to the 93C46 serial EEPROM that is used to store BIOS
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* settings for the aic7xxx based adaptec SCSI controllers. It can
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* also be used for 93C26 and 93C06 serial EEPROMS.
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*
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* Copyright (c) 1994, 1995 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. Absolutely no warranty of function or purpose is made by the author
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* Justin T. Gibbs.
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* 4. Modifications may be freely made to this file if the above conditions
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* are met.
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*
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* $Id: 93cx6.h,v 1.2 1995/09/05 23:52:00 gibbs Exp $
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*/
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#include <sys/param.h>
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#if !defined(__NetBSD__)
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#include <sys/systm.h>
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#endif
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struct seeprom_descriptor {
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#if defined(__FreeBSD__)
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u_long sd_iobase;
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#elif defined(__NetBSD__)
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bus_chipset_tag_t sd_bc;
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bus_io_handle_t sd_ioh;
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bus_io_size_t sd_offset;
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#endif
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u_int16_t sd_MS;
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u_int16_t sd_RDY;
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u_int16_t sd_CS;
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u_int16_t sd_CK;
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u_int16_t sd_DO;
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u_int16_t sd_DI;
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};
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/*
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* This function will read count 16-bit words from the serial EEPROM and
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* return their value in buf. The port address of the aic7xxx serial EEPROM
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* control register is passed in as offset. The following parameters are
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* also passed in:
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*
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* CS - Chip select
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* CK - Clock
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* DO - Data out
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* DI - Data in
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* RDY - SEEPROM ready
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* MS - Memory port mode select
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*
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* A failed read attempt returns 0, and a successful read returns 1.
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*/
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#if defined(__FreeBSD__)
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#define SEEPROM_INB(sd) inb(sd->sd_iobase)
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#define SEEPROM_OUTB(sd, value) outb(sd->sd_iobase, value)
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#elif defined(__NetBSD__)
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#define SEEPROM_INB(sd) \
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bus_io_read_1(sd->sd_bc, sd->sd_ioh, sd->sd_offset)
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#define SEEPROM_OUTB(sd, value) \
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bus_io_write_1(sd->sd_bc, sd->sd_ioh, sd->sd_offset, value)
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#endif
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#if defined(__FreeBSD__)
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int read_seeprom __P((struct seeprom_descriptor *sd,
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u_int16_t *buf, u_int start_addr, int count));
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#elif defined(__NetBSD__)
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int read_seeprom __P((struct seeprom_descriptor *sd,
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u_int16_t *buf, bus_io_size_t start_addr, bus_io_size_t count));
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#endif
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