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/* $OpenBSD: isapnpreg.h,v 1.4 1997/12/25 09:22:41 downsj Exp $ */
/* $NetBSD: isapnpreg.h,v 1.5 1997/08/12 07:34:34 mikel Exp $ */
/*
* Copyright (c) 1996 Christos Zoulas. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christos Zoulas.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_ISA_ISAPNPREG_H_
#define _DEV_ISA_ISAPNPREG_H_
/*
* ISA Plug and Play register definitions;
* From Plug and Play ISA Specification V1.0a, May 5 1994
*/
#define ISAPNP_MAX_CARDS 8
#define ISAPNP_MAX_IDENT 32
#define ISAPNP_MAX_DEVCLASS 16
#define ISAPNP_SERIAL_SIZE 9
#define ISAPNP_MAX_TAGSIZE 256
#define ISAPNP_ADDR 0x279 /* Write only */
#define ISAPNP_WRDATA 0xa79 /* Write only */
/* The read port is in range 0x203 to 0x3ff */
#define ISAPNP_RDDATA_MIN 0x203 /* Read only */
#define ISAPNP_RDDATA_MAX 0x3ff
#define ISAPNP_LFSR_INIT 0x6A /* Initial value of LFSR sequence */
#define ISAPNP_LFSR_LENGTH 32 /* Number of values in LFSR sequence */
/* Formula to compute the next value */
#define ISAPNP_LFSR_NEXT(v) (((v) >> 1) | (((v) & 1) ^ (((v) & 2) >> 1)) << 7)
#define ISAPNP_SET_RD_PORT 0x00
#define ISAPNP_SERIAL_ISOLATION 0x01
#define ISAPNP_CONFIG_CONTROL 0x02
#define ISAPNP_CC_RESET 0x01
#define ISAPNP_CC_WAIT_FOR_KEY 0x02
#define ISAPNP_CC_RESET_CSN 0x04
#define ISAPNP_CC_RESET_DRV 0x07
#define ISAPNP_WAKE 0x03
#define ISAPNP_RESOURCE_DATA 0x04
#define ISAPNP_STATUS 0x05
#define ISAPNP_CARD_SELECT_NUM 0x06
#define ISAPNP_LOGICAL_DEV_NUM 0x07
#define ISAPNP_ACTIVATE 0x30
#define ISAPNP_IO_RANGE_CHECK 0x31
#define ISAPNP_NUM_MEM 4
#define ISAPNP_MEM_DESC { 0x40, 0x48, 0x50, 0x58 }
#define ISAPNP_MEM_BASE_23_16 0x0
#define ISAPNP_MEM_BASE_15_8 0x1
#define ISAPNP_MEM_CONTROL 0x2
#define ISAPNP_MEM_CONTROL_LIMIT 1
#define ISAPNP_MEM_CONTROL_16 2
#define ISAPNP_MEM_LRANGE_23_16 0x3
#define ISAPNP_MEM_LRANGE_15_8 0x4
#define ISAPNP_NUM_IO 8
#define ISAPNP_IO_DESC { 0x60, 0x62, 0x64, 0x68, 0x6a, 0x6c, 0x6e }
#define ISAPNP_IO_BASE_15_8 0x0
#define ISAPNP_IO_BASE_7_0 0x1
#define ISAPNP_NUM_IRQ 16
#define ISAPNP_IRQ_DESC { 0x70, 0x72 }
#define ISAPNP_IRQ_NUMBER 0x0
#define ISAPNP_IRQ_CONTROL 0x1
#define ISAPNP_IRQ_LEVEL 1
#define ISAPNP_IRQ_HIGH 2
#define ISAPNP_NUM_DRQ 8
#define ISAPNP_DRQ_DESC { 0x74, 0x75 }
#define ISAPNP_NUM_MEM32 4
#define ISAPNP_MEM32_DESC { 0x76, 0x80, 0x90, 0xa0 }
#define ISAPNP_MEM32_BASE_31_24 0x0
#define ISAPNP_MEM32_BASE_23_16 0x1
#define ISAPNP_MEM32_BASE_15_8 0x2
#define ISAPNP_MEM32_BASE_7_0 0x3
#define ISAPNP_MEM32_CONTROL 0x4
#define ISAPNP_MEM32_CONTROL_LIMIT 1
#define ISAPNP_MEM32_CONTROL_16 2
#define ISAPNP_MEM32_CONTROL_32 6
#define ISAPNP_MEM32_LRANGE_31_24 0x5
#define ISAPNP_MEM32_LRANGE_23_16 0x6
#define ISAPNP_MEM32_LRANGE_15_8 0x7
#define ISAPNP_MEM32_LRANGE_7_0 0x8
/* Small Tags */
#define ISAPNP_TAG_VERSION_NUM 0x1
#define ISAPNP_TAG_LOGICAL_DEV_ID 0x2
#define ISAPNP_TAG_COMPAT_DEV_ID 0x3
#define ISAPNP_TAG_IRQ_FORMAT 0x4
#define ISAPNP_IRQTYPE_EDGE_PLUS 1
#define ISAPNP_IRQTYPE_EDGE_MINUS 2
#define ISAPNP_IRQTYPE_LEVEL_PLUS 4
#define ISAPNP_IRQTYPE_LEVEL_MINUS 8
#define ISAPNP_TAG_DMA_FORMAT 0x5
#define ISAPNP_DMAWIDTH_8 0x00
#define ISAPNP_DMAWIDTH_8_16 0x01
#define ISAPNP_DMAWIDTH_16 0x02
#define ISAPNP_DMAWIDTH_RESERVED 0x03
#define ISAPNP_DMAWIDTH_MASK 0x03
#define ISAPNP_DMAATTR_BUS_MASTER 0x04
#define ISAPNP_DMAATTR_INCR_8 0x08
#define ISAPNP_DMAATTR_INCR_16 0x10
#define ISAPNP_DMAATTR_MASK 0x1c
#define ISAPNP_DMASPEED_COMPAT 0x00
#define ISAPNP_DMASPEED_A 0x20
#define ISAPNP_DMASPEED_B 0x40
#define ISAPNP_DMASPEED_F 0x60
#define ISAPNP_DMASPEED_MASK 0x60
#define ISAPNP_TAG_DEP_START 0x6
#define ISAPNP_DEP_PREFERRED 0x0
#define ISAPNP_DEP_ACCEPTABLE 0x1
#define ISAPNP_DEP_FUNCTIONAL 0x2
#define ISAPNP_DEP_RESERVED 0x3
#define ISAPNP_DEP_MASK 0x3
#define ISAPNP_DEP_UNSET 0x80 /* Internal */
#define ISAPNP_DEP_CONFLICTING 0x81 /* Internal */
#define ISAPNP_TAG_DEP_END 0x7
#define ISAPNP_TAG_IO_PORT_DESC 0x8
#define ISAPNP_IOFLAGS_16 0x1
#define ISAPNP_TAG_FIXED_IO_PORT_DESC 0x9
#define ISAPNP_TAG_RESERVED1 0xa
#define ISAPNP_TAG_RESERVED2 0xb
#define ISAPNP_TAG_RESERVED3 0xc
#define ISAPNP_TAG_RESERVED4 0xd
#define ISAPNP_TAG_VENDOR_DEF 0xe
#define ISAPNP_TAG_END 0xf
/* Large Tags */
#define ISAPNP_LARGE_TAG 0x80
#define ISAPNP_TAG_MEM_RANGE_DESC 0x81
#define ISAPNP_MEMATTR_WRITEABLE 0x01
#define ISAPNP_MEMATTR_CACHEABLE 0x02
#define ISAPNP_MEMATTR_HIGH_ADDR 0x04
#define ISAPNP_MEMATTR_SHADOWABLE 0x20
#define ISAPNP_MEMATTR_ROM 0x40
#define ISAPNP_MEMATTR_MASK 0x67
#define ISAPNP_MEMWIDTH_8 0x00
#define ISAPNP_MEMWIDTH_16 0x08
#define ISAPNP_MEMWIDTH_8_16 0x10
#define ISAPNP_MEMWIDTH_32 0x18
#define ISAPNP_MEMWIDTH_MASK 0x18
#define ISAPNP_TAG_ANSI_IDENT_STRING 0x82
#define ISAPNP_TAG_UNICODE_IDENT_STRING 0x83
#define ISAPNP_TAG_VENDOR_DEFINED 0x84
#define ISAPNP_TAG_MEM32_RANGE_DESC 0x85
#define ISAPNP_TAG_FIXED_MEM32_RANGE_DESC 0x86
#endif /* _DEV_ISA_ISAPNPREG_H_ */
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