WSL2-Linux-Kernel/drivers/scsi/aic7xxx/aiclib.h

181 строка
5.7 KiB
C

/*
* Largely written by Julian Elischer (julian@tfs.com)
* for TRW Financial Systems.
*
* TRW Financial Systems, in accordance with their agreement with Carnegie
* Mellon University, makes this software available to CMU to distribute
* or use in any manner that they see fit as long as this message is kept with
* the software. For this reason TFS also grants any other persons or
* organisations permission to use or modify this software.
*
* TFS supplies this software to be publicly redistributed
* on the understanding that TFS is not responsible for the correct
* functioning of this software in any circumstances.
*
* Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
*
* $FreeBSD: src/sys/cam/scsi/scsi_all.h,v 1.21 2002/10/08 17:12:44 ken Exp $
*
* Copyright (c) 2003 Adaptec Inc.
* 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,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*
* $Id$
*/
#ifndef _AICLIB_H
#define _AICLIB_H
struct scsi_sense
{
uint8_t opcode;
uint8_t byte2;
uint8_t unused[2];
uint8_t length;
uint8_t control;
};
#define SCSI_REV_0 0
#define SCSI_REV_CCS 1
#define SCSI_REV_2 2
#define SCSI_REV_SPC 3
#define SCSI_REV_SPC2 4
struct scsi_sense_data
{
uint8_t error_code;
#define SSD_ERRCODE 0x7F
#define SSD_CURRENT_ERROR 0x70
#define SSD_DEFERRED_ERROR 0x71
#define SSD_ERRCODE_VALID 0x80
uint8_t segment;
uint8_t flags;
#define SSD_KEY 0x0F
#define SSD_KEY_NO_SENSE 0x00
#define SSD_KEY_RECOVERED_ERROR 0x01
#define SSD_KEY_NOT_READY 0x02
#define SSD_KEY_MEDIUM_ERROR 0x03
#define SSD_KEY_HARDWARE_ERROR 0x04
#define SSD_KEY_ILLEGAL_REQUEST 0x05
#define SSD_KEY_UNIT_ATTENTION 0x06
#define SSD_KEY_DATA_PROTECT 0x07
#define SSD_KEY_BLANK_CHECK 0x08
#define SSD_KEY_Vendor_Specific 0x09
#define SSD_KEY_COPY_ABORTED 0x0a
#define SSD_KEY_ABORTED_COMMAND 0x0b
#define SSD_KEY_EQUAL 0x0c
#define SSD_KEY_VOLUME_OVERFLOW 0x0d
#define SSD_KEY_MISCOMPARE 0x0e
#define SSD_KEY_RESERVED 0x0f
#define SSD_ILI 0x20
#define SSD_EOM 0x40
#define SSD_FILEMARK 0x80
uint8_t info[4];
uint8_t extra_len;
uint8_t cmd_spec_info[4];
uint8_t add_sense_code;
uint8_t add_sense_code_qual;
uint8_t fru;
uint8_t sense_key_spec[3];
#define SSD_SCS_VALID 0x80
#define SSD_FIELDPTR_CMD 0x40
#define SSD_BITPTR_VALID 0x08
#define SSD_BITPTR_VALUE 0x07
#define SSD_MIN_SIZE 18
uint8_t extra_bytes[14];
#define SSD_FULL_SIZE sizeof(struct scsi_sense_data)
};
/************************* Large Disk Handling ********************************/
static inline int
aic_sector_div(sector_t capacity, int heads, int sectors)
{
/* ugly, ugly sector_div calling convention.. */
sector_div(capacity, (heads * sectors));
return (int)capacity;
}
static inline uint32_t
scsi_4btoul(uint8_t *bytes)
{
uint32_t rv;
rv = (bytes[0] << 24) |
(bytes[1] << 16) |
(bytes[2] << 8) |
bytes[3];
return (rv);
}
/* Macros for generating the elements of the PCI ID tables. */
#define GETID(v, s) (unsigned)(((v) >> (s)) & 0xFFFF ?: PCI_ANY_ID)
#define ID_C(x, c) \
{ \
GETID(x,32), GETID(x,48), GETID(x,0), GETID(x,16), \
(c) << 8, 0xFFFF00, 0 \
}
#define ID2C(x) \
ID_C(x, PCI_CLASS_STORAGE_SCSI), \
ID_C(x, PCI_CLASS_STORAGE_RAID)
#define IDIROC(x) ((x) | ~ID_ALL_IROC_MASK)
/* Generate IDs for all 16 possibilites.
* The argument has already masked out
* the 4 least significant bits of the device id.
* (e.g., mask: ID_9005_GENERIC_MASK).
*/
#define ID16(x) \
ID(x), \
ID((x) | 0x0001000000000000ull), \
ID((x) | 0x0002000000000000ull), \
ID((x) | 0x0003000000000000ull), \
ID((x) | 0x0004000000000000ull), \
ID((x) | 0x0005000000000000ull), \
ID((x) | 0x0006000000000000ull), \
ID((x) | 0x0007000000000000ull), \
ID((x) | 0x0008000000000000ull), \
ID((x) | 0x0009000000000000ull), \
ID((x) | 0x000A000000000000ull), \
ID((x) | 0x000B000000000000ull), \
ID((x) | 0x000C000000000000ull), \
ID((x) | 0x000D000000000000ull), \
ID((x) | 0x000E000000000000ull), \
ID((x) | 0x000F000000000000ull)
#endif /*_AICLIB_H */