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Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/aic7xxx/aiclib.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/drivers/scsi/aic7xxx/aiclib.h b/drivers/scsi/aic7xxx/aiclib.h new file mode 100644 index 000000000..f8fd198aa --- /dev/null +++ b/drivers/scsi/aic7xxx/aiclib.h @@ -0,0 +1,195 @@ +/* + * 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) +}; + +/* + * Status Byte + */ +#define SCSI_STATUS_OK 0x00 +#define SCSI_STATUS_CHECK_COND 0x02 +#define SCSI_STATUS_COND_MET 0x04 +#define SCSI_STATUS_BUSY 0x08 +#define SCSI_STATUS_INTERMED 0x10 +#define SCSI_STATUS_INTERMED_COND_MET 0x14 +#define SCSI_STATUS_RESERV_CONFLICT 0x18 +#define SCSI_STATUS_CMD_TERMINATED 0x22 /* Obsolete in SAM-2 */ +#define SCSI_STATUS_QUEUE_FULL 0x28 +#define SCSI_STATUS_ACA_ACTIVE 0x30 +#define SCSI_STATUS_TASK_ABORTED 0x40 + +/************************* 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 */ |