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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* (C) Copyright 2001
* Denis Peter, MPL AG Switzerland
*/
#ifndef _SCSI_H
#define _SCSI_H
/*-----------------------------------------------------------
**
** SCSI constants.
**
**-----------------------------------------------------------
*/
/*
** Messages
*/
#define M_COMPLETE (0x00)
#define M_EXTENDED (0x01)
#define M_SAVE_DP (0x02)
#define M_RESTORE_DP (0x03)
#define M_DISCONNECT (0x04)
#define M_ID_ERROR (0x05)
#define M_ABORT (0x06)
#define M_REJECT (0x07)
#define M_NOOP (0x08)
#define M_PARITY (0x09)
#define M_LCOMPLETE (0x0a)
#define M_FCOMPLETE (0x0b)
#define M_RESET (0x0c)
#define M_ABORT_TAG (0x0d)
#define M_CLEAR_QUEUE (0x0e)
#define M_INIT_REC (0x0f)
#define M_REL_REC (0x10)
#define M_TERMINATE (0x11)
#define M_SIMPLE_TAG (0x20)
#define M_HEAD_TAG (0x21)
#define M_ORDERED_TAG (0x22)
#define M_IGN_RESIDUE (0x23)
#define M_IDENTIFY (0x80)
#define M_X_MODIFY_DP (0x00)
#define M_X_SYNC_REQ (0x01)
#define M_X_WIDE_REQ (0x03)
#define M_X_PPR_REQ (0x04)
/*
** Status
*/
#define S_GOOD (0x00)
#define S_CHECK_COND (0x02)
#define S_COND_MET (0x04)
#define S_BUSY (0x08)
#define S_INT (0x10)
#define S_INT_COND_MET (0x14)
#define S_CONFLICT (0x18)
#define S_TERMINATED (0x20)
#define S_QUEUE_FULL (0x28)
#define S_ILLEGAL (0xff)
#define S_SENSE (0x80)
/*
* Sense_keys
*/
#define SENSE_NO_SENSE 0x0
#define SENSE_RECOVERED_ERROR 0x1
#define SENSE_NOT_READY 0x2
#define SENSE_MEDIUM_ERROR 0x3
#define SENSE_HARDWARE_ERROR 0x4
#define SENSE_ILLEGAL_REQUEST 0x5
#define SENSE_UNIT_ATTENTION 0x6
#define SENSE_DATA_PROTECT 0x7
#define SENSE_BLANK_CHECK 0x8
#define SENSE_VENDOR_SPECIFIC 0x9
#define SENSE_COPY_ABORTED 0xA
#define SENSE_ABORTED_COMMAND 0xB
#define SENSE_VOLUME_OVERFLOW 0xD
#define SENSE_MISCOMPARE 0xE
#define SCSI_CHANGE_DEF 0x40 /* Change Definition (Optional) */
#define SCSI_COMPARE 0x39 /* Compare (O) */
#define SCSI_COPY 0x18 /* Copy (O) */
#define SCSI_COP_VERIFY 0x3A /* Copy and Verify (O) */
#define SCSI_INQUIRY 0x12 /* Inquiry (MANDATORY) */
#define SCSI_LOG_SELECT 0x4C /* Log Select (O) */
#define SCSI_LOG_SENSE 0x4D /* Log Sense (O) */
#define SCSI_MODE_SEL6 0x15 /* Mode Select 6-byte (Device Specific) */
#define SCSI_MODE_SEL10 0x55 /* Mode Select 10-byte (Device Specific) */
#define SCSI_MODE_SEN6 0x1A /* Mode Sense 6-byte (Device Specific) */
#define SCSI_MODE_SEN10 0x5A /* Mode Sense 10-byte (Device Specific) */
#define SCSI_READ_BUFF 0x3C /* Read Buffer (O) */
#define SCSI_REQ_SENSE 0x03 /* Request Sense (MANDATORY) */
#define SCSI_SEND_DIAG 0x1D /* Send Diagnostic (O) */
#define SCSI_TST_U_RDY 0x00 /* Test Unit Ready (MANDATORY) */
#define SCSI_WRITE_BUFF 0x3B /* Write Buffer (O) */
/***************************************************************************
* %%% Commands Unique to Direct Access Devices %%%
***************************************************************************/
#define SCSI_COMPARE 0x39 /* Compare (O) */
#define SCSI_FORMAT 0x04 /* Format Unit (MANDATORY) */
#define SCSI_LCK_UN_CAC 0x36 /* Lock Unlock Cache (O) */
#define SCSI_PREFETCH 0x34 /* Prefetch (O) */
#define SCSI_MED_REMOVL 0x1E /* Prevent/Allow medium Removal (O) */
#define SCSI_READ6 0x08 /* Read 6-byte (MANDATORY) */
#define SCSI_READ10 0x28 /* Read 10-byte (MANDATORY) */
#define SCSI_READ16 0x88 /* Read 16-byte (O) */
#define SCSI_RD_CAPAC 0x25 /* Read Capacity (MANDATORY) */
#define SCSI_RD_DEFECT 0x37 /* Read Defect Data (O) */
#define SCSI_READ_LONG 0x3E /* Read Long (O) */
#define SCSI_REASS_BLK 0x07 /* Reassign Blocks (O) */
#define SCSI_RCV_DIAG 0x1C /* Receive Diagnostic Results (O) */
#define SCSI_RELEASE 0x17 /* Release Unit (MANDATORY) */
#define SCSI_REZERO 0x01 /* Rezero Unit (O) */
#define SCSI_SRCH_DAT_E 0x31 /* Search Data Equal (O) */
#define SCSI_SRCH_DAT_H 0x30 /* Search Data High (O) */
#define SCSI_SRCH_DAT_L 0x32 /* Search Data Low (O) */
#define SCSI_SEEK6 0x0B /* Seek 6-Byte (O) */
#define SCSI_SEEK10 0x2B /* Seek 10-Byte (O) */
#define SCSI_SEND_DIAG 0x1D /* Send Diagnostics (MANDATORY) */
#define SCSI_SET_LIMIT 0x33 /* Set Limits (O) */
#define SCSI_START_STP 0x1B /* Start/Stop Unit (O) */
#define SCSI_SYNC_CACHE 0x35 /* Synchronize Cache (O) */
#define SCSI_VERIFY 0x2F /* Verify (O) */
#define SCSI_WRITE6 0x0A /* Write 6-Byte (MANDATORY) */
#define SCSI_WRITE10 0x2A /* Write 10-Byte (MANDATORY) */
#define SCSI_WRITE16 0x8A /* Write 16-Byte (O) */
#define SCSI_WRT_VERIFY 0x2E /* Write and Verify (O) */
#define SCSI_WRITE_LONG 0x3F /* Write Long (O) */
#define SCSI_WRITE_SAME 0x41 /* Write Same (O) */
#define SERVICE_ACTION_IN_16 0x9e
/* values for service action in */
#define SAI_READ_CAPACITY_16 0x10
/****************************************************************************
* decleration of functions which have to reside in the LowLevel Part Driver
*/
void scsi_bus_reset(void);
void scsi_low_level_init(int busdevfunc);
/***************************************************************************
* functions residing inside cmd_scsi.c
*/
void scsi_init(void);
#define SCSI_IDENTIFY 0xC0 /* not used */
/* Hardware errors */
#define SCSI_SEL_TIME_OUT 0x00000101 /* Selection time out */
#define SCSI_HNS_TIME_OUT 0x00000102 /* Handshake */
#define SCSI_MA_TIME_OUT 0x00000103 /* Phase error */
#define SCSI_UNEXP_DIS 0x00000104 /* unexpected disconnect */
#define SCSI_INT_STATE 0x00010000 /* unknown Interrupt number is stored in 16 LSB */
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
#endif /* _SCSI_H */
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