FreeBSD-5.3/sys/dev/trm/trm.h
/*
* File Name : trm.h
*
* Tekram DC395U/UW/F ,DC315/U
* PCI SCSI Bus Master Host Adapter Device Driver
* (SCSI chip set used Tekram ASIC TRM-S1040)
*
* 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. 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.
*
* $FreeBSD: src/sys/dev/trm/trm.h,v 1.4 2004/03/07 17:23:39 cognet Exp $
*/
#ifndef trm_H
#define trm_H
/* SCSI CAM */
#define TRM_TRANS_CUR 0x01 /* Modify current neogtiation status */
#define TRM_TRANS_ACTIVE 0x03 /* Assume this is the active target */
#define TRM_TRANS_GOAL 0x04 /* Modify negotiation goal */
#define TRM_TRANS_USER 0x08 /* Modify user negotiation settings */
struct trm_transinfo {
u_int8_t width;
u_int8_t period;
u_int8_t offset;
};
struct trm_target_info {
u_int8_t disc_tag; /* bits define..... */
#define TRM_CUR_DISCENB 0x01 /* current setting disconnect enable */
#define TRM_CUR_TAGENB 0x02 /* current setting tag command Q enable */
#define TRM_USR_DISCENB 0x04 /* user adapter device setting disconnect enable */
#define TRM_USR_TAGENB 0x08 /* user adapter device setting tag command Q enable*/
struct trm_transinfo current; /* info of current */
struct trm_transinfo goal; /* info of after negotiating */
struct trm_transinfo user; /* info of user adapter device setting */
};
/*
* SCSI CAM **
*/
/*
* bus_dma_segment_t
*
* Describes a single contiguous DMA transaction. Values
* are suitable for programming into DMA registers.
*
*typedef struct bus_dma_segment
*{
* bus_addr_t ds_addr; // DMA address
* bus_size_t ds_len; // length of transfer
*} bus_dma_segment_t;
*/
/*;----------------------Segment Entry------------------------------------*/
typedef struct _SGentry {
u_int32_t address;
u_int32_t length;
} SGentry, *PSEG;
/*
*-----------------------------------------------------------------------
* feature of chip set MAX value
*-----------------------------------------------------------------------
*/
#define TRM_MAX_ADAPTER_NUM 4
#define TRM_MAX_DEVICES 16
#define TRM_MAX_SG_LISTENTRY 32
#define TRM_MAX_TARGETS 16
#define TRM_MAX_TAGS_CMD_QUEUE 256 /* MAX_CMD_QUEUE 20*/
#define TRM_MAX_CMD_PER_LUN 32
#define TRM_MAX_SRB_CNT 256
#define TRM_MAX_START_JOB 256
#define TRM_NSEG (btoc(MAXPHYS) + 1)
#define TRM_MAXTRANSFER_SIZE 0xFFFFFF /* restricted by 24 bit counter */
#define PAGELEN 4096
#define SEL_TIMEOUT 153 /* 250 ms selection timeout (@ 40MHz) */
/*
* CAM ccb
* Union of all CCB types for kernel space allocation. This union should
* never be used for manipulating CCBs - its only use is for the allocation
* and deallocation of raw CCB space and is the return type of xpt_ccb_alloc
* and the argument to xpt_ccb_free.
*
*union ccb {
* struct ccb_hdr ccb_h; // For convenience
* struct ccb_scsiio csio;
* struct ccb_getdev cgd;
* struct ccb_getdevlist cgdl;
* struct ccb_pathinq cpi;
* struct ccb_relsim crs;
* struct ccb_setasync csa;
* struct ccb_setdev csd;
* struct ccb_dev_match cdm;
* struct ccb_trans_settings cts;
* struct ccb_calc_geometry ccg;
* struct ccb_abort cab;
* struct ccb_resetbus crb;
* struct ccb_resetdev crd;
* struct ccb_termio tio;
* struct ccb_accept_tio atio;
* struct ccb_scsiio ctio;
* struct ccb_en_lun cel;
* struct ccb_immed_notify cin;
* struct ccb_notify_ack cna;
* struct ccb_eng_inq cei;
* struct ccb_eng_exec cee;
* struct ccb_rescan crcn;
* struct ccb_debug cdbg;
* };
*/
/*
*-----------------------------------------------------------------------
* SCSI Request Block
*-----------------------------------------------------------------------
*/
struct _SRB {
u_int8_t CmdBlock[12];
u_long Segment0[2];
u_long Segment1[2];
struct _SRB *pNextSRB;
struct _DCB *pSRBDCB;
SGentry SgSenseTemp;
PSEG pSRBSGL; /* scatter gather list */
u_int32_t SRBSGPhyAddr; /* a segment starting address */
u_int32_t SRBTotalXferLength;
/*
* CAM ccb
*/
union ccb *pccb;
bus_dmamap_t sg_dmamap;
bus_dmamap_t dmamap;
u_int16_t SRBState;
u_int8_t * pMsgPtr;
u_int8_t SRBSGCount;
u_int8_t SRBSGIndex;
u_int8_t MsgInBuf[6];
u_int8_t MsgOutBuf[6];
u_int8_t AdaptStatus;
u_int8_t TargetStatus;
u_int8_t MsgCnt;
u_int8_t TagNumber;
u_int8_t SRBStatus;
u_int8_t RetryCnt;
u_int8_t SRBFlag;
u_int8_t ScsiCmdLen;
u_int8_t ScsiPhase;
u_int8_t Reserved[3]; /*;for dword alignment */
};
typedef struct _SRB TRM_SRB, *PSRB;
/*
*-----------------------------------------------------------------------
* Device Control Block
*-----------------------------------------------------------------------
*/
struct _DCB
{
PSRB pWaitingSRB;
PSRB pWaitingLastSRB;
PSRB pGoingSRB;
PSRB pGoingLastSRB;
PSRB pActiveSRB;
u_int16_t GoingSRBCnt;
u_int16_t MaxActiveCommandCnt;
u_int8_t TargetID; /*; SCSI Target ID (SCSI Only) */
u_int8_t TargetLUN; /*; SCSI Log. Unit (SCSI Only) */
u_int8_t DCBFlag;
u_int8_t DevType;
u_int8_t SyncMode; /* mode ? (1 sync):(0 async) */
u_int8_t MaxNegoPeriod; /* for nego. */
u_int8_t SyncPeriod; /* for reg. */
u_int8_t SyncOffset; /* for reg. and nego.(low nibble) */
u_int8_t DevMode;
u_int8_t AdpMode;
u_int8_t IdentifyMsg;
u_int8_t DCBstatus; /* DCB status */
/*u_int8_t Reserved[3]; for dword alignment */
struct trm_target_info tinfo; /* 10 bytes */
struct _DCB *pNextDCB;
};
typedef struct _DCB TRM_DCB, *PDCB;
/*
*-----------------------------------------------------------------------
* Adapter Control Block
*-----------------------------------------------------------------------
*/
struct _ACB
{
device_t dev;
bus_space_tag_t tag;
bus_space_handle_t bsh;
bus_dma_tag_t parent_dmat;
bus_dma_tag_t buffer_dmat; /* dmat for buffer I/O */
bus_dma_tag_t srb_dmat;
bus_dma_tag_t sense_dmat; /* dmat for sense buffer */
bus_dma_tag_t sg_dmat;
bus_dmamap_t sense_dmamap;
bus_dmamap_t srb_dmamap;
bus_addr_t sense_busaddr;
struct scsi_sense_data *sense_buffers;
struct resource *iores, *irq;
void *ih;
/*
* CAM SIM/XPT
*/
struct cam_sim *psim;
struct cam_path *ppath;
TRM_SRB TmpSRB;
TRM_DCB DCBarray[16][8];
u_int32_t srb_physbase;
PSRB pFreeSRB;
PDCB pActiveDCB;
PDCB pLinkDCB;
PDCB pDCBRunRobin;
u_int16_t max_id;
u_int16_t max_lun;
u_int8_t msgin123[4];
u_int8_t scan_devices[16][8];
u_int8_t AdaptSCSIID; /*; Adapter SCSI Target ID */
u_int8_t AdaptSCSILUN; /*; Adapter SCSI LUN */
u_int8_t DeviceCnt;
u_int8_t ACBFlag;
u_int8_t TagMaxNum;
u_int8_t Config;
u_int8_t AdaptType;
u_int8_t AdapterUnit; /* nth Adapter this driver */
};
typedef struct _ACB TRM_ACB, *PACB;
/*
* ----SRB State machine definition
*/
#define SRB_FREE 0x0000
#define SRB_WAIT 0x0001
#define SRB_READY 0x0002
#define SRB_MSGOUT 0x0004 /*arbitration+msg_out 1st byte*/
#define SRB_MSGIN 0x0008
#define SRB_EXTEND_MSGIN 0x0010
#define SRB_COMMAND 0x0020
#define SRB_START_ 0x0040 /*arbitration+msg_out+command_out*/
#define SRB_DISCONNECT 0x0080
#define SRB_DATA_XFER 0x0100
#define SRB_XFERPAD 0x0200
#define SRB_STATUS 0x0400
#define SRB_COMPLETED 0x0800
#define SRB_ABORT_SENT 0x1000
#define SRB_DO_SYNC_NEGO 0x2000
#define SRB_DO_WIDE_NEGO 0x4000
#define SRB_UNEXPECT_RESEL 0x8000
/*
*
* ACB Config
*
*/
#define HCC_WIDE_CARD 0x20
#define HCC_SCSI_RESET 0x10
#define HCC_PARITY 0x08
#define HCC_AUTOTERM 0x04
#define HCC_LOW8TERM 0x02
#define HCC_UP8TERM 0x01
/*
* ---ACB Flag
*/
#define RESET_DEV 0x00000001
#define RESET_DETECT 0x00000002
#define RESET_DONE 0x00000004
/*
* ---DCB Flag
*/
#define ABORT_DEV_ 0x00000001
/*
* ---DCB status
*/
#define DS_IN_QUEUE 0x00000001
/*
* ---SRB status
*/
#define SRB_OK 0x00000001
#define ABORTION 0x00000002
#define OVER_RUN 0x00000004
#define UNDER_RUN 0x00000008
#define PARITY_ERROR 0x00000010
#define SRB_ERROR 0x00000020
/*
* ---SRB Flag
*/
#define DATAOUT 0x00000080
#define DATAIN 0x00000040
#define RESIDUAL_VALID 0x00000020
#define ENABLE_TIMER 0x00000010
#define RESET_DEV0 0x00000004
#define ABORT_DEV 0x00000002
#define AUTO_REQSENSE 0x00000001
/*
* ---Adapter status
*/
#define H_STATUS_GOOD 0x00
#define H_SEL_TIMEOUT 0x11
#define H_OVER_UNDER_RUN 0x12
#define H_UNEXP_BUS_FREE 0x13
#define H_TARGET_PHASE_F 0x14
#define H_INVALID_CCB_OP 0x16
#define H_LINK_CCB_BAD 0x17
#define H_BAD_TARGET_DIR 0x18
#define H_DUPLICATE_CCB 0x19
#define H_BAD_CCB_OR_SG 0x1A
#define H_ABORT 0x0FF
/*
* ---SCSI Status byte codes
*/
#define SCSI_STAT_GOOD 0x00 /*; Good status */
#define SCSI_STAT_CHECKCOND 0x02 /*; SCSI Check Condition */
#define SCSI_STAT_CONDMET 0x04 /*; Condition Met */
#define SCSI_STAT_BUSY 0x08 /*; Target busy status */
#define SCSI_STAT_INTER 0x10 /*; Intermediate status */
#define SCSI_STAT_INTERCONDMET 0x14 /*; Intermediate condition met */
#define SCSI_STAT_RESCONFLICT 0x18 /*; Reservation conflict */
#define SCSI_STAT_CMDTERM 0x22 /*; Command Terminated */
#define SCSI_STAT_QUEUEFULL 0x28 /*; Queue Full */
#define SCSI_STAT_UNEXP_BUS_F 0xFD /*; Unexpect Bus Free */
#define SCSI_STAT_BUS_RST_DETECT 0xFE /*; Scsi Bus Reset detected */
#define SCSI_STAT_SEL_TIMEOUT 0xFF /*; Selection Time out */
/*
* ---Sync_Mode
*/
#define SYNC_WIDE_TAG_ATNT_DISABLE 0x00000000
#define SYNC_NEGO_ENABLE 0x00000001
#define SYNC_NEGO_DONE 0x00000002
#define WIDE_NEGO_ENABLE 0x00000004
#define WIDE_NEGO_DONE 0x00000008
#define EN_TAG_QUEUING 0x00000010
#define EN_ATN_STOP 0x00000020
#define SYNC_NEGO_OFFSET 15
/*
* ---SCSI bus phase
*/
#define SCSI_DATA_OUT_ 0
#define SCSI_DATA_IN_ 1
#define SCSI_COMMAND 2
#define SCSI_STATUS_ 3
#define SCSI_NOP0 4
#define SCSI_NOP1 5
#define SCSI_MSG_OUT 6
#define SCSI_MSG_IN 7
/*
* ----SCSI MSG u_int8_t
*/
#define MSG_COMPLETE 0x00
#define MSG_EXTENDED 0x01
#define MSG_SAVE_PTR 0x02
#define MSG_RESTORE_PTR 0x03
#define MSG_DISCONNECT 0x04
#define MSG_INITIATOR_ERROR 0x05
#define MSG_ABORT 0x06
#define MSG_REJECT_ 0x07
#define MSG_NOP 0x08
#define MSG_PARITY_ERROR 0x09
#define MSG_LINK_CMD_COMPL 0x0A
#define MSG_LINK_CMD_COMPL_FLG 0x0B
#define MSG_BUS_RESET 0x0C
/* #define MSG_ABORT_TAG 0x0D */
#define MSG_SIMPLE_QTAG 0x20
#define MSG_HEAD_QTAG 0x21
#define MSG_ORDER_QTAG 0x22
#define MSG_IGNOREWIDE 0x23
/* #define MSG_IDENTIFY 0x80 */
#define MSG_HOST_ID 0xC0
/* bus wide length */
#define MSG_EXT_WDTR_BUS_8_BIT 0x00
#define MSG_EXT_WDTR_BUS_16_BIT 0x01
#define MSG_EXT_WDTR_BUS_32_BIT 0x02
/*
* ----SCSI STATUS u_int8_t
*/
#define STATUS_GOOD 0x00
#define CHECK_CONDITION_ 0x02
#define STATUS_BUSY 0x08
#define STATUS_INTERMEDIATE 0x10
#define RESERVE_CONFLICT 0x18
/*
* ---- cmd->result
*/
#define STATUS_MASK_ 0xFF
#define MSG_MASK 0xFF00
#define RETURN_MASK 0xFF0000
/*
* Inquiry Data format
*/
typedef struct _SCSIInqData { /* INQ */
u_int8_t DevType; /* Periph Qualifier & Periph Dev Type */
u_int8_t RMB_TypeMod; /* rem media bit & Dev Type Modifier */
u_int8_t Vers; /* ISO, ECMA, & ANSI versions */
u_int8_t RDF; /* AEN, TRMIOP, & response data format*/
u_int8_t AddLen; /* length of additional data */
u_int8_t Res1; /* reserved */
u_int8_t Res2; /* reserved */
u_int8_t Flags; /* RelADr,Wbus32,Wbus16,Sync,etc. */
u_int8_t VendorID[8]; /* Vendor Identification */
u_int8_t ProductID[16]; /* Product Identification */
u_int8_t ProductRev[4]; /* Product Revision */
} SCSI_INQDATA, *PSCSI_INQDATA;
/*
* Inquiry byte 0 masks
*/
#define SCSI_DEVTYPE 0x1F /* Peripheral Device Type */
#define SCSI_PERIPHQUAL 0xE0 /* Peripheral Qualifier */
/*
* Inquiry byte 1 mask
*/
#define SCSI_REMOVABLE_MEDIA 0x80 /* Removable Media bit (1=removable) */
/*
* Peripheral Device Type definitions
*/
#define SCSI_DASD 0x00 /* Direct-access Device */
#define SCSI_SEQACESS 0x01 /* Sequential-access device */
#define SCSI_PRINTER 0x02 /* Printer device */
#define SCSI_PROCESSOR 0x03 /* Processor device */
#define SCSI_WRITEONCE 0x04 /* Write-once device */
#define SCSI_CDROM 0x05 /* CD-ROM device */
#define SCSI_SCANNER 0x06 /* Scanner device */
#define SCSI_OPTICAL 0x07 /* Optical memory device */
#define SCSI_MEDCHGR 0x08 /* Medium changer device */
#define SCSI_COMM 0x09 /* Communications device */
#define SCSI_NODEV 0x1F /* Unknown or no device type */
/*
* Inquiry flag definitions (Inq data byte 7)
*/
#define SCSI_INQ_RELADR 0x80 /* device supports relative addressing*/
#define SCSI_INQ_WBUS32 0x40 /* device supports 32 bit data xfers */
#define SCSI_INQ_WBUS16 0x20 /* device supports 16 bit data xfers */
#define SCSI_INQ_SYNC 0x10 /* device supports synchronous xfer */
#define SCSI_INQ_LINKED 0x08 /* device supports linked commands */
#define SCSI_INQ_CMDQUEUE 0x02 /* device supports command queueing */
#define SCSI_INQ_SFTRE 0x01 /* device supports soft resets */
/*
*==========================================================
* EEPROM byte offset
*==========================================================
*/
typedef struct _EEprom {
u_int8_t EE_MODE1;
u_int8_t EE_SPEED;
u_int8_t xx1;
u_int8_t xx2;
} EEprom, *PEEprom;
#define EE_ADAPT_SCSI_ID 64
#define EE_MODE2 65
#define EE_DELAY 66
#define EE_TAG_CMD_NUM 67
/*
* EE_MODE1 bits definition
*/
#define PARITY_CHK_ 0x00000001
#define SYNC_NEGO_ 0x00000002
#define EN_DISCONNECT_ 0x00000004
#define SEND_START_ 0x00000008
#define TAG_QUEUING_ 0x00000010
/*
* EE_MODE2 bits definition
*/
#define MORE2_DRV 0x00000001
#define GREATER_1G 0x00000002
#define RST_SCSI_BUS 0x00000004
#define ACTIVE_NEGATION 0x00000008
#define NO_SEEK 0x00000010
#define LUN_CHECK 0x00000020
#define ENABLE_CE 0x01
#define DISABLE_CE 0x00
#define EEPROM_READ 0x80
/*
* The PCI configuration register offset for TRM_S1040
* Registers bit Definition
*/
#define TRMREG_ID 0x00 /* Vendor and Device ID */
#define TRMREG_COMMAND 0x04 /* PCI command register */
#define TRMREG_IOBASE 0x10 /* I/O Space base address */
#define TRMREG_ROMBASE 0x30 /* Expansion ROM Base Address */
#define TRMREG_INTLINE 0x3C /* Interrupt line */
/*
*
* The SCSI register offset for TRM_S1040
*
*/
#define TRMREG_SCSI_STATUS 0x80 /* SCSI Status (R) */
/* ######### */
#define COMMANDPHASEDONE 0x2000 /* SCSI command phase done */
#define SCSIXFERDONE 0x0800 /* SCSI SCSI transfer done */
#define SCSIXFERCNT_2_ZERO 0x0100 /* SCSI SCSI transfer count to zero*/
#define SCSIINTERRUPT 0x0080 /* SCSI interrupt pending */
#define COMMANDABORT 0x0040 /* SCSI command abort */
#define SEQUENCERACTIVE 0x0020 /* SCSI sequencer active */
#define PHASEMISMATCH 0x0010 /* SCSI phase mismatch */
#define PARITYERROR 0x0008 /* SCSI parity error */
#define PHASEMASK 0x0007 /* Phase MSG/CD/IO */
#define PH_DATA_OUT 0x00 /* Data out phase */
#define PH_DATA_IN 0x01 /* Data in phase */
#define PH_COMMAND 0x02 /* Command phase */
#define PH_STATUS 0x03 /* Status phase */
#define PH_BUS_FREE 0x05 /* Invalid phase used as bus free */
#define PH_MSG_OUT 0x06 /* Message out phase */
#define PH_MSG_IN 0x07 /* Message in phase */
#define TRMREG_SCSI_CONTROL 0x80 /* SCSI Control (W) */
/* ######### */
#define DO_CLRATN 0x0400 /* Clear ATN */
#define DO_SETATN 0x0200 /* Set ATN */
#define DO_CMDABORT 0x0100 /* Abort SCSI command */
#define DO_RSTMODULE 0x0010 /* Reset SCSI chip */
#define DO_RSTSCSI 0x0008 /* Reset SCSI bus */
#define DO_CLRFIFO 0x0004 /* Clear SCSI transfer FIFO */
#define DO_DATALATCH 0x0002 /* Enable SCSI bus data latch */
#define DO_HWRESELECT 0x0001 /* Enable hardware reselection */
#define TRMREG_SCSI_FIFOCNT 0x82 /* SCSI FIFO Counter 5bits(R) */
#define TRMREG_SCSI_SIGNAL 0x83 /* SCSI low level signal (R/W) */
#define TRMREG_SCSI_INTSTATUS 0x84 /* SCSI Interrupt Status (R) */
/* ######### */
#define INT_SCAM 0x80 /* SCAM selection interrupt */
#define INT_SELECT 0x40 /* Selection interrupt */
#define INT_SELTIMEOUT 0x20 /* Selection timeout interrupt */
#define INT_DISCONNECT 0x10 /* Bus disconnected interrupt */
#define INT_RESELECTED 0x08 /* Reselected interrupt */
#define INT_SCSIRESET 0x04 /* SCSI reset detected interrupt*/
#define INT_BUSSERVICE 0x02 /* Bus service interrupt */
#define INT_CMDDONE 0x01 /* SCSI command done interrupt */
#define TRMREG_SCSI_OFFSET 0x84 /* SCSI Offset Count (W) */
/*
* Bit Name Definition
* 07-05 0 RSVD Reversed. Always 0.
* 04 0 OFFSET4 Reversed for LVDS. Always 0.
* 03-00 0 OFFSET[03:00] Offset number from 0 to 15
*/
#define TRMREG_SCSI_SYNC 0x85 /* SCSI Synchronous Control (R/W)*/
/* ######### */
#define LVDS_SYNC 0x20 /* Enable LVDS synchronous */
#define WIDE_SYNC 0x10 /* Enable WIDE synchronous */
#define ALT_SYNC 0x08 /* Enable Fast-20 alternate synchronous */
/*
* SYNCM 7 6 5 4 3 2 1 0
* Name RSVD RSVD LVDS WIDE ALTPERD PERIOD2 PERIOD1 PERIOD0
* Default 0 0 0 0 0 0 0 0
*
*
* Bit Name Definition
* 07-06 0 RSVD Reversed. Always read 0
* 05 0 LVDS Reversed. Always read 0
* 04 0 WIDE/WSCSI Enable wide (16-bits) SCSI transfer.
* 03 0 ALTPERD/ALTPD Alternate (Sync./Period) mode.
*
* @@ When this bit is set,
* the synchronous period bits 2:0
* in the Synchronous Mode register
* are used to transfer data
* at the Fast-20 rate.
* @@ When this bit is reset,
* the synchronous period bits 2:0
* in the Synchronous Mode Register
* are used to transfer data
* at the Fast-40 rate.
*
* 02-00 0 PERIOD[2:0]/SXPD[02:00] Synchronous SCSI Transfer Rate.
* These 3 bits specify
* the Synchronous SCSI Transfer Rate
* for Fast-20 and Fast-10.
* These bits are also reset
* by a SCSI Bus reset.
*
* For Fast-10 bit ALTPD = 0 and LVDS = 0
* and 0x00000004,0x00000002,0x00000001 is defined as follows :
*
* 000 100ns, 10.0 Mbytes/s
* 001 150ns, 6.6 Mbytes/s
* 010 200ns, 5.0 Mbytes/s
* 011 250ns, 4.0 Mbytes/s
* 100 300ns, 3.3 Mbytes/s
* 101 350ns, 2.8 Mbytes/s
* 110 400ns, 2.5 Mbytes/s
* 111 450ns, 2.2 Mbytes/s
*
* For Fast-20 bit ALTPD = 1 and LVDS = 0
* and 0x00000004,0x00000002,0x00000001 is defined as follows :
*
* 000 50ns, 20.0 Mbytes/s
* 001 75ns, 13.3 Mbytes/s
* 010 100ns, 10.0 Mbytes/s
* 011 125ns, 8.0 Mbytes/s
* 100 150ns, 6.6 Mbytes/s
* 101 175ns, 5.7 Mbytes/s
* 110 200ns, 5.0 Mbytes/s
* 111 250ns, 4.0 Mbytes/s
*
* For Fast-40 bit ALTPD = 0 and LVDS = 1
* and 0x00000004,0x00000002,0x00000001 is defined as follows :
*
* 000 25ns, 40.0 Mbytes/s
* 001 50ns, 20.0 Mbytes/s
* 010 75ns, 13.3 Mbytes/s
* 011 100ns, 10.0 Mbytes/s
* 100 125ns, 8.0 Mbytes/s
* 101 150ns, 6.6 Mbytes/s
* 110 175ns, 5.7 Mbytes/s
* 111 200ns, 5.0 Mbytes/s
*/
/*
***************************************
*/
#define TRMREG_SCSI_TARGETID 0x86 /* SCSI Target ID (R/W) */
/*
***************************************
*/
#define TRMREG_SCSI_IDMSG 0x87 /* SCSI Identify Message (R) */
/*
***************************************
*/
#define TRMREG_SCSI_HOSTID 0x87 /* SCSI Host ID (W) */
/*
***************************************
*/
#define TRMREG_SCSI_COUNTER 0x88 /* SCSI Transfer Counter 24bits(R/W)*/
/*
***************************************
*/
#define TRMREG_SCSI_INTEN 0x8C /* SCSI Interrupt Enable (R/W) */
/* ######### */
#define EN_SCAM 0x80 /* Enable SCAM selection interrupt*/
#define EN_SELECT 0x40 /* Enable selection interrupt */
#define EN_SELTIMEOUT 0x20 /* Enable selection timeout interrupt*/
#define EN_DISCONNECT 0x10 /* Enable bus disconnected interrupt*/
#define EN_RESELECTED 0x08 /* Enable reselected interrupt */
#define EN_SCSIRESET 0x04 /* Enable SCSI reset detected interrupt*/
#define EN_BUSSERVICE 0x02 /* Enable bus service interrupt */
#define EN_CMDDONE 0x01 /* Enable SCSI command done interrupt*/
/*
***************************************
*/
#define TRMREG_SCSI_CONFIG0 0x8D /* SCSI Configuration 0 (R/W) */
/* ######### */
#define PHASELATCH 0x40 /* Enable phase latch */
#define INITIATOR 0x20 /* Enable initiator mode */
#define PARITYCHECK 0x10 /* Enable parity check */
#define BLOCKRST 0x01 /* Disable SCSI reset1 */
/*
***************************************
*/
#define TRMREG_SCSI_CONFIG1 0x8E /* SCSI Configuration 1 (R/W) */
/* ######### */
#define ACTIVE_NEGPLUS 0x10 /* Enhance active negation */
#define FILTER_DISABLE 0x08 /* Disable SCSI data filter */
#define ACTIVE_NEG 0x02 /* Enable active negation */
#define ACTIVE_HISLEW 0x01 /* Enable high slew rate (3/6 ns) */
/*
***************************************
*/
#define TRMREG_SCSI_CONFIG2 0x8F /* SCSI Configuration 2 (R/W) */
/*
***************************************
*/
#define TRMREG_SCSI_COMMAND 0x90 /* SCSI Command (R/W) */
/* ######### */
#define SCMD_COMP 0x12 /* Command complete */
#define SCMD_SEL_ATN 0x60 /* Selection with ATN */
#define SCMD_SEL_ATN3 0x64 /* Selection with ATN3 */
#define SCMD_SEL_ATNSTOP 0xB8 /* Selection with ATN and Stop */
#define SCMD_FIFO_OUT 0xC0 /* SCSI FIFO transfer out */
#define SCMD_DMA_OUT 0xC1 /* SCSI DMA transfer out */
#define SCMD_FIFO_IN 0xC2 /* SCSI FIFO transfer in */
#define SCMD_DMA_IN 0xC3 /* SCSI DMA transfer in */
#define SCMD_MSGACCEPT 0xD8 /* Message accept */
/*
* Code Command Description
*
* 02 Enable reselection with FIFO
* 40 Select without ATN with FIFO
* 60 Select with ATN with FIFO
* 64 Select with ATN3 with FIFO
* A0 Select with ATN and stop with FIFO
* C0 Transfer information out with FIFO
* C1 Transfer information out with DMA
* C2 Transfer information in with FIFO
* C3 Transfer information in with DMA
* 12 Initiator command complete with FIFO
* 50 Initiator transfer information out sequence without ATN with FIFO
* 70 Initiator transfer information out sequence with ATN with FIFO
* 74 Initiator transfer information out sequence with ATN3 with FIFO
* 52 Initiator transfer information in sequence without ATN with FIFO
* 72 Initiator transfer information in sequence with ATN with FIFO
* 76 Initiator transfer information in sequence with ATN3 with FIFO
* 90 Initiator transfer information out command complete with FIFO
* 92 Initiator transfer information in command complete with FIFO
* D2 Enable selection
* 08 Reselection
* 48 Disconnect command with FIFO
* 88 Terminate command with FIFO
* C8 Target command complete with FIFO
* 18 SCAM Arbitration/ Selection
* 5A Enable reselection
* 98 Select without ATN with FIFO
* B8 Select with ATN with FIFO
* D8 Message Accepted
* 58 NOP
*/
/*
***************************************
*/
#define TRMREG_SCSI_TIMEOUT 0x91 /* SCSI Time Out Value (R/W) */
/*
***************************************
*/
#define TRMREG_SCSI_FIFO 0x98 /* SCSI FIFO (R/W) */
/*
***************************************
*/
#define TRMREG_SCSI_TCR00 0x9C /* SCSI Target Control 0 (R/W) */
/* ######### */
#define TCR0_DO_WIDE_NEGO 0x80 /* Do wide NEGO */
#define TCR0_DO_SYNC_NEGO 0x40 /* Do sync NEGO */
#define TCR0_DISCONNECT_EN 0x20 /* Disconnection enable */
#define TCR0_OFFSET_MASK 0x1F /* Offset number */
/*
***************************************
*/
#define TRMREG_SCSI_TCR01 0x9D /* SCSI Target Control 0 (R/W) */
/* ######### */
#define TCR0_ENABLE_LVDS 0xF8 /* LVD */
#define TCR0_ENABLE_WIDE 0xF9 /* SE */
/*
****************************************
*/
/*
***************************************
*/
#define TRMREG_SCSI_TCR1 0x9E /* SCSI Target Control 1 (R/W) */
/* ######### */
#define MAXTAG_MASK 0x7F00 /* Maximum tags (127) */
#define NON_TAG_BUSY 0x0080 /* Non tag command active */
#define ACTTAG_MASK 0x007F /* Active tags */
/*
*
* The DMA register offset for TRM_S1040
*
*/
#define TRMREG_DMA_COMMAND 0xA0 /* DMA Command (R/W) */
/* ######### */
#define XFERDATAIN 0x0103 /* Transfer data in */
#define XFERDATAOUT 0x0102 /* Transfer data out */
/*
***************************************
*/
#define TRMREG_DMA_FIFOCNT 0xA1 /* DMA FIFO Counter (R) */
/*
***************************************
*/
#define TRMREG_DMA_CONTROL 0xA1 /* DMA Control (W) */
/* ######### */
#define STOPDMAXFER 0x08 /* Stop DMA transfer */
#define ABORTXFER 0x04 /* Abort DMA transfer */
#define CLRXFIFO 0x02 /* Clear DMA transfer FIFO */
#define STARTDMAXFER 0x01 /* Start DMA transfer */
/*
***************************************
*/
#define TRMREG_DMA_STATUS 0xA3 /* DMA Interrupt Status (R/W) */
/* ######### */
#define XFERPENDING 0x80 /* Transfer pending */
#define DMAXFERCOMP 0x02 /* Bus Master XFER Complete status */
#define SCSICOMP 0x01 /* SCSI complete interrupt */
/*
***************************************
*/
#define TRMREG_DMA_INTEN 0xA4 /* DMA Interrupt Enable (R/W)*/
/* ######### */
#define EN_SCSIINTR 0x01 /* Enable SCSI complete interrupt */
/*
***************************************
*/
#define TRMREG_DMA_CONFIG 0xA6 /* DMA Configuration (R/W) */
/* ######### */
#define DMA_ENHANCE 0x8000 /* Enable DMA enhance feature */
/*
***************************************
*/
#define TRMREG_DMA_XCNT 0xA8 /* DMA Transfer Counter (R/W)*/
/*
***************************************
*/
#define TRMREG_DMA_CXCNT 0xAC /* DMA Current Transfer Counter (R) */
/*
***************************************
*/
#define TRMREG_DMA_XLOWADDR 0xB0 /* DMA Transfer Physical Low Address */
/*
***************************************
*/
#define TRMREG_DMA_XHIGHADDR 0xB4 /* DMA Transfer Physical High Address */
/*
*
* The general register offset for TRM_S1040
*
*/
#define TRMREG_GEN_CONTROL 0xD4 /* Global Control */
/* ######### */
#define EN_EEPROM 0x10 /* Enable EEPROM programming */
#define AUTOTERM 0x04 /* Enable Auto SCSI terminator */
#define LOW8TERM 0x02 /* Enable Lower 8 bit SCSI terminator */
#define UP8TERM 0x01 /* Enable Upper 8 bit SCSI terminator */
/*
***************************************
*/
#define TRMREG_GEN_STATUS 0xD5 /* Global Status */
/* ######### */
#define GTIMEOUT 0x80 /* Global timer reach 0 */
#define CON5068 0x10 /* External 50/68 pin connected */
#define CON68 0x08 /* Internal 68 pin connected */
#define CON50 0x04 /* Internal 50 pin connected */
#define WIDESCSI 0x02 /* Wide SCSI card */
/*
***************************************
*/
#define TRMREG_GEN_NVRAM 0xD6 /* Serial NON-VOLATILE RAM port */
/* ######### */
#define NVR_BITOUT 0x08 /* Serial data out */
#define NVR_BITIN 0x04 /* Serial data in */
#define NVR_CLOCK 0x02 /* Serial clock */
#define NVR_SELECT 0x01 /* Serial select */
/*
***************************************
*/
#define TRMREG_GEN_EDATA 0xD7 /* Parallel EEPROM data port */
/*
***************************************
*/
#define TRMREG_GEN_EADDRESS 0xD8 /* Parallel EEPROM address */
/*
***************************************
*/
#define TRMREG_GEN_TIMER 0xDB /* Global timer */
/*
* The SEEPROM structure for TRM_S1040
*/
typedef struct NVRAM_TARGET_STRUCT
{
u_int8_t NvmTarCfg0; /* Target configuration byte 0 */
u_int8_t NvmTarPeriod; /* Target period */
u_int8_t NvmTarCfg2; /* Target configuration byte 2 */
u_int8_t NvmTarCfg3; /* Target configuration byte 3 */
} NVRAMTARGETTYPE;
/* NvmTarCfg0: Target configuration byte 0 :..pDCB->DevMode */
#define NTC_DO_WIDE_NEGO 0x20 /* Wide negotiate */
#define NTC_DO_TAG_QUEUING 0x10 /* Enable SCSI tag queuing */
#define NTC_DO_SEND_START 0x08 /* Send start command SPINUP*/
#define NTC_DO_DISCONNECT 0x04 /* Enable SCSI disconnect */
#define NTC_DO_SYNC_NEGO 0x02 /* Sync negotiation */
#define NTC_DO_PARITY_CHK 0x01 /* (it sould define at NAC )
Parity check enable */
/*
*
*
*
*/
typedef struct NVRAM_STRUC {
u_int8_t NvramSubVendorID[2]; /*0,1 Sub Vendor ID */
u_int8_t NvramSubSysID[2]; /*2,3 Sub System ID*/
u_int8_t NvramSubClass; /*4 Sub Class */
u_int8_t NvramVendorID[2]; /*5,6 Vendor ID */
u_int8_t NvramDeviceID[2]; /*7,8 Device ID */
u_int8_t NvramReserved; /*9 Reserved */
NVRAMTARGETTYPE NvramTarget[TRM_MAX_TARGETS];/* *10,11,12,13
*14,15,16,17 * ....
* ....
*70,71,72,73
*/
u_int8_t NvramScsiId; /*74 Host Adapter SCSI ID */
u_int8_t NvramChannelCfg; /*75 Channel configuration */
u_int8_t NvramDelayTime; /*76 Power on delay time */
u_int8_t NvramMaxTag; /*77 Maximum tags */
u_int8_t NvramReserved0; /*78 */
u_int8_t NvramBootTarget; /*79 */
u_int8_t NvramBootLun; /*80 */
u_int8_t NvramReserved1; /*81 */
u_int16_t Reserved[22]; /*82,..125 */
u_int16_t NvramCheckSum; /*126,127*/
} NVRAMTYPE,*PNVRAMTYPE;
/* Nvram Initiater bits definition */
#define MORE2_DRV 0x00000001
#define GREATER_1G 0x00000002
#define RST_SCSI_BUS 0x00000004
#define ACTIVE_NEGATION 0x00000008
#define NO_SEEK 0x00000010
#define LUN_CHECK 0x00000020
/* Nvram Adapter NvramChannelCfg bits definition */
#define NAC_SCANLUN 0x20 /* Include LUN as BIOS device*/
#define NAC_POWERON_SCSI_RESET 0x04 /* Power on reset enable */
#define NAC_GREATER_1G 0x02 /* > 1G support enable */
#define NAC_GT2DRIVES 0x01 /* Support more than 2 drives*/
/*
*#define NAC_DO_PARITY_CHK 0x08 // Parity check enable
*/
#endif /* trm_H */