2019-05-23 12:14:55 +03:00
/* SPDX-License-Identifier: GPL-2.0-or-later */
2005-04-17 02:20:36 +04:00
/*
* Workbit NinjaSCSI - 32 Bi / UDE PCI / CardBus SCSI Host Bus Adapter driver
* Basic data header
*/
# ifndef _NSP32_H
# define _NSP32_H
//#define NSP32_DEBUG 9
/*
* VENDOR / DEVICE ID
*/
# define PCI_VENDOR_ID_IODATA 0x10fc
# define PCI_VENDOR_ID_WORKBIT 0x1145
# define PCI_DEVICE_ID_NINJASCSI_32BI_CBSC_II 0x0005
# define PCI_DEVICE_ID_NINJASCSI_32BI_KME 0xf007
# define PCI_DEVICE_ID_NINJASCSI_32BI_WBT 0x8007
# define PCI_DEVICE_ID_WORKBIT_STANDARD 0xf010
# define PCI_DEVICE_ID_WORKBIT_DUALEDGE 0xf011
# define PCI_DEVICE_ID_NINJASCSI_32BI_LOGITEC 0xf012
# define PCI_DEVICE_ID_NINJASCSI_32BIB_LOGITEC 0xf013
# define PCI_DEVICE_ID_NINJASCSI_32UDE_MELCO 0xf015
# define PCI_DEVICE_ID_NINJASCSI_32UDE_MELCO_II 0x8009
/*
* MODEL
*/
enum {
MODEL_IODATA = 0 ,
MODEL_KME = 1 ,
MODEL_WORKBIT = 2 ,
MODEL_LOGITEC = 3 ,
MODEL_PCI_WORKBIT = 4 ,
MODEL_PCI_LOGITEC = 5 ,
MODEL_PCI_MELCO = 6 ,
} ;
static char * nsp32_model [ ] = {
" I-O DATA CBSC-II CardBus card " ,
" KME SCSI CardBus card " ,
" Workbit duo SCSI CardBus card " ,
" Logitec CardBus card with external ROM " ,
" Workbit / I-O DATA PCI card " ,
" Logitec PCI card with external ROM " ,
" Melco CardBus/PCI card with external ROM " ,
} ;
/*
* SCSI Generic Definitions
*/
# define EXTENDED_SDTR_LEN 0x03
/* Little Endian */
typedef u32 u32_le ;
typedef u16 u16_le ;
/*
* BASIC Definitions
*/
# ifndef TRUE
# define TRUE 1
# endif
# ifndef FALSE
# define FALSE 0
# endif
# define ASSERT 1
# define NEGATE 0
/*******************/
/* normal register */
/*******************/
/*
* Don ' t access below register with Double Word :
* + 00 , + 04 , + 08 , + 0 c , + 64 , + 80 , + 84 , + 88 , + 90 , + c4 , + c8 , + cc , + d0 .
*/
# define IRQ_CONTROL 0x00 /* BASE+00, W, W */
# define IRQ_STATUS 0x00 /* BASE+00, W, R */
# define IRQSTATUS_LATCHED_MSG BIT(0)
# define IRQSTATUS_LATCHED_IO BIT(1)
# define IRQSTATUS_LATCHED_CD BIT(2)
# define IRQSTATUS_LATCHED_BUS_FREE BIT(3)
# define IRQSTATUS_RESELECT_OCCUER BIT(4)
# define IRQSTATUS_PHASE_CHANGE_IRQ BIT(5)
# define IRQSTATUS_SCSIRESET_IRQ BIT(6)
# define IRQSTATUS_TIMER_IRQ BIT(7)
# define IRQSTATUS_FIFO_SHLD_IRQ BIT(8)
# define IRQSTATUS_PCI_IRQ BIT(9)
# define IRQSTATUS_BMCNTERR_IRQ BIT(10)
# define IRQSTATUS_AUTOSCSI_IRQ BIT(11)
# define PCI_IRQ_MASK BIT(12)
# define TIMER_IRQ_MASK BIT(13)
# define FIFO_IRQ_MASK BIT(14)
# define SCSI_IRQ_MASK BIT(15)
# define IRQ_CONTROL_ALL_IRQ_MASK (PCI_IRQ_MASK | \
TIMER_IRQ_MASK | \
FIFO_IRQ_MASK | \
SCSI_IRQ_MASK )
# define IRQSTATUS_ANY_IRQ (IRQSTATUS_RESELECT_OCCUER | \
IRQSTATUS_PHASE_CHANGE_IRQ | \
IRQSTATUS_SCSIRESET_IRQ | \
IRQSTATUS_TIMER_IRQ | \
IRQSTATUS_FIFO_SHLD_IRQ | \
IRQSTATUS_PCI_IRQ | \
IRQSTATUS_BMCNTERR_IRQ | \
IRQSTATUS_AUTOSCSI_IRQ )
# define TRANSFER_CONTROL 0x02 /* BASE+02, W, W */
# define TRANSFER_STATUS 0x02 /* BASE+02, W, R */
# define CB_MMIO_MODE BIT(0)
# define CB_IO_MODE BIT(1)
# define BM_TEST BIT(2)
# define BM_TEST_DIR BIT(3)
# define DUAL_EDGE_ENABLE BIT(4)
# define NO_TRANSFER_TO_HOST BIT(5)
# define TRANSFER_GO BIT(7)
# define BLIEND_MODE BIT(8)
# define BM_START BIT(9)
# define ADVANCED_BM_WRITE BIT(10)
# define BM_SINGLE_MODE BIT(11)
# define FIFO_TRUE_FULL BIT(12)
# define FIFO_TRUE_EMPTY BIT(13)
# define ALL_COUNTER_CLR BIT(14)
# define FIFOTEST BIT(15)
# define INDEX_REG 0x04 /* BASE+04, Byte(R/W), Word(R) */
# define TIMER_SET 0x06 /* BASE+06, W, R/W */
# define TIMER_CNT_MASK (0xff)
# define TIMER_STOP BIT(8)
# define DATA_REG_LOW 0x08 /* BASE+08, LowW, R/W */
# define DATA_REG_HI 0x0a /* BASE+0a, Hi-W, R/W */
# define FIFO_REST_CNT 0x0c /* BASE+0c, W, R/W */
# define FIFO_REST_MASK 0x1ff
# define FIFO_EMPTY_SHLD_FLAG BIT(14)
# define FIFO_FULL_SHLD_FLAG BIT(15)
# define SREQ_SMPL_RATE 0x0f /* BASE+0f, B, R/W */
# define SREQSMPLRATE_RATE0 BIT(0)
# define SREQSMPLRATE_RATE1 BIT(1)
# define SAMPLING_ENABLE BIT(2)
# define SMPL_40M (0) /* 40MHz: 0-100ns/period */
# define SMPL_20M (SREQSMPLRATE_RATE0) /* 20MHz: 100-200ns/period */
# define SMPL_10M (SREQSMPLRATE_RATE1) /* 10Mhz: 200- ns/period */
# define SCSI_BUS_CONTROL 0x10 /* BASE+10, B, R/W */
# define BUSCTL_SEL BIT(0)
# define BUSCTL_RST BIT(1)
# define BUSCTL_DATAOUT_ENB BIT(2)
# define BUSCTL_ATN BIT(3)
# define BUSCTL_ACK BIT(4)
# define BUSCTL_BSY BIT(5)
# define AUTODIRECTION BIT(6)
# define ACKENB BIT(7)
# define CLR_COUNTER 0x12 /* BASE+12, B, W */
# define ACK_COUNTER_CLR BIT(0)
# define SREQ_COUNTER_CLR BIT(1)
# define FIFO_HOST_POINTER_CLR BIT(2)
# define FIFO_REST_COUNT_CLR BIT(3)
# define BM_COUNTER_CLR BIT(4)
# define SAVED_ACK_CLR BIT(5)
# define CLRCOUNTER_ALLMASK (ACK_COUNTER_CLR | \
SREQ_COUNTER_CLR | \
FIFO_HOST_POINTER_CLR | \
FIFO_REST_COUNT_CLR | \
BM_COUNTER_CLR | \
SAVED_ACK_CLR )
# define SCSI_BUS_MONITOR 0x12 /* BASE+12, B, R */
# define BUSMON_MSG BIT(0)
# define BUSMON_IO BIT(1)
# define BUSMON_CD BIT(2)
# define BUSMON_BSY BIT(3)
# define BUSMON_ACK BIT(4)
# define BUSMON_REQ BIT(5)
# define BUSMON_SEL BIT(6)
# define BUSMON_ATN BIT(7)
# define COMMAND_DATA 0x14 /* BASE+14, B, R/W */
# define PARITY_CONTROL 0x16 /* BASE+16, B, W */
# define PARITY_CHECK_ENABLE BIT(0)
# define PARITY_ERROR_CLEAR BIT(1)
# define PARITY_STATUS 0x16 /* BASE+16, B, R */
//# define PARITY_CHECK_ENABLE BIT(0)
# define PARITY_ERROR_NORMAL BIT(1)
# define PARITY_ERROR_LSB BIT(1)
# define PARITY_ERROR_MSB BIT(2)
# define RESELECT_ID 0x18 /* BASE+18, B, R */
# define COMMAND_CONTROL 0x18 /* BASE+18, W, W */
# define CLEAR_CDB_FIFO_POINTER BIT(0)
# define AUTO_COMMAND_PHASE BIT(1)
# define AUTOSCSI_START BIT(2)
# define AUTOSCSI_RESTART BIT(3)
# define AUTO_PARAMETER BIT(4)
# define AUTO_ATN BIT(5)
# define AUTO_MSGIN_00_OR_04 BIT(6)
# define AUTO_MSGIN_02 BIT(7)
# define AUTO_MSGIN_03 BIT(8)
# define SET_ARBIT 0x1a /* BASE+1a, B, W */
# define ARBIT_GO BIT(0)
# define ARBIT_CLEAR BIT(1)
# define ARBIT_STATUS 0x1a /* BASE+1a, B, R */
//# define ARBIT_GO BIT(0)
# define ARBIT_WIN BIT(1)
# define ARBIT_FAIL BIT(2)
# define AUTO_PARAMETER_VALID BIT(3)
# define SGT_VALID BIT(4)
# define SYNC_REG 0x1c /* BASE+1c, B, R/W */
# define ACK_WIDTH 0x1d /* BASE+1d, B, R/W */
# define SCSI_DATA_WITH_ACK 0x20 /* BASE+20, B, R/W */
# define SCSI_OUT_LATCH_TARGET_ID 0x22 /* BASE+22, B, W */
# define SCSI_DATA_IN 0x22 /* BASE+22, B, R */
# define SCAM_CONTROL 0x24 /* BASE+24, B, W */
# define SCAM_STATUS 0x24 /* BASE+24, B, R */
# define SCAM_MSG BIT(0)
# define SCAM_IO BIT(1)
# define SCAM_CD BIT(2)
# define SCAM_BSY BIT(3)
# define SCAM_SEL BIT(4)
# define SCAM_XFEROK BIT(5)
# define SCAM_DATA 0x26 /* BASE+26, B, R/W */
# define SD0 BIT(0)
# define SD1 BIT(1)
# define SD2 BIT(2)
# define SD3 BIT(3)
# define SD4 BIT(4)
# define SD5 BIT(5)
# define SD6 BIT(6)
# define SD7 BIT(7)
# define SACK_CNT 0x28 /* BASE+28, DW, R/W */
# define SREQ_CNT 0x2c /* BASE+2c, DW, R/W */
# define FIFO_DATA_LOW 0x30 /* BASE+30, B/W/DW, R/W */
# define FIFO_DATA_HIGH 0x32 /* BASE+32, B/W, R/W */
# define BM_START_ADR 0x34 /* BASE+34, DW, R/W */
# define BM_CNT 0x38 /* BASE+38, DW, R/W */
# define BM_COUNT_MASK 0x0001ffffUL
# define SGTEND BIT(31) /* Last SGT marker */
# define SGT_ADR 0x3c /* BASE+3c, DW, R/W */
# define WAIT_REG 0x40 /* Bi only */
# define SCSI_EXECUTE_PHASE 0x40 /* BASE+40, W, R */
# define COMMAND_PHASE BIT(0)
# define DATA_IN_PHASE BIT(1)
# define DATA_OUT_PHASE BIT(2)
# define MSGOUT_PHASE BIT(3)
# define STATUS_PHASE BIT(4)
# define ILLEGAL_PHASE BIT(5)
# define BUS_FREE_OCCUER BIT(6)
# define MSG_IN_OCCUER BIT(7)
# define MSG_OUT_OCCUER BIT(8)
# define SELECTION_TIMEOUT BIT(9)
# define MSGIN_00_VALID BIT(10)
# define MSGIN_02_VALID BIT(11)
# define MSGIN_03_VALID BIT(12)
# define MSGIN_04_VALID BIT(13)
# define AUTOSCSI_BUSY BIT(15)
# define SCSI_CSB_IN 0x42 /* BASE+42, B, R */
# define SCSI_MSG_OUT 0x44 /* BASE+44, DW, R/W */
# define MSGOUT_COUNT_MASK (BIT(0)|BIT(1))
# define MV_VALID BIT(7)
# define SEL_TIME_OUT 0x48 /* BASE+48, W, R/W */
# define SAVED_SACK_CNT 0x4c /* BASE+4c, DW, R */
# define HTOSDATADELAY 0x50 /* BASE+50, B, R/W */
# define STOHDATADELAY 0x54 /* BASE+54, B, R/W */
# define ACKSUMCHECKRD 0x58 /* BASE+58, W, R */
# define REQSUMCHECKRD 0x5c /* BASE+5c, W, R */
/********************/
/* indexed register */
/********************/
# define CLOCK_DIV 0x00 /* BASE+08, IDX+00, B, R/W */
# define CLOCK_2 BIT(0) /* MCLK/2 */
# define CLOCK_4 BIT(1) /* MCLK/4 */
# define PCICLK BIT(7) /* PCICLK (33MHz) */
# define TERM_PWR_CONTROL 0x01 /* BASE+08, IDX+01, B, R/W */
# define BPWR BIT(0)
# define SENSE BIT(1) /* Read Only */
# define EXT_PORT_DDR 0x02 /* BASE+08, IDX+02, B, R/W */
# define EXT_PORT 0x03 /* BASE+08, IDX+03, B, R/W */
# define LED_ON (0)
# define LED_OFF BIT(0)
# define IRQ_SELECT 0x04 /* BASE+08, IDX+04, W, R/W */
# define IRQSELECT_RESELECT_IRQ BIT(0)
# define IRQSELECT_PHASE_CHANGE_IRQ BIT(1)
# define IRQSELECT_SCSIRESET_IRQ BIT(2)
# define IRQSELECT_TIMER_IRQ BIT(3)
# define IRQSELECT_FIFO_SHLD_IRQ BIT(4)
# define IRQSELECT_TARGET_ABORT_IRQ BIT(5)
# define IRQSELECT_MASTER_ABORT_IRQ BIT(6)
# define IRQSELECT_SERR_IRQ BIT(7)
# define IRQSELECT_PERR_IRQ BIT(8)
# define IRQSELECT_BMCNTERR_IRQ BIT(9)
# define IRQSELECT_AUTO_SCSI_SEQ_IRQ BIT(10)
# define OLD_SCSI_PHASE 0x05 /* BASE+08, IDX+05, B, R */
# define OLD_MSG BIT(0)
# define OLD_IO BIT(1)
# define OLD_CD BIT(2)
# define OLD_BUSY BIT(3)
# define FIFO_FULL_SHLD_COUNT 0x06 /* BASE+08, IDX+06, B, R/W */
# define FIFO_EMPTY_SHLD_COUNT 0x07 /* BASE+08, IDX+07, B, R/W */
# define EXP_ROM_CONTROL 0x08 /* BASE+08, IDX+08, B, R/W */ /* external ROM control */
# define ROM_WRITE_ENB BIT(0)
# define IO_ACCESS_ENB BIT(1)
# define ROM_ADR_CLEAR BIT(2)
# define EXP_ROM_ADR 0x09 /* BASE+08, IDX+09, W, R/W */
# define EXP_ROM_DATA 0x0a /* BASE+08, IDX+0a, B, R/W */
# define CHIP_MODE 0x0b /* BASE+08, IDX+0b, B, R */ /* NinjaSCSI-32Bi only */
# define OEM0 BIT(1) /* OEM select */ /* 00=I-O DATA, 01=KME, 10=Workbit, 11=Ext ROM */
# define OEM1 BIT(2) /* OEM select */
# define OPTB BIT(3) /* KME mode select */
# define OPTC BIT(4) /* KME mode select */
# define OPTD BIT(5) /* KME mode select */
# define OPTE BIT(6) /* KME mode select */
# define OPTF BIT(7) /* Power management */
# define MISC_WR 0x0c /* BASE+08, IDX+0c, W, R/W */
# define MISC_RD 0x0c
# define SCSI_DIRECTION_DETECTOR_SELECT BIT(0)
# define SCSI2_HOST_DIRECTION_VALID BIT(1) /* Read only */
# define HOST2_SCSI_DIRECTION_VALID BIT(2) /* Read only */
# define DELAYED_BMSTART BIT(3)
# define MASTER_TERMINATION_SELECT BIT(4)
# define BMREQ_NEGATE_TIMING_SEL BIT(5)
# define AUTOSEL_TIMING_SEL BIT(6)
# define MISC_MABORT_MASK BIT(7)
# define BMSTOP_CHANGE2_NONDATA_PHASE BIT(8)
# define BM_CYCLE 0x0d /* BASE+08, IDX+0d, B, R/W */
# define BM_CYCLE0 BIT(0)
# define BM_CYCLE1 BIT(1)
# define BM_FRAME_ASSERT_TIMING BIT(2)
# define BM_IRDY_ASSERT_TIMING BIT(3)
# define BM_SINGLE_BUS_MASTER BIT(4)
# define MEMRD_CMD0 BIT(5)
# define SGT_AUTO_PARA_MEMED_CMD BIT(6)
# define MEMRD_CMD1 BIT(7)
# define SREQ_EDGH 0x0e /* BASE+08, IDX+0e, B, W */
# define SREQ_EDGH_SELECT BIT(0)
# define UP_CNT 0x0f /* BASE+08, IDX+0f, B, W */
# define REQCNT_UP BIT(0)
# define ACKCNT_UP BIT(1)
# define BMADR_UP BIT(4)
# define BMCNT_UP BIT(5)
# define SGT_CNT_UP BIT(7)
# define CFG_CMD_STR 0x10 /* BASE+08, IDX+10, W, R */
# define CFG_LATE_CACHE 0x11 /* BASE+08, IDX+11, W, R/W */
# define CFG_BASE_ADR_1 0x12 /* BASE+08, IDX+12, W, R */
# define CFG_BASE_ADR_2 0x13 /* BASE+08, IDX+13, W, R */
# define CFG_INLINE 0x14 /* BASE+08, IDX+14, W, R */
# define SERIAL_ROM_CTL 0x15 /* BASE+08, IDX+15, B, R */
# define SCL BIT(0)
# define ENA BIT(1)
# define SDA BIT(2)
# define FIFO_HST_POINTER 0x16 /* BASE+08, IDX+16, B, R/W */
# define SREQ_DELAY 0x17 /* BASE+08, IDX+17, B, R/W */
# define SACK_DELAY 0x18 /* BASE+08, IDX+18, B, R/W */
# define SREQ_NOISE_CANCEL 0x19 /* BASE+08, IDX+19, B, R/W */
# define SDP_NOISE_CANCEL 0x1a /* BASE+08, IDX+1a, B, R/W */
# define DELAY_TEST 0x1b /* BASE+08, IDX+1b, B, R/W */
# define SD0_NOISE_CANCEL 0x20 /* BASE+08, IDX+20, B, R/W */
# define SD1_NOISE_CANCEL 0x21 /* BASE+08, IDX+21, B, R/W */
# define SD2_NOISE_CANCEL 0x22 /* BASE+08, IDX+22, B, R/W */
# define SD3_NOISE_CANCEL 0x23 /* BASE+08, IDX+23, B, R/W */
# define SD4_NOISE_CANCEL 0x24 /* BASE+08, IDX+24, B, R/W */
# define SD5_NOISE_CANCEL 0x25 /* BASE+08, IDX+25, B, R/W */
# define SD6_NOISE_CANCEL 0x26 /* BASE+08, IDX+26, B, R/W */
# define SD7_NOISE_CANCEL 0x27 /* BASE+08, IDX+27, B, R/W */
/*
* Useful Bus Monitor status combinations .
*/
# define BUSMON_BUS_FREE 0
# define BUSMON_COMMAND ( BUSMON_BSY | BUSMON_CD | BUSMON_REQ )
# define BUSMON_MESSAGE_IN ( BUSMON_BSY | BUSMON_MSG | BUSMON_IO | BUSMON_CD | BUSMON_REQ )
# define BUSMON_MESSAGE_OUT ( BUSMON_BSY | BUSMON_MSG | BUSMON_CD | BUSMON_REQ )
# define BUSMON_DATA_IN ( BUSMON_BSY | BUSMON_IO | BUSMON_REQ )
# define BUSMON_DATA_OUT ( BUSMON_BSY | BUSMON_REQ )
# define BUSMON_STATUS ( BUSMON_BSY | BUSMON_IO | BUSMON_CD | BUSMON_REQ )
# define BUSMON_RESELECT ( BUSMON_IO | BUSMON_SEL)
# define BUSMON_PHASE_MASK ( BUSMON_MSG | BUSMON_IO | BUSMON_CD | BUSMON_SEL)
# define BUSPHASE_COMMAND ( BUSMON_COMMAND & BUSMON_PHASE_MASK )
# define BUSPHASE_MESSAGE_IN ( BUSMON_MESSAGE_IN & BUSMON_PHASE_MASK )
# define BUSPHASE_MESSAGE_OUT ( BUSMON_MESSAGE_OUT & BUSMON_PHASE_MASK )
# define BUSPHASE_DATA_IN ( BUSMON_DATA_IN & BUSMON_PHASE_MASK )
# define BUSPHASE_DATA_OUT ( BUSMON_DATA_OUT & BUSMON_PHASE_MASK )
# define BUSPHASE_STATUS ( BUSMON_STATUS & BUSMON_PHASE_MASK )
# define BUSPHASE_SELECT ( BUSMON_SEL | BUSMON_IO )
/************************************************************************
* structure for DMA / Scatter Gather list
*/
# define NSP32_SG_SIZE SG_ALL
typedef struct _nsp32_sgtable {
/* values must be little endian */
u32_le addr ; /* transfer address */
u32_le len ; /* transfer length. BIT(31) is for SGT_END mark */
} __attribute__ ( ( packed ) ) nsp32_sgtable ;
typedef struct _nsp32_sglun {
nsp32_sgtable sgt [ NSP32_SG_SIZE + 1 ] ; /* SG table */
} __attribute__ ( ( packed ) ) nsp32_sglun ;
# define NSP32_SG_TABLE_SIZE (sizeof(nsp32_sgtable) * NSP32_SG_SIZE * MAX_TARGET * MAX_LUN)
/* Auto parameter mode memory map. */
/* All values must be little endian. */
typedef struct _nsp32_autoparam {
u8 cdb [ 4 * 0x10 ] ; /* SCSI Command */
u32_le msgout ; /* outgoing messages */
u8 syncreg ; /* sync register value */
u8 ackwidth ; /* ack width register value */
u8 target_id ; /* target/host device id */
u8 sample_reg ; /* hazard killer sampling rate */
u16_le command_control ; /* command control register */
u16_le transfer_control ; /* transfer control register */
u32_le sgt_pointer ; /* SG table physical address for DMA */
u32_le dummy [ 2 ] ;
} __attribute__ ( ( packed ) ) nsp32_autoparam ; /* must be packed struct */
/*
* host data structure
*/
/* message in/out buffer */
# define MSGOUTBUF_MAX 20
# define MSGINBUF_MAX 20
/* flag for trans_method */
# define NSP32_TRANSFER_BUSMASTER BIT(0)
# define NSP32_TRANSFER_MMIO BIT(1) /* Not supported yet */
# define NSP32_TRANSFER_PIO BIT(2) /* Not supported yet */
/*
* structure for connected LUN dynamic data
*
* Note : Currently tagged queuing is disabled , each nsp32_lunt holds
* one SCSI command and one state .
*/
# define DISCPRIV_OK BIT(0) /* DISCPRIV Enable mode */
# define MSGIN03 BIT(1) /* Auto Msg In 03 Flag */
typedef struct _nsp32_lunt {
struct scsi_cmnd * SCpnt ; /* Current Handling struct scsi_cmnd */
unsigned long save_datp ; /* Save Data Pointer - saved position from initial address */
int msgin03 ; /* auto msg in 03 flag */
unsigned int sg_num ; /* Total number of SG entries */
int cur_entry ; /* Current SG entry number */
nsp32_sglun * sglun ; /* sg table per lun */
dma_addr_t sglun_paddr ; /* sglun physical address */
} nsp32_lunt ;
/*
* SCSI TARGET / LUN definition
*/
2011-03-31 05:57:33 +04:00
# define NSP32_HOST_SCSIID 7 /* SCSI initiator is every time defined as 7 */
2005-04-17 02:20:36 +04:00
# define MAX_TARGET 8
# define MAX_LUN 8 /* XXX: In SPI3, max number of LUN is 64. */
typedef struct _nsp32_sync_table {
unsigned char period_num ; /* period number */
unsigned char ackwidth ; /* ack width designated by period */
unsigned char start_period ; /* search range - start period */
unsigned char end_period ; /* search range - end period */
unsigned char sample_rate ; /* hazard killer parameter */
} nsp32_sync_table ;
/*
* structure for target device static data
*/
/* flag for nsp32_target.sync_flag */
# define SDTR_INITIATOR BIT(0) /* sending SDTR from initiator */
# define SDTR_TARGET BIT(1) /* sending SDTR from target */
# define SDTR_DONE BIT(2) /* exchanging SDTR has been processed */
/* syncronous period value for nsp32_target.config_max */
# define FAST5M 0x32
# define FAST10M 0x19
# define ULTRA20M 0x0c
/* flag for nsp32_target.{sync_offset}, period */
# define ASYNC_OFFSET 0 /* asynchronous transfer */
# define SYNC_OFFSET 0xf /* synchronous transfer max offset */
/* syncreg:
bit : 07 06 05 04 03 02 01 00
- - - PERIOD - - - - - OFFSET - - */
# define TO_SYNCREG(period, offset) (((period) & 0x0f) << 4 | ((offset) & 0x0f))
typedef struct _nsp32_target {
unsigned char syncreg ; /* value for SYNCREG */
unsigned char ackwidth ; /* value for ACKWIDTH */
unsigned char period ; /* sync period (0-255) */
unsigned char offset ; /* sync offset (0-15) */
int sync_flag ; /* SDTR_*, 0 */
int limit_entry ; /* max speed limit entry designated
by EEPROM configuration */
unsigned char sample_reg ; /* SREQ hazard killer register */
} nsp32_target ;
typedef struct _nsp32_hw_data {
int IrqNumber ;
int BaseAddress ;
int NumAddress ;
void __iomem * MmioAddress ;
# define NSP32_MMIO_OFFSET 0x0800
unsigned long MmioLength ;
struct scsi_cmnd * CurrentSC ;
struct pci_dev * Pci ;
const struct pci_device_id * pci_devid ;
struct Scsi_Host * Host ;
spinlock_t Lock ;
char info_str [ 100 ] ;
/* allocated memory region */
nsp32_sglun * sg_list ; /* sglist virtuxal address */
dma_addr_t sg_paddr ; /* physical address of hw_sg_table */
nsp32_autoparam * autoparam ; /* auto parameter transfer region */
dma_addr_t auto_paddr ; /* physical address of autoparam */
int cur_entry ; /* current sgt entry */
/* target/LUN */
nsp32_lunt * cur_lunt ; /* Current connected LUN table */
nsp32_lunt lunt [ MAX_TARGET ] [ MAX_LUN ] ; /* All LUN table */
nsp32_target * cur_target ; /* Current connected SCSI ID */
nsp32_target target [ MAX_TARGET ] ; /* SCSI ID */
int cur_id ; /* Current connected target ID */
int cur_lun ; /* Current connected target LUN */
/* behavior setting parameters */
int trans_method ; /* transfer method flag */
int resettime ; /* Reset time */
int clock ; /* clock dividing flag */
nsp32_sync_table * synct ; /* sync_table determined by clock */
int syncnum ; /* the max number of synct element */
/* message buffer */
unsigned char msgoutbuf [ MSGOUTBUF_MAX ] ; /* msgout buffer */
char msgout_len ; /* msgoutbuf length */
unsigned char msginbuf [ MSGINBUF_MAX ] ; /* megin buffer */
char msgin_len ; /* msginbuf length */
} nsp32_hw_data ;
/*
* TIME definition
*/
# define RESET_HOLD_TIME 10000 / * reset time in us (SCSI-2 says the
minimum is 25u s ) */
# define SEL_TIMEOUT_TIME 10000 / * 250ms defined in SCSI specification
( 25.6 us / 1u nit ) */
# define ARBIT_TIMEOUT_TIME 100 /* 100us */
# define REQSACK_TIMEOUT_TIME 10000 / * max wait time for REQ / SACK assertion
or negation , 10000u s = = 10 ms */
# endif /* _NSP32_H */
/* end */
