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freebsd/sys/dev/advansys/advlib.h
Peter Wemm 6875d25465 Back out part 1 of the MCFH that changed $Id$ to $FreeBSD$. We are not 
ready for it yet.
1997-02-22 09:48:43 +00:00

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/*
* Definitions for low level routines and data structures
* for the Advanced Systems Inc. SCSI controllers chips.
*
* Copyright (c) 1996 Justin T. Gibbs.
* 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 immediately at the beginning of the file, without modification,
* 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $Id$
*/
/*
* Ported from:
* advansys.c - Linux Host Driver for AdvanSys SCSI Adapters
*
* Copyright (c) 1995-1996 Advanced System Products, Inc.
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that redistributions of source
* code retain the above copyright notice and this comment without
* modification.
*/
typedef u_int8_t target_bit_vector;
#define TARGET_BIT_VECTOR_SET -1
#define ADV_SCSI_ID_BITS 3
#define ADV_MAX_TID 7
/* Enumeration of board types */
typedef enum {
ADV_NONE = 0x000,
ADV_ISA = 0x001,
ADV_ISAPNP = 0x003,
ADV_VL = 0x004,
ADV_EISA = 0x008,
ADV_PCI = 0x010
}adv_btype;
typedef enum {
ADV_STATE_NONE = 0x000
}adv_state;
#define ADV_SYN_XFER_NO 8
#define ADV_SYN_MAX_OFFSET 0x0F
#define ADV_DEF_SDTR_OFFSET 0x0F
#define ADV_DEF_SDTR_INDEX 0x00
#define ADV_OVERRUN_BSIZE 0x00000048
#define ADV_MAX_CDB_LEN 12
#define ADV_MAX_SENSE_LEN 32
#define ADV_MIN_SENSE_LEN 14
#define ADV_TIDLUN_TO_IX(tid, lun) ((tid) | ((lun) << ADV_SCSI_ID_BITS) )
#define ADV_TID_TO_TARGET_ID(tid) (0x01 << (tid))
#define ADV_TIX_TO_TARGET_ID(tix) (0x01 << ((tix) & ADV_MAX_TID))
#define ADV_TIX_TO_TID(tix) ((tix) & ADV_MAX_TID)
#define ADV_TID_TO_TIX(tid) ((tid) & ADV_MAX_TID)
#define ADV_TIX_TO_LUN(tix) (((tix) >> ADV_SCSI_ID_BITS) & ADV_MAX_LUN )
#define ADV_INB(adv, offset) \
inb((adv)->iobase + (offset))
#define ADV_INW(adv, offset) \
inw((adv)->iobase + (offset))
#define ADV_INSB(adv, offset, valp, size) \
insb((adv)->iobase + (offset), (valp), (size))
#define ADV_INSW(adv, offset, valp, size) \
insw((adv)->iobase + (offset), (valp), (size))
#define ADV_INSL(adv, offset, valp, size) \
insl((adv)->iobase + (offset), (valp), (size))
#define ADV_OUTB(adv, offset, val) \
outb((adv)->iobase + (offset), (val))
#define ADV_OUTW(adv, offset, val) \
outw((adv)->iobase + (offset), (val))
#define ADV_OUTSB(adv, offset, valp, size) \
outsb((adv)->iobase + (offset), (valp), (size))
#define ADV_OUTSW(adv, offset, valp, size) \
outsw((adv)->iobase + (offset), (valp), (size))
#define ADV_OUTSL(adv, offset, valp, size) \
outsl((adv)->iobase + (offset), (valp), (size))
/*
* XXX
* PnP port addresses
* I believe that these are standard PnP address and should be replaced
* by the values in a central ISA PnP header file when we get one.
*/
#define ADV_ISA_PNP_PORT_ADDR (0x279)
#define ADV_ISA_PNP_PORT_WRITE (ADV_ISA_PNP_PORT_ADDR+0x800)
/*
* Board Signatures
*/
#define ADV_SIGNATURE_WORD 0x0000
#define ADV_1000_ID0W 0x04C1
#define ADV_1000_ID0W_FIX 0x00C1
#define ADV_SIGNATURE_BYTE 0x0001
#define ADV_1000_ID1B 0x25
/*
* Chip Revision Number
*/
#define ADV_NONEISA_CHIP_REVISION 0x0003
#define ADV_CHIP_MIN_VER_VL 0x01
#define ADV_CHIP_MAX_VER_VL 0x07
#define ADV_CHIP_MIN_VER_PCI 0x09
#define ADV_CHIP_MAX_VER_PCI 0x0F
#define ADV_CHIP_VER_PCI_BIT 0x08
#define ADV_CHIP_MIN_VER_ISA 0x11
#define ADV_CHIP_MIN_VER_ISA_PNP 0x21
#define ADV_CHIP_MAX_VER_ISA 0x27
#define ADV_CHIP_VER_ISA_BIT 0x30
#define ADV_CHIP_VER_ISAPNP_BIT 0x20
#define ADV_CHIP_VER_ASYN_BUG 0x21
#define ADV_CHIP_MIN_VER_EISA 0x41
#define ADV_CHIP_MAX_VER_EISA 0x47
#define ADV_CHIP_VER_EISA_BIT 0x40
#define ADV_HALTCODE_W 0x0040
#define ADV_STOP_CODE_B 0x0034
#define ADV_STOP_REQ_RISC_STOP 0x01
#define ADV_STOP_ACK_RISC_STOP 0x03
#define ADV_CHIP_CTRL 0x000F
#define ADV_CC_CHIP_RESET 0x80
#define ADV_CC_SCSI_RESET 0x40
#define ADV_CC_HALT 0x20
#define ADV_CC_SINGLE_STEP 0x10
#define ADV_CC_TEST 0x04
#define ADV_CC_BANK_ONE 0x02
#define ADV_CC_DIAG 0x01
#define ADV_CHIP_STATUS 0x000E
#define ADV_CSW_TEST1 0x8000
#define ADV_CSW_AUTO_CONFIG 0x4000
#define ADV_CSW_RESERVED1 0x2000
#define ADV_CSW_IRQ_WRITTEN 0x1000
#define ADV_CSW_33MHZ_SELECTED 0x0800
#define ADV_CSW_TEST2 0x0400
#define ADV_CSW_TEST3 0x0200
#define ADV_CSW_RESERVED2 0x0100
#define ADV_CSW_DMA_DONE 0x0080
#define ADV_CSW_FIFO_RDY 0x0040
#define ADV_CSW_EEP_READ_DONE 0x0020
#define ADV_CSW_HALTED 0x0010
#define ADV_CSW_SCSI_RESET_ACTIVE 0x0008
#define ADV_CSW_PARITY_ERR 0x0004
#define ADV_CSW_SCSI_RESET_LATCH 0x0002
#define ADV_CSW_INT_PENDING 0x0001
/*
* XXX I don't understand the relevence of the naming
* convention change here. What does CIW stand for?
* Perhaps this is to differentiate read and write
* values?
*/
#define ADV_CIW_INT_ACK 0x0100
#define ADV_CIW_TEST1 0x0200
#define ADV_CIW_TEST2 0x0400
#define ADV_CIW_SEL_33MHZ 0x0800
#define ADV_CIW_IRQ_ACT 0x1000
#define ADV_REG_IH 0x0002
#define ADV_INS_HALTINT 0x6281
#define ADV_INS_HALT 0x6280
#define ADV_INS_SINT 0x6200
#define ADV_INS_RFLAG_WTM 0x7380
#define ADV_REG_SC 0x0009
#define ADV_REG_PROG_COUNTER 0x000C
#define ADV_MCODE_START_ADDR 0x0080
#define ADV_CONFIG_LSW 0x0002
#define ADV_CFG_LSW_HOST_INT_ON 0x0020
#define ADV_CFG_LSW_BIOS_ON 0x0040
#define ADV_CFG_LSW_VERA_BURST_ON 0x0080
#define ADV_CFG_LSW_SCSI_PARITY_ON 0x0800
#define ADV_CONFIG_MSW 0x0004
#define ADV_CFG_MSW_SCSI_TARGET_ON 0x0080
#define ADV_CFG_MSW__LRAM_8BITS_ON 0x0800
#define ADV_CFG_MSW_CLR_MASK 0xF0C0
#define ADV_EEPROM_DATA 0x0006
#define ADV_EEPROM_CMD 0x0007
#define ADV_EEPROM_CMD_READ 0x80
#define ADV_EEPROM_CMD_WRITE 0x40
#define ADV_EEPROM_CMD_WRITE_ENABLE 0x30
#define ADV_EEPROM_CMD_WRITE_DISABLE 0x00
/*
* EEPROM routine constants
* XXX What about wide controllers?
* Surely they have space for 8 more targets.
*/
#define ADV_EEPROM_CFG_BEG_VL 2
#define ADV_EEPROM_MAX_ADDR_VL 15
#define ADV_EEPROM_CFG_BEG 32
#define ADV_EEPROM_MAX_ADDR 45
#define ADV_EEPROM_MAX_RETRY 20
struct adv_eeprom_config {
u_int16_t cfg_lsw;
u_int16_t cfg_msw;
u_int8_t init_sdtr;
u_int8_t disc_enable;
u_int8_t use_cmd_qng;
u_int8_t start_motor;
u_int8_t max_total_qng;
u_int8_t max_tag_qng;
u_int8_t bios_scan;
u_int8_t power_up_wait;
u_int8_t no_scam;
u_int8_t scsi_id_dma_speed;
#define EEPROM_SCSI_ID_MASK 0x0F
#define EEPROM_DMA_SPEED_MASK 0xF0
#define EEPROM_DMA_SPEED(ep) (((ep).scsi_id_dma_speed & EEPROM_DMA_SPEED_MASK) >> 8)
#define EEPROM_SCSIID(ep) ((ep).scsi_id_dma_speed & EEPROM_SCSI_ID_MASK)
#define EEPROM_SET_SCSIID(ep, id) ((ep).scsi_id_dma_speed &= EEPROM_SCSI_ID_MASK; \
(ep).scsi_id_dma_speed |= ((id) & EEPROM_SCSI_ID_MASK))
/* XXX What about wide controllers??? */
u_int8_t sdtr_data[8];
u_int8_t adapter_info[6];
u_int16_t cntl;
u_int16_t chksum;
};
/*
* Instruction data and code segment addresses,
* and transaction address translation (queues).
* All addresses refer to on board LRAM.
*/
#define ADV_DATA_SEC_BEG 0x0080
#define ADV_DATA_SEC_END 0x0080
#define ADV_CODE_SEC_BEG 0x0080
#define ADV_CODE_SEC_END 0x0080
#define ADV_QADR_BEG 0x4000
#define ADV_QADR_END 0x7FFF
#define ADV_QLAST_ADR 0x7FC0
#define ADV_QBLK_SIZE 0x40
#define ADV_BIOS_DATA_QBEG 0xF8
#define ADV_MAX_QNO 0xF8
#define ADV_QADR_USED (ADV_MAX_QNO * 64)
#define ADV_QNO_TO_QADDR(q_no) ((ADV_QADR_BEG) + ((u_int16_t)(q_no) << 6))
#define ADV_MIN_ACTIVE_QNO 0x01
#define ADV_QLINK_END 0xFF
#define ADV_MAX_SG_QUEUE 5
#define ADV_SG_LIST_PER_Q 7
#define ADV_MAX_SG_LIST (1 + ((ADV_SG_LIST_PER_Q) * (ADV_MAX_SG_QUEUE)))
#define ADV_MIN_REMAIN_Q 0x02
#define ADV_DEF_MAX_TOTAL_QNG 0x40
#define ADV_MIN_TAG_Q_PER_DVC 0x04
#define ADV_DEF_TAG_Q_PER_DVC 0x04
#define ADV_MIN_FREE_Q ADV_MIN_REMAIN_Q
#define ADV_MIN_TOTAL_QNG ((ADV_MAX_SG_QUEUE)+(ADV_MIN_FREE_Q))
#define ADV_MAX_TOTAL_QNG 240
#define ADV_MAX_INRAM_TAG_QNG 16
#define ADV_MAX_PCI_INRAM_TOTAL_QNG 20
#define ADV_DEF_IRQ_NO 10
#define ADV_MAX_IRQ_NO 15
#define ADV_MIN_IRQ_NO 10
#define ADV_SCSIQ_CPY_BEG 4
#define ADV_SCSIQ_SGHD_CPY_BEG 2
#define ADV_SCSIQ_B_FWD 0
#define ADV_SCSIQ_B_BWD 1
#define ADV_SCSIQ_B_STATUS 2
#define ADV_SCSIQ_B_QNO 3
#define ADV_SCSIQ_B_CNTL 4
#define ADV_SCSIQ_B_SG_QUEUE_CNT 5
#define ADV_LRAM_ADDR 0x000A
#define ADV_LRAM_DATA 0x0008
#define ADV_SYN_OFFSET 0x000B
/* LRAM Offsets */
#define ADVV_MSGOUT_BEG 0x0000
#define ADVV_MSGOUT_SDTR_PERIOD (ADVV_MSGOUT_BEG+3)
#define ADVV_MSGOUT_SDTR_OFFSET (ADVV_MSGOUT_BEG+4)
#define ADVV_MSGIN_BEG (ADVV_MSGOUT_BEG+8)
#define ADVV_MSGIN_SDTR_PERIOD (ADVV_MSGIN_BEG+3)
#define ADVV_MSGIN_SDTR_OFFSET (ADVV_MSGIN_BEG+4)
#define ADVV_SDTR_DATA_BEG (ADVV_MSGIN_BEG+8)
#define ADVV_SDTR_DONE_BEG (ADVV_SDTR_DATA_BEG+8)
#define ADVV_MAX_DVC_QNG_BEG 0x0020
#define ADVV_ASCDVC_ERR_CODE_W 0x0030
#define ADVV_MCODE_CHKSUM_W 0x0032
#define ADVV_MCODE_SIZE_W 0x0034
#define ADVV_STOP_CODE_B 0x0036
#define ADVV_DVC_ERR_CODE_B 0x0037
#define ADVV_OVERRUN_PADDR_D 0x0038
#define ADVV_OVERRUN_BSIZE_D 0x003C
#define ADVV_HALTCODE_W 0x0040
#define ADV_HALT_EXTMSG_IN 0x8000
#define ADV_HALT_CHK_CONDITION 0x8100
#define ADV_HALT_SS_QUEUE_FULL 0x8200
#define ADV_HALT_SDTR_REJECTED 0x4000
#define ADVV_CHKSUM_W 0x0042
#define ADVV_MC_DATE_W 0x0044
#define ADVV_MC_VER_W 0x0046
#define ADVV_NEXTRDY_B 0x0048
#define ADVV_DONENEXT_B 0x0049
#define ADVV_USE_TAGGED_QNG_B 0x004A
#define ADVV_SCSIBUSY_B 0x004B
#define ADVV_CDBCNT_B 0x004C
#define ADVV_CURCDB_B 0x004D
#define ADVV_RCLUN_B 0x004E
#define ADVV_BUSY_QHEAD_B 0x004F
#define ADVV_DISC1_QHEAD_B 0x0050
#define ADVV_DISC_ENABLE_B 0x0052
#define ADVV_CAN_TAGGED_QNG_B 0x0053
#define ADVV_HOSTSCSI_ID_B 0x0055
#define ADVV_MCODE_CNTL_B 0x0056
#define ADVV_NULL_TARGET_B 0x0057
#define ADVV_FREE_Q_HEAD_W 0x0058
#define ADVV_DONE_Q_TAIL_W 0x005A
#define ADVV_FREE_Q_HEAD_B (ADVV_FREE_Q_HEAD_W+1)
#define ADVV_DONE_Q_TAIL_B (ADVV_DONE_Q_TAIL_W+1)
#define ADVV_HOST_FLAG_B 0x005D
#define ADV_HOST_FLAG_IN_ISR 0x01
#define ADV_HOST_FLAG_ACK_INT 0x02
#define ADVV_TOTAL_READY_Q_B 0x0064
#define ADVV_VER_SERIAL_B 0x0065
#define ADVV_HALTCODE_SAVED_W 0x0066
#define ADVV_WTM_FLAG_B 0x0068
#define ADVV_RISC_FLAG_B 0x006A
#define ADV_RISC_FLAG_GEN_INT 0x01
#define ADV_RISC_FLAG_REQ_SG_LIST 0x02
#define ADVV_REQ_SG_LIST_QP 0x006B
struct adv_softc
{
/* The overrun buffer must be quad word aligned */
u_int8_t overrun_buf[ADV_OVERRUN_BSIZE];
int unit;
u_int32_t iobase;
adv_btype type;
target_bit_vector needs_async_bug_fix;
target_bit_vector initiate_sdtr;
target_bit_vector sdtr_done;
target_bit_vector cmd_qng_enabled;
target_bit_vector unit_not_ready;
target_bit_vector start_motor;
target_bit_vector no_scam;
target_bit_vector disc_enable;
u_int16_t control;
#define ADV_CNTL_INITIATOR 0x0001
#define ADV_CNTL_BIOS_GT_1GB 0x0002
#define ADV_CNTL_BIOS_GT_2_DISK 0x0004
#define ADV_CNTL_BIOS_REMOVABLE 0x0008
#define ADV_CNTL_NO_SCAM 0x0010
#define ADV_CNTL_NO_PCI_FIX_ASYN_XFER 0x0020
#define ADV_CNTL_INT_MULTI_Q 0x0080
#define ADV_CNTL_NO_LUN_SUPPORT 0x0040
#define ADV_CNTL_NO_VERIFY_COPY 0x0100
#define ADV_CNTL_RESET_SCSI 0x0200
#define ADV_CNTL_INIT_INQUIRY 0x0400
#define ADV_CNTL_INIT_VERBOSE 0x0800
#define ADV_CNTL_SCSI_PARITY 0x1000
#define ADV_CNTL_BURST_MODE 0x2000
#define ADV_CNTL_USE_8_IOP_BASE 0x4000
u_int16_t bug_fix_control;
#define ADV_BUG_FIX_ADD_ONE_BYTE 0x0001
adv_state state;
u_int32_t max_dma_count;
u_int8_t isa_dma_speed;
u_int8_t scsi_id;
u_int8_t chip_version;
u_int8_t max_tags_per_target;
u_int8_t max_openings;
u_int8_t cur_active;
u_int8_t openings_needed;
u_int8_t sdtr_data[16];
struct scsi_sense_data *sense_buffers;
};
/*
* Structures for talking to the RISC engine.
*/
struct adv_scsiq_1 {
u_int8_t status;
#define QS_FREE 0x00
#define QS_READY 0x01
#define QS_DISC1 0x02
#define QS_DISC2 0x04
#define QS_BUSY 0x08
#define QS_ABORTED 0x40
#define QS_DONE 0x80
u_int8_t q_no; /*
* Queue ID of the first queue
* used in this transaction.
*/
u_int8_t cntl;
#define QC_NO_CALLBACK 0x01
#define QC_SG_SWAP_QUEUE 0x02
#define QC_SG_HEAD 0x04
#define QC_DATA_IN 0x08
#define QC_DATA_OUT 0x10
#define QC_URGENT 0x20
#define QC_MSG_OUT 0x40
#define QC_REQ_SENSE 0x80
u_int8_t sg_queue_cnt; /* Number of SG entries */
u_int8_t target_id; /* target id as a bit vector */
u_int8_t target_lun; /* LUN - taken from our xs */
u_int32_t data_addr; /*
* physical addres of first
* (possibly only) segment
* to transfer.
*/
u_int32_t data_cnt; /*
* byte count of the first
* (possibly only) segment
* to transfer.
*/
u_int32_t sense_addr; /*
* physical address of the sense
* buffer.
*/
u_int8_t sense_len; /* length of sense buffer */
u_int8_t user_def;
};
struct adv_scsiq_2 {
u_int32_t xs_ptr; /* Pointer to our scsi_xfer */
u_int8_t target_ix; /* Combined TID and LUN */
u_int8_t flag;
u_int8_t cdb_len; /*
* Number of bytes in the SCSI
* command to execute.
*/
u_int8_t tag_code; /*
* Tag type for this transaction
* (SIMPLE, ORDERED, HEAD )
*/
#define ADV_TAG_FLAG_ADD_ONE_BYTE 0x10
#define ADV_TAG_FLAG_ISAPNP_ADD_BYTES 0x40
u_int16_t vm_id;
};
struct adv_scsiq_3 {
u_int8_t done_stat;
#define QD_IN_PROGRESS 0x00
#define QD_NO_ERROR 0x01
#define QD_ABORTED_BY_HOST 0x02
#define QD_WITH_ERROR 0x04
#define QD_INVALID_REQUEST 0x80
#define QD_INVALID_HOST_NUM 0x81
#define QD_INVALID_DEVICE 0x82
#define QD_ERR_INTERNAL 0xFF
u_int8_t host_stat;
#define QHSTA_NO_ERROR 0x00
#define QHSTA_M_SEL_TIMEOUT 0x11
#define QHSTA_M_DATA_OVER_RUN 0x12
#define QHSTA_M_DATA_UNDER_RUN 0x12
#define QHSTA_M_UNEXPECTED_BUS_FREE 0x13
#define QHSTA_M_BAD_BUS_PHASE_SEQ 0x14
#define QHSTA_D_QDONE_SG_LIST_CORRUPTED 0x21
#define QHSTA_D_ASC_DVC_ERROR_CODE_SET 0x22
#define QHSTA_D_HOST_ABORT_FAILED 0x23
#define QHSTA_D_EXE_SCSI_Q_FAILED 0x24
#define QHSTA_D_EXE_SCSI_Q_BUSY_TIMEOUT 0x25
#define QHSTA_D_ASPI_NO_BUF_POOL 0x26
#define QHSTA_M_WTM_TIMEOUT 0x41
#define QHSTA_M_BAD_CMPL_STATUS_IN 0x42
#define QHSTA_M_NO_AUTO_REQ_SENSE 0x43
#define QHSTA_M_AUTO_REQ_SENSE_FAIL 0x44
#define QHSTA_M_TARGET_STATUS_BUSY 0x45
#define QHSTA_M_BAD_TAG_CODE 0x46
#define QHSTA_M_BAD_QUEUE_FULL_OR_BUSY 0x47
#define QHSTA_D_LRAM_CMP_ERROR 0x81
#define QHSTA_M_MICRO_CODE_ERROR_HALT 0xA1
u_int8_t scsi_stat;
u_int8_t scsi_msg;
};
struct adv_scsiq_4 {
u_int8_t cdb[ADV_MAX_CDB_LEN];
u_int8_t y_first_sg_list_qp;
u_int8_t y_working_sg_qp;
u_int8_t y_working_sg_ix;
u_int8_t y_cntl;
u_int16_t x_req_count;
u_int16_t x_reconnect_rtn;
u_int32_t x_saved_data_addr;
u_int32_t x_saved_data_cnt;
};
struct adv_q_done_info {
struct adv_scsiq_2 d2;
struct adv_scsiq_3 d3;
u_int8_t q_status;
u_int8_t q_no;
u_int8_t cntl;
u_int8_t sense_len;
u_int8_t user_def;
u_int8_t res;
u_int32_t remain_bytes;
};
struct adv_sg_entry {
u_int32_t addr;
u_int32_t bytes;
};
struct adv_sg_head {
u_int8_t entry_cnt; /* Number of SG entries in this list */
u_int8_t queue_cnt; /*
* Number of queues required to store
* entry_cnt SG entries.
*/
u_int8_t entry_to_copy; /*
* Number of SG entries to copy to the
* board.
*/
u_int8_t res;
struct adv_sg_entry sg_list[ADV_MAX_SG_LIST];
};
#define ADV_MIN_SG_LIST 2
struct adv_min_sg_head {
u_int8_t entry_cnt;
u_int8_t queue_cnt;
u_int8_t entry_to_copy;
u_int8_t res;
struct adv_sg_entry sg_list[ADV_MIN_SG_LIST];
};
#define QCX_SORT (0x0001)
#define QCX_COALEASE (0x0002)
#if CC_LINK_BUSY_Q
struct asc_ext_scsi_q {
u_int32_t lba;
u_int16_t lba_len;
struct adv_scsi_q *next;
struct adv_scsi_q *join;
u_int16_t cntl;
u_int16_t buffer_id;
u_int8_t q_required;
u_int8_t res;
};
#endif
struct adv_scsi_q {
struct adv_scsiq_1 q1;
struct adv_scsiq_2 q2;
struct scsi_generic *cdbptr; /*
* Pointer to the SCSI command
* to execute.
*/
struct adv_sg_head *sg_head; /*
* Pointer to possible SG list
*/
#if CC_LINK_BUSY_Q
struct adv_ext_scsi_q ext;
#endif
};
#define ADV_SCSIQ_D_DATA_ADDR 8
#define ADV_SCSIQ_D_DATA_CNT 12
#define ADV_SCSIQ_B_SENSE_LEN 20
#define ADV_SCSIQ_DONE_INFO_BEG 22
#define ADV_SCSIQ_D_SRBPTR 22
#define ADV_SCSIQ_B_TARGET_IX 26
#define ADV_SCSIQ_B_CDB_LEN 28
#define ADV_SCSIQ_B_TAG_CODE 29
#define ADV_SCSIQ_W_VM_ID 30
#define ADV_SCSIQ_DONE_STATUS 32
#define ADV_SCSIQ_HOST_STATUS 33
#define ADV_SCSIQ_SCSI_STATUS 34
#define ADV_SCSIQ_CDB_BEG 36
#define ADV_SCSIQ_DW_REMAIN_XFER_ADDR 56
#define ADV_SCSIQ_DW_REMAIN_XFER_CNT 60
#define ADV_SCSIQ_B_SG_WK_QP 49
#define ADV_SCSIQ_B_SG_WK_IX 50
#define ADV_SCSIQ_W_REQ_COUNT 52
#define ADV_SCSIQ_B_LIST_CNT 6
#define ADV_SCSIQ_B_CUR_LIST_CNT 7
struct adv_scsi_req_q {
struct adv_scsiq_1 r1;
struct adv_scsiq_2 r2;
u_int8_t *cdbptr;
struct adv_sg_head *sg_head;
#if CC_LINK_BUSY_Q
struct adv_ext_scsi_q ext;
#endif
u_int8_t *sense_ptr;
struct adv_scsiq_3 r3;
u_int8_t cdb[ADV_MAX_CDB_LEN];
u_int8_t sense[ADV_MIN_SENSE_LEN];
};
struct adv_risc_q {
u_int8_t fwd;
u_int8_t bwd;
struct adv_scsiq_1 i1;
struct adv_scsiq_2 i2;
struct adv_scsiq_3 i3;
struct adv_scsiq_4 i4;
};
struct adv_sg_list_q {
u_int8_t seq_no;
u_int8_t q_no;
u_int8_t cntl;
#define QCSG_SG_XFER_LIST 0x02
#define QCSG_SG_XFER_MORE 0x04
#define QCSG_SG_XFER_END 0x08
u_int8_t sg_head_qp;
u_int8_t sg_list_cnt;
u_int8_t sg_cur_list_cnt;
};
#define ADV_SGQ_B_SG_CNTL 4
#define ADV_SGQ_B_SG_HEAD_QP 5
#define ADV_SGQ_B_SG_LIST_CNT 6
#define ADV_SGQ_B_SG_CUR_LIST_CNT 7
#define ADV_SGQ_LIST_BEG 8
struct asc_risc_sg_list_q {
u_int8_t fwd;
u_int8_t bwd;
struct adv_sg_list_q sg;
struct adv_sg_entry sg_list[7];
};
/* LRAM routines */
u_int8_t adv_read_lram_8 __P((struct adv_softc *adv, u_int16_t addr));
void adv_write_lram_8 __P((struct adv_softc *adv, u_int16_t addr,
u_int8_t value));
u_int16_t adv_read_lram_16 __P((struct adv_softc *adv, u_int16_t addr));
void adv_write_lram_16 __P((struct adv_softc *adv, u_int16_t addr,
u_int16_t value));
/* Intialization */
void adv_get_board_type __P((struct adv_softc *adv));
u_int16_t adv_get_eeprom_config __P((struct adv_softc *adv,
struct adv_eeprom_config *eeprom_config));
int adv_set_eeprom_config __P((struct adv_softc *adv,
struct adv_eeprom_config *eeprom_config));
int adv_reset_chip_and_scsi_bus __P((struct adv_softc *adv));
int adv_test_external_lram __P((struct adv_softc* adv));
int adv_init_lram_and_mcode __P((struct adv_softc *adv));
u_int8_t adv_get_chip_irq __P((struct adv_softc *adv));
u_int8_t adv_set_chip_irq __P((struct adv_softc *adv, u_int8_t irq_no));
/* Queue handling and execution */
int adv_execute_scsi_queue __P((struct adv_softc *adv, struct adv_scsi_q *scsiq));
u_int8_t adv_copy_lram_doneq __P((struct adv_softc *adv, u_int16_t q_addr,
struct adv_q_done_info *scsiq, u_int32_t max_dma_count));
/* Chip Control */
int adv_stop_execution __P((struct adv_softc *adv));
int adv_is_chip_halted __P((struct adv_softc *adv));
/* Interrupt processing */
void adv_ack_interrupt __P((struct adv_softc *adv));
void adv_isr_chip_halted __P((struct adv_softc *adv));
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