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/*
* Copyright (c) 2010, LSI Corp.
* All rights reserved.
* Author : Manjunath Ranganathaiah
* Support: freebsdraid@lsi.com
*
* 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. Neither the name of the <ORGANIZATION> nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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 MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER 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.
*
* $FreeBSD: release/9.1.0/sys/dev/tws/tws_hdm.h 241764 2012-10-20 07:39:47Z delphij $
*/
/* bit's defination */
#define TWS_BIT0 0x00000001
#define TWS_BIT1 0x00000002
#define TWS_BIT2 0x00000004
#define TWS_BIT3 0x00000008
#define TWS_BIT4 0x00000010
#define TWS_BIT5 0x00000020
#define TWS_BIT6 0x00000040
#define TWS_BIT7 0x00000080
#define TWS_BIT8 0x00000100
#define TWS_BIT9 0x00000200
#define TWS_BIT10 0x00000400
#define TWS_BIT11 0x00000800
#define TWS_BIT12 0x00001000
#define TWS_BIT13 0x00002000
#define TWS_BIT14 0x00004000
#define TWS_BIT15 0x00008000
#define TWS_BIT16 0x00010000
#define TWS_BIT17 0x00020000
#define TWS_BIT18 0x00040000
#define TWS_BIT19 0x00080000
#define TWS_BIT20 0x00100000
#define TWS_BIT21 0x00200000
#define TWS_BIT22 0x00400000
#define TWS_BIT23 0x00800000
#define TWS_BIT24 0x01000000
#define TWS_BIT25 0x02000000
#define TWS_BIT26 0x04000000
#define TWS_BIT27 0x08000000
#define TWS_BIT28 0x10000000
#define TWS_BIT29 0x20000000
#define TWS_BIT30 0x40000000
#define TWS_BIT31 0x80000000
#define TWS_SENSE_DATA_LENGTH 18
#define TWS_ERROR_SPECIFIC_DESC_LEN 98
/* response codes */
#define TWS_SENSE_SCSI_CURRENT_ERROR 0x70
#define TWS_SENSE_SCSI_DEFERRED_ERROR 0x71
#define TWS_SRC_CTRL_ERROR 3
#define TWS_SRC_CTRL_EVENT 4
#define TWS_SRC_FREEBSD_DRIVER 5
#define TWS_SRC_FREEBSD_OS 8
enum tws_sense_severity {
error = 1,
warning ,
info,
debug,
};
/*
* Some errors of interest (in cmd_hdr->status_block.error) when a command
* is completed by the firmware with an error.
*/
#define TWS_ERROR_LOGICAL_UNIT_NOT_SUPPORTED 0x010a
#define TWS_ERROR_NOT_SUPPORTED 0x010D
#define TWS_ERROR_UNIT_OFFLINE 0x0128
#define TWS_ERROR_MORE_DATA 0x0231
/* AEN codes of interest. */
#define TWS_AEN_QUEUE_EMPTY 0x00
#define TWS_AEN_SOFT_RESET 0x01
#define TWS_AEN_SYNC_TIME_WITH_HOST 0x31
/* AEN severity */
#define TWS_SEVERITY_ERROR 0x1
#define TWS_SEVERITY_WARNING 0x2
#define TWS_SEVERITY_INFO 0x3
#define TWS_SEVERITY_DEBUG 0x4
#define TWS_64BIT_SG_ADDRESSES 0x00000001
#define TWS_BIT_EXTEND 0x00000002
#define TWS_BASE_FW_SRL 24
#define TWS_BASE_FW_BRANCH 0
#define TWS_BASE_FW_BUILD 1
#define TWS_CURRENT_FW_SRL 41
#define TWS_CURRENT_FW_BRANCH 8
#define TWS_CURRENT_FW_BUILD 4
#define TWS_CURRENT_ARCH_ID 0x000A
#define TWS_FIFO_EMPTY 0xFFFFFFFFFFFFFFFFull
#define TWS_FIFO_EMPTY32 0xFFFFFFFFull
/* Register offsets from base address. */
#define TWS_CONTROL_REGISTER_OFFSET 0x0
#define TWS_STATUS_REGISTER_OFFSET 0x4
#define TWS_COMMAND_QUEUE_OFFSET 0x8
#define TWS_RESPONSE_QUEUE_OFFSET 0xC
#define TWS_COMMAND_QUEUE_OFFSET_LOW 0x20
#define TWS_COMMAND_QUEUE_OFFSET_HIGH 0x24
#define TWS_LARGE_RESPONSE_QUEUE_OFFSET 0x30
/* I2O offsets */
#define TWS_I2O0_STATUS 0x0
#define TWS_I2O0_HIBDB 0x20
#define TWS_I2O0_HISTAT 0x30
#define TWS_I2O0_HIMASK 0x34
#define TWS_I2O0_HIBQP 0x40
#define TWS_I2O0_HOBQP 0x44
#define TWS_I2O0_CTL 0x74
#define TWS_I2O0_IOBDB 0x9C
#define TWS_I2O0_HOBDBC 0xA0
#define TWS_I2O0_SCRPD3 0xBC
#define TWS_I2O0_HIBQPL 0xC0 /* 64bit inb port low */
#define TWS_I2O0_HIBQPH 0xC4 /* 64bit inb port high */
#define TWS_I2O0_HOBQPL 0xC8 /* 64bit out port low */
#define TWS_I2O0_HOBQPH 0xCC /* 64bit out port high */
/* IOP related */
#define TWS_I2O0_IOPOBQPL 0xD8 /* OBFL */
#define TWS_I2O0_IOPOBQPH 0xDC /* OBFH */
#define TWS_I2O0_SRC_ADDRH 0xF8 /* Msg ASA */
#define TWS_MSG_ACC_MASK 0x20000000
#define TWS_32BIT_MASK 0xFFFFFFFF
/* revisit */
#define TWS_FW_CMD_NOP 0x0
#define TWS_FW_CMD_INIT_CONNECTION 0x01
#define TWS_FW_CMD_EXECUTE_SCSI 0x10
#define TWS_FW_CMD_ATA_PASSTHROUGH 0x11 // This is really a PASSTHROUGH for both ATA and SCSI commands.
#define TWS_FW_CMD_GET_PARAM 0x12
#define TWS_FW_CMD_SET_PARAM 0x13
#define BUILD_SGL_OFF__OPCODE(sgl_off, opcode) \
((sgl_off << 5) & 0xE0) | (opcode & 0x1F) /* 3:5 */
#define BUILD_RES__OPCODE(res, opcode) \
((res << 5) & 0xE0) | (opcode & 0x1F) /* 3:5 */
#define GET_OPCODE(sgl_off__opcode) \
(sgl_off__opcode & 0x1F) /* 3:5 */
/* end revisit */
/* Table #'s and id's of parameters of interest in firmware's param table. */
#define TWS_PARAM_VERSION_TABLE 0x0402
#define TWS_PARAM_VERSION_FW 3 /* firmware version [16] */
#define TWS_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */
#define TWS_PARAM_CTLR_MODEL 8 /* Controller model [16] */
#define TWS_PARAM_CONTROLLER_TABLE 0x0403
#define TWS_PARAM_CONTROLLER_PORT_COUNT 3 /* number of ports [1] */
#define TWS_PARAM_TIME_TABLE 0x40A
#define TWS_PARAM_TIME_SCHED_TIME 0x3
#define TWS_PARAM_PHYS_TABLE 0x0001
#define TWS_PARAM_CONTROLLER_PHYS_COUNT 2 /* number of phys */
#define TWS_9K_PARAM_DESCRIPTOR 0x8000
/* ----------- request ------------- */
#pragma pack(1)
struct tws_cmd_init_connect {
u_int8_t res1__opcode; /* 3:5 */
u_int8_t size;
u_int8_t request_id;
u_int8_t res2;
u_int8_t status;
u_int8_t flags;
u_int16_t message_credits;
u_int32_t features;
u_int16_t fw_srl;
u_int16_t fw_arch_id;
u_int16_t fw_branch;
u_int16_t fw_build;
u_int32_t result;
};
/* Structure for downloading firmware onto the controller. */
struct tws_cmd_download_firmware {
u_int8_t sgl_off__opcode;/* 3:5 */
u_int8_t size;
u_int8_t request_id;
u_int8_t unit;
u_int8_t status;
u_int8_t flags;
u_int16_t param;
u_int8_t sgl[1];
};
/* Structure for hard resetting the controller. */
struct tws_cmd_reset_firmware {
u_int8_t res1__opcode; /* 3:5 */
u_int8_t size;
u_int8_t request_id;
u_int8_t unit;
u_int8_t status;
u_int8_t flags;
u_int8_t res2;
u_int8_t param;
};
/* Structure for sending get/set param commands. */
struct tws_cmd_param {
u_int8_t sgl_off__opcode;/* 3:5 */
u_int8_t size;
u_int8_t request_id;
u_int8_t host_id__unit; /* 4:4 */
u_int8_t status;
u_int8_t flags;
u_int16_t param_count;
u_int8_t sgl[1];
};
/* Generic command packet. */
struct tws_cmd_generic {
u_int8_t sgl_off__opcode;/* 3:5 */
u_int8_t size;
u_int8_t request_id;
u_int8_t host_id__unit; /* 4:4 */
u_int8_t status;
u_int8_t flags;
u_int16_t count; /* block cnt, parameter cnt, message credits */
};
/* Command packet header. */
struct tws_command_header {
u_int8_t sense_data[TWS_SENSE_DATA_LENGTH];
struct { /* status block - additional sense data */
u_int16_t srcnum;
u_int8_t reserved;
u_int8_t status;
u_int16_t error;
u_int8_t res__srcid; /* 4:4 */
u_int8_t res__severity; /* 5:3 */
} status_block;
u_int8_t err_specific_desc[TWS_ERROR_SPECIFIC_DESC_LEN];
struct { /* sense buffer descriptor */
u_int8_t size_header;
u_int16_t request_id;
u_int8_t size_sense;
} header_desc;
};
/* Command - 1024 byte size including header (128+24+896)*/
union tws_command_giga {
struct tws_cmd_init_connect init_connect;
struct tws_cmd_download_firmware download_fw;
struct tws_cmd_reset_firmware reset_fw;
struct tws_cmd_param param;
struct tws_cmd_generic generic;
u_int8_t padding[1024 - sizeof(struct tws_command_header)];
};
/* driver command pkt - 1024 byte size including header(128+24+744+128) */
/* h/w & f/w supported command size excluding header 768 */
struct tws_command_apache {
u_int8_t res__opcode; /* 3:5 */
u_int8_t unit;
u_int16_t lun_l4__req_id; /* 4:12 */
u_int8_t status;
u_int8_t sgl_offset; /* offset (in bytes) to sg_list,
from the end of sgl_entries */
u_int16_t lun_h4__sgl_entries;
u_int8_t cdb[16];
u_int8_t sg_list[744]; /* 768 - 24 */
u_int8_t padding[128]; /* make it 1024 bytes */
};
struct tws_command_packet {
struct tws_command_header hdr;
union {
union tws_command_giga pkt_g;
struct tws_command_apache pkt_a;
} cmd;
};
/* Structure describing payload for get/set param commands. */
struct tws_getset_param {
u_int16_t table_id;
u_int8_t parameter_id;
u_int8_t reserved;
u_int16_t parameter_size_bytes;
u_int16_t parameter_actual_size_bytes;
u_int8_t data[1];
};
struct tws_outbound_response {
u_int32_t not_mfa :1; /* 1 if the structure is valid else MFA */
u_int32_t reserved :7; /* reserved bits */
u_int32_t status :8; /* should be 0 */
u_int32_t request_id:16; /* request id */
};
/* Scatter/Gather list entry with 32 bit addresses. */
struct tws_sg_desc32 {
u_int32_t address;
u_int32_t length :24;
u_int32_t flag :8;
};
/* Scatter/Gather list entry with 64 bit addresses. */
struct tws_sg_desc64 {
u_int64_t address;
u_int64_t length :32;
u_int64_t reserved :24;
u_int64_t flag :8;
};
/*
* Packet that describes an AEN/error generated by the controller,
* shared with user
*/
struct tws_event_packet {
u_int32_t sequence_id;
u_int32_t time_stamp_sec;
u_int16_t aen_code;
u_int8_t severity;
u_int8_t retrieved;
u_int8_t repeat_count;
u_int8_t parameter_len;
u_int8_t parameter_data[TWS_ERROR_SPECIFIC_DESC_LEN];
u_int32_t event_src;
u_int8_t severity_str[20];
};
#pragma pack()
struct tws_sense {
struct tws_command_header *hdr;
u_int64_t hdr_pkt_phy;
};
struct tws_request {
struct tws_command_packet *cmd_pkt; /* command pkt */
u_int64_t cmd_pkt_phy; /* cmd pkt physical address */
void *data; /* ptr to data being passed to fw */
u_int32_t length; /* length of data being passed to fw */
u_int32_t state; /* request state */
u_int32_t type; /* request type */
u_int32_t flags; /* request flags */
u_int32_t error_code; /* error during request processing */
u_int32_t request_id; /* request id for tracking with fw */
void (*cb)(struct tws_request *); /* callback func */
bus_dmamap_t dma_map; /* dma map */
union ccb *ccb_ptr; /* pointer to ccb */
struct callout_handle thandle; /* handle to req timeout */
struct tws_softc *sc; /* pointer back to ctlr softc */
struct tws_request *next; /* pointer to next request */
struct tws_request *prev; /* pointer to prev request */
};