/* $NetBSD: twereg.h,v 1.3 2000/11/08 19:23:50 ad Exp $ */ /*- * Copyright (c) 2000 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Andrew Doran. * * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ /*- * Copyright (c) 2000 Michael Smith * Copyright (c) 2000 BSDi * 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, 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. * * 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. * * from FreeBSD: twereg.h,v 1.1 2000/05/24 23:35:23 msmith Exp */ #ifndef _PCI_TWEREG_H_ #define _PCI_TWEREG_H_ /* Board registers. */ #define TWE_REG_CTL 0x00 #define TWE_REG_STS 0x04 #define TWE_REG_CMD_QUEUE 0x08 #define TWE_REG_RESP_QUEUE 0x0c /* Control register bit definitions. */ #define TWE_CTL_CLEAR_HOST_INTR 0x00080000 #define TWE_CTL_CLEAR_ATTN_INTR 0x00040000 #define TWE_CTL_MASK_CMD_INTR 0x00020000 #define TWE_CTL_MASK_RESP_INTR 0x00010000 #define TWE_CTL_UNMASK_CMD_INTR 0x00008000 #define TWE_CTL_UNMASK_RESP_INTR 0x00004000 #define TWE_CTL_CLEAR_ERROR_STS 0x00000200 #define TWE_CTL_ISSUE_SOFT_RESET 0x00000100 #define TWE_CTL_ENABLE_INTRS 0x00000080 #define TWE_CTL_DISABLE_INTRS 0x00000040 #define TWE_CTL_ISSUE_HOST_INTR 0x00000020 /* Status register bit definitions. */ #define TWE_STS_MAJOR_VERSION_MASK 0xf0000000 #define TWE_STS_MINOR_VERSION_MASK 0x0f000000 #define TWE_STS_PCI_PARITY_ERROR 0x00800000 #define TWE_STS_QUEUE_ERROR 0x00400000 #define TWE_STS_MICROCONTROLLER_ERROR 0x00200000 #define TWE_STS_PCI_ABORT 0x00100000 #define TWE_STS_HOST_INTR 0x00080000 #define TWE_STS_ATTN_INTR 0x00040000 #define TWE_STS_CMD_INTR 0x00020000 #define TWE_STS_RESP_INTR 0x00010000 #define TWE_STS_CMD_QUEUE_FULL 0x00008000 #define TWE_STS_RESP_QUEUE_EMPTY 0x00004000 #define TWE_STS_MICROCONTROLLER_READY 0x00002000 #define TWE_STS_CMD_QUEUE_EMPTY 0x00001000 #define TWE_STS_ALL_INTRS 0x000f0000 #define TWE_STS_CLEARABLE_BITS 0x00d00000 #define TWE_STS_EXPECTED_BITS 0x00002000 #define TWE_STS_UNEXPECTED_BITS 0x00f80000 /* Command packet opcodes. */ #define TWE_OP_NOP 0x00 #define TWE_OP_INIT_CONNECTION 0x01 #define TWE_OP_READ 0x02 #define TWE_OP_WRITE 0x03 #define TWE_OP_READVERIFY 0x04 #define TWE_OP_VERIFY 0x05 #define TWE_OP_ZEROUNIT 0x08 #define TWE_OP_REPLACEUNIT 0x09 #define TWE_OP_HOTSWAP 0x0a #define TWE_OP_SETATAFEATURE 0x0c #define TWE_OP_FLUSH 0x0e #define TWE_OP_ABORT 0x0f #define TWE_OP_CHECKSTATUS 0x10 #define TWE_OP_GET_PARAM 0x12 #define TWE_OP_SET_PARAM 0x13 #define TWE_OP_CREATEUNIT 0x14 #define TWE_OP_DELETEUNIT 0x15 #define TWE_OP_REBUILDUNIT 0x17 #define TWE_OP_SECTOR_INFO 0x1a #define TWE_OP_AEN_LISTEN 0x1c #define TWE_OP_CMD_PACKET 0x1d /* Response queue entries. Masking and shifting yields request ID. */ #define TWE_RESP_MASK 0x00000ff0 #define TWE_RESP_SHIFT 4 /* Miscellenous constants. */ #define TWE_ALIGNMENT 512 #define TWE_MAX_UNITS 16 #define TWE_INIT_CMD_PACKET_SIZE 0x3 #define TWE_SG_SIZE 62 #define TWE_MAX_CMDS 255 #define TWE_Q_START 0 #define TWE_UNIT_INFORMATION_TABLE_BASE 0x300 #define TWE_IOCTL 0x80 #define TWE_SECTOR_SIZE 512 /* Maximum transfer size. XXX This is an arbitrarily chosen value. */ #define TWE_MAX_XFER (TWE_SG_SIZE * NBPG) /* Scatter/gather block. */ struct twe_sgb { u_int32_t tsg_address; u_int32_t tsg_length; } __attribute__ ((packed)); /* * Command block. This is 512 (really 508) bytes in size, and must be * aligned on a 512 byte boundary. */ struct twe_cmd { u_int8_t tc_opcode; /* high 3 bits is S/G list offset */ u_int8_t tc_size; u_int8_t tc_cmdid; u_int8_t tc_unit; /* high nybble is host ID */ u_int8_t tc_status; u_int8_t tc_flags; u_int16_t tc_count; /* block & param count, msg credits */ union { struct { u_int32_t lba; struct twe_sgb sgl[TWE_SG_SIZE]; } io __attribute__ ((packed)); struct { struct twe_sgb sgl[TWE_SG_SIZE]; } param __attribute__ ((packed)); struct { u_int32_t response_queue_pointer; } init_connection __attribute__ ((packed)); } tc_args __attribute__ ((packed)); int32_t tc_pad; } __attribute__ ((packed)); /* Get/set parameter block. */ struct twe_param { u_int16_t tp_table_id; u_int8_t tp_param_id; u_int8_t tp_param_size; u_int8_t tp_data[1]; } __attribute__ ((packed)); /* * From 3ware's documentation: * * All parameters maintained by the controller are grouped into related * tables. Tables are are accessed indirectly via get and set parameter * commands. To access a specific parameter in a table, the table ID and * parameter index are used to uniquely identify a parameter. Table * 0xffff is the directory table and provides a list of the table IDs and * sizes of all other tables. Index zero in each table specifies the * entire table, and index one specifies the size of the table. An entire * table can be read or set by using index zero. */ #define TWE_PARAM_PARAM_ALL 0 #define TWE_PARAM_PARAM_SIZE 1 #define TWE_PARAM_DIRECTORY 0xffff /* size is 4 * number of tables */ #define TWE_PARAM_DIRECTORY_TABLES 2 /* 16 bits * number of tables */ #define TWE_PARAM_DIRECTORY_SIZES 3 /* 16 bits * number of tables */ #define TWE_PARAM_DRIVESUMMARY 0x0002 #define TWE_PARAM_DRIVESUMMARY_Num 2 /* number of physical drives [2] */ #define TWE_PARAM_DRIVESUMMARY_Status 3 /* array giving drive status per aport */ #define TWE_PARAM_DRIVESTATUS_Missing 0x00 #define TWE_PARAM_DRIVESTATUS_NotSupp 0xfe #define TWE_PARAM_DRIVESTATUS_Present 0xff #define TWE_PARAM_UNITSUMMARY 0x0003 #define TWE_PARAM_UNITSUMMARY_Num 2 /* number of logical units [2] */ #define TWE_PARAM_UNITSUMMARY_Status 3 /* array giving unit status [16] */ #define TWE_PARAM_UNITSTATUS_Online (1<<0) #define TWE_PARAM_UNITSTATUS_Complete (1<<1) #define TWE_PARAM_UNITSTATUS_MASK 0xfc #define TWE_PARAM_UNITSTATUS_Normal 0xfc #define TWE_PARAM_UNITSTATUS_Initialising 0xf4 /* cannot be incomplete */ #define TWE_PARAM_UNITSTATUS_Degraded 0xec #define TWE_PARAM_UNITSTATUS_Rebuilding 0xdc /* cannot be incomplete */ #define TWE_PARAM_UNITSTATUS_Verifying 0xcc /* cannot be incomplete */ #define TWE_PARAM_UNITSTATUS_Corrupt 0xbc /* cannot be complete */ #define TWE_PARAM_UNITSTATUS_Missing 0x00 /* cannot be complete or online */ #define TWE_PARAM_DRIVEINFO 0x0200 /* add drive number 0x00-0x0f XXX docco confused 0x0100 vs 0x0200 */ #define TWE_PARAM_DRIVEINFO_Size 2 /* size in blocks [4] */ #define TWE_PARAM_DRIVEINFO_Model 3 /* drive model string [40] */ #define TWE_PARAM_DRIVEINFO_Serial 4 /* drive serial number [20] */ #define TWE_PARAM_DRIVEINFO_PhysCylNum 5 /* physical geometry [2] */ #define TWE_PARAM_DRIVEINFO_PhysHeadNum 6 /* [2] */ #define TWE_PARAM_DRIVEINFO_PhysSectorNym 7 /* [2] */ #define TWE_PARAM_DRIVEINFO_LogCylNum 8 /* logical geometry [2] */ #define TWE_PARAM_DRIVEINFO_LogHeadNum 9 /* [2] */ #define TWE_PARAM_DRIVEINFO_LogSectorNum 10 /* [2] */ #define TWE_PARAM_DRIVEINFO_UnitNum 11 /* unit number this drive is associated with or 0xff [1] */ #define TWE_PARAM_DRIVEINFO_DriveFlags 12 /* N/A [1] */ #define TWE_PARAM_APORTTIMEOUT 0x02c0 /* add (aport_number * 3) to parameter index */ #define TWE_PARAM_APORTTIMEOUT_READ 2 /* read timeouts last 24hrs [2] */ #define TWE_PARAM_APORTTIMEOUT_WRITE 3 /* write timeouts last 24hrs [2] */ #define TWE_PARAM_APORTTIMEOUT_DEGRADE 4 /* degrade threshold [2] */ #define TWE_PARAM_UNITINFO 0x0300 /* add unit number 0x00-0x0f */ #define TWE_PARAM_UNITINFO_Number 2 /* unit number [1] */ #define TWE_PARAM_UNITINFO_Status 3 /* unit status [1] */ #define TWE_PARAM_UNITINFO_Capacity 4 /* unit capacity in blocks [4] */ #define TWE_PARAM_UNITINFO_DescriptorSize 5 /* unit descriptor size + 3 bytes [2] */ #define TWE_PARAM_UNITINFO_Descriptor 6 /* unit descriptor, TWE_UnitDescriptor or TWE_Array_Descriptor */ #define TWE_PARAM_UNITINFO_Flags 7 /* unit flags [1] */ #define TWE_PARAM_UNITFLAGS_WCE (1<<0) #define TWE_PARAM_AEN 0x0401 #define TWE_PARAM_AEN_UnitCode 2 /* (unit number << 8) | AEN code [2] */ #define TWE_AEN_QUEUE_EMPTY 0x00 #define TWE_AEN_SOFT_RESET 0x01 #define TWE_AEN_DEGRADED_MIRROR 0x02 /* reports unit */ #define TWE_AEN_CONTROLLER_ERROR 0x03 #define TWE_AEN_REBUILD_FAIL 0x04 /* reports unit */ #define TWE_AEN_REBUILD_DONE 0x05 /* reports unit */ #define TWE_AEN_INCOMP_UNIT 0x06 /* reports unit */ #define TWE_AEN_INIT_DONE 0x07 /* reports unit */ #define TWE_AEN_UNCLEAN_SHUTDOWN 0x08 /* reports unit */ #define TWE_AEN_APORT_TIMEOUT 0x09 /* reports unit, rate limited to 1 per 2^16 errors */ #define TWE_AEN_DRIVE_ERROR 0x0a /* reports unit */ #define TWE_AEN_REBUILD_STARTED 0x0b /* reports unit */ #define TWE_AEN_QUEUE_FULL 0xff #define TWE_AEN_TABLE_UNDEFINED 0x15 #define TWE_AEN_CODE(x) ((x) & 0xff) #define TWE_AEN_UNIT(x) ((x) >> 8) #define TWE_PARAM_VERSION 0x0402 #define TWE_PARAM_VERSION_Mon 2 /* monitor version [16] */ #define TWE_PARAM_VERSION_FW 3 /* firmware version [16] */ #define TWE_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */ #define TWE_PARAM_VERSION_PCB 5 /* PCB version [8] */ #define TWE_PARAM_VERSION_ATA 6 /* A-chip version [8] */ #define TWE_PARAM_VERSION_PCI 7 /* P-chip version [8] */ #define TWE_PARAM_VERSION_CtrlModel 8 /* N/A */ #define TWE_PARAM_VERSION_CtrlSerial 9 /* N/A */ #define TWE_PARAM_VERSION_SBufSize 10 /* N/A */ #define TWE_PARAM_VERSION_CompCode 11 /* compatibility code [4] */ #define TWE_PARAM_CONTROLLER 0x0403 #define TWE_PARAM_CONTROLLER_DCBSectors 2 /* # sectors reserved for DCB per drive [2] */ #define TWE_PARAM_CONTROLLER_PortCount 3 /* number of drive ports [1] */ #define TWE_PARAM_FEATURES 0x404 #define TWE_PARAM_FEATURES_DriverShutdown 2 /* set to 1 if driver supports shutdown notification [1] */ struct twe_unit_descriptor { u_int8_t num_subunits; /* must be zero */ u_int8_t configuration; #define TWE_UD_CONFIG_CBOD 0x0c /* JBOD with DCB, used for mirrors */ #define TWE_UD_CONFIG_SPARE 0x0d /* same as CBOD, but firmware will use as spare */ #define TWE_UD_CONFIG_SUBUNIT 0x0e /* drive is a subunit in an array */ #define TWE_UD_CONFIG_JBOD 0x0f /* plain drive */ u_int8_t phys_drv_num; /* may be 0xff if port can't be determined at runtime */ u_int8_t log_drv_num; /* must be zero for configuration == 0x0f */ u_int32_t start_lba; u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */ } __attribute__ ((packed)); struct twe_mirror_descriptor { u_int8_t flag; /* must be 0xff */ u_int8_t res1; u_int8_t mirunit_status[4]; /* bitmap of functional subunits in each mirror */ u_int8_t res2[6]; } __attribute__ ((packed)); struct twe_array_descriptor { u_int8_t num_subunits; /* number of subunits, or number of mirror units in RAID10 */ u_int8_t configuration; #define TWE_AD_CONFIG_RAID0 0x00 #define TWE_AD_CONFIG_RAID1 0x01 #define TWE_AD_CONFIG_TwinStor 0x02 #define TWE_AD_CONFIG_RAID5 0x05 #define TWE_AD_CONFIG_RAID10 0x06 u_int8_t stripe_size; #define TWE_AD_STRIPE_4k 0x03 #define TWE_AD_STRIPE_8k 0x04 #define TWE_AD_STRIPE_16k 0x05 #define TWE_AD_STRIPE_32k 0x06 #define TWE_AD_STRIPE_64k 0x07 u_int8_t log_drv_status; /* bitmap of functional subunits, or mirror units in RAID10 */ u_int32_t start_lba; u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */ struct twe_unit_descriptor subunit[1]; } __attribute__ ((packed)); #endif /* !_PCI_TWEREG_H_ */