3w-xxxx.h revision 1da177e4c3f41524e886b7f1b8a0c1fc7321cac
11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3w-xxxx.h -- 3ware Storage Controller device driver for Linux. 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Written By: Adam Radford <linuxraid@amcc.com> 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Modifications By: Joel Jacobson <linux@3ware.com> 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Arnaldo Carvalho de Melo <acme@conectiva.com.br> 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Brad Strand <linux@3ware.com> 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Copyright (C) 1999-2005 3ware Inc. 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Kernel compatiblity By: Andre Hedrick <andre@suse.com> 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Non-Copyright (C) 2000 Andre Hedrick <andre@suse.com> 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds This program is free software; you can redistribute it and/or modify 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds it under the terms of the GNU General Public License as published by 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds the Free Software Foundation; version 2 of the License. 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds This program is distributed in the hope that it will be useful, 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds but WITHOUT ANY WARRANTY; without even the implied warranty of 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds GNU General Public License for more details. 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds NO WARRANTY 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds solely responsible for determining the appropriateness of using and 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds distributing the Program and assumes all risks associated with its 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds exercise of rights under this Agreement, including but not limited to 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds the risks and costs of program errors, damage to or loss of data, 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds programs or equipment, and unavailability or interruption of operations. 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DISCLAIMER OF LIABILITY 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds You should have received a copy of the GNU General Public License 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds along with this program; if not, write to the Free Software 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Bugs/Comments/Suggestions should be mailed to: 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds linuxraid@amcc.com 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds For more information, goto: 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds http://www.amcc.com 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/ 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef _3W_XXXX_H 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define _3W_XXXX_H 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/version.h> 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/types.h> 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* AEN strings */ 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic char *tw_aen_string[] = { 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x000] = "INFO: AEN queue empty", 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x001] = "INFO: Soft reset occurred", 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x002] = "ERROR: Unit degraded: Unit #", 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x003] = "ERROR: Controller error", 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x004] = "ERROR: Rebuild failed: Unit #", 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x005] = "INFO: Rebuild complete: Unit #", 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x006] = "ERROR: Incomplete unit detected: Unit #", 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x007] = "INFO: Initialization complete: Unit #", 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x008] = "WARNING: Unclean shutdown detected: Unit #", 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x009] = "WARNING: ATA port timeout: Port #", 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x00A] = "ERROR: Drive error: Port #", 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x00B] = "INFO: Rebuild started: Unit #", 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x00C] = "INFO: Initialization started: Unit #", 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x00D] = "ERROR: Logical unit deleted: Unit #", 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x00F] = "WARNING: SMART threshold exceeded: Port #", 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x021] = "WARNING: ATA UDMA downgrade: Port #", 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x021] = "WARNING: ATA UDMA upgrade: Port #", 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x023] = "WARNING: Sector repair occurred: Port #", 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x024] = "ERROR: SBUF integrity check failure", 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x025] = "ERROR: Lost cached write: Port #", 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x026] = "ERROR: Drive ECC error detected: Port #", 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x027] = "ERROR: DCB checksum error: Port #", 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x028] = "ERROR: DCB unsupported version: Port #", 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x029] = "INFO: Verify started: Unit #", 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x02A] = "ERROR: Verify failed: Port #", 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x02B] = "INFO: Verify complete: Unit #", 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x02C] = "WARNING: Overwrote bad sector during rebuild: Port #", 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x02D] = "ERROR: Encountered bad sector during rebuild: Port #", 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x02E] = "ERROR: Replacement drive is too small: Port #", 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x02F] = "WARNING: Verify error: Unit not previously initialized: Unit #", 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds [0x030] = "ERROR: Drive not supported: Port #" 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Sense key lookup table 971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Format: ESDC/flags,SenseKey,AdditionalSenseCode,AdditionalSenseCodeQualifier 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/ 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic unsigned char tw_sense_table[][4] = 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Codes for newer firmware */ 1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds // ATA Error SCSI Error 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x01, 0x03, 0x13, 0x00}, // Address mark not found Address mark not found for data field 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x04, 0x0b, 0x00, 0x00}, // Aborted command Aborted command 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x10, 0x0b, 0x14, 0x00}, // ID not found Recorded entity not found 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x40, 0x03, 0x11, 0x00}, // Uncorrectable ECC error Unrecovered read error 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x61, 0x04, 0x00, 0x00}, // Device fault Hardware error 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x84, 0x0b, 0x47, 0x00}, // Data CRC error SCSI parity error 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0xd0, 0x0b, 0x00, 0x00}, // Device busy Aborted command 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0xd1, 0x0b, 0x00, 0x00}, // Device busy Aborted command 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x37, 0x02, 0x04, 0x00}, // Unit offline Not ready 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x09, 0x02, 0x04, 0x00}, // Unrecovered disk error Not ready 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Codes for older firmware */ 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds // 3ware Error SCSI Error 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {0x51, 0x0b, 0x00, 0x00} // Unspecified Aborted command 1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Control register bit definitions */ 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_HOST_INTERRUPT 0x00080000 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_ATTENTION_INTERRUPT 0x00040000 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_MASK_COMMAND_INTERRUPT 0x00020000 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_MASK_RESPONSE_INTERRUPT 0x00010000 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_UNMASK_COMMAND_INTERRUPT 0x00008000 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_UNMASK_RESPONSE_INTERRUPT 0x00004000 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_ERROR_STATUS 0x00000200 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_ISSUE_SOFT_RESET 0x00000100 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_ENABLE_INTERRUPTS 0x00000080 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_DISABLE_INTERRUPTS 0x00000040 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_ISSUE_HOST_INTERRUPT 0x00000020 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_PARITY_ERROR 0x00800000 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_QUEUE_ERROR 0x00400000 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_PCI_ABORT 0x00100000 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_CLEAR_SBUF_WRITE_ERROR 0x00000008 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Status register bit definitions */ 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_MAJOR_VERSION_MASK 0xF0000000 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_MINOR_VERSION_MASK 0x0F000000 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_PCI_PARITY_ERROR 0x00800000 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_QUEUE_ERROR 0x00400000 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_MICROCONTROLLER_ERROR 0x00200000 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_PCI_ABORT 0x00100000 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_HOST_INTERRUPT 0x00080000 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_ATTENTION_INTERRUPT 0x00040000 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_COMMAND_INTERRUPT 0x00020000 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_RESPONSE_INTERRUPT 0x00010000 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_COMMAND_QUEUE_FULL 0x00008000 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_RESPONSE_QUEUE_EMPTY 0x00004000 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_MICROCONTROLLER_READY 0x00002000 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_COMMAND_QUEUE_EMPTY 0x00001000 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_ALL_INTERRUPTS 0x000F0000 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_CLEARABLE_BITS 0x00D00000 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_EXPECTED_BITS 0x00002000 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_UNEXPECTED_BITS 0x00F00008 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_SBUF_WRITE_ERROR 0x00000008 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_VALID_INTERRUPT 0x00DF0008 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* RESPONSE QUEUE BIT DEFINITIONS */ 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_RESPONSE_ID_MASK 0x00000FF0 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* PCI related defines */ 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IO_ADDRESS_RANGE 0x10 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_DEVICE_NAME "3ware Storage Controller" 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_VENDOR_ID (0x13C1) /* 3ware */ 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_DEVICE_ID (0x1000) /* Storage Controller */ 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_DEVICE_ID2 (0x1001) /* 7000 series controller */ 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_NUMDEVICES 2 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_PCI_CLEAR_PARITY_ERRORS 0xc100 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_PCI_CLEAR_PCI_ABORT 0x2000 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Command packet opcodes */ 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_NOP 0x0 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_INIT_CONNECTION 0x1 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_READ 0x2 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_WRITE 0x3 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_VERIFY 0x4 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_GET_PARAM 0x12 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_SET_PARAM 0x13 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_SECTOR_INFO 0x1a 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_AEN_LISTEN 0x1c 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OP_FLUSH_CACHE 0x0e 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CMD_PACKET 0x1d 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CMD_PACKET_WITH_DATA 0x1f 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Asynchronous Event Notification (AEN) Codes */ 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_QUEUE_EMPTY 0x0000 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_SOFT_RESET 0x0001 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_DEGRADED_MIRROR 0x0002 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_CONTROLLER_ERROR 0x0003 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_REBUILD_FAIL 0x0004 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_REBUILD_DONE 0x0005 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_QUEUE_FULL 0x00ff 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_TABLE_UNDEFINED 0x15 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_APORT_TIMEOUT 0x0009 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_DRIVE_ERROR 0x000A 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_SMART_FAIL 0x000F 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_SBUF_FAIL 0x0024 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Phase defines */ 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_PHASE_INITIAL 0 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_PHASE_SINGLE 1 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_PHASE_SGLIST 2 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Misc defines */ 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_ALIGNMENT_6000 64 /* 64 bytes */ 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_ALIGNMENT_7000 4 /* 4 bytes */ 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_UNITS 16 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_COMMAND_ALIGNMENT_MASK 0x1ff 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_INIT_MESSAGE_CREDITS 0x100 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_INIT_COMMAND_PACKET_SIZE 0x3 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_POLL_MAX_RETRIES 20000 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_SGL_LENGTH 62 2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_ATA_PASS_SGL_MAX 60 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_Q_LENGTH 256 2151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_Q_START 0 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_SLOT 32 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_PCI_BUSES 255 2181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_RESET_TRIES 3 2191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_UNIT_INFORMATION_TABLE_BASE 0x300 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_CMDS_PER_LUN 254 /* 254 for io, 1 for 2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds chrdev ioctl, one for 2221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds internal aen post */ 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_BLOCK_SIZE 0x200 /* 512-byte blocks */ 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IOCTL 0x80 2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_UNIT_ONLINE 1 2261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IN_INTR 1 2271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IN_RESET 2 2281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IN_CHRDEV_IOCTL 3 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_SECTORS 256 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_IOCTL_SECTORS 512 2311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_AEN_WAIT_TIME 1000 2321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IOCTL_WAIT_TIME (1 * HZ) /* 1 second */ 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_ISR_DONT_COMPLETE 2 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_ISR_DONT_RESULT 3 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IOCTL_TIMEOUT 25 /* 25 seconds */ 2361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IOCTL_CHRDEV_TIMEOUT 60 /* 60 seconds */ 2371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_IOCTL_CHRDEV_FREE -1 2381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_DMA_MASK DMA_32BIT_MASK 2391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MAX_CDB_LEN 16 2401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Bitmask macros to eliminate bitfields */ 2421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* opcode: 5, sgloffset: 3 */ 2441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_OPSGL_IN(x,y) ((x << 5) | (y & 0x1f)) 2451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_SGL_OUT(x) ((x >> 5) & 0x7) 2461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* reserved_1: 4, response_id: 8, reserved_2: 20 */ 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_RESID_OUT(x) ((x >> 4) & 0xff) 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* unit: 4, host_id: 4 */ 2511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_UNITHOST_IN(x,y) ((x << 4) | ( y & 0xf)) 2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_UNIT_OUT(x) (x & 0xf) 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Macros */ 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CONTROL_REG_ADDR(x) (x->base_addr) 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_REG_ADDR(x) (x->base_addr + 0x4) 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_COMMAND_QUEUE_REG_ADDR(x) (x->base_addr + 0x8) 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_RESPONSE_QUEUE_REG_ADDR(x) (x->base_addr + 0xC) 2591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CLEAR_ALL_INTERRUPTS(x) (outl(TW_STATUS_VALID_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 2601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CLEAR_ATTENTION_INTERRUPT(x) (outl(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 2611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_CLEAR_HOST_INTERRUPT(x) (outl(TW_CONTROL_CLEAR_HOST_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_DISABLE_INTERRUPTS(x) (outl(TW_CONTROL_DISABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x))) 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_ENABLE_AND_CLEAR_INTERRUPTS(x) (outl(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT | TW_CONTROL_UNMASK_RESPONSE_INTERRUPT | TW_CONTROL_ENABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x))) 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_MASK_COMMAND_INTERRUPT(x) (outl(TW_CONTROL_MASK_COMMAND_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_UNMASK_COMMAND_INTERRUPT(x) (outl(TW_CONTROL_UNMASK_COMMAND_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 2661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_SOFT_RESET(x) (outl(TW_CONTROL_ISSUE_SOFT_RESET | \ 2671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_CONTROL_CLEAR_HOST_INTERRUPT | \ 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_CONTROL_CLEAR_ATTENTION_INTERRUPT | \ 2691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_CONTROL_MASK_COMMAND_INTERRUPT | \ 2701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_CONTROL_MASK_RESPONSE_INTERRUPT | \ 2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_CONTROL_CLEAR_ERROR_STATUS | \ 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_CONTROL_DISABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x))) 2731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_STATUS_ERRORS(x) \ 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (((x & TW_STATUS_PCI_ABORT) || \ 2751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (x & TW_STATUS_PCI_PARITY_ERROR) || \ 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (x & TW_STATUS_QUEUE_ERROR) || \ 2771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (x & TW_STATUS_MICROCONTROLLER_ERROR)) && \ 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (x & TW_STATUS_MICROCONTROLLER_READY)) 2791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef TW_DEBUG 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define dprintk(msg...) printk(msg) 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#else 2831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define dprintk(msg...) do { } while(0) 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 2851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#pragma pack(1) 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Scatter Gather List Entry */ 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct TAG_TW_SG_Entry { 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 address; 2911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 length; 2921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_SG_Entry; 2931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef unsigned char TW_Sector[512]; 2951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Command Packet */ 2971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct TW_Command { 2981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char opcode__sgloffset; 2991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char size; 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char request_id; 3011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char unit__hostid; 3021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Second DWORD */ 3031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char status; 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char flags; 3051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds union { 3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short block_count; 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short parameter_count; 3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short message_credits; 3091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } byte6; 3101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds union { 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct { 3121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 lba; 3131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_SG_Entry sgl[TW_MAX_SGL_LENGTH]; 3141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 padding; /* pad to 512 bytes */ 3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } io; 3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct { 3171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_SG_Entry sgl[TW_MAX_SGL_LENGTH]; 3181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 padding[2]; 3191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } param; 3201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct { 3211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 response_queue_pointer; 3221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 padding[125]; 3231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } init_connection; 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct { 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char version[504]; 3261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } ioctl_miniport_version; 3271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } byte8; 3281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_Command; 3291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#pragma pack() 3311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct TAG_TW_Ioctl { 3331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char opcode; 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short table_id; 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char parameter_id; 3361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char parameter_size_bytes; 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char unit_index; 3381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char data[1]; 3391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_Ioctl; 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#pragma pack(1) 3421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Structure for new chardev ioctls */ 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct TAG_TW_New_Ioctl { 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int data_buffer_length; 3461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char padding [508]; 3471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_Command firmware_command; 3481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char data_buffer[1]; 3491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_New_Ioctl; 3501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* GetParam descriptor */ 3521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct { 3531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short table_id; 3541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char parameter_id; 3551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char parameter_size_bytes; 3561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char data[1]; 3571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_Param, *PTW_Param; 3581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Response queue */ 3601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef union TAG_TW_Response_Queue { 3611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 response_id; 3621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 value; 3631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_Response_Queue; 3641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef int TW_Cmd_State; 3661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_S_INITIAL 0x1 /* Initial state */ 3681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_S_STARTED 0x2 /* Id in use */ 3691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_S_POSTED 0x4 /* Posted to the controller */ 3701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_S_PENDING 0x8 /* Waiting to be posted in isr */ 3711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_S_COMPLETED 0x10 /* Completed by isr */ 3721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_S_FINISHED 0x20 /* I/O completely done */ 3731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define TW_START_MASK (TW_S_STARTED | TW_S_POSTED | TW_S_PENDING | TW_S_COMPLETED) 3741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Command header for ATA pass-thru */ 3761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct TAG_TW_Passthru 3771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char opcode__sgloffset; 3791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char size; 3801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char request_id; 3811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char aport__hostid; 3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char status; 3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char flags; 3841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short param; 3851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short features; 3861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short sector_count; 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short sector_num; 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short cylinder_lo; 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short cylinder_hi; 3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char drive_head; 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char command; 3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_SG_Entry sg_list[TW_ATA_PASS_SGL_MAX]; 3931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char padding[12]; 3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_Passthru; 3951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef struct TAG_TW_Device_Extension { 3971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 base_addr; 3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long *alignment_virtual_address[TW_Q_LENGTH]; 3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long alignment_physical_address[TW_Q_LENGTH]; 4001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int is_unit_present[TW_MAX_UNITS]; 4011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long *command_packet_virtual_address[TW_Q_LENGTH]; 4021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long command_packet_physical_address[TW_Q_LENGTH]; 4031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct pci_dev *tw_pci_dev; 4041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct scsi_cmnd *srb[TW_Q_LENGTH]; 4051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char free_queue[TW_Q_LENGTH]; 4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char free_head; 4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char free_tail; 4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char pending_queue[TW_Q_LENGTH]; 4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char pending_head; 4101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char pending_tail; 4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TW_Cmd_State state[TW_Q_LENGTH]; 4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 posted_request_count; 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 max_posted_request_count; 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 request_count_marked_pending; 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 pending_request_count; 4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 max_pending_request_count; 4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 max_sgl_entries; 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 sgl_entries; 4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 num_resets; 4201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 sector_count; 4211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 max_sector_count; 4221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 aen_count; 4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct Scsi_Host *host; 4241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct semaphore ioctl_sem; 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned short aen_queue[TW_Q_LENGTH]; 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char aen_head; 4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char aen_tail; 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds volatile long flags; /* long req'd for set_bit --RR */ 4291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int reset_print; 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds volatile int chrdev_request_id; 4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds wait_queue_head_t ioctl_wqueue; 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} TW_Device_Extension; 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#pragma pack() 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif /* _3W_XXXX_H */ 437