| /************************************************************************** |
| * Initio 9100 device driver for Linux. |
| * |
| * Copyright (c) 1994-1998 Initio Corporation |
| * All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; see the file COPYING. If not, write to |
| * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| * -------------------------------------------------------------------------- |
| * |
| * 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, |
| * without modification, immediately at the beginning of the file. |
| * 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. |
| * |
| * Where this Software is combined with software released under the terms of |
| * the GNU General Public License ("GPL") and the terms of the GPL would require the |
| * combined work to also be released under the terms of the GPL, the terms |
| * and conditions of this License will apply in addition to those of the |
| * GPL with the exception of any terms or conditions of this License that |
| * conflict with, or are expressly prohibited by, the GPL. |
| * |
| * 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. |
| * |
| ************************************************************************* |
| * |
| * Module: ini9100u.h |
| * Description: INI-9100U/UW LINUX device driver header |
| * Revision History: |
| * 06/18/96 Harry Chen, Initial Version 1.00A (Beta) |
| * 06/23/98 hc - v1.01k |
| * - Get it work for kernel version >= 2.1.75 |
| * 12/09/98 bv - v1.03a |
| * - Removed unused code |
| * 12/13/98 bv - v1.03b |
| * - Add spinlocks to HCS structure. |
| * 21/01/99 bv - v1.03e |
| * - Added PCI_ID structure |
| **************************************************************************/ |
| |
| #ifndef CVT_LINUX_VERSION |
| #define CVT_LINUX_VERSION(V,P,S) (((V) * 65536) + ((P) * 256) + (S)) |
| #endif |
| |
| #ifndef LINUX_VERSION_CODE |
| #include <linux/version.h> |
| #endif |
| #include <linux/types.h> |
| |
| #include "sd.h" |
| |
| extern int i91u_detect(Scsi_Host_Template *); |
| extern int i91u_release(struct Scsi_Host *); |
| extern int i91u_command(Scsi_Cmnd *); |
| extern int i91u_queue(Scsi_Cmnd *, void (*done) (Scsi_Cmnd *)); |
| extern int i91u_abort(Scsi_Cmnd *); |
| extern int i91u_reset(Scsi_Cmnd *, unsigned int); |
| extern int i91u_biosparam(Scsi_Disk *, kdev_t, int *); /*for linux v2.0 */ |
| |
| #define i91u_REVID "Initio INI-9X00U/UW SCSI device driver; Revision: 1.03g" |
| |
| #define INI9100U { \ |
| next: NULL, \ |
| module: NULL, \ |
| proc_name: "INI9100U", \ |
| proc_info: NULL, \ |
| name: i91u_REVID, \ |
| detect: i91u_detect, \ |
| release: i91u_release, \ |
| info: NULL, \ |
| command: i91u_command, \ |
| queuecommand: i91u_queue, \ |
| eh_strategy_handler: NULL, \ |
| eh_abort_handler: NULL, \ |
| eh_device_reset_handler: NULL, \ |
| eh_bus_reset_handler: NULL, \ |
| eh_host_reset_handler: NULL, \ |
| abort: i91u_abort, \ |
| reset: i91u_reset, \ |
| slave_attach: NULL, \ |
| bios_param: i91u_biosparam, \ |
| can_queue: 1, \ |
| this_id: 1, \ |
| sg_tablesize: SG_ALL, \ |
| cmd_per_lun: 1, \ |
| present: 0, \ |
| unchecked_isa_dma: 0, \ |
| use_clustering: ENABLE_CLUSTERING, \ |
| } |
| |
| #define VIRT_TO_BUS(i) (unsigned int) virt_to_bus((void *)(i)) |
| #define ULONG unsigned long |
| #define USHORT unsigned short |
| #define UCHAR unsigned char |
| #define BYTE u8 |
| #define WORD unsigned short |
| #define DWORD unsigned long |
| #define UBYTE u8 |
| #define UWORD unsigned short |
| #define UDWORD unsigned long |
| #define U32 u32 |
| |
| #ifndef NULL |
| #define NULL 0 /* zero */ |
| #endif |
| #ifndef TRUE |
| #define TRUE (1) /* boolean true */ |
| #endif |
| #ifndef FALSE |
| #define FALSE (0) /* boolean false */ |
| #endif |
| #ifndef FAILURE |
| #define FAILURE (-1) |
| #endif |
| |
| #define i91u_MAXQUEUE 2 |
| #define TOTAL_SG_ENTRY 32 |
| #define MAX_TARGETS 16 |
| #define SENSE_SIZE 14 |
| |
| #define INI_VENDOR_ID 0x1101 /* Initio's PCI vendor ID */ |
| #define DMX_VENDOR_ID 0x134a /* Domex's PCI vendor ID */ |
| #define I950_DEVICE_ID 0x9500 /* Initio's inic-950 product ID */ |
| #define I940_DEVICE_ID 0x9400 /* Initio's inic-940 product ID */ |
| #define I935_DEVICE_ID 0x9401 /* Initio's inic-935 product ID */ |
| #define I920_DEVICE_ID 0x0002 /* Initio's other product ID */ |
| |
| /************************************************************************/ |
| /* Vendor ID/Device ID Pair Structure */ |
| /************************************************************************/ |
| typedef struct PCI_ID_Struc { |
| unsigned short vendor_id; |
| unsigned short device_id; |
| } PCI_ID; |
| |
| /************************************************************************/ |
| /* Scatter-Gather Element Structure */ |
| /************************************************************************/ |
| typedef struct SG_Struc { |
| U32 SG_Ptr; /* Data Pointer */ |
| U32 SG_Len; /* Data Length */ |
| } SG; |
| |
| /*********************************************************************** |
| SCSI Control Block |
| ************************************************************************/ |
| typedef struct Scsi_Ctrl_Blk { |
| U32 SCB_InitioReserved[9]; /* 0 */ |
| |
| UBYTE SCB_Opcode; /*24 SCB command code */ |
| UBYTE SCB_Flags; /*25 SCB Flags */ |
| UBYTE SCB_Target; /*26 Target Id */ |
| UBYTE SCB_Lun; /*27 Lun */ |
| U32 SCB_BufPtr; /*28 Data Buffer Pointer */ |
| U32 SCB_BufLen; /*2C Data Allocation Length */ |
| UBYTE SCB_SGLen; /*30 SG list # */ |
| UBYTE SCB_SenseLen; /*31 Sense Allocation Length */ |
| UBYTE SCB_HaStat; /*32 */ |
| UBYTE SCB_TaStat; /*33 */ |
| UBYTE SCB_CDBLen; /*34 CDB Length */ |
| UBYTE SCB_Ident; /*35 Identify */ |
| UBYTE SCB_TagMsg; /*36 Tag Message */ |
| UBYTE SCB_TagId; /*37 Queue Tag */ |
| UBYTE SCB_CDB[12]; /*38 */ |
| U32 SCB_SGPAddr; /*44 SG List/Sense Buf phy. Addr. */ |
| U32 SCB_SensePtr; /*48 Sense data pointer */ |
| void (*SCB_Post) (BYTE *, BYTE *); /*4C POST routine */ |
| Scsi_Cmnd *SCB_Srb; /*50 SRB Pointer */ |
| SG SCB_SGList[TOTAL_SG_ENTRY]; /*54 Start of SG list */ |
| } SCB; |
| |
| /* Opcodes of SCB_Opcode */ |
| #define ExecSCSI 0x1 |
| #define BusDevRst 0x2 |
| #define AbortCmd 0x3 |
| |
| /* Bit Definition for SCB_Flags */ |
| #define SCF_DONE 0x01 |
| #define SCF_POST 0x02 |
| #define SCF_SENSE 0x04 |
| #define SCF_DIR 0x18 |
| #define SCF_NO_DCHK 0x00 |
| #define SCF_DIN 0x08 |
| #define SCF_DOUT 0x10 |
| #define SCF_NO_XF 0x18 |
| #define SCF_POLL 0x40 |
| #define SCF_SG 0x80 |
| |
| /* Error Codes for SCB_HaStat */ |
| #define HOST_SEL_TOUT 0x11 |
| #define HOST_DO_DU 0x12 |
| #define HOST_BUS_FREE 0x13 |
| #define HOST_BAD_PHAS 0x14 |
| #define HOST_INV_CMD 0x16 |
| #define HOST_SCSI_RST 0x1B |
| #define HOST_DEV_RST 0x1C |
| |
| /* Error Codes for SCB_TaStat */ |
| #define TARGET_CHKCOND 0x02 |
| #define TARGET_BUSY 0x08 |
| |
| /* Queue tag msg: Simple_quque_tag, Head_of_queue_tag, Ordered_queue_tag */ |
| #define MSG_STAG 0x20 |
| #define MSG_HTAG 0x21 |
| #define MSG_OTAG 0x22 |
| |
| /*********************************************************************** |
| Target Device Control Structure |
| **********************************************************************/ |
| |
| typedef struct Tar_Ctrl_Struc { |
| ULONG TCS_InitioReserved; /* 0 */ |
| |
| UWORD TCS_DrvFlags; /* 4 */ |
| UBYTE TCS_DrvHead; /* 6 */ |
| UBYTE TCS_DrvSector; /* 7 */ |
| } TCS; |
| |
| /*********************************************************************** |
| Target Device Control Structure |
| **********************************************************************/ |
| /* Bit Definition for TCF_DrvFlags */ |
| #define TCF_DRV_255_63 0x0400 |
| |
| /*********************************************************************** |
| Host Adapter Control Structure |
| ************************************************************************/ |
| typedef struct Ha_Ctrl_Struc { |
| UWORD HCS_Base; /* 00 */ |
| UWORD HCS_BIOS; /* 02 */ |
| UBYTE HCS_Intr; /* 04 */ |
| UBYTE HCS_SCSI_ID; /* 05 */ |
| UBYTE HCS_MaxTar; /* 06 */ |
| UBYTE HCS_NumScbs; /* 07 */ |
| |
| UBYTE HCS_Flags; /* 08 */ |
| UBYTE HCS_Index; /* 09 */ |
| UBYTE HCS_Reserved[2]; /* 0a */ |
| ULONG HCS_InitioReserved[27]; /* 0C */ |
| TCS HCS_Tcs[16]; /* 78 -> 16 Targets */ |
| Scsi_Cmnd *pSRB_head; /* SRB save queue header */ |
| Scsi_Cmnd *pSRB_tail; /* SRB save queue tail */ |
| spinlock_t HCS_AvailLock; |
| spinlock_t HCS_SemaphLock; |
| spinlock_t pSRB_lock; |
| struct pci_dev *pci_dev; |
| } HCS; |
| |
| /* Bit Definition for HCB_Flags */ |
| #define HCF_EXPECT_RESET 0x10 |
| |
| /* SCSI related definition */ |
| #define DISC_NOT_ALLOW 0x80 /* Disconnect is not allowed */ |
| #define DISC_ALLOW 0xC0 /* Disconnect is allowed */ |