diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/dpt/dpti_i2o.h | 446 | ||||
| -rw-r--r-- | drivers/scsi/dpt/dpti_ioctl.h | 139 | ||||
| -rw-r--r-- | drivers/scsi/dpt/dptsig.h | 336 | ||||
| -rw-r--r-- | drivers/scsi/dpt/osd_defs.h | 79 | ||||
| -rw-r--r-- | drivers/scsi/dpt/osd_util.h | 358 | ||||
| -rw-r--r-- | drivers/scsi/dpt/sys_info.h | 417 | ||||
| -rw-r--r-- | drivers/scsi/dpt_i2o.c | 3616 | ||||
| -rw-r--r-- | drivers/scsi/dpti.h | 335 |
8 files changed, 5726 insertions, 0 deletions
diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h new file mode 100644 index 000000000..16fc380b5 --- /dev/null +++ b/drivers/scsi/dpt/dpti_i2o.h @@ -0,0 +1,446 @@ +#ifndef _SCSI_I2O_H +#define _SCSI_I2O_H + +/* I2O kernel space accessible structures/APIs + * + * (c) Copyright 1999, 2000 Red Hat Software + * + * 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 of the License, or (at your option) any later version. + * + ************************************************************************* + * + * This header file defined the I2O APIs/structures for use by + * the I2O kernel modules. + * + */ + +#ifdef __KERNEL__ /* This file to be included by kernel only */ + +#include <linux/i2o-dev.h> + +#include <linux/notifier.h> +#include <linux/atomic.h> + + +/* + * Tunable parameters first + */ + +/* How many different OSM's are we allowing */ +#define MAX_I2O_MODULES 64 + +#define I2O_EVT_CAPABILITY_OTHER 0x01 +#define I2O_EVT_CAPABILITY_CHANGED 0x02 + +#define I2O_EVT_SENSOR_STATE_CHANGED 0x01 + +//#ifdef __KERNEL__ /* ioctl stuff only thing exported to users */ + +#define I2O_MAX_MANAGERS 4 + +/* + * I2O Interface Objects + */ + +#include <linux/wait.h> +typedef wait_queue_head_t adpt_wait_queue_head_t; +#define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait) +typedef wait_queue_entry_t adpt_wait_queue_entry_t; + +/* + * message structures + */ + +struct i2o_message +{ + u8 version_offset; + u8 flags; + u16 size; + u32 target_tid:12; + u32 init_tid:12; + u32 function:8; + u32 initiator_context; + /* List follows */ +}; + +struct adpt_device; +struct _adpt_hba; +struct i2o_device +{ + struct i2o_device *next; /* Chain */ + struct i2o_device *prev; + + char dev_name[8]; /* linux /dev name if available */ + i2o_lct_entry lct_data;/* Device LCT information */ + u32 flags; + struct proc_dir_entry* proc_entry; /* /proc dir */ + struct adpt_device *owner; + struct _adpt_hba *controller; /* Controlling IOP */ +}; + +/* + * Each I2O controller has one of these objects + */ + +struct i2o_controller +{ + char name[16]; + int unit; + int type; + int enabled; + + struct notifier_block *event_notifer; /* Events */ + atomic_t users; + struct i2o_device *devices; /* I2O device chain */ + struct i2o_controller *next; /* Controller chain */ + +}; + +/* + * I2O System table entry + */ +struct i2o_sys_tbl_entry +{ + u16 org_id; + u16 reserved1; + u32 iop_id:12; + u32 reserved2:20; + u16 seg_num:12; + u16 i2o_version:4; + u8 iop_state; + u8 msg_type; + u16 frame_size; + u16 reserved3; + u32 last_changed; + u32 iop_capabilities; + u32 inbound_low; + u32 inbound_high; +}; + +struct i2o_sys_tbl +{ + u8 num_entries; + u8 version; + u16 reserved1; + u32 change_ind; + u32 reserved2; + u32 reserved3; + struct i2o_sys_tbl_entry iops[0]; +}; + +/* + * I2O classes / subclasses + */ + +/* Class ID and Code Assignments + * (LCT.ClassID.Version field) + */ +#define I2O_CLASS_VERSION_10 0x00 +#define I2O_CLASS_VERSION_11 0x01 + +/* Class code names + * (from v1.5 Table 6-1 Class Code Assignments.) + */ + +#define I2O_CLASS_EXECUTIVE 0x000 +#define I2O_CLASS_DDM 0x001 +#define I2O_CLASS_RANDOM_BLOCK_STORAGE 0x010 +#define I2O_CLASS_SEQUENTIAL_STORAGE 0x011 +#define I2O_CLASS_LAN 0x020 +#define I2O_CLASS_WAN 0x030 +#define I2O_CLASS_FIBRE_CHANNEL_PORT 0x040 +#define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL 0x041 +#define I2O_CLASS_SCSI_PERIPHERAL 0x051 +#define I2O_CLASS_ATE_PORT 0x060 +#define I2O_CLASS_ATE_PERIPHERAL 0x061 +#define I2O_CLASS_FLOPPY_CONTROLLER 0x070 +#define I2O_CLASS_FLOPPY_DEVICE 0x071 +#define I2O_CLASS_BUS_ADAPTER_PORT 0x080 +#define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090 +#define I2O_CLASS_PEER_TRANSPORT 0x091 + +/* Rest of 0x092 - 0x09f reserved for peer-to-peer classes + */ + +#define I2O_CLASS_MATCH_ANYCLASS 0xffffffff + +/* Subclasses + */ + +#define I2O_SUBCLASS_i960 0x001 +#define I2O_SUBCLASS_HDM 0x020 +#define I2O_SUBCLASS_ISM 0x021 + +/* Operation functions */ + +#define I2O_PARAMS_FIELD_GET 0x0001 +#define I2O_PARAMS_LIST_GET 0x0002 +#define I2O_PARAMS_MORE_GET 0x0003 +#define I2O_PARAMS_SIZE_GET 0x0004 +#define I2O_PARAMS_TABLE_GET 0x0005 +#define I2O_PARAMS_FIELD_SET 0x0006 +#define I2O_PARAMS_LIST_SET 0x0007 +#define I2O_PARAMS_ROW_ADD 0x0008 +#define I2O_PARAMS_ROW_DELETE 0x0009 +#define I2O_PARAMS_TABLE_CLEAR 0x000A + +/* + * I2O serial number conventions / formats + * (circa v1.5) + */ + +#define I2O_SNFORMAT_UNKNOWN 0 +#define I2O_SNFORMAT_BINARY 1 +#define I2O_SNFORMAT_ASCII 2 +#define I2O_SNFORMAT_UNICODE 3 +#define I2O_SNFORMAT_LAN48_MAC 4 +#define I2O_SNFORMAT_WAN 5 + +/* Plus new in v2.0 (Yellowstone pdf doc) + */ + +#define I2O_SNFORMAT_LAN64_MAC 6 +#define I2O_SNFORMAT_DDM 7 +#define I2O_SNFORMAT_IEEE_REG64 8 +#define I2O_SNFORMAT_IEEE_REG128 9 +#define I2O_SNFORMAT_UNKNOWN2 0xff + +/* Transaction Reply Lists (TRL) Control Word structure */ + +#define TRL_SINGLE_FIXED_LENGTH 0x00 +#define TRL_SINGLE_VARIABLE_LENGTH 0x40 +#define TRL_MULTIPLE_FIXED_LENGTH 0x80 + +/* + * Messaging API values + */ + +#define I2O_CMD_ADAPTER_ASSIGN 0xB3 +#define I2O_CMD_ADAPTER_READ 0xB2 +#define I2O_CMD_ADAPTER_RELEASE 0xB5 +#define I2O_CMD_BIOS_INFO_SET 0xA5 +#define I2O_CMD_BOOT_DEVICE_SET 0xA7 +#define I2O_CMD_CONFIG_VALIDATE 0xBB +#define I2O_CMD_CONN_SETUP 0xCA +#define I2O_CMD_DDM_DESTROY 0xB1 +#define I2O_CMD_DDM_ENABLE 0xD5 +#define I2O_CMD_DDM_QUIESCE 0xC7 +#define I2O_CMD_DDM_RESET 0xD9 +#define I2O_CMD_DDM_SUSPEND 0xAF +#define I2O_CMD_DEVICE_ASSIGN 0xB7 +#define I2O_CMD_DEVICE_RELEASE 0xB9 +#define I2O_CMD_HRT_GET 0xA8 +#define I2O_CMD_ADAPTER_CLEAR 0xBE +#define I2O_CMD_ADAPTER_CONNECT 0xC9 +#define I2O_CMD_ADAPTER_RESET 0xBD +#define I2O_CMD_LCT_NOTIFY 0xA2 +#define I2O_CMD_OUTBOUND_INIT 0xA1 +#define I2O_CMD_PATH_ENABLE 0xD3 +#define I2O_CMD_PATH_QUIESCE 0xC5 +#define I2O_CMD_PATH_RESET 0xD7 +#define I2O_CMD_STATIC_MF_CREATE 0xDD +#define I2O_CMD_STATIC_MF_RELEASE 0xDF +#define I2O_CMD_STATUS_GET 0xA0 +#define I2O_CMD_SW_DOWNLOAD 0xA9 +#define I2O_CMD_SW_UPLOAD 0xAB +#define I2O_CMD_SW_REMOVE 0xAD +#define I2O_CMD_SYS_ENABLE 0xD1 +#define I2O_CMD_SYS_MODIFY 0xC1 +#define I2O_CMD_SYS_QUIESCE 0xC3 +#define I2O_CMD_SYS_TAB_SET 0xA3 + +#define I2O_CMD_UTIL_NOP 0x00 +#define I2O_CMD_UTIL_ABORT 0x01 +#define I2O_CMD_UTIL_CLAIM 0x09 +#define I2O_CMD_UTIL_RELEASE 0x0B +#define I2O_CMD_UTIL_PARAMS_GET 0x06 +#define I2O_CMD_UTIL_PARAMS_SET 0x05 +#define I2O_CMD_UTIL_EVT_REGISTER 0x13 +#define I2O_CMD_UTIL_EVT_ACK 0x14 +#define I2O_CMD_UTIL_CONFIG_DIALOG 0x10 +#define I2O_CMD_UTIL_DEVICE_RESERVE 0x0D +#define I2O_CMD_UTIL_DEVICE_RELEASE 0x0F +#define I2O_CMD_UTIL_LOCK 0x17 +#define I2O_CMD_UTIL_LOCK_RELEASE 0x19 +#define I2O_CMD_UTIL_REPLY_FAULT_NOTIFY 0x15 + +#define I2O_CMD_SCSI_EXEC 0x81 +#define I2O_CMD_SCSI_ABORT 0x83 +#define I2O_CMD_SCSI_BUSRESET 0x27 + +#define I2O_CMD_BLOCK_READ 0x30 +#define I2O_CMD_BLOCK_WRITE 0x31 +#define I2O_CMD_BLOCK_CFLUSH 0x37 +#define I2O_CMD_BLOCK_MLOCK 0x49 +#define I2O_CMD_BLOCK_MUNLOCK 0x4B +#define I2O_CMD_BLOCK_MMOUNT 0x41 +#define I2O_CMD_BLOCK_MEJECT 0x43 + +#define I2O_PRIVATE_MSG 0xFF + +/* + * Init Outbound Q status + */ + +#define I2O_CMD_OUTBOUND_INIT_IN_PROGRESS 0x01 +#define I2O_CMD_OUTBOUND_INIT_REJECTED 0x02 +#define I2O_CMD_OUTBOUND_INIT_FAILED 0x03 +#define I2O_CMD_OUTBOUND_INIT_COMPLETE 0x04 + +/* + * I2O Get Status State values + */ + +#define ADAPTER_STATE_INITIALIZING 0x01 +#define ADAPTER_STATE_RESET 0x02 +#define ADAPTER_STATE_HOLD 0x04 +#define ADAPTER_STATE_READY 0x05 +#define ADAPTER_STATE_OPERATIONAL 0x08 +#define ADAPTER_STATE_FAILED 0x10 +#define ADAPTER_STATE_FAULTED 0x11 + +/* I2O API function return values */ + +#define I2O_RTN_NO_ERROR 0 +#define I2O_RTN_NOT_INIT 1 +#define I2O_RTN_FREE_Q_EMPTY 2 +#define I2O_RTN_TCB_ERROR 3 +#define I2O_RTN_TRANSACTION_ERROR 4 +#define I2O_RTN_ADAPTER_ALREADY_INIT 5 +#define I2O_RTN_MALLOC_ERROR 6 +#define I2O_RTN_ADPTR_NOT_REGISTERED 7 +#define I2O_RTN_MSG_REPLY_TIMEOUT 8 +#define I2O_RTN_NO_STATUS 9 +#define I2O_RTN_NO_FIRM_VER 10 +#define I2O_RTN_NO_LINK_SPEED 11 + +/* Reply message status defines for all messages */ + +#define I2O_REPLY_STATUS_SUCCESS 0x00 +#define I2O_REPLY_STATUS_ABORT_DIRTY 0x01 +#define I2O_REPLY_STATUS_ABORT_NO_DATA_TRANSFER 0x02 +#define I2O_REPLY_STATUS_ABORT_PARTIAL_TRANSFER 0x03 +#define I2O_REPLY_STATUS_ERROR_DIRTY 0x04 +#define I2O_REPLY_STATUS_ERROR_NO_DATA_TRANSFER 0x05 +#define I2O_REPLY_STATUS_ERROR_PARTIAL_TRANSFER 0x06 +#define I2O_REPLY_STATUS_PROCESS_ABORT_DIRTY 0x08 +#define I2O_REPLY_STATUS_PROCESS_ABORT_NO_DATA_TRANSFER 0x09 +#define I2O_REPLY_STATUS_PROCESS_ABORT_PARTIAL_TRANSFER 0x0A +#define I2O_REPLY_STATUS_TRANSACTION_ERROR 0x0B +#define I2O_REPLY_STATUS_PROGRESS_REPORT 0x80 + +/* Status codes and Error Information for Parameter functions */ + +#define I2O_PARAMS_STATUS_SUCCESS 0x00 +#define I2O_PARAMS_STATUS_BAD_KEY_ABORT 0x01 +#define I2O_PARAMS_STATUS_BAD_KEY_CONTINUE 0x02 +#define I2O_PARAMS_STATUS_BUFFER_FULL 0x03 +#define I2O_PARAMS_STATUS_BUFFER_TOO_SMALL 0x04 +#define I2O_PARAMS_STATUS_FIELD_UNREADABLE 0x05 +#define I2O_PARAMS_STATUS_FIELD_UNWRITEABLE 0x06 +#define I2O_PARAMS_STATUS_INSUFFICIENT_FIELDS 0x07 +#define I2O_PARAMS_STATUS_INVALID_GROUP_ID 0x08 +#define I2O_PARAMS_STATUS_INVALID_OPERATION 0x09 +#define I2O_PARAMS_STATUS_NO_KEY_FIELD 0x0A +#define I2O_PARAMS_STATUS_NO_SUCH_FIELD 0x0B +#define I2O_PARAMS_STATUS_NON_DYNAMIC_GROUP 0x0C +#define I2O_PARAMS_STATUS_OPERATION_ERROR 0x0D +#define I2O_PARAMS_STATUS_SCALAR_ERROR 0x0E +#define I2O_PARAMS_STATUS_TABLE_ERROR 0x0F +#define I2O_PARAMS_STATUS_WRONG_GROUP_TYPE 0x10 + +/* DetailedStatusCode defines for Executive, DDM, Util and Transaction error + * messages: Table 3-2 Detailed Status Codes.*/ + +#define I2O_DSC_SUCCESS 0x0000 +#define I2O_DSC_BAD_KEY 0x0002 +#define I2O_DSC_TCL_ERROR 0x0003 +#define I2O_DSC_REPLY_BUFFER_FULL 0x0004 +#define I2O_DSC_NO_SUCH_PAGE 0x0005 +#define I2O_DSC_INSUFFICIENT_RESOURCE_SOFT 0x0006 +#define I2O_DSC_INSUFFICIENT_RESOURCE_HARD 0x0007 +#define I2O_DSC_CHAIN_BUFFER_TOO_LARGE 0x0009 +#define I2O_DSC_UNSUPPORTED_FUNCTION 0x000A +#define I2O_DSC_DEVICE_LOCKED 0x000B +#define I2O_DSC_DEVICE_RESET 0x000C +#define I2O_DSC_INAPPROPRIATE_FUNCTION 0x000D +#define I2O_DSC_INVALID_INITIATOR_ADDRESS 0x000E +#define I2O_DSC_INVALID_MESSAGE_FLAGS 0x000F +#define I2O_DSC_INVALID_OFFSET 0x0010 +#define I2O_DSC_INVALID_PARAMETER 0x0011 +#define I2O_DSC_INVALID_REQUEST 0x0012 +#define I2O_DSC_INVALID_TARGET_ADDRESS 0x0013 +#define I2O_DSC_MESSAGE_TOO_LARGE 0x0014 +#define I2O_DSC_MESSAGE_TOO_SMALL 0x0015 +#define I2O_DSC_MISSING_PARAMETER 0x0016 +#define I2O_DSC_TIMEOUT 0x0017 +#define I2O_DSC_UNKNOWN_ERROR 0x0018 +#define I2O_DSC_UNKNOWN_FUNCTION 0x0019 +#define I2O_DSC_UNSUPPORTED_VERSION 0x001A +#define I2O_DSC_DEVICE_BUSY 0x001B +#define I2O_DSC_DEVICE_NOT_AVAILABLE 0x001C + +/* Device Claim Types */ +#define I2O_CLAIM_PRIMARY 0x01000000 +#define I2O_CLAIM_MANAGEMENT 0x02000000 +#define I2O_CLAIM_AUTHORIZED 0x03000000 +#define I2O_CLAIM_SECONDARY 0x04000000 + +/* Message header defines for VersionOffset */ +#define I2OVER15 0x0001 +#define I2OVER20 0x0002 +/* Default is 1.5, FIXME: Need support for both 1.5 and 2.0 */ +#define I2OVERSION I2OVER15 +#define SGL_OFFSET_0 I2OVERSION +#define SGL_OFFSET_4 (0x0040 | I2OVERSION) +#define SGL_OFFSET_5 (0x0050 | I2OVERSION) +#define SGL_OFFSET_6 (0x0060 | I2OVERSION) +#define SGL_OFFSET_7 (0x0070 | I2OVERSION) +#define SGL_OFFSET_8 (0x0080 | I2OVERSION) +#define SGL_OFFSET_9 (0x0090 | I2OVERSION) +#define SGL_OFFSET_10 (0x00A0 | I2OVERSION) +#define SGL_OFFSET_12 (0x00C0 | I2OVERSION) + +#define TRL_OFFSET_5 (0x0050 | I2OVERSION) +#define TRL_OFFSET_6 (0x0060 | I2OVERSION) + + /* msg header defines for MsgFlags */ +#define MSG_STATIC 0x0100 +#define MSG_64BIT_CNTXT 0x0200 +#define MSG_MULTI_TRANS 0x1000 +#define MSG_FAIL 0x2000 +#define MSG_LAST 0x4000 +#define MSG_REPLY 0x8000 + + /* minimum size msg */ +#define THREE_WORD_MSG_SIZE 0x00030000 +#define FOUR_WORD_MSG_SIZE 0x00040000 +#define FIVE_WORD_MSG_SIZE 0x00050000 +#define SIX_WORD_MSG_SIZE 0x00060000 +#define SEVEN_WORD_MSG_SIZE 0x00070000 +#define EIGHT_WORD_MSG_SIZE 0x00080000 +#define NINE_WORD_MSG_SIZE 0x00090000 +#define TEN_WORD_MSG_SIZE 0x000A0000 +#define I2O_MESSAGE_SIZE(x) ((x)<<16) + + +/* Special TID Assignments */ + +#define ADAPTER_TID 0 +#define HOST_TID 1 + +#define MSG_FRAME_SIZE 128 +#define NMBR_MSG_FRAMES 128 + +#define MSG_POOL_SIZE 16384 + +#define I2O_POST_WAIT_OK 0 +#define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT + + +#endif /* __KERNEL__ */ + +#endif /* _SCSI_I2O_H */ diff --git a/drivers/scsi/dpt/dpti_ioctl.h b/drivers/scsi/dpt/dpti_ioctl.h new file mode 100644 index 000000000..f60236721 --- /dev/null +++ b/drivers/scsi/dpt/dpti_ioctl.h @@ -0,0 +1,139 @@ +/*************************************************************************** + dpti_ioctl.h - description + ------------------- + begin : Thu Sep 7 2000 + copyright : (C) 2001 by Adaptec + + See Documentation/scsi/dpti.txt for history, notes, license info + and credits + ***************************************************************************/ + +/*************************************************************************** + * * + * 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 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +/*************************************************************************** + * This file is generated from osd_unix.h * + * *************************************************************************/ + +#ifndef _dpti_ioctl_h +#define _dpti_ioctl_h + +// IOCTL interface commands + +#ifndef _IOWR +# define _IOWR(x,y,z) (((x)<<8)|y) +#endif +#ifndef _IOW +# define _IOW(x,y,z) (((x)<<8)|y) +#endif +#ifndef _IOR +# define _IOR(x,y,z) (((x)<<8)|y) +#endif +#ifndef _IO +# define _IO(x,y) (((x)<<8)|y) +#endif +/* EATA PassThrough Command */ +#define EATAUSRCMD _IOWR('D',65,EATA_CP) +/* Set Debug Level If Enabled */ +#define DPT_DEBUG _IOW('D',66,int) +/* Get Signature Structure */ +#define DPT_SIGNATURE _IOR('D',67,dpt_sig_S) +#if defined __bsdi__ +#define DPT_SIGNATURE_PACKED _IOR('D',67,dpt_sig_S_Packed) +#endif +/* Get Number Of DPT Adapters */ +#define DPT_NUMCTRLS _IOR('D',68,int) +/* Get Adapter Info Structure */ +#define DPT_CTRLINFO _IOR('D',69,CtrlInfo) +/* Get Statistics If Enabled */ +#define DPT_STATINFO _IO('D',70) +/* Clear Stats If Enabled */ +#define DPT_CLRSTAT _IO('D',71) +/* Get System Info Structure */ +#define DPT_SYSINFO _IOR('D',72,sysInfo_S) +/* Set Timeout Value */ +#define DPT_TIMEOUT _IO('D',73) +/* Get config Data */ +#define DPT_CONFIG _IO('D',74) +/* Get Blink LED Code */ +#define DPT_BLINKLED _IOR('D',75,int) +/* Get Statistical information (if available) */ +#define DPT_STATS_INFO _IOR('D',80,STATS_DATA) +/* Clear the statistical information */ +#define DPT_STATS_CLEAR _IO('D',81) +/* Get Performance metrics */ +#define DPT_PERF_INFO _IOR('D',82,dpt_perf_t) +/* Send an I2O command */ +#define I2OUSRCMD _IO('D',76) +/* Inform driver to re-acquire LCT information */ +#define I2ORESCANCMD _IO('D',77) +/* Inform driver to reset adapter */ +#define I2ORESETCMD _IO('D',78) +/* See if the target is mounted */ +#define DPT_TARGET_BUSY _IOR('D',79, TARGET_BUSY_T) + + + /* Structure Returned From Get Controller Info */ + +typedef struct { + uCHAR state; /* Operational state */ + uCHAR id; /* Host adapter SCSI id */ + int vect; /* Interrupt vector number */ + int base; /* Base I/O address */ + int njobs; /* # of jobs sent to HA */ + int qdepth; /* Controller queue depth. */ + int wakebase; /* mpx wakeup base index. */ + uINT SGsize; /* Scatter/Gather list size. */ + unsigned heads; /* heads for drives on cntlr. */ + unsigned sectors; /* sectors for drives on cntlr. */ + uCHAR do_drive32; /* Flag for Above 16 MB Ability */ + uCHAR BusQuiet; /* SCSI Bus Quiet Flag */ + char idPAL[4]; /* 4 Bytes Of The ID Pal */ + uCHAR primary; /* 1 For Primary, 0 For Secondary */ + uCHAR eataVersion; /* EATA Version */ + uINT cpLength; /* EATA Command Packet Length */ + uINT spLength; /* EATA Status Packet Length */ + uCHAR drqNum; /* DRQ Index (0,5,6,7) */ + uCHAR flag1; /* EATA Flags 1 (Byte 9) */ + uCHAR flag2; /* EATA Flags 2 (Byte 30) */ +} CtrlInfo; + +typedef struct { + uSHORT length; // Remaining length of this + uSHORT drvrHBAnum; // Relative HBA # used by the driver + uINT baseAddr; // Base I/O address + uSHORT blinkState; // Blink LED state (0=Not in blink LED) + uCHAR pciBusNum; // PCI Bus # (Optional) + uCHAR pciDeviceNum; // PCI Device # (Optional) + uSHORT hbaFlags; // Miscellaneous HBA flags + uSHORT Interrupt; // Interrupt set for this device. +# if (defined(_DPT_ARC)) + uINT baseLength; + ADAPTER_OBJECT *AdapterObject; + LARGE_INTEGER DmaLogicalAddress; + PVOID DmaVirtualAddress; + LARGE_INTEGER ReplyLogicalAddress; + PVOID ReplyVirtualAddress; +# else + uINT reserved1; // Reserved for future expansion + uINT reserved2; // Reserved for future expansion + uINT reserved3; // Reserved for future expansion +# endif +} drvrHBAinfo_S; + +typedef struct TARGET_BUSY +{ + uLONG channel; + uLONG id; + uLONG lun; + uLONG isBusy; +} TARGET_BUSY_T; + +#endif + diff --git a/drivers/scsi/dpt/dptsig.h b/drivers/scsi/dpt/dptsig.h new file mode 100644 index 000000000..a6644b332 --- /dev/null +++ b/drivers/scsi/dpt/dptsig.h @@ -0,0 +1,336 @@ +/* BSDI dptsig.h,v 1.7 1998/06/03 19:15:00 karels Exp */ + +/* + * Copyright (c) 1996-1999 Distributed Processing Technology Corporation + * All rights reserved. + * + * Redistribution and use in source form, with or without modification, are + * permitted provided that redistributions of source code must retain the + * above copyright notice, this list of conditions and the following disclaimer. + * + * This software is provided `as is' by Distributed Processing Technology 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 Distributed Processing Technology 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 + * interruptions) 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 driver software, even if advised + * of the possibility of such damage. + * + */ + +#ifndef __DPTSIG_H_ +#define __DPTSIG_H_ +#ifdef _SINIX_ADDON +#include "dpt.h" +#endif +/* DPT SIGNATURE SPEC AND HEADER FILE */ +/* Signature Version 1 (sorry no 'A') */ + +/* to make sure we are talking the same size under all OS's */ +typedef unsigned char sigBYTE; +typedef unsigned short sigWORD; +typedef unsigned int sigINT; + +/* + * use sigWORDLittleEndian for: + * dsCapabilities + * dsDeviceSupp + * dsAdapterSupp + * dsApplication + * use sigLONGLittleEndian for: + * dsOS + * so that the sig can be standardised to Little Endian + */ +#if (defined(_DPT_BIG_ENDIAN)) +# define sigWORDLittleEndian(x) ((((x)&0xFF)<<8)|(((x)>>8)&0xFF)) +# define sigLONGLittleEndian(x) \ + ((((x)&0xFF)<<24) | \ + (((x)&0xFF00)<<8) | \ + (((x)&0xFF0000L)>>8) | \ + (((x)&0xFF000000L)>>24)) +#else +# define sigWORDLittleEndian(x) (x) +# define sigLONGLittleEndian(x) (x) +#endif + +/* must make sure the structure is not word or double-word aligned */ +/* --------------------------------------------------------------- */ +/* Borland will ignore the following pragma: */ +/* Word alignment is OFF by default. If in the, IDE make */ +/* sure that Options | Compiler | Code Generation | Word Alignment */ +/* is not checked. If using BCC, do not use the -a option. */ + +#ifndef NO_PACK +#if defined (_DPT_AIX) +#pragma options align=packed +#else +#pragma pack(1) +#endif /* aix */ +#endif +/* For the Macintosh */ +#ifdef STRUCTALIGNMENTSUPPORTED +#pragma options align=mac68k +#endif + + +/* Current Signature Version - sigBYTE dsSigVersion; */ +/* ------------------------------------------------------------------ */ +#define SIG_VERSION 1 + +/* Processor Family - sigBYTE dsProcessorFamily; DISTINCT VALUES */ +/* ------------------------------------------------------------------ */ +/* What type of processor the file is meant to run on. */ +/* This will let us know whether to read sigWORDs as high/low or low/high. */ +#define PROC_INTEL 0x00 /* Intel 80x86/ia64 */ +#define PROC_MOTOROLA 0x01 /* Motorola 68K */ +#define PROC_MIPS4000 0x02 /* MIPS RISC 4000 */ +#define PROC_ALPHA 0x03 /* DEC Alpha */ +#define PROC_POWERPC 0x04 /* IBM Power PC */ +#define PROC_i960 0x05 /* Intel i960 */ +#define PROC_ULTRASPARC 0x06 /* SPARC processor */ + +/* Specific Minimim Processor - sigBYTE dsProcessor; FLAG BITS */ +/* ------------------------------------------------------------------ */ +/* Different bit definitions dependent on processor_family */ + +/* PROC_INTEL: */ +#define PROC_8086 0x01 /* Intel 8086 */ +#define PROC_286 0x02 /* Intel 80286 */ +#define PROC_386 0x04 /* Intel 80386 */ +#define PROC_486 0x08 /* Intel 80486 */ +#define PROC_PENTIUM 0x10 /* Intel 586 aka P5 aka Pentium */ +#define PROC_SEXIUM 0x20 /* Intel 686 aka P6 aka Pentium Pro or MMX */ +#define PROC_IA64 0x40 /* Intel IA64 processor */ + +/* PROC_i960: */ +#define PROC_960RX 0x01 /* Intel 80960RC/RD */ +#define PROC_960HX 0x02 /* Intel 80960HA/HD/HT */ + +/* PROC_MOTOROLA: */ +#define PROC_68000 0x01 /* Motorola 68000 */ +#define PROC_68010 0x02 /* Motorola 68010 */ +#define PROC_68020 0x04 /* Motorola 68020 */ +#define PROC_68030 0x08 /* Motorola 68030 */ +#define PROC_68040 0x10 /* Motorola 68040 */ + +/* PROC_POWERPC */ +#define PROC_PPC601 0x01 /* PowerPC 601 */ +#define PROC_PPC603 0x02 /* PowerPC 603 */ +#define PROC_PPC604 0x04 /* PowerPC 604 */ + +/* PROC_MIPS4000: */ +#define PROC_R4000 0x01 /* MIPS R4000 */ + +/* Filetype - sigBYTE dsFiletype; DISTINCT VALUES */ +/* ------------------------------------------------------------------ */ +#define FT_EXECUTABLE 0 /* Executable Program */ +#define FT_SCRIPT 1 /* Script/Batch File??? */ +#define FT_HBADRVR 2 /* HBA Driver */ +#define FT_OTHERDRVR 3 /* Other Driver */ +#define FT_IFS 4 /* Installable Filesystem Driver */ +#define FT_ENGINE 5 /* DPT Engine */ +#define FT_COMPDRVR 6 /* Compressed Driver Disk */ +#define FT_LANGUAGE 7 /* Foreign Language file */ +#define FT_FIRMWARE 8 /* Downloadable or actual Firmware */ +#define FT_COMMMODL 9 /* Communications Module */ +#define FT_INT13 10 /* INT 13 style HBA Driver */ +#define FT_HELPFILE 11 /* Help file */ +#define FT_LOGGER 12 /* Event Logger */ +#define FT_INSTALL 13 /* An Install Program */ +#define FT_LIBRARY 14 /* Storage Manager Real-Mode Calls */ +#define FT_RESOURCE 15 /* Storage Manager Resource File */ +#define FT_MODEM_DB 16 /* Storage Manager Modem Database */ + +/* Filetype flags - sigBYTE dsFiletypeFlags; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define FTF_DLL 0x01 /* Dynamic Link Library */ +#define FTF_NLM 0x02 /* Netware Loadable Module */ +#define FTF_OVERLAYS 0x04 /* Uses overlays */ +#define FTF_DEBUG 0x08 /* Debug version */ +#define FTF_TSR 0x10 /* TSR */ +#define FTF_SYS 0x20 /* DOS Loadable driver */ +#define FTF_PROTECTED 0x40 /* Runs in protected mode */ +#define FTF_APP_SPEC 0x80 /* Application Specific */ +#define FTF_ROM (FTF_SYS|FTF_TSR) /* Special Case */ + +/* OEM - sigBYTE dsOEM; DISTINCT VALUES */ +/* ------------------------------------------------------------------ */ +#define OEM_DPT 0 /* DPT */ +#define OEM_ATT 1 /* ATT */ +#define OEM_NEC 2 /* NEC */ +#define OEM_ALPHA 3 /* Alphatronix */ +#define OEM_AST 4 /* AST */ +#define OEM_OLIVETTI 5 /* Olivetti */ +#define OEM_SNI 6 /* Siemens/Nixdorf */ +#define OEM_SUN 7 /* SUN Microsystems */ + +/* Operating System - sigLONG dsOS; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define OS_DOS 0x00000001 /* PC/MS-DOS */ +#define OS_WINDOWS 0x00000002 /* Microsoft Windows 3.x */ +#define OS_WINDOWS_NT 0x00000004 /* Microsoft Windows NT */ +#define OS_OS2M 0x00000008 /* OS/2 1.2.x,MS 1.3.0,IBM 1.3.x - Monolithic */ +#define OS_OS2L 0x00000010 /* Microsoft OS/2 1.301 - LADDR */ +#define OS_OS22x 0x00000020 /* IBM OS/2 2.x */ +#define OS_NW286 0x00000040 /* Novell NetWare 286 */ +#define OS_NW386 0x00000080 /* Novell NetWare 386 */ +#define OS_GEN_UNIX 0x00000100 /* Generic Unix */ +#define OS_SCO_UNIX 0x00000200 /* SCO Unix */ +#define OS_ATT_UNIX 0x00000400 /* ATT Unix */ +#define OS_UNIXWARE 0x00000800 /* USL Unix */ +#define OS_INT_UNIX 0x00001000 /* Interactive Unix */ +#define OS_SOLARIS 0x00002000 /* SunSoft Solaris */ +#define OS_QNX 0x00004000 /* QNX for Tom Moch */ +#define OS_NEXTSTEP 0x00008000 /* NeXTSTEP/OPENSTEP/MACH */ +#define OS_BANYAN 0x00010000 /* Banyan Vines */ +#define OS_OLIVETTI_UNIX 0x00020000/* Olivetti Unix */ +#define OS_MAC_OS 0x00040000 /* Mac OS */ +#define OS_WINDOWS_95 0x00080000 /* Microsoft Windows '95 */ +#define OS_NW4x 0x00100000 /* Novell Netware 4.x */ +#define OS_BSDI_UNIX 0x00200000 /* BSDi Unix BSD/OS 2.0 and up */ +#define OS_AIX_UNIX 0x00400000 /* AIX Unix */ +#define OS_FREE_BSD 0x00800000 /* FreeBSD Unix */ +#define OS_LINUX 0x01000000 /* Linux */ +#define OS_DGUX_UNIX 0x02000000 /* Data General Unix */ +#define OS_SINIX_N 0x04000000 /* SNI SINIX-N */ +#define OS_PLAN9 0x08000000 /* ATT Plan 9 */ +#define OS_TSX 0x10000000 /* SNH TSX-32 */ + +#define OS_OTHER 0x80000000 /* Other */ + +/* Capabilities - sigWORD dsCapabilities; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define CAP_RAID0 0x0001 /* RAID-0 */ +#define CAP_RAID1 0x0002 /* RAID-1 */ +#define CAP_RAID3 0x0004 /* RAID-3 */ +#define CAP_RAID5 0x0008 /* RAID-5 */ +#define CAP_SPAN 0x0010 /* Spanning */ +#define CAP_PASS 0x0020 /* Provides passthrough */ +#define CAP_OVERLAP 0x0040 /* Passthrough supports overlapped commands */ +#define CAP_ASPI 0x0080 /* Supports ASPI Command Requests */ +#define CAP_ABOVE16MB 0x0100 /* ISA Driver supports greater than 16MB */ +#define CAP_EXTEND 0x8000 /* Extended info appears after description */ +#ifdef SNI_MIPS +#define CAP_CACHEMODE 0x1000 /* dpt_force_cache is set in driver */ +#endif + +/* Devices Supported - sigWORD dsDeviceSupp; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define DEV_DASD 0x0001 /* DASD (hard drives) */ +#define DEV_TAPE 0x0002 /* Tape drives */ +#define DEV_PRINTER 0x0004 /* Printers */ +#define DEV_PROC 0x0008 /* Processors */ +#define DEV_WORM 0x0010 /* WORM drives */ +#define DEV_CDROM 0x0020 /* CD-ROM drives */ +#define DEV_SCANNER 0x0040 /* Scanners */ +#define DEV_OPTICAL 0x0080 /* Optical Drives */ +#define DEV_JUKEBOX 0x0100 /* Jukebox */ +#define DEV_COMM 0x0200 /* Communications Devices */ +#define DEV_OTHER 0x0400 /* Other Devices */ +#define DEV_ALL 0xFFFF /* All SCSI Devices */ + +/* Adapters Families Supported - sigWORD dsAdapterSupp; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define ADF_2001 0x0001 /* PM2001 */ +#define ADF_2012A 0x0002 /* PM2012A */ +#define ADF_PLUS_ISA 0x0004 /* PM2011,PM2021 */ +#define ADF_PLUS_EISA 0x0008 /* PM2012B,PM2022 */ +#define ADF_SC3_ISA 0x0010 /* PM2021 */ +#define ADF_SC3_EISA 0x0020 /* PM2022,PM2122, etc */ +#define ADF_SC3_PCI 0x0040 /* SmartCache III PCI */ +#define ADF_SC4_ISA 0x0080 /* SmartCache IV ISA */ +#define ADF_SC4_EISA 0x0100 /* SmartCache IV EISA */ +#define ADF_SC4_PCI 0x0200 /* SmartCache IV PCI */ +#define ADF_SC5_PCI 0x0400 /* Fifth Generation I2O products */ +/* + * Combinations of products + */ +#define ADF_ALL_2000 (ADF_2001|ADF_2012A) +#define ADF_ALL_PLUS (ADF_PLUS_ISA|ADF_PLUS_EISA) +#define ADF_ALL_SC3 (ADF_SC3_ISA|ADF_SC3_EISA|ADF_SC3_PCI) +#define ADF_ALL_SC4 (ADF_SC4_ISA|ADF_SC4_EISA|ADF_SC4_PCI) +#define ADF_ALL_SC5 (ADF_SC5_PCI) +/* All EATA Cacheing Products */ +#define ADF_ALL_CACHE (ADF_ALL_PLUS|ADF_ALL_SC3|ADF_ALL_SC4) +/* All EATA Bus Mastering Products */ +#define ADF_ALL_MASTER (ADF_2012A|ADF_ALL_CACHE) +/* All EATA Adapter Products */ +#define ADF_ALL_EATA (ADF_2001|ADF_ALL_MASTER) +#define ADF_ALL ADF_ALL_EATA + +/* Application - sigWORD dsApplication; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define APP_DPTMGR 0x0001 /* DPT Storage Manager */ +#define APP_ENGINE 0x0002 /* DPT Engine */ +#define APP_SYTOS 0x0004 /* Sytron Sytos Plus */ +#define APP_CHEYENNE 0x0008 /* Cheyenne ARCServe + ARCSolo */ +#define APP_MSCDEX 0x0010 /* Microsoft CD-ROM extensions */ +#define APP_NOVABACK 0x0020 /* NovaStor Novaback */ +#define APP_AIM 0x0040 /* Archive Information Manager */ + +/* Requirements - sigBYTE dsRequirements; FLAG BITS */ +/* ------------------------------------------------------------------ */ +#define REQ_SMARTROM 0x01 /* Requires SmartROM to be present */ +#define REQ_DPTDDL 0x02 /* Requires DPTDDL.SYS to be loaded */ +#define REQ_HBA_DRIVER 0x04 /* Requires an HBA driver to be loaded */ +#define REQ_ASPI_TRAN 0x08 /* Requires an ASPI Transport Modules */ +#define REQ_ENGINE 0x10 /* Requires a DPT Engine to be loaded */ +#define REQ_COMM_ENG 0x20 /* Requires a DPT Communications Engine */ + +/* + * You may adjust dsDescription_size with an override to a value less than + * 50 so that the structure allocates less real space. + */ +#if (!defined(dsDescription_size)) +# define dsDescription_size 50 +#endif + +typedef struct dpt_sig { + char dsSignature[6]; /* ALWAYS "dPtSiG" */ + sigBYTE dsSigVersion; /* signature version (currently 1) */ + sigBYTE dsProcessorFamily; /* what type of processor */ + sigBYTE dsProcessor; /* precise processor */ + sigBYTE dsFiletype; /* type of file */ + sigBYTE dsFiletypeFlags; /* flags to specify load type, etc. */ + sigBYTE dsOEM; /* OEM file was created for */ + sigINT dsOS; /* which Operating systems */ + sigWORD dsCapabilities; /* RAID levels, etc. */ + sigWORD dsDeviceSupp; /* Types of SCSI devices supported */ + sigWORD dsAdapterSupp; /* DPT adapter families supported */ + sigWORD dsApplication; /* applications file is for */ + sigBYTE dsRequirements; /* Other driver dependencies */ + sigBYTE dsVersion; /* 1 */ + sigBYTE dsRevision; /* 'J' */ + sigBYTE dsSubRevision; /* '9' ' ' if N/A */ + sigBYTE dsMonth; /* creation month */ + sigBYTE dsDay; /* creation day */ + sigBYTE dsYear; /* creation year since 1980 (1993=13) */ + /* description (NULL terminated) */ + char dsDescription[dsDescription_size]; +} dpt_sig_S; +/* 32 bytes minimum - with no description. Put NULL at description[0] */ +/* 81 bytes maximum - with 49 character description plus NULL. */ + +/* This line added at Roycroft's request */ +/* Microsoft's NT compiler gets confused if you do a pack and don't */ +/* restore it. */ + +#ifndef NO_UNPACK +#if defined (_DPT_AIX) +#pragma options align=reset +#elif defined (UNPACK_FOUR) +#pragma pack(4) +#else +#pragma pack() +#endif /* aix */ +#endif +/* For the Macintosh */ +#ifdef STRUCTALIGNMENTSUPPORTED +#pragma options align=reset +#endif + +#endif diff --git a/drivers/scsi/dpt/osd_defs.h b/drivers/scsi/dpt/osd_defs.h new file mode 100644 index 000000000..de3ae5722 --- /dev/null +++ b/drivers/scsi/dpt/osd_defs.h @@ -0,0 +1,79 @@ +/* BSDI osd_defs.h,v 1.4 1998/06/03 19:14:58 karels Exp */ +/* + * Copyright (c) 1996-1999 Distributed Processing Technology Corporation + * All rights reserved. + * + * Redistribution and use in source form, with or without modification, are + * permitted provided that redistributions of source code must retain the + * above copyright notice, this list of conditions and the following disclaimer. + * + * This software is provided `as is' by Distributed Processing Technology 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 Distributed Processing Technology 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 + * interruptions) 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 driver software, even if advised + * of the possibility of such damage. + * + */ + +#ifndef _OSD_DEFS_H +#define _OSD_DEFS_H + +/*File - OSD_DEFS.H + **************************************************************************** + * + *Description: + * + * This file contains the OS dependent defines. This file is included + *in osd_util.h and provides the OS specific defines for that file. + * + *Copyright Distributed Processing Technology, Corp. + * 140 Candace Dr. + * Maitland, Fl. 32751 USA + * Phone: (407) 830-5522 Fax: (407) 260-5366 + * All Rights Reserved + * + *Author: Doug Anderson + *Date: 1/31/94 + * + *Editors: + * + *Remarks: + * + * + *****************************************************************************/ + + +/*Definitions - Defines & Constants ----------------------------------------- */ + + /* Define the operating system */ +#if (defined(__linux__)) +# define _DPT_LINUX +#elif (defined(__bsdi__)) +# define _DPT_BSDI +#elif (defined(__FreeBSD__)) +# define _DPT_FREE_BSD +#else +# define _DPT_SCO +#endif + +#if defined (ZIL_CURSES) +#define _DPT_CURSES +#else +#define _DPT_MOTIF +#endif + + /* Redefine 'far' to nothing - no far pointer type required in UNIX */ +#define far + + /* Define the mutually exclusive semaphore type */ +#define SEMAPHORE_T unsigned int * + /* Define a handle to a DLL */ +#define DLL_HANDLE_T unsigned int * + +#endif diff --git a/drivers/scsi/dpt/osd_util.h b/drivers/scsi/dpt/osd_util.h new file mode 100644 index 000000000..b2613c2ea --- /dev/null +++ b/drivers/scsi/dpt/osd_util.h @@ -0,0 +1,358 @@ +/* BSDI osd_util.h,v 1.8 1998/06/03 19:14:58 karels Exp */ + +/* + * Copyright (c) 1996-1999 Distributed Processing Technology Corporation + * All rights reserved. + * + * Redistribution and use in source form, with or without modification, are + * permitted provided that redistributions of source code must retain the + * above copyright notice, this list of conditions and the following disclaimer. + * + * This software is provided `as is' by Distributed Processing Technology 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 Distributed Processing Technology 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 + * interruptions) 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 driver software, even if advised + * of the possibility of such damage. + * + */ + +#ifndef __OSD_UTIL_H +#define __OSD_UTIL_H + +/*File - OSD_UTIL.H + **************************************************************************** + * + *Description: + * + * This file contains defines and function prototypes that are + *operating system dependent. The resources defined in this file + *are not specific to any particular application. + * + *Copyright Distributed Processing Technology, Corp. + * 140 Candace Dr. + * Maitland, Fl. 32751 USA + * Phone: (407) 830-5522 Fax: (407) 260-5366 + * All Rights Reserved + * + *Author: Doug Anderson + *Date: 1/7/94 + * + *Editors: + * + *Remarks: + * + * + *****************************************************************************/ + + +/*Definitions - Defines & Constants ----------------------------------------- */ + +/*----------------------------- */ +/* Operating system selections: */ +/*----------------------------- */ + +/*#define _DPT_MSDOS */ +/*#define _DPT_WIN_3X */ +/*#define _DPT_WIN_4X */ +/*#define _DPT_WIN_NT */ +/*#define _DPT_NETWARE */ +/*#define _DPT_OS2 */ +/*#define _DPT_SCO */ +/*#define _DPT_UNIXWARE */ +/*#define _DPT_SOLARIS */ +/*#define _DPT_NEXTSTEP */ +/*#define _DPT_BANYAN */ + +/*-------------------------------- */ +/* Include the OS specific defines */ +/*-------------------------------- */ + +/*#define OS_SELECTION From Above List */ +/*#define SEMAPHORE_T ??? */ +/*#define DLL_HANDLE_T ??? */ + +#if (defined(KERNEL) && (defined(__FreeBSD__) || defined(__bsdi__))) +# include "i386/isa/dpt_osd_defs.h" +#else +# include "osd_defs.h" +#endif + +#ifndef DPT_UNALIGNED + #define DPT_UNALIGNED +#endif + +#ifndef DPT_EXPORT + #define DPT_EXPORT +#endif + +#ifndef DPT_IMPORT + #define DPT_IMPORT +#endif + +#ifndef DPT_RUNTIME_IMPORT + #define DPT_RUNTIME_IMPORT DPT_IMPORT +#endif + +/*--------------------- */ +/* OS dependent defines */ +/*--------------------- */ + +#if defined (_DPT_MSDOS) || defined (_DPT_WIN_3X) + #define _DPT_16_BIT +#else + #define _DPT_32_BIT +#endif + +#if defined (_DPT_SCO) || defined (_DPT_UNIXWARE) || defined (_DPT_SOLARIS) || defined (_DPT_AIX) || defined (SNI_MIPS) || defined (_DPT_BSDI) || defined (_DPT_FREE_BSD) || defined(_DPT_LINUX) + #define _DPT_UNIX +#endif + +#if defined (_DPT_WIN_3x) || defined (_DPT_WIN_4X) || defined (_DPT_WIN_NT) \ + || defined (_DPT_OS2) + #define _DPT_DLL_SUPPORT +#endif + +#if !defined (_DPT_MSDOS) && !defined (_DPT_WIN_3X) && !defined (_DPT_NETWARE) + #define _DPT_PREEMPTIVE +#endif + +#if !defined (_DPT_MSDOS) && !defined (_DPT_WIN_3X) + #define _DPT_MULTI_THREADED +#endif + +#if !defined (_DPT_MSDOS) + #define _DPT_MULTI_TASKING +#endif + + /* These exist for platforms that */ + /* chunk when accessing mis-aligned */ + /* data */ +#if defined (SNI_MIPS) || defined (_DPT_SOLARIS) + #if defined (_DPT_BIG_ENDIAN) + #if !defined (_DPT_STRICT_ALIGN) + #define _DPT_STRICT_ALIGN + #endif + #endif +#endif + + /* Determine if in C or C++ mode */ +#ifdef __cplusplus + #define _DPT_CPP +#else + #define _DPT_C +#endif + +/*-------------------------------------------------------------------*/ +/* Under Solaris the compiler refuses to accept code like: */ +/* { {"DPT"}, 0, NULL .... }, */ +/* and complains about the {"DPT"} part by saying "cannot use { } */ +/* to initialize char*". */ +/* */ +/* By defining these ugly macros we can get around this and also */ +/* not have to copy and #ifdef large sections of code. I know that */ +/* these macros are *really* ugly, but they should help reduce */ +/* maintenance in the long run. */ +/* */ +/*-------------------------------------------------------------------*/ +#if !defined (DPTSQO) + #if defined (_DPT_SOLARIS) + #define DPTSQO + #define DPTSQC + #else + #define DPTSQO { + #define DPTSQC } + #endif /* solaris */ +#endif /* DPTSQO */ + + +/*---------------------- */ +/* OS dependent typedefs */ +/*---------------------- */ + +#if defined (_DPT_MSDOS) || defined (_DPT_SCO) + #define BYTE unsigned char + #define WORD unsigned short +#endif + +#ifndef _DPT_TYPEDEFS + #define _DPT_TYPEDEFS + typedef unsigned char uCHAR; + typedef unsigned short uSHORT; + typedef unsigned int uINT; + typedef unsigned long uLONG; + + typedef union { + uCHAR u8[4]; + uSHORT u16[2]; + uLONG u32; + } access_U; +#endif + +#if !defined (NULL) + #define NULL 0 +#endif + + +/*Prototypes - function ----------------------------------------------------- */ + +#ifdef __cplusplus + extern "C" { /* Declare all these functions as "C" functions */ +#endif + +/*------------------------ */ +/* Byte reversal functions */ +/*------------------------ */ + + /* Reverses the byte ordering of a 2 byte variable */ +#if (!defined(osdSwap2)) + uSHORT osdSwap2(DPT_UNALIGNED uSHORT *); +#endif // !osdSwap2 + + /* Reverses the byte ordering of a 4 byte variable and shifts left 8 bits */ +#if (!defined(osdSwap3)) + uLONG osdSwap3(DPT_UNALIGNED uLONG *); +#endif // !osdSwap3 + + +#ifdef _DPT_NETWARE + #include "novpass.h" /* For DPT_Bswapl() prototype */ + /* Inline the byte swap */ + #ifdef __cplusplus + inline uLONG osdSwap4(uLONG *inLong) { + return *inLong = DPT_Bswapl(*inLong); + } + #else + #define osdSwap4(inLong) DPT_Bswapl(inLong) + #endif // cplusplus +#else + /* Reverses the byte ordering of a 4 byte variable */ +# if (!defined(osdSwap4)) + uLONG osdSwap4(DPT_UNALIGNED uLONG *); +# endif // !osdSwap4 + + /* The following functions ALWAYS swap regardless of the * + * presence of DPT_BIG_ENDIAN */ + + uSHORT trueSwap2(DPT_UNALIGNED uSHORT *); + uLONG trueSwap4(DPT_UNALIGNED uLONG *); + +#endif // netware + + +/*-------------------------------------* + * Network order swap functions * + * * + * These functions/macros will be used * + * by the structure insert()/extract() * + * functions. * + * + * We will enclose all structure * + * portability modifications inside * + * #ifdefs. When we are ready, we * + * will #define DPT_PORTABLE to begin * + * using the modifications. * + *-------------------------------------*/ +uLONG netSwap4(uLONG val); + +#if defined (_DPT_BIG_ENDIAN) + +// for big-endian we need to swap + +#ifndef NET_SWAP_2 +#define NET_SWAP_2(x) (((x) >> 8) | ((x) << 8)) +#endif // NET_SWAP_2 + +#ifndef NET_SWAP_4 +#define NET_SWAP_4(x) netSwap4((x)) +#endif // NET_SWAP_4 + +#else + +// for little-endian we don't need to do anything + +#ifndef NET_SWAP_2 +#define NET_SWAP_2(x) (x) +#endif // NET_SWAP_2 + +#ifndef NET_SWAP_4 +#define NET_SWAP_4(x) (x) +#endif // NET_SWAP_4 + +#endif // big endian + + + +/*----------------------------------- */ +/* Run-time loadable module functions */ +/*----------------------------------- */ + + /* Loads the specified run-time loadable DLL */ +DLL_HANDLE_T osdLoadModule(uCHAR *); + /* Unloads the specified run-time loadable DLL */ +uSHORT osdUnloadModule(DLL_HANDLE_T); + /* Returns a pointer to a function inside a run-time loadable DLL */ +void * osdGetFnAddr(DLL_HANDLE_T,uCHAR *); + +/*--------------------------------------- */ +/* Mutually exclusive semaphore functions */ +/*--------------------------------------- */ + + /* Create a named semaphore */ +SEMAPHORE_T osdCreateNamedSemaphore(char *); + /* Create a mutually exlusive semaphore */ +SEMAPHORE_T osdCreateSemaphore(void); + /* create an event semaphore */ +SEMAPHORE_T osdCreateEventSemaphore(void); + /* create a named event semaphore */ +SEMAPHORE_T osdCreateNamedEventSemaphore(char *); + + /* Destroy the specified mutually exclusive semaphore object */ +uSHORT osdDestroySemaphore(SEMAPHORE_T); + /* Request access to the specified mutually exclusive semaphore */ +uLONG osdRequestSemaphore(SEMAPHORE_T,uLONG); + /* Release access to the specified mutually exclusive semaphore */ +uSHORT osdReleaseSemaphore(SEMAPHORE_T); + /* wait for a event to happen */ +uLONG osdWaitForEventSemaphore(SEMAPHORE_T, uLONG); + /* signal an event */ +uLONG osdSignalEventSemaphore(SEMAPHORE_T); + /* reset the event */ +uLONG osdResetEventSemaphore(SEMAPHORE_T); + +/*----------------- */ +/* Thread functions */ +/*----------------- */ + + /* Releases control to the task switcher in non-preemptive */ + /* multitasking operating systems. */ +void osdSwitchThreads(void); + + /* Starts a thread function */ +uLONG osdStartThread(void *,void *); + +/* what is my thread id */ +uLONG osdGetThreadID(void); + +/* wakes up the specifed thread */ +void osdWakeThread(uLONG); + +/* osd sleep for x milliseconds */ +void osdSleep(uLONG); + +#define DPT_THREAD_PRIORITY_LOWEST 0x00 +#define DPT_THREAD_PRIORITY_NORMAL 0x01 +#define DPT_THREAD_PRIORITY_HIGHEST 0x02 + +uCHAR osdSetThreadPriority(uLONG tid, uCHAR priority); + +#ifdef __cplusplus + } /* end the xtern "C" declaration */ +#endif + +#endif /* osd_util_h */ diff --git a/drivers/scsi/dpt/sys_info.h b/drivers/scsi/dpt/sys_info.h new file mode 100644 index 000000000..a4aa1c31f --- /dev/null +++ b/drivers/scsi/dpt/sys_info.h @@ -0,0 +1,417 @@ +/* BSDI sys_info.h,v 1.6 1998/06/03 19:14:59 karels Exp */ + +/* + * Copyright (c) 1996-1999 Distributed Processing Technology Corporation + * All rights reserved. + * + * Redistribution and use in source form, with or without modification, are + * permitted provided that redistributions of source code must retain the + * above copyright notice, this list of conditions and the following disclaimer. + * + * This software is provided `as is' by Distributed Processing Technology 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 Distributed Processing Technology 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 + * interruptions) 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 driver software, even if advised + * of the possibility of such damage. + * + */ + +#ifndef __SYS_INFO_H +#define __SYS_INFO_H + +/*File - SYS_INFO.H + **************************************************************************** + * + *Description: + * + * This file contains structure definitions for the OS dependent + *layer system information buffers. + * + *Copyright Distributed Processing Technology, Corp. + * 140 Candace Dr. + * Maitland, Fl. 32751 USA + * Phone: (407) 830-5522 Fax: (407) 260-5366 + * All Rights Reserved + * + *Author: Don Kemper + *Date: 5/10/94 + * + *Editors: + * + *Remarks: + * + * + *****************************************************************************/ + + +/*Include Files ------------------------------------------------------------- */ + +#include "osd_util.h" + +#ifndef NO_PACK +#if defined (_DPT_AIX) +#pragma options align=packed +#else +#pragma pack(1) +#endif /* aix */ +#endif // no unpack + + +/*struct - driveParam_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the drive parameters seen during + *booting. + * + *---------------------------------------------------------------------------*/ + +#ifdef __cplusplus + struct driveParam_S { +#else + typedef struct { +#endif + + uSHORT cylinders; /* Up to 1024 */ + uCHAR heads; /* Up to 255 */ + uCHAR sectors; /* Up to 63 */ + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } driveParam_S; +#endif +/*driveParam_S - end */ + + +/*struct - sysInfo_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the command system information that + *should be returned by every OS dependent layer. + * + *---------------------------------------------------------------------------*/ + +/*flags - bit definitions */ +#define SI_CMOS_Valid 0x0001 +#define SI_NumDrivesValid 0x0002 +#define SI_ProcessorValid 0x0004 +#define SI_MemorySizeValid 0x0008 +#define SI_DriveParamsValid 0x0010 +#define SI_SmartROMverValid 0x0020 +#define SI_OSversionValid 0x0040 +#define SI_OSspecificValid 0x0080 /* 1 if OS structure returned */ +#define SI_BusTypeValid 0x0100 + +#define SI_ALL_VALID 0x0FFF /* All Std SysInfo is valid */ +#define SI_NO_SmartROM 0x8000 + +/*busType - definitions */ +#define SI_ISA_BUS 0x00 +#define SI_MCA_BUS 0x01 +#define SI_EISA_BUS 0x02 +#define SI_PCI_BUS 0x04 + +#ifdef __cplusplus + struct sysInfo_S { +#else + typedef struct { +#endif + + uCHAR drive0CMOS; /* CMOS Drive 0 Type */ + uCHAR drive1CMOS; /* CMOS Drive 1 Type */ + uCHAR numDrives; /* 0040:0075 contents */ + uCHAR processorFamily; /* Same as DPTSIG's definition */ + uCHAR processorType; /* Same as DPTSIG's definition */ + uCHAR smartROMMajorVersion; + uCHAR smartROMMinorVersion; /* SmartROM version */ + uCHAR smartROMRevision; + uSHORT flags; /* See bit definitions above */ + uSHORT conventionalMemSize; /* in KB */ + uINT extendedMemSize; /* in KB */ + uINT osType; /* Same as DPTSIG's definition */ + uCHAR osMajorVersion; + uCHAR osMinorVersion; /* The OS version */ + uCHAR osRevision; +#ifdef _SINIX_ADDON + uCHAR busType; /* See defininitions above */ + uSHORT osSubRevision; + uCHAR pad[2]; /* For alignment */ +#else + uCHAR osSubRevision; + uCHAR busType; /* See defininitions above */ + uCHAR pad[3]; /* For alignment */ +#endif + driveParam_S drives[16]; /* SmartROM Logical Drives */ + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } sysInfo_S; +#endif +/*sysInfo_S - end */ + + +/*struct - DOS_Info_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the system information specific to a + *DOS workstation. + * + *---------------------------------------------------------------------------*/ + +/*flags - bit definitions */ +#define DI_DOS_HIGH 0x01 /* DOS is loaded high */ +#define DI_DPMI_VALID 0x02 /* DPMI version is valid */ + +#ifdef __cplusplus + struct DOS_Info_S { +#else + typedef struct { +#endif + + uCHAR flags; /* See bit definitions above */ + uSHORT driverLocation; /* SmartROM BIOS address */ + uSHORT DOS_version; + uSHORT DPMI_version; + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } DOS_Info_S; +#endif +/*DOS_Info_S - end */ + + +/*struct - Netware_Info_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the system information specific to a + *Netware machine. + * + *---------------------------------------------------------------------------*/ + +#ifdef __cplusplus + struct Netware_Info_S { +#else + typedef struct { +#endif + + uCHAR driverName[13]; /* ie PM12NW31.DSK */ + uCHAR serverName[48]; + uCHAR netwareVersion; /* The Netware OS version */ + uCHAR netwareSubVersion; + uCHAR netwareRevision; + uSHORT maxConnections; /* Probably 250 or 1000 */ + uSHORT connectionsInUse; + uSHORT maxVolumes; + uCHAR unused; + uCHAR SFTlevel; + uCHAR TTSlevel; + + uCHAR clibMajorVersion; /* The CLIB.NLM version */ + uCHAR clibMinorVersion; + uCHAR clibRevision; + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } Netware_Info_S; +#endif +/*Netware_Info_S - end */ + + +/*struct - OS2_Info_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the system information specific to an + *OS/2 machine. + * + *---------------------------------------------------------------------------*/ + +#ifdef __cplusplus + struct OS2_Info_S { +#else + typedef struct { +#endif + + uCHAR something; + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } OS2_Info_S; +#endif +/*OS2_Info_S - end */ + + +/*struct - WinNT_Info_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the system information specific to a + *Windows NT machine. + * + *---------------------------------------------------------------------------*/ + +#ifdef __cplusplus + struct WinNT_Info_S { +#else + typedef struct { +#endif + + uCHAR something; + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } WinNT_Info_S; +#endif +/*WinNT_Info_S - end */ + + +/*struct - SCO_Info_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the system information specific to an + *SCO UNIX machine. + * + *---------------------------------------------------------------------------*/ + +#ifdef __cplusplus + struct SCO_Info_S { +#else + typedef struct { +#endif + + uCHAR something; + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } SCO_Info_S; +#endif +/*SCO_Info_S - end */ + + +/*struct - USL_Info_S - start + *=========================================================================== + * + *Description: + * + * This structure defines the system information specific to a + *USL UNIX machine. + * + *---------------------------------------------------------------------------*/ + +#ifdef __cplusplus + struct USL_Info_S { +#else + typedef struct { +#endif + + uCHAR something; + +#ifdef __cplusplus + +//---------- Portability Additions ----------- in sp_sinfo.cpp +#ifdef DPT_PORTABLE + uSHORT netInsert(dptBuffer_S *buffer); + uSHORT netExtract(dptBuffer_S *buffer); +#endif // DPT PORTABLE +//-------------------------------------------- + + }; +#else + } USL_Info_S; +#endif +/*USL_Info_S - end */ + + + /* Restore default structure packing */ +#ifndef NO_UNPACK +#if defined (_DPT_AIX) +#pragma options align=reset +#elif defined (UNPACK_FOUR) +#pragma pack(4) +#else +#pragma pack() +#endif /* aix */ +#endif // no unpack + +#endif // __SYS_INFO_H + diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c new file mode 100644 index 000000000..37de8fb18 --- /dev/null +++ b/drivers/scsi/dpt_i2o.c @@ -0,0 +1,3616 @@ +/*************************************************************************** + dpti.c - description + ------------------- + begin : Thu Sep 7 2000 + copyright : (C) 2000 by Adaptec + + July 30, 2001 First version being submitted + for inclusion in the kernel. V2.4 + + See Documentation/scsi/dpti.txt for history, notes, license info + and credits + ***************************************************************************/ + +/*************************************************************************** + * * + * 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 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ +/*************************************************************************** + * Sat Dec 20 2003 Go Taniguchi <go@turbolinux.co.jp> + - Support 2.6 kernel and DMA-mapping + - ioctl fix for raid tools + - use schedule_timeout in long long loop + **************************************************************************/ + +/*#define DEBUG 1 */ +/*#define UARTDELAY 1 */ + +#include <linux/module.h> + +MODULE_AUTHOR("Deanna Bonds, with _lots_ of help from Mark Salyzyn"); +MODULE_DESCRIPTION("Adaptec I2O RAID Driver"); + +//////////////////////////////////////////////////////////////// + +#include <linux/ioctl.h> /* For SCSI-Passthrough */ +#include <linux/uaccess.h> + +#include <linux/stat.h> +#include <linux/slab.h> /* for kmalloc() */ +#include <linux/pci.h> /* for PCI support */ +#include <linux/proc_fs.h> +#include <linux/blkdev.h> +#include <linux/delay.h> /* for udelay */ +#include <linux/interrupt.h> +#include <linux/kernel.h> /* for printk */ +#include <linux/sched.h> +#include <linux/reboot.h> +#include <linux/spinlock.h> +#include <linux/dma-mapping.h> + +#include <linux/timer.h> +#include <linux/string.h> +#include <linux/ioport.h> +#include <linux/mutex.h> + +#include <asm/processor.h> /* for boot_cpu_data */ +#include <asm/pgtable.h> +#include <asm/io.h> /* for virt_to_bus, etc. */ + +#include <scsi/scsi.h> +#include <scsi/scsi_cmnd.h> +#include <scsi/scsi_device.h> +#include <scsi/scsi_host.h> +#include <scsi/scsi_tcq.h> + +#include "dpt/dptsig.h" +#include "dpti.h" + +/*============================================================================ + * Create a binary signature - this is read by dptsig + * Needed for our management apps + *============================================================================ + */ +static DEFINE_MUTEX(adpt_mutex); +static dpt_sig_S DPTI_sig = { + {'d', 'P', 't', 'S', 'i', 'G'}, SIG_VERSION, +#ifdef __i386__ + PROC_INTEL, PROC_386 | PROC_486 | PROC_PENTIUM | PROC_SEXIUM, +#elif defined(__ia64__) + PROC_INTEL, PROC_IA64, +#elif defined(__sparc__) + PROC_ULTRASPARC, PROC_ULTRASPARC, +#elif defined(__alpha__) + PROC_ALPHA, PROC_ALPHA, +#else + (-1),(-1), +#endif + FT_HBADRVR, 0, OEM_DPT, OS_LINUX, CAP_OVERLAP, DEV_ALL, + ADF_ALL_SC5, 0, 0, DPT_VERSION, DPT_REVISION, DPT_SUBREVISION, + DPT_MONTH, DPT_DAY, DPT_YEAR, "Adaptec Linux I2O RAID Driver" +}; + + + + +/*============================================================================ + * Globals + *============================================================================ + */ + +static DEFINE_MUTEX(adpt_configuration_lock); + +static struct i2o_sys_tbl *sys_tbl; +static dma_addr_t sys_tbl_pa; +static int sys_tbl_ind; +static int sys_tbl_len; + +static adpt_hba* hba_chain = NULL; +static int hba_count = 0; + +static struct class *adpt_sysfs_class; + +static long adpt_unlocked_ioctl(struct file *, unsigned int, unsigned long); +#ifdef CONFIG_COMPAT +static long compat_adpt_ioctl(struct file *, unsigned int, unsigned long); +#endif + +static const struct file_operations adpt_fops = { + .unlocked_ioctl = adpt_unlocked_ioctl, + .open = adpt_open, + .release = adpt_close, +#ifdef CONFIG_COMPAT + .compat_ioctl = compat_adpt_ioctl, +#endif + .llseek = noop_llseek, +}; + +/* Structures and definitions for synchronous message posting. + * See adpt_i2o_post_wait() for description + * */ +struct adpt_i2o_post_wait_data +{ + int status; + u32 id; + adpt_wait_queue_head_t *wq; + struct adpt_i2o_post_wait_data *next; +}; + +static struct adpt_i2o_post_wait_data *adpt_post_wait_queue = NULL; +static u32 adpt_post_wait_id = 0; +static DEFINE_SPINLOCK(adpt_post_wait_lock); + + +/*============================================================================ + * Functions + *============================================================================ + */ + +static inline int dpt_dma64(adpt_hba *pHba) +{ + return (sizeof(dma_addr_t) > 4 && (pHba)->dma64); +} + +static inline u32 dma_high(dma_addr_t addr) +{ + return upper_32_bits(addr); +} + +static inline u32 dma_low(dma_addr_t addr) +{ + return (u32)addr; +} + +static u8 adpt_read_blink_led(adpt_hba* host) +{ + if (host->FwDebugBLEDflag_P) { + if( readb(host->FwDebugBLEDflag_P) == 0xbc ){ + return readb(host->FwDebugBLEDvalue_P); + } + } + return 0; +} + +/*============================================================================ + * Scsi host template interface functions + *============================================================================ + */ + +#ifdef MODULE +static struct pci_device_id dptids[] = { + { PCI_DPT_VENDOR_ID, PCI_DPT_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,}, + { PCI_DPT_VENDOR_ID, PCI_DPT_RAPTOR_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,}, + { 0, } +}; +#endif + +MODULE_DEVICE_TABLE(pci,dptids); + +static int adpt_detect(struct scsi_host_template* sht) +{ + struct pci_dev *pDev = NULL; + adpt_hba *pHba; + adpt_hba *next; + + PINFO("Detecting Adaptec I2O RAID controllers...\n"); + + /* search for all Adatpec I2O RAID cards */ + while ((pDev = pci_get_device( PCI_DPT_VENDOR_ID, PCI_ANY_ID, pDev))) { + if(pDev->device == PCI_DPT_DEVICE_ID || + pDev->device == PCI_DPT_RAPTOR_DEVICE_ID){ + if(adpt_install_hba(sht, pDev) ){ + PERROR("Could not Init an I2O RAID device\n"); + PERROR("Will not try to detect others.\n"); + return hba_count-1; + } + pci_dev_get(pDev); + } + } + + /* In INIT state, Activate IOPs */ + for (pHba = hba_chain; pHba; pHba = next) { + next = pHba->next; + // Activate does get status , init outbound, and get hrt + if (adpt_i2o_activate_hba(pHba) < 0) { + adpt_i2o_delete_hba(pHba); + } + } + + + /* Active IOPs in HOLD state */ + +rebuild_sys_tab: + if (hba_chain == NULL) + return 0; + + /* + * If build_sys_table fails, we kill everything and bail + * as we can't init the IOPs w/o a system table + */ + if (adpt_i2o_build_sys_table() < 0) { + adpt_i2o_sys_shutdown(); + return 0; + } + + PDEBUG("HBA's in HOLD state\n"); + + /* If IOP don't get online, we need to rebuild the System table */ + for (pHba = hba_chain; pHba; pHba = pHba->next) { + if (adpt_i2o_online_hba(pHba) < 0) { + adpt_i2o_delete_hba(pHba); + goto rebuild_sys_tab; + } + } + + /* Active IOPs now in OPERATIONAL state */ + PDEBUG("HBA's in OPERATIONAL state\n"); + + printk("dpti: If you have a lot of devices this could take a few minutes.\n"); + for (pHba = hba_chain; pHba; pHba = next) { + next = pHba->next; + printk(KERN_INFO"%s: Reading the hardware resource table.\n", pHba->name); + if (adpt_i2o_lct_get(pHba) < 0){ + adpt_i2o_delete_hba(pHba); + continue; + } + + if (adpt_i2o_parse_lct(pHba) < 0){ + adpt_i2o_delete_hba(pHba); + continue; + } + adpt_inquiry(pHba); + } + + adpt_sysfs_class = class_create(THIS_MODULE, "dpt_i2o"); + if (IS_ERR(adpt_sysfs_class)) { + printk(KERN_WARNING"dpti: unable to create dpt_i2o class\n"); + adpt_sysfs_class = NULL; + } + + for (pHba = hba_chain; pHba; pHba = next) { + next = pHba->next; + if (adpt_scsi_host_alloc(pHba, sht) < 0){ + adpt_i2o_delete_hba(pHba); + continue; + } + pHba->initialized = TRUE; + pHba->state &= ~DPTI_STATE_RESET; + if (adpt_sysfs_class) { + struct device *dev = device_create(adpt_sysfs_class, + NULL, MKDEV(DPTI_I2O_MAJOR, pHba->unit), NULL, + "dpti%d", pHba->unit); + if (IS_ERR(dev)) { + printk(KERN_WARNING"dpti%d: unable to " + "create device in dpt_i2o class\n", + pHba->unit); + } + } + } + + // Register our control device node + // nodes will need to be created in /dev to access this + // the nodes can not be created from within the driver + if (hba_count && register_chrdev(DPTI_I2O_MAJOR, DPT_DRIVER, &adpt_fops)) { + adpt_i2o_sys_shutdown(); + return 0; + } + return hba_count; +} + + +static void adpt_release(adpt_hba *pHba) +{ + struct Scsi_Host *shost = pHba->host; + + scsi_remove_host(shost); +// adpt_i2o_quiesce_hba(pHba); + adpt_i2o_delete_hba(pHba); + scsi_host_put(shost); +} + + +static void adpt_inquiry(adpt_hba* pHba) +{ + u32 msg[17]; + u32 *mptr; + u32 *lenptr; + int direction; + int scsidir; + u32 len; + u32 reqlen; + u8* buf; + dma_addr_t addr; + u8 scb[16]; + s32 rcode; + + memset(msg, 0, sizeof(msg)); + buf = dma_alloc_coherent(&pHba->pDev->dev, 80, &addr, GFP_KERNEL); + if(!buf){ + printk(KERN_ERR"%s: Could not allocate buffer\n",pHba->name); + return; + } + memset((void*)buf, 0, 36); + + len = 36; + direction = 0x00000000; + scsidir =0x40000000; // DATA IN (iop<--dev) + + if (dpt_dma64(pHba)) + reqlen = 17; // SINGLE SGE, 64 bit + else + reqlen = 14; // SINGLE SGE, 32 bit + /* Stick the headers on */ + msg[0] = reqlen<<16 | SGL_OFFSET_12; + msg[1] = (0xff<<24|HOST_TID<<12|ADAPTER_TID); + msg[2] = 0; + msg[3] = 0; + // Adaptec/DPT Private stuff + msg[4] = I2O_CMD_SCSI_EXEC|DPT_ORGANIZATION_ID<<16; + msg[5] = ADAPTER_TID | 1<<16 /* Interpret*/; + /* Direction, disconnect ok | sense data | simple queue , CDBLen */ + // I2O_SCB_FLAG_ENABLE_DISCONNECT | + // I2O_SCB_FLAG_SIMPLE_QUEUE_TAG | + // I2O_SCB_FLAG_SENSE_DATA_IN_MESSAGE; + msg[6] = scsidir|0x20a00000| 6 /* cmd len*/; + + mptr=msg+7; + + memset(scb, 0, sizeof(scb)); + // Write SCSI command into the message - always 16 byte block + scb[0] = INQUIRY; + scb[1] = 0; + scb[2] = 0; + scb[3] = 0; + scb[4] = 36; + scb[5] = 0; + // Don't care about the rest of scb + + memcpy(mptr, scb, sizeof(scb)); + mptr+=4; + lenptr=mptr++; /* Remember me - fill in when we know */ + + /* Now fill in the SGList and command */ + *lenptr = len; + if (dpt_dma64(pHba)) { + *mptr++ = (0x7C<<24)+(2<<16)+0x02; /* Enable 64 bit */ + *mptr++ = 1 << PAGE_SHIFT; + *mptr++ = 0xD0000000|direction|len; + *mptr++ = dma_low(addr); + *mptr++ = dma_high(addr); + } else { + *mptr++ = 0xD0000000|direction|len; + *mptr++ = addr; + } + + // Send it on it's way + rcode = adpt_i2o_post_wait(pHba, msg, reqlen<<2, 120); + if (rcode != 0) { + sprintf(pHba->detail, "Adaptec I2O RAID"); + printk(KERN_INFO "%s: Inquiry Error (%d)\n",pHba->name,rcode); + if (rcode != -ETIME && rcode != -EINTR) + dma_free_coherent(&pHba->pDev->dev, 80, buf, addr); + } else { + memset(pHba->detail, 0, sizeof(pHba->detail)); + memcpy(&(pHba->detail), "Vendor: Adaptec ", 16); + memcpy(&(pHba->detail[16]), " Model: ", 8); + memcpy(&(pHba->detail[24]), (u8*) &buf[16], 16); + memcpy(&(pHba->detail[40]), " FW: ", 4); + memcpy(&(pHba->detail[44]), (u8*) &buf[32], 4); + pHba->detail[48] = '\0'; /* precautionary */ + dma_free_coherent(&pHba->pDev->dev, 80, buf, addr); + } + adpt_i2o_status_get(pHba); + return ; +} + + +static int adpt_slave_configure(struct scsi_device * device) +{ + struct Scsi_Host *host = device->host; + adpt_hba* pHba; + + pHba = (adpt_hba *) host->hostdata[0]; + + if (host->can_queue && device->tagged_supported) { + scsi_change_queue_depth(device, + host->can_queue - 1); + } + return 0; +} + +static int adpt_queue_lck(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd *)) +{ + adpt_hba* pHba = NULL; + struct adpt_device* pDev = NULL; /* dpt per device information */ + + cmd->scsi_done = done; + /* + * SCSI REQUEST_SENSE commands will be executed automatically by the + * Host Adapter for any errors, so they should not be executed + * explicitly unless the Sense Data is zero indicating that no error + * occurred. + */ + + if ((cmd->cmnd[0] == REQUEST_SENSE) && (cmd->sense_buffer[0] != 0)) { + cmd->result = (DID_OK << 16); + cmd->scsi_done(cmd); + return 0; + } + + pHba = (adpt_hba*)cmd->device->host->hostdata[0]; + if (!pHba) { + return FAILED; + } + + rmb(); + if ((pHba->state) & DPTI_STATE_RESET) + return SCSI_MLQUEUE_HOST_BUSY; + + // TODO if the cmd->device if offline then I may need to issue a bus rescan + // followed by a get_lct to see if the device is there anymore + if((pDev = (struct adpt_device*) (cmd->device->hostdata)) == NULL) { + /* + * First command request for this device. Set up a pointer + * to the device structure. This should be a TEST_UNIT_READY + * command from scan_scsis_single. + */ + if ((pDev = adpt_find_device(pHba, (u32)cmd->device->channel, (u32)cmd->device->id, cmd->device->lun)) == NULL) { + // TODO: if any luns are at this bus, scsi id then fake a TEST_UNIT_READY and INQUIRY response + // with type 7F (for all luns less than the max for this bus,id) so the lun scan will continue. + cmd->result = (DID_NO_CONNECT << 16); + cmd->scsi_done(cmd); + return 0; + } + cmd->device->hostdata = pDev; + } + pDev->pScsi_dev = cmd->device; + + /* + * If we are being called from when the device is being reset, + * delay processing of the command until later. + */ + if (pDev->state & DPTI_DEV_RESET ) { + return FAILED; + } + return adpt_scsi_to_i2o(pHba, cmd, pDev); +} + +static DEF_SCSI_QCMD(adpt_queue) + +static int adpt_bios_param(struct scsi_device *sdev, struct block_device *dev, + sector_t capacity, int geom[]) +{ + int heads=-1; + int sectors=-1; + int cylinders=-1; + + // *** First lets set the default geometry **** + + // If the capacity is less than ox2000 + if (capacity < 0x2000 ) { // floppy + heads = 18; + sectors = 2; + } + // else if between 0x2000 and 0x20000 + else if (capacity < 0x20000) { + heads = 64; + sectors = 32; + } + // else if between 0x20000 and 0x40000 + else if (capacity < 0x40000) { + heads = 65; + sectors = 63; + } + // else if between 0x4000 and 0x80000 + else if (capacity < 0x80000) { + heads = 128; + sectors = 63; + } + // else if greater than 0x80000 + else { + heads = 255; + sectors = 63; + } + cylinders = sector_div(capacity, heads * sectors); + + // Special case if CDROM + if(sdev->type == 5) { // CDROM + heads = 252; + sectors = 63; + cylinders = 1111; + } + + geom[0] = heads; + geom[1] = sectors; + geom[2] = cylinders; + + PDEBUG("adpt_bios_param: exit\n"); + return 0; +} + + +static const char *adpt_info(struct Scsi_Host *host) +{ + adpt_hba* pHba; + + pHba = (adpt_hba *) host->hostdata[0]; + return (char *) (pHba->detail); +} + +static int adpt_show_info(struct seq_file *m, struct Scsi_Host *host) +{ + struct adpt_device* d; + int id; + int chan; + adpt_hba* pHba; + int unit; + + // Find HBA (host bus adapter) we are looking for + mutex_lock(&adpt_configuration_lock); + for (pHba = hba_chain; pHba; pHba = pHba->next) { + if (pHba->host == host) { + break; /* found adapter */ + } + } + mutex_unlock(&adpt_configuration_lock); + if (pHba == NULL) { + return 0; + } + host = pHba->host; + + seq_printf(m, "Adaptec I2O RAID Driver Version: %s\n\n", DPT_I2O_VERSION); + seq_printf(m, "%s\n", pHba->detail); + seq_printf(m, "SCSI Host=scsi%d Control Node=/dev/%s irq=%d\n", + pHba->host->host_no, pHba->name, host->irq); + seq_printf(m, "\tpost fifo size = %d\n\treply fifo size = %d\n\tsg table size = %d\n\n", + host->can_queue, (int) pHba->reply_fifo_size , host->sg_tablesize); + + seq_puts(m, "Devices:\n"); + for(chan = 0; chan < MAX_CHANNEL; chan++) { + for(id = 0; id < MAX_ID; id++) { + d = pHba->channel[chan].device[id]; + while(d) { + seq_printf(m,"\t%-24.24s", d->pScsi_dev->vendor); + seq_printf(m," Rev: %-8.8s\n", d->pScsi_dev->rev); + + unit = d->pI2o_dev->lct_data.tid; + seq_printf(m, "\tTID=%d, (Channel=%d, Target=%d, Lun=%llu) (%s)\n\n", + unit, (int)d->scsi_channel, (int)d->scsi_id, d->scsi_lun, + scsi_device_online(d->pScsi_dev)? "online":"offline"); + d = d->next_lun; + } + } + } + return 0; +} + +/* + * Turn a struct scsi_cmnd * into a unique 32 bit 'context'. + */ +static u32 adpt_cmd_to_context(struct scsi_cmnd *cmd) +{ + return (u32)cmd->serial_number; +} + +/* + * Go from a u32 'context' to a struct scsi_cmnd * . + * This could probably be made more efficient. + */ +static struct scsi_cmnd * + adpt_cmd_from_context(adpt_hba * pHba, u32 context) +{ + struct scsi_cmnd * cmd; + struct scsi_device * d; + + if (context == 0) + return NULL; + + spin_unlock(pHba->host->host_lock); + shost_for_each_device(d, pHba->host) { + unsigned long flags; + spin_lock_irqsave(&d->list_lock, flags); + list_for_each_entry(cmd, &d->cmd_list, list) { + if (((u32)cmd->serial_number == context)) { + spin_unlock_irqrestore(&d->list_lock, flags); + scsi_device_put(d); + spin_lock(pHba->host->host_lock); + return cmd; + } + } + spin_unlock_irqrestore(&d->list_lock, flags); + } + spin_lock(pHba->host->host_lock); + + return NULL; +} + +/* + * Turn a pointer to ioctl reply data into an u32 'context' + */ +static u32 adpt_ioctl_to_context(adpt_hba * pHba, void *reply) +{ +#if BITS_PER_LONG == 32 + return (u32)(unsigned long)reply; +#else + ulong flags = 0; + u32 nr, i; + + spin_lock_irqsave(pHba->host->host_lock, flags); + nr = ARRAY_SIZE(pHba->ioctl_reply_context); + for (i = 0; i < nr; i++) { + if (pHba->ioctl_reply_context[i] == NULL) { + pHba->ioctl_reply_context[i] = reply; + break; + } + } + spin_unlock_irqrestore(pHba->host->host_lock, flags); + if (i >= nr) { + printk(KERN_WARNING"%s: Too many outstanding " + "ioctl commands\n", pHba->name); + return (u32)-1; + } + + return i; +#endif +} + +/* + * Go from an u32 'context' to a pointer to ioctl reply data. + */ +static void *adpt_ioctl_from_context(adpt_hba *pHba, u32 context) +{ +#if BITS_PER_LONG == 32 + return (void *)(unsigned long)context; +#else + void *p = pHba->ioctl_reply_context[context]; + pHba->ioctl_reply_context[context] = NULL; + + return p; +#endif +} + +/*=========================================================================== + * Error Handling routines + *=========================================================================== + */ + +static int adpt_abort(struct scsi_cmnd * cmd) +{ + adpt_hba* pHba = NULL; /* host bus adapter structure */ + struct adpt_device* dptdevice; /* dpt per device information */ + u32 msg[5]; + int rcode; + + if(cmd->serial_number == 0){ + return FAILED; + } + pHba = (adpt_hba*) cmd->device->host->hostdata[0]; + printk(KERN_INFO"%s: Trying to Abort\n",pHba->name); + if ((dptdevice = (void*) (cmd->device->hostdata)) == NULL) { + printk(KERN_ERR "%s: Unable to abort: No device in cmnd\n",pHba->name); + return FAILED; + } + + memset(msg, 0, sizeof(msg)); + msg[0] = FIVE_WORD_MSG_SIZE|SGL_OFFSET_0; + msg[1] = I2O_CMD_SCSI_ABORT<<24|HOST_TID<<12|dptdevice->tid; + msg[2] = 0; + msg[3]= 0; + msg[4] = adpt_cmd_to_context(cmd); + if (pHba->host) + spin_lock_irq(pHba->host->host_lock); + rcode = adpt_i2o_post_wait(pHba, msg, sizeof(msg), FOREVER); + if (pHba->host) + spin_unlock_irq(pHba->host->host_lock); + if (rcode != 0) { + if(rcode == -EOPNOTSUPP ){ + printk(KERN_INFO"%s: Abort cmd not supported\n",pHba->name); + return FAILED; + } + printk(KERN_INFO"%s: Abort failed.\n",pHba->name); + return FAILED; + } + printk(KERN_INFO"%s: Abort complete.\n",pHba->name); + return SUCCESS; +} + + +#define I2O_DEVICE_RESET 0x27 +// This is the same for BLK and SCSI devices +// NOTE this is wrong in the i2o.h definitions +// This is not currently supported by our adapter but we issue it anyway +static int adpt_device_reset(struct scsi_cmnd* cmd) +{ + adpt_hba* pHba; + u32 msg[4]; + u32 rcode; + int old_state; + struct adpt_device* d = cmd->device->hostdata; + + pHba = (void*) cmd->device->host->hostdata[0]; + printk(KERN_INFO"%s: Trying to reset device\n",pHba->name); + if (!d) { + printk(KERN_INFO"%s: Reset Device: Device Not found\n",pHba->name); + return FAILED; + } + memset(msg, 0, sizeof(msg)); + msg[0] = FOUR_WORD_MSG_SIZE|SGL_OFFSET_0; + msg[1] = (I2O_DEVICE_RESET<<24|HOST_TID<<12|d->tid); + msg[2] = 0; + msg[3] = 0; + + if (pHba->host) + spin_lock_irq(pHba->host->host_lock); + old_state = d->state; + d->state |= DPTI_DEV_RESET; + rcode = adpt_i2o_post_wait(pHba, msg,sizeof(msg), FOREVER); + d->state = old_state; + if (pHba->host) + spin_unlock_irq(pHba->host->host_lock); + if (rcode != 0) { + if(rcode == -EOPNOTSUPP ){ + printk(KERN_INFO"%s: Device reset not supported\n",pHba->name); + return FAILED; + } + printk(KERN_INFO"%s: Device reset failed\n",pHba->name); + return FAILED; + } else { + printk(KERN_INFO"%s: Device reset successful\n",pHba->name); + return SUCCESS; + } +} + + +#define I2O_HBA_BUS_RESET 0x87 +// This version of bus reset is called by the eh_error handler +static int adpt_bus_reset(struct scsi_cmnd* cmd) +{ + adpt_hba* pHba; + u32 msg[4]; + u32 rcode; + + pHba = (adpt_hba*)cmd->device->host->hostdata[0]; + memset(msg, 0, sizeof(msg)); + printk(KERN_WARNING"%s: Bus reset: SCSI Bus %d: tid: %d\n",pHba->name, cmd->device->channel,pHba->channel[cmd->device->channel].tid ); + msg[0] = FOUR_WORD_MSG_SIZE|SGL_OFFSET_0; + msg[1] = (I2O_HBA_BUS_RESET<<24|HOST_TID<<12|pHba->channel[cmd->device->channel].tid); + msg[2] = 0; + msg[3] = 0; + if (pHba->host) + spin_lock_irq(pHba->host->host_lock); + rcode = adpt_i2o_post_wait(pHba, msg,sizeof(msg), FOREVER); + if (pHba->host) + spin_unlock_irq(pHba->host->host_lock); + if (rcode != 0) { + printk(KERN_WARNING"%s: Bus reset failed.\n",pHba->name); + return FAILED; + } else { + printk(KERN_WARNING"%s: Bus reset success.\n",pHba->name); + return SUCCESS; + } +} + +// This version of reset is called by the eh_error_handler +static int __adpt_reset(struct scsi_cmnd* cmd) +{ + adpt_hba* pHba; + int rcode; + char name[32]; + + pHba = (adpt_hba*)cmd->device->host->hostdata[0]; + strncpy(name, pHba->name, sizeof(name)); + printk(KERN_WARNING"%s: Hba Reset: scsi id %d: tid: %d\n", name, cmd->device->channel, pHba->channel[cmd->device->channel].tid); + rcode = adpt_hba_reset(pHba); + if(rcode == 0){ + printk(KERN_WARNING"%s: HBA reset complete\n", name); + return SUCCESS; + } else { + printk(KERN_WARNING"%s: HBA reset failed (%x)\n", name, rcode); + return FAILED; + } +} + +static int adpt_reset(struct scsi_cmnd* cmd) +{ + int rc; + + spin_lock_irq(cmd->device->host->host_lock); + rc = __adpt_reset(cmd); + spin_unlock_irq(cmd->device->host->host_lock); + + return rc; +} + +// This version of reset is called by the ioctls and indirectly from eh_error_handler via adpt_reset +static int adpt_hba_reset(adpt_hba* pHba) +{ + int rcode; + + pHba->state |= DPTI_STATE_RESET; + + // Activate does get status , init outbound, and get hrt + if ((rcode=adpt_i2o_activate_hba(pHba)) < 0) { + printk(KERN_ERR "%s: Could not activate\n", pHba->name); + adpt_i2o_delete_hba(pHba); + return rcode; + } + + if ((rcode=adpt_i2o_build_sys_table()) < 0) { + adpt_i2o_delete_hba(pHba); + return rcode; + } + PDEBUG("%s: in HOLD state\n",pHba->name); + + if ((rcode=adpt_i2o_online_hba(pHba)) < 0) { + adpt_i2o_delete_hba(pHba); + return rcode; + } + PDEBUG("%s: in OPERATIONAL state\n",pHba->name); + + if ((rcode=adpt_i2o_lct_get(pHba)) < 0){ + adpt_i2o_delete_hba(pHba); + return rcode; + } + + if ((rcode=adpt_i2o_reparse_lct(pHba)) < 0){ + adpt_i2o_delete_hba(pHba); + return rcode; + } + pHba->state &= ~DPTI_STATE_RESET; + + adpt_fail_posted_scbs(pHba); + return 0; /* return success */ +} + +/*=========================================================================== + * + *=========================================================================== + */ + + +static void adpt_i2o_sys_shutdown(void) +{ + adpt_hba *pHba, *pNext; + struct adpt_i2o_post_wait_data *p1, *old; + + printk(KERN_INFO"Shutting down Adaptec I2O controllers.\n"); + printk(KERN_INFO" This could take a few minutes if there are many devices attached\n"); + /* Delete all IOPs from the controller chain */ + /* They should have already been released by the + * scsi-core + */ + for (pHba = hba_chain; pHba; pHba = pNext) { + pNext = pHba->next; + adpt_i2o_delete_hba(pHba); + } + + /* Remove any timedout entries from the wait queue. */ +// spin_lock_irqsave(&adpt_post_wait_lock, flags); + /* Nothing should be outstanding at this point so just + * free them + */ + for(p1 = adpt_post_wait_queue; p1;) { + old = p1; + p1 = p1->next; + kfree(old); + } +// spin_unlock_irqrestore(&adpt_post_wait_lock, flags); + adpt_post_wait_queue = NULL; + + printk(KERN_INFO "Adaptec I2O controllers down.\n"); +} + +static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) +{ + + adpt_hba* pHba = NULL; + adpt_hba* p = NULL; + ulong base_addr0_phys = 0; + ulong base_addr1_phys = 0; + u32 hba_map0_area_size = 0; + u32 hba_map1_area_size = 0; + void __iomem *base_addr_virt = NULL; + void __iomem *msg_addr_virt = NULL; + int dma64 = 0; + + int raptorFlag = FALSE; + + if(pci_enable_device(pDev)) { + return -EINVAL; + } + + if (pci_request_regions(pDev, "dpt_i2o")) { + PERROR("dpti: adpt_config_hba: pci request region failed\n"); + return -EINVAL; + } + + pci_set_master(pDev); + + /* + * See if we should enable dma64 mode. + */ + if (sizeof(dma_addr_t) > 4 && + pci_set_dma_mask(pDev, DMA_BIT_MASK(64)) == 0) { + if (dma_get_required_mask(&pDev->dev) > DMA_BIT_MASK(32)) + dma64 = 1; + } + if (!dma64 && pci_set_dma_mask(pDev, DMA_BIT_MASK(32)) != 0) + return -EINVAL; + + /* adapter only supports message blocks below 4GB */ + pci_set_consistent_dma_mask(pDev, DMA_BIT_MASK(32)); + + base_addr0_phys = pci_resource_start(pDev,0); + hba_map0_area_size = pci_resource_len(pDev,0); + + // Check if standard PCI card or single BAR Raptor + if(pDev->device == PCI_DPT_DEVICE_ID){ + if(pDev->subsystem_device >=0xc032 && pDev->subsystem_device <= 0xc03b){ + // Raptor card with this device id needs 4M + hba_map0_area_size = 0x400000; + } else { // Not Raptor - it is a PCI card + if(hba_map0_area_size > 0x100000 ){ + hba_map0_area_size = 0x100000; + } + } + } else {// Raptor split BAR config + // Use BAR1 in this configuration + base_addr1_phys = pci_resource_start(pDev,1); + hba_map1_area_size = pci_resource_len(pDev,1); + raptorFlag = TRUE; + } + +#if BITS_PER_LONG == 64 + /* + * The original Adaptec 64 bit driver has this comment here: + * "x86_64 machines need more optimal mappings" + * + * I assume some HBAs report ridiculously large mappings + * and we need to limit them on platforms with IOMMUs. + */ + if (raptorFlag == TRUE) { + if (hba_map0_area_size > 128) + hba_map0_area_size = 128; + if (hba_map1_area_size > 524288) + hba_map1_area_size = 524288; + } else { + if (hba_map0_area_size > 524288) + hba_map0_area_size = 524288; + } +#endif + + base_addr_virt = ioremap(base_addr0_phys,hba_map0_area_size); + if (!base_addr_virt) { + pci_release_regions(pDev); + PERROR("dpti: adpt_config_hba: io remap failed\n"); + return -EINVAL; + } + + if(raptorFlag == TRUE) { + msg_addr_virt = ioremap(base_addr1_phys, hba_map1_area_size ); + if (!msg_addr_virt) { + PERROR("dpti: adpt_config_hba: io remap failed on BAR1\n"); + iounmap(base_addr_virt); + pci_release_regions(pDev); + return -EINVAL; + } + } else { + msg_addr_virt = base_addr_virt; + } + + // Allocate and zero the data structure + pHba = kzalloc(sizeof(adpt_hba), GFP_KERNEL); + if (!pHba) { + if (msg_addr_virt != base_addr_virt) + iounmap(msg_addr_virt); + iounmap(base_addr_virt); + pci_release_regions(pDev); + return -ENOMEM; + } + + mutex_lock(&adpt_configuration_lock); + + if(hba_chain != NULL){ + for(p = hba_chain; p->next; p = p->next); + p->next = pHba; + } else { + hba_chain = pHba; + } + pHba->next = NULL; + pHba->unit = hba_count; + sprintf(pHba->name, "dpti%d", hba_count); + hba_count++; + + mutex_unlock(&adpt_configuration_lock); + + pHba->pDev = pDev; + pHba->base_addr_phys = base_addr0_phys; + + // Set up the Virtual Base Address of the I2O Device + pHba->base_addr_virt = base_addr_virt; + pHba->msg_addr_virt = msg_addr_virt; + pHba->irq_mask = base_addr_virt+0x30; + pHba->post_port = base_addr_virt+0x40; + pHba->reply_port = base_addr_virt+0x44; + + pHba->hrt = NULL; + pHba->lct = NULL; + pHba->lct_size = 0; + pHba->status_block = NULL; + pHba->post_count = 0; + pHba->state = DPTI_STATE_RESET; + pHba->pDev = pDev; + pHba->devices = NULL; + pHba->dma64 = dma64; + + // Initializing the spinlocks + spin_lock_init(&pHba->state_lock); + spin_lock_init(&adpt_post_wait_lock); + + if(raptorFlag == 0){ + printk(KERN_INFO "Adaptec I2O RAID controller" + " %d at %p size=%x irq=%d%s\n", + hba_count-1, base_addr_virt, + hba_map0_area_size, pDev->irq, + dma64 ? " (64-bit DMA)" : ""); + } else { + printk(KERN_INFO"Adaptec I2O RAID controller %d irq=%d%s\n", + hba_count-1, pDev->irq, + dma64 ? " (64-bit DMA)" : ""); + printk(KERN_INFO" BAR0 %p - size= %x\n",base_addr_virt,hba_map0_area_size); + printk(KERN_INFO" BAR1 %p - size= %x\n",msg_addr_virt,hba_map1_area_size); + } + + if (request_irq (pDev->irq, adpt_isr, IRQF_SHARED, pHba->name, pHba)) { + printk(KERN_ERR"%s: Couldn't register IRQ %d\n", pHba->name, pDev->irq); + adpt_i2o_delete_hba(pHba); + return -EINVAL; + } + + return 0; +} + + +static void adpt_i2o_delete_hba(adpt_hba* pHba) +{ + adpt_hba* p1; + adpt_hba* p2; + struct i2o_device* d; + struct i2o_device* next; + int i; + int j; + struct adpt_device* pDev; + struct adpt_device* pNext; + + + mutex_lock(&adpt_configuration_lock); + if(pHba->host){ + free_irq(pHba->host->irq, pHba); + } + p2 = NULL; + for( p1 = hba_chain; p1; p2 = p1,p1=p1->next){ + if(p1 == pHba) { + if(p2) { + p2->next = p1->next; + } else { + hba_chain = p1->next; + } + break; + } + } + + hba_count--; + mutex_unlock(&adpt_configuration_lock); + + iounmap(pHba->base_addr_virt); + pci_release_regions(pHba->pDev); + if(pHba->msg_addr_virt != pHba->base_addr_virt){ + iounmap(pHba->msg_addr_virt); + } + if(pHba->FwDebugBuffer_P) + iounmap(pHba->FwDebugBuffer_P); + if(pHba->hrt) { + dma_free_coherent(&pHba->pDev->dev, + pHba->hrt->num_entries * pHba->hrt->entry_len << 2, + pHba->hrt, pHba->hrt_pa); + } + if(pHba->lct) { + dma_free_coherent(&pHba->pDev->dev, pHba->lct_size, + pHba->lct, pHba->lct_pa); + } + if(pHba->status_block) { + dma_free_coherent(&pHba->pDev->dev, sizeof(i2o_status_block), + pHba->status_block, pHba->status_block_pa); + } + if(pHba->reply_pool) { + dma_free_coherent(&pHba->pDev->dev, + pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4, + pHba->reply_pool, pHba->reply_pool_pa); + } + + for(d = pHba->devices; d ; d = next){ + next = d->next; + kfree(d); + } + for(i = 0 ; i < pHba->top_scsi_channel ; i++){ + for(j = 0; j < MAX_ID; j++){ + if(pHba->channel[i].device[j] != NULL){ + for(pDev = pHba->channel[i].device[j]; pDev; pDev = pNext){ + pNext = pDev->next_lun; + kfree(pDev); + } + } + } + } + pci_dev_put(pHba->pDev); + if (adpt_sysfs_class) + device_destroy(adpt_sysfs_class, + MKDEV(DPTI_I2O_MAJOR, pHba->unit)); + kfree(pHba); + + if(hba_count <= 0){ + unregister_chrdev(DPTI_I2O_MAJOR, DPT_DRIVER); + if (adpt_sysfs_class) { + class_destroy(adpt_sysfs_class); + adpt_sysfs_class = NULL; + } + } +} + +static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun) +{ + struct adpt_device* d; + + if(chan < 0 || chan >= MAX_CHANNEL) + return NULL; + + d = pHba->channel[chan].device[id]; + if(!d || d->tid == 0) { + return NULL; + } + + /* If it is the only lun at that address then this should match*/ + if(d->scsi_lun == lun){ + return d; + } + + /* else we need to look through all the luns */ + for(d=d->next_lun ; d ; d = d->next_lun){ + if(d->scsi_lun == lun){ + return d; + } + } + return NULL; +} + + +static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout) +{ + // I used my own version of the WAIT_QUEUE_HEAD + // to handle some version differences + // When embedded in the kernel this could go back to the vanilla one + ADPT_DECLARE_WAIT_QUEUE_HEAD(adpt_wq_i2o_post); + int status = 0; + ulong flags = 0; + struct adpt_i2o_post_wait_data *p1, *p2; + struct adpt_i2o_post_wait_data *wait_data = + kmalloc(sizeof(struct adpt_i2o_post_wait_data), GFP_ATOMIC); + DECLARE_WAITQUEUE(wait, current); + + if (!wait_data) + return -ENOMEM; + + /* + * The spin locking is needed to keep anyone from playing + * with the queue pointers and id while we do the same + */ + spin_lock_irqsave(&adpt_post_wait_lock, flags); + // TODO we need a MORE unique way of getting ids + // to support async LCT get + wait_data->next = adpt_post_wait_queue; + adpt_post_wait_queue = wait_data; + adpt_post_wait_id++; + adpt_post_wait_id &= 0x7fff; + wait_data->id = adpt_post_wait_id; + spin_unlock_irqrestore(&adpt_post_wait_lock, flags); + + wait_data->wq = &adpt_wq_i2o_post; + wait_data->status = -ETIMEDOUT; + + add_wait_queue(&adpt_wq_i2o_post, &wait); + + msg[2] |= 0x80000000 | ((u32)wait_data->id); + timeout *= HZ; + if((status = adpt_i2o_post_this(pHba, msg, len)) == 0){ + set_current_state(TASK_INTERRUPTIBLE); + if(pHba->host) + spin_unlock_irq(pHba->host->host_lock); + if (!timeout) + schedule(); + else{ + timeout = schedule_timeout(timeout); + if (timeout == 0) { + // I/O issued, but cannot get result in + // specified time. Freeing resorces is + // dangerous. + status = -ETIME; + } + } + if(pHba->host) + spin_lock_irq(pHba->host->host_lock); + } + remove_wait_queue(&adpt_wq_i2o_post, &wait); + + if(status == -ETIMEDOUT){ + printk(KERN_INFO"dpti%d: POST WAIT TIMEOUT\n",pHba->unit); + // We will have to free the wait_data memory during shutdown + return status; + } + + /* Remove the entry from the queue. */ + p2 = NULL; + spin_lock_irqsave(&adpt_post_wait_lock, flags); + for(p1 = adpt_post_wait_queue; p1; p2 = p1, p1 = p1->next) { + if(p1 == wait_data) { + if(p1->status == I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION ) { + status = -EOPNOTSUPP; + } + if(p2) { + p2->next = p1->next; + } else { + adpt_post_wait_queue = p1->next; + } + break; + } + } + spin_unlock_irqrestore(&adpt_post_wait_lock, flags); + + kfree(wait_data); + + return status; +} + + +static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len) +{ + + u32 m = EMPTY_QUEUE; + u32 __iomem *msg; + ulong timeout = jiffies + 30*HZ; + do { + rmb(); + m = readl(pHba->post_port); + if (m != EMPTY_QUEUE) { + break; + } + if(time_after(jiffies,timeout)){ + printk(KERN_WARNING"dpti%d: Timeout waiting for message frame!\n", pHba->unit); + return -ETIMEDOUT; + } + schedule_timeout_uninterruptible(1); + } while(m == EMPTY_QUEUE); + + msg = pHba->msg_addr_virt + m; + memcpy_toio(msg, data, len); + wmb(); + + //post message + writel(m, pHba->post_port); + wmb(); + + return 0; +} + + +static void adpt_i2o_post_wait_complete(u32 context, int status) +{ + struct adpt_i2o_post_wait_data *p1 = NULL; + /* + * We need to search through the adpt_post_wait + * queue to see if the given message is still + * outstanding. If not, it means that the IOP + * took longer to respond to the message than we + * had allowed and timer has already expired. + * Not much we can do about that except log + * it for debug purposes, increase timeout, and recompile + * + * Lock needed to keep anyone from moving queue pointers + * around while we're looking through them. + */ + + context &= 0x7fff; + + spin_lock(&adpt_post_wait_lock); + for(p1 = adpt_post_wait_queue; p1; p1 = p1->next) { + if(p1->id == context) { + p1->status = status; + spin_unlock(&adpt_post_wait_lock); + wake_up_interruptible(p1->wq); + return; + } + } + spin_unlock(&adpt_post_wait_lock); + // If this happens we lose commands that probably really completed + printk(KERN_DEBUG"dpti: Could Not find task %d in wait queue\n",context); + printk(KERN_DEBUG" Tasks in wait queue:\n"); + for(p1 = adpt_post_wait_queue; p1; p1 = p1->next) { + printk(KERN_DEBUG" %d\n",p1->id); + } + return; +} + +static s32 adpt_i2o_reset_hba(adpt_hba* pHba) +{ + u32 msg[8]; + u8* status; + dma_addr_t addr; + u32 m = EMPTY_QUEUE ; + ulong timeout = jiffies + (TMOUT_IOPRESET*HZ); + + if(pHba->initialized == FALSE) { // First time reset should be quick + timeout = jiffies + (25*HZ); + } else { + adpt_i2o_quiesce_hba(pHba); + } + + do { + rmb(); + m = readl(pHba->post_port); + if (m != EMPTY_QUEUE) { + break; + } + if(time_after(jiffies,timeout)){ + printk(KERN_WARNING"Timeout waiting for message!\n"); + return -ETIMEDOUT; + } + schedule_timeout_uninterruptible(1); + } while (m == EMPTY_QUEUE); + + status = dma_alloc_coherent(&pHba->pDev->dev, 4, &addr, GFP_KERNEL); + if(status == NULL) { + adpt_send_nop(pHba, m); + printk(KERN_ERR"IOP reset failed - no free memory.\n"); + return -ENOMEM; + } + memset(status,0,4); + + msg[0]=EIGHT_WORD_MSG_SIZE|SGL_OFFSET_0; + msg[1]=I2O_CMD_ADAPTER_RESET<<24|HOST_TID<<12|ADAPTER_TID; + msg[2]=0; + msg[3]=0; + msg[4]=0; + msg[5]=0; + msg[6]=dma_low(addr); + msg[7]=dma_high(addr); + + memcpy_toio(pHba->msg_addr_virt+m, msg, sizeof(msg)); + wmb(); + writel(m, pHba->post_port); + wmb(); + + while(*status == 0){ + if(time_after(jiffies,timeout)){ + printk(KERN_WARNING"%s: IOP Reset Timeout\n",pHba->name); + /* We lose 4 bytes of "status" here, but we cannot + free these because controller may awake and corrupt + those bytes at any time */ + /* dma_free_coherent(&pHba->pDev->dev, 4, buf, addr); */ + return -ETIMEDOUT; + } + rmb(); + schedule_timeout_uninterruptible(1); + } + + if(*status == 0x01 /*I2O_EXEC_IOP_RESET_IN_PROGRESS*/) { + PDEBUG("%s: Reset in progress...\n", pHba->name); + // Here we wait for message frame to become available + // indicated that reset has finished + do { + rmb(); + m = readl(pHba->post_port); + if (m != EMPTY_QUEUE) { + break; + } + if(time_after(jiffies,timeout)){ + printk(KERN_ERR "%s:Timeout waiting for IOP Reset.\n",pHba->name); + /* We lose 4 bytes of "status" here, but we + cannot free these because controller may + awake and corrupt those bytes at any time */ + /* dma_free_coherent(&pHba->pDev->dev, 4, buf, addr); */ + return -ETIMEDOUT; + } + schedule_timeout_uninterruptible(1); + } while (m == EMPTY_QUEUE); + // Flush the offset + adpt_send_nop(pHba, m); + } + adpt_i2o_status_get(pHba); + if(*status == 0x02 || + pHba->status_block->iop_state != ADAPTER_STATE_RESET) { + printk(KERN_WARNING"%s: Reset reject, trying to clear\n", + pHba->name); + } else { + PDEBUG("%s: Reset completed.\n", pHba->name); + } + + dma_free_coherent(&pHba->pDev->dev, 4, status, addr); +#ifdef UARTDELAY + // This delay is to allow someone attached to the card through the debug UART to + // set up the dump levels that they want before the rest of the initialization sequence + adpt_delay(20000); +#endif + return 0; +} + + +static int adpt_i2o_parse_lct(adpt_hba* pHba) +{ + int i; + int max; + int tid; + struct i2o_device *d; + i2o_lct *lct = pHba->lct; + u8 bus_no = 0; + s16 scsi_id; + u64 scsi_lun; + u32 buf[10]; // larger than 7, or 8 ... + struct adpt_device* pDev; + + if (lct == NULL) { + printk(KERN_ERR "%s: LCT is empty???\n",pHba->name); + return -1; + } + + max = lct->table_size; + max -= 3; + max /= 9; + + for(i=0;i<max;i++) { + if( lct->lct_entry[i].user_tid != 0xfff){ + /* + * If we have hidden devices, we need to inform the upper layers about + * the possible maximum id reference to handle device access when + * an array is disassembled. This code has no other purpose but to + * allow us future access to devices that are currently hidden + * behind arrays, hotspares or have not been configured (JBOD mode). + */ + if( lct->lct_entry[i].class_id != I2O_CLASS_RANDOM_BLOCK_STORAGE && + lct->lct_entry[i].class_id != I2O_CLASS_SCSI_PERIPHERAL && + lct->lct_entry[i].class_id != I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL ){ + continue; + } + tid = lct->lct_entry[i].tid; + // I2O_DPT_DEVICE_INFO_GROUP_NO; + if(adpt_i2o_query_scalar(pHba, tid, 0x8000, -1, buf, 32)<0) { + continue; + } + bus_no = buf[0]>>16; + scsi_id = buf[1]; + scsi_lun = scsilun_to_int((struct scsi_lun *)&buf[2]); + if(bus_no >= MAX_CHANNEL) { // Something wrong skip it + printk(KERN_WARNING"%s: Channel number %d out of range \n", pHba->name, bus_no); + continue; + } + if (scsi_id >= MAX_ID){ + printk(KERN_WARNING"%s: SCSI ID %d out of range \n", pHba->name, bus_no); + continue; + } + if(bus_no > pHba->top_scsi_channel){ + pHba->top_scsi_channel = bus_no; + } + if(scsi_id > pHba->top_scsi_id){ + pHba->top_scsi_id = scsi_id; + } + if(scsi_lun > pHba->top_scsi_lun){ + pHba->top_scsi_lun = scsi_lun; + } + continue; + } + d = kmalloc(sizeof(struct i2o_device), GFP_KERNEL); + if(d==NULL) + { + printk(KERN_CRIT"%s: Out of memory for I2O device data.\n",pHba->name); + return -ENOMEM; + } + + d->controller = pHba; + d->next = NULL; + + memcpy(&d->lct_data, &lct->lct_entry[i], sizeof(i2o_lct_entry)); + + d->flags = 0; + tid = d->lct_data.tid; + adpt_i2o_report_hba_unit(pHba, d); + adpt_i2o_install_device(pHba, d); + } + bus_no = 0; + for(d = pHba->devices; d ; d = d->next) { + if(d->lct_data.class_id == I2O_CLASS_BUS_ADAPTER_PORT || + d->lct_data.class_id == I2O_CLASS_FIBRE_CHANNEL_PORT){ + tid = d->lct_data.tid; + // TODO get the bus_no from hrt-but for now they are in order + //bus_no = + if(bus_no > pHba->top_scsi_channel){ + pHba->top_scsi_channel = bus_no; + } + pHba->channel[bus_no].type = d->lct_data.class_id; + pHba->channel[bus_no].tid = tid; + if(adpt_i2o_query_scalar(pHba, tid, 0x0200, -1, buf, 28)>=0) + { + pHba->channel[bus_no].scsi_id = buf[1]; + PDEBUG("Bus %d - SCSI ID %d.\n", bus_no, buf[1]); + } + // TODO remove - this is just until we get from hrt + bus_no++; + if(bus_no >= MAX_CHANNEL) { // Something wrong skip it + printk(KERN_WARNING"%s: Channel number %d out of range - LCT\n", pHba->name, bus_no); + break; + } + } + } + + // Setup adpt_device table + for(d = pHba->devices; d ; d = d->next) { + if(d->lct_data.class_id == I2O_CLASS_RANDOM_BLOCK_STORAGE || + d->lct_data.class_id == I2O_CLASS_SCSI_PERIPHERAL || + d->lct_data.class_id == I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL ){ + + tid = d->lct_data.tid; + scsi_id = -1; + // I2O_DPT_DEVICE_INFO_GROUP_NO; + if(adpt_i2o_query_scalar(pHba, tid, 0x8000, -1, buf, 32)>=0) { + bus_no = buf[0]>>16; + scsi_id = buf[1]; + scsi_lun = scsilun_to_int((struct scsi_lun *)&buf[2]); + if(bus_no >= MAX_CHANNEL) { // Something wrong skip it + continue; + } + if (scsi_id >= MAX_ID) { + continue; + } + if( pHba->channel[bus_no].device[scsi_id] == NULL){ + pDev = kzalloc(sizeof(struct adpt_device),GFP_KERNEL); + if(pDev == NULL) { + return -ENOMEM; + } + pHba->channel[bus_no].device[scsi_id] = pDev; + } else { + for( pDev = pHba->channel[bus_no].device[scsi_id]; + pDev->next_lun; pDev = pDev->next_lun){ + } + pDev->next_lun = kzalloc(sizeof(struct adpt_device),GFP_KERNEL); + if(pDev->next_lun == NULL) { + return -ENOMEM; + } + pDev = pDev->next_lun; + } + pDev->tid = tid; + pDev->scsi_channel = bus_no; + pDev->scsi_id = scsi_id; + pDev->scsi_lun = scsi_lun; + pDev->pI2o_dev = d; + d->owner = pDev; + pDev->type = (buf[0])&0xff; + pDev->flags = (buf[0]>>8)&0xff; + if(scsi_id > pHba->top_scsi_id){ + pHba->top_scsi_id = scsi_id; + } + if(scsi_lun > pHba->top_scsi_lun){ + pHba->top_scsi_lun = scsi_lun; + } + } + if(scsi_id == -1){ + printk(KERN_WARNING"Could not find SCSI ID for %s\n", + d->lct_data.identity_tag); + } + } + } + return 0; +} + + +/* + * Each I2O controller has a chain of devices on it - these match + * the useful parts of the LCT of the board. + */ + +static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d) +{ + mutex_lock(&adpt_configuration_lock); + d->controller=pHba; + d->owner=NULL; + d->next=pHba->devices; + d->prev=NULL; + if (pHba->devices != NULL){ + pHba->devices->prev=d; + } + pHba->devices=d; + *d->dev_name = 0; + + mutex_unlock(&adpt_configuration_lock); + return 0; +} + +static int adpt_open(struct inode *inode, struct file *file) +{ + int minor; + adpt_hba* pHba; + + mutex_lock(&adpt_mutex); + //TODO check for root access + // + minor = iminor(inode); + if (minor >= hba_count) { + mutex_unlock(&adpt_mutex); + return -ENXIO; + } + mutex_lock(&adpt_configuration_lock); + for (pHba = hba_chain; pHba; pHba = pHba->next) { + if (pHba->unit == minor) { + break; /* found adapter */ + } + } + if (pHba == NULL) { + mutex_unlock(&adpt_configuration_lock); + mutex_unlock(&adpt_mutex); + return -ENXIO; + } + +// if(pHba->in_use){ + // mutex_unlock(&adpt_configuration_lock); +// return -EBUSY; +// } + + pHba->in_use = 1; + mutex_unlock(&adpt_configuration_lock); + mutex_unlock(&adpt_mutex); + + return 0; +} + +static int adpt_close(struct inode *inode, struct file *file) +{ + int minor; + adpt_hba* pHba; + + minor = iminor(inode); + if (minor >= hba_count) { + return -ENXIO; + } + mutex_lock(&adpt_configuration_lock); + for (pHba = hba_chain; pHba; pHba = pHba->next) { + if (pHba->unit == minor) { + break; /* found adapter */ + } + } + mutex_unlock(&adpt_configuration_lock); + if (pHba == NULL) { + return -ENXIO; + } + + pHba->in_use = 0; + + return 0; +} + + +static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg) +{ + u32 msg[MAX_MESSAGE_SIZE]; + u32* reply = NULL; + u32 size = 0; + u32 reply_size = 0; + u32 __user *user_msg = arg; + u32 __user * user_reply = NULL; + void **sg_list = NULL; + u32 sg_offset = 0; + u32 sg_count = 0; + int sg_index = 0; + u32 i = 0; + u32 rcode = 0; + void *p = NULL; + dma_addr_t addr; + ulong flags = 0; + + memset(&msg, 0, MAX_MESSAGE_SIZE*4); + // get user msg size in u32s + if(get_user(size, &user_msg[0])){ + return -EFAULT; + } + size = size>>16; + + user_reply = &user_msg[size]; + if(size > MAX_MESSAGE_SIZE){ + return -EFAULT; + } + size *= 4; // Convert to bytes + + /* Copy in the user's I2O command */ + if(copy_from_user(msg, user_msg, size)) { + return -EFAULT; + } + get_user(reply_size, &user_reply[0]); + reply_size = reply_size>>16; + if(reply_size > REPLY_FRAME_SIZE){ + reply_size = REPLY_FRAME_SIZE; + } + reply_size *= 4; + reply = kzalloc(REPLY_FRAME_SIZE*4, GFP_KERNEL); + if(reply == NULL) { + printk(KERN_WARNING"%s: Could not allocate reply buffer\n",pHba->name); + return -ENOMEM; + } + sg_offset = (msg[0]>>4)&0xf; + msg[2] = 0x40000000; // IOCTL context + msg[3] = adpt_ioctl_to_context(pHba, reply); + if (msg[3] == (u32)-1) { + rcode = -EBUSY; + goto free; + } + + sg_list = kcalloc(pHba->sg_tablesize, sizeof(*sg_list), GFP_KERNEL); + if (!sg_list) { + rcode = -ENOMEM; + goto free; + } + if(sg_offset) { + // TODO add 64 bit API + struct sg_simple_element *sg = (struct sg_simple_element*) (msg+sg_offset); + sg_count = (size - sg_offset*4) / sizeof(struct sg_simple_element); + if (sg_count > pHba->sg_tablesize){ + printk(KERN_DEBUG"%s:IOCTL SG List too large (%u)\n", pHba->name,sg_count); + rcode = -EINVAL; + goto free; + } + + for(i = 0; i < sg_count; i++) { + int sg_size; + + if (!(sg[i].flag_count & 0x10000000 /*I2O_SGL_FLAGS_SIMPLE_ADDRESS_ELEMENT*/)) { + printk(KERN_DEBUG"%s:Bad SG element %d - not simple (%x)\n",pHba->name,i, sg[i].flag_count); + rcode = -EINVAL; + goto cleanup; + } + sg_size = sg[i].flag_count & 0xffffff; + /* Allocate memory for the transfer */ + p = dma_alloc_coherent(&pHba->pDev->dev, sg_size, &addr, GFP_KERNEL); + if(!p) { + printk(KERN_DEBUG"%s: Could not allocate SG buffer - size = %d buffer number %d of %d\n", + pHba->name,sg_size,i,sg_count); + rcode = -ENOMEM; + goto cleanup; + } + sg_list[sg_index++] = p; // sglist indexed with input frame, not our internal frame. + /* Copy in the user's SG buffer if necessary */ + if(sg[i].flag_count & 0x04000000 /*I2O_SGL_FLAGS_DIR*/) { + // sg_simple_element API is 32 bit + if (copy_from_user(p,(void __user *)(ulong)sg[i].addr_bus, sg_size)) { + printk(KERN_DEBUG"%s: Could not copy SG buf %d FROM user\n",pHba->name,i); + rcode = -EFAULT; + goto cleanup; + } + } + /* sg_simple_element API is 32 bit, but addr < 4GB */ + sg[i].addr_bus = addr; + } + } + + do { + /* + * Stop any new commands from enterring the + * controller while processing the ioctl + */ + if (pHba->host) { + scsi_block_requests(pHba->host); + spin_lock_irqsave(pHba->host->host_lock, flags); + } + rcode = adpt_i2o_post_wait(pHba, msg, size, FOREVER); + if (rcode != 0) + printk("adpt_i2o_passthru: post wait failed %d %p\n", + rcode, reply); + if (pHba->host) { + spin_unlock_irqrestore(pHba->host->host_lock, flags); + scsi_unblock_requests(pHba->host); + } + } while (rcode == -ETIMEDOUT); + + if(rcode){ + goto cleanup; + } + + if(sg_offset) { + /* Copy back the Scatter Gather buffers back to user space */ + u32 j; + // TODO add 64 bit API + struct sg_simple_element* sg; + int sg_size; + + // re-acquire the original message to handle correctly the sg copy operation + memset(&msg, 0, MAX_MESSAGE_SIZE*4); + // get user msg size in u32s + if(get_user(size, &user_msg[0])){ + rcode = -EFAULT; + goto cleanup; + } + size = size>>16; + size *= 4; + if (size > MAX_MESSAGE_SIZE) { + rcode = -EINVAL; + goto cleanup; + } + /* Copy in the user's I2O command */ + if (copy_from_user (msg, user_msg, size)) { + rcode = -EFAULT; + goto cleanup; + } + sg_count = (size - sg_offset*4) / sizeof(struct sg_simple_element); + + // TODO add 64 bit API + sg = (struct sg_simple_element*)(msg + sg_offset); + for (j = 0; j < sg_count; j++) { + /* Copy out the SG list to user's buffer if necessary */ + if(! (sg[j].flag_count & 0x4000000 /*I2O_SGL_FLAGS_DIR*/)) { + sg_size = sg[j].flag_count & 0xffffff; + // sg_simple_element API is 32 bit + if (copy_to_user((void __user *)(ulong)sg[j].addr_bus,sg_list[j], sg_size)) { + printk(KERN_WARNING"%s: Could not copy %p TO user %x\n",pHba->name, sg_list[j], sg[j].addr_bus); + rcode = -EFAULT; + goto cleanup; + } + } + } + } + + /* Copy back the reply to user space */ + if (reply_size) { + // we wrote our own values for context - now restore the user supplied ones + if(copy_from_user(reply+2, user_msg+2, sizeof(u32)*2)) { + printk(KERN_WARNING"%s: Could not copy message context FROM user\n",pHba->name); + rcode = -EFAULT; + } + if(copy_to_user(user_reply, reply, reply_size)) { + printk(KERN_WARNING"%s: Could not copy reply TO user\n",pHba->name); + rcode = -EFAULT; + } + } + + +cleanup: + if (rcode != -ETIME && rcode != -EINTR) { + struct sg_simple_element *sg = + (struct sg_simple_element*) (msg +sg_offset); + while(sg_index) { + if(sg_list[--sg_index]) { + dma_free_coherent(&pHba->pDev->dev, + sg[sg_index].flag_count & 0xffffff, + sg_list[sg_index], + sg[sg_index].addr_bus); + } + } + } + +free: + kfree(sg_list); + kfree(reply); + return rcode; +} + +#if defined __ia64__ +static void adpt_ia64_info(sysInfo_S* si) +{ + // This is all the info we need for now + // We will add more info as our new + // managmenent utility requires it + si->processorType = PROC_IA64; +} +#endif + +#if defined __sparc__ +static void adpt_sparc_info(sysInfo_S* si) +{ + // This is all the info we need for now + // We will add more info as our new + // managmenent utility requires it + si->processorType = PROC_ULTRASPARC; +} +#endif +#if defined __alpha__ +static void adpt_alpha_info(sysInfo_S* si) +{ + // This is all the info we need for now + // We will add more info as our new + // managmenent utility requires it + si->processorType = PROC_ALPHA; +} +#endif + +#if defined __i386__ + +#include <uapi/asm/vm86.h> + +static void adpt_i386_info(sysInfo_S* si) +{ + // This is all the info we need for now + // We will add more info as our new + // managmenent utility requires it + switch (boot_cpu_data.x86) { + case CPU_386: + si->processorType = PROC_386; + break; + case CPU_486: + si->processorType = PROC_486; + break; + case CPU_586: + si->processorType = PROC_PENTIUM; + break; + default: // Just in case + si->processorType = PROC_PENTIUM; + break; + } +} +#endif + +/* + * This routine returns information about the system. This does not effect + * any logic and if the info is wrong - it doesn't matter. + */ + +/* Get all the info we can not get from kernel services */ +static int adpt_system_info(void __user *buffer) +{ + sysInfo_S si; + + memset(&si, 0, sizeof(si)); + + si.osType = OS_LINUX; + si.osMajorVersion = 0; + si.osMinorVersion = 0; + si.osRevision = 0; + si.busType = SI_PCI_BUS; + si.processorFamily = DPTI_sig.dsProcessorFamily; + +#if defined __i386__ + adpt_i386_info(&si); +#elif defined (__ia64__) + adpt_ia64_info(&si); +#elif defined(__sparc__) + adpt_sparc_info(&si); +#elif defined (__alpha__) + adpt_alpha_info(&si); +#else + si.processorType = 0xff ; +#endif + if (copy_to_user(buffer, &si, sizeof(si))){ + printk(KERN_WARNING"dpti: Could not copy buffer TO user\n"); + return -EFAULT; + } + + return 0; +} + +static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg) +{ + int minor; + int error = 0; + adpt_hba* pHba; + ulong flags = 0; + void __user *argp = (void __user *)arg; + + minor = iminor(inode); + if (minor >= DPTI_MAX_HBA){ + return -ENXIO; + } + mutex_lock(&adpt_configuration_lock); + for (pHba = hba_chain; pHba; pHba = pHba->next) { + if (pHba->unit == minor) { + break; /* found adapter */ + } + } + mutex_unlock(&adpt_configuration_lock); + if(pHba == NULL){ + return -ENXIO; + } + + while((volatile u32) pHba->state & DPTI_STATE_RESET ) + schedule_timeout_uninterruptible(2); + + switch (cmd) { + // TODO: handle 3 cases + case DPT_SIGNATURE: + if (copy_to_user(argp, &DPTI_sig, sizeof(DPTI_sig))) { + return -EFAULT; + } + break; + case I2OUSRCMD: + return adpt_i2o_passthru(pHba, argp); + + case DPT_CTRLINFO:{ + drvrHBAinfo_S HbaInfo; + +#define FLG_OSD_PCI_VALID 0x0001 +#define FLG_OSD_DMA 0x0002 +#define FLG_OSD_I2O 0x0004 + memset(&HbaInfo, 0, sizeof(HbaInfo)); + HbaInfo.drvrHBAnum = pHba->unit; + HbaInfo.baseAddr = (ulong) pHba->base_addr_phys; + HbaInfo.blinkState = adpt_read_blink_led(pHba); + HbaInfo.pciBusNum = pHba->pDev->bus->number; + HbaInfo.pciDeviceNum=PCI_SLOT(pHba->pDev->devfn); + HbaInfo.Interrupt = pHba->pDev->irq; + HbaInfo.hbaFlags = FLG_OSD_PCI_VALID | FLG_OSD_DMA | FLG_OSD_I2O; + if(copy_to_user(argp, &HbaInfo, sizeof(HbaInfo))){ + printk(KERN_WARNING"%s: Could not copy HbaInfo TO user\n",pHba->name); + return -EFAULT; + } + break; + } + case DPT_SYSINFO: + return adpt_system_info(argp); + case DPT_BLINKLED:{ + u32 value; + value = (u32)adpt_read_blink_led(pHba); + if (copy_to_user(argp, &value, sizeof(value))) { + return -EFAULT; + } + break; + } + case I2ORESETCMD: { + struct Scsi_Host *shost = pHba->host; + + if (shost) + spin_lock_irqsave(shost->host_lock, flags); + adpt_hba_reset(pHba); + if (shost) + spin_unlock_irqrestore(shost->host_lock, flags); + break; + } + case I2ORESCANCMD: + adpt_rescan(pHba); + break; + default: + return -EINVAL; + } + + return error; +} + +static long adpt_unlocked_ioctl(struct file *file, uint cmd, ulong arg) +{ + struct inode *inode; + long ret; + + inode = file_inode(file); + + mutex_lock(&adpt_mutex); + ret = adpt_ioctl(inode, file, cmd, arg); + mutex_unlock(&adpt_mutex); + + return ret; +} + +#ifdef CONFIG_COMPAT +static long compat_adpt_ioctl(struct file *file, + unsigned int cmd, unsigned long arg) +{ + struct inode *inode; + long ret; + + inode = file_inode(file); + + mutex_lock(&adpt_mutex); + + switch(cmd) { + case DPT_SIGNATURE: + case I2OUSRCMD: + case DPT_CTRLINFO: + case DPT_SYSINFO: + case DPT_BLINKLED: + case I2ORESETCMD: + case I2ORESCANCMD: + case (DPT_TARGET_BUSY & 0xFFFF): + case DPT_TARGET_BUSY: + ret = adpt_ioctl(inode, file, cmd, arg); + break; + default: + ret = -ENOIOCTLCMD; + } + + mutex_unlock(&adpt_mutex); + + return ret; +} +#endif + +static irqreturn_t adpt_isr(int irq, void *dev_id) +{ + struct scsi_cmnd* cmd; + adpt_hba* pHba = dev_id; + u32 m; + void __iomem *reply; + u32 status=0; + u32 context; + ulong flags = 0; + int handled = 0; + + if (pHba == NULL){ + printk(KERN_WARNING"adpt_isr: NULL dev_id\n"); + return IRQ_NONE; + } + if(pHba->host) + spin_lock_irqsave(pHba->host->host_lock, flags); + + while( readl(pHba->irq_mask) & I2O_INTERRUPT_PENDING_B) { + m = readl(pHba->reply_port); + if(m == EMPTY_QUEUE){ + // Try twice then give up + rmb(); + m = readl(pHba->reply_port); + if(m == EMPTY_QUEUE){ + // This really should not happen + printk(KERN_ERR"dpti: Could not get reply frame\n"); + goto out; + } + } + if (pHba->reply_pool_pa <= m && + m < pHba->reply_pool_pa + + (pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4)) { + reply = (u8 *)pHba->reply_pool + + (m - pHba->reply_pool_pa); + } else { + /* Ick, we should *never* be here */ + printk(KERN_ERR "dpti: reply frame not from pool\n"); + reply = (u8 *)bus_to_virt(m); + } + + if (readl(reply) & MSG_FAIL) { + u32 old_m = readl(reply+28); + void __iomem *msg; + u32 old_context; + PDEBUG("%s: Failed message\n",pHba->name); + if(old_m >= 0x100000){ + printk(KERN_ERR"%s: Bad preserved MFA (%x)- dropping frame\n",pHba->name,old_m); + writel(m,pHba->reply_port); + continue; + } + // Transaction context is 0 in failed reply frame + msg = pHba->msg_addr_virt + old_m; + old_context = readl(msg+12); + writel(old_context, reply+12); + adpt_send_nop(pHba, old_m); + } + context = readl(reply+8); + if(context & 0x40000000){ // IOCTL + void *p = adpt_ioctl_from_context(pHba, readl(reply+12)); + if( p != NULL) { + memcpy_fromio(p, reply, REPLY_FRAME_SIZE * 4); + } + // All IOCTLs will also be post wait + } + if(context & 0x80000000){ // Post wait message + status = readl(reply+16); + if(status >> 24){ + status &= 0xffff; /* Get detail status */ + } else { + status = I2O_POST_WAIT_OK; + } + if(!(context & 0x40000000)) { + cmd = adpt_cmd_from_context(pHba, + readl(reply+12)); + if(cmd != NULL) { + printk(KERN_WARNING"%s: Apparent SCSI cmd in Post Wait Context - cmd=%p context=%x\n", pHba->name, cmd, context); + } + } + adpt_i2o_post_wait_complete(context, status); + } else { // SCSI message + cmd = adpt_cmd_from_context (pHba, readl(reply+12)); + if(cmd != NULL){ + scsi_dma_unmap(cmd); + if(cmd->serial_number != 0) { // If not timedout + adpt_i2o_to_scsi(reply, cmd); + } + } + } + writel(m, pHba->reply_port); + wmb(); + rmb(); + } + handled = 1; +out: if(pHba->host) + spin_unlock_irqrestore(pHba->host->host_lock, flags); + return IRQ_RETVAL(handled); +} + +static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* d) +{ + int i; + u32 msg[MAX_MESSAGE_SIZE]; + u32* mptr; + u32* lptr; + u32 *lenptr; + int direction; + int scsidir; + int nseg; + u32 len; + u32 reqlen; + s32 rcode; + dma_addr_t addr; + + memset(msg, 0 , sizeof(msg)); + len = scsi_bufflen(cmd); + direction = 0x00000000; + + scsidir = 0x00000000; // DATA NO XFER + if(len) { + /* + * Set SCBFlags to indicate if data is being transferred + * in or out, or no data transfer + * Note: Do not have to verify index is less than 0 since + * cmd->cmnd[0] is an unsigned char + */ + switch(cmd->sc_data_direction){ + case DMA_FROM_DEVICE: + scsidir =0x40000000; // DATA IN (iop<--dev) + break; + case DMA_TO_DEVICE: + direction=0x04000000; // SGL OUT + scsidir =0x80000000; // DATA OUT (iop-->dev) + break; + case DMA_NONE: + break; + case DMA_BIDIRECTIONAL: + scsidir =0x40000000; // DATA IN (iop<--dev) + // Assume In - and continue; + break; + default: + printk(KERN_WARNING"%s: scsi opcode 0x%x not supported.\n", + pHba->name, cmd->cmnd[0]); + cmd->result = (DID_OK <<16) | (INITIATOR_ERROR << 8); + cmd->scsi_done(cmd); + return 0; + } + } + // msg[0] is set later + // I2O_CMD_SCSI_EXEC + msg[1] = ((0xff<<24)|(HOST_TID<<12)|d->tid); + msg[2] = 0; + msg[3] = adpt_cmd_to_context(cmd); /* Want SCSI control block back */ + // Our cards use the transaction context as the tag for queueing + // Adaptec/DPT Private stuff + msg[4] = I2O_CMD_SCSI_EXEC|(DPT_ORGANIZATION_ID<<16); + msg[5] = d->tid; + /* Direction, disconnect ok | sense data | simple queue , CDBLen */ + // I2O_SCB_FLAG_ENABLE_DISCONNECT | + // I2O_SCB_FLAG_SIMPLE_QUEUE_TAG | + // I2O_SCB_FLAG_SENSE_DATA_IN_MESSAGE; + msg[6] = scsidir|0x20a00000|cmd->cmd_len; + + mptr=msg+7; + + // Write SCSI command into the message - always 16 byte block + memset(mptr, 0, 16); + memcpy(mptr, cmd->cmnd, cmd->cmd_len); + mptr+=4; + lenptr=mptr++; /* Remember me - fill in when we know */ + if (dpt_dma64(pHba)) { + reqlen = 16; // SINGLE SGE + *mptr++ = (0x7C<<24)+(2<<16)+0x02; /* Enable 64 bit */ + *mptr++ = 1 << PAGE_SHIFT; + } else { + reqlen = 14; // SINGLE SGE + } + /* Now fill in the SGList and command */ + + nseg = scsi_dma_map(cmd); + BUG_ON(nseg < 0); + if (nseg) { + struct scatterlist *sg; + + len = 0; + scsi_for_each_sg(cmd, sg, nseg, i) { + lptr = mptr; + *mptr++ = direction|0x10000000|sg_dma_len(sg); + len+=sg_dma_len(sg); + addr = sg_dma_address(sg); + *mptr++ = dma_low(addr); + if (dpt_dma64(pHba)) + *mptr++ = dma_high(addr); + /* Make this an end of list */ + if (i == nseg - 1) + *lptr = direction|0xD0000000|sg_dma_len(sg); + } + reqlen = mptr - msg; + *lenptr = len; + + if(cmd->underflow && len != cmd->underflow){ + printk(KERN_WARNING"Cmd len %08X Cmd underflow %08X\n", + len, cmd->underflow); + } + } else { + *lenptr = len = 0; + reqlen = 12; + } + + /* Stick the headers on */ + msg[0] = reqlen<<16 | ((reqlen > 12) ? SGL_OFFSET_12 : SGL_OFFSET_0); + + // Send it on it's way + rcode = adpt_i2o_post_this(pHba, msg, reqlen<<2); + if (rcode == 0) { + return 0; + } + return rcode; +} + + +static s32 adpt_scsi_host_alloc(adpt_hba* pHba, struct scsi_host_template *sht) +{ + struct Scsi_Host *host; + + host = scsi_host_alloc(sht, sizeof(adpt_hba*)); + if (host == NULL) { + printk("%s: scsi_host_alloc returned NULL\n", pHba->name); + return -1; + } + host->hostdata[0] = (unsigned long)pHba; + pHba->host = host; + + host->irq = pHba->pDev->irq; + /* no IO ports, so don't have to set host->io_port and + * host->n_io_port + */ + host->io_port = 0; + host->n_io_port = 0; + /* see comments in scsi_host.h */ + host->max_id = 16; + host->max_lun = 256; + host->max_channel = pHba->top_scsi_channel + 1; + host->cmd_per_lun = 1; + host->unique_id = (u32)sys_tbl_pa + pHba->unit; + host->sg_tablesize = pHba->sg_tablesize; + host->can_queue = pHba->post_fifo_size; + host->use_cmd_list = 1; + + return 0; +} + + +static s32 adpt_i2o_to_scsi(void __iomem *reply, struct scsi_cmnd* cmd) +{ + adpt_hba* pHba; + u32 hba_status; + u32 dev_status; + u32 reply_flags = readl(reply) & 0xff00; // Leave it shifted up 8 bits + // I know this would look cleaner if I just read bytes + // but the model I have been using for all the rest of the + // io is in 4 byte words - so I keep that model + u16 detailed_status = readl(reply+16) &0xffff; + dev_status = (detailed_status & 0xff); + hba_status = detailed_status >> 8; + + // calculate resid for sg + scsi_set_resid(cmd, scsi_bufflen(cmd) - readl(reply+20)); + + pHba = (adpt_hba*) cmd->device->host->hostdata[0]; + + cmd->sense_buffer[0] = '\0'; // initialize sense valid flag to false + + if(!(reply_flags & MSG_FAIL)) { + switch(detailed_status & I2O_SCSI_DSC_MASK) { + case I2O_SCSI_DSC_SUCCESS: + cmd->result = (DID_OK << 16); + // handle underflow + if (readl(reply+20) < cmd->underflow) { + cmd->result = (DID_ERROR <<16); + printk(KERN_WARNING"%s: SCSI CMD underflow\n",pHba->name); + } + break; + case I2O_SCSI_DSC_REQUEST_ABORTED: + cmd->result = (DID_ABORT << 16); + break; + case I2O_SCSI_DSC_PATH_INVALID: + case I2O_SCSI_DSC_DEVICE_NOT_PRESENT: + case I2O_SCSI_DSC_SELECTION_TIMEOUT: + case I2O_SCSI_DSC_COMMAND_TIMEOUT: + case I2O_SCSI_DSC_NO_ADAPTER: + case I2O_SCSI_DSC_RESOURCE_UNAVAILABLE: + printk(KERN_WARNING"%s: SCSI Timeout-Device (%d,%d,%llu) hba status=0x%x, dev status=0x%x, cmd=0x%x\n", + pHba->name, (u32)cmd->device->channel, (u32)cmd->device->id, cmd->device->lun, hba_status, dev_status, cmd->cmnd[0]); + cmd->result = (DID_TIME_OUT << 16); + break; + case I2O_SCSI_DSC_ADAPTER_BUSY: + case I2O_SCSI_DSC_BUS_BUSY: + cmd->result = (DID_BUS_BUSY << 16); + break; + case I2O_SCSI_DSC_SCSI_BUS_RESET: + case I2O_SCSI_DSC_BDR_MESSAGE_SENT: + cmd->result = (DID_RESET << 16); + break; + case I2O_SCSI_DSC_PARITY_ERROR_FAILURE: + printk(KERN_WARNING"%s: SCSI CMD parity error\n",pHba->name); + cmd->result = (DID_PARITY << 16); + break; + case I2O_SCSI_DSC_UNABLE_TO_ABORT: + case I2O_SCSI_DSC_COMPLETE_WITH_ERROR: + case I2O_SCSI_DSC_UNABLE_TO_TERMINATE: + case I2O_SCSI_DSC_MR_MESSAGE_RECEIVED: + case I2O_SCSI_DSC_AUTOSENSE_FAILED: + case I2O_SCSI_DSC_DATA_OVERRUN: + case I2O_SCSI_DSC_UNEXPECTED_BUS_FREE: + case I2O_SCSI_DSC_SEQUENCE_FAILURE: + case I2O_SCSI_DSC_REQUEST_LENGTH_ERROR: + case I2O_SCSI_DSC_PROVIDE_FAILURE: + case I2O_SCSI_DSC_REQUEST_TERMINATED: + case I2O_SCSI_DSC_IDE_MESSAGE_SENT: + case I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT: + case I2O_SCSI_DSC_MESSAGE_RECEIVED: + case I2O_SCSI_DSC_INVALID_CDB: + case I2O_SCSI_DSC_LUN_INVALID: + case I2O_SCSI_DSC_SCSI_TID_INVALID: + case I2O_SCSI_DSC_FUNCTION_UNAVAILABLE: + case I2O_SCSI_DSC_NO_NEXUS: + case I2O_SCSI_DSC_CDB_RECEIVED: + case I2O_SCSI_DSC_LUN_ALREADY_ENABLED: + case I2O_SCSI_DSC_QUEUE_FROZEN: + case I2O_SCSI_DSC_REQUEST_INVALID: + default: + printk(KERN_WARNING"%s: SCSI error %0x-Device(%d,%d,%llu) hba_status=0x%x, dev_status=0x%x, cmd=0x%x\n", + pHba->name, detailed_status & I2O_SCSI_DSC_MASK, (u32)cmd->device->channel, (u32)cmd->device->id, cmd->device->lun, + hba_status, dev_status, cmd->cmnd[0]); + cmd->result = (DID_ERROR << 16); + break; + } + + // copy over the request sense data if it was a check + // condition status + if (dev_status == SAM_STAT_CHECK_CONDITION) { + u32 len = min(SCSI_SENSE_BUFFERSIZE, 40); + // Copy over the sense data + memcpy_fromio(cmd->sense_buffer, (reply+28) , len); + if(cmd->sense_buffer[0] == 0x70 /* class 7 */ && + cmd->sense_buffer[2] == DATA_PROTECT ){ + /* This is to handle an array failed */ + cmd->result = (DID_TIME_OUT << 16); + printk(KERN_WARNING"%s: SCSI Data Protect-Device (%d,%d,%llu) hba_status=0x%x, dev_status=0x%x, cmd=0x%x\n", + pHba->name, (u32)cmd->device->channel, (u32)cmd->device->id, cmd->device->lun, + hba_status, dev_status, cmd->cmnd[0]); + + } + } + } else { + /* In this condtion we could not talk to the tid + * the card rejected it. We should signal a retry + * for a limitted number of retries. + */ + cmd->result = (DID_TIME_OUT << 16); + printk(KERN_WARNING"%s: I2O MSG_FAIL - Device (%d,%d,%llu) tid=%d, cmd=0x%x\n", + pHba->name, (u32)cmd->device->channel, (u32)cmd->device->id, cmd->device->lun, + ((struct adpt_device*)(cmd->device->hostdata))->tid, cmd->cmnd[0]); + } + + cmd->result |= (dev_status); + + if(cmd->scsi_done != NULL){ + cmd->scsi_done(cmd); + } + return cmd->result; +} + + +static s32 adpt_rescan(adpt_hba* pHba) +{ + s32 rcode; + ulong flags = 0; + + if(pHba->host) + spin_lock_irqsave(pHba->host->host_lock, flags); + if ((rcode=adpt_i2o_lct_get(pHba)) < 0) + goto out; + if ((rcode=adpt_i2o_reparse_lct(pHba)) < 0) + goto out; + rcode = 0; +out: if(pHba->host) + spin_unlock_irqrestore(pHba->host->host_lock, flags); + return rcode; +} + + +static s32 adpt_i2o_reparse_lct(adpt_hba* pHba) +{ + int i; + int max; + int tid; + struct i2o_device *d; + i2o_lct *lct = pHba->lct; + u8 bus_no = 0; + s16 scsi_id; + u64 scsi_lun; + u32 buf[10]; // at least 8 u32's + struct adpt_device* pDev = NULL; + struct i2o_device* pI2o_dev = NULL; + + if (lct == NULL) { + printk(KERN_ERR "%s: LCT is empty???\n",pHba->name); + return -1; + } + + max = lct->table_size; + max -= 3; + max /= 9; + + // Mark each drive as unscanned + for (d = pHba->devices; d; d = d->next) { + pDev =(struct adpt_device*) d->owner; + if(!pDev){ + continue; + } + pDev->state |= DPTI_DEV_UNSCANNED; + } + + printk(KERN_INFO "%s: LCT has %d entries.\n", pHba->name,max); + + for(i=0;i<max;i++) { + if( lct->lct_entry[i].user_tid != 0xfff){ + continue; + } + + if( lct->lct_entry[i].class_id == I2O_CLASS_RANDOM_BLOCK_STORAGE || + lct->lct_entry[i].class_id == I2O_CLASS_SCSI_PERIPHERAL || + lct->lct_entry[i].class_id == I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL ){ + tid = lct->lct_entry[i].tid; + if(adpt_i2o_query_scalar(pHba, tid, 0x8000, -1, buf, 32)<0) { + printk(KERN_ERR"%s: Could not query device\n",pHba->name); + continue; + } + bus_no = buf[0]>>16; + if (bus_no >= MAX_CHANNEL) { /* Something wrong skip it */ + printk(KERN_WARNING + "%s: Channel number %d out of range\n", + pHba->name, bus_no); + continue; + } + + scsi_id = buf[1]; + scsi_lun = scsilun_to_int((struct scsi_lun *)&buf[2]); + pDev = pHba->channel[bus_no].device[scsi_id]; + /* da lun */ + while(pDev) { + if(pDev->scsi_lun == scsi_lun) { + break; + } + pDev = pDev->next_lun; + } + if(!pDev ) { // Something new add it + d = kmalloc(sizeof(struct i2o_device), + GFP_ATOMIC); + if(d==NULL) + { + printk(KERN_CRIT "Out of memory for I2O device data.\n"); + return -ENOMEM; + } + + d->controller = pHba; + d->next = NULL; + + memcpy(&d->lct_data, &lct->lct_entry[i], sizeof(i2o_lct_entry)); + + d->flags = 0; + adpt_i2o_report_hba_unit(pHba, d); + adpt_i2o_install_device(pHba, d); + + pDev = pHba->channel[bus_no].device[scsi_id]; + if( pDev == NULL){ + pDev = + kzalloc(sizeof(struct adpt_device), + GFP_ATOMIC); + if(pDev == NULL) { + return -ENOMEM; + } + pHba->channel[bus_no].device[scsi_id] = pDev; + } else { + while (pDev->next_lun) { + pDev = pDev->next_lun; + } + pDev = pDev->next_lun = + kzalloc(sizeof(struct adpt_device), + GFP_ATOMIC); + if(pDev == NULL) { + return -ENOMEM; + } + } + pDev->tid = d->lct_data.tid; + pDev->scsi_channel = bus_no; + pDev->scsi_id = scsi_id; + pDev->scsi_lun = scsi_lun; + pDev->pI2o_dev = d; + d->owner = pDev; + pDev->type = (buf[0])&0xff; + pDev->flags = (buf[0]>>8)&0xff; + // Too late, SCSI system has made up it's mind, but what the hey ... + if(scsi_id > pHba->top_scsi_id){ + pHba->top_scsi_id = scsi_id; + } + if(scsi_lun > pHba->top_scsi_lun){ + pHba->top_scsi_lun = scsi_lun; + } + continue; + } // end of new i2o device + + // We found an old device - check it + while(pDev) { + if(pDev->scsi_lun == scsi_lun) { + if(!scsi_device_online(pDev->pScsi_dev)) { + printk(KERN_WARNING"%s: Setting device (%d,%d,%llu) back online\n", + pHba->name,bus_no,scsi_id,scsi_lun); + if (pDev->pScsi_dev) { + scsi_device_set_state(pDev->pScsi_dev, SDEV_RUNNING); + } + } + d = pDev->pI2o_dev; + if(d->lct_data.tid != tid) { // something changed + pDev->tid = tid; + memcpy(&d->lct_data, &lct->lct_entry[i], sizeof(i2o_lct_entry)); + if (pDev->pScsi_dev) { + pDev->pScsi_dev->changed = TRUE; + pDev->pScsi_dev->removable = TRUE; + } + } + // Found it - mark it scanned + pDev->state = DPTI_DEV_ONLINE; + break; + } + pDev = pDev->next_lun; + } + } + } + for (pI2o_dev = pHba->devices; pI2o_dev; pI2o_dev = pI2o_dev->next) { + pDev =(struct adpt_device*) pI2o_dev->owner; + if(!pDev){ + continue; + } + // Drive offline drives that previously existed but could not be found + // in the LCT table + if (pDev->state & DPTI_DEV_UNSCANNED){ + pDev->state = DPTI_DEV_OFFLINE; + printk(KERN_WARNING"%s: Device (%d,%d,%llu) offline\n",pHba->name,pDev->scsi_channel,pDev->scsi_id,pDev->scsi_lun); + if (pDev->pScsi_dev) { + scsi_device_set_state(pDev->pScsi_dev, SDEV_OFFLINE); + } + } + } + return 0; +} + +static void adpt_fail_posted_scbs(adpt_hba* pHba) +{ + struct scsi_cmnd* cmd = NULL; + struct scsi_device* d = NULL; + + shost_for_each_device(d, pHba->host) { + unsigned long flags; + spin_lock_irqsave(&d->list_lock, flags); + list_for_each_entry(cmd, &d->cmd_list, list) { + if(cmd->serial_number == 0){ + continue; + } + cmd->result = (DID_OK << 16) | (QUEUE_FULL <<1); + cmd->scsi_done(cmd); + } + spin_unlock_irqrestore(&d->list_lock, flags); + } +} + + +/*============================================================================ + * Routines from i2o subsystem + *============================================================================ + */ + + + +/* + * Bring an I2O controller into HOLD state. See the spec. + */ +static int adpt_i2o_activate_hba(adpt_hba* pHba) +{ + int rcode; + + if(pHba->initialized ) { + if (adpt_i2o_status_get(pHba) < 0) { + if((rcode = adpt_i2o_reset_hba(pHba)) != 0){ + printk(KERN_WARNING"%s: Could NOT reset.\n", pHba->name); + return rcode; + } + if (adpt_i2o_status_get(pHba) < 0) { + printk(KERN_INFO "HBA not responding.\n"); + return -1; + } + } + + if(pHba->status_block->iop_state == ADAPTER_STATE_FAULTED) { + printk(KERN_CRIT "%s: hardware fault\n", pHba->name); + return -1; + } + + if (pHba->status_block->iop_state == ADAPTER_STATE_READY || + pHba->status_block->iop_state == ADAPTER_STATE_OPERATIONAL || + pHba->status_block->iop_state == ADAPTER_STATE_HOLD || + pHba->status_block->iop_state == ADAPTER_STATE_FAILED) { + adpt_i2o_reset_hba(pHba); + if (adpt_i2o_status_get(pHba) < 0 || pHba->status_block->iop_state != ADAPTER_STATE_RESET) { + printk(KERN_ERR "%s: Failed to initialize.\n", pHba->name); + return -1; + } + } + } else { + if((rcode = adpt_i2o_reset_hba(pHba)) != 0){ + printk(KERN_WARNING"%s: Could NOT reset.\n", pHba->name); + return rcode; + } + + } + + if (adpt_i2o_init_outbound_q(pHba) < 0) { + return -1; + } + + /* In HOLD state */ + + if (adpt_i2o_hrt_get(pHba) < 0) { + return -1; + } + + return 0; +} + +/* + * Bring a controller online into OPERATIONAL state. + */ + +static int adpt_i2o_online_hba(adpt_hba* pHba) +{ + if (adpt_i2o_systab_send(pHba) < 0) + return -1; + /* In READY state */ + + if (adpt_i2o_enable_hba(pHba) < 0) + return -1; + + /* In OPERATIONAL state */ + return 0; +} + +static s32 adpt_send_nop(adpt_hba*pHba,u32 m) +{ + u32 __iomem *msg; + ulong timeout = jiffies + 5*HZ; + + while(m == EMPTY_QUEUE){ + rmb(); + m = readl(pHba->post_port); + if(m != EMPTY_QUEUE){ + break; + } + if(time_after(jiffies,timeout)){ + printk(KERN_ERR "%s: Timeout waiting for message frame!\n",pHba->name); + return 2; + } + schedule_timeout_uninterruptible(1); + } + msg = (u32 __iomem *)(pHba->msg_addr_virt + m); + writel( THREE_WORD_MSG_SIZE | SGL_OFFSET_0,&msg[0]); + writel( I2O_CMD_UTIL_NOP << 24 | HOST_TID << 12 | 0,&msg[1]); + writel( 0,&msg[2]); + wmb(); + + writel(m, pHba->post_port); + wmb(); + return 0; +} + +static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba) +{ + u8 *status; + dma_addr_t addr; + u32 __iomem *msg = NULL; + int i; + ulong timeout = jiffies + TMOUT_INITOUTBOUND*HZ; + u32 m; + + do { + rmb(); + m = readl(pHba->post_port); + if (m != EMPTY_QUEUE) { + break; + } + + if(time_after(jiffies,timeout)){ + printk(KERN_WARNING"%s: Timeout waiting for message frame\n",pHba->name); + return -ETIMEDOUT; + } + schedule_timeout_uninterruptible(1); + } while(m == EMPTY_QUEUE); + + msg=(u32 __iomem *)(pHba->msg_addr_virt+m); + + status = dma_alloc_coherent(&pHba->pDev->dev, 4, &addr, GFP_KERNEL); + if (!status) { + adpt_send_nop(pHba, m); + printk(KERN_WARNING"%s: IOP reset failed - no free memory.\n", + pHba->name); + return -ENOMEM; + } + memset(status, 0, 4); + + writel(EIGHT_WORD_MSG_SIZE| SGL_OFFSET_6, &msg[0]); + writel(I2O_CMD_OUTBOUND_INIT<<24 | HOST_TID<<12 | ADAPTER_TID, &msg[1]); + writel(0, &msg[2]); + writel(0x0106, &msg[3]); /* Transaction context */ + writel(4096, &msg[4]); /* Host page frame size */ + writel((REPLY_FRAME_SIZE)<<16|0x80, &msg[5]); /* Outbound msg frame size and Initcode */ + writel(0xD0000004, &msg[6]); /* Simple SG LE, EOB */ + writel((u32)addr, &msg[7]); + + writel(m, pHba->post_port); + wmb(); + + // Wait for the reply status to come back + do { + if (*status) { + if (*status != 0x01 /*I2O_EXEC_OUTBOUND_INIT_IN_PROGRESS*/) { + break; + } + } + rmb(); + if(time_after(jiffies,timeout)){ + printk(KERN_WARNING"%s: Timeout Initializing\n",pHba->name); + /* We lose 4 bytes of "status" here, but we + cannot free these because controller may + awake and corrupt those bytes at any time */ + /* dma_free_coherent(&pHba->pDev->dev, 4, status, addr); */ + return -ETIMEDOUT; + } + schedule_timeout_uninterruptible(1); + } while (1); + + // If the command was successful, fill the fifo with our reply + // message packets + if(*status != 0x04 /*I2O_EXEC_OUTBOUND_INIT_COMPLETE*/) { + dma_free_coherent(&pHba->pDev->dev, 4, status, addr); + return -2; + } + dma_free_coherent(&pHba->pDev->dev, 4, status, addr); + + if(pHba->reply_pool != NULL) { + dma_free_coherent(&pHba->pDev->dev, + pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4, + pHba->reply_pool, pHba->reply_pool_pa); + } + + pHba->reply_pool = dma_alloc_coherent(&pHba->pDev->dev, + pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4, + &pHba->reply_pool_pa, GFP_KERNEL); + if (!pHba->reply_pool) { + printk(KERN_ERR "%s: Could not allocate reply pool\n", pHba->name); + return -ENOMEM; + } + memset(pHba->reply_pool, 0 , pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4); + + for(i = 0; i < pHba->reply_fifo_size; i++) { + writel(pHba->reply_pool_pa + (i * REPLY_FRAME_SIZE * 4), + pHba->reply_port); + wmb(); + } + adpt_i2o_status_get(pHba); + return 0; +} + + +/* + * I2O System Table. Contains information about + * all the IOPs in the system. Used to inform IOPs + * about each other's existence. + * + * sys_tbl_ver is the CurrentChangeIndicator that is + * used by IOPs to track changes. + */ + + + +static s32 adpt_i2o_status_get(adpt_hba* pHba) +{ + ulong timeout; + u32 m; + u32 __iomem *msg; + u8 *status_block=NULL; + + if(pHba->status_block == NULL) { + pHba->status_block = dma_alloc_coherent(&pHba->pDev->dev, + sizeof(i2o_status_block), + &pHba->status_block_pa, GFP_KERNEL); + if(pHba->status_block == NULL) { + printk(KERN_ERR + "dpti%d: Get Status Block failed; Out of memory. \n", + pHba->unit); + return -ENOMEM; + } + } + memset(pHba->status_block, 0, sizeof(i2o_status_block)); + status_block = (u8*)(pHba->status_block); + timeout = jiffies+TMOUT_GETSTATUS*HZ; + do { + rmb(); + m = readl(pHba->post_port); + if (m != EMPTY_QUEUE) { + break; + } + if(time_after(jiffies,timeout)){ + printk(KERN_ERR "%s: Timeout waiting for message !\n", + pHba->name); + return -ETIMEDOUT; + } + schedule_timeout_uninterruptible(1); + } while(m==EMPTY_QUEUE); + + + msg=(u32 __iomem *)(pHba->msg_addr_virt+m); + + writel(NINE_WORD_MSG_SIZE|SGL_OFFSET_0, &msg[0]); + writel(I2O_CMD_STATUS_GET<<24|HOST_TID<<12|ADAPTER_TID, &msg[1]); + writel(1, &msg[2]); + writel(0, &msg[3]); + writel(0, &msg[4]); + writel(0, &msg[5]); + writel( dma_low(pHba->status_block_pa), &msg[6]); + writel( dma_high(pHba->status_block_pa), &msg[7]); + writel(sizeof(i2o_status_block), &msg[8]); // 88 bytes + + //post message + writel(m, pHba->post_port); + wmb(); + + while(status_block[87]!=0xff){ + if(time_after(jiffies,timeout)){ + printk(KERN_ERR"dpti%d: Get status timeout.\n", + pHba->unit); + return -ETIMEDOUT; + } + rmb(); + schedule_timeout_uninterruptible(1); + } + + // Set up our number of outbound and inbound messages + pHba->post_fifo_size = pHba->status_block->max_inbound_frames; + if (pHba->post_fifo_size > MAX_TO_IOP_MESSAGES) { + pHba->post_fifo_size = MAX_TO_IOP_MESSAGES; + } + + pHba->reply_fifo_size = pHba->status_block->max_outbound_frames; + if (pHba->reply_fifo_size > MAX_FROM_IOP_MESSAGES) { + pHba->reply_fifo_size = MAX_FROM_IOP_MESSAGES; + } + + // Calculate the Scatter Gather list size + if (dpt_dma64(pHba)) { + pHba->sg_tablesize + = ((pHba->status_block->inbound_frame_size * 4 + - 14 * sizeof(u32)) + / (sizeof(struct sg_simple_element) + sizeof(u32))); + } else { + pHba->sg_tablesize + = ((pHba->status_block->inbound_frame_size * 4 + - 12 * sizeof(u32)) + / sizeof(struct sg_simple_element)); + } + if (pHba->sg_tablesize > SG_LIST_ELEMENTS) { + pHba->sg_tablesize = SG_LIST_ELEMENTS; + } + + +#ifdef DEBUG + printk("dpti%d: State = ",pHba->unit); + switch(pHba->status_block->iop_state) { + case 0x01: + printk("INIT\n"); + break; + case 0x02: + printk("RESET\n"); + break; + case 0x04: + printk("HOLD\n"); + break; + case 0x05: + printk("READY\n"); + break; + case 0x08: + printk("OPERATIONAL\n"); + break; + case 0x10: + printk("FAILED\n"); + break; + case 0x11: + printk("FAULTED\n"); + break; + default: + printk("%x (unknown!!)\n",pHba->status_block->iop_state); + } +#endif + return 0; +} + +/* + * Get the IOP's Logical Configuration Table + */ +static int adpt_i2o_lct_get(adpt_hba* pHba) +{ + u32 msg[8]; + int ret; + u32 buf[16]; + + if ((pHba->lct_size == 0) || (pHba->lct == NULL)){ + pHba->lct_size = pHba->status_block->expected_lct_size; + } + do { + if (pHba->lct == NULL) { + pHba->lct = dma_alloc_coherent(&pHba->pDev->dev, + pHba->lct_size, &pHba->lct_pa, + GFP_ATOMIC); + if(pHba->lct == NULL) { + printk(KERN_CRIT "%s: Lct Get failed. Out of memory.\n", + pHba->name); + return -ENOMEM; + } + } + memset(pHba->lct, 0, pHba->lct_size); + + msg[0] = EIGHT_WORD_MSG_SIZE|SGL_OFFSET_6; + msg[1] = I2O_CMD_LCT_NOTIFY<<24 | HOST_TID<<12 | ADAPTER_TID; + msg[2] = 0; + msg[3] = 0; + msg[4] = 0xFFFFFFFF; /* All devices */ + msg[5] = 0x00000000; /* Report now */ + msg[6] = 0xD0000000|pHba->lct_size; + msg[7] = (u32)pHba->lct_pa; + + if ((ret=adpt_i2o_post_wait(pHba, msg, sizeof(msg), 360))) { + printk(KERN_ERR "%s: LCT Get failed (status=%#10x.\n", + pHba->name, ret); + printk(KERN_ERR"Adaptec: Error Reading Hardware.\n"); + return ret; + } + + if ((pHba->lct->table_size << 2) > pHba->lct_size) { + pHba->lct_size = pHba->lct->table_size << 2; + dma_free_coherent(&pHba->pDev->dev, pHba->lct_size, + pHba->lct, pHba->lct_pa); + pHba->lct = NULL; + } + } while (pHba->lct == NULL); + + PDEBUG("%s: Hardware resource table read.\n", pHba->name); + + + // I2O_DPT_EXEC_IOP_BUFFERS_GROUP_NO; + if(adpt_i2o_query_scalar(pHba, 0 , 0x8000, -1, buf, sizeof(buf))>=0) { + pHba->FwDebugBufferSize = buf[1]; + pHba->FwDebugBuffer_P = ioremap(pHba->base_addr_phys + buf[0], + pHba->FwDebugBufferSize); + if (pHba->FwDebugBuffer_P) { + pHba->FwDebugFlags_P = pHba->FwDebugBuffer_P + + FW_DEBUG_FLAGS_OFFSET; + pHba->FwDebugBLEDvalue_P = pHba->FwDebugBuffer_P + + FW_DEBUG_BLED_OFFSET; + pHba->FwDebugBLEDflag_P = pHba->FwDebugBLEDvalue_P + 1; + pHba->FwDebugStrLength_P = pHba->FwDebugBuffer_P + + FW_DEBUG_STR_LENGTH_OFFSET; + pHba->FwDebugBuffer_P += buf[2]; + pHba->FwDebugFlags = 0; + } + } + + return 0; +} + +static int adpt_i2o_build_sys_table(void) +{ + adpt_hba* pHba = hba_chain; + int count = 0; + + if (sys_tbl) + dma_free_coherent(&pHba->pDev->dev, sys_tbl_len, + sys_tbl, sys_tbl_pa); + + sys_tbl_len = sizeof(struct i2o_sys_tbl) + // Header + IOPs + (hba_count) * sizeof(struct i2o_sys_tbl_entry); + + sys_tbl = dma_alloc_coherent(&pHba->pDev->dev, + sys_tbl_len, &sys_tbl_pa, GFP_KERNEL); + if (!sys_tbl) { + printk(KERN_WARNING "SysTab Set failed. Out of memory.\n"); + return -ENOMEM; + } + memset(sys_tbl, 0, sys_tbl_len); + + sys_tbl->num_entries = hba_count; + sys_tbl->version = I2OVERSION; + sys_tbl->change_ind = sys_tbl_ind++; + + for(pHba = hba_chain; pHba; pHba = pHba->next) { + u64 addr; + // Get updated Status Block so we have the latest information + if (adpt_i2o_status_get(pHba)) { + sys_tbl->num_entries--; + continue; // try next one + } + + sys_tbl->iops[count].org_id = pHba->status_block->org_id; + sys_tbl->iops[count].iop_id = pHba->unit + 2; + sys_tbl->iops[count].seg_num = 0; + sys_tbl->iops[count].i2o_version = pHba->status_block->i2o_version; + sys_tbl->iops[count].iop_state = pHba->status_block->iop_state; + sys_tbl->iops[count].msg_type = pHba->status_block->msg_type; + sys_tbl->iops[count].frame_size = pHba->status_block->inbound_frame_size; + sys_tbl->iops[count].last_changed = sys_tbl_ind - 1; // ?? + sys_tbl->iops[count].iop_capabilities = pHba->status_block->iop_capabilities; + addr = pHba->base_addr_phys + 0x40; + sys_tbl->iops[count].inbound_low = dma_low(addr); + sys_tbl->iops[count].inbound_high = dma_high(addr); + + count++; + } + +#ifdef DEBUG +{ + u32 *table = (u32*)sys_tbl; + printk(KERN_DEBUG"sys_tbl_len=%d in 32bit words\n",(sys_tbl_len >>2)); + for(count = 0; count < (sys_tbl_len >>2); count++) { + printk(KERN_INFO "sys_tbl[%d] = %0#10x\n", + count, table[count]); + } +} +#endif + + return 0; +} + + +/* + * Dump the information block associated with a given unit (TID) + */ + +static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d) +{ + char buf[64]; + int unit = d->lct_data.tid; + + printk(KERN_INFO "TID %3.3d ", unit); + + if(adpt_i2o_query_scalar(pHba, unit, 0xF100, 3, buf, 16)>=0) + { + buf[16]=0; + printk(" Vendor: %-12.12s", buf); + } + if(adpt_i2o_query_scalar(pHba, unit, 0xF100, 4, buf, 16)>=0) + { + buf[16]=0; + printk(" Device: %-12.12s", buf); + } + if(adpt_i2o_query_scalar(pHba, unit, 0xF100, 6, buf, 8)>=0) + { + buf[8]=0; + printk(" Rev: %-12.12s\n", buf); + } +#ifdef DEBUG + printk(KERN_INFO "\tClass: %.21s\n", adpt_i2o_get_class_name(d->lct_data.class_id)); + printk(KERN_INFO "\tSubclass: 0x%04X\n", d->lct_data.sub_class); + printk(KERN_INFO "\tFlags: "); + + if(d->lct_data.device_flags&(1<<0)) + printk("C"); // ConfigDialog requested + if(d->lct_data.device_flags&(1<<1)) + printk("U"); // Multi-user capable + if(!(d->lct_data.device_flags&(1<<4))) + printk("P"); // Peer service enabled! + if(!(d->lct_data.device_flags&(1<<5))) + printk("M"); // Mgmt service enabled! + printk("\n"); +#endif +} + +#ifdef DEBUG +/* + * Do i2o class name lookup + */ +static const char *adpt_i2o_get_class_name(int class) +{ + int idx = 16; + static char *i2o_class_name[] = { + "Executive", + "Device Driver Module", + "Block Device", + "Tape Device", + "LAN Interface", + "WAN Interface", + "Fibre Channel Port", + "Fibre Channel Device", + "SCSI Device", + "ATE Port", + "ATE Device", + "Floppy Controller", + "Floppy Device", + "Secondary Bus Port", + "Peer Transport Agent", + "Peer Transport", + "Unknown" + }; + + switch(class&0xFFF) { + case I2O_CLASS_EXECUTIVE: + idx = 0; break; + case I2O_CLASS_DDM: + idx = 1; break; + case I2O_CLASS_RANDOM_BLOCK_STORAGE: + idx = 2; break; + case I2O_CLASS_SEQUENTIAL_STORAGE: + idx = 3; break; + case I2O_CLASS_LAN: + idx = 4; break; + case I2O_CLASS_WAN: + idx = 5; break; + case I2O_CLASS_FIBRE_CHANNEL_PORT: + idx = 6; break; + case I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL: + idx = 7; break; + case I2O_CLASS_SCSI_PERIPHERAL: + idx = 8; break; + case I2O_CLASS_ATE_PORT: + idx = 9; break; + case I2O_CLASS_ATE_PERIPHERAL: + idx = 10; break; + case I2O_CLASS_FLOPPY_CONTROLLER: + idx = 11; break; + case I2O_CLASS_FLOPPY_DEVICE: + idx = 12; break; + case I2O_CLASS_BUS_ADAPTER_PORT: + idx = 13; break; + case I2O_CLASS_PEER_TRANSPORT_AGENT: + idx = 14; break; + case I2O_CLASS_PEER_TRANSPORT: + idx = 15; break; + } + return i2o_class_name[idx]; +} +#endif + + +static s32 adpt_i2o_hrt_get(adpt_hba* pHba) +{ + u32 msg[6]; + int ret, size = sizeof(i2o_hrt); + + do { + if (pHba->hrt == NULL) { + pHba->hrt = dma_alloc_coherent(&pHba->pDev->dev, + size, &pHba->hrt_pa, GFP_KERNEL); + if (pHba->hrt == NULL) { + printk(KERN_CRIT "%s: Hrt Get failed; Out of memory.\n", pHba->name); + return -ENOMEM; + } + } + + msg[0]= SIX_WORD_MSG_SIZE| SGL_OFFSET_4; + msg[1]= I2O_CMD_HRT_GET<<24 | HOST_TID<<12 | ADAPTER_TID; + msg[2]= 0; + msg[3]= 0; + msg[4]= (0xD0000000 | size); /* Simple transaction */ + msg[5]= (u32)pHba->hrt_pa; /* Dump it here */ + + if ((ret = adpt_i2o_post_wait(pHba, msg, sizeof(msg),20))) { + printk(KERN_ERR "%s: Unable to get HRT (status=%#10x)\n", pHba->name, ret); + return ret; + } + + if (pHba->hrt->num_entries * pHba->hrt->entry_len << 2 > size) { + int newsize = pHba->hrt->num_entries * pHba->hrt->entry_len << 2; + dma_free_coherent(&pHba->pDev->dev, size, + pHba->hrt, pHba->hrt_pa); + size = newsize; + pHba->hrt = NULL; + } + } while(pHba->hrt == NULL); + return 0; +} + +/* + * Query one scalar group value or a whole scalar group. + */ +static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid, + int group, int field, void *buf, int buflen) +{ + u16 opblk[] = { 1, 0, I2O_PARAMS_FIELD_GET, group, 1, field }; + u8 *opblk_va; + dma_addr_t opblk_pa; + u8 *resblk_va; + dma_addr_t resblk_pa; + + int size; + + /* 8 bytes for header */ + resblk_va = dma_alloc_coherent(&pHba->pDev->dev, + sizeof(u8) * (8 + buflen), &resblk_pa, GFP_KERNEL); + if (resblk_va == NULL) { + printk(KERN_CRIT "%s: query scalar failed; Out of memory.\n", pHba->name); + return -ENOMEM; + } + + opblk_va = dma_alloc_coherent(&pHba->pDev->dev, + sizeof(opblk), &opblk_pa, GFP_KERNEL); + if (opblk_va == NULL) { + dma_free_coherent(&pHba->pDev->dev, sizeof(u8) * (8+buflen), + resblk_va, resblk_pa); + printk(KERN_CRIT "%s: query operation failed; Out of memory.\n", + pHba->name); + return -ENOMEM; + } + if (field == -1) /* whole group */ + opblk[4] = -1; + + memcpy(opblk_va, opblk, sizeof(opblk)); + size = adpt_i2o_issue_params(I2O_CMD_UTIL_PARAMS_GET, pHba, tid, + opblk_va, opblk_pa, sizeof(opblk), + resblk_va, resblk_pa, sizeof(u8)*(8+buflen)); + dma_free_coherent(&pHba->pDev->dev, sizeof(opblk), opblk_va, opblk_pa); + if (size == -ETIME) { + dma_free_coherent(&pHba->pDev->dev, sizeof(u8) * (8+buflen), + resblk_va, resblk_pa); + printk(KERN_WARNING "%s: issue params failed; Timed out.\n", pHba->name); + return -ETIME; + } else if (size == -EINTR) { + dma_free_coherent(&pHba->pDev->dev, sizeof(u8) * (8+buflen), + resblk_va, resblk_pa); + printk(KERN_WARNING "%s: issue params failed; Interrupted.\n", pHba->name); + return -EINTR; + } + + memcpy(buf, resblk_va+8, buflen); /* cut off header */ + + dma_free_coherent(&pHba->pDev->dev, sizeof(u8) * (8+buflen), + resblk_va, resblk_pa); + if (size < 0) + return size; + + return buflen; +} + + +/* Issue UTIL_PARAMS_GET or UTIL_PARAMS_SET + * + * This function can be used for all UtilParamsGet/Set operations. + * The OperationBlock is given in opblk-buffer, + * and results are returned in resblk-buffer. + * Note that the minimum sized resblk is 8 bytes and contains + * ResultCount, ErrorInfoSize, BlockStatus and BlockSize. + */ +static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid, + void *opblk_va, dma_addr_t opblk_pa, int oplen, + void *resblk_va, dma_addr_t resblk_pa, int reslen) +{ + u32 msg[9]; + u32 *res = (u32 *)resblk_va; + int wait_status; + + msg[0] = NINE_WORD_MSG_SIZE | SGL_OFFSET_5; + msg[1] = cmd << 24 | HOST_TID << 12 | tid; + msg[2] = 0; + msg[3] = 0; + msg[4] = 0; + msg[5] = 0x54000000 | oplen; /* OperationBlock */ + msg[6] = (u32)opblk_pa; + msg[7] = 0xD0000000 | reslen; /* ResultBlock */ + msg[8] = (u32)resblk_pa; + + if ((wait_status = adpt_i2o_post_wait(pHba, msg, sizeof(msg), 20))) { + printk("adpt_i2o_issue_params: post_wait failed (%p)\n", resblk_va); + return wait_status; /* -DetailedStatus */ + } + + if (res[1]&0x00FF0000) { /* BlockStatus != SUCCESS */ + printk(KERN_WARNING "%s: %s - Error:\n ErrorInfoSize = 0x%02x, " + "BlockStatus = 0x%02x, BlockSize = 0x%04x\n", + pHba->name, + (cmd == I2O_CMD_UTIL_PARAMS_SET) ? "PARAMS_SET" + : "PARAMS_GET", + res[1]>>24, (res[1]>>16)&0xFF, res[1]&0xFFFF); + return -((res[1] >> 16) & 0xFF); /* -BlockStatus */ + } + + return 4 + ((res[1] & 0x0000FFFF) << 2); /* bytes used in resblk */ +} + + +static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba) +{ + u32 msg[4]; + int ret; + + adpt_i2o_status_get(pHba); + + /* SysQuiesce discarded if IOP not in READY or OPERATIONAL state */ + + if((pHba->status_block->iop_state != ADAPTER_STATE_READY) && + (pHba->status_block->iop_state != ADAPTER_STATE_OPERATIONAL)){ + return 0; + } + + msg[0] = FOUR_WORD_MSG_SIZE|SGL_OFFSET_0; + msg[1] = I2O_CMD_SYS_QUIESCE<<24|HOST_TID<<12|ADAPTER_TID; + msg[2] = 0; + msg[3] = 0; + + if((ret = adpt_i2o_post_wait(pHba, msg, sizeof(msg), 240))) { + printk(KERN_INFO"dpti%d: Unable to quiesce (status=%#x).\n", + pHba->unit, -ret); + } else { + printk(KERN_INFO"dpti%d: Quiesced.\n",pHba->unit); + } + + adpt_i2o_status_get(pHba); + return ret; +} + + +/* + * Enable IOP. Allows the IOP to resume external operations. + */ +static int adpt_i2o_enable_hba(adpt_hba* pHba) +{ + u32 msg[4]; + int ret; + + adpt_i2o_status_get(pHba); + if(!pHba->status_block){ + return -ENOMEM; + } + /* Enable only allowed on READY state */ + if(pHba->status_block->iop_state == ADAPTER_STATE_OPERATIONAL) + return 0; + + if(pHba->status_block->iop_state != ADAPTER_STATE_READY) + return -EINVAL; + + msg[0]=FOUR_WORD_MSG_SIZE|SGL_OFFSET_0; + msg[1]=I2O_CMD_SYS_ENABLE<<24|HOST_TID<<12|ADAPTER_TID; + msg[2]= 0; + msg[3]= 0; + + if ((ret = adpt_i2o_post_wait(pHba, msg, sizeof(msg), 240))) { + printk(KERN_WARNING"%s: Could not enable (status=%#10x).\n", + pHba->name, ret); + } else { + PDEBUG("%s: Enabled.\n", pHba->name); + } + + adpt_i2o_status_get(pHba); + return ret; +} + + +static int adpt_i2o_systab_send(adpt_hba* pHba) +{ + u32 msg[12]; + int ret; + + msg[0] = I2O_MESSAGE_SIZE(12) | SGL_OFFSET_6; + msg[1] = I2O_CMD_SYS_TAB_SET<<24 | HOST_TID<<12 | ADAPTER_TID; + msg[2] = 0; + msg[3] = 0; + msg[4] = (0<<16) | ((pHba->unit+2) << 12); /* Host 0 IOP ID (unit + 2) */ + msg[5] = 0; /* Segment 0 */ + + /* + * Provide three SGL-elements: + * System table (SysTab), Private memory space declaration and + * Private i/o space declaration + */ + msg[6] = 0x54000000 | sys_tbl_len; + msg[7] = (u32)sys_tbl_pa; + msg[8] = 0x54000000 | 0; + msg[9] = 0; + msg[10] = 0xD4000000 | 0; + msg[11] = 0; + + if ((ret=adpt_i2o_post_wait(pHba, msg, sizeof(msg), 120))) { + printk(KERN_INFO "%s: Unable to set SysTab (status=%#10x).\n", + pHba->name, ret); + } +#ifdef DEBUG + else { + PINFO("%s: SysTab set.\n", pHba->name); + } +#endif + + return ret; +} + + +/*============================================================================ + * + *============================================================================ + */ + + +#ifdef UARTDELAY + +static static void adpt_delay(int millisec) +{ + int i; + for (i = 0; i < millisec; i++) { + udelay(1000); /* delay for one millisecond */ + } +} + +#endif + +static struct scsi_host_template driver_template = { + .module = THIS_MODULE, + .name = "dpt_i2o", + .proc_name = "dpt_i2o", + .show_info = adpt_show_info, + .info = adpt_info, + .queuecommand = adpt_queue, + .eh_abort_handler = adpt_abort, + .eh_device_reset_handler = adpt_device_reset, + .eh_bus_reset_handler = adpt_bus_reset, + .eh_host_reset_handler = adpt_reset, + .bios_param = adpt_bios_param, + .slave_configure = adpt_slave_configure, + .can_queue = MAX_TO_IOP_MESSAGES, + .this_id = 7, + .use_clustering = ENABLE_CLUSTERING, +}; + +static int __init adpt_init(void) +{ + int error; + adpt_hba *pHba, *next; + + printk("Loading Adaptec I2O RAID: Version " DPT_I2O_VERSION "\n"); + + error = adpt_detect(&driver_template); + if (error < 0) + return error; + if (hba_chain == NULL) + return -ENODEV; + + for (pHba = hba_chain; pHba; pHba = pHba->next) { + error = scsi_add_host(pHba->host, &pHba->pDev->dev); + if (error) + goto fail; + scsi_scan_host(pHba->host); + } + return 0; +fail: + for (pHba = hba_chain; pHba; pHba = next) { + next = pHba->next; + scsi_remove_host(pHba->host); + } + return error; +} + +static void __exit adpt_exit(void) +{ + adpt_hba *pHba, *next; + + for (pHba = hba_chain; pHba; pHba = next) { + next = pHba->next; + adpt_release(pHba); + } +} + +module_init(adpt_init); +module_exit(adpt_exit); + +MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/dpti.h b/drivers/scsi/dpti.h new file mode 100644 index 000000000..dfc8d2eaa --- /dev/null +++ b/drivers/scsi/dpti.h @@ -0,0 +1,335 @@ +/*************************************************************************** + dpti.h - description + ------------------- + begin : Thu Sep 7 2000 + copyright : (C) 2001 by Adaptec + + See Documentation/scsi/dpti.txt for history, notes, license info + and credits + ***************************************************************************/ + +/*************************************************************************** + * * + * 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 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +#ifndef _DPT_H +#define _DPT_H + +#define MAX_TO_IOP_MESSAGES (255) +#define MAX_FROM_IOP_MESSAGES (255) + + +/* + * SCSI interface function Prototypes + */ + +static int adpt_detect(struct scsi_host_template * sht); +static int adpt_queue(struct Scsi_Host *h, struct scsi_cmnd * cmd); +static int adpt_abort(struct scsi_cmnd * cmd); +static int adpt_reset(struct scsi_cmnd* cmd); +static int adpt_slave_configure(struct scsi_device *); + +static const char *adpt_info(struct Scsi_Host *pSHost); +static int adpt_bios_param(struct scsi_device * sdev, struct block_device *dev, + sector_t, int geom[]); + +static int adpt_bus_reset(struct scsi_cmnd* cmd); +static int adpt_device_reset(struct scsi_cmnd* cmd); + + +/* + * struct scsi_host_template (see scsi/scsi_host.h) + */ + +#define DPT_DRIVER_NAME "Adaptec I2O RAID" + +#ifndef HOSTS_C + +#include "dpt/sys_info.h" +#include <linux/wait.h> +#include "dpt/dpti_i2o.h" +#include "dpt/dpti_ioctl.h" + +#define DPT_I2O_VERSION "2.4 Build 5go" +#define DPT_VERSION 2 +#define DPT_REVISION '4' +#define DPT_SUBREVISION '5' +#define DPT_BETA "" +#define DPT_MONTH 8 +#define DPT_DAY 7 +#define DPT_YEAR (2001-1980) + +#define DPT_DRIVER "dpt_i2o" +#define DPTI_I2O_MAJOR (151) +#define DPT_ORGANIZATION_ID (0x1B) /* For Private Messages */ +#define DPTI_MAX_HBA (16) +#define MAX_CHANNEL (5) // Maximum Channel # Supported +#define MAX_ID (128) // Maximum Target ID Supported + +/* Sizes in 4 byte words */ +#define REPLY_FRAME_SIZE (17) +#define MAX_MESSAGE_SIZE (128) +#define SG_LIST_ELEMENTS (56) + +#define EMPTY_QUEUE 0xffffffff +#define I2O_INTERRUPT_PENDING_B (0x08) + +#define PCI_DPT_VENDOR_ID (0x1044) // DPT PCI Vendor ID +#define PCI_DPT_DEVICE_ID (0xA501) // DPT PCI I2O Device ID +#define PCI_DPT_RAPTOR_DEVICE_ID (0xA511) + +/* Debugging macro from Linux Device Drivers - Rubini */ +#undef PDEBUG +#ifdef DEBUG +//TODO add debug level switch +# define PDEBUG(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args) +# define PDEBUGV(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args) +#else +# define PDEBUG(fmt, args...) /* not debugging: nothing */ +# define PDEBUGV(fmt, args...) /* not debugging: nothing */ +#endif + +#define PERROR(fmt, args...) printk(KERN_ERR fmt, ##args) +#define PWARN(fmt, args...) printk(KERN_WARNING fmt, ##args) +#define PINFO(fmt, args...) printk(KERN_INFO fmt, ##args) +#define PCRIT(fmt, args...) printk(KERN_CRIT fmt, ##args) + +#define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGTERM)) + +// Command timeouts +#define FOREVER (0) +#define TMOUT_INQUIRY (20) +#define TMOUT_FLUSH (360/45) +#define TMOUT_ABORT (30) +#define TMOUT_SCSI (300) +#define TMOUT_IOPRESET (360) +#define TMOUT_GETSTATUS (15) +#define TMOUT_INITOUTBOUND (15) +#define TMOUT_LCT (360) + + +#define I2O_SCSI_DEVICE_DSC_MASK 0x00FF + +#define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION 0x000A + +#define I2O_SCSI_DSC_MASK 0xFF00 +#define I2O_SCSI_DSC_SUCCESS 0x0000 +#define I2O_SCSI_DSC_REQUEST_ABORTED 0x0200 +#define I2O_SCSI_DSC_UNABLE_TO_ABORT 0x0300 +#define I2O_SCSI_DSC_COMPLETE_WITH_ERROR 0x0400 +#define I2O_SCSI_DSC_ADAPTER_BUSY 0x0500 +#define I2O_SCSI_DSC_REQUEST_INVALID 0x0600 +#define I2O_SCSI_DSC_PATH_INVALID 0x0700 +#define I2O_SCSI_DSC_DEVICE_NOT_PRESENT 0x0800 +#define I2O_SCSI_DSC_UNABLE_TO_TERMINATE 0x0900 +#define I2O_SCSI_DSC_SELECTION_TIMEOUT 0x0A00 +#define I2O_SCSI_DSC_COMMAND_TIMEOUT 0x0B00 +#define I2O_SCSI_DSC_MR_MESSAGE_RECEIVED 0x0D00 +#define I2O_SCSI_DSC_SCSI_BUS_RESET 0x0E00 +#define I2O_SCSI_DSC_PARITY_ERROR_FAILURE 0x0F00 +#define I2O_SCSI_DSC_AUTOSENSE_FAILED 0x1000 +#define I2O_SCSI_DSC_NO_ADAPTER 0x1100 +#define I2O_SCSI_DSC_DATA_OVERRUN 0x1200 +#define I2O_SCSI_DSC_UNEXPECTED_BUS_FREE 0x1300 +#define I2O_SCSI_DSC_SEQUENCE_FAILURE 0x1400 +#define I2O_SCSI_DSC_REQUEST_LENGTH_ERROR 0x1500 +#define I2O_SCSI_DSC_PROVIDE_FAILURE 0x1600 +#define I2O_SCSI_DSC_BDR_MESSAGE_SENT 0x1700 +#define I2O_SCSI_DSC_REQUEST_TERMINATED 0x1800 +#define I2O_SCSI_DSC_IDE_MESSAGE_SENT 0x3300 +#define I2O_SCSI_DSC_RESOURCE_UNAVAILABLE 0x3400 +#define I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT 0x3500 +#define I2O_SCSI_DSC_MESSAGE_RECEIVED 0x3600 +#define I2O_SCSI_DSC_INVALID_CDB 0x3700 +#define I2O_SCSI_DSC_LUN_INVALID 0x3800 +#define I2O_SCSI_DSC_SCSI_TID_INVALID 0x3900 +#define I2O_SCSI_DSC_FUNCTION_UNAVAILABLE 0x3A00 +#define I2O_SCSI_DSC_NO_NEXUS 0x3B00 +#define I2O_SCSI_DSC_SCSI_IID_INVALID 0x3C00 +#define I2O_SCSI_DSC_CDB_RECEIVED 0x3D00 +#define I2O_SCSI_DSC_LUN_ALREADY_ENABLED 0x3E00 +#define I2O_SCSI_DSC_BUS_BUSY 0x3F00 +#define I2O_SCSI_DSC_QUEUE_FROZEN 0x4000 + + +#ifndef TRUE +#define TRUE 1 +#define FALSE 0 +#endif + +#define HBA_FLAGS_INSTALLED_B 0x00000001 // Adapter Was Installed +#define HBA_FLAGS_BLINKLED_B 0x00000002 // Adapter In Blink LED State +#define HBA_FLAGS_IN_RESET 0x00000040 /* in reset */ +#define HBA_HOSTRESET_FAILED 0x00000080 /* adpt_resethost failed */ + + +// Device state flags +#define DPTI_DEV_ONLINE 0x00 +#define DPTI_DEV_UNSCANNED 0x01 +#define DPTI_DEV_RESET 0x02 +#define DPTI_DEV_OFFLINE 0x04 + + +struct adpt_device { + struct adpt_device* next_lun; + u32 flags; + u32 type; + u32 capacity; + u32 block_size; + u8 scsi_channel; + u8 scsi_id; + u64 scsi_lun; + u8 state; + u16 tid; + struct i2o_device* pI2o_dev; + struct scsi_device *pScsi_dev; +}; + +struct adpt_channel { + struct adpt_device* device[MAX_ID]; /* used as an array of 128 scsi ids */ + u8 scsi_id; + u8 type; + u16 tid; + u32 state; + struct i2o_device* pI2o_dev; +}; + +// HBA state flags +#define DPTI_STATE_RESET (0x01) + +typedef struct _adpt_hba { + struct _adpt_hba *next; + struct pci_dev *pDev; + struct Scsi_Host *host; + u32 state; + spinlock_t state_lock; + int unit; + int host_no; /* SCSI host number */ + u8 initialized; + u8 in_use; /* is the management node open*/ + + char name[32]; + char detail[55]; + + void __iomem *base_addr_virt; + void __iomem *msg_addr_virt; + ulong base_addr_phys; + void __iomem *post_port; + void __iomem *reply_port; + void __iomem *irq_mask; + u16 post_count; + u32 post_fifo_size; + u32 reply_fifo_size; + u32* reply_pool; + dma_addr_t reply_pool_pa; + u32 sg_tablesize; // Scatter/Gather List Size. + u8 top_scsi_channel; + u8 top_scsi_id; + u64 top_scsi_lun; + u8 dma64; + + i2o_status_block* status_block; + dma_addr_t status_block_pa; + i2o_hrt* hrt; + dma_addr_t hrt_pa; + i2o_lct* lct; + dma_addr_t lct_pa; + uint lct_size; + struct i2o_device* devices; + struct adpt_channel channel[MAX_CHANNEL]; + struct proc_dir_entry* proc_entry; /* /proc dir */ + + void __iomem *FwDebugBuffer_P; // Virtual Address Of FW Debug Buffer + u32 FwDebugBufferSize; // FW Debug Buffer Size In Bytes + void __iomem *FwDebugStrLength_P;// Virtual Addr Of FW Debug String Len + void __iomem *FwDebugFlags_P; // Virtual Address Of FW Debug Flags + void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED + void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED + u32 FwDebugFlags; + u32 *ioctl_reply_context[4]; +} adpt_hba; + +struct sg_simple_element { + u32 flag_count; + u32 addr_bus; +}; + +/* + * Function Prototypes + */ + +static void adpt_i2o_sys_shutdown(void); +static int adpt_init(void); +static int adpt_i2o_build_sys_table(void); +static irqreturn_t adpt_isr(int irq, void *dev_id); + +static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d); +static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid, + int group, int field, void *buf, int buflen); +#ifdef DEBUG +static const char *adpt_i2o_get_class_name(int class); +#endif +static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid, + void *opblk, dma_addr_t opblk_pa, int oplen, + void *resblk, dma_addr_t resblk_pa, int reslen); +static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout); +static int adpt_i2o_lct_get(adpt_hba* pHba); +static int adpt_i2o_parse_lct(adpt_hba* pHba); +static int adpt_i2o_activate_hba(adpt_hba* pHba); +static int adpt_i2o_enable_hba(adpt_hba* pHba); +static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d); +static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len); +static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba); +static s32 adpt_i2o_status_get(adpt_hba* pHba); +static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba); +static s32 adpt_i2o_hrt_get(adpt_hba* pHba); +static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* dptdevice); +static s32 adpt_i2o_to_scsi(void __iomem *reply, struct scsi_cmnd* cmd); +static s32 adpt_scsi_host_alloc(adpt_hba* pHba,struct scsi_host_template * sht); +static s32 adpt_hba_reset(adpt_hba* pHba); +static s32 adpt_i2o_reset_hba(adpt_hba* pHba); +static s32 adpt_rescan(adpt_hba* pHba); +static s32 adpt_i2o_reparse_lct(adpt_hba* pHba); +static s32 adpt_send_nop(adpt_hba*pHba,u32 m); +static void adpt_i2o_delete_hba(adpt_hba* pHba); +static void adpt_inquiry(adpt_hba* pHba); +static void adpt_fail_posted_scbs(adpt_hba* pHba); +static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun); +static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ; +static int adpt_i2o_online_hba(adpt_hba* pHba); +static void adpt_i2o_post_wait_complete(u32, int); +static int adpt_i2o_systab_send(adpt_hba* pHba); + +static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg); +static int adpt_open(struct inode *inode, struct file *file); +static int adpt_close(struct inode *inode, struct file *file); + + +#ifdef UARTDELAY +static void adpt_delay(int millisec); +#endif + +#define PRINT_BUFFER_SIZE 512 + +#define HBA_FLAGS_DBG_FLAGS_MASK 0xffff0000 // Mask for debug flags +#define HBA_FLAGS_DBG_KERNEL_PRINT_B 0x00010000 // Kernel Debugger Print +#define HBA_FLAGS_DBG_FW_PRINT_B 0x00020000 // Firmware Debugger Print +#define HBA_FLAGS_DBG_FUNCTION_ENTRY_B 0x00040000 // Function Entry Point +#define HBA_FLAGS_DBG_FUNCTION_EXIT_B 0x00080000 // Function Exit +#define HBA_FLAGS_DBG_ERROR_B 0x00100000 // Error Conditions +#define HBA_FLAGS_DBG_INIT_B 0x00200000 // Init Prints +#define HBA_FLAGS_DBG_OS_COMMANDS_B 0x00400000 // OS Command Info +#define HBA_FLAGS_DBG_SCAN_B 0x00800000 // Device Scan + +#define FW_DEBUG_STR_LENGTH_OFFSET 0 +#define FW_DEBUG_FLAGS_OFFSET 4 +#define FW_DEBUG_BLED_OFFSET 8 + +#define FW_DEBUG_FLAGS_NO_HEADERS_B 0x01 +#endif /* !HOSTS_C */ +#endif /* _DPT_H */ |