1 files changed, 459 insertions, 0 deletions

diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h
new file mode 100644
index 000000000000..a9585f5235d9
--- /dev/null
+++ b/drivers/scsi/dpt/dpti_i2o.h
@@ -0,0 +1,459 @@
+#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 <asm/semaphore.h> /* Needed for MUTEX init macros */
+#include <linux/version.h>
+#include <linux/config.h>
+#include <linux/notifier.h>
+#include <asm/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
+ */
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
+
+#define DECLARE_MUTEX(name) struct semaphore name=MUTEX
+
+typedef struct wait_queue *adpt_wait_queue_head_t;
+#define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) adpt_wait_queue_head_t wait = NULL
+typedef struct wait_queue adpt_wait_queue_t;
+#else
+
+#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(wait)
+typedef wait_queue_t adpt_wait_queue_t;
+
+#endif
+/*
+ * 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 */