patch-2.4.10 linux/drivers/scsi/dpt/dpti_i2o.h

• Lines: 465
• Date: Fri Sep 7 09:28:38 2001
• Orig file: v2.4.9/linux/drivers/scsi/dpt/dpti_i2o.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.9/linux/drivers/scsi/dpt/dpti_i2o.h linux/drivers/scsi/dpt/dpti_i2o.h
@@ -0,0 +1,464 @@
+#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/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
+
+#include <asm/semaphore.h> /* Needed for MUTEX init macros */
+
+/*
+ *	I2O Interface Objects
+ */
+
+#include <linux/config.h>
+#include <linux/notifier.h>
+#include <asm/atomic.h>
+
+#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 */