patch-2.2.16 linux/include/linux/i2o.h

• Lines: 390
• Date: Wed Jun 7 14:26:44 2000
• Orig file: v2.2.15/linux/include/linux/i2o.h
• Orig date: Wed May 3 17:16:51 2000

diff -urN v2.2.15/linux/include/linux/i2o.h linux/include/linux/i2o.h
@@ -1,277 +1,49 @@
 #ifndef _I2O_H
 #define _I2O_H
-
-/*
- *	Tunable parameters first
- */
-
-/* How many different OSM's are we allowing */ 
-#define MAX_I2O_MODULES		64
-/* How many controllers are we allowing */
-#define MAX_I2O_CONTROLLERS	32
-
-#include <linux/ioctl.h>
-
-/*
- * I2O Control IOCTLs and structures
+/* 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.
+ *
  */
-#define I2O_MAGIC_NUMBER	'i'
-#define I2OGETIOPS		_IOR(I2O_MAGIC_NUMBER,0,u8[MAX_I2O_CONTROLLERS])
-#define I2OHRTGET		_IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct)
-#define I2OLCTGET		_IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct)
-#define I2OPARMSET		_IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget)
-#define I2OPARMGET		_IOWR(I2O_MAGIC_NUMBER,4,struct i2o_cmd_psetget)
-#define I2OSWDL			_IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer)
-#define I2OSWUL			_IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer)
-#define I2OSWDEL		_IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer)
-#define I2OVALIDATE		_IOR(I2O_MAGIC_NUMBER,8,u32)
-#define I2OHTML			_IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html)
-#define I2OEVTREG		_IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id)
-#define I2OEVTGET		_IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info)
-
-struct i2o_cmd_hrtlct
-{
-	unsigned int iop;	/* IOP unit number */
-	void *resbuf;		/* Buffer for result */
-	unsigned int *reslen;	/* Buffer length in bytes */
-};
-
-struct i2o_cmd_psetget
-{
-	unsigned int iop;	/* IOP unit number */
-	unsigned int tid;	/* Target device TID */
-	void *opbuf;		/* Operation List buffer */
-	unsigned int oplen;	/* Operation List buffer length in bytes */
-	void *resbuf;		/* Result List buffer */
-	unsigned int *reslen;	/* Result List buffer length in bytes */
-};
-
-struct i2o_sw_xfer
-{
-	unsigned int iop;	/* IOP unit number */
-	unsigned char flags;	/* Flags field */
-	unsigned char sw_type;	/* Software type */
-	unsigned int sw_id;	/* Software ID */
-	void *buf;		/* Pointer to software buffer */
-	unsigned int *swlen;	/* Length of software data */
-	unsigned int *maxfrag;	/* Maximum fragment count */
-        unsigned int *curfrag;	/* Current fragment count */
-};
-
-struct i2o_html
-{
-	unsigned int iop;	/* IOP unit number */
-	unsigned int tid;	/* Target device ID */
-	unsigned int page;	/* HTML page */
-	void *resbuf;		/* Buffer for reply HTML page */
-	unsigned int *reslen;	/* Length in bytes of reply buffer */
-	void *qbuf;		/* Pointer to HTTP query string */
-	unsigned int qlen;	/* Length in bytes of query string buffer */
-};
 
-#define I2O_EVT_Q_LEN 32
+#ifdef __KERNEL__       /* This file to be included by kernel only */
 
-struct i2o_evt_id
-{
-	unsigned int iop;
-	unsigned int tid;
-	unsigned int evt_mask;
-};
-
-//
-// Event data size = frame size - message header + evt indicator
-#define I2O_EVT_DATA_SIZE 88
-
-struct i2o_evt_info
-{
-	struct i2o_evt_id id;
-	unsigned char evt_data[I2O_EVT_DATA_SIZE];
- 	unsigned int data_size;
-};
+#include <linux/i2o-dev.h>
 
-struct i2o_evt_get
-{
-	struct i2o_evt_info info;
-	int pending;
-	int lost;
-};
+#include <asm/semaphore.h> /* Needed for MUTEX init macros */
+#include <linux/config.h>
+#include <linux/notifier.h>
+#include <asm/atomic.h>
 
 
-/**************************************************************************
- * HRT related constants and structures
- **************************************************************************/
-#define I2O_BUS_LOCAL	0
-#define I2O_BUS_ISA	1
-#define I2O_BUS_EISA	2
-#define I2O_BUS_MCA	3
-#define I2O_BUS_PCI	4
-#define I2O_BUS_PCMCIA	5
-#define I2O_BUS_NUBUS	6
-#define I2O_BUS_CARDBUS	7
-#define I2O_BUS_UNKNOWN	0x80
-
-#ifndef __KERNEL__
-typedef unsigned char u8;
-typedef unsigned short u16;
-typedef unsigned int u32;
-#endif /* __KERNEL__ */
-
-typedef struct _i2o_pci_bus {
-	u8 PciFunctionNumber;
-	u8 PciDeviceNumber;
-	u8 PciBusNumber;
-	u8 reserved;
-	u16 PciVendorID;
-	u16 PciDeviceID;
-} i2o_pci_bus;
-
-typedef struct _i2o_local_bus {
-	u16 LbBaseIOPort;
-	u16 reserved;
-	u32 LbBaseMemoryAddress;
-} i2o_local_bus;
-
-typedef struct _i2o_isa_bus {
-	u16 IsaBaseIOPort;
-	u8 CSN;
-	u8 reserved;
-	u32 IsaBaseMemoryAddress;
-} i2o_isa_bus;
-
-typedef struct _i2o_eisa_bus_info {
-	u16 EisaBaseIOPort;
-	u8 reserved;
-	u8 EisaSlotNumber;
-	u32 EisaBaseMemoryAddress;
-} i2o_eisa_bus;
-
-typedef struct _i2o_mca_bus {
-	u16 McaBaseIOPort;
-	u8 reserved;
-	u8 McaSlotNumber;
-	u32 McaBaseMemoryAddress;
-} i2o_mca_bus;
-
-typedef struct _i2o_other_bus {
-	u16 BaseIOPort;
-	u16 reserved;
-	u32 BaseMemoryAddress;
-} i2o_other_bus;
-
-typedef struct _i2o_hrt_entry {
-	u32 adapter_id;
-	u32 parent_tid:12;
-	u32 state:4;
-	u32 bus_num:8;
-	u32 bus_type:8;
-	union {
-		i2o_pci_bus pci_bus;
-		i2o_local_bus local_bus;
-		i2o_isa_bus isa_bus;
-		i2o_eisa_bus eisa_bus;
-		i2o_mca_bus mca_bus;
-		i2o_other_bus other_bus;
-	} bus;
-} i2o_hrt_entry;
+/*
+ *	Tunable parameters first
+ */
 
-typedef struct _i2o_hrt {
-	u16 num_entries;
-	u8 entry_len;
-	u8 hrt_version;
-	u32 change_ind;
-	i2o_hrt_entry hrt_entry[1];
-} i2o_hrt;
-
-typedef struct _i2o_lct_entry {
-	u32 entry_size:16;
-	u32 tid:12;
-	u32 reserved:4;
-	u32 change_ind;
-	u32 device_flags;
-	u32 class_id:12;
-	u32 version:4;
-	u32 vendor_id:16;
-	u32 sub_class;
-	u32 user_tid:12;
-	u32 parent_tid:12;
-	u32 bios_info:8;
-	u8 identity_tag[8];
-	u32 event_capabilities;
-} i2o_lct_entry;
-
-typedef struct _i2o_lct {
-	u32 table_size:16;
-	u32 boot_tid:12;
-	u32 lct_ver:4;
-	u32 iop_flags;
-	u32 current_change_ind;
-	i2o_lct_entry lct_entry[1];
-} i2o_lct;
-
-typedef struct _i2o_status_block {
-	u16 org_id;
-	u16 reserved;
-	u16 iop_id:12;
-	u16 reserved1:4;
-	u16 host_unit_id;
-	u16 segment_number:12;
-	u16 i2o_version:4;
-	u8 iop_state;
-	u8 msg_type;
-	u16 inbound_frame_size;
-	u8 init_code;	
-	u8 reserved2;
-	u32 max_inbound_frames;
-	u32 cur_inbound_frames;
-	u32 max_outbound_frames;
-	char product_id[24];	
-	u32 expected_lct_size;
-	u32 iop_capabilities;
-	u32 desired_mem_size;
-	u32 current_mem_size;
-	u32 current_mem_base;
-	u32 desired_io_size;
-	u32 current_io_size;
-	u32 current_io_base;
-	u32 reserved3:24;
-	u32 cmd_status:8;
-} i2o_status_block;
- 
-/* Event indicator mask flags */
-#define I2O_EVT_IND_STATE_CHANGE		0x80000000
-#define I2O_EVT_IND_GENERAL_WARNING		0x40000000
-#define I2O_EVT_IND_CONFIGURATION_FLAG		0x20000000
-#define I2O_EVT_IND_LOCK_RELEASE		0x10000000
-#define I2O_EVT_IND_CAPABILITY_CHANGE		0x08000000
-#define I2O_EVT_IND_DEVICE_RESET		0x04000000
-#define I2O_EVT_IND_EVT_MASK_MODIFIED		0x02000000
-#define I2O_EVT_IND_FIELD_MODIFIED		0x01000000
-#define I2O_EVT_IND_VENDOR_EVT			0x00800000
-#define I2O_EVT_IND_DEVICE_STATE		0x00400000
-
-/* Event data for generic events */
-#define I2O_EVT_STATE_CHANGE_NORMAL		0x00
-#define I2O_EVT_STATE_CHANGE_SUSPENDED		0x01
-#define I2O_EVT_STATE_CHANGE_RESTART		0x02
-#define I2O_EVT_STATE_CHANGE_NA_RECOVER		0x03
-#define I2O_EVT_STATE_CHANGE_NA_NO_RECOVER	0x04
-#define I2O_EVT_STATE_CHANGE_QUIESCE_REQUEST	0x05
-#define I2O_EVT_STATE_CHANGE_FAILED		0x10
-#define I2O_EVT_STATE_CHANGE_FAULTED		0x11
-
-#define I2O_EVT_GEN_WARNING_NORMAL		0x00
-#define I2O_EVT_GEN_WARNING_ERROR_THRESHOLD	0x01
-#define I2O_EVT_GEN_WARNING_MEDIA_FAULT		0x02
+/* 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 */
+//#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
  */
@@ -303,7 +75,7 @@
  
 struct i2o_device
 {
-	i2o_lct_entry *lct_data;/* Device LCT information */
+	i2o_lct_entry lct_data;/* Device LCT information */
 	u32 flags;		
 	int i2oversion;		/* I2O version supported. Actually there
 				 * should be high and low version */
@@ -356,8 +128,14 @@
 	volatile u32 *reply_port;
 	volatile u32 *irq_mask;			/* Interrupt port */
 
+        /* Dynamic LCT related data */
+        struct semaphore lct_sem;
+        int lct_pid;
+        int lct_running;
+
 	i2o_status_block *status_block;		/* IOP status block */
-	i2o_lct *lct;
+	i2o_lct *lct;				/* Logical Config Table */
+	i2o_lct *dlct;				/* Temp LCT */
 	i2o_hrt *hrt;
 
 	u32 mem_offset;				/* MFA offset */
@@ -390,7 +168,19 @@
 
 struct i2o_handler
 {
+        /* Message reply handler */
+
 	void (*reply)(struct i2o_handler *, struct i2o_controller *, struct i2o_message *);
+
+        /* New device notification handler */
+        void (*new_dev_notify)(struct i2o_controller *, struct i2o_device *);
+
+        /* Device deltion handler */
+        void (*dev_del_notify)(struct i2o_controller *, struct i2o_device *);
+
+        /* Reboot notification handler */
+        void (*reboot_notify)(void);
+
 	char *name;
 	int context;		/* Low 8 bits of the transaction info */
 	u32 class;			/* I2O classes that this driver handles */
@@ -509,8 +299,10 @@
 extern int i2o_install_handler(struct i2o_handler *);
 extern int i2o_remove_handler(struct i2o_handler *);
 
-extern int i2o_claim_device(struct i2o_device *, struct i2o_handler *, u32);
-extern int i2o_release_device(struct i2o_device *, struct i2o_handler *, u32);
+extern int i2o_claim_device(struct i2o_device *, struct i2o_handler *);
+extern int i2o_release_device(struct i2o_device *, struct i2o_handler *);
+extern int i2o_device_notify_on(struct i2o_device *, struct i2o_handler *);
+extern int i2o_device_notify_off(struct i2o_device *, struct i2o_handler *);
 
 extern int i2o_post_this(struct i2o_controller *, u32 *, int);
 extern int i2o_post_wait(struct i2o_controller *, u32 *, int, int);
@@ -525,9 +317,10 @@
 extern int i2o_clear_table(struct i2o_controller *, int, int); 
 extern int i2o_row_add_table(struct i2o_controller *, int, int, int, void *,
 			     int);
+extern int i2o_row_delete_table(struct i2o_controller *, int, int, int, void *,			int);
 
-extern int i2o_event_register(struct i2o_controller *, int, int, u32); 
-extern int i2o_event_ack(struct i2o_controller *, int, int, u32, void *, int);
+extern int i2o_event_register(struct i2o_controller *, u32, u32,u32, u32); 
+extern int i2o_event_ack(struct i2o_controller *,  u32 *);
 
 extern void i2o_run_queue(struct i2o_controller *);
 extern void i2o_report_status(const char *, const char *, u32 *);
@@ -843,6 +636,12 @@
 
 #define I2O_POST_WAIT_OK	0
 #define I2O_POST_WAIT_TIMEOUT	-ETIMEDOUT
+
+#define DECLARE_MUTEX(name) struct semaphore name=MUTEX
+
+typedef struct wait_queue *wait_queue_head_t;
+#define DECLARE_WAIT_QUEUE_HEAD(wait)\
+        wait_queue_head_t wait
 
 #endif /* __KERNEL__ */