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1/*
2 * I2O user space accessible structures/APIs
3 *
4 * (c) Copyright 1999, 2000 Red Hat Software
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 *
11 *************************************************************************
12 *
13 * This header file defines the I2O APIs that are available to both
14 * the kernel and user level applications. Kernel specific structures
15 * are defined in i2o_osm. OSMs should include _only_ i2o_osm.h which
16 * automatically includs this file.
17 *
18 */
19
20#ifndef _I2O_DEV_H
21#define _I2O_DEV_H
22
23/* How many controllers are we allowing */
24#define MAX_I2O_CONTROLLERS 32
25
26//#include <linux/ioctl.h>
27
28/*
29 * I2O Control IOCTLs and structures
30 */
31#define I2O_MAGIC_NUMBER 'i'
32#define I2OGETIOPS _IOR(I2O_MAGIC_NUMBER,0,u8[MAX_I2O_CONTROLLERS])
33#define I2OHRTGET _IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct)
34#define I2OLCTGET _IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct)
35#define I2OPARMSET _IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget)
36#define I2OPARMGET _IOWR(I2O_MAGIC_NUMBER,4,struct i2o_cmd_psetget)
37#define I2OSWDL _IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer)
38#define I2OSWUL _IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer)
39#define I2OSWDEL _IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer)
40#define I2OVALIDATE _IOR(I2O_MAGIC_NUMBER,8,u32)
41#define I2OHTML _IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html)
42#define I2OEVTREG _IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id)
43#define I2OEVTGET _IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info)
44#define I2OPASSTHRU _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru)
45#define I2OPASSTHRU32 _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru32)
46
47struct i2o_cmd_passthru32 {
48 unsigned int iop; /* IOP unit number */
49 u32 msg; /* message */
50};
51
52struct i2o_cmd_passthru {
53 unsigned int iop; /* IOP unit number */
54 void __user *msg; /* message */
55};
56
57struct i2o_cmd_hrtlct {
58 unsigned int iop; /* IOP unit number */
59 void __user *resbuf; /* Buffer for result */
60 unsigned int __user *reslen; /* Buffer length in bytes */
61};
62
63struct i2o_cmd_psetget {
64 unsigned int iop; /* IOP unit number */
65 unsigned int tid; /* Target device TID */
66 void __user *opbuf; /* Operation List buffer */
67 unsigned int oplen; /* Operation List buffer length in bytes */
68 void __user *resbuf; /* Result List buffer */
69 unsigned int __user *reslen; /* Result List buffer length in bytes */
70};
71
72struct i2o_sw_xfer {
73 unsigned int iop; /* IOP unit number */
74 unsigned char flags; /* Flags field */
75 unsigned char sw_type; /* Software type */
76 unsigned int sw_id; /* Software ID */
77 void __user *buf; /* Pointer to software buffer */
78 unsigned int __user *swlen; /* Length of software data */
79 unsigned int __user *maxfrag; /* Maximum fragment count */
80 unsigned int __user *curfrag; /* Current fragment count */
81};
82
83struct i2o_html {
84 unsigned int iop; /* IOP unit number */
85 unsigned int tid; /* Target device ID */
86 unsigned int page; /* HTML page */
87 void __user *resbuf; /* Buffer for reply HTML page */
88 unsigned int __user *reslen; /* Length in bytes of reply buffer */
89 void __user *qbuf; /* Pointer to HTTP query string */
90 unsigned int qlen; /* Length in bytes of query string buffer */
91};
92
93#define I2O_EVT_Q_LEN 32
94
95struct i2o_evt_id {
96 unsigned int iop;
97 unsigned int tid;
98 unsigned int evt_mask;
99};
100
101/* Event data size = frame size - message header + evt indicator */
102#define I2O_EVT_DATA_SIZE 88
103
104struct i2o_evt_info {
105 struct i2o_evt_id id;
106 unsigned char evt_data[I2O_EVT_DATA_SIZE];
107 unsigned int data_size;
108};
109
110struct i2o_evt_get {
111 struct i2o_evt_info info;
112 int pending;
113 int lost;
114};
115
116/**************************************************************************
117 * HRT related constants and structures
118 **************************************************************************/
119#define I2O_BUS_LOCAL 0
120#define I2O_BUS_ISA 1
121#define I2O_BUS_EISA 2
122#define I2O_BUS_MCA 3
123#define I2O_BUS_PCI 4
124#define I2O_BUS_PCMCIA 5
125#define I2O_BUS_NUBUS 6
126#define I2O_BUS_CARDBUS 7
127#define I2O_BUS_UNKNOWN 0x80
128
129#ifndef __KERNEL__
130
131typedef unsigned char u8;
132typedef unsigned short u16;
133typedef unsigned int u32;
134
135#endif /* __KERNEL__ */
136
137typedef struct _i2o_pci_bus {
138 u8 PciFunctionNumber;
139 u8 PciDeviceNumber;
140 u8 PciBusNumber;
141 u8 reserved;
142 u16 PciVendorID;
143 u16 PciDeviceID;
144} i2o_pci_bus;
145
146typedef struct _i2o_local_bus {
147 u16 LbBaseIOPort;
148 u16 reserved;
149 u32 LbBaseMemoryAddress;
150} i2o_local_bus;
151
152typedef struct _i2o_isa_bus {
153 u16 IsaBaseIOPort;
154 u8 CSN;
155 u8 reserved;
156 u32 IsaBaseMemoryAddress;
157} i2o_isa_bus;
158
159typedef struct _i2o_eisa_bus_info {
160 u16 EisaBaseIOPort;
161 u8 reserved;
162 u8 EisaSlotNumber;
163 u32 EisaBaseMemoryAddress;
164} i2o_eisa_bus;
165
166typedef struct _i2o_mca_bus {
167 u16 McaBaseIOPort;
168 u8 reserved;
169 u8 McaSlotNumber;
170 u32 McaBaseMemoryAddress;
171} i2o_mca_bus;
172
173typedef struct _i2o_other_bus {
174 u16 BaseIOPort;
175 u16 reserved;
176 u32 BaseMemoryAddress;
177} i2o_other_bus;
178
179typedef struct _i2o_hrt_entry {
180 u32 adapter_id;
181 u32 parent_tid:12;
182 u32 state:4;
183 u32 bus_num:8;
184 u32 bus_type:8;
185 union {
186 i2o_pci_bus pci_bus;
187 i2o_local_bus local_bus;
188 i2o_isa_bus isa_bus;
189 i2o_eisa_bus eisa_bus;
190 i2o_mca_bus mca_bus;
191 i2o_other_bus other_bus;
192 } bus;
193} i2o_hrt_entry;
194
195typedef struct _i2o_hrt {
196 u16 num_entries;
197 u8 entry_len;
198 u8 hrt_version;
199 u32 change_ind;
200 i2o_hrt_entry hrt_entry[1];
201} i2o_hrt;
202
203typedef struct _i2o_lct_entry {
204 u32 entry_size:16;
205 u32 tid:12;
206 u32 reserved:4;
207 u32 change_ind;
208 u32 device_flags;
209 u32 class_id:12;
210 u32 version:4;
211 u32 vendor_id:16;
212 u32 sub_class;
213 u32 user_tid:12;
214 u32 parent_tid:12;
215 u32 bios_info:8;
216 u8 identity_tag[8];
217 u32 event_capabilities;
218} i2o_lct_entry;
219
220typedef struct _i2o_lct {
221 u32 table_size:16;
222 u32 boot_tid:12;
223 u32 lct_ver:4;
224 u32 iop_flags;
225 u32 change_ind;
226 i2o_lct_entry lct_entry[1];
227} i2o_lct;
228
229typedef struct _i2o_status_block {
230 u16 org_id;
231 u16 reserved;
232 u16 iop_id:12;
233 u16 reserved1:4;
234 u16 host_unit_id;
235 u16 segment_number:12;
236 u16 i2o_version:4;
237 u8 iop_state;
238 u8 msg_type;
239 u16 inbound_frame_size;
240 u8 init_code;
241 u8 reserved2;
242 u32 max_inbound_frames;
243 u32 cur_inbound_frames;
244 u32 max_outbound_frames;
245 char product_id[24];
246 u32 expected_lct_size;
247 u32 iop_capabilities;
248 u32 desired_mem_size;
249 u32 current_mem_size;
250 u32 current_mem_base;
251 u32 desired_io_size;
252 u32 current_io_size;
253 u32 current_io_base;
254 u32 reserved3:24;
255 u32 cmd_status:8;
256} i2o_status_block;
257
258/* Event indicator mask flags */
259#define I2O_EVT_IND_STATE_CHANGE 0x80000000
260#define I2O_EVT_IND_GENERAL_WARNING 0x40000000
261#define I2O_EVT_IND_CONFIGURATION_FLAG 0x20000000
262#define I2O_EVT_IND_LOCK_RELEASE 0x10000000
263#define I2O_EVT_IND_CAPABILITY_CHANGE 0x08000000
264#define I2O_EVT_IND_DEVICE_RESET 0x04000000
265#define I2O_EVT_IND_EVT_MASK_MODIFIED 0x02000000
266#define I2O_EVT_IND_FIELD_MODIFIED 0x01000000
267#define I2O_EVT_IND_VENDOR_EVT 0x00800000
268#define I2O_EVT_IND_DEVICE_STATE 0x00400000
269
270/* Executive event indicitors */
271#define I2O_EVT_IND_EXEC_RESOURCE_LIMITS 0x00000001
272#define I2O_EVT_IND_EXEC_CONNECTION_FAIL 0x00000002
273#define I2O_EVT_IND_EXEC_ADAPTER_FAULT 0x00000004
274#define I2O_EVT_IND_EXEC_POWER_FAIL 0x00000008
275#define I2O_EVT_IND_EXEC_RESET_PENDING 0x00000010
276#define I2O_EVT_IND_EXEC_RESET_IMMINENT 0x00000020
277#define I2O_EVT_IND_EXEC_HW_FAIL 0x00000040
278#define I2O_EVT_IND_EXEC_XCT_CHANGE 0x00000080
279#define I2O_EVT_IND_EXEC_NEW_LCT_ENTRY 0x00000100
280#define I2O_EVT_IND_EXEC_MODIFIED_LCT 0x00000200
281#define I2O_EVT_IND_EXEC_DDM_AVAILABILITY 0x00000400
282
283/* Random Block Storage Event Indicators */
284#define I2O_EVT_IND_BSA_VOLUME_LOAD 0x00000001
285#define I2O_EVT_IND_BSA_VOLUME_UNLOAD 0x00000002
286#define I2O_EVT_IND_BSA_VOLUME_UNLOAD_REQ 0x00000004
287#define I2O_EVT_IND_BSA_CAPACITY_CHANGE 0x00000008
288#define I2O_EVT_IND_BSA_SCSI_SMART 0x00000010
289
290/* Event data for generic events */
291#define I2O_EVT_STATE_CHANGE_NORMAL 0x00
292#define I2O_EVT_STATE_CHANGE_SUSPENDED 0x01
293#define I2O_EVT_STATE_CHANGE_RESTART 0x02
294#define I2O_EVT_STATE_CHANGE_NA_RECOVER 0x03
295#define I2O_EVT_STATE_CHANGE_NA_NO_RECOVER 0x04
296#define I2O_EVT_STATE_CHANGE_QUIESCE_REQUEST 0x05
297#define I2O_EVT_STATE_CHANGE_FAILED 0x10
298#define I2O_EVT_STATE_CHANGE_FAULTED 0x11
299
300#define I2O_EVT_GEN_WARNING_NORMAL 0x00
301#define I2O_EVT_GEN_WARNING_ERROR_THRESHOLD 0x01
302#define I2O_EVT_GEN_WARNING_MEDIA_FAULT 0x02
303
304#define I2O_EVT_CAPABILITY_OTHER 0x01
305#define I2O_EVT_CAPABILITY_CHANGED 0x02
306
307#define I2O_EVT_SENSOR_STATE_CHANGED 0x01
308
309/*
310 * I2O classes / subclasses
311 */
312
313/* Class ID and Code Assignments
314 * (LCT.ClassID.Version field)
315 */
316#define I2O_CLASS_VERSION_10 0x00
317#define I2O_CLASS_VERSION_11 0x01
318
319/* Class code names
320 * (from v1.5 Table 6-1 Class Code Assignments.)
321 */
322
323#define I2O_CLASS_EXECUTIVE 0x000
324#define I2O_CLASS_DDM 0x001
325#define I2O_CLASS_RANDOM_BLOCK_STORAGE 0x010
326#define I2O_CLASS_SEQUENTIAL_STORAGE 0x011
327#define I2O_CLASS_LAN 0x020
328#define I2O_CLASS_WAN 0x030
329#define I2O_CLASS_FIBRE_CHANNEL_PORT 0x040
330#define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL 0x041
331#define I2O_CLASS_SCSI_PERIPHERAL 0x051
332#define I2O_CLASS_ATE_PORT 0x060
333#define I2O_CLASS_ATE_PERIPHERAL 0x061
334#define I2O_CLASS_FLOPPY_CONTROLLER 0x070
335#define I2O_CLASS_FLOPPY_DEVICE 0x071
336#define I2O_CLASS_BUS_ADAPTER_PORT 0x080
337#define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090
338#define I2O_CLASS_PEER_TRANSPORT 0x091
339#define I2O_CLASS_END 0xfff
340
341/*
342 * Rest of 0x092 - 0x09f reserved for peer-to-peer classes
343 */
344
345#define I2O_CLASS_MATCH_ANYCLASS 0xffffffff
346
347/*
348 * Subclasses
349 */
350
351#define I2O_SUBCLASS_i960 0x001
352#define I2O_SUBCLASS_HDM 0x020
353#define I2O_SUBCLASS_ISM 0x021
354
355/* Operation functions */
356
357#define I2O_PARAMS_FIELD_GET 0x0001
358#define I2O_PARAMS_LIST_GET 0x0002
359#define I2O_PARAMS_MORE_GET 0x0003
360#define I2O_PARAMS_SIZE_GET 0x0004
361#define I2O_PARAMS_TABLE_GET 0x0005
362#define I2O_PARAMS_FIELD_SET 0x0006
363#define I2O_PARAMS_LIST_SET 0x0007
364#define I2O_PARAMS_ROW_ADD 0x0008
365#define I2O_PARAMS_ROW_DELETE 0x0009
366#define I2O_PARAMS_TABLE_CLEAR 0x000A
367
368/*
369 * I2O serial number conventions / formats
370 * (circa v1.5)
371 */
372
373#define I2O_SNFORMAT_UNKNOWN 0
374#define I2O_SNFORMAT_BINARY 1
375#define I2O_SNFORMAT_ASCII 2
376#define I2O_SNFORMAT_UNICODE 3
377#define I2O_SNFORMAT_LAN48_MAC 4
378#define I2O_SNFORMAT_WAN 5
379
380/*
381 * Plus new in v2.0 (Yellowstone pdf doc)
382 */
383
384#define I2O_SNFORMAT_LAN64_MAC 6
385#define I2O_SNFORMAT_DDM 7
386#define I2O_SNFORMAT_IEEE_REG64 8
387#define I2O_SNFORMAT_IEEE_REG128 9
388#define I2O_SNFORMAT_UNKNOWN2 0xff
389
390/*
391 * I2O Get Status State values
392 */
393
394#define ADAPTER_STATE_INITIALIZING 0x01
395#define ADAPTER_STATE_RESET 0x02
396#define ADAPTER_STATE_HOLD 0x04
397#define ADAPTER_STATE_READY 0x05
398#define ADAPTER_STATE_OPERATIONAL 0x08
399#define ADAPTER_STATE_FAILED 0x10
400#define ADAPTER_STATE_FAULTED 0x11
401
402#endif /* _I2O_DEV_H */