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55 #ifndef _3W_XXXX_H
56 #define _3W_XXXX_H
57
58 #include <linux/types.h>
59
60
61 static char *tw_aen_string[] = {
62 [0x000] = "INFO: AEN queue empty",
63 [0x001] = "INFO: Soft reset occurred",
64 [0x002] = "ERROR: Unit degraded: Unit #",
65 [0x003] = "ERROR: Controller error",
66 [0x004] = "ERROR: Rebuild failed: Unit #",
67 [0x005] = "INFO: Rebuild complete: Unit #",
68 [0x006] = "ERROR: Incomplete unit detected: Unit #",
69 [0x007] = "INFO: Initialization complete: Unit #",
70 [0x008] = "WARNING: Unclean shutdown detected: Unit #",
71 [0x009] = "WARNING: ATA port timeout: Port #",
72 [0x00A] = "ERROR: Drive error: Port #",
73 [0x00B] = "INFO: Rebuild started: Unit #",
74 [0x00C] = "INFO: Initialization started: Unit #",
75 [0x00D] = "ERROR: Logical unit deleted: Unit #",
76 [0x00F] = "WARNING: SMART threshold exceeded: Port #",
77 [0x021] = "WARNING: ATA UDMA downgrade: Port #",
78 [0x022] = "WARNING: ATA UDMA upgrade: Port #",
79 [0x023] = "WARNING: Sector repair occurred: Port #",
80 [0x024] = "ERROR: SBUF integrity check failure",
81 [0x025] = "ERROR: Lost cached write: Port #",
82 [0x026] = "ERROR: Drive ECC error detected: Port #",
83 [0x027] = "ERROR: DCB checksum error: Port #",
84 [0x028] = "ERROR: DCB unsupported version: Port #",
85 [0x029] = "INFO: Verify started: Unit #",
86 [0x02A] = "ERROR: Verify failed: Port #",
87 [0x02B] = "INFO: Verify complete: Unit #",
88 [0x02C] = "WARNING: Overwrote bad sector during rebuild: Port #",
89 [0x02D] = "ERROR: Encountered bad sector during rebuild: Port #",
90 [0x02E] = "ERROR: Replacement drive is too small: Port #",
91 [0x02F] = "WARNING: Verify error: Unit not previously initialized: Unit #",
92 [0x030] = "ERROR: Drive not supported: Port #"
93 };
94
95
96
97
98
99 static unsigned char tw_sense_table[][4] =
100 {
101
102
103 {0x01, 0x03, 0x13, 0x00},
104 {0x04, 0x0b, 0x00, 0x00},
105 {0x10, 0x0b, 0x14, 0x00},
106 {0x40, 0x03, 0x11, 0x00},
107 {0x61, 0x04, 0x00, 0x00},
108 {0x84, 0x0b, 0x47, 0x00},
109 {0xd0, 0x0b, 0x00, 0x00},
110 {0xd1, 0x0b, 0x00, 0x00},
111 {0x37, 0x02, 0x04, 0x00},
112 {0x09, 0x02, 0x04, 0x00},
113
114
115
116 {0x51, 0x0b, 0x00, 0x00}
117 };
118
119
120 #define TW_CONTROL_CLEAR_HOST_INTERRUPT 0x00080000
121 #define TW_CONTROL_CLEAR_ATTENTION_INTERRUPT 0x00040000
122 #define TW_CONTROL_MASK_COMMAND_INTERRUPT 0x00020000
123 #define TW_CONTROL_MASK_RESPONSE_INTERRUPT 0x00010000
124 #define TW_CONTROL_UNMASK_COMMAND_INTERRUPT 0x00008000
125 #define TW_CONTROL_UNMASK_RESPONSE_INTERRUPT 0x00004000
126 #define TW_CONTROL_CLEAR_ERROR_STATUS 0x00000200
127 #define TW_CONTROL_ISSUE_SOFT_RESET 0x00000100
128 #define TW_CONTROL_ENABLE_INTERRUPTS 0x00000080
129 #define TW_CONTROL_DISABLE_INTERRUPTS 0x00000040
130 #define TW_CONTROL_ISSUE_HOST_INTERRUPT 0x00000020
131 #define TW_CONTROL_CLEAR_PARITY_ERROR 0x00800000
132 #define TW_CONTROL_CLEAR_QUEUE_ERROR 0x00400000
133 #define TW_CONTROL_CLEAR_PCI_ABORT 0x00100000
134 #define TW_CONTROL_CLEAR_SBUF_WRITE_ERROR 0x00000008
135
136
137 #define TW_STATUS_MAJOR_VERSION_MASK 0xF0000000
138 #define TW_STATUS_MINOR_VERSION_MASK 0x0F000000
139 #define TW_STATUS_PCI_PARITY_ERROR 0x00800000
140 #define TW_STATUS_QUEUE_ERROR 0x00400000
141 #define TW_STATUS_MICROCONTROLLER_ERROR 0x00200000
142 #define TW_STATUS_PCI_ABORT 0x00100000
143 #define TW_STATUS_HOST_INTERRUPT 0x00080000
144 #define TW_STATUS_ATTENTION_INTERRUPT 0x00040000
145 #define TW_STATUS_COMMAND_INTERRUPT 0x00020000
146 #define TW_STATUS_RESPONSE_INTERRUPT 0x00010000
147 #define TW_STATUS_COMMAND_QUEUE_FULL 0x00008000
148 #define TW_STATUS_RESPONSE_QUEUE_EMPTY 0x00004000
149 #define TW_STATUS_MICROCONTROLLER_READY 0x00002000
150 #define TW_STATUS_COMMAND_QUEUE_EMPTY 0x00001000
151 #define TW_STATUS_ALL_INTERRUPTS 0x000F0000
152 #define TW_STATUS_CLEARABLE_BITS 0x00D00000
153 #define TW_STATUS_EXPECTED_BITS 0x00002000
154 #define TW_STATUS_UNEXPECTED_BITS 0x00F00008
155 #define TW_STATUS_SBUF_WRITE_ERROR 0x00000008
156 #define TW_STATUS_VALID_INTERRUPT 0x00DF0008
157
158
159 #define TW_RESPONSE_ID_MASK 0x00000FF0
160
161
162 #define TW_IO_ADDRESS_RANGE 0x10
163 #define TW_DEVICE_NAME "3ware Storage Controller"
164 #define TW_VENDOR_ID (0x13C1)
165 #define TW_DEVICE_ID (0x1000)
166 #define TW_DEVICE_ID2 (0x1001)
167 #define TW_NUMDEVICES 2
168 #define TW_PCI_CLEAR_PARITY_ERRORS 0xc100
169 #define TW_PCI_CLEAR_PCI_ABORT 0x2000
170
171
172 #define TW_OP_NOP 0x0
173 #define TW_OP_INIT_CONNECTION 0x1
174 #define TW_OP_READ 0x2
175 #define TW_OP_WRITE 0x3
176 #define TW_OP_VERIFY 0x4
177 #define TW_OP_GET_PARAM 0x12
178 #define TW_OP_SET_PARAM 0x13
179 #define TW_OP_SECTOR_INFO 0x1a
180 #define TW_OP_AEN_LISTEN 0x1c
181 #define TW_OP_FLUSH_CACHE 0x0e
182 #define TW_CMD_PACKET 0x1d
183 #define TW_CMD_PACKET_WITH_DATA 0x1f
184
185
186 #define TW_AEN_QUEUE_EMPTY 0x0000
187 #define TW_AEN_SOFT_RESET 0x0001
188 #define TW_AEN_DEGRADED_MIRROR 0x0002
189 #define TW_AEN_CONTROLLER_ERROR 0x0003
190 #define TW_AEN_REBUILD_FAIL 0x0004
191 #define TW_AEN_REBUILD_DONE 0x0005
192 #define TW_AEN_QUEUE_FULL 0x00ff
193 #define TW_AEN_TABLE_UNDEFINED 0x15
194 #define TW_AEN_APORT_TIMEOUT 0x0009
195 #define TW_AEN_DRIVE_ERROR 0x000A
196 #define TW_AEN_SMART_FAIL 0x000F
197 #define TW_AEN_SBUF_FAIL 0x0024
198
199
200 #define TW_ALIGNMENT_6000 64
201 #define TW_ALIGNMENT_7000 4
202 #define TW_MAX_UNITS 16
203 #define TW_COMMAND_ALIGNMENT_MASK 0x1ff
204 #define TW_INIT_MESSAGE_CREDITS 0x100
205 #define TW_INIT_COMMAND_PACKET_SIZE 0x3
206 #define TW_POLL_MAX_RETRIES 20000
207 #define TW_MAX_SGL_LENGTH 62
208 #define TW_ATA_PASS_SGL_MAX 60
209 #define TW_Q_LENGTH 256
210 #define TW_Q_START 0
211 #define TW_MAX_SLOT 32
212 #define TW_MAX_PCI_BUSES 255
213 #define TW_MAX_RESET_TRIES 3
214 #define TW_UNIT_INFORMATION_TABLE_BASE 0x300
215 #define TW_MAX_CMDS_PER_LUN 254
216
217
218 #define TW_BLOCK_SIZE 0x200
219 #define TW_IOCTL 0x80
220 #define TW_UNIT_ONLINE 1
221 #define TW_IN_INTR 1
222 #define TW_IN_RESET 2
223 #define TW_IN_CHRDEV_IOCTL 3
224 #define TW_MAX_SECTORS 256
225 #define TW_MAX_IOCTL_SECTORS 512
226 #define TW_AEN_WAIT_TIME 1000
227 #define TW_IOCTL_WAIT_TIME (1 * HZ)
228 #define TW_ISR_DONT_COMPLETE 2
229 #define TW_ISR_DONT_RESULT 3
230 #define TW_IOCTL_TIMEOUT 25
231 #define TW_IOCTL_CHRDEV_TIMEOUT 60
232 #define TW_IOCTL_CHRDEV_FREE -1
233 #define TW_MAX_CDB_LEN 16
234
235
236
237
238 #define TW_OPSGL_IN(x,y) ((x << 5) | (y & 0x1f))
239 #define TW_SGL_OUT(x) ((x >> 5) & 0x7)
240
241
242 #define TW_RESID_OUT(x) ((x >> 4) & 0xff)
243
244
245 #define TW_UNITHOST_IN(x,y) ((x << 4) | ( y & 0xf))
246 #define TW_UNIT_OUT(x) (x & 0xf)
247
248
249 #define TW_CONTROL_REG_ADDR(x) (x->base_addr)
250 #define TW_STATUS_REG_ADDR(x) (x->base_addr + 0x4)
251 #define TW_COMMAND_QUEUE_REG_ADDR(x) (x->base_addr + 0x8)
252 #define TW_RESPONSE_QUEUE_REG_ADDR(x) (x->base_addr + 0xC)
253 #define TW_CLEAR_ALL_INTERRUPTS(x) (outl(TW_STATUS_VALID_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
254 #define TW_CLEAR_ATTENTION_INTERRUPT(x) (outl(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
255 #define TW_CLEAR_HOST_INTERRUPT(x) (outl(TW_CONTROL_CLEAR_HOST_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
256 #define TW_DISABLE_INTERRUPTS(x) (outl(TW_CONTROL_DISABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x)))
257 #define TW_ENABLE_AND_CLEAR_INTERRUPTS(x) (outl(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT | TW_CONTROL_UNMASK_RESPONSE_INTERRUPT | TW_CONTROL_ENABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x)))
258 #define TW_MASK_COMMAND_INTERRUPT(x) (outl(TW_CONTROL_MASK_COMMAND_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
259 #define TW_UNMASK_COMMAND_INTERRUPT(x) (outl(TW_CONTROL_UNMASK_COMMAND_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
260 #define TW_SOFT_RESET(x) (outl(TW_CONTROL_ISSUE_SOFT_RESET | \
261 TW_CONTROL_CLEAR_HOST_INTERRUPT | \
262 TW_CONTROL_CLEAR_ATTENTION_INTERRUPT | \
263 TW_CONTROL_MASK_COMMAND_INTERRUPT | \
264 TW_CONTROL_MASK_RESPONSE_INTERRUPT | \
265 TW_CONTROL_CLEAR_ERROR_STATUS | \
266 TW_CONTROL_DISABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x)))
267 #define TW_STATUS_ERRORS(x) \
268 (((x & TW_STATUS_PCI_ABORT) || \
269 (x & TW_STATUS_PCI_PARITY_ERROR) || \
270 (x & TW_STATUS_QUEUE_ERROR) || \
271 (x & TW_STATUS_MICROCONTROLLER_ERROR)) && \
272 (x & TW_STATUS_MICROCONTROLLER_READY))
273
274 #ifdef TW_DEBUG
275 #define dprintk(msg...) printk(msg)
276 #else
277 #define dprintk(msg...) do { } while(0)
278 #endif
279
280 #pragma pack(1)
281
282
283 typedef struct TAG_TW_SG_Entry {
284 u32 address;
285 u32 length;
286 } TW_SG_Entry;
287
288 typedef unsigned char TW_Sector[512];
289
290
291 typedef struct TW_Command {
292 unsigned char opcode__sgloffset;
293 unsigned char size;
294 unsigned char request_id;
295 unsigned char unit__hostid;
296
297 unsigned char status;
298 unsigned char flags;
299 union {
300 unsigned short block_count;
301 unsigned short parameter_count;
302 unsigned short message_credits;
303 } byte6;
304 union {
305 struct {
306 u32 lba;
307 TW_SG_Entry sgl[TW_MAX_SGL_LENGTH];
308 u32 padding;
309 } io;
310 struct {
311 TW_SG_Entry sgl[TW_MAX_SGL_LENGTH];
312 u32 padding[2];
313 } param;
314 struct {
315 u32 response_queue_pointer;
316 u32 padding[125];
317 } init_connection;
318 struct {
319 char version[504];
320 } ioctl_miniport_version;
321 } byte8;
322 } TW_Command;
323
324 #pragma pack()
325
326 typedef struct TAG_TW_Ioctl {
327 unsigned char opcode;
328 unsigned short table_id;
329 unsigned char parameter_id;
330 unsigned char parameter_size_bytes;
331 unsigned char unit_index;
332 unsigned char data[1];
333 } TW_Ioctl;
334
335 #pragma pack(1)
336
337
338 typedef struct TAG_TW_New_Ioctl {
339 unsigned int data_buffer_length;
340 unsigned char padding [508];
341 TW_Command firmware_command;
342 char data_buffer[1];
343 } TW_New_Ioctl;
344
345
346 typedef struct {
347 unsigned short table_id;
348 unsigned char parameter_id;
349 unsigned char parameter_size_bytes;
350 unsigned char data[1];
351 } TW_Param, *PTW_Param;
352
353
354 typedef union TAG_TW_Response_Queue {
355 u32 response_id;
356 u32 value;
357 } TW_Response_Queue;
358
359 typedef int TW_Cmd_State;
360
361 #define TW_S_INITIAL 0x1
362 #define TW_S_STARTED 0x2
363 #define TW_S_POSTED 0x4
364 #define TW_S_PENDING 0x8
365 #define TW_S_COMPLETED 0x10
366 #define TW_S_FINISHED 0x20
367 #define TW_START_MASK (TW_S_STARTED | TW_S_POSTED | TW_S_PENDING | TW_S_COMPLETED)
368
369
370 typedef struct TAG_TW_Passthru
371 {
372 unsigned char opcode__sgloffset;
373 unsigned char size;
374 unsigned char request_id;
375 unsigned char aport__hostid;
376 unsigned char status;
377 unsigned char flags;
378 unsigned short param;
379 unsigned short features;
380 unsigned short sector_count;
381 unsigned short sector_num;
382 unsigned short cylinder_lo;
383 unsigned short cylinder_hi;
384 unsigned char drive_head;
385 unsigned char command;
386 TW_SG_Entry sg_list[TW_ATA_PASS_SGL_MAX];
387 unsigned char padding[12];
388 } TW_Passthru;
389
390 #pragma pack()
391
392 typedef struct TAG_TW_Device_Extension {
393 u32 base_addr;
394 unsigned long *alignment_virtual_address[TW_Q_LENGTH];
395 unsigned long alignment_physical_address[TW_Q_LENGTH];
396 int is_unit_present[TW_MAX_UNITS];
397 unsigned long *command_packet_virtual_address[TW_Q_LENGTH];
398 unsigned long command_packet_physical_address[TW_Q_LENGTH];
399 struct pci_dev *tw_pci_dev;
400 struct scsi_cmnd *srb[TW_Q_LENGTH];
401 unsigned char free_queue[TW_Q_LENGTH];
402 unsigned char free_head;
403 unsigned char free_tail;
404 unsigned char pending_queue[TW_Q_LENGTH];
405 unsigned char pending_head;
406 unsigned char pending_tail;
407 TW_Cmd_State state[TW_Q_LENGTH];
408 u32 posted_request_count;
409 u32 max_posted_request_count;
410 u32 request_count_marked_pending;
411 u32 pending_request_count;
412 u32 max_pending_request_count;
413 u32 max_sgl_entries;
414 u32 sgl_entries;
415 u32 num_resets;
416 u32 sector_count;
417 u32 max_sector_count;
418 u32 aen_count;
419 struct Scsi_Host *host;
420 struct mutex ioctl_lock;
421 unsigned short aen_queue[TW_Q_LENGTH];
422 unsigned char aen_head;
423 unsigned char aen_tail;
424 volatile long flags;
425 int reset_print;
426 volatile int chrdev_request_id;
427 wait_queue_head_t ioctl_wqueue;
428 } TW_Device_Extension;
429
430 #endif