xref: /freebsd/sys/dev/hptmv/entry.c (revision c29e05113c000dc04552f8d21a92fd00c60d0a98)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2004-2005 HighPoint Technologies, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/kernel.h>
32 #include <sys/bus.h>
33 #include <sys/malloc.h>
34 #include <sys/resource.h>
35 #include <sys/time.h>
36 #include <sys/callout.h>
37 #include <sys/signalvar.h>
38 #include <sys/eventhandler.h>
39 #include <sys/proc.h>
40 #include <sys/kthread.h>
41 
42 #include <sys/mutex.h>
43 #include <sys/module.h>
44 #include <sys/sx.h>
45 
46 #include <dev/pci/pcireg.h>
47 #include <dev/pci/pcivar.h>
48 
49 #ifndef __KERNEL__
50 #define __KERNEL__
51 #endif
52 
53 #include <dev/hptmv/global.h>
54 #include <dev/hptmv/hptintf.h>
55 #include <dev/hptmv/osbsd.h>
56 #include <dev/hptmv/access601.h>
57 
58 
59 #ifdef DEBUG
60 #ifdef DEBUG_LEVEL
61 int hpt_dbg_level = DEBUG_LEVEL;
62 #else
63 int hpt_dbg_level = 0;
64 #endif
65 #endif
66 
67 #define MV_ERROR printf
68 
69 /*
70  * CAM SIM entry points
71  */
72 static int 	hpt_probe (device_t dev);
73 static void launch_worker_thread(void);
74 static int 	hpt_attach(device_t dev);
75 static int 	hpt_detach(device_t dev);
76 static int 	hpt_shutdown(device_t dev);
77 static void hpt_poll(struct cam_sim *sim);
78 static void hpt_intr(void *arg);
79 static void hpt_async(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg);
80 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
81 
82 static device_method_t driver_methods[] = {
83 	/* Device interface */
84 	DEVMETHOD(device_probe,		hpt_probe),
85 	DEVMETHOD(device_attach,	hpt_attach),
86 	DEVMETHOD(device_detach,	hpt_detach),
87 
88 	DEVMETHOD(device_shutdown,	hpt_shutdown),
89 	DEVMETHOD_END
90 };
91 
92 static driver_t hpt_pci_driver = {
93 	__str(PROC_DIR_NAME),
94 	driver_methods,
95 	sizeof(IAL_ADAPTER_T)
96 };
97 
98 DRIVER_MODULE(PROC_DIR_NAME, pci, hpt_pci_driver, NULL, NULL);
99 MODULE_DEPEND(PROC_DIR_NAME, cam, 1, 1, 1);
100 
101 #define ccb_ccb_ptr spriv_ptr0
102 #define ccb_adapter ccb_h.spriv_ptr1
103 
104 static void SetInquiryData(PINQUIRYDATA inquiryData, PVDevice pVDev);
105 static void HPTLIBAPI OsSendCommand (_VBUS_ARG union ccb * ccb);
106 static void HPTLIBAPI fOsCommandDone(_VBUS_ARG PCommand pCmd);
107 static void ccb_done(union ccb *ccb);
108 static void hpt_queue_ccb(union ccb **ccb_Q, union ccb *ccb);
109 static void hpt_free_ccb(union ccb **ccb_Q, union ccb *ccb);
110 static void hpt_intr_locked(IAL_ADAPTER_T *pAdapter);
111 static void	hptmv_free_edma_queues(IAL_ADAPTER_T *pAdapter);
112 static void	hptmv_free_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum);
113 static void	handleEdmaError(_VBUS_ARG PCommand pCmd);
114 static int	hptmv_init_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum);
115 static int	fResetActiveCommands(PVBus _vbus_p);
116 static void	fRegisterVdevice(IAL_ADAPTER_T *pAdapter);
117 static int	hptmv_allocate_edma_queues(IAL_ADAPTER_T *pAdapter);
118 static void	hptmv_handle_event_disconnect(void *data);
119 static void	hptmv_handle_event_connect(void *data);
120 static int	start_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum);
121 static void	init_vdev_params(IAL_ADAPTER_T *pAdapter, MV_U8 channel);
122 static int	hptmv_parse_identify_results(MV_SATA_CHANNEL *pMvSataChannel);
123 static int HPTLIBAPI fOsBuildSgl(_VBUS_ARG PCommand pCmd, FPSCAT_GATH pSg,
124     int logical);
125 static MV_BOOLEAN CommandCompletionCB(MV_SATA_ADAPTER *pMvSataAdapter,
126     MV_U8 channelNum, MV_COMPLETION_TYPE comp_type, MV_VOID_PTR commandId,
127     MV_U16 responseFlags, MV_U32 timeStamp,
128     MV_STORAGE_DEVICE_REGISTERS *registerStruct);
129 static MV_BOOLEAN hptmv_event_notify(MV_SATA_ADAPTER *pMvSataAdapter,
130     MV_EVENT_TYPE eventType, MV_U32 param1, MV_U32 param2);
131 
132 #define ccb_ccb_ptr spriv_ptr0
133 #define ccb_adapter ccb_h.spriv_ptr1
134 
135 static struct sx hptmv_list_lock;
136 SX_SYSINIT(hptmv_list_lock, &hptmv_list_lock, "hptmv list");
137 IAL_ADAPTER_T *gIal_Adapter = NULL;
138 IAL_ADAPTER_T *pCurAdapter = NULL;
139 static MV_SATA_CHANNEL gMvSataChannels[MAX_VBUS][MV_SATA_CHANNELS_NUM];
140 
141 typedef struct st_HPT_DPC {
142 	IAL_ADAPTER_T *pAdapter;
143 	void (*dpc)(IAL_ADAPTER_T *, void *, UCHAR);
144 	void *arg;
145 	UCHAR flags;
146 } ST_HPT_DPC;
147 
148 #define MAX_DPC 16
149 UCHAR DPC_Request_Nums = 0;
150 static ST_HPT_DPC DpcQueue[MAX_DPC];
151 static int DpcQueue_First=0;
152 static int DpcQueue_Last = 0;
153 static struct mtx DpcQueue_Lock;
154 MTX_SYSINIT(hpmtv_dpc_lock, &DpcQueue_Lock, "hptmv dpc", MTX_DEF);
155 
156 char DRIVER_VERSION[] = "v1.16";
157 
158 /*******************************************************************************
159  *	Name:	hptmv_free_channel
160  *
161  *	Description:	free allocated queues for the given channel
162  *
163  *	Parameters:    	pMvSataAdapter - pointer to the RR18xx controller this
164  * 					channel connected to.
165  *			channelNum - channel number.
166  *
167  ******************************************************************************/
168 static void
hptmv_free_channel(IAL_ADAPTER_T * pAdapter,MV_U8 channelNum)169 hptmv_free_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum)
170 {
171 	HPT_ASSERT(channelNum < MV_SATA_CHANNELS_NUM);
172 	pAdapter->mvSataAdapter.sataChannel[channelNum] = NULL;
173 }
174 
failDevice(PVDevice pVDev)175 static void failDevice(PVDevice pVDev)
176 {
177 	PVBus _vbus_p = pVDev->pVBus;
178 	IAL_ADAPTER_T *pAdapter = (IAL_ADAPTER_T *)_vbus_p->OsExt;
179 
180 	pVDev->u.disk.df_on_line = 0;
181 	pVDev->vf_online = 0;
182 	if (pVDev->pfnDeviceFailed)
183 		CallWhenIdle(_VBUS_P (DPC_PROC)pVDev->pfnDeviceFailed, pVDev);
184 
185 	fNotifyGUI(ET_DEVICE_REMOVED, pVDev);
186 
187 #ifndef FOR_DEMO
188 	if (pAdapter->ver_601==2 && !pAdapter->beeping) {
189 		pAdapter->beeping = 1;
190 		BeepOn(pAdapter->mvSataAdapter.adapterIoBaseAddress);
191 		set_fail_led(&pAdapter->mvSataAdapter, pVDev->u.disk.mv->channelNumber, 1);
192 	}
193 #endif
194 }
195 
196 int MvSataResetChannel(MV_SATA_ADAPTER *pMvSataAdapter, MV_U8 channel);
197 
198 static void
handleEdmaError(_VBUS_ARG PCommand pCmd)199 handleEdmaError(_VBUS_ARG PCommand pCmd)
200 {
201 	PDevice pDevice = &pCmd->pVDevice->u.disk;
202 	MV_SATA_ADAPTER * pSataAdapter = pDevice->mv->mvSataAdapter;
203 
204 	if (!pDevice->df_on_line) {
205 		KdPrint(("Device is offline"));
206 		pCmd->Result = RETURN_BAD_DEVICE;
207 		CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
208 		return;
209 	}
210 
211 	if (pCmd->RetryCount++>5) {
212 		hpt_printk(("too many retries on channel(%d)\n", pDevice->mv->channelNumber));
213 failed:
214 		failDevice(pCmd->pVDevice);
215 		pCmd->Result = RETURN_IDE_ERROR;
216 		CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
217 		return;
218 	}
219 
220 	/* reset the channel and retry the command */
221 	if (MvSataResetChannel(pSataAdapter, pDevice->mv->channelNumber))
222 		goto failed;
223 
224 	fNotifyGUI(ET_DEVICE_ERROR, Map2pVDevice(pDevice));
225 
226 	hpt_printk(("Retry on channel(%d)\n", pDevice->mv->channelNumber));
227 	fDeviceSendCommand(_VBUS_P pCmd);
228 }
229 
230 /****************************************************************
231  *	Name:	hptmv_init_channel
232  *
233  *	Description:	allocate request and response queues for the EDMA of the
234  *					given channel and sets other fields.
235  *
236  *	Parameters:
237  *		pAdapter - pointer to the emulated adapter data structure
238  *		channelNum - channel number.
239  *	Return:	0 on success, otherwise on failure
240  ****************************************************************/
241 static int
hptmv_init_channel(IAL_ADAPTER_T * pAdapter,MV_U8 channelNum)242 hptmv_init_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum)
243 {
244 	MV_SATA_CHANNEL *pMvSataChannel;
245 	dma_addr_t    req_dma_addr;
246 	dma_addr_t    rsp_dma_addr;
247 
248 	if (channelNum >= MV_SATA_CHANNELS_NUM)
249 	{
250 		MV_ERROR("RR18xx[%d]: Bad channelNum=%d",
251 				 pAdapter->mvSataAdapter.adapterId, channelNum);
252 		return -1;
253 	}
254 
255 	pMvSataChannel = &gMvSataChannels[pAdapter->mvSataAdapter.adapterId][channelNum];
256 	pAdapter->mvSataAdapter.sataChannel[channelNum] = pMvSataChannel;
257 	pMvSataChannel->channelNumber = channelNum;
258 	pMvSataChannel->lba48Address = MV_FALSE;
259 	pMvSataChannel->maxReadTransfer = MV_FALSE;
260 
261 	pMvSataChannel->requestQueue = (struct mvDmaRequestQueueEntry *)
262 								   (pAdapter->requestsArrayBaseAlignedAddr + (channelNum * MV_EDMA_REQUEST_QUEUE_SIZE));
263 	req_dma_addr = pAdapter->requestsArrayBaseDmaAlignedAddr + (channelNum * MV_EDMA_REQUEST_QUEUE_SIZE);
264 
265 
266 	KdPrint(("requestQueue addr is 0x%llX", (HPT_U64)(ULONG_PTR)req_dma_addr));
267 
268 	/* check the 1K alignment of the request queue*/
269 	if (req_dma_addr & 0x3ff)
270 	{
271 		MV_ERROR("RR18xx[%d]: request queue allocated isn't 1 K aligned,"
272 				 " dma_addr=%llx channel=%d\n", pAdapter->mvSataAdapter.adapterId,
273 				 (HPT_U64)(ULONG_PTR)req_dma_addr, channelNum);
274 		return -1;
275 	}
276 	pMvSataChannel->requestQueuePciLowAddress = req_dma_addr;
277 	pMvSataChannel->requestQueuePciHiAddress = 0;
278 	KdPrint(("RR18xx[%d,%d]: request queue allocated: 0x%p",
279 			  pAdapter->mvSataAdapter.adapterId, channelNum,
280 			  pMvSataChannel->requestQueue));
281 	pMvSataChannel->responseQueue = (struct mvDmaResponseQueueEntry *)
282 									(pAdapter->responsesArrayBaseAlignedAddr + (channelNum * MV_EDMA_RESPONSE_QUEUE_SIZE));
283 	rsp_dma_addr = pAdapter->responsesArrayBaseDmaAlignedAddr + (channelNum * MV_EDMA_RESPONSE_QUEUE_SIZE);
284 
285 	/* check the 256 alignment of the response queue*/
286 	if (rsp_dma_addr & 0xff)
287 	{
288 		MV_ERROR("RR18xx[%d,%d]: response queue allocated isn't 256 byte "
289 				 "aligned, dma_addr=%llx\n",
290 				 pAdapter->mvSataAdapter.adapterId, channelNum, (HPT_U64)(ULONG_PTR)rsp_dma_addr);
291 		return -1;
292 	}
293 	pMvSataChannel->responseQueuePciLowAddress = rsp_dma_addr;
294 	pMvSataChannel->responseQueuePciHiAddress = 0;
295 	KdPrint(("RR18xx[%d,%d]: response queue allocated: 0x%p",
296 			  pAdapter->mvSataAdapter.adapterId, channelNum,
297 			  pMvSataChannel->responseQueue));
298 
299 	pAdapter->mvChannel[channelNum].online = MV_TRUE;
300 	return 0;
301 }
302 
303 /******************************************************************************
304  *	Name: hptmv_parse_identify_results
305  *
306  *	Description:	this functions parses the identify command results, checks
307  *					that the connected deives can be accesed by RR18xx EDMA,
308  *					and updates the channel structure accordingly.
309  *
310  *	Parameters:     pMvSataChannel, pointer to the channel data structure.
311  *
312  *	Returns:       	=0 ->success, < 0 ->failure.
313  *
314  ******************************************************************************/
315 static int
hptmv_parse_identify_results(MV_SATA_CHANNEL * pMvSataChannel)316 hptmv_parse_identify_results(MV_SATA_CHANNEL *pMvSataChannel)
317 {
318 	MV_U16  *iden = pMvSataChannel->identifyDevice;
319 
320 	/*LBA addressing*/
321 	if (! (iden[IDEN_CAPACITY_1_OFFSET] & 0x200))
322 	{
323 		KdPrint(("IAL Error in IDENTIFY info: LBA not supported\n"));
324 		return -1;
325 	}
326 	else
327 	{
328 		KdPrint(("%25s - %s\n", "Capabilities", "LBA supported"));
329 	}
330 	/*DMA support*/
331 	if (! (iden[IDEN_CAPACITY_1_OFFSET] & 0x100))
332 	{
333 		KdPrint(("IAL Error in IDENTIFY info: DMA not supported\n"));
334 		return -1;
335 	}
336 	else
337 	{
338 		KdPrint(("%25s - %s\n", "Capabilities", "DMA supported"));
339 	}
340 	/* PIO */
341 	if ((iden[IDEN_VALID] & 2) == 0)
342 	{
343 		KdPrint(("IAL Error in IDENTIFY info: not able to find PIO mode\n"));
344 		return -1;
345 	}
346 	KdPrint(("%25s - 0x%02x\n", "PIO modes supported",
347 			  iden[IDEN_PIO_MODE_SPPORTED] & 0xff));
348 
349 	/*UDMA*/
350 	if ((iden[IDEN_VALID] & 4) == 0)
351 	{
352 		KdPrint(("IAL Error in IDENTIFY info: not able to find UDMA mode\n"));
353 		return -1;
354 	}
355 
356 	/* 48 bit address */
357 	if ((iden[IDEN_SUPPORTED_COMMANDS2] & 0x400))
358 	{
359 		KdPrint(("%25s - %s\n", "LBA48 addressing", "supported"));
360 		pMvSataChannel->lba48Address = MV_TRUE;
361 	}
362 	else
363 	{
364 		KdPrint(("%25s - %s\n", "LBA48 addressing", "Not supported"));
365 		pMvSataChannel->lba48Address = MV_FALSE;
366 	}
367 	return 0;
368 }
369 
370 static void
init_vdev_params(IAL_ADAPTER_T * pAdapter,MV_U8 channel)371 init_vdev_params(IAL_ADAPTER_T *pAdapter, MV_U8 channel)
372 {
373 	PVDevice pVDev = &pAdapter->VDevices[channel];
374 	MV_SATA_CHANNEL *pMvSataChannel = pAdapter->mvSataAdapter.sataChannel[channel];
375 	MV_U16_PTR IdentifyData = pMvSataChannel->identifyDevice;
376 
377 	pMvSataChannel->outstandingCommands = 0;
378 
379 	pVDev->u.disk.mv         = pMvSataChannel;
380 	pVDev->u.disk.df_on_line = 1;
381 	pVDev->u.disk.pVBus      = &pAdapter->VBus;
382 	pVDev->pVBus             = &pAdapter->VBus;
383 
384 #ifdef SUPPORT_48BIT_LBA
385 	if (pMvSataChannel->lba48Address == MV_TRUE)
386 		pVDev->u.disk.dDeRealCapacity = ((IdentifyData[101]<<16) | IdentifyData[100]) - 1;
387 	else
388 #endif
389 	if(IdentifyData[53] & 1) {
390 	pVDev->u.disk.dDeRealCapacity =
391 	  (((IdentifyData[58]<<16 | IdentifyData[57]) < (IdentifyData[61]<<16 | IdentifyData[60])) ?
392 		  (IdentifyData[61]<<16 | IdentifyData[60]) :
393 				(IdentifyData[58]<<16 | IdentifyData[57])) - 1;
394 	} else
395 		pVDev->u.disk.dDeRealCapacity =
396 				 (IdentifyData[61]<<16 | IdentifyData[60]) - 1;
397 
398 	pVDev->u.disk.bDeUsable_Mode = pVDev->u.disk.bDeModeSetting =
399 		pAdapter->mvChannel[channel].maxPioModeSupported - MV_ATA_TRANSFER_PIO_0;
400 
401 	if (pAdapter->mvChannel[channel].maxUltraDmaModeSupported!=0xFF) {
402 		pVDev->u.disk.bDeUsable_Mode = pVDev->u.disk.bDeModeSetting =
403 			pAdapter->mvChannel[channel].maxUltraDmaModeSupported - MV_ATA_TRANSFER_UDMA_0 + 8;
404 	}
405 }
406 
device_change(IAL_ADAPTER_T * pAdapter,MV_U8 channelIndex,int plugged)407 static void device_change(IAL_ADAPTER_T *pAdapter , MV_U8 channelIndex, int plugged)
408 {
409 	PVDevice pVDev;
410 	MV_SATA_ADAPTER  *pMvSataAdapter = &pAdapter->mvSataAdapter;
411 	MV_SATA_CHANNEL  *pMvSataChannel = pMvSataAdapter->sataChannel[channelIndex];
412 
413 	if (!pMvSataChannel) return;
414 
415 	if (plugged)
416 	{
417 		pVDev = &(pAdapter->VDevices[channelIndex]);
418 		init_vdev_params(pAdapter, channelIndex);
419 
420 		pVDev->VDeviceType = pVDev->u.disk.df_atapi? VD_ATAPI :
421 			pVDev->u.disk.df_removable_drive? VD_REMOVABLE : VD_SINGLE_DISK;
422 
423 		pVDev->VDeviceCapacity = pVDev->u.disk.dDeRealCapacity-SAVE_FOR_RAID_INFO;
424 		pVDev->pfnSendCommand = pfnSendCommand[pVDev->VDeviceType];
425 		pVDev->pfnDeviceFailed = pfnDeviceFailed[pVDev->VDeviceType];
426 		pVDev->vf_online = 1;
427 
428 #ifdef SUPPORT_ARRAY
429 		if(pVDev->pParent)
430 		{
431 			int iMember;
432 			for (iMember = 0; iMember < pVDev->pParent->u.array.bArnMember; iMember++)
433 				if((PVDevice)pVDev->pParent->u.array.pMember[iMember] == pVDev)
434 					pVDev->pParent->u.array.pMember[iMember] = NULL;
435 			pVDev->pParent = NULL;
436 		}
437 #endif
438 		fNotifyGUI(ET_DEVICE_PLUGGED,pVDev);
439 		fCheckBootable(pVDev);
440 		RegisterVDevice(pVDev);
441 
442 #ifndef FOR_DEMO
443 		if (pAdapter->beeping) {
444 			pAdapter->beeping = 0;
445 			BeepOff(pAdapter->mvSataAdapter.adapterIoBaseAddress);
446 		}
447 #endif
448 
449 	}
450 	else
451 	{
452 		pVDev  = &(pAdapter->VDevices[channelIndex]);
453 		failDevice(pVDev);
454 	}
455 }
456 
457 static int
start_channel(IAL_ADAPTER_T * pAdapter,MV_U8 channelNum)458 start_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum)
459 {
460 	MV_SATA_ADAPTER *pMvSataAdapter = &pAdapter->mvSataAdapter;
461 	MV_SATA_CHANNEL *pMvSataChannel = pMvSataAdapter->sataChannel[channelNum];
462 	MV_CHANNEL		*pChannelInfo = &(pAdapter->mvChannel[channelNum]);
463 	MV_U32          udmaMode,pioMode;
464 
465 	KdPrint(("RR18xx [%d]: start channel (%d)", pMvSataAdapter->adapterId,
466 			 channelNum));
467 
468 
469 	/* Software reset channel */
470 	if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channelNum) == MV_FALSE)
471 	{
472 		MV_ERROR("RR18xx [%d,%d]: failed to perform Software reset\n",
473 				 pMvSataAdapter->adapterId, channelNum);
474 		return -1;
475 	}
476 
477 	/* Hardware reset channel */
478 	if (mvSataChannelHardReset(pMvSataAdapter, channelNum) == MV_FALSE)
479 	{
480 		/* If failed, try again - this is when trying to hardreset a channel */
481 		/* when drive is just spinning up */
482 		StallExec(5000000); /* wait 5 sec before trying again */
483 		if (mvSataChannelHardReset(pMvSataAdapter, channelNum) == MV_FALSE)
484 		{
485 			MV_ERROR("RR18xx [%d,%d]: failed to perform Hard reset\n",
486 					 pMvSataAdapter->adapterId, channelNum);
487 			return -1;
488 		}
489 	}
490 
491 	/* identify device*/
492 	if (mvStorageDevATAIdentifyDevice(pMvSataAdapter, channelNum) == MV_FALSE)
493 	{
494 		MV_ERROR("RR18xx [%d,%d]: failed to perform ATA Identify command\n"
495 				 , pMvSataAdapter->adapterId, channelNum);
496 		return -1;
497 	}
498 	if (hptmv_parse_identify_results(pMvSataChannel))
499 	{
500 		MV_ERROR("RR18xx [%d,%d]: Error in parsing ATA Identify message\n"
501 				 , pMvSataAdapter->adapterId, channelNum);
502 		return -1;
503 	}
504 
505 	/* mvStorageDevATASetFeatures */
506 	/* Disable 8 bit PIO in case CFA enabled */
507 	if (pMvSataChannel->identifyDevice[86] & 4)
508 	{
509 		KdPrint(("RR18xx [%d]: Disable 8 bit PIO (CFA enabled) \n",
510 				  pMvSataAdapter->adapterId));
511 		if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
512 									   MV_ATA_SET_FEATURES_DISABLE_8_BIT_PIO, 0,
513 									   0, 0, 0) == MV_FALSE)
514 		{
515 			MV_ERROR("RR18xx [%d]: channel %d: mvStorageDevATASetFeatures"
516 					 " failed\n", pMvSataAdapter->adapterId, channelNum);
517 			return -1;
518 		}
519 	}
520 	/* Write cache */
521 #ifdef ENABLE_WRITE_CACHE
522 	if (pMvSataChannel->identifyDevice[82] & 0x20)
523 	{
524 		if (!(pMvSataChannel->identifyDevice[85] & 0x20)) /* if not enabled by default */
525 		{
526 			if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
527 										   MV_ATA_SET_FEATURES_ENABLE_WCACHE, 0,
528 										   0, 0, 0) == MV_FALSE)
529 			{
530 				MV_ERROR("RR18xx [%d]: channel %d: mvStorageDevATASetFeatures failed\n",
531 						 pMvSataAdapter->adapterId, channelNum);
532 				return -1;
533 			}
534 		}
535 		KdPrint(("RR18xx [%d]: channel %d, write cache enabled\n",
536 				  pMvSataAdapter->adapterId, channelNum));
537 	}
538 	else
539 	{
540 		KdPrint(("RR18xx [%d]: channel %d, write cache not supported\n",
541 				  pMvSataAdapter->adapterId, channelNum));
542 	}
543 #else /* disable write cache */
544 	{
545 		if (pMvSataChannel->identifyDevice[85] & 0x20)
546 		{
547 			KdPrint(("RR18xx [%d]: channel =%d, disable write cache\n",
548 					  pMvSataAdapter->adapterId, channelNum));
549 			if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
550 										   MV_ATA_SET_FEATURES_DISABLE_WCACHE, 0,
551 										   0, 0, 0) == MV_FALSE)
552 			{
553 				MV_ERROR("RR18xx [%d]: channel %d: mvStorageDevATASetFeatures failed\n",
554 						 pMvSataAdapter->adapterId, channelNum);
555 				return -1;
556 			}
557 		}
558 		KdPrint(("RR18xx [%d]: channel=%d, write cache disabled\n",
559 				  pMvSataAdapter->adapterId, channelNum));
560 	}
561 #endif
562 
563 	/* Set transfer mode */
564 	KdPrint(("RR18xx [%d] Set transfer mode XFER_PIO_SLOW\n",
565 			  pMvSataAdapter->adapterId));
566 	if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
567 								   MV_ATA_SET_FEATURES_TRANSFER,
568 								   MV_ATA_TRANSFER_PIO_SLOW, 0, 0, 0) ==
569 		MV_FALSE)
570 	{
571 		MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
572 				 pMvSataAdapter->adapterId, channelNum);
573 		return -1;
574 	}
575 
576 	if (pMvSataChannel->identifyDevice[IDEN_PIO_MODE_SPPORTED] & 1)
577 	{
578 		pioMode = MV_ATA_TRANSFER_PIO_4;
579 	}
580 	else if (pMvSataChannel->identifyDevice[IDEN_PIO_MODE_SPPORTED] & 2)
581 	{
582 		pioMode = MV_ATA_TRANSFER_PIO_3;
583 	}
584 	else
585 	{
586 		MV_ERROR("IAL Error in IDENTIFY info: PIO modes 3 and 4 not supported\n");
587 		pioMode = MV_ATA_TRANSFER_PIO_SLOW;
588 	}
589 
590 	KdPrint(("RR18xx [%d] Set transfer mode XFER_PIO_4\n",
591 			  pMvSataAdapter->adapterId));
592 	pAdapter->mvChannel[channelNum].maxPioModeSupported = pioMode;
593 	if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
594 								   MV_ATA_SET_FEATURES_TRANSFER,
595 								   pioMode, 0, 0, 0) == MV_FALSE)
596 	{
597 		MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
598 				 pMvSataAdapter->adapterId, channelNum);
599 		return -1;
600 	}
601 
602 	udmaMode = MV_ATA_TRANSFER_UDMA_0;
603 	if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 0x40)
604 	{
605 		udmaMode =  MV_ATA_TRANSFER_UDMA_6;
606 	}
607 	else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 0x20)
608 	{
609 		udmaMode =  MV_ATA_TRANSFER_UDMA_5;
610 	}
611 	else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 0x10)
612 	{
613 		udmaMode =  MV_ATA_TRANSFER_UDMA_4;
614 	}
615 	else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 8)
616 	{
617 		udmaMode =  MV_ATA_TRANSFER_UDMA_3;
618 	}
619 	else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 4)
620 	{
621 		udmaMode =  MV_ATA_TRANSFER_UDMA_2;
622 	}
623 
624 	KdPrint(("RR18xx [%d] Set transfer mode XFER_UDMA_%d\n",
625 			  pMvSataAdapter->adapterId, udmaMode & 0xf));
626 	pChannelInfo->maxUltraDmaModeSupported = udmaMode;
627 
628 	/*if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
629 								   MV_ATA_SET_FEATURES_TRANSFER, udmaMode,
630 								   0, 0, 0) == MV_FALSE)
631 	{
632 		MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
633 				 pMvSataAdapter->adapterId, channelNum);
634 		return -1;
635 	}*/
636 	if (pChannelInfo->maxUltraDmaModeSupported == 0xFF)
637 		return TRUE;
638 	else
639 		do
640 		{
641 			if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
642 								   MV_ATA_SET_FEATURES_TRANSFER,
643 								   pChannelInfo->maxUltraDmaModeSupported,
644 								   0, 0, 0) == MV_FALSE)
645 			{
646 				if (pChannelInfo->maxUltraDmaModeSupported > MV_ATA_TRANSFER_UDMA_0)
647 				{
648 					if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channelNum) == MV_FALSE)
649 					{
650 						MV_REG_WRITE_BYTE(pMvSataAdapter->adapterIoBaseAddress,
651 										  pMvSataChannel->eDmaRegsOffset +
652 										  0x11c, /* command reg */
653 										  MV_ATA_COMMAND_IDLE_IMMEDIATE);
654 						mvMicroSecondsDelay(10000);
655 						mvSataChannelHardReset(pMvSataAdapter, channelNum);
656 						if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channelNum) == MV_FALSE)
657 							return FALSE;
658 					}
659 					if (mvSataChannelHardReset(pMvSataAdapter, channelNum) == MV_FALSE)
660 						return FALSE;
661 					pChannelInfo->maxUltraDmaModeSupported--;
662 					continue;
663 				}
664 				else   return FALSE;
665 			}
666 			break;
667 		}while (1);
668 
669 	/* Read look ahead */
670 #ifdef ENABLE_READ_AHEAD
671 	if (pMvSataChannel->identifyDevice[82] & 0x40)
672 	{
673 		if (!(pMvSataChannel->identifyDevice[85] & 0x40)) /* if not enabled by default */
674 		{
675 			if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
676 										   MV_ATA_SET_FEATURES_ENABLE_RLA, 0, 0,
677 										   0, 0) == MV_FALSE)
678 			{
679 				MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
680 						 pMvSataAdapter->adapterId, channelNum);
681 				return -1;
682 			}
683 		}
684 		KdPrint(("RR18xx [%d]: channel=%d, read look ahead enabled\n",
685 				  pMvSataAdapter->adapterId, channelNum));
686 	}
687 	else
688 	{
689 		KdPrint(("RR18xx [%d]: channel %d, Read Look Ahead not supported\n",
690 				  pMvSataAdapter->adapterId, channelNum));
691 	}
692 #else
693 	{
694 		if (pMvSataChannel->identifyDevice[86] & 0x20)
695 		{
696 			KdPrint(("RR18xx [%d]:channel %d, disable read look ahead\n",
697 					  pMvSataAdapter->adapterId, channelNum));
698 			if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
699 										   MV_ATA_SET_FEATURES_DISABLE_RLA, 0, 0,
700 										   0, 0) == MV_FALSE)
701 			{
702 				MV_ERROR("RR18xx [%d]:channel %d:  ATA Set Features failed\n",
703 						 pMvSataAdapter->adapterId, channelNum);
704 				return -1;
705 			}
706 		}
707 		KdPrint(("RR18xx [%d]:channel %d, read look ahead disabled\n",
708 				  pMvSataAdapter->adapterId, channelNum));
709 	}
710 #endif
711 
712 
713 	{
714 		KdPrint(("RR18xx [%d]: channel %d config EDMA, Non Queued Mode\n",
715 				  pMvSataAdapter->adapterId,
716 				  channelNum));
717 		if (mvSataConfigEdmaMode(pMvSataAdapter, channelNum,
718 								 MV_EDMA_MODE_NOT_QUEUED, 0) == MV_FALSE)
719 		{
720 			MV_ERROR("RR18xx [%d] channel %d Error: mvSataConfigEdmaMode failed\n",
721 					 pMvSataAdapter->adapterId, channelNum);
722 			return -1;
723 		}
724 	}
725 	/* Enable EDMA */
726 	if (mvSataEnableChannelDma(pMvSataAdapter, channelNum) == MV_FALSE)
727 	{
728 		MV_ERROR("RR18xx [%d] Failed to enable DMA, channel=%d\n",
729 				 pMvSataAdapter->adapterId, channelNum);
730 		return -1;
731 	}
732 	MV_ERROR("RR18xx [%d,%d]: channel started successfully\n",
733 			 pMvSataAdapter->adapterId, channelNum);
734 
735 #ifndef FOR_DEMO
736 	set_fail_led(pMvSataAdapter, channelNum, 0);
737 #endif
738 	return 0;
739 }
740 
741 static void
hptmv_handle_event(void * data,int flag)742 hptmv_handle_event(void * data, int flag)
743 {
744 	IAL_ADAPTER_T   *pAdapter = (IAL_ADAPTER_T *)data;
745 	MV_SATA_ADAPTER *pMvSataAdapter = &pAdapter->mvSataAdapter;
746 	MV_U8           channelIndex;
747 
748 	mtx_assert(&pAdapter->lock, MA_OWNED);
749 /*	mvOsSemTake(&pMvSataAdapter->semaphore); */
750 	for (channelIndex = 0; channelIndex < MV_SATA_CHANNELS_NUM; channelIndex++)
751 	{
752 		switch(pAdapter->sataEvents[channelIndex])
753 		{
754 			case SATA_EVENT_CHANNEL_CONNECTED:
755 				/* Handle only connects */
756 				if (flag == 1)
757 					break;
758 				KdPrint(("RR18xx [%d,%d]: new device connected\n",
759 						 pMvSataAdapter->adapterId, channelIndex));
760 				hptmv_init_channel(pAdapter, channelIndex);
761 				if (mvSataConfigureChannel( pMvSataAdapter, channelIndex) == MV_FALSE)
762 				{
763 					MV_ERROR("RR18xx [%d,%d] Failed to configure\n",
764 							 pMvSataAdapter->adapterId, channelIndex);
765 					hptmv_free_channel(pAdapter, channelIndex);
766 				}
767 				else
768 				{
769 					/*mvSataChannelHardReset(pMvSataAdapter, channel);*/
770 					if (start_channel( pAdapter, channelIndex))
771 					{
772 						MV_ERROR("RR18xx [%d,%d]Failed to start channel\n",
773 								 pMvSataAdapter->adapterId, channelIndex);
774 						hptmv_free_channel(pAdapter, channelIndex);
775 					}
776 					else
777 					{
778 						device_change(pAdapter, channelIndex, TRUE);
779 					}
780 				}
781 				pAdapter->sataEvents[channelIndex] = SATA_EVENT_NO_CHANGE;
782 			   break;
783 
784 			case SATA_EVENT_CHANNEL_DISCONNECTED:
785 				/* Handle only disconnects */
786 				if (flag == 0)
787 					break;
788 				KdPrint(("RR18xx [%d,%d]: device disconnected\n",
789 						 pMvSataAdapter->adapterId, channelIndex));
790 					/* Flush pending commands */
791 				if(pMvSataAdapter->sataChannel[channelIndex])
792 				{
793 					_VBUS_INST(&pAdapter->VBus)
794 					mvSataFlushDmaQueue (pMvSataAdapter, channelIndex,
795 										 MV_FLUSH_TYPE_CALLBACK);
796 					CheckPendingCall(_VBUS_P0);
797 					mvSataRemoveChannel(pMvSataAdapter,channelIndex);
798 					hptmv_free_channel(pAdapter, channelIndex);
799 					pMvSataAdapter->sataChannel[channelIndex] = NULL;
800 					KdPrint(("RR18xx [%d,%d]: channel removed\n",
801 						 pMvSataAdapter->adapterId, channelIndex));
802 					if (pAdapter->outstandingCommands==0 && DPC_Request_Nums==0)
803 						Check_Idle_Call(pAdapter);
804 				}
805 				else
806 				{
807 					KdPrint(("RR18xx [%d,%d]: channel already removed!!\n",
808 							 pMvSataAdapter->adapterId, channelIndex));
809 				}
810 				pAdapter->sataEvents[channelIndex] = SATA_EVENT_NO_CHANGE;
811 				break;
812 
813 			case SATA_EVENT_NO_CHANGE:
814 				break;
815 
816 			default:
817 				break;
818 		}
819 	}
820 /*	mvOsSemRelease(&pMvSataAdapter->semaphore); */
821 }
822 
823 #define EVENT_CONNECT					1
824 #define EVENT_DISCONNECT				0
825 
826 static void
hptmv_handle_event_connect(void * data)827 hptmv_handle_event_connect(void *data)
828 {
829   hptmv_handle_event (data, 0);
830 }
831 
832 static void
hptmv_handle_event_disconnect(void * data)833 hptmv_handle_event_disconnect(void *data)
834 {
835   hptmv_handle_event (data, 1);
836 }
837 
838 static MV_BOOLEAN
hptmv_event_notify(MV_SATA_ADAPTER * pMvSataAdapter,MV_EVENT_TYPE eventType,MV_U32 param1,MV_U32 param2)839 hptmv_event_notify(MV_SATA_ADAPTER *pMvSataAdapter, MV_EVENT_TYPE eventType,
840 								   MV_U32 param1, MV_U32 param2)
841 {
842 	IAL_ADAPTER_T   *pAdapter = pMvSataAdapter->IALData;
843 
844 	switch (eventType)
845 	{
846 		case MV_EVENT_TYPE_SATA_CABLE:
847 			{
848 				MV_U8   channel = param2;
849 
850 				if (param1 == EVENT_CONNECT)
851 				{
852 					pAdapter->sataEvents[channel] = SATA_EVENT_CHANNEL_CONNECTED;
853 					KdPrint(("RR18xx [%d,%d]: device connected event received\n",
854 							 pMvSataAdapter->adapterId, channel));
855 					/* Delete previous timers (if multiple drives connected in the same time */
856 					callout_reset(&pAdapter->event_timer_connect, 10 * hz, hptmv_handle_event_connect, pAdapter);
857 				}
858 				else if (param1 == EVENT_DISCONNECT)
859 				{
860 					pAdapter->sataEvents[channel] = SATA_EVENT_CHANNEL_DISCONNECTED;
861 					KdPrint(("RR18xx [%d,%d]: device disconnected event received \n",
862 							 pMvSataAdapter->adapterId, channel));
863 					device_change(pAdapter, channel, FALSE);
864 					/* Delete previous timers (if multiple drives disconnected in the same time */
865 					/*callout_reset(&pAdapter->event_timer_disconnect, 10 * hz, hptmv_handle_event_disconnect, pAdapter); */
866 					/*It is not necessary to wait, handle it directly*/
867 					hptmv_handle_event_disconnect(pAdapter);
868 				}
869 				else
870 				{
871 
872 					MV_ERROR("RR18xx: illegal value for param1(%d) at "
873 							 "connect/disconnect event, host=%d\n", param1,
874 							 pMvSataAdapter->adapterId );
875 
876 				}
877 			}
878 			break;
879 		case MV_EVENT_TYPE_ADAPTER_ERROR:
880 			KdPrint(("RR18xx: DEVICE error event received, pci cause "
881 					  "reg=%x,  don't how to handle this\n", param1));
882 			return MV_TRUE;
883 		default:
884 			MV_ERROR("RR18xx[%d]: unknown event type (%d)\n",
885 					 pMvSataAdapter->adapterId, eventType);
886 			return MV_FALSE;
887 	}
888 	return MV_TRUE;
889 }
890 
891 static int
hptmv_allocate_edma_queues(IAL_ADAPTER_T * pAdapter)892 hptmv_allocate_edma_queues(IAL_ADAPTER_T *pAdapter)
893 {
894 	pAdapter->requestsArrayBaseAddr = (MV_U8 *)contigmalloc(REQUESTS_ARRAY_SIZE,
895 			M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0ul);
896 	if (pAdapter->requestsArrayBaseAddr == NULL)
897 	{
898 		MV_ERROR("RR18xx[%d]: Failed to allocate memory for EDMA request"
899 				 " queues\n", pAdapter->mvSataAdapter.adapterId);
900 		return -1;
901 	}
902 	pAdapter->requestsArrayBaseDmaAddr = fOsPhysicalAddress(pAdapter->requestsArrayBaseAddr);
903 	pAdapter->requestsArrayBaseAlignedAddr = pAdapter->requestsArrayBaseAddr;
904 	pAdapter->requestsArrayBaseAlignedAddr += MV_EDMA_REQUEST_QUEUE_SIZE;
905 	pAdapter->requestsArrayBaseAlignedAddr  = (MV_U8 *)
906 		(((ULONG_PTR)pAdapter->requestsArrayBaseAlignedAddr) & ~(ULONG_PTR)(MV_EDMA_REQUEST_QUEUE_SIZE - 1));
907 	pAdapter->requestsArrayBaseDmaAlignedAddr = pAdapter->requestsArrayBaseDmaAddr;
908 	pAdapter->requestsArrayBaseDmaAlignedAddr += MV_EDMA_REQUEST_QUEUE_SIZE;
909 	pAdapter->requestsArrayBaseDmaAlignedAddr &= ~(ULONG_PTR)(MV_EDMA_REQUEST_QUEUE_SIZE - 1);
910 
911 	if ((pAdapter->requestsArrayBaseDmaAlignedAddr - pAdapter->requestsArrayBaseDmaAddr) !=
912 		(pAdapter->requestsArrayBaseAlignedAddr - pAdapter->requestsArrayBaseAddr))
913 	{
914 		MV_ERROR("RR18xx[%d]: Error in Request Quueues Alignment\n",
915 				 pAdapter->mvSataAdapter.adapterId);
916 		free(pAdapter->requestsArrayBaseAddr, M_DEVBUF);
917 		return -1;
918 	}
919 	/* response queues */
920 	pAdapter->responsesArrayBaseAddr = (MV_U8 *)contigmalloc(RESPONSES_ARRAY_SIZE,
921 			M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0ul);
922 	if (pAdapter->responsesArrayBaseAddr == NULL)
923 	{
924 		MV_ERROR("RR18xx[%d]: Failed to allocate memory for EDMA response"
925 				 " queues\n", pAdapter->mvSataAdapter.adapterId);
926 		free(pAdapter->requestsArrayBaseAddr, M_DEVBUF);
927 		return -1;
928 	}
929 	pAdapter->responsesArrayBaseDmaAddr = fOsPhysicalAddress(pAdapter->responsesArrayBaseAddr);
930 	pAdapter->responsesArrayBaseAlignedAddr = pAdapter->responsesArrayBaseAddr;
931 	pAdapter->responsesArrayBaseAlignedAddr += MV_EDMA_RESPONSE_QUEUE_SIZE;
932 	pAdapter->responsesArrayBaseAlignedAddr  = (MV_U8 *)
933 		(((ULONG_PTR)pAdapter->responsesArrayBaseAlignedAddr) & ~(ULONG_PTR)(MV_EDMA_RESPONSE_QUEUE_SIZE - 1));
934 	pAdapter->responsesArrayBaseDmaAlignedAddr = pAdapter->responsesArrayBaseDmaAddr;
935 	pAdapter->responsesArrayBaseDmaAlignedAddr += MV_EDMA_RESPONSE_QUEUE_SIZE;
936 	pAdapter->responsesArrayBaseDmaAlignedAddr &= ~(ULONG_PTR)(MV_EDMA_RESPONSE_QUEUE_SIZE - 1);
937 
938 	if ((pAdapter->responsesArrayBaseDmaAlignedAddr - pAdapter->responsesArrayBaseDmaAddr) !=
939 		(pAdapter->responsesArrayBaseAlignedAddr - pAdapter->responsesArrayBaseAddr))
940 	{
941 		MV_ERROR("RR18xx[%d]: Error in Response Queues Alignment\n",
942 				 pAdapter->mvSataAdapter.adapterId);
943 		free(pAdapter->requestsArrayBaseAddr, M_DEVBUF);
944 		free(pAdapter->responsesArrayBaseAddr, M_DEVBUF);
945 		return -1;
946 	}
947 	return 0;
948 }
949 
950 static void
hptmv_free_edma_queues(IAL_ADAPTER_T * pAdapter)951 hptmv_free_edma_queues(IAL_ADAPTER_T *pAdapter)
952 {
953 	free(pAdapter->requestsArrayBaseAddr, M_DEVBUF);
954 	free(pAdapter->responsesArrayBaseAddr, M_DEVBUF);
955 }
956 
957 static PVOID
AllocatePRDTable(IAL_ADAPTER_T * pAdapter)958 AllocatePRDTable(IAL_ADAPTER_T *pAdapter)
959 {
960 	PVOID ret;
961 	if (pAdapter->pFreePRDLink) {
962 		KdPrint(("pAdapter->pFreePRDLink:%p\n",pAdapter->pFreePRDLink));
963 		ret = pAdapter->pFreePRDLink;
964 		pAdapter->pFreePRDLink = *(void**)ret;
965 		return ret;
966 	}
967 	return NULL;
968 }
969 
970 static void
FreePRDTable(IAL_ADAPTER_T * pAdapter,PVOID PRDTable)971 FreePRDTable(IAL_ADAPTER_T *pAdapter, PVOID PRDTable)
972 {
973 	*(void**)PRDTable = pAdapter->pFreePRDLink;
974 	pAdapter->pFreePRDLink = PRDTable;
975 }
976 
977 extern PVDevice fGetFirstChild(PVDevice pLogical);
978 extern void fResetBootMark(PVDevice pLogical);
979 static void
fRegisterVdevice(IAL_ADAPTER_T * pAdapter)980 fRegisterVdevice(IAL_ADAPTER_T *pAdapter)
981 {
982 	PVDevice pPhysical, pLogical;
983 	PVBus  pVBus;
984 	int i,j;
985 
986 	for (i = 0; i < MV_SATA_CHANNELS_NUM; i++) {
987 		pPhysical = &(pAdapter->VDevices[i]);
988 		pLogical = pPhysical;
989 		while (pLogical->pParent) pLogical = pLogical->pParent;
990 		if (pLogical->vf_online==0) {
991 			pPhysical->vf_bootmark = pLogical->vf_bootmark = 0;
992 			continue;
993 		}
994 		if (pLogical->VDeviceType==VD_SPARE || pPhysical!=fGetFirstChild(pLogical))
995 			continue;
996 
997 		pVBus = &pAdapter->VBus;
998 		if(pVBus)
999 		{
1000 			j=0;
1001 			while(j<MAX_VDEVICE_PER_VBUS && pVBus->pVDevice[j]) j++;
1002 			if(j<MAX_VDEVICE_PER_VBUS){
1003 				pVBus->pVDevice[j] = pLogical;
1004 				pLogical->pVBus = pVBus;
1005 
1006 				if (j>0 && pLogical->vf_bootmark) {
1007 					if (pVBus->pVDevice[0]->vf_bootmark) {
1008 						fResetBootMark(pLogical);
1009 					}
1010 					else {
1011 						do { pVBus->pVDevice[j] = pVBus->pVDevice[j-1]; } while (--j);
1012 						pVBus->pVDevice[0] = pLogical;
1013 					}
1014 				}
1015 			}
1016 		}
1017 	}
1018 }
1019 
1020 PVDevice
GetSpareDisk(_VBUS_ARG PVDevice pArray)1021 GetSpareDisk(_VBUS_ARG PVDevice pArray)
1022 {
1023 	IAL_ADAPTER_T *pAdapter = (IAL_ADAPTER_T *)pArray->pVBus->OsExt;
1024 	LBA_T capacity = LongDiv(pArray->VDeviceCapacity, pArray->u.array.bArnMember-1);
1025 	LBA_T thiscap, maxcap = MAX_LBA_T;
1026 	PVDevice pVDevice, pFind = NULL;
1027 	int i;
1028 
1029 	for (i=0; i < MV_SATA_CHANNELS_NUM; i++) {
1030 		pVDevice = &pAdapter->VDevices[i];
1031 		if(!pVDevice)
1032 			continue;
1033 		thiscap = pArray->vf_format_v2? pVDevice->u.disk.dDeRealCapacity : pVDevice->VDeviceCapacity;
1034 		/* find the smallest usable spare disk */
1035 		if (pVDevice->VDeviceType==VD_SPARE &&
1036 			pVDevice->u.disk.df_on_line &&
1037 			thiscap < maxcap &&
1038 			thiscap >= capacity)
1039 		{
1040 				maxcap = pVDevice->VDeviceCapacity;
1041 				pFind = pVDevice;
1042 		}
1043 	}
1044 	return pFind;
1045 }
1046 
1047 /******************************************************************
1048  * IO ATA Command
1049  *******************************************************************/
1050 int HPTLIBAPI
fDeReadWrite(PDevice pDev,ULONG Lba,UCHAR Cmd,void * tmpBuffer)1051 fDeReadWrite(PDevice pDev, ULONG Lba, UCHAR Cmd, void *tmpBuffer)
1052 {
1053 	return mvReadWrite(pDev->mv, Lba, Cmd, tmpBuffer);
1054 }
1055 
fDeSelectMode(PDevice pDev,UCHAR NewMode)1056 void HPTLIBAPI fDeSelectMode(PDevice pDev, UCHAR NewMode)
1057 {
1058 	MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1059 	MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1060 	MV_U8 channelIndex = pSataChannel->channelNumber;
1061 	UCHAR mvMode;
1062 	/* 508x don't use MW-DMA? */
1063 	if (NewMode>4 && NewMode<8) NewMode = 4;
1064 	pDev->bDeModeSetting = NewMode;
1065 	if (NewMode<=4)
1066 		mvMode = MV_ATA_TRANSFER_PIO_0 + NewMode;
1067 	else
1068 		mvMode = MV_ATA_TRANSFER_UDMA_0 + (NewMode-8);
1069 
1070 	/*To fix 88i8030 bug*/
1071 	if (mvMode > MV_ATA_TRANSFER_UDMA_0 && mvMode < MV_ATA_TRANSFER_UDMA_4)
1072 		mvMode = MV_ATA_TRANSFER_UDMA_0;
1073 
1074 	mvSataDisableChannelDma(pSataAdapter, channelIndex);
1075 	/* Flush pending commands */
1076 	mvSataFlushDmaQueue (pSataAdapter, channelIndex, MV_FLUSH_TYPE_NONE);
1077 
1078 	if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1079 								   MV_ATA_SET_FEATURES_TRANSFER,
1080 								   mvMode, 0, 0, 0) == MV_FALSE)
1081 	{
1082 		KdPrint(("channel %d: Set Features failed\n", channelIndex));
1083 	}
1084 	/* Enable EDMA */
1085 	if (mvSataEnableChannelDma(pSataAdapter, channelIndex) == MV_FALSE)
1086 		KdPrint(("Failed to enable DMA, channel=%d", channelIndex));
1087 }
1088 
fDeSetTCQ(PDevice pDev,int enable,int depth)1089 int HPTLIBAPI fDeSetTCQ(PDevice pDev, int enable, int depth)
1090 {
1091 	MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1092 	MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1093 	MV_U8 channelIndex = pSataChannel->channelNumber;
1094 	IAL_ADAPTER_T *pAdapter = pSataAdapter->IALData;
1095 	MV_CHANNEL		*channelInfo = &(pAdapter->mvChannel[channelIndex]);
1096 	int dmaActive = pSataChannel->queueCommandsEnabled;
1097 	int ret = 0;
1098 
1099 	if (dmaActive) {
1100 		mvSataDisableChannelDma(pSataAdapter, channelIndex);
1101 		mvSataFlushDmaQueue(pSataAdapter,channelIndex,MV_FLUSH_TYPE_CALLBACK);
1102 	}
1103 
1104 	if (enable) {
1105 		if (pSataChannel->queuedDMA == MV_EDMA_MODE_NOT_QUEUED &&
1106 			(pSataChannel->identifyDevice[IDEN_SUPPORTED_COMMANDS2] & (0x2))) {
1107 			UCHAR depth = ((pSataChannel->identifyDevice[IDEN_QUEUE_DEPTH]) & 0x1f) + 1;
1108 			channelInfo->queueDepth = (depth==32)? 31 : depth;
1109 			mvSataConfigEdmaMode(pSataAdapter, channelIndex, MV_EDMA_MODE_QUEUED, depth);
1110 			ret = 1;
1111 		}
1112 	}
1113 	else
1114 	{
1115 		if (pSataChannel->queuedDMA != MV_EDMA_MODE_NOT_QUEUED) {
1116 			channelInfo->queueDepth = 2;
1117 			mvSataConfigEdmaMode(pSataAdapter, channelIndex, MV_EDMA_MODE_NOT_QUEUED, 0);
1118 			ret = 1;
1119 		}
1120 	}
1121 
1122 	if (dmaActive)
1123 		mvSataEnableChannelDma(pSataAdapter,channelIndex);
1124 	return ret;
1125 }
1126 
fDeSetNCQ(PDevice pDev,int enable,int depth)1127 int HPTLIBAPI fDeSetNCQ(PDevice pDev, int enable, int depth)
1128 {
1129 	return 0;
1130 }
1131 
fDeSetWriteCache(PDevice pDev,int enable)1132 int HPTLIBAPI fDeSetWriteCache(PDevice pDev, int enable)
1133 {
1134 	MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1135 	MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1136 	MV_U8 channelIndex = pSataChannel->channelNumber;
1137 	IAL_ADAPTER_T *pAdapter = pSataAdapter->IALData;
1138 	MV_CHANNEL		*channelInfo = &(pAdapter->mvChannel[channelIndex]);
1139 	int dmaActive = pSataChannel->queueCommandsEnabled;
1140 	int ret = 0;
1141 
1142 	if (dmaActive) {
1143 		mvSataDisableChannelDma(pSataAdapter, channelIndex);
1144 		mvSataFlushDmaQueue(pSataAdapter,channelIndex,MV_FLUSH_TYPE_CALLBACK);
1145 	}
1146 
1147 	if ((pSataChannel->identifyDevice[82] & (0x20))) {
1148 		if (enable) {
1149 			if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1150 				MV_ATA_SET_FEATURES_ENABLE_WCACHE, 0, 0, 0, 0))
1151 			{
1152 				channelInfo->writeCacheEnabled = MV_TRUE;
1153 				ret = 1;
1154 			}
1155 		}
1156 		else {
1157 			if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1158 				MV_ATA_SET_FEATURES_DISABLE_WCACHE, 0, 0, 0, 0))
1159 			{
1160 				channelInfo->writeCacheEnabled = MV_FALSE;
1161 				ret = 1;
1162 			}
1163 		}
1164 	}
1165 
1166 	if (dmaActive)
1167 		mvSataEnableChannelDma(pSataAdapter,channelIndex);
1168 	return ret;
1169 }
1170 
fDeSetReadAhead(PDevice pDev,int enable)1171 int HPTLIBAPI fDeSetReadAhead(PDevice pDev, int enable)
1172 {
1173 	MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1174 	MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1175 	MV_U8 channelIndex = pSataChannel->channelNumber;
1176 	IAL_ADAPTER_T *pAdapter = pSataAdapter->IALData;
1177 	MV_CHANNEL		*channelInfo = &(pAdapter->mvChannel[channelIndex]);
1178 	int dmaActive = pSataChannel->queueCommandsEnabled;
1179 	int ret = 0;
1180 
1181 	if (dmaActive) {
1182 		mvSataDisableChannelDma(pSataAdapter, channelIndex);
1183 		mvSataFlushDmaQueue(pSataAdapter,channelIndex,MV_FLUSH_TYPE_CALLBACK);
1184 	}
1185 
1186 	if ((pSataChannel->identifyDevice[82] & (0x40))) {
1187 		if (enable) {
1188 			if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1189 				MV_ATA_SET_FEATURES_ENABLE_RLA, 0, 0, 0, 0))
1190 			{
1191 				channelInfo->readAheadEnabled = MV_TRUE;
1192 				ret = 1;
1193 			}
1194 		}
1195 		else {
1196 			if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1197 				MV_ATA_SET_FEATURES_DISABLE_RLA, 0, 0, 0, 0))
1198 			{
1199 				channelInfo->readAheadEnabled = MV_FALSE;
1200 				ret = 1;
1201 			}
1202 		}
1203 	}
1204 
1205 	if (dmaActive)
1206 		mvSataEnableChannelDma(pSataAdapter,channelIndex);
1207 	return ret;
1208 }
1209 
1210 #ifdef SUPPORT_ARRAY
1211 #define IdeRegisterVDevice  fCheckArray
1212 #else
1213 void
IdeRegisterVDevice(PDevice pDev)1214 IdeRegisterVDevice(PDevice pDev)
1215 {
1216 	PVDevice pVDev = Map2pVDevice(pDev);
1217 
1218 	pVDev->VDeviceType = pDev->df_atapi? VD_ATAPI :
1219 						 pDev->df_removable_drive? VD_REMOVABLE : VD_SINGLE_DISK;
1220 	pVDev->vf_online = 1;
1221 	pVDev->VDeviceCapacity = pDev->dDeRealCapacity;
1222 	pVDev->pfnSendCommand = pfnSendCommand[pVDev->VDeviceType];
1223 	pVDev->pfnDeviceFailed = pfnDeviceFailed[pVDev->VDeviceType];
1224 }
1225 #endif
1226 
1227 static __inline PBUS_DMAMAP
dmamap_get(struct IALAdapter * pAdapter)1228 dmamap_get(struct IALAdapter * pAdapter)
1229 {
1230 	PBUS_DMAMAP	p = pAdapter->pbus_dmamap_list;
1231 	if (p)
1232 		pAdapter->pbus_dmamap_list = p-> next;
1233 	return p;
1234 }
1235 
1236 static __inline void
dmamap_put(PBUS_DMAMAP p)1237 dmamap_put(PBUS_DMAMAP p)
1238 {
1239 	p->next = p->pAdapter->pbus_dmamap_list;
1240 	p->pAdapter->pbus_dmamap_list = p;
1241 }
1242 
1243 static int num_adapters = 0;
1244 static int
init_adapter(IAL_ADAPTER_T * pAdapter)1245 init_adapter(IAL_ADAPTER_T *pAdapter)
1246 {
1247 	PVBus _vbus_p = &pAdapter->VBus;
1248 	MV_SATA_ADAPTER *pMvSataAdapter;
1249 	int i, channel, rid;
1250 
1251 	PVDevice pVDev;
1252 
1253 	mtx_init(&pAdapter->lock, "hptsleeplock", NULL, MTX_DEF);
1254 	callout_init_mtx(&pAdapter->event_timer_connect, &pAdapter->lock, 0);
1255 	callout_init_mtx(&pAdapter->event_timer_disconnect, &pAdapter->lock, 0);
1256 
1257 	sx_xlock(&hptmv_list_lock);
1258 	pAdapter->next = 0;
1259 
1260 	if(gIal_Adapter == NULL){
1261 		gIal_Adapter = pAdapter;
1262 		pCurAdapter = gIal_Adapter;
1263 	}
1264 	else {
1265 		pCurAdapter->next = pAdapter;
1266 		pCurAdapter = pAdapter;
1267 	}
1268 	sx_xunlock(&hptmv_list_lock);
1269 
1270 	pAdapter->outstandingCommands = 0;
1271 
1272 	pMvSataAdapter = &(pAdapter->mvSataAdapter);
1273 	_vbus_p->OsExt = (void *)pAdapter;
1274 	pMvSataAdapter->IALData = pAdapter;
1275 
1276 	if (bus_dma_tag_create(bus_get_dma_tag(pAdapter->hpt_dev),/* parent */
1277 			4,	/* alignment */
1278 			BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1279 			BUS_SPACE_MAXADDR,	/* lowaddr */
1280 			BUS_SPACE_MAXADDR,	/* highaddr */
1281 			NULL, NULL, 		/* filter, filterarg */
1282 			PAGE_SIZE * (MAX_SG_DESCRIPTORS-1), /* maxsize */
1283 			MAX_SG_DESCRIPTORS, /* nsegments */
1284 			0x10000,	/* maxsegsize */
1285 			BUS_DMA_WAITOK, 	/* flags */
1286 			busdma_lock_mutex,	/* lockfunc */
1287 			&pAdapter->lock,	/* lockfuncarg */
1288 			&pAdapter->io_dma_parent /* tag */))
1289 		{
1290 			return ENXIO;
1291 	}
1292 
1293 
1294 	if (hptmv_allocate_edma_queues(pAdapter))
1295 	{
1296 		MV_ERROR("RR18xx: Failed to allocate memory for EDMA queues\n");
1297 		return ENOMEM;
1298 	}
1299 
1300 	/* also map EPROM address */
1301 	rid = 0x10;
1302 	if (!(pAdapter->mem_res = bus_alloc_resource_any(pAdapter->hpt_dev,
1303 			SYS_RES_MEMORY, &rid, RF_ACTIVE))
1304 		||
1305 		!(pMvSataAdapter->adapterIoBaseAddress = rman_get_virtual(pAdapter->mem_res)))
1306 	{
1307 		MV_ERROR("RR18xx: Failed to remap memory space\n");
1308 		hptmv_free_edma_queues(pAdapter);
1309 		return ENXIO;
1310 	}
1311 	else
1312 	{
1313 		KdPrint(("RR18xx: io base address 0x%p\n", pMvSataAdapter->adapterIoBaseAddress));
1314 	}
1315 
1316 	pMvSataAdapter->adapterId = num_adapters++;
1317 	/* get the revision ID */
1318 	pMvSataAdapter->pciConfigRevisionId = pci_read_config(pAdapter->hpt_dev, PCIR_REVID, 1);
1319 	pMvSataAdapter->pciConfigDeviceId = pci_get_device(pAdapter->hpt_dev);
1320 
1321 	/* init RR18xx */
1322 	pMvSataAdapter->intCoalThre[0]= 1;
1323 	pMvSataAdapter->intCoalThre[1]= 1;
1324 	pMvSataAdapter->intTimeThre[0] = 1;
1325 	pMvSataAdapter->intTimeThre[1] = 1;
1326 	pMvSataAdapter->pciCommand = 0x0107E371;
1327 	pMvSataAdapter->pciSerrMask = 0xd77fe6ul;
1328 	pMvSataAdapter->pciInterruptMask = 0xd77fe6ul;
1329 	pMvSataAdapter->mvSataEventNotify = hptmv_event_notify;
1330 
1331 	if (mvSataInitAdapter(pMvSataAdapter) == MV_FALSE)
1332 	{
1333 		MV_ERROR("RR18xx[%d]: core failed to initialize the adapter\n",
1334 				 pMvSataAdapter->adapterId);
1335 unregister:
1336 		bus_release_resource(pAdapter->hpt_dev, SYS_RES_MEMORY, rid, pAdapter->mem_res);
1337 		hptmv_free_edma_queues(pAdapter);
1338 		return ENXIO;
1339 	}
1340 	pAdapter->ver_601 = pMvSataAdapter->pcbVersion;
1341 
1342 #ifndef FOR_DEMO
1343 	set_fail_leds(pMvSataAdapter, 0);
1344 #endif
1345 
1346 	/* setup command blocks */
1347 	KdPrint(("Allocate command blocks\n"));
1348 	_vbus_(pFreeCommands) = 0;
1349 	pAdapter->pCommandBlocks =
1350 		malloc(sizeof(struct _Command) * MAX_COMMAND_BLOCKS_FOR_EACH_VBUS, M_DEVBUF, M_NOWAIT);
1351 	KdPrint(("pCommandBlocks:%p\n",pAdapter->pCommandBlocks));
1352 	if (!pAdapter->pCommandBlocks) {
1353 		MV_ERROR("insufficient memory\n");
1354 		goto unregister;
1355 	}
1356 
1357 	for (i = 0; i < MAX_COMMAND_BLOCKS_FOR_EACH_VBUS; i++) {
1358 		FreeCommand(_VBUS_P &(pAdapter->pCommandBlocks[i]));
1359 	}
1360 
1361 	/*Set up the bus_dmamap*/
1362 	pAdapter->pbus_dmamap = (PBUS_DMAMAP)malloc (sizeof(struct _BUS_DMAMAP) * MAX_QUEUE_COMM, M_DEVBUF, M_NOWAIT);
1363 	if(!pAdapter->pbus_dmamap) {
1364 		MV_ERROR("insufficient memory\n");
1365 		free(pAdapter->pCommandBlocks, M_DEVBUF);
1366 		goto unregister;
1367 	}
1368 
1369 	memset((void *)pAdapter->pbus_dmamap, 0, sizeof(struct _BUS_DMAMAP) * MAX_QUEUE_COMM);
1370 	pAdapter->pbus_dmamap_list = 0;
1371 	for (i = 0; i < MAX_QUEUE_COMM; i++) {
1372 		PBUS_DMAMAP  pmap = &(pAdapter->pbus_dmamap[i]);
1373 		pmap->pAdapter = pAdapter;
1374 		dmamap_put(pmap);
1375 
1376 		if(bus_dmamap_create(pAdapter->io_dma_parent, 0, &pmap->dma_map)) {
1377 			MV_ERROR("Can not allocate dma map\n");
1378 			free(pAdapter->pCommandBlocks, M_DEVBUF);
1379 			free(pAdapter->pbus_dmamap, M_DEVBUF);
1380 			goto unregister;
1381 		}
1382 		callout_init_mtx(&pmap->timeout, &pAdapter->lock, 0);
1383 	}
1384 	/* setup PRD Tables */
1385 	KdPrint(("Allocate PRD Tables\n"));
1386 	pAdapter->pFreePRDLink = 0;
1387 
1388 	pAdapter->prdTableAddr = (PUCHAR)contigmalloc(
1389 		(PRD_ENTRIES_SIZE*PRD_TABLES_FOR_VBUS + 32), M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0ul);
1390 
1391 	KdPrint(("prdTableAddr:%p\n",pAdapter->prdTableAddr));
1392 	if (!pAdapter->prdTableAddr) {
1393 		MV_ERROR("insufficient PRD Tables\n");
1394 		goto unregister;
1395 	}
1396 	pAdapter->prdTableAlignedAddr = (PUCHAR)(((ULONG_PTR)pAdapter->prdTableAddr + 0x1f) & ~(ULONG_PTR)0x1fL);
1397 	{
1398 		PUCHAR PRDTable = pAdapter->prdTableAlignedAddr;
1399 		for (i = 0; i < PRD_TABLES_FOR_VBUS; i++)
1400 		{
1401 /*			KdPrint(("i=%d,pAdapter->pFreePRDLink=%p\n",i,pAdapter->pFreePRDLink)); */
1402 			FreePRDTable(pAdapter, PRDTable);
1403 			PRDTable += PRD_ENTRIES_SIZE;
1404 		}
1405 	}
1406 
1407 	/* enable the adapter interrupts */
1408 
1409 	/* configure and start the connected channels*/
1410 	for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++)
1411 	{
1412 		pAdapter->mvChannel[channel].online = MV_FALSE;
1413 		if (mvSataIsStorageDeviceConnected(pMvSataAdapter, channel)
1414 			== MV_TRUE)
1415 		{
1416 			KdPrint(("RR18xx[%d]: channel %d is connected\n",
1417 					  pMvSataAdapter->adapterId, channel));
1418 
1419 			if (hptmv_init_channel(pAdapter, channel) == 0)
1420 			{
1421 				if (mvSataConfigureChannel(pMvSataAdapter, channel) == MV_FALSE)
1422 				{
1423 					MV_ERROR("RR18xx[%d]: Failed to configure channel"
1424 							 " %d\n",pMvSataAdapter->adapterId, channel);
1425 					hptmv_free_channel(pAdapter, channel);
1426 				}
1427 				else
1428 				{
1429 					if (start_channel(pAdapter, channel))
1430 					{
1431 						MV_ERROR("RR18xx[%d]: Failed to start channel,"
1432 								 " channel=%d\n",pMvSataAdapter->adapterId,
1433 								 channel);
1434 						hptmv_free_channel(pAdapter, channel);
1435 					}
1436 					pAdapter->mvChannel[channel].online = MV_TRUE;
1437 					/*  mvSataChannelSetEdmaLoopBackMode(pMvSataAdapter,
1438 													   channel,
1439 													   MV_TRUE);*/
1440 				}
1441 			}
1442 		}
1443 		KdPrint(("pAdapter->mvChannel[channel].online:%x, channel:%d\n",
1444 			pAdapter->mvChannel[channel].online, channel));
1445 	}
1446 
1447 #ifdef SUPPORT_ARRAY
1448 	for (i = MAX_ARRAY_DEVICE - 1; i >= 0; i--) {
1449 		pVDev = ArrayTables(i);
1450 		mArFreeArrayTable(pVDev);
1451 	}
1452 #endif
1453 
1454 	KdPrint(("Initialize Devices\n"));
1455 	for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++) {
1456 		MV_SATA_CHANNEL *pMvSataChannel = pMvSataAdapter->sataChannel[channel];
1457 		if (pMvSataChannel) {
1458 			init_vdev_params(pAdapter, channel);
1459 			IdeRegisterVDevice(&pAdapter->VDevices[channel].u.disk);
1460 		}
1461 	}
1462 #ifdef SUPPORT_ARRAY
1463 	CheckArrayCritical(_VBUS_P0);
1464 #endif
1465 	_vbus_p->nInstances = 1;
1466 	fRegisterVdevice(pAdapter);
1467 
1468 	for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++) {
1469 		pVDev = _vbus_p->pVDevice[channel];
1470 		if (pVDev && pVDev->vf_online)
1471 			fCheckBootable(pVDev);
1472 	}
1473 
1474 #if defined(SUPPORT_ARRAY) && defined(_RAID5N_)
1475 	init_raid5_memory(_VBUS_P0);
1476 	_vbus_(r5).enable_write_back = 1;
1477 	printf("RR18xx: RAID5 write-back %s\n", _vbus_(r5).enable_write_back? "enabled" : "disabled");
1478 #endif
1479 
1480 	mvSataUnmaskAdapterInterrupt(pMvSataAdapter);
1481 	return 0;
1482 }
1483 
1484 int
MvSataResetChannel(MV_SATA_ADAPTER * pMvSataAdapter,MV_U8 channel)1485 MvSataResetChannel(MV_SATA_ADAPTER *pMvSataAdapter, MV_U8 channel)
1486 {
1487 	IAL_ADAPTER_T   *pAdapter = (IAL_ADAPTER_T *)pMvSataAdapter->IALData;
1488 
1489 	mvSataDisableChannelDma(pMvSataAdapter, channel);
1490 	/* Flush pending commands */
1491 	mvSataFlushDmaQueue (pMvSataAdapter, channel, MV_FLUSH_TYPE_CALLBACK);
1492 
1493 	/* Software reset channel */
1494 	if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channel) == MV_FALSE)
1495 	{
1496 		MV_ERROR("RR18xx [%d,%d]: failed to perform Software reset\n",
1497 				 pMvSataAdapter->adapterId, channel);
1498 		hptmv_free_channel(pAdapter, channel);
1499 		return -1;
1500 	}
1501 
1502 	/* Hardware reset channel */
1503 	if (mvSataChannelHardReset(pMvSataAdapter, channel)== MV_FALSE)
1504 	{
1505 		MV_ERROR("RR18xx [%d,%d] Failed to Hard reser the SATA channel\n",
1506 				 pMvSataAdapter->adapterId, channel);
1507 		hptmv_free_channel(pAdapter, channel);
1508 		return -1;
1509 	}
1510 
1511 	if (mvSataIsStorageDeviceConnected(pMvSataAdapter, channel) == MV_FALSE)
1512 	{
1513 		 MV_ERROR("RR18xx [%d,%d] Failed to Connect Device\n",
1514 				 pMvSataAdapter->adapterId, channel);
1515 		hptmv_free_channel(pAdapter, channel);
1516 		return -1;
1517 	}else
1518 	{
1519 		MV_ERROR("channel %d: perform recalibrate command", channel);
1520 		if (!mvStorageDevATAExecuteNonUDMACommand(pMvSataAdapter, channel,
1521 								MV_NON_UDMA_PROTOCOL_NON_DATA,
1522 								MV_FALSE,
1523 								NULL,	 /* pBuffer*/
1524 								0,		 /* count  */
1525 								0,		/*features*/
1526 										/* sectorCount */
1527 								0,
1528 								0,	/* lbaLow */
1529 								0,	/* lbaMid */
1530 									/* lbaHigh */
1531 								0,
1532 								0,		/* device */
1533 										/* command */
1534 								0x10))
1535 			MV_ERROR("channel %d: recalibrate failed", channel);
1536 
1537 		/* Set transfer mode */
1538 		if((mvStorageDevATASetFeatures(pMvSataAdapter, channel,
1539 						MV_ATA_SET_FEATURES_TRANSFER,
1540 						MV_ATA_TRANSFER_PIO_SLOW, 0, 0, 0) == MV_FALSE) ||
1541 			(mvStorageDevATASetFeatures(pMvSataAdapter, channel,
1542 						MV_ATA_SET_FEATURES_TRANSFER,
1543 						pAdapter->mvChannel[channel].maxPioModeSupported, 0, 0, 0) == MV_FALSE) ||
1544 			(mvStorageDevATASetFeatures(pMvSataAdapter, channel,
1545 						MV_ATA_SET_FEATURES_TRANSFER,
1546 						pAdapter->mvChannel[channel].maxUltraDmaModeSupported, 0, 0, 0) == MV_FALSE) )
1547 		{
1548 			MV_ERROR("channel %d: Set Features failed", channel);
1549 			hptmv_free_channel(pAdapter, channel);
1550 			return -1;
1551 		}
1552 		/* Enable EDMA */
1553 		if (mvSataEnableChannelDma(pMvSataAdapter, channel) == MV_FALSE)
1554 		{
1555 			MV_ERROR("Failed to enable DMA, channel=%d", channel);
1556 			hptmv_free_channel(pAdapter, channel);
1557 			return -1;
1558 		}
1559 	}
1560 	return 0;
1561 }
1562 
1563 static int
fResetActiveCommands(PVBus _vbus_p)1564 fResetActiveCommands(PVBus _vbus_p)
1565 {
1566 	MV_SATA_ADAPTER *pMvSataAdapter = &((IAL_ADAPTER_T *)_vbus_p->OsExt)->mvSataAdapter;
1567 	MV_U8 channel;
1568 	for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++) {
1569 		if (pMvSataAdapter->sataChannel[channel] && pMvSataAdapter->sataChannel[channel]->outstandingCommands)
1570 			MvSataResetChannel(pMvSataAdapter,channel);
1571 	}
1572 	return 0;
1573 }
1574 
fCompleteAllCommandsSynchronously(PVBus _vbus_p)1575 void fCompleteAllCommandsSynchronously(PVBus _vbus_p)
1576 {
1577 	UINT cont;
1578 	ULONG ticks = 0;
1579 	MV_U8 channel;
1580 	MV_SATA_ADAPTER *pMvSataAdapter = &((IAL_ADAPTER_T *)_vbus_p->OsExt)->mvSataAdapter;
1581 	MV_SATA_CHANNEL *pMvSataChannel;
1582 
1583 	do {
1584 check_cmds:
1585 		cont = 0;
1586 		CheckPendingCall(_VBUS_P0);
1587 #ifdef _RAID5N_
1588 		dataxfer_poll();
1589 		xor_poll();
1590 #endif
1591 		for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++) {
1592 			pMvSataChannel = pMvSataAdapter->sataChannel[channel];
1593 			if (pMvSataChannel && pMvSataChannel->outstandingCommands)
1594 			{
1595 				while (pMvSataChannel->outstandingCommands) {
1596 					if (!mvSataInterruptServiceRoutine(pMvSataAdapter)) {
1597 						StallExec(1000);
1598 						if (ticks++ > 3000) {
1599 							MvSataResetChannel(pMvSataAdapter,channel);
1600 							goto check_cmds;
1601 						}
1602 					}
1603 					else
1604 						ticks = 0;
1605 				}
1606 				cont = 1;
1607 			}
1608 		}
1609 	} while (cont);
1610 }
1611 
1612 void
fResetVBus(_VBUS_ARG0)1613 fResetVBus(_VBUS_ARG0)
1614 {
1615 	KdPrint(("fMvResetBus(%p)", _vbus_p));
1616 
1617 	/* some commands may already finished. */
1618 	CheckPendingCall(_VBUS_P0);
1619 
1620 	fResetActiveCommands(_vbus_p);
1621 	/*
1622 	 * the other pending commands may still be finished successfully.
1623 	 */
1624 	fCompleteAllCommandsSynchronously(_vbus_p);
1625 
1626 	/* Now there should be no pending commands. No more action needed. */
1627 	CheckIdleCall(_VBUS_P0);
1628 
1629 	KdPrint(("fMvResetBus() done"));
1630 }
1631 
1632 /*No rescan function*/
1633 void
fRescanAllDevice(_VBUS_ARG0)1634 fRescanAllDevice(_VBUS_ARG0)
1635 {
1636 }
1637 
1638 static MV_BOOLEAN
CommandCompletionCB(MV_SATA_ADAPTER * pMvSataAdapter,MV_U8 channelNum,MV_COMPLETION_TYPE comp_type,MV_VOID_PTR commandId,MV_U16 responseFlags,MV_U32 timeStamp,MV_STORAGE_DEVICE_REGISTERS * registerStruct)1639 CommandCompletionCB(MV_SATA_ADAPTER *pMvSataAdapter,
1640 					MV_U8 channelNum,
1641 					MV_COMPLETION_TYPE comp_type,
1642 					MV_VOID_PTR commandId,
1643 					MV_U16 responseFlags,
1644 					MV_U32 timeStamp,
1645 					MV_STORAGE_DEVICE_REGISTERS *registerStruct)
1646 {
1647 	PCommand pCmd = (PCommand) commandId;
1648 	_VBUS_INST(pCmd->pVDevice->pVBus)
1649 
1650 	if (pCmd->uScratch.sata_param.prdAddr)
1651 		FreePRDTable(pMvSataAdapter->IALData,pCmd->uScratch.sata_param.prdAddr);
1652 
1653 	switch (comp_type)
1654 	{
1655 	case MV_COMPLETION_TYPE_NORMAL:
1656 		pCmd->Result = RETURN_SUCCESS;
1657 		break;
1658 	case MV_COMPLETION_TYPE_ABORT:
1659 		pCmd->Result = RETURN_BUS_RESET;
1660 		break;
1661 	case MV_COMPLETION_TYPE_ERROR:
1662 		 MV_ERROR("IAL: COMPLETION ERROR, adapter %d, channel %d, flags=%x\n",
1663 				 pMvSataAdapter->adapterId, channelNum, responseFlags);
1664 
1665 		if (responseFlags & 4) {
1666 			MV_ERROR("ATA regs: error %x, sector count %x, LBA low %x, LBA mid %x,"
1667 				" LBA high %x, device %x, status %x\n",
1668 				registerStruct->errorRegister,
1669 				registerStruct->sectorCountRegister,
1670 				registerStruct->lbaLowRegister,
1671 				registerStruct->lbaMidRegister,
1672 				registerStruct->lbaHighRegister,
1673 				registerStruct->deviceRegister,
1674 				registerStruct->statusRegister);
1675 		}
1676 		/*We can't do handleEdmaError directly here, because CommandCompletionCB is called by
1677 		 * mv's ISR, if we retry the command, than the internel data structure may be destroyed*/
1678 		pCmd->uScratch.sata_param.responseFlags = responseFlags;
1679 		pCmd->uScratch.sata_param.bIdeStatus = registerStruct->statusRegister;
1680 		pCmd->uScratch.sata_param.errorRegister = registerStruct->errorRegister;
1681 		pCmd->pVDevice->u.disk.QueueLength--;
1682 		CallAfterReturn(_VBUS_P (DPC_PROC)handleEdmaError,pCmd);
1683 		return TRUE;
1684 
1685 	default:
1686 		MV_ERROR(" Unknown completion type (%d)\n", comp_type);
1687 		return MV_FALSE;
1688 	}
1689 
1690 	if (pCmd->uCmd.Ide.Command == IDE_COMMAND_VERIFY && pCmd->uScratch.sata_param.cmd_priv > 1) {
1691 		pCmd->uScratch.sata_param.cmd_priv --;
1692 		return TRUE;
1693 	}
1694 	pCmd->pVDevice->u.disk.QueueLength--;
1695 	CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1696 	return TRUE;
1697 }
1698 
1699 void
fDeviceSendCommand(_VBUS_ARG PCommand pCmd)1700 fDeviceSendCommand(_VBUS_ARG PCommand pCmd)
1701 {
1702 	MV_SATA_EDMA_PRD_ENTRY  *pPRDTable = 0;
1703 	MV_SATA_ADAPTER *pMvSataAdapter;
1704 	MV_SATA_CHANNEL *pMvSataChannel;
1705 	PVDevice pVDevice = pCmd->pVDevice;
1706 	PDevice  pDevice = &pVDevice->u.disk;
1707 	LBA_T    Lba = pCmd->uCmd.Ide.Lba;
1708 	USHORT   nSector = pCmd->uCmd.Ide.nSectors;
1709 
1710 	MV_QUEUE_COMMAND_RESULT result;
1711 	MV_QUEUE_COMMAND_INFO commandInfo;
1712 	MV_UDMA_COMMAND_PARAMS  *pUdmaParams = &commandInfo.commandParams.udmaCommand;
1713 	MV_NONE_UDMA_COMMAND_PARAMS *pNoUdmaParams = &commandInfo.commandParams.NoneUdmaCommand;
1714 
1715 	MV_BOOLEAN is48bit;
1716 	MV_U8      channel;
1717 	int        i = 0;
1718 
1719 	DECLARE_BUFFER(FPSCAT_GATH, tmpSg);
1720 
1721 	if (!pDevice->df_on_line) {
1722 		MV_ERROR("Device is offline");
1723 		pCmd->Result = RETURN_BAD_DEVICE;
1724 		CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1725 		return;
1726 	}
1727 
1728 	pDevice->HeadPosition = pCmd->uCmd.Ide.Lba + pCmd->uCmd.Ide.nSectors;
1729 	pMvSataChannel = pDevice->mv;
1730 	pMvSataAdapter = pMvSataChannel->mvSataAdapter;
1731 	channel = pMvSataChannel->channelNumber;
1732 
1733 	/* old RAID0 has hidden lba. Remember to clear dDeHiddenLba when delete array! */
1734 	Lba += pDevice->dDeHiddenLba;
1735 	/* check LBA */
1736 	if (Lba+nSector-1 > pDevice->dDeRealCapacity) {
1737 		pCmd->Result = RETURN_INVALID_REQUEST;
1738 		CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1739 		return;
1740 	}
1741 
1742 	/*
1743 	 * always use 48bit LBA if drive supports it.
1744 	 * Some Seagate drives report error if you use a 28-bit command
1745 	 * to access sector 0xfffffff.
1746 	 */
1747 	is48bit = pMvSataChannel->lba48Address;
1748 
1749 	switch (pCmd->uCmd.Ide.Command)
1750 	{
1751 	case IDE_COMMAND_READ:
1752 	case IDE_COMMAND_WRITE:
1753 		if (pDevice->bDeModeSetting<8) goto pio;
1754 
1755 		commandInfo.type = MV_QUEUED_COMMAND_TYPE_UDMA;
1756 		pUdmaParams->isEXT = is48bit;
1757 		pUdmaParams->numOfSectors = nSector;
1758 		pUdmaParams->lowLBAAddress = Lba;
1759 		pUdmaParams->highLBAAddress = 0;
1760 		pUdmaParams->prdHighAddr = 0;
1761 		pUdmaParams->callBack = CommandCompletionCB;
1762 		pUdmaParams->commandId = (MV_VOID_PTR )pCmd;
1763 		if(pCmd->uCmd.Ide.Command == IDE_COMMAND_READ)
1764 			pUdmaParams->readWrite = MV_UDMA_TYPE_READ;
1765 		else
1766 			pUdmaParams->readWrite = MV_UDMA_TYPE_WRITE;
1767 
1768 		if (pCmd->pSgTable && pCmd->cf_physical_sg) {
1769 			FPSCAT_GATH sg1=tmpSg, sg2=pCmd->pSgTable;
1770 			do { *sg1++=*sg2; } while ((sg2++->wSgFlag & SG_FLAG_EOT)==0);
1771 		}
1772 		else {
1773 			if (!pCmd->pfnBuildSgl || !pCmd->pfnBuildSgl(_VBUS_P pCmd, tmpSg, 0)) {
1774 pio:
1775 				mvSataDisableChannelDma(pMvSataAdapter, channel);
1776 				mvSataFlushDmaQueue(pMvSataAdapter, channel, MV_FLUSH_TYPE_CALLBACK);
1777 
1778 				if (pCmd->pSgTable && pCmd->cf_physical_sg==0) {
1779 					FPSCAT_GATH sg1=tmpSg, sg2=pCmd->pSgTable;
1780 					do { *sg1++=*sg2; } while ((sg2++->wSgFlag & SG_FLAG_EOT)==0);
1781 				}
1782 				else {
1783 					if (!pCmd->pfnBuildSgl || !pCmd->pfnBuildSgl(_VBUS_P pCmd, tmpSg, 1)) {
1784 						pCmd->Result = RETURN_NEED_LOGICAL_SG;
1785 						goto finish_cmd;
1786 					}
1787 				}
1788 
1789 				do {
1790 					ULONG size = tmpSg->wSgSize? tmpSg->wSgSize : 0x10000;
1791 					ULONG_PTR addr = tmpSg->dSgAddress;
1792 					if (size & 0x1ff) {
1793 						pCmd->Result = RETURN_INVALID_REQUEST;
1794 						goto finish_cmd;
1795 					}
1796 					if (mvStorageDevATAExecuteNonUDMACommand(pMvSataAdapter, channel,
1797 						(pCmd->cf_data_out)?MV_NON_UDMA_PROTOCOL_PIO_DATA_OUT:MV_NON_UDMA_PROTOCOL_PIO_DATA_IN,
1798 						is48bit,
1799 						(MV_U16_PTR)addr,
1800 						size >> 1,	/* count       */
1801 						0,		/* features  N/A  */
1802 						(MV_U16)(size>>9),	/*sector count*/
1803 						(MV_U16)(  (is48bit? (MV_U16)((Lba >> 16) & 0xFF00) : 0 )  | (UCHAR)(Lba & 0xFF) ), /*lbalow*/
1804 						(MV_U16)((Lba >> 8) & 0xFF), /* lbaMid      */
1805 						(MV_U16)((Lba >> 16) & 0xFF),/* lbaHigh     */
1806 						(MV_U8)(0x40 | (is48bit ? 0 : (UCHAR)(Lba >> 24) & 0xFF )),/* device      */
1807 						(MV_U8)(is48bit ? (pCmd->cf_data_in?IDE_COMMAND_READ_EXT:IDE_COMMAND_WRITE_EXT):pCmd->uCmd.Ide.Command)
1808 					)==MV_FALSE)
1809 					{
1810 						pCmd->Result = RETURN_IDE_ERROR;
1811 						goto finish_cmd;
1812 					}
1813 					Lba += size>>9;
1814 					if(Lba & 0xF0000000) is48bit = MV_TRUE;
1815 				}
1816 				while ((tmpSg++->wSgFlag & SG_FLAG_EOT)==0);
1817 				pCmd->Result = RETURN_SUCCESS;
1818 finish_cmd:
1819 				mvSataEnableChannelDma(pMvSataAdapter,channel);
1820 				CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1821 				return;
1822 			}
1823 		}
1824 
1825 		pPRDTable = (MV_SATA_EDMA_PRD_ENTRY *) AllocatePRDTable(pMvSataAdapter->IALData);
1826 		KdPrint(("pPRDTable:%p\n",pPRDTable));
1827 		if (!pPRDTable) {
1828 			pCmd->Result = RETURN_DEVICE_BUSY;
1829 			CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1830 			HPT_ASSERT(0);
1831 			return;
1832 		}
1833 
1834 		do{
1835 			pPRDTable[i].highBaseAddr = (sizeof(tmpSg->dSgAddress)>4 ? (MV_U32)(tmpSg->dSgAddress>>32) : 0);
1836 			pPRDTable[i].flags = (MV_U16)tmpSg->wSgFlag;
1837 			pPRDTable[i].byteCount = (MV_U16)tmpSg->wSgSize;
1838 			pPRDTable[i].lowBaseAddr = (MV_U32)tmpSg->dSgAddress;
1839 			pPRDTable[i].reserved = 0;
1840 			i++;
1841 		}while((tmpSg++->wSgFlag & SG_FLAG_EOT)==0);
1842 
1843 		pUdmaParams->prdLowAddr = (ULONG)fOsPhysicalAddress(pPRDTable);
1844 		if ((pUdmaParams->numOfSectors == 256) && (pMvSataChannel->lba48Address == MV_FALSE)) {
1845 			pUdmaParams->numOfSectors = 0;
1846 		}
1847 
1848 		pCmd->uScratch.sata_param.prdAddr = (PVOID)pPRDTable;
1849 
1850 		result = mvSataQueueCommand(pMvSataAdapter, channel, &commandInfo);
1851 
1852 		if (result != MV_QUEUE_COMMAND_RESULT_OK)
1853 		{
1854 queue_failed:
1855 			switch (result)
1856 			{
1857 			case MV_QUEUE_COMMAND_RESULT_BAD_LBA_ADDRESS:
1858 				MV_ERROR("IAL Error: Edma Queue command failed. Bad LBA "
1859 						 "LBA[31:0](0x%08x)\n", pUdmaParams->lowLBAAddress);
1860 				pCmd->Result = RETURN_IDE_ERROR;
1861 				break;
1862 			case MV_QUEUE_COMMAND_RESULT_QUEUED_MODE_DISABLED:
1863 				MV_ERROR("IAL Error: Edma Queue command failed. EDMA"
1864 						 " disabled adapter %d channel %d\n",
1865 						 pMvSataAdapter->adapterId, channel);
1866 				mvSataEnableChannelDma(pMvSataAdapter,channel);
1867 				pCmd->Result = RETURN_IDE_ERROR;
1868 				break;
1869 			case MV_QUEUE_COMMAND_RESULT_FULL:
1870 				MV_ERROR("IAL Error: Edma Queue command failed. Queue is"
1871 						 " Full adapter %d channel %d\n",
1872 						 pMvSataAdapter->adapterId, channel);
1873 				pCmd->Result = RETURN_DEVICE_BUSY;
1874 				break;
1875 			case MV_QUEUE_COMMAND_RESULT_BAD_PARAMS:
1876 				MV_ERROR("IAL Error: Edma Queue command failed. (Bad "
1877 						 "Params), pMvSataAdapter: %p,  pSataChannel: %p.\n",
1878 						 pMvSataAdapter, pMvSataAdapter->sataChannel[channel]);
1879 				pCmd->Result = RETURN_IDE_ERROR;
1880 				break;
1881 			default:
1882 				MV_ERROR("IAL Error: Bad result value (%d) from queue"
1883 						 " command\n", result);
1884 				pCmd->Result = RETURN_IDE_ERROR;
1885 			}
1886 			if(pPRDTable)
1887 				FreePRDTable(pMvSataAdapter->IALData,pPRDTable);
1888 			CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1889 		}
1890 		pDevice->QueueLength++;
1891 		return;
1892 
1893 	case IDE_COMMAND_VERIFY:
1894 		commandInfo.type = MV_QUEUED_COMMAND_TYPE_NONE_UDMA;
1895 		pNoUdmaParams->bufPtr = NULL;
1896 		pNoUdmaParams->callBack = CommandCompletionCB;
1897 		pNoUdmaParams->commandId = (MV_VOID_PTR)pCmd;
1898 		pNoUdmaParams->count = 0;
1899 		pNoUdmaParams->features = 0;
1900 		pNoUdmaParams->protocolType = MV_NON_UDMA_PROTOCOL_NON_DATA;
1901 
1902 		pCmd->uScratch.sata_param.cmd_priv = 1;
1903 		if (pMvSataChannel->lba48Address == MV_TRUE){
1904 			pNoUdmaParams->command = MV_ATA_COMMAND_READ_VERIFY_SECTORS_EXT;
1905 			pNoUdmaParams->isEXT = MV_TRUE;
1906 			pNoUdmaParams->lbaHigh = (MV_U16)((Lba & 0xff0000) >> 16);
1907 			pNoUdmaParams->lbaMid = (MV_U16)((Lba & 0xff00) >> 8);
1908 			pNoUdmaParams->lbaLow =
1909 				(MV_U16)(((Lba & 0xff000000) >> 16)| (Lba & 0xff));
1910 			pNoUdmaParams->sectorCount = nSector;
1911 			pNoUdmaParams->device = 0x40;
1912 			result = mvSataQueueCommand(pMvSataAdapter, channel, &commandInfo);
1913 			if (result != MV_QUEUE_COMMAND_RESULT_OK){
1914 				goto queue_failed;
1915 			}
1916 			return;
1917 		}
1918 		else{
1919 			pNoUdmaParams->command = MV_ATA_COMMAND_READ_VERIFY_SECTORS;
1920 			pNoUdmaParams->isEXT = MV_FALSE;
1921 			pNoUdmaParams->lbaHigh = (MV_U16)((Lba & 0xff0000) >> 16);
1922 			pNoUdmaParams->lbaMid = (MV_U16)((Lba & 0xff00) >> 8);
1923 			pNoUdmaParams->lbaLow = (MV_U16)(Lba & 0xff);
1924 			pNoUdmaParams->sectorCount = 0xff & nSector;
1925 			pNoUdmaParams->device = (MV_U8)(0x40 |
1926 				((Lba & 0xf000000) >> 24));
1927 			pNoUdmaParams->callBack = CommandCompletionCB;
1928 			result = mvSataQueueCommand(pMvSataAdapter, channel, &commandInfo);
1929 			/*FIXME: how about the commands already queued? but marvel also forgets to consider this*/
1930 			if (result != MV_QUEUE_COMMAND_RESULT_OK){
1931 				goto queue_failed;
1932 			}
1933 		}
1934 		break;
1935 	default:
1936 		pCmd->Result = RETURN_INVALID_REQUEST;
1937 		CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1938 		break;
1939 	}
1940 }
1941 
1942 /**********************************************************
1943  *
1944  *	Probe the hostadapter.
1945  *
1946  **********************************************************/
1947 static int
hpt_probe(device_t dev)1948 hpt_probe(device_t dev)
1949 {
1950 	if ((pci_get_vendor(dev) == MV_SATA_VENDOR_ID) &&
1951 		(pci_get_device(dev) == MV_SATA_DEVICE_ID_5081
1952 #ifdef FOR_DEMO
1953 		|| pci_get_device(dev) == MV_SATA_DEVICE_ID_5080
1954 #endif
1955 		))
1956 	{
1957 		KdPrintI((CONTROLLER_NAME " found\n"));
1958 		device_set_desc(dev, CONTROLLER_NAME);
1959 		return (BUS_PROBE_DEFAULT);
1960 	}
1961 	else
1962 		return(ENXIO);
1963 }
1964 
1965 /***********************************************************
1966  *
1967  *      Auto configuration:  attach and init a host adapter.
1968  *
1969  ***********************************************************/
1970 static int
hpt_attach(device_t dev)1971 hpt_attach(device_t dev)
1972 {
1973 	IAL_ADAPTER_T * pAdapter = device_get_softc(dev);
1974 	int rid;
1975 	union ccb *ccb;
1976 	struct cam_devq *devq;
1977 	struct cam_sim *hpt_vsim;
1978 
1979 	device_printf(dev, "%s Version %s \n", DRIVER_NAME, DRIVER_VERSION);
1980 
1981 	pAdapter->hpt_dev = dev;
1982 
1983 	rid = init_adapter(pAdapter);
1984 	if (rid)
1985 		return rid;
1986 
1987 	rid = 0;
1988 	if ((pAdapter->hpt_irq = bus_alloc_resource_any(pAdapter->hpt_dev, SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1989 	{
1990 		hpt_printk(("can't allocate interrupt\n"));
1991 		return(ENXIO);
1992 	}
1993 
1994 	if (bus_setup_intr(pAdapter->hpt_dev, pAdapter->hpt_irq,
1995 				INTR_TYPE_CAM | INTR_MPSAFE,
1996 				NULL, hpt_intr, pAdapter, &pAdapter->hpt_intr))
1997 	{
1998 		hpt_printk(("can't set up interrupt\n"));
1999 		free(pAdapter, M_DEVBUF);
2000 		return(ENXIO);
2001 	}
2002 
2003 
2004 	ccb = xpt_alloc_ccb();
2005 	ccb->ccb_h.pinfo.priority = 1;
2006 	ccb->ccb_h.pinfo.index = CAM_UNQUEUED_INDEX;
2007 
2008 	/*
2009 	 * Create the device queue for our SIM(s).
2010 	 */
2011 	if((devq = cam_simq_alloc(8/*MAX_QUEUE_COMM*/)) == NULL)
2012 	{
2013 		KdPrint(("ENXIO\n"));
2014 		return ENOMEM;
2015 	}
2016 
2017 	/*
2018 	 * Construct our SIM entry
2019 	 */
2020 	hpt_vsim = cam_sim_alloc(hpt_action, hpt_poll, __str(PROC_DIR_NAME),
2021 			pAdapter, device_get_unit(pAdapter->hpt_dev),
2022 			&pAdapter->lock, 1, 8, devq);
2023 	if (hpt_vsim == NULL) {
2024 		cam_simq_free(devq);
2025 		return ENOMEM;
2026 	}
2027 
2028 	mtx_lock(&pAdapter->lock);
2029 	if (xpt_bus_register(hpt_vsim, dev, 0) != CAM_SUCCESS)
2030 	{
2031 		cam_sim_free(hpt_vsim, /*free devq*/ TRUE);
2032 		mtx_unlock(&pAdapter->lock);
2033 		hpt_vsim = NULL;
2034 		return ENXIO;
2035 	}
2036 
2037 	if(xpt_create_path(&pAdapter->path, /*periph */ NULL,
2038 			cam_sim_path(hpt_vsim), CAM_TARGET_WILDCARD,
2039 			CAM_LUN_WILDCARD) != CAM_REQ_CMP)
2040 	{
2041 		xpt_bus_deregister(cam_sim_path(hpt_vsim));
2042 		cam_sim_free(hpt_vsim, /*free_devq*/TRUE);
2043 		mtx_unlock(&pAdapter->lock);
2044 		hpt_vsim = NULL;
2045 		return ENXIO;
2046 	}
2047 	mtx_unlock(&pAdapter->lock);
2048 
2049 	xpt_setup_ccb(&(ccb->ccb_h), pAdapter->path, /*priority*/5);
2050 	ccb->ccb_h.func_code = XPT_SASYNC_CB;
2051 	ccb->csa.event_enable = AC_LOST_DEVICE;
2052 	ccb->csa.callback = hpt_async;
2053 	ccb->csa.callback_arg = hpt_vsim;
2054 	xpt_action((union ccb *)ccb);
2055 	xpt_free_ccb(ccb);
2056 
2057 	if (device_get_unit(dev) == 0) {
2058 		/* Start the work thread.  XXX */
2059 		launch_worker_thread();
2060 	}
2061 
2062 	return 0;
2063 }
2064 
2065 static int
hpt_detach(device_t dev)2066 hpt_detach(device_t dev)
2067 {
2068 	return (EBUSY);
2069 }
2070 
2071 
2072 /***************************************************************
2073  * The poll function is used to simulate the interrupt when
2074  * the interrupt subsystem is not functioning.
2075  *
2076  ***************************************************************/
2077 static void
hpt_poll(struct cam_sim * sim)2078 hpt_poll(struct cam_sim *sim)
2079 {
2080 
2081 	hpt_intr_locked((void *)cam_sim_softc(sim));
2082 }
2083 
2084 /****************************************************************
2085  *	Name:	hpt_intr
2086  *	Description:	Interrupt handler.
2087  ****************************************************************/
2088 static void
hpt_intr(void * arg)2089 hpt_intr(void *arg)
2090 {
2091 	IAL_ADAPTER_T *pAdapter;
2092 
2093 	pAdapter = arg;
2094 	mtx_lock(&pAdapter->lock);
2095 	hpt_intr_locked(pAdapter);
2096 	mtx_unlock(&pAdapter->lock);
2097 }
2098 
2099 static void
hpt_intr_locked(IAL_ADAPTER_T * pAdapter)2100 hpt_intr_locked(IAL_ADAPTER_T *pAdapter)
2101 {
2102 
2103 	mtx_assert(&pAdapter->lock, MA_OWNED);
2104 	/* KdPrintI(("----- Entering Isr() -----\n")); */
2105 	if (mvSataInterruptServiceRoutine(&pAdapter->mvSataAdapter) == MV_TRUE)
2106 	{
2107 		_VBUS_INST(&pAdapter->VBus)
2108 		CheckPendingCall(_VBUS_P0);
2109 	}
2110 
2111 	/* KdPrintI(("----- Leaving Isr() -----\n")); */
2112 }
2113 
2114 /**********************************************************
2115  * 			Asynchronous Events
2116  *********************************************************/
2117 #if (!defined(UNREFERENCED_PARAMETER))
2118 #define UNREFERENCED_PARAMETER(x) (void)(x)
2119 #endif
2120 
2121 static void
hpt_async(void * callback_arg,u_int32_t code,struct cam_path * path,void * arg)2122 hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path,
2123     void * arg)
2124 {
2125 	/* debug XXXX */
2126 	panic("Here");
2127 	UNREFERENCED_PARAMETER(callback_arg);
2128 	UNREFERENCED_PARAMETER(code);
2129 	UNREFERENCED_PARAMETER(path);
2130 	UNREFERENCED_PARAMETER(arg);
2131 
2132 }
2133 
2134 static void
FlushAdapter(IAL_ADAPTER_T * pAdapter)2135 FlushAdapter(IAL_ADAPTER_T *pAdapter)
2136 {
2137 	int i;
2138 
2139 	hpt_printk(("flush all devices\n"));
2140 
2141 	/* flush all devices */
2142 	for (i = 0; i < MAX_VDEVICE_PER_VBUS; i++) {
2143 		PVDevice pVDev = pAdapter->VBus.pVDevice[i];
2144 		if(pVDev) fFlushVDev(pVDev);
2145 	}
2146 }
2147 
2148 static int
hpt_shutdown(device_t dev)2149 hpt_shutdown(device_t dev)
2150 {
2151 		IAL_ADAPTER_T *pAdapter;
2152 
2153 		pAdapter = device_get_softc(dev);
2154 
2155 		mtx_lock(&pAdapter->lock);
2156 		FlushAdapter(pAdapter);
2157 		mtx_unlock(&pAdapter->lock);
2158 		  /* give the flush some time to happen,
2159 		    *otherwise "shutdown -p now" will make file system corrupted */
2160 		DELAY(1000 * 1000 * 5);
2161 		return 0;
2162 }
2163 
2164 void
Check_Idle_Call(IAL_ADAPTER_T * pAdapter)2165 Check_Idle_Call(IAL_ADAPTER_T *pAdapter)
2166 {
2167 	_VBUS_INST(&pAdapter->VBus)
2168 
2169 	if (mWaitingForIdle(_VBUS_P0)) {
2170 		CheckIdleCall(_VBUS_P0);
2171 #ifdef SUPPORT_ARRAY
2172 		{
2173 			int i;
2174 			PVDevice pArray;
2175 			for (i = 0; i < MAX_ARRAY_PER_VBUS; i++) {
2176 				if ((pArray=ArrayTables(i))->u.array.dArStamp==0)
2177 					continue;
2178 				else if (pArray->u.array.rf_auto_rebuild) {
2179 						KdPrint(("auto rebuild.\n"));
2180 						pArray->u.array.rf_auto_rebuild = 0;
2181 						hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapter, pArray, DUPLICATE);
2182 				}
2183 			}
2184 		}
2185 #endif
2186 	}
2187 	/* launch the awaiting commands blocked by mWaitingForIdle */
2188 	while(pAdapter->pending_Q!= NULL)
2189 	{
2190 		_VBUS_INST(&pAdapter->VBus)
2191 		union ccb *ccb = (union ccb *)pAdapter->pending_Q->ccb_h.ccb_ccb_ptr;
2192 		hpt_free_ccb(&pAdapter->pending_Q, ccb);
2193 		CallAfterReturn(_VBUS_P (DPC_PROC)OsSendCommand, ccb);
2194 	}
2195 }
2196 
2197 static void
ccb_done(union ccb * ccb)2198 ccb_done(union ccb *ccb)
2199 {
2200 	PBUS_DMAMAP pmap = (PBUS_DMAMAP)ccb->ccb_adapter;
2201 	IAL_ADAPTER_T * pAdapter = pmap->pAdapter;
2202 	KdPrintI(("ccb_done: ccb %p status %x\n", ccb, ccb->ccb_h.status));
2203 
2204 	dmamap_put(pmap);
2205 	xpt_done(ccb);
2206 
2207 	pAdapter->outstandingCommands--;
2208 
2209 	if (pAdapter->outstandingCommands == 0)
2210 	{
2211 		if(DPC_Request_Nums == 0)
2212 			Check_Idle_Call(pAdapter);
2213 		wakeup(pAdapter);
2214 	}
2215 }
2216 
2217 /****************************************************************
2218  *	Name:	hpt_action
2219  *	Description:	Process a queued command from the CAM layer.
2220  *	Parameters:		sim - Pointer to SIM object
2221  *					ccb - Pointer to SCSI command structure.
2222  ****************************************************************/
2223 
2224 void
hpt_action(struct cam_sim * sim,union ccb * ccb)2225 hpt_action(struct cam_sim *sim, union ccb *ccb)
2226 {
2227 	IAL_ADAPTER_T * pAdapter = (IAL_ADAPTER_T *) cam_sim_softc(sim);
2228 	PBUS_DMAMAP  pmap;
2229 	_VBUS_INST(&pAdapter->VBus)
2230 
2231 	mtx_assert(&pAdapter->lock, MA_OWNED);
2232 	CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("hpt_action\n"));
2233 	KdPrint(("hpt_action(%lx,%lx{%x})\n", (u_long)sim, (u_long)ccb, ccb->ccb_h.func_code));
2234 
2235 	switch (ccb->ccb_h.func_code)
2236 	{
2237 		case XPT_SCSI_IO:	/* Execute the requested I/O operation */
2238 		{
2239 			/* ccb->ccb_h.path_id is not our bus id - don't check it */
2240 
2241 			if (ccb->ccb_h.target_lun)	{
2242 				ccb->ccb_h.status = CAM_LUN_INVALID;
2243 				xpt_done(ccb);
2244 				return;
2245 			}
2246 			if (ccb->ccb_h.target_id >= MAX_VDEVICE_PER_VBUS ||
2247 				pAdapter->VBus.pVDevice[ccb->ccb_h.target_id]==0) {
2248 				ccb->ccb_h.status = CAM_TID_INVALID;
2249 				xpt_done(ccb);
2250 				return;
2251 			}
2252 
2253 			if (pAdapter->outstandingCommands==0 && DPC_Request_Nums==0)
2254 				Check_Idle_Call(pAdapter);
2255 
2256 			pmap = dmamap_get(pAdapter);
2257 			HPT_ASSERT(pmap);
2258 			ccb->ccb_adapter = pmap;
2259 			memset((void *)pmap->psg, 0,  sizeof(pmap->psg));
2260 
2261 			if (mWaitingForIdle(_VBUS_P0))
2262 				hpt_queue_ccb(&pAdapter->pending_Q, ccb);
2263 			else
2264 				OsSendCommand(_VBUS_P ccb);
2265 
2266 			/* KdPrint(("leave scsiio\n")); */
2267 			break;
2268 		}
2269 
2270 		case XPT_RESET_BUS:
2271 			KdPrint(("reset bus\n"));
2272 			fResetVBus(_VBUS_P0);
2273 			xpt_done(ccb);
2274 			break;
2275 
2276 		case XPT_RESET_DEV:	/* Bus Device Reset the specified SCSI device */
2277 		case XPT_ABORT:			/* Abort the specified CCB */
2278 		case XPT_TERM_IO:		/* Terminate the I/O process */
2279 			/* XXX Implement */
2280 			ccb->ccb_h.status = CAM_REQ_INVALID;
2281 			xpt_done(ccb);
2282 			break;
2283 
2284 		case XPT_GET_TRAN_SETTINGS:
2285 		case XPT_SET_TRAN_SETTINGS:
2286 			/* XXX Implement */
2287 			ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
2288 			xpt_done(ccb);
2289 			break;
2290 
2291 		case XPT_CALC_GEOMETRY:
2292 			cam_calc_geometry(&ccb->ccg, 1);
2293 			xpt_done(ccb);
2294 			break;
2295 
2296 		case XPT_PATH_INQ:		/* Path routing inquiry */
2297 		{
2298 			struct ccb_pathinq *cpi = &ccb->cpi;
2299 
2300 			cpi->version_num = 1; /* XXX??? */
2301 			cpi->hba_inquiry = PI_SDTR_ABLE;
2302 			cpi->target_sprt = 0;
2303 			/* Not necessary to reset bus */
2304 			cpi->hba_misc = PIM_NOBUSRESET;
2305 			cpi->hba_eng_cnt = 0;
2306 
2307 			cpi->max_target = MAX_VDEVICE_PER_VBUS;
2308 			cpi->max_lun = 0;
2309 			cpi->initiator_id = MAX_VDEVICE_PER_VBUS;
2310 
2311 			cpi->bus_id = cam_sim_bus(sim);
2312 			cpi->base_transfer_speed = 3300;
2313 			strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
2314 			strlcpy(cpi->hba_vid, "HPT   ", HBA_IDLEN);
2315 			strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
2316 			cpi->unit_number = cam_sim_unit(sim);
2317 			cpi->transport = XPORT_SPI;
2318 			cpi->transport_version = 2;
2319 			cpi->protocol = PROTO_SCSI;
2320 			cpi->protocol_version = SCSI_REV_2;
2321 			cpi->ccb_h.status = CAM_REQ_CMP;
2322 			xpt_done(ccb);
2323 			break;
2324 		}
2325 
2326 		default:
2327 			KdPrint(("invalid cmd\n"));
2328 			ccb->ccb_h.status = CAM_REQ_INVALID;
2329 			xpt_done(ccb);
2330 			break;
2331 	}
2332 	/* KdPrint(("leave hpt_action..............\n")); */
2333 }
2334 
2335 /* shall be called at lock_driver() */
2336 static void
hpt_queue_ccb(union ccb ** ccb_Q,union ccb * ccb)2337 hpt_queue_ccb(union ccb **ccb_Q, union ccb *ccb)
2338 {
2339 	if(*ccb_Q == NULL)
2340 		ccb->ccb_h.ccb_ccb_ptr = ccb;
2341 	else {
2342 		ccb->ccb_h.ccb_ccb_ptr = (*ccb_Q)->ccb_h.ccb_ccb_ptr;
2343 		(*ccb_Q)->ccb_h.ccb_ccb_ptr = (char *)ccb;
2344 	}
2345 
2346 	*ccb_Q = ccb;
2347 }
2348 
2349 /* shall be called at lock_driver() */
2350 static void
hpt_free_ccb(union ccb ** ccb_Q,union ccb * ccb)2351 hpt_free_ccb(union ccb **ccb_Q, union ccb *ccb)
2352 {
2353 	union ccb *TempCCB;
2354 
2355 	TempCCB = *ccb_Q;
2356 
2357 	if(ccb->ccb_h.ccb_ccb_ptr == ccb) /*it means SCpnt is the last one in CURRCMDs*/
2358 		*ccb_Q = NULL;
2359 	else {
2360 		while(TempCCB->ccb_h.ccb_ccb_ptr != (char *)ccb)
2361 			TempCCB = (union ccb *)TempCCB->ccb_h.ccb_ccb_ptr;
2362 
2363 		TempCCB->ccb_h.ccb_ccb_ptr = ccb->ccb_h.ccb_ccb_ptr;
2364 
2365 		if(*ccb_Q == ccb)
2366 			*ccb_Q = TempCCB;
2367 	}
2368 }
2369 
2370 #ifdef SUPPORT_ARRAY
2371 /***************************************************************************
2372  * Function:     hpt_worker_thread
2373  * Description:  Do background rebuilding. Execute in kernel thread context.
2374  * Returns:      None
2375  ***************************************************************************/
hpt_worker_thread(void)2376 static void hpt_worker_thread(void)
2377 {
2378 
2379 	for (;;) {
2380 		mtx_lock(&DpcQueue_Lock);
2381 		while (DpcQueue_First!=DpcQueue_Last) {
2382 			ST_HPT_DPC p;
2383 			p = DpcQueue[DpcQueue_First];
2384 			DpcQueue_First++;
2385 			DpcQueue_First %= MAX_DPC;
2386 			DPC_Request_Nums++;
2387 			mtx_unlock(&DpcQueue_Lock);
2388 			p.dpc(p.pAdapter, p.arg, p.flags);
2389 
2390 			mtx_lock(&p.pAdapter->lock);
2391 			mtx_lock(&DpcQueue_Lock);
2392 			DPC_Request_Nums--;
2393 			/* since we may have prevented Check_Idle_Call, do it here */
2394 			if (DPC_Request_Nums==0) {
2395 				if (p.pAdapter->outstandingCommands == 0) {
2396 					_VBUS_INST(&p.pAdapter->VBus);
2397 					Check_Idle_Call(p.pAdapter);
2398 					CheckPendingCall(_VBUS_P0);
2399 				}
2400 			}
2401 			mtx_unlock(&p.pAdapter->lock);
2402 			mtx_unlock(&DpcQueue_Lock);
2403 
2404 			/*Schedule out*/
2405 			if (SIGISMEMBER(curproc->p_siglist, SIGSTOP)) {
2406 				/* abort rebuilding process. */
2407 				IAL_ADAPTER_T *pAdapter;
2408 				PVDevice      pArray;
2409 				PVBus         _vbus_p;
2410 				int i;
2411 
2412 				sx_slock(&hptmv_list_lock);
2413 				pAdapter = gIal_Adapter;
2414 
2415 				while(pAdapter != NULL){
2416 					mtx_lock(&pAdapter->lock);
2417 					_vbus_p = &pAdapter->VBus;
2418 
2419 					for (i = 0; i < MAX_ARRAY_PER_VBUS; i++)
2420 					{
2421 						if ((pArray=ArrayTables(i))->u.array.dArStamp==0)
2422 							continue;
2423 						else if (pArray->u.array.rf_rebuilding ||
2424 								pArray->u.array.rf_verifying ||
2425 								pArray->u.array.rf_initializing)
2426 							{
2427 								pArray->u.array.rf_abort_rebuild = 1;
2428 							}
2429 					}
2430 					mtx_unlock(&pAdapter->lock);
2431 					pAdapter = pAdapter->next;
2432 				}
2433 				sx_sunlock(&hptmv_list_lock);
2434 			}
2435 			mtx_lock(&DpcQueue_Lock);
2436 		}
2437 		mtx_unlock(&DpcQueue_Lock);
2438 
2439 /*Remove this debug option*/
2440 /*
2441 #ifdef DEBUG
2442 		if (SIGISMEMBER(curproc->p_siglist, SIGSTOP))
2443 			pause("hptrdy", 2*hz);
2444 #endif
2445 */
2446 		kproc_suspend_check(curproc);
2447 		pause("-", 2*hz);  /* wait for something to do */
2448 	}
2449 }
2450 
2451 static struct proc *hptdaemonproc;
2452 static struct kproc_desc hpt_kp = {
2453 	"hpt_wt",
2454 	hpt_worker_thread,
2455 	&hptdaemonproc
2456 };
2457 
2458 /*Start this thread in the hpt_attach, to prevent kernel from loading it without our controller.*/
2459 static void
launch_worker_thread(void)2460 launch_worker_thread(void)
2461 {
2462 	IAL_ADAPTER_T *pAdapTemp;
2463 
2464 	kproc_start(&hpt_kp);
2465 
2466 	sx_slock(&hptmv_list_lock);
2467 	for (pAdapTemp = gIal_Adapter; pAdapTemp; pAdapTemp = pAdapTemp->next) {
2468 
2469 		_VBUS_INST(&pAdapTemp->VBus)
2470 		int i;
2471 		PVDevice pVDev;
2472 
2473 		for (i = 0; i < MAX_ARRAY_PER_VBUS; i++)
2474 			if ((pVDev=ArrayTables(i))->u.array.dArStamp==0)
2475 				continue;
2476 			else{
2477 				if (pVDev->u.array.rf_need_rebuild && !pVDev->u.array.rf_rebuilding)
2478 					hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapTemp, pVDev,
2479 					(UCHAR)((pVDev->u.array.CriticalMembers || pVDev->VDeviceType == VD_RAID_1)? DUPLICATE : REBUILD_PARITY));
2480 			}
2481 	}
2482 	sx_sunlock(&hptmv_list_lock);
2483 
2484 	/*
2485 	 * hpt_worker_thread needs to be suspended after shutdown sync, when fs sync finished.
2486 	 */
2487 	EVENTHANDLER_REGISTER(shutdown_post_sync, kproc_shutdown, hptdaemonproc,
2488 	    SHUTDOWN_PRI_LAST);
2489 }
2490 /*
2491  *SYSINIT(hptwt, SI_SUB_KTHREAD_IDLE, SI_ORDER_FIRST, launch_worker_thread, NULL);
2492 */
2493 
2494 #endif
2495 
2496 /********************************************************************************/
2497 
fOsBuildSgl(_VBUS_ARG PCommand pCmd,FPSCAT_GATH pSg,int logical)2498 int HPTLIBAPI fOsBuildSgl(_VBUS_ARG PCommand pCmd, FPSCAT_GATH pSg, int logical)
2499 {
2500 	union ccb *ccb = (union ccb *)pCmd->pOrgCommand;
2501 
2502 	if (logical) {
2503 		pSg->dSgAddress = (ULONG_PTR)(UCHAR *)ccb->csio.data_ptr;
2504 		pSg->wSgSize = ccb->csio.dxfer_len;
2505 		pSg->wSgFlag = SG_FLAG_EOT;
2506 		return TRUE;
2507 	}
2508 	/* since we have provided physical sg, nobody will ask us to build physical sg */
2509 	HPT_ASSERT(0);
2510 	return FALSE;
2511 }
2512 
2513 /*******************************************************************************/
2514 ULONG HPTLIBAPI
GetStamp(void)2515 GetStamp(void)
2516 {
2517 	/*
2518 	 * the system variable, ticks, can't be used since it hasn't yet been active
2519 	 * when our driver starts (ticks==0, it's a invalid stamp value)
2520 	 */
2521 	ULONG stamp;
2522 	do { stamp = random(); } while (stamp==0);
2523 	return stamp;
2524 }
2525 
2526 
2527 static void
SetInquiryData(PINQUIRYDATA inquiryData,PVDevice pVDev)2528 SetInquiryData(PINQUIRYDATA inquiryData, PVDevice pVDev)
2529 {
2530 	int i;
2531 	IDENTIFY_DATA2 *pIdentify = (IDENTIFY_DATA2*)pVDev->u.disk.mv->identifyDevice;
2532 
2533 	inquiryData->DeviceType = T_DIRECT; /*DIRECT_ACCESS_DEVICE*/
2534 	inquiryData->AdditionalLength = (UCHAR)(sizeof(INQUIRYDATA) - 5);
2535 #ifndef SERIAL_CMDS
2536 	inquiryData->CommandQueue = 1;
2537 #endif
2538 
2539 	switch(pVDev->VDeviceType) {
2540 	case VD_SINGLE_DISK:
2541 	case VD_ATAPI:
2542 	case VD_REMOVABLE:
2543 		/* Set the removable bit, if applicable. */
2544 		if ((pVDev->u.disk.df_removable_drive) || (pIdentify->GeneralConfiguration & 0x80))
2545 			inquiryData->RemovableMedia = 1;
2546 
2547 		/* Fill in vendor identification fields. */
2548 		for (i = 0; i < 20; i += 2) {
2549 			inquiryData->VendorId[i] 	= ((PUCHAR)pIdentify->ModelNumber)[i + 1];
2550 			inquiryData->VendorId[i+1] 	= ((PUCHAR)pIdentify->ModelNumber)[i];
2551 
2552 		}
2553 
2554 		/* Initialize unused portion of product id. */
2555 		for (i = 0; i < 4; i++) inquiryData->ProductId[12+i] = ' ';
2556 
2557 		/* firmware revision */
2558 		for (i = 0; i < 4; i += 2)
2559 		{
2560 			inquiryData->ProductRevisionLevel[i] 	= ((PUCHAR)pIdentify->FirmwareRevision)[i+1];
2561 			inquiryData->ProductRevisionLevel[i+1] 	= ((PUCHAR)pIdentify->FirmwareRevision)[i];
2562 		}
2563 		break;
2564 	default:
2565 		memcpy(&inquiryData->VendorId, "RR18xx  ", 8);
2566 #ifdef SUPPORT_ARRAY
2567 		switch(pVDev->VDeviceType){
2568 		case VD_RAID_0:
2569 			if ((pVDev->u.array.pMember[0] && mIsArray(pVDev->u.array.pMember[0])) ||
2570 				(pVDev->u.array.pMember[1] && mIsArray(pVDev->u.array.pMember[1])))
2571 				memcpy(&inquiryData->ProductId, "RAID 1/0 Array  ", 16);
2572 			else
2573 				memcpy(&inquiryData->ProductId, "RAID 0 Array    ", 16);
2574 			break;
2575 		case VD_RAID_1:
2576 			if ((pVDev->u.array.pMember[0] && mIsArray(pVDev->u.array.pMember[0])) ||
2577 				(pVDev->u.array.pMember[1] && mIsArray(pVDev->u.array.pMember[1])))
2578 				memcpy(&inquiryData->ProductId, "RAID 0/1 Array  ", 16);
2579 			else
2580 				memcpy(&inquiryData->ProductId, "RAID 1 Array    ", 16);
2581 			break;
2582 		case VD_RAID_5:
2583 			memcpy(&inquiryData->ProductId, "RAID 5 Array    ", 16);
2584 			break;
2585 		case VD_JBOD:
2586 			memcpy(&inquiryData->ProductId, "JBOD Array      ", 16);
2587 			break;
2588 		}
2589 #endif
2590 		memcpy(&inquiryData->ProductRevisionLevel, "3.00", 4);
2591 		break;
2592 	}
2593 }
2594 
2595 static void
hpt_timeout(void * arg)2596 hpt_timeout(void *arg)
2597 {
2598 	PBUS_DMAMAP pmap = (PBUS_DMAMAP)((union ccb *)arg)->ccb_adapter;
2599 	IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2600 	_VBUS_INST(&pAdapter->VBus)
2601 
2602 	mtx_assert(&pAdapter->lock, MA_OWNED);
2603 	fResetVBus(_VBUS_P0);
2604 }
2605 
2606 static void
hpt_io_dmamap_callback(void * arg,bus_dma_segment_t * segs,int nsegs,int error)2607 hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
2608 {
2609 	PCommand pCmd = (PCommand)arg;
2610 	union ccb *ccb = pCmd->pOrgCommand;
2611 	struct ccb_hdr *ccb_h = &ccb->ccb_h;
2612 	PBUS_DMAMAP pmap = (PBUS_DMAMAP) ccb->ccb_adapter;
2613 	IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2614 	PVDevice	pVDev = pAdapter->VBus.pVDevice[ccb_h->target_id];
2615 	FPSCAT_GATH psg = pCmd->pSgTable;
2616 	int idx;
2617 	_VBUS_INST(pVDev->pVBus)
2618 
2619 	HPT_ASSERT(pCmd->cf_physical_sg);
2620 
2621 	if (error)
2622 		panic("busdma error");
2623 
2624 	HPT_ASSERT(nsegs<= MAX_SG_DESCRIPTORS);
2625 
2626 	if (nsegs != 0) {
2627 		for (idx = 0; idx < nsegs; idx++, psg++) {
2628 			psg->dSgAddress = (ULONG_PTR)(UCHAR *)segs[idx].ds_addr;
2629 			psg->wSgSize = segs[idx].ds_len;
2630 			psg->wSgFlag = (idx == nsegs-1)? SG_FLAG_EOT: 0;
2631 	/*		KdPrint(("psg[%d]:add=%p,size=%x,flag=%x\n", idx, psg->dSgAddress,psg->wSgSize,psg->wSgFlag)); */
2632 		}
2633 		/*	psg[-1].wSgFlag = SG_FLAG_EOT; */
2634 
2635 		if (pCmd->cf_data_in) {
2636 			bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map,
2637 			    BUS_DMASYNC_PREREAD);
2638 		}
2639 		else if (pCmd->cf_data_out) {
2640 			bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map,
2641 			    BUS_DMASYNC_PREWRITE);
2642 		}
2643 	}
2644 
2645 	callout_reset(&pmap->timeout, 20 * hz, hpt_timeout, ccb);
2646 	pVDev->pfnSendCommand(_VBUS_P pCmd);
2647 	CheckPendingCall(_VBUS_P0);
2648 }
2649 
2650 
2651 
2652 static void HPTLIBAPI
OsSendCommand(_VBUS_ARG union ccb * ccb)2653 OsSendCommand(_VBUS_ARG union ccb *ccb)
2654 {
2655 	PBUS_DMAMAP pmap = (PBUS_DMAMAP)ccb->ccb_adapter;
2656 	IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2657 	struct ccb_hdr *ccb_h = &ccb->ccb_h;
2658 	struct ccb_scsiio *csio = &ccb->csio;
2659 	PVDevice	pVDev = pAdapter->VBus.pVDevice[ccb_h->target_id];
2660 
2661 	KdPrintI(("OsSendCommand: ccb %p  cdb %x-%x-%x\n",
2662 		ccb,
2663 		*(ULONG *)&ccb->csio.cdb_io.cdb_bytes[0],
2664 		*(ULONG *)&ccb->csio.cdb_io.cdb_bytes[4],
2665 		*(ULONG *)&ccb->csio.cdb_io.cdb_bytes[8]
2666 	));
2667 
2668 	pAdapter->outstandingCommands++;
2669 
2670 	if (pVDev == NULL || pVDev->vf_online == 0) {
2671 		ccb->ccb_h.status = CAM_REQ_INVALID;
2672 		ccb_done(ccb);
2673 		goto Command_Complished;
2674 	}
2675 
2676 	switch(ccb->csio.cdb_io.cdb_bytes[0])
2677 	{
2678 		case TEST_UNIT_READY:
2679 		case START_STOP_UNIT:
2680 		case SYNCHRONIZE_CACHE:
2681 			/* FALLTHROUGH */
2682 			ccb->ccb_h.status = CAM_REQ_CMP;
2683 			break;
2684 
2685 		case INQUIRY:
2686 			ZeroMemory(ccb->csio.data_ptr, ccb->csio.dxfer_len);
2687 			SetInquiryData((PINQUIRYDATA)ccb->csio.data_ptr, pVDev);
2688 			ccb_h->status = CAM_REQ_CMP;
2689 			break;
2690 
2691 		case READ_CAPACITY:
2692 		{
2693 			UCHAR *rbuf=csio->data_ptr;
2694 			unsigned int cap;
2695 
2696 			if (pVDev->VDeviceCapacity > 0xfffffffful) {
2697 				cap = 0xfffffffful;
2698 			} else {
2699 				cap = pVDev->VDeviceCapacity - 1;
2700 			}
2701 
2702 			rbuf[0] = (UCHAR)(cap>>24);
2703 			rbuf[1] = (UCHAR)(cap>>16);
2704 			rbuf[2] = (UCHAR)(cap>>8);
2705 			rbuf[3] = (UCHAR)cap;
2706 			/* Claim 512 byte blocks (big-endian). */
2707 			rbuf[4] = 0;
2708 			rbuf[5] = 0;
2709 			rbuf[6] = 2;
2710 			rbuf[7] = 0;
2711 
2712 			ccb_h->status = CAM_REQ_CMP;
2713 			break;
2714 		}
2715 
2716 		case 0x9e: /*SERVICE_ACTION_IN*/
2717 		{
2718 			UCHAR *rbuf = csio->data_ptr;
2719 			LBA_T cap = pVDev->VDeviceCapacity - 1;
2720 
2721 			rbuf[0] = (UCHAR)(cap>>56);
2722 			rbuf[1] = (UCHAR)(cap>>48);
2723 			rbuf[2] = (UCHAR)(cap>>40);
2724 			rbuf[3] = (UCHAR)(cap>>32);
2725 			rbuf[4] = (UCHAR)(cap>>24);
2726 			rbuf[5] = (UCHAR)(cap>>16);
2727 			rbuf[6] = (UCHAR)(cap>>8);
2728 			rbuf[7] = (UCHAR)cap;
2729 			rbuf[8] = 0;
2730 			rbuf[9] = 0;
2731 			rbuf[10] = 2;
2732 			rbuf[11] = 0;
2733 
2734 			ccb_h->status = CAM_REQ_CMP;
2735 			break;
2736 		}
2737 
2738 		case READ_6:
2739 		case WRITE_6:
2740 		case READ_10:
2741 		case WRITE_10:
2742 		case 0x88: /* READ_16 */
2743 		case 0x8a: /* WRITE_16 */
2744 		case 0x13:
2745 		case 0x2f:
2746 		{
2747 			UCHAR Cdb[16];
2748 			UCHAR CdbLength;
2749 			_VBUS_INST(pVDev->pVBus)
2750 			PCommand pCmd = AllocateCommand(_VBUS_P0);
2751 			int error;
2752 			HPT_ASSERT(pCmd);
2753 
2754 			CdbLength = csio->cdb_len;
2755 			if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0)
2756 			{
2757 				if ((ccb->ccb_h.flags & CAM_CDB_PHYS) == 0)
2758 				{
2759 					bcopy(csio->cdb_io.cdb_ptr, Cdb, CdbLength);
2760 				}
2761 				else
2762 				{
2763 					KdPrintE(("ERROR!!!\n"));
2764 					ccb->ccb_h.status = CAM_REQ_INVALID;
2765 					break;
2766 				}
2767 			}
2768 			else
2769 			{
2770 				bcopy(csio->cdb_io.cdb_bytes, Cdb, CdbLength);
2771 			}
2772 
2773 			pCmd->pOrgCommand = ccb;
2774 			pCmd->pVDevice = pVDev;
2775 			pCmd->pfnCompletion = fOsCommandDone;
2776 			pCmd->pfnBuildSgl = fOsBuildSgl;
2777 			pCmd->pSgTable = pmap->psg;
2778 
2779 			switch (Cdb[0])
2780 			{
2781 				case READ_6:
2782 				case WRITE_6:
2783 				case 0x13:
2784 					pCmd->uCmd.Ide.Lba =  ((ULONG)Cdb[1] << 16) | ((ULONG)Cdb[2] << 8) | (ULONG)Cdb[3];
2785 					pCmd->uCmd.Ide.nSectors = (USHORT) Cdb[4];
2786 					break;
2787 
2788 				case 0x88: /* READ_16 */
2789 				case 0x8a: /* WRITE_16 */
2790 					pCmd->uCmd.Ide.Lba =
2791 						(HPT_U64)Cdb[2] << 56 |
2792 						(HPT_U64)Cdb[3] << 48 |
2793 						(HPT_U64)Cdb[4] << 40 |
2794 						(HPT_U64)Cdb[5] << 32 |
2795 						(HPT_U64)Cdb[6] << 24 |
2796 						(HPT_U64)Cdb[7] << 16 |
2797 						(HPT_U64)Cdb[8] << 8 |
2798 						(HPT_U64)Cdb[9];
2799 					pCmd->uCmd.Ide.nSectors = (USHORT)Cdb[12] << 8 | (USHORT)Cdb[13];
2800 					break;
2801 
2802 				default:
2803 					pCmd->uCmd.Ide.Lba = (ULONG)Cdb[5] | ((ULONG)Cdb[4] << 8) | ((ULONG)Cdb[3] << 16) | ((ULONG)Cdb[2] << 24);
2804 					pCmd->uCmd.Ide.nSectors = (USHORT) Cdb[8] | ((USHORT)Cdb[7]<<8);
2805 					break;
2806 			}
2807 
2808 			switch (Cdb[0])
2809 			{
2810 				case READ_6:
2811 				case READ_10:
2812 				case 0x88: /* READ_16 */
2813 					pCmd->uCmd.Ide.Command = IDE_COMMAND_READ;
2814 					pCmd->cf_data_in = 1;
2815 					break;
2816 
2817 				case WRITE_6:
2818 				case WRITE_10:
2819 				case 0x8a: /* WRITE_16 */
2820 					pCmd->uCmd.Ide.Command = IDE_COMMAND_WRITE;
2821 					pCmd->cf_data_out = 1;
2822 					break;
2823 				case 0x13:
2824 				case 0x2f:
2825 					pCmd->uCmd.Ide.Command = IDE_COMMAND_VERIFY;
2826 					break;
2827 			}
2828 /*///////////////////////// */
2829 			pCmd->cf_physical_sg = 1;
2830 			error = bus_dmamap_load_ccb(pAdapter->io_dma_parent,
2831 						    pmap->dma_map,
2832 						    ccb,
2833 						    hpt_io_dmamap_callback,
2834 						    pCmd, BUS_DMA_WAITOK
2835 						    );
2836 			KdPrint(("bus_dmamap_load return %d\n", error));
2837 			if (error && error!=EINPROGRESS) {
2838 				hpt_printk(("bus_dmamap_load error %d\n", error));
2839 				FreeCommand(_VBUS_P pCmd);
2840 				ccb->ccb_h.status = CAM_REQ_CMP_ERR;
2841 				dmamap_put(pmap);
2842 				pAdapter->outstandingCommands--;
2843 				if (pAdapter->outstandingCommands == 0)
2844 					wakeup(pAdapter);
2845 				xpt_done(ccb);
2846 			}
2847 			goto Command_Complished;
2848 		}
2849 
2850 		default:
2851 			ccb->ccb_h.status = CAM_REQ_INVALID;
2852 			break;
2853 	}
2854 	ccb_done(ccb);
2855 Command_Complished:
2856 	CheckPendingCall(_VBUS_P0);
2857 	return;
2858 }
2859 
2860 static void HPTLIBAPI
fOsCommandDone(_VBUS_ARG PCommand pCmd)2861 fOsCommandDone(_VBUS_ARG PCommand pCmd)
2862 {
2863 	union ccb *ccb = pCmd->pOrgCommand;
2864 	PBUS_DMAMAP pmap = (PBUS_DMAMAP)ccb->ccb_adapter;
2865 	IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2866 
2867 	KdPrint(("fOsCommandDone(pcmd=%p, result=%d)\n", pCmd, pCmd->Result));
2868 
2869 	callout_stop(&pmap->timeout);
2870 
2871 	switch(pCmd->Result) {
2872 	case RETURN_SUCCESS:
2873 		ccb->ccb_h.status = CAM_REQ_CMP;
2874 		break;
2875 	case RETURN_BAD_DEVICE:
2876 		ccb->ccb_h.status = CAM_DEV_NOT_THERE;
2877 		break;
2878 	case RETURN_DEVICE_BUSY:
2879 		ccb->ccb_h.status = CAM_BUSY;
2880 		break;
2881 	case RETURN_INVALID_REQUEST:
2882 		ccb->ccb_h.status = CAM_REQ_INVALID;
2883 		break;
2884 	case RETURN_SELECTION_TIMEOUT:
2885 		ccb->ccb_h.status = CAM_SEL_TIMEOUT;
2886 		break;
2887 	case RETURN_RETRY:
2888 		ccb->ccb_h.status = CAM_BUSY;
2889 		break;
2890 	default:
2891 		ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
2892 		break;
2893 	}
2894 
2895 	if (pCmd->cf_data_in) {
2896 		bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map, BUS_DMASYNC_POSTREAD);
2897 	}
2898 	else if (pCmd->cf_data_out) {
2899 		bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map, BUS_DMASYNC_POSTWRITE);
2900 	}
2901 
2902 	bus_dmamap_unload(pAdapter->io_dma_parent, pmap->dma_map);
2903 
2904 	FreeCommand(_VBUS_P pCmd);
2905 	ccb_done(ccb);
2906 }
2907 
2908 int
hpt_queue_dpc(HPT_DPC dpc,IAL_ADAPTER_T * pAdapter,void * arg,UCHAR flags)2909 hpt_queue_dpc(HPT_DPC dpc, IAL_ADAPTER_T * pAdapter, void *arg, UCHAR flags)
2910 {
2911 	int p;
2912 
2913 	mtx_lock(&DpcQueue_Lock);
2914 	p = (DpcQueue_Last + 1) % MAX_DPC;
2915 	if (p==DpcQueue_First) {
2916 		KdPrint(("DPC Queue full!\n"));
2917 		mtx_unlock(&DpcQueue_Lock);
2918 		return -1;
2919 	}
2920 
2921 	DpcQueue[DpcQueue_Last].dpc = dpc;
2922 	DpcQueue[DpcQueue_Last].pAdapter = pAdapter;
2923 	DpcQueue[DpcQueue_Last].arg = arg;
2924 	DpcQueue[DpcQueue_Last].flags = flags;
2925 	DpcQueue_Last = p;
2926 	mtx_unlock(&DpcQueue_Lock);
2927 
2928 	return 0;
2929 }
2930 
2931 #ifdef _RAID5N_
2932 /*
2933  * Allocate memory above 16M, otherwise we may eat all low memory for ISA devices.
2934  * How about the memory for 5081 request/response array and PRD table?
2935  */
2936 void
os_alloc_page(_VBUS_ARG0)2937 *os_alloc_page(_VBUS_ARG0)
2938 {
2939 	return (void *)contigmalloc(0x1000, M_DEVBUF, M_NOWAIT, 0x1000000, 0xffffffff, PAGE_SIZE, 0ul);
2940 }
2941 
2942 void
os_alloc_dma_page(_VBUS_ARG0)2943 *os_alloc_dma_page(_VBUS_ARG0)
2944 {
2945 	return (void *)contigmalloc(0x1000, M_DEVBUF, M_NOWAIT, 0x1000000, 0xffffffff, PAGE_SIZE, 0ul);
2946 }
2947 
2948 void
os_free_page(_VBUS_ARG void * p)2949 os_free_page(_VBUS_ARG void *p)
2950 {
2951 	free(p, M_DEVBUF);
2952 }
2953 
2954 void
os_free_dma_page(_VBUS_ARG void * p)2955 os_free_dma_page(_VBUS_ARG void *p)
2956 {
2957 	free(p, M_DEVBUF);
2958 }
2959 
2960 void
DoXor1(ULONG * p0,ULONG * p1,ULONG * p2,UINT nBytes)2961 DoXor1(ULONG *p0, ULONG *p1, ULONG *p2, UINT nBytes)
2962 {
2963 	UINT i;
2964 	for (i = 0; i < nBytes / 4; i++) *p0++ = *p1++ ^ *p2++;
2965 }
2966 
2967 void
DoXor2(ULONG * p0,ULONG * p2,UINT nBytes)2968 DoXor2(ULONG *p0, ULONG *p2, UINT nBytes)
2969 {
2970 	UINT i;
2971 	for (i = 0; i < nBytes / 4; i++) *p0++ ^= *p2++;
2972 }
2973 #endif
2974