xref: /freebsd/sys/dev/hptnr/hptnr_osm_bsd.c (revision 1fdeb1651cdf0032c6cf77ee8bd3fe889ca3d074)
1*1fdeb165SXin LI /* $Id: osm_bsd.c,v 1.36 2010/05/11 03:12:11 lcn Exp $ */
2*1fdeb165SXin LI /*-
3*1fdeb165SXin LI  * HighPoint RAID Driver for FreeBSD
4*1fdeb165SXin LI  * Copyright (C) 2005-2011 HighPoint Technologies, Inc.
5*1fdeb165SXin LI  * All rights reserved.
6*1fdeb165SXin LI  *
7*1fdeb165SXin LI  * Redistribution and use in source and binary forms, with or without
8*1fdeb165SXin LI  * modification, are permitted provided that the following conditions
9*1fdeb165SXin LI  * are met:
10*1fdeb165SXin LI  * 1. Redistributions of source code must retain the above copyright
11*1fdeb165SXin LI  *    notice, this list of conditions and the following disclaimer.
12*1fdeb165SXin LI  * 2. Redistributions in binary form must reproduce the above copyright
13*1fdeb165SXin LI  *    notice, this list of conditions and the following disclaimer in the
14*1fdeb165SXin LI  *    documentation and/or other materials provided with the distribution.
15*1fdeb165SXin LI  *
16*1fdeb165SXin LI  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17*1fdeb165SXin LI  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*1fdeb165SXin LI  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*1fdeb165SXin LI  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20*1fdeb165SXin LI  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*1fdeb165SXin LI  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*1fdeb165SXin LI  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*1fdeb165SXin LI  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*1fdeb165SXin LI  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*1fdeb165SXin LI  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*1fdeb165SXin LI  * SUCH DAMAGE.
27*1fdeb165SXin LI  *
28*1fdeb165SXin LI  * $FreeBSD$
29*1fdeb165SXin LI  */
30*1fdeb165SXin LI #include <dev/hptnr/hptnr_config.h>
31*1fdeb165SXin LI #include <dev/hptnr/os_bsd.h>
32*1fdeb165SXin LI #include <dev/hptnr/hptintf.h>
33*1fdeb165SXin LI 
34*1fdeb165SXin LI static int hpt_probe(device_t dev)
35*1fdeb165SXin LI {
36*1fdeb165SXin LI 	PCI_ID pci_id;
37*1fdeb165SXin LI 	HIM *him;
38*1fdeb165SXin LI 	int i;
39*1fdeb165SXin LI 	PHBA hba;
40*1fdeb165SXin LI 
41*1fdeb165SXin LI 	for (him = him_list; him; him = him->next) {
42*1fdeb165SXin LI 		for (i=0; him->get_supported_device_id(i, &pci_id); i++) {
43*1fdeb165SXin LI 			if (him->get_controller_count)
44*1fdeb165SXin LI 				him->get_controller_count(&pci_id,0,0);
45*1fdeb165SXin LI 			if ((pci_get_vendor(dev) == pci_id.vid) &&
46*1fdeb165SXin LI 				(pci_get_device(dev) == pci_id.did)){
47*1fdeb165SXin LI 				KdPrint(("hpt_probe: adapter at PCI %d:%d:%d, IRQ %d",
48*1fdeb165SXin LI 					pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev), pci_get_irq(dev)
49*1fdeb165SXin LI 				));
50*1fdeb165SXin LI 				device_set_desc(dev, him->name);
51*1fdeb165SXin LI 				hba = (PHBA)device_get_softc(dev);
52*1fdeb165SXin LI 				memset(hba, 0, sizeof(HBA));
53*1fdeb165SXin LI 				hba->ext_type = EXT_TYPE_HBA;
54*1fdeb165SXin LI 				hba->ldm_adapter.him = him;
55*1fdeb165SXin LI 				return 0;
56*1fdeb165SXin LI 			}
57*1fdeb165SXin LI 		}
58*1fdeb165SXin LI 	}
59*1fdeb165SXin LI 
60*1fdeb165SXin LI 	return (ENXIO);
61*1fdeb165SXin LI }
62*1fdeb165SXin LI 
63*1fdeb165SXin LI static int hpt_attach(device_t dev)
64*1fdeb165SXin LI {
65*1fdeb165SXin LI 	PHBA hba = (PHBA)device_get_softc(dev);
66*1fdeb165SXin LI 	HIM *him = hba->ldm_adapter.him;
67*1fdeb165SXin LI 	PCI_ID pci_id;
68*1fdeb165SXin LI 	HPT_UINT size;
69*1fdeb165SXin LI 	PVBUS vbus;
70*1fdeb165SXin LI 	PVBUS_EXT vbus_ext;
71*1fdeb165SXin LI 
72*1fdeb165SXin LI 	KdPrint(("hpt_attach(%d/%d/%d)", pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)));
73*1fdeb165SXin LI 
74*1fdeb165SXin LI #if __FreeBSD_version >=440000
75*1fdeb165SXin LI 	pci_enable_busmaster(dev);
76*1fdeb165SXin LI #endif
77*1fdeb165SXin LI 
78*1fdeb165SXin LI 	pci_id.vid = pci_get_vendor(dev);
79*1fdeb165SXin LI 	pci_id.did = pci_get_device(dev);
80*1fdeb165SXin LI 	pci_id.rev = pci_get_revid(dev);
81*1fdeb165SXin LI 	pci_id.subsys = (HPT_U32)(pci_get_subdevice(dev)) << 16 | pci_get_subvendor(dev);
82*1fdeb165SXin LI 
83*1fdeb165SXin LI 	size = him->get_adapter_size(&pci_id);
84*1fdeb165SXin LI 	hba->ldm_adapter.him_handle = malloc(size, M_DEVBUF, M_WAITOK);
85*1fdeb165SXin LI 	if (!hba->ldm_adapter.him_handle)
86*1fdeb165SXin LI 		return ENXIO;
87*1fdeb165SXin LI 
88*1fdeb165SXin LI 	hba->pcidev = dev;
89*1fdeb165SXin LI 	hba->pciaddr.tree = 0;
90*1fdeb165SXin LI 	hba->pciaddr.bus = pci_get_bus(dev);
91*1fdeb165SXin LI 	hba->pciaddr.device = pci_get_slot(dev);
92*1fdeb165SXin LI 	hba->pciaddr.function = pci_get_function(dev);
93*1fdeb165SXin LI 
94*1fdeb165SXin LI 	if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) {
95*1fdeb165SXin LI 		free(hba->ldm_adapter.him_handle, M_DEVBUF);
96*1fdeb165SXin LI 		return -1;
97*1fdeb165SXin LI 	}
98*1fdeb165SXin LI 
99*1fdeb165SXin LI 	os_printk("adapter at PCI %d:%d:%d, IRQ %d",
100*1fdeb165SXin LI 		hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev));
101*1fdeb165SXin LI 
102*1fdeb165SXin LI 	if (!ldm_register_adapter(&hba->ldm_adapter)) {
103*1fdeb165SXin LI 		size = ldm_get_vbus_size();
104*1fdeb165SXin LI 		vbus_ext = malloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK);
105*1fdeb165SXin LI 		if (!vbus_ext) {
106*1fdeb165SXin LI 			free(hba->ldm_adapter.him_handle, M_DEVBUF);
107*1fdeb165SXin LI 			return -1;
108*1fdeb165SXin LI 		}
109*1fdeb165SXin LI 		memset(vbus_ext, 0, sizeof(VBUS_EXT));
110*1fdeb165SXin LI 		vbus_ext->ext_type = EXT_TYPE_VBUS;
111*1fdeb165SXin LI 		ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
112*1fdeb165SXin LI 		ldm_register_adapter(&hba->ldm_adapter);
113*1fdeb165SXin LI 	}
114*1fdeb165SXin LI 
115*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
116*1fdeb165SXin LI 		if (hba->ldm_adapter.vbus==vbus) {
117*1fdeb165SXin LI 			hba->vbus_ext = vbus_ext;
118*1fdeb165SXin LI 			hba->next = vbus_ext->hba_list;
119*1fdeb165SXin LI 			vbus_ext->hba_list = hba;
120*1fdeb165SXin LI 			break;
121*1fdeb165SXin LI 		}
122*1fdeb165SXin LI 	}
123*1fdeb165SXin LI 	return 0;
124*1fdeb165SXin LI }
125*1fdeb165SXin LI 
126*1fdeb165SXin LI /*
127*1fdeb165SXin LI  * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
128*1fdeb165SXin LI  * but there are some problems currently (alignment, etc).
129*1fdeb165SXin LI  */
130*1fdeb165SXin LI static __inline void *__get_free_pages(int order)
131*1fdeb165SXin LI {
132*1fdeb165SXin LI 	/* don't use low memory - other devices may get starved */
133*1fdeb165SXin LI 	return contigmalloc(PAGE_SIZE<<order,
134*1fdeb165SXin LI 			M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
135*1fdeb165SXin LI }
136*1fdeb165SXin LI 
137*1fdeb165SXin LI static __inline void free_pages(void *p, int order)
138*1fdeb165SXin LI {
139*1fdeb165SXin LI 	contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
140*1fdeb165SXin LI }
141*1fdeb165SXin LI 
142*1fdeb165SXin LI static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
143*1fdeb165SXin LI {
144*1fdeb165SXin LI 	PHBA hba;
145*1fdeb165SXin LI 	struct freelist *f;
146*1fdeb165SXin LI 	HPT_UINT i;
147*1fdeb165SXin LI 	void **p;
148*1fdeb165SXin LI 
149*1fdeb165SXin LI 	for (hba = vbus_ext->hba_list; hba; hba = hba->next)
150*1fdeb165SXin LI 		hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
151*1fdeb165SXin LI 
152*1fdeb165SXin LI 	ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
153*1fdeb165SXin LI 
154*1fdeb165SXin LI 	for (f=vbus_ext->freelist_head; f; f=f->next) {
155*1fdeb165SXin LI 		KdPrint(("%s: %d*%d=%d bytes",
156*1fdeb165SXin LI 			f->tag, f->count, f->size, f->count*f->size));
157*1fdeb165SXin LI 		for (i=0; i<f->count; i++) {
158*1fdeb165SXin LI 			p = (void **)malloc(f->size, M_DEVBUF, M_WAITOK);
159*1fdeb165SXin LI 			if (!p)	return (ENXIO);
160*1fdeb165SXin LI 			*p = f->head;
161*1fdeb165SXin LI 			f->head = p;
162*1fdeb165SXin LI 		}
163*1fdeb165SXin LI 	}
164*1fdeb165SXin LI 
165*1fdeb165SXin LI 	for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
166*1fdeb165SXin LI 		int order, size, j;
167*1fdeb165SXin LI 
168*1fdeb165SXin LI 		HPT_ASSERT((f->size & (f->alignment-1))==0);
169*1fdeb165SXin LI 
170*1fdeb165SXin LI 		for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1)
171*1fdeb165SXin LI 			;
172*1fdeb165SXin LI 
173*1fdeb165SXin LI 		KdPrint(("%s: %d*%d=%d bytes, order %d",
174*1fdeb165SXin LI 			f->tag, f->count, f->size, f->count*f->size, order));
175*1fdeb165SXin LI 		HPT_ASSERT(f->alignment<=PAGE_SIZE);
176*1fdeb165SXin LI 
177*1fdeb165SXin LI 		for (i=0; i<f->count;) {
178*1fdeb165SXin LI 			p = (void **)__get_free_pages(order);
179*1fdeb165SXin LI 			if (!p) return -1;
180*1fdeb165SXin LI 			for (j = size/f->size; j && i<f->count; i++,j--) {
181*1fdeb165SXin LI 				*p = f->head;
182*1fdeb165SXin LI 				*(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
183*1fdeb165SXin LI 				f->head = p;
184*1fdeb165SXin LI 				p = (void **)((unsigned long)p + f->size);
185*1fdeb165SXin LI 			}
186*1fdeb165SXin LI 		}
187*1fdeb165SXin LI 	}
188*1fdeb165SXin LI 
189*1fdeb165SXin LI 	HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
190*1fdeb165SXin LI 
191*1fdeb165SXin LI 	for (i=0; i<os_max_cache_pages; i++) {
192*1fdeb165SXin LI 		p = (void **)__get_free_pages(0);
193*1fdeb165SXin LI 		if (!p) return -1;
194*1fdeb165SXin LI 		HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
195*1fdeb165SXin LI 		dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
196*1fdeb165SXin LI 	}
197*1fdeb165SXin LI 
198*1fdeb165SXin LI 	return 0;
199*1fdeb165SXin LI }
200*1fdeb165SXin LI 
201*1fdeb165SXin LI static void hpt_free_mem(PVBUS_EXT vbus_ext)
202*1fdeb165SXin LI {
203*1fdeb165SXin LI 	struct freelist *f;
204*1fdeb165SXin LI 	void *p;
205*1fdeb165SXin LI 	int i;
206*1fdeb165SXin LI 	BUS_ADDRESS bus;
207*1fdeb165SXin LI 
208*1fdeb165SXin LI 	for (f=vbus_ext->freelist_head; f; f=f->next) {
209*1fdeb165SXin LI #if DBG
210*1fdeb165SXin LI 		if (f->count!=f->reserved_count) {
211*1fdeb165SXin LI 			KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
212*1fdeb165SXin LI 		}
213*1fdeb165SXin LI #endif
214*1fdeb165SXin LI 		while ((p=freelist_get(f)))
215*1fdeb165SXin LI 			free(p, M_DEVBUF);
216*1fdeb165SXin LI 	}
217*1fdeb165SXin LI 
218*1fdeb165SXin LI 	for (i=0; i<os_max_cache_pages; i++) {
219*1fdeb165SXin LI 		p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
220*1fdeb165SXin LI 		HPT_ASSERT(p);
221*1fdeb165SXin LI 		free_pages(p, 0);
222*1fdeb165SXin LI 	}
223*1fdeb165SXin LI 
224*1fdeb165SXin LI 	for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
225*1fdeb165SXin LI 		int order, size;
226*1fdeb165SXin LI #if DBG
227*1fdeb165SXin LI 		if (f->count!=f->reserved_count) {
228*1fdeb165SXin LI 			KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
229*1fdeb165SXin LI 		}
230*1fdeb165SXin LI #endif
231*1fdeb165SXin LI 		for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
232*1fdeb165SXin LI 
233*1fdeb165SXin LI 		while ((p=freelist_get_dma(f, &bus))) {
234*1fdeb165SXin LI 			if (order)
235*1fdeb165SXin LI 				free_pages(p, order);
236*1fdeb165SXin LI 			else {
237*1fdeb165SXin LI 			/* can't free immediately since other blocks in this page may still be in the list */
238*1fdeb165SXin LI 				if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
239*1fdeb165SXin LI 					dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
240*1fdeb165SXin LI 			}
241*1fdeb165SXin LI 		}
242*1fdeb165SXin LI 	}
243*1fdeb165SXin LI 
244*1fdeb165SXin LI 	while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
245*1fdeb165SXin LI 		free_pages(p, 0);
246*1fdeb165SXin LI }
247*1fdeb165SXin LI 
248*1fdeb165SXin LI static int hpt_init_vbus(PVBUS_EXT vbus_ext)
249*1fdeb165SXin LI {
250*1fdeb165SXin LI 	PHBA hba;
251*1fdeb165SXin LI 
252*1fdeb165SXin LI 	for (hba = vbus_ext->hba_list; hba; hba = hba->next)
253*1fdeb165SXin LI 		if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
254*1fdeb165SXin LI 			KdPrint(("fail to initialize %p", hba));
255*1fdeb165SXin LI 			return -1;
256*1fdeb165SXin LI 		}
257*1fdeb165SXin LI 
258*1fdeb165SXin LI 	ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
259*1fdeb165SXin LI 	return 0;
260*1fdeb165SXin LI }
261*1fdeb165SXin LI 
262*1fdeb165SXin LI static void hpt_flush_done(PCOMMAND pCmd)
263*1fdeb165SXin LI {
264*1fdeb165SXin LI 	PVDEV vd = pCmd->target;
265*1fdeb165SXin LI 
266*1fdeb165SXin LI 	if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
267*1fdeb165SXin LI 		vd = vd->u.array.transform->target;
268*1fdeb165SXin LI 		HPT_ASSERT(vd);
269*1fdeb165SXin LI 		pCmd->target = vd;
270*1fdeb165SXin LI 		pCmd->Result = RETURN_PENDING;
271*1fdeb165SXin LI 		vdev_queue_cmd(pCmd);
272*1fdeb165SXin LI 		return;
273*1fdeb165SXin LI 	}
274*1fdeb165SXin LI 
275*1fdeb165SXin LI 	*(int *)pCmd->priv = 1;
276*1fdeb165SXin LI 	wakeup(pCmd);
277*1fdeb165SXin LI }
278*1fdeb165SXin LI 
279*1fdeb165SXin LI /*
280*1fdeb165SXin LI  * flush a vdev (without retry).
281*1fdeb165SXin LI  */
282*1fdeb165SXin LI static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
283*1fdeb165SXin LI {
284*1fdeb165SXin LI 	PCOMMAND pCmd;
285*1fdeb165SXin LI 	int result = 0, done;
286*1fdeb165SXin LI 	HPT_UINT count;
287*1fdeb165SXin LI 
288*1fdeb165SXin LI 	KdPrint(("flusing dev %p", vd));
289*1fdeb165SXin LI 
290*1fdeb165SXin LI 	hpt_lock_vbus(vbus_ext);
291*1fdeb165SXin LI 
292*1fdeb165SXin LI 	if (mIsArray(vd->type) && vd->u.array.transform)
293*1fdeb165SXin LI 		count = MAX(vd->u.array.transform->source->cmds_per_request,
294*1fdeb165SXin LI 					vd->u.array.transform->target->cmds_per_request);
295*1fdeb165SXin LI 	else
296*1fdeb165SXin LI 		count = vd->cmds_per_request;
297*1fdeb165SXin LI 
298*1fdeb165SXin LI 	pCmd = ldm_alloc_cmds(vd->vbus, count);
299*1fdeb165SXin LI 
300*1fdeb165SXin LI 	if (!pCmd) {
301*1fdeb165SXin LI 		hpt_unlock_vbus(vbus_ext);
302*1fdeb165SXin LI 		return -1;
303*1fdeb165SXin LI 	}
304*1fdeb165SXin LI 
305*1fdeb165SXin LI 	pCmd->type = CMD_TYPE_FLUSH;
306*1fdeb165SXin LI 	pCmd->flags.hard_flush = 1;
307*1fdeb165SXin LI 	pCmd->target = vd;
308*1fdeb165SXin LI 	pCmd->done = hpt_flush_done;
309*1fdeb165SXin LI 	done = 0;
310*1fdeb165SXin LI 	pCmd->priv = &done;
311*1fdeb165SXin LI 
312*1fdeb165SXin LI 	ldm_queue_cmd(pCmd);
313*1fdeb165SXin LI 
314*1fdeb165SXin LI 	if (!done) {
315*1fdeb165SXin LI 		while (hpt_sleep(vbus_ext, pCmd, PPAUSE, "hptfls", HPT_OSM_TIMEOUT)) {
316*1fdeb165SXin LI 			ldm_reset_vbus(vd->vbus);
317*1fdeb165SXin LI 		}
318*1fdeb165SXin LI 	}
319*1fdeb165SXin LI 
320*1fdeb165SXin LI 	KdPrint(("flush result %d", pCmd->Result));
321*1fdeb165SXin LI 
322*1fdeb165SXin LI 	if (pCmd->Result!=RETURN_SUCCESS)
323*1fdeb165SXin LI 		result = -1;
324*1fdeb165SXin LI 
325*1fdeb165SXin LI 	ldm_free_cmds(pCmd);
326*1fdeb165SXin LI 
327*1fdeb165SXin LI 	hpt_unlock_vbus(vbus_ext);
328*1fdeb165SXin LI 
329*1fdeb165SXin LI 	return result;
330*1fdeb165SXin LI }
331*1fdeb165SXin LI 
332*1fdeb165SXin LI static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
333*1fdeb165SXin LI static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
334*1fdeb165SXin LI {
335*1fdeb165SXin LI 	PVBUS     vbus = (PVBUS)vbus_ext->vbus;
336*1fdeb165SXin LI 	PHBA hba;
337*1fdeb165SXin LI 	int i;
338*1fdeb165SXin LI 
339*1fdeb165SXin LI 	KdPrint(("hpt_shutdown_vbus"));
340*1fdeb165SXin LI 
341*1fdeb165SXin LI 	/* stop all ctl tasks and disable the worker taskqueue */
342*1fdeb165SXin LI 	hpt_stop_tasks(vbus_ext);
343*1fdeb165SXin LI 	vbus_ext->worker.ta_context = 0;
344*1fdeb165SXin LI 
345*1fdeb165SXin LI 	/* flush devices */
346*1fdeb165SXin LI 	for (i=0; i<osm_max_targets; i++) {
347*1fdeb165SXin LI 		PVDEV vd = ldm_find_target(vbus, i);
348*1fdeb165SXin LI 		if (vd) {
349*1fdeb165SXin LI 			/* retry once */
350*1fdeb165SXin LI 			if (hpt_flush_vdev(vbus_ext, vd))
351*1fdeb165SXin LI 				hpt_flush_vdev(vbus_ext, vd);
352*1fdeb165SXin LI 		}
353*1fdeb165SXin LI 	}
354*1fdeb165SXin LI 
355*1fdeb165SXin LI 	hpt_lock_vbus(vbus_ext);
356*1fdeb165SXin LI 	ldm_shutdown(vbus);
357*1fdeb165SXin LI 	hpt_unlock_vbus(vbus_ext);
358*1fdeb165SXin LI 
359*1fdeb165SXin LI 	ldm_release_vbus(vbus);
360*1fdeb165SXin LI 
361*1fdeb165SXin LI 	for (hba=vbus_ext->hba_list; hba; hba=hba->next)
362*1fdeb165SXin LI 		bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
363*1fdeb165SXin LI 
364*1fdeb165SXin LI 	hpt_free_mem(vbus_ext);
365*1fdeb165SXin LI 
366*1fdeb165SXin LI 	while ((hba=vbus_ext->hba_list)) {
367*1fdeb165SXin LI 		vbus_ext->hba_list = hba->next;
368*1fdeb165SXin LI 		free(hba->ldm_adapter.him_handle, M_DEVBUF);
369*1fdeb165SXin LI 	}
370*1fdeb165SXin LI 
371*1fdeb165SXin LI 	free(vbus_ext, M_DEVBUF);
372*1fdeb165SXin LI 	KdPrint(("hpt_shutdown_vbus done"));
373*1fdeb165SXin LI }
374*1fdeb165SXin LI 
375*1fdeb165SXin LI static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
376*1fdeb165SXin LI {
377*1fdeb165SXin LI 	OSM_TASK *tasks;
378*1fdeb165SXin LI 
379*1fdeb165SXin LI 	tasks = vbus_ext->tasks;
380*1fdeb165SXin LI 	vbus_ext->tasks = 0;
381*1fdeb165SXin LI 
382*1fdeb165SXin LI 	while (tasks) {
383*1fdeb165SXin LI 		OSM_TASK *t = tasks;
384*1fdeb165SXin LI 		tasks = t->next;
385*1fdeb165SXin LI 		t->next = 0;
386*1fdeb165SXin LI 		t->func(vbus_ext->vbus, t->data);
387*1fdeb165SXin LI 	}
388*1fdeb165SXin LI }
389*1fdeb165SXin LI 
390*1fdeb165SXin LI static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
391*1fdeb165SXin LI {
392*1fdeb165SXin LI 	if(vbus_ext){
393*1fdeb165SXin LI 		hpt_lock_vbus(vbus_ext);
394*1fdeb165SXin LI 		__hpt_do_tasks(vbus_ext);
395*1fdeb165SXin LI 		hpt_unlock_vbus(vbus_ext);
396*1fdeb165SXin LI 	}
397*1fdeb165SXin LI }
398*1fdeb165SXin LI 
399*1fdeb165SXin LI static void hpt_action(struct cam_sim *sim, union ccb *ccb);
400*1fdeb165SXin LI static void hpt_poll(struct cam_sim *sim);
401*1fdeb165SXin LI static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
402*1fdeb165SXin LI static void hpt_pci_intr(void *arg);
403*1fdeb165SXin LI 
404*1fdeb165SXin LI static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
405*1fdeb165SXin LI {
406*1fdeb165SXin LI 	POS_CMDEXT p = vbus_ext->cmdext_list;
407*1fdeb165SXin LI 	if (p)
408*1fdeb165SXin LI 		vbus_ext->cmdext_list = p->next;
409*1fdeb165SXin LI 	return p;
410*1fdeb165SXin LI }
411*1fdeb165SXin LI 
412*1fdeb165SXin LI static __inline void cmdext_put(POS_CMDEXT p)
413*1fdeb165SXin LI {
414*1fdeb165SXin LI 	p->next = p->vbus_ext->cmdext_list;
415*1fdeb165SXin LI 	p->vbus_ext->cmdext_list = p;
416*1fdeb165SXin LI }
417*1fdeb165SXin LI 
418*1fdeb165SXin LI static void hpt_timeout(void *arg)
419*1fdeb165SXin LI {
420*1fdeb165SXin LI 	PCOMMAND pCmd = (PCOMMAND)arg;
421*1fdeb165SXin LI 	POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
422*1fdeb165SXin LI 
423*1fdeb165SXin LI 	KdPrint(("pCmd %p timeout", pCmd));
424*1fdeb165SXin LI 
425*1fdeb165SXin LI 	ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
426*1fdeb165SXin LI }
427*1fdeb165SXin LI 
428*1fdeb165SXin LI static void os_cmddone(PCOMMAND pCmd)
429*1fdeb165SXin LI {
430*1fdeb165SXin LI 	POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
431*1fdeb165SXin LI 	union ccb *ccb = ext->ccb;
432*1fdeb165SXin LI 
433*1fdeb165SXin LI 	KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
434*1fdeb165SXin LI 
435*1fdeb165SXin LI 	untimeout(hpt_timeout, pCmd, ccb->ccb_h.timeout_ch);
436*1fdeb165SXin LI 
437*1fdeb165SXin LI 	switch(pCmd->Result) {
438*1fdeb165SXin LI 	case RETURN_SUCCESS:
439*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_CMP;
440*1fdeb165SXin LI 		break;
441*1fdeb165SXin LI 	case RETURN_BAD_DEVICE:
442*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_DEV_NOT_THERE;
443*1fdeb165SXin LI 		break;
444*1fdeb165SXin LI 	case RETURN_DEVICE_BUSY:
445*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_BUSY;
446*1fdeb165SXin LI 		break;
447*1fdeb165SXin LI 	case RETURN_INVALID_REQUEST:
448*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_INVALID;
449*1fdeb165SXin LI 		break;
450*1fdeb165SXin LI 	case RETURN_SELECTION_TIMEOUT:
451*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_SEL_TIMEOUT;
452*1fdeb165SXin LI 		break;
453*1fdeb165SXin LI 	case RETURN_RETRY:
454*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_BUSY;
455*1fdeb165SXin LI 		break;
456*1fdeb165SXin LI 	default:
457*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
458*1fdeb165SXin LI 		break;
459*1fdeb165SXin LI 	}
460*1fdeb165SXin LI 
461*1fdeb165SXin LI 	if (pCmd->flags.data_in) {
462*1fdeb165SXin LI 		bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
463*1fdeb165SXin LI 	}
464*1fdeb165SXin LI 	else if (pCmd->flags.data_out) {
465*1fdeb165SXin LI 		bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
466*1fdeb165SXin LI 	}
467*1fdeb165SXin LI 
468*1fdeb165SXin LI 	bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
469*1fdeb165SXin LI 
470*1fdeb165SXin LI 	cmdext_put(ext);
471*1fdeb165SXin LI 	ldm_free_cmds(pCmd);
472*1fdeb165SXin LI 	xpt_done(ccb);
473*1fdeb165SXin LI }
474*1fdeb165SXin LI 
475*1fdeb165SXin LI static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
476*1fdeb165SXin LI {
477*1fdeb165SXin LI 	/* since we have provided physical sg, nobody will ask us to build physical sg */
478*1fdeb165SXin LI 	HPT_ASSERT(0);
479*1fdeb165SXin LI 	return FALSE;
480*1fdeb165SXin LI }
481*1fdeb165SXin LI 
482*1fdeb165SXin LI static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
483*1fdeb165SXin LI {
484*1fdeb165SXin LI 	PCOMMAND pCmd = (PCOMMAND)arg;
485*1fdeb165SXin LI 	POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
486*1fdeb165SXin LI 	PSG psg = pCmd->psg;
487*1fdeb165SXin LI 	int idx;
488*1fdeb165SXin LI 
489*1fdeb165SXin LI 	HPT_ASSERT(pCmd->flags.physical_sg);
490*1fdeb165SXin LI 
491*1fdeb165SXin LI 	if (error)
492*1fdeb165SXin LI 		panic("busdma error");
493*1fdeb165SXin LI 
494*1fdeb165SXin LI 	HPT_ASSERT(nsegs<=os_max_sg_descriptors);
495*1fdeb165SXin LI 
496*1fdeb165SXin LI 	if (nsegs != 0) {
497*1fdeb165SXin LI 		for (idx = 0; idx < nsegs; idx++, psg++) {
498*1fdeb165SXin LI 			psg->addr.bus = segs[idx].ds_addr;
499*1fdeb165SXin LI 			psg->size = segs[idx].ds_len;
500*1fdeb165SXin LI 			psg->eot = 0;
501*1fdeb165SXin LI 		}
502*1fdeb165SXin LI 		psg[-1].eot = 1;
503*1fdeb165SXin LI 
504*1fdeb165SXin LI 		if (pCmd->flags.data_in) {
505*1fdeb165SXin LI 			bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map,
506*1fdeb165SXin LI 			    BUS_DMASYNC_PREREAD);
507*1fdeb165SXin LI 		}
508*1fdeb165SXin LI 		else if (pCmd->flags.data_out) {
509*1fdeb165SXin LI 			bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map,
510*1fdeb165SXin LI 			    BUS_DMASYNC_PREWRITE);
511*1fdeb165SXin LI 		}
512*1fdeb165SXin LI 	}
513*1fdeb165SXin LI 
514*1fdeb165SXin LI 	ext->ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
515*1fdeb165SXin LI 	ldm_queue_cmd(pCmd);
516*1fdeb165SXin LI }
517*1fdeb165SXin LI 
518*1fdeb165SXin LI static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
519*1fdeb165SXin LI {
520*1fdeb165SXin LI 	PVBUS vbus = (PVBUS)vbus_ext->vbus;
521*1fdeb165SXin LI 	PVDEV vd;
522*1fdeb165SXin LI 	PCOMMAND pCmd;
523*1fdeb165SXin LI 	POS_CMDEXT ext;
524*1fdeb165SXin LI 	HPT_U8 *cdb;
525*1fdeb165SXin LI 
526*1fdeb165SXin LI 	if (ccb->ccb_h.flags & CAM_CDB_POINTER)
527*1fdeb165SXin LI 		cdb = ccb->csio.cdb_io.cdb_ptr;
528*1fdeb165SXin LI 	else
529*1fdeb165SXin LI 		cdb = ccb->csio.cdb_io.cdb_bytes;
530*1fdeb165SXin LI 
531*1fdeb165SXin LI 	KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
532*1fdeb165SXin LI 		ccb,
533*1fdeb165SXin LI 		ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
534*1fdeb165SXin LI 		*(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
535*1fdeb165SXin LI 	));
536*1fdeb165SXin LI 
537*1fdeb165SXin LI 	/* ccb->ccb_h.path_id is not our bus id - don't check it */
538*1fdeb165SXin LI 	if (ccb->ccb_h.target_lun != 0 ||
539*1fdeb165SXin LI 		ccb->ccb_h.target_id >= osm_max_targets ||
540*1fdeb165SXin LI 		(ccb->ccb_h.flags & CAM_CDB_PHYS))
541*1fdeb165SXin LI 	{
542*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_TID_INVALID;
543*1fdeb165SXin LI 		xpt_done(ccb);
544*1fdeb165SXin LI 		return;
545*1fdeb165SXin LI 	}
546*1fdeb165SXin LI 
547*1fdeb165SXin LI 	vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
548*1fdeb165SXin LI 
549*1fdeb165SXin LI 	if (!vd) {
550*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_TID_INVALID;
551*1fdeb165SXin LI 		xpt_done(ccb);
552*1fdeb165SXin LI 		return;
553*1fdeb165SXin LI 	}
554*1fdeb165SXin LI 
555*1fdeb165SXin LI 	switch (cdb[0]) {
556*1fdeb165SXin LI 	case TEST_UNIT_READY:
557*1fdeb165SXin LI 	case START_STOP_UNIT:
558*1fdeb165SXin LI 	case SYNCHRONIZE_CACHE:
559*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_CMP;
560*1fdeb165SXin LI 		break;
561*1fdeb165SXin LI 
562*1fdeb165SXin LI 	case INQUIRY:
563*1fdeb165SXin LI 		{
564*1fdeb165SXin LI 			PINQUIRYDATA inquiryData;
565*1fdeb165SXin LI 			memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
566*1fdeb165SXin LI 			inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
567*1fdeb165SXin LI 
568*1fdeb165SXin LI 			inquiryData->AdditionalLength = 31;
569*1fdeb165SXin LI 			inquiryData->CommandQueue = 1;
570*1fdeb165SXin LI 			memcpy(&inquiryData->VendorId, "HPT     ", 8);
571*1fdeb165SXin LI 			memcpy(&inquiryData->ProductId, "DISK 0_0        ", 16);
572*1fdeb165SXin LI 
573*1fdeb165SXin LI 			if (vd->target_id / 10) {
574*1fdeb165SXin LI 				inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
575*1fdeb165SXin LI 				inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
576*1fdeb165SXin LI 			}
577*1fdeb165SXin LI 			else
578*1fdeb165SXin LI 				inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
579*1fdeb165SXin LI 
580*1fdeb165SXin LI 			memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
581*1fdeb165SXin LI 
582*1fdeb165SXin LI 			ccb->ccb_h.status = CAM_REQ_CMP;
583*1fdeb165SXin LI 		}
584*1fdeb165SXin LI 		break;
585*1fdeb165SXin LI 
586*1fdeb165SXin LI 	case READ_CAPACITY:
587*1fdeb165SXin LI 	{
588*1fdeb165SXin LI 		HPT_U8 *rbuf = ccb->csio.data_ptr;
589*1fdeb165SXin LI 		HPT_U32 cap;
590*1fdeb165SXin LI 
591*1fdeb165SXin LI 		if (vd->capacity>0xfffffffful)
592*1fdeb165SXin LI 			cap = 0xfffffffful;
593*1fdeb165SXin LI 		else
594*1fdeb165SXin LI 			cap = vd->capacity - 1;
595*1fdeb165SXin LI 
596*1fdeb165SXin LI 		rbuf[0] = (HPT_U8)(cap>>24);
597*1fdeb165SXin LI 		rbuf[1] = (HPT_U8)(cap>>16);
598*1fdeb165SXin LI 		rbuf[2] = (HPT_U8)(cap>>8);
599*1fdeb165SXin LI 		rbuf[3] = (HPT_U8)cap;
600*1fdeb165SXin LI 		rbuf[4] = 0;
601*1fdeb165SXin LI 		rbuf[5] = 0;
602*1fdeb165SXin LI 		rbuf[6] = 2;
603*1fdeb165SXin LI 		rbuf[7] = 0;
604*1fdeb165SXin LI 
605*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_CMP;
606*1fdeb165SXin LI 		break;
607*1fdeb165SXin LI 	}
608*1fdeb165SXin LI 
609*1fdeb165SXin LI 	case SERVICE_ACTION_IN:
610*1fdeb165SXin LI 	{
611*1fdeb165SXin LI 		HPT_U8 *rbuf = ccb->csio.data_ptr;
612*1fdeb165SXin LI 		HPT_U64	cap = vd->capacity - 1;
613*1fdeb165SXin LI 
614*1fdeb165SXin LI 		rbuf[0] = (HPT_U8)(cap>>56);
615*1fdeb165SXin LI 		rbuf[1] = (HPT_U8)(cap>>48);
616*1fdeb165SXin LI 		rbuf[2] = (HPT_U8)(cap>>40);
617*1fdeb165SXin LI 		rbuf[3] = (HPT_U8)(cap>>32);
618*1fdeb165SXin LI 		rbuf[4] = (HPT_U8)(cap>>24);
619*1fdeb165SXin LI 		rbuf[5] = (HPT_U8)(cap>>16);
620*1fdeb165SXin LI 		rbuf[6] = (HPT_U8)(cap>>8);
621*1fdeb165SXin LI 		rbuf[7] = (HPT_U8)cap;
622*1fdeb165SXin LI 		rbuf[8] = 0;
623*1fdeb165SXin LI 		rbuf[9] = 0;
624*1fdeb165SXin LI 		rbuf[10] = 2;
625*1fdeb165SXin LI 		rbuf[11] = 0;
626*1fdeb165SXin LI 
627*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_CMP;
628*1fdeb165SXin LI 		break;
629*1fdeb165SXin LI 	}
630*1fdeb165SXin LI 
631*1fdeb165SXin LI 	case READ_6:
632*1fdeb165SXin LI 	case READ_10:
633*1fdeb165SXin LI 	case READ_16:
634*1fdeb165SXin LI 	case WRITE_6:
635*1fdeb165SXin LI 	case WRITE_10:
636*1fdeb165SXin LI 	case WRITE_16:
637*1fdeb165SXin LI 	case 0x13:
638*1fdeb165SXin LI 	case 0x2f:
639*1fdeb165SXin LI 	case 0x8f: /* VERIFY_16 */
640*1fdeb165SXin LI 	{
641*1fdeb165SXin LI 		int error;
642*1fdeb165SXin LI 		pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
643*1fdeb165SXin LI 		if(!pCmd){
644*1fdeb165SXin LI 			KdPrint(("Failed to allocate command!"));
645*1fdeb165SXin LI 			ccb->ccb_h.status = CAM_BUSY;
646*1fdeb165SXin LI 			break;
647*1fdeb165SXin LI 		}
648*1fdeb165SXin LI 
649*1fdeb165SXin LI 		switch (cdb[0])	{
650*1fdeb165SXin LI 		case READ_6:
651*1fdeb165SXin LI 		case WRITE_6:
652*1fdeb165SXin LI 		case 0x13:
653*1fdeb165SXin LI 			pCmd->uCmd.Ide.Lba =  ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
654*1fdeb165SXin LI 			pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
655*1fdeb165SXin LI 			break;
656*1fdeb165SXin LI 		case READ_16:
657*1fdeb165SXin LI 		case WRITE_16:
658*1fdeb165SXin LI 		case 0x8f: /* VERIFY_16 */
659*1fdeb165SXin LI 		{
660*1fdeb165SXin LI 			HPT_U64 block =
661*1fdeb165SXin LI 				((HPT_U64)cdb[2]<<56) |
662*1fdeb165SXin LI 				((HPT_U64)cdb[3]<<48) |
663*1fdeb165SXin LI 				((HPT_U64)cdb[4]<<40) |
664*1fdeb165SXin LI 				((HPT_U64)cdb[5]<<32) |
665*1fdeb165SXin LI 				((HPT_U64)cdb[6]<<24) |
666*1fdeb165SXin LI 				((HPT_U64)cdb[7]<<16) |
667*1fdeb165SXin LI 				((HPT_U64)cdb[8]<<8) |
668*1fdeb165SXin LI 				((HPT_U64)cdb[9]);
669*1fdeb165SXin LI 			pCmd->uCmd.Ide.Lba = block;
670*1fdeb165SXin LI 			pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
671*1fdeb165SXin LI 			break;
672*1fdeb165SXin LI 		}
673*1fdeb165SXin LI 
674*1fdeb165SXin LI 		default:
675*1fdeb165SXin LI 			pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
676*1fdeb165SXin LI 			pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
677*1fdeb165SXin LI 			break;
678*1fdeb165SXin LI 		}
679*1fdeb165SXin LI 
680*1fdeb165SXin LI 		switch (cdb[0]) {
681*1fdeb165SXin LI 		case READ_6:
682*1fdeb165SXin LI 		case READ_10:
683*1fdeb165SXin LI 		case READ_16:
684*1fdeb165SXin LI 			pCmd->flags.data_in = 1;
685*1fdeb165SXin LI 			break;
686*1fdeb165SXin LI 		case WRITE_6:
687*1fdeb165SXin LI 		case WRITE_10:
688*1fdeb165SXin LI 		case WRITE_16:
689*1fdeb165SXin LI 			pCmd->flags.data_out = 1;
690*1fdeb165SXin LI 			break;
691*1fdeb165SXin LI 		}
692*1fdeb165SXin LI 		pCmd->priv = ext = cmdext_get(vbus_ext);
693*1fdeb165SXin LI 		HPT_ASSERT(ext);
694*1fdeb165SXin LI 		ext->ccb = ccb;
695*1fdeb165SXin LI 		pCmd->target = vd;
696*1fdeb165SXin LI 		pCmd->done = os_cmddone;
697*1fdeb165SXin LI 		pCmd->buildsgl = os_buildsgl;
698*1fdeb165SXin LI 		pCmd->psg = ext->psg;
699*1fdeb165SXin LI 		pCmd->flags.physical_sg = 1;
700*1fdeb165SXin LI 		error = bus_dmamap_load_ccb(vbus_ext->io_dmat,
701*1fdeb165SXin LI 					ext->dma_map, ccb,
702*1fdeb165SXin LI 					hpt_io_dmamap_callback, pCmd,
703*1fdeb165SXin LI 				    	BUS_DMA_WAITOK
704*1fdeb165SXin LI 					);
705*1fdeb165SXin LI 		KdPrint(("bus_dmamap_load return %d", error));
706*1fdeb165SXin LI 		if (error && error!=EINPROGRESS) {
707*1fdeb165SXin LI 			os_printk("bus_dmamap_load error %d", error);
708*1fdeb165SXin LI 			cmdext_put(ext);
709*1fdeb165SXin LI 			ldm_free_cmds(pCmd);
710*1fdeb165SXin LI 			ccb->ccb_h.status = CAM_REQ_CMP_ERR;
711*1fdeb165SXin LI 			xpt_done(ccb);
712*1fdeb165SXin LI 		}
713*1fdeb165SXin LI 		return;
714*1fdeb165SXin LI 	}
715*1fdeb165SXin LI 
716*1fdeb165SXin LI 	default:
717*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_INVALID;
718*1fdeb165SXin LI 		break;
719*1fdeb165SXin LI 	}
720*1fdeb165SXin LI 
721*1fdeb165SXin LI 	xpt_done(ccb);
722*1fdeb165SXin LI 	return;
723*1fdeb165SXin LI }
724*1fdeb165SXin LI 
725*1fdeb165SXin LI static void hpt_action(struct cam_sim *sim, union ccb *ccb)
726*1fdeb165SXin LI {
727*1fdeb165SXin LI 	PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
728*1fdeb165SXin LI 
729*1fdeb165SXin LI 	KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
730*1fdeb165SXin LI 
731*1fdeb165SXin LI 	switch (ccb->ccb_h.func_code) {
732*1fdeb165SXin LI 
733*1fdeb165SXin LI 	case XPT_SCSI_IO:
734*1fdeb165SXin LI 		hpt_lock_vbus(vbus_ext);
735*1fdeb165SXin LI 		hpt_scsi_io(vbus_ext, ccb);
736*1fdeb165SXin LI 		hpt_unlock_vbus(vbus_ext);
737*1fdeb165SXin LI 		return;
738*1fdeb165SXin LI 
739*1fdeb165SXin LI 	case XPT_RESET_BUS:
740*1fdeb165SXin LI 		hpt_lock_vbus(vbus_ext);
741*1fdeb165SXin LI 		ldm_reset_vbus((PVBUS)vbus_ext->vbus);
742*1fdeb165SXin LI 		hpt_unlock_vbus(vbus_ext);
743*1fdeb165SXin LI 		break;
744*1fdeb165SXin LI 
745*1fdeb165SXin LI 	case XPT_GET_TRAN_SETTINGS:
746*1fdeb165SXin LI 	case XPT_SET_TRAN_SETTINGS:
747*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
748*1fdeb165SXin LI 		break;
749*1fdeb165SXin LI 
750*1fdeb165SXin LI 	case XPT_CALC_GEOMETRY:
751*1fdeb165SXin LI 		ccb->ccg.heads = 255;
752*1fdeb165SXin LI 		ccb->ccg.secs_per_track = 63;
753*1fdeb165SXin LI 		ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
754*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_CMP;
755*1fdeb165SXin LI 		break;
756*1fdeb165SXin LI 
757*1fdeb165SXin LI 	case XPT_PATH_INQ:
758*1fdeb165SXin LI 	{
759*1fdeb165SXin LI 		struct ccb_pathinq *cpi = &ccb->cpi;
760*1fdeb165SXin LI 
761*1fdeb165SXin LI 		cpi->version_num = 1;
762*1fdeb165SXin LI 		cpi->hba_inquiry = PI_SDTR_ABLE;
763*1fdeb165SXin LI 		cpi->target_sprt = 0;
764*1fdeb165SXin LI 		cpi->hba_misc = PIM_NOBUSRESET;
765*1fdeb165SXin LI 		cpi->hba_eng_cnt = 0;
766*1fdeb165SXin LI 		cpi->max_target = osm_max_targets;
767*1fdeb165SXin LI 		cpi->max_lun = 0;
768*1fdeb165SXin LI 		cpi->unit_number = cam_sim_unit(sim);
769*1fdeb165SXin LI 		cpi->bus_id = cam_sim_bus(sim);
770*1fdeb165SXin LI 		cpi->initiator_id = osm_max_targets;
771*1fdeb165SXin LI 		cpi->base_transfer_speed = 3300;
772*1fdeb165SXin LI 
773*1fdeb165SXin LI 		strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
774*1fdeb165SXin LI 		strncpy(cpi->hba_vid, "HPT   ", HBA_IDLEN);
775*1fdeb165SXin LI 		strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
776*1fdeb165SXin LI #if (__FreeBSD_version >= 800000)
777*1fdeb165SXin LI 		cpi->transport = XPORT_SPI;
778*1fdeb165SXin LI 		cpi->transport_version = 2;
779*1fdeb165SXin LI 		cpi->protocol = PROTO_SCSI;
780*1fdeb165SXin LI 		cpi->protocol_version = SCSI_REV_2;
781*1fdeb165SXin LI #endif
782*1fdeb165SXin LI 		cpi->ccb_h.status = CAM_REQ_CMP;
783*1fdeb165SXin LI 		break;
784*1fdeb165SXin LI 	}
785*1fdeb165SXin LI 
786*1fdeb165SXin LI 	default:
787*1fdeb165SXin LI 		ccb->ccb_h.status = CAM_REQ_INVALID;
788*1fdeb165SXin LI 		break;
789*1fdeb165SXin LI 	}
790*1fdeb165SXin LI 
791*1fdeb165SXin LI 	xpt_done(ccb);
792*1fdeb165SXin LI 	return;
793*1fdeb165SXin LI }
794*1fdeb165SXin LI 
795*1fdeb165SXin LI static void hpt_pci_intr(void *arg)
796*1fdeb165SXin LI {
797*1fdeb165SXin LI 	PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
798*1fdeb165SXin LI 	hpt_lock_vbus(vbus_ext);
799*1fdeb165SXin LI 	ldm_intr((PVBUS)vbus_ext->vbus);
800*1fdeb165SXin LI 	hpt_unlock_vbus(vbus_ext);
801*1fdeb165SXin LI }
802*1fdeb165SXin LI 
803*1fdeb165SXin LI static void hpt_poll(struct cam_sim *sim)
804*1fdeb165SXin LI {
805*1fdeb165SXin LI 	hpt_pci_intr(cam_sim_softc(sim));
806*1fdeb165SXin LI }
807*1fdeb165SXin LI 
808*1fdeb165SXin LI static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
809*1fdeb165SXin LI {
810*1fdeb165SXin LI 	KdPrint(("hpt_async"));
811*1fdeb165SXin LI }
812*1fdeb165SXin LI 
813*1fdeb165SXin LI static int hpt_shutdown(device_t dev)
814*1fdeb165SXin LI {
815*1fdeb165SXin LI 	KdPrint(("hpt_shutdown(dev=%p)", dev));
816*1fdeb165SXin LI 	return 0;
817*1fdeb165SXin LI }
818*1fdeb165SXin LI 
819*1fdeb165SXin LI static int hpt_detach(device_t dev)
820*1fdeb165SXin LI {
821*1fdeb165SXin LI 	/* we don't allow the driver to be unloaded. */
822*1fdeb165SXin LI 	return EBUSY;
823*1fdeb165SXin LI }
824*1fdeb165SXin LI 
825*1fdeb165SXin LI static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
826*1fdeb165SXin LI {
827*1fdeb165SXin LI 	arg->ioctl_cmnd = 0;
828*1fdeb165SXin LI 	wakeup(arg);
829*1fdeb165SXin LI }
830*1fdeb165SXin LI 
831*1fdeb165SXin LI static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
832*1fdeb165SXin LI {
833*1fdeb165SXin LI 	ioctl_args->result = -1;
834*1fdeb165SXin LI 	ioctl_args->done = hpt_ioctl_done;
835*1fdeb165SXin LI 	ioctl_args->ioctl_cmnd = (void *)1;
836*1fdeb165SXin LI 
837*1fdeb165SXin LI 	hpt_lock_vbus(vbus_ext);
838*1fdeb165SXin LI 	ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
839*1fdeb165SXin LI 
840*1fdeb165SXin LI 	while (ioctl_args->ioctl_cmnd) {
841*1fdeb165SXin LI 		if (hpt_sleep(vbus_ext, ioctl_args, PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0)
842*1fdeb165SXin LI 			break;
843*1fdeb165SXin LI 		ldm_reset_vbus((PVBUS)vbus_ext->vbus);
844*1fdeb165SXin LI 		__hpt_do_tasks(vbus_ext);
845*1fdeb165SXin LI 	}
846*1fdeb165SXin LI 
847*1fdeb165SXin LI 	/* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
848*1fdeb165SXin LI 
849*1fdeb165SXin LI 	hpt_unlock_vbus(vbus_ext);
850*1fdeb165SXin LI }
851*1fdeb165SXin LI 
852*1fdeb165SXin LI static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
853*1fdeb165SXin LI {
854*1fdeb165SXin LI 	PVBUS vbus;
855*1fdeb165SXin LI 	PVBUS_EXT vbus_ext;
856*1fdeb165SXin LI 
857*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
858*1fdeb165SXin LI 		__hpt_do_ioctl(vbus_ext, ioctl_args);
859*1fdeb165SXin LI 		if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
860*1fdeb165SXin LI 			return;
861*1fdeb165SXin LI 	}
862*1fdeb165SXin LI }
863*1fdeb165SXin LI 
864*1fdeb165SXin LI #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
865*1fdeb165SXin LI 	IOCTL_ARG arg;\
866*1fdeb165SXin LI 	arg.dwIoControlCode = code;\
867*1fdeb165SXin LI 	arg.lpInBuffer = inbuf;\
868*1fdeb165SXin LI 	arg.lpOutBuffer = outbuf;\
869*1fdeb165SXin LI 	arg.nInBufferSize = insize;\
870*1fdeb165SXin LI 	arg.nOutBufferSize = outsize;\
871*1fdeb165SXin LI 	arg.lpBytesReturned = 0;\
872*1fdeb165SXin LI 	hpt_do_ioctl(&arg);\
873*1fdeb165SXin LI 	arg.result;\
874*1fdeb165SXin LI })
875*1fdeb165SXin LI 
876*1fdeb165SXin LI #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
877*1fdeb165SXin LI 
878*1fdeb165SXin LI static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
879*1fdeb165SXin LI {
880*1fdeb165SXin LI 	int i;
881*1fdeb165SXin LI 	HPT_U32 count = nMaxCount-1;
882*1fdeb165SXin LI 
883*1fdeb165SXin LI 	if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
884*1fdeb165SXin LI 			&count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
885*1fdeb165SXin LI 		return -1;
886*1fdeb165SXin LI 
887*1fdeb165SXin LI 	nMaxCount = (int)pIds[0];
888*1fdeb165SXin LI 	for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
889*1fdeb165SXin LI 	return nMaxCount;
890*1fdeb165SXin LI }
891*1fdeb165SXin LI 
892*1fdeb165SXin LI static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
893*1fdeb165SXin LI {
894*1fdeb165SXin LI 	return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
895*1fdeb165SXin LI 				&id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
896*1fdeb165SXin LI }
897*1fdeb165SXin LI 
898*1fdeb165SXin LI /* not belong to this file logically, but we want to use ioctl interface */
899*1fdeb165SXin LI static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
900*1fdeb165SXin LI {
901*1fdeb165SXin LI 	LOGICAL_DEVICE_INFO_V3 devinfo;
902*1fdeb165SXin LI 	int i, result;
903*1fdeb165SXin LI 	DEVICEID param[2] = { id, 0 };
904*1fdeb165SXin LI 
905*1fdeb165SXin LI 	if (hpt_get_device_info_v3(id, &devinfo))
906*1fdeb165SXin LI 		return -1;
907*1fdeb165SXin LI 
908*1fdeb165SXin LI 	if (devinfo.Type!=LDT_ARRAY)
909*1fdeb165SXin LI 		return -1;
910*1fdeb165SXin LI 
911*1fdeb165SXin LI 	if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
912*1fdeb165SXin LI 		param[1] = AS_REBUILD_ABORT;
913*1fdeb165SXin LI 	else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
914*1fdeb165SXin LI 		param[1] = AS_VERIFY_ABORT;
915*1fdeb165SXin LI 	else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
916*1fdeb165SXin LI 		param[1] = AS_INITIALIZE_ABORT;
917*1fdeb165SXin LI 	else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
918*1fdeb165SXin LI 		param[1] = AS_TRANSFORM_ABORT;
919*1fdeb165SXin LI 	else
920*1fdeb165SXin LI 		return -1;
921*1fdeb165SXin LI 
922*1fdeb165SXin LI 	KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
923*1fdeb165SXin LI 	result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
924*1fdeb165SXin LI 				param, sizeof(param), 0, 0);
925*1fdeb165SXin LI 
926*1fdeb165SXin LI 	for (i=0; i<devinfo.u.array.nDisk; i++)
927*1fdeb165SXin LI 		if (DEVICEID_VALID(devinfo.u.array.Members[i]))
928*1fdeb165SXin LI 			__hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
929*1fdeb165SXin LI 
930*1fdeb165SXin LI 	return result;
931*1fdeb165SXin LI }
932*1fdeb165SXin LI 
933*1fdeb165SXin LI static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
934*1fdeb165SXin LI {
935*1fdeb165SXin LI 	DEVICEID ids[32];
936*1fdeb165SXin LI 	int i, count;
937*1fdeb165SXin LI 
938*1fdeb165SXin LI 	count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
939*1fdeb165SXin LI 
940*1fdeb165SXin LI 	for (i=0; i<count; i++)
941*1fdeb165SXin LI 		__hpt_stop_tasks(vbus_ext, ids[i]);
942*1fdeb165SXin LI }
943*1fdeb165SXin LI 
944*1fdeb165SXin LI static	d_open_t	hpt_open;
945*1fdeb165SXin LI static	d_close_t	hpt_close;
946*1fdeb165SXin LI static	d_ioctl_t	hpt_ioctl;
947*1fdeb165SXin LI static  int 		hpt_rescan_bus(void);
948*1fdeb165SXin LI 
949*1fdeb165SXin LI static struct cdevsw hpt_cdevsw = {
950*1fdeb165SXin LI 	.d_open =	hpt_open,
951*1fdeb165SXin LI 	.d_close =	hpt_close,
952*1fdeb165SXin LI 	.d_ioctl =	hpt_ioctl,
953*1fdeb165SXin LI 	.d_name =	driver_name,
954*1fdeb165SXin LI #if __FreeBSD_version>=503000
955*1fdeb165SXin LI 	.d_version =	D_VERSION,
956*1fdeb165SXin LI #endif
957*1fdeb165SXin LI #if (__FreeBSD_version>=503000 && __FreeBSD_version<600034)
958*1fdeb165SXin LI 	.d_flags =	D_NEEDGIANT,
959*1fdeb165SXin LI #endif
960*1fdeb165SXin LI #if __FreeBSD_version<600034
961*1fdeb165SXin LI #if __FreeBSD_version>501000
962*1fdeb165SXin LI 	.d_maj = 	MAJOR_AUTO,
963*1fdeb165SXin LI #else
964*1fdeb165SXin LI 	.d_maj = HPT_DEV_MAJOR,
965*1fdeb165SXin LI #endif
966*1fdeb165SXin LI #endif
967*1fdeb165SXin LI };
968*1fdeb165SXin LI 
969*1fdeb165SXin LI static struct intr_config_hook hpt_ich;
970*1fdeb165SXin LI 
971*1fdeb165SXin LI /*
972*1fdeb165SXin LI  * hpt_final_init will be called after all hpt_attach.
973*1fdeb165SXin LI  */
974*1fdeb165SXin LI static void hpt_final_init(void *dummy)
975*1fdeb165SXin LI {
976*1fdeb165SXin LI 	int       i,unit_number=0;
977*1fdeb165SXin LI 	PVBUS_EXT vbus_ext;
978*1fdeb165SXin LI 	PVBUS vbus;
979*1fdeb165SXin LI 	PHBA hba;
980*1fdeb165SXin LI 
981*1fdeb165SXin LI 	/* Clear the config hook */
982*1fdeb165SXin LI 	config_intrhook_disestablish(&hpt_ich);
983*1fdeb165SXin LI 
984*1fdeb165SXin LI 	/* allocate memory */
985*1fdeb165SXin LI 	i = 0;
986*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
987*1fdeb165SXin LI 		if (hpt_alloc_mem(vbus_ext)) {
988*1fdeb165SXin LI 			os_printk("out of memory");
989*1fdeb165SXin LI 			return;
990*1fdeb165SXin LI 		}
991*1fdeb165SXin LI 		i++;
992*1fdeb165SXin LI 	}
993*1fdeb165SXin LI 
994*1fdeb165SXin LI 	if (!i) {
995*1fdeb165SXin LI 		if (bootverbose)
996*1fdeb165SXin LI 			os_printk("no controller detected.");
997*1fdeb165SXin LI 		return;
998*1fdeb165SXin LI 	}
999*1fdeb165SXin LI 
1000*1fdeb165SXin LI 	/* initializing hardware */
1001*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
1002*1fdeb165SXin LI 		/* make timer available here */
1003*1fdeb165SXin LI 		callout_handle_init(&vbus_ext->timer);
1004*1fdeb165SXin LI 		if (hpt_init_vbus(vbus_ext)) {
1005*1fdeb165SXin LI 			os_printk("fail to initialize hardware");
1006*1fdeb165SXin LI 			break; /* FIXME */
1007*1fdeb165SXin LI 		}
1008*1fdeb165SXin LI 	}
1009*1fdeb165SXin LI 
1010*1fdeb165SXin LI 	/* register CAM interface */
1011*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
1012*1fdeb165SXin LI 		struct cam_devq *devq;
1013*1fdeb165SXin LI 		struct ccb_setasync	ccb;
1014*1fdeb165SXin LI 
1015*1fdeb165SXin LI #if (__FreeBSD_version >= 500000)
1016*1fdeb165SXin LI 		mtx_init(&vbus_ext->lock, "hptsleeplock", NULL, MTX_DEF);
1017*1fdeb165SXin LI #endif
1018*1fdeb165SXin LI 		if (bus_dma_tag_create(NULL,/* parent */
1019*1fdeb165SXin LI 				4,	/* alignment */
1020*1fdeb165SXin LI 				BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1021*1fdeb165SXin LI 				BUS_SPACE_MAXADDR,	/* lowaddr */
1022*1fdeb165SXin LI 				BUS_SPACE_MAXADDR, 	/* highaddr */
1023*1fdeb165SXin LI 				NULL, NULL, 		/* filter, filterarg */
1024*1fdeb165SXin LI 				PAGE_SIZE * (os_max_sg_descriptors-1),	/* maxsize */
1025*1fdeb165SXin LI 				os_max_sg_descriptors,	/* nsegments */
1026*1fdeb165SXin LI 				0x10000,	/* maxsegsize */
1027*1fdeb165SXin LI 				BUS_DMA_WAITOK,		/* flags */
1028*1fdeb165SXin LI #if __FreeBSD_version>502000
1029*1fdeb165SXin LI 				busdma_lock_mutex,	/* lockfunc */
1030*1fdeb165SXin LI 				&vbus_ext->lock,		/* lockfuncarg */
1031*1fdeb165SXin LI #endif
1032*1fdeb165SXin LI 				&vbus_ext->io_dmat	/* tag */))
1033*1fdeb165SXin LI 		{
1034*1fdeb165SXin LI 			return ;
1035*1fdeb165SXin LI 		}
1036*1fdeb165SXin LI 
1037*1fdeb165SXin LI 		for (i=0; i<os_max_queue_comm; i++) {
1038*1fdeb165SXin LI 			POS_CMDEXT ext = (POS_CMDEXT)malloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1039*1fdeb165SXin LI 			if (!ext) {
1040*1fdeb165SXin LI 				os_printk("Can't alloc cmdext(%d)", i);
1041*1fdeb165SXin LI 				return ;
1042*1fdeb165SXin LI 			}
1043*1fdeb165SXin LI 			ext->vbus_ext = vbus_ext;
1044*1fdeb165SXin LI 			ext->next = vbus_ext->cmdext_list;
1045*1fdeb165SXin LI 			vbus_ext->cmdext_list = ext;
1046*1fdeb165SXin LI 
1047*1fdeb165SXin LI 			if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1048*1fdeb165SXin LI 				os_printk("Can't create dma map(%d)", i);
1049*1fdeb165SXin LI 				return ;
1050*1fdeb165SXin LI 			}
1051*1fdeb165SXin LI 		}
1052*1fdeb165SXin LI 
1053*1fdeb165SXin LI 		if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1054*1fdeb165SXin LI 			os_printk("cam_simq_alloc failed");
1055*1fdeb165SXin LI 			return ;
1056*1fdeb165SXin LI 		}
1057*1fdeb165SXin LI 
1058*1fdeb165SXin LI #if __FreeBSD_version > 700025
1059*1fdeb165SXin LI 		vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1060*1fdeb165SXin LI 				vbus_ext, unit_number, &Giant, os_max_queue_comm, /*tagged*/8,  devq);
1061*1fdeb165SXin LI #else
1062*1fdeb165SXin LI 		vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1063*1fdeb165SXin LI 				vbus_ext, unit_number, os_max_queue_comm, /*tagged*/8,  devq);
1064*1fdeb165SXin LI #endif
1065*1fdeb165SXin LI 		unit_number++;
1066*1fdeb165SXin LI 		if (!vbus_ext->sim) {
1067*1fdeb165SXin LI 			os_printk("cam_sim_alloc failed");
1068*1fdeb165SXin LI 			cam_simq_free(devq);
1069*1fdeb165SXin LI 			return ;
1070*1fdeb165SXin LI 		}
1071*1fdeb165SXin LI 
1072*1fdeb165SXin LI #if __FreeBSD_version > 700044
1073*1fdeb165SXin LI 		if (xpt_bus_register(vbus_ext->sim, NULL, 0) != CAM_SUCCESS) {
1074*1fdeb165SXin LI #else
1075*1fdeb165SXin LI 		if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1076*1fdeb165SXin LI #endif
1077*1fdeb165SXin LI 			os_printk("xpt_bus_register failed");
1078*1fdeb165SXin LI 			cam_sim_free(vbus_ext->sim, /*free devq*/ TRUE);
1079*1fdeb165SXin LI 			vbus_ext->sim = NULL;
1080*1fdeb165SXin LI 			return ;
1081*1fdeb165SXin LI 		}
1082*1fdeb165SXin LI 
1083*1fdeb165SXin LI 		if (xpt_create_path(&vbus_ext->path, /*periph */ NULL,
1084*1fdeb165SXin LI 				cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1085*1fdeb165SXin LI 				CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1086*1fdeb165SXin LI 		{
1087*1fdeb165SXin LI 			os_printk("xpt_create_path failed");
1088*1fdeb165SXin LI 			xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1089*1fdeb165SXin LI 			cam_sim_free(vbus_ext->sim, /*free_devq*/TRUE);
1090*1fdeb165SXin LI 			vbus_ext->sim = NULL;
1091*1fdeb165SXin LI 			return ;
1092*1fdeb165SXin LI 		}
1093*1fdeb165SXin LI 
1094*1fdeb165SXin LI 		xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1095*1fdeb165SXin LI 		ccb.ccb_h.func_code = XPT_SASYNC_CB;
1096*1fdeb165SXin LI 		ccb.event_enable = AC_LOST_DEVICE;
1097*1fdeb165SXin LI 		ccb.callback = hpt_async;
1098*1fdeb165SXin LI 		ccb.callback_arg = vbus_ext;
1099*1fdeb165SXin LI 		xpt_action((union ccb *)&ccb);
1100*1fdeb165SXin LI 
1101*1fdeb165SXin LI 		for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1102*1fdeb165SXin LI 			int rid = 0;
1103*1fdeb165SXin LI 			if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1104*1fdeb165SXin LI 				SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1105*1fdeb165SXin LI 			{
1106*1fdeb165SXin LI 				os_printk("can't allocate interrupt");
1107*1fdeb165SXin LI 				return ;
1108*1fdeb165SXin LI 			}
1109*1fdeb165SXin LI 
1110*1fdeb165SXin LI 			if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
1111*1fdeb165SXin LI #if __FreeBSD_version > 700025
1112*1fdeb165SXin LI 				NULL, hpt_pci_intr, vbus_ext, &hba->irq_handle))
1113*1fdeb165SXin LI #else
1114*1fdeb165SXin LI 				hpt_pci_intr, vbus_ext, &hba->irq_handle))
1115*1fdeb165SXin LI #endif
1116*1fdeb165SXin LI 			{
1117*1fdeb165SXin LI 				os_printk("can't set up interrupt");
1118*1fdeb165SXin LI 				return ;
1119*1fdeb165SXin LI 			}
1120*1fdeb165SXin LI 			hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE);
1121*1fdeb165SXin LI 
1122*1fdeb165SXin LI 		}
1123*1fdeb165SXin LI 
1124*1fdeb165SXin LI 		vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final,
1125*1fdeb165SXin LI 									hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT);
1126*1fdeb165SXin LI 		if (!vbus_ext->shutdown_eh)
1127*1fdeb165SXin LI 			os_printk("Shutdown event registration failed");
1128*1fdeb165SXin LI 	}
1129*1fdeb165SXin LI 
1130*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
1131*1fdeb165SXin LI 		TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext);
1132*1fdeb165SXin LI 		if (vbus_ext->tasks)
1133*1fdeb165SXin LI 			TASK_ENQUEUE(&vbus_ext->worker);
1134*1fdeb165SXin LI 	}
1135*1fdeb165SXin LI 
1136*1fdeb165SXin LI 	make_dev(&hpt_cdevsw, DRIVER_MINOR, UID_ROOT, GID_OPERATOR,
1137*1fdeb165SXin LI 	    S_IRUSR | S_IWUSR, "%s", driver_name);
1138*1fdeb165SXin LI }
1139*1fdeb165SXin LI 
1140*1fdeb165SXin LI #if defined(KLD_MODULE) && (__FreeBSD_version >= 503000)
1141*1fdeb165SXin LI 
1142*1fdeb165SXin LI typedef struct driverlink *driverlink_t;
1143*1fdeb165SXin LI struct driverlink {
1144*1fdeb165SXin LI 	kobj_class_t	driver;
1145*1fdeb165SXin LI 	TAILQ_ENTRY(driverlink) link;	/* list of drivers in devclass */
1146*1fdeb165SXin LI };
1147*1fdeb165SXin LI 
1148*1fdeb165SXin LI typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t;
1149*1fdeb165SXin LI 
1150*1fdeb165SXin LI struct devclass {
1151*1fdeb165SXin LI 	TAILQ_ENTRY(devclass) link;
1152*1fdeb165SXin LI 	devclass_t	parent;		/* parent in devclass hierarchy */
1153*1fdeb165SXin LI 	driver_list_t	drivers;     /* bus devclasses store drivers for bus */
1154*1fdeb165SXin LI 	char		*name;
1155*1fdeb165SXin LI 	device_t	*devices;	/* array of devices indexed by unit */
1156*1fdeb165SXin LI 	int		maxunit;	/* size of devices array */
1157*1fdeb165SXin LI };
1158*1fdeb165SXin LI 
1159*1fdeb165SXin LI static void override_kernel_driver(void)
1160*1fdeb165SXin LI {
1161*1fdeb165SXin LI 	driverlink_t dl, dlfirst;
1162*1fdeb165SXin LI 	driver_t *tmpdriver;
1163*1fdeb165SXin LI 	devclass_t dc = devclass_find("pci");
1164*1fdeb165SXin LI 
1165*1fdeb165SXin LI 	if (dc){
1166*1fdeb165SXin LI 		dlfirst = TAILQ_FIRST(&dc->drivers);
1167*1fdeb165SXin LI 		for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) {
1168*1fdeb165SXin LI 			if(strcmp(dl->driver->name, driver_name) == 0) {
1169*1fdeb165SXin LI 				tmpdriver=dl->driver;
1170*1fdeb165SXin LI 				dl->driver=dlfirst->driver;
1171*1fdeb165SXin LI 				dlfirst->driver=tmpdriver;
1172*1fdeb165SXin LI 				break;
1173*1fdeb165SXin LI 			}
1174*1fdeb165SXin LI 		}
1175*1fdeb165SXin LI 	}
1176*1fdeb165SXin LI }
1177*1fdeb165SXin LI 
1178*1fdeb165SXin LI #else
1179*1fdeb165SXin LI #define override_kernel_driver()
1180*1fdeb165SXin LI #endif
1181*1fdeb165SXin LI 
1182*1fdeb165SXin LI static void hpt_init(void *dummy)
1183*1fdeb165SXin LI {
1184*1fdeb165SXin LI 	if (bootverbose)
1185*1fdeb165SXin LI 		os_printk("%s %s", driver_name_long, driver_ver);
1186*1fdeb165SXin LI 
1187*1fdeb165SXin LI 	override_kernel_driver();
1188*1fdeb165SXin LI 	init_config();
1189*1fdeb165SXin LI 
1190*1fdeb165SXin LI 	hpt_ich.ich_func = hpt_final_init;
1191*1fdeb165SXin LI 	hpt_ich.ich_arg = NULL;
1192*1fdeb165SXin LI 	if (config_intrhook_establish(&hpt_ich) != 0) {
1193*1fdeb165SXin LI 		printf("%s: cannot establish configuration hook\n",
1194*1fdeb165SXin LI 		    driver_name_long);
1195*1fdeb165SXin LI 	}
1196*1fdeb165SXin LI 
1197*1fdeb165SXin LI }
1198*1fdeb165SXin LI SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1199*1fdeb165SXin LI 
1200*1fdeb165SXin LI /*
1201*1fdeb165SXin LI  * CAM driver interface
1202*1fdeb165SXin LI  */
1203*1fdeb165SXin LI static device_method_t driver_methods[] = {
1204*1fdeb165SXin LI 	/* Device interface */
1205*1fdeb165SXin LI 	DEVMETHOD(device_probe,		hpt_probe),
1206*1fdeb165SXin LI 	DEVMETHOD(device_attach,	hpt_attach),
1207*1fdeb165SXin LI 	DEVMETHOD(device_detach,	hpt_detach),
1208*1fdeb165SXin LI 	DEVMETHOD(device_shutdown,	hpt_shutdown),
1209*1fdeb165SXin LI 	{ 0, 0 }
1210*1fdeb165SXin LI };
1211*1fdeb165SXin LI 
1212*1fdeb165SXin LI static driver_t hpt_pci_driver = {
1213*1fdeb165SXin LI 	driver_name,
1214*1fdeb165SXin LI 	driver_methods,
1215*1fdeb165SXin LI 	sizeof(HBA)
1216*1fdeb165SXin LI };
1217*1fdeb165SXin LI 
1218*1fdeb165SXin LI static devclass_t	hpt_devclass;
1219*1fdeb165SXin LI 
1220*1fdeb165SXin LI #ifndef TARGETNAME
1221*1fdeb165SXin LI #error "no TARGETNAME found"
1222*1fdeb165SXin LI #endif
1223*1fdeb165SXin LI 
1224*1fdeb165SXin LI /* use this to make TARGETNAME be expanded */
1225*1fdeb165SXin LI #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
1226*1fdeb165SXin LI #define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2)
1227*1fdeb165SXin LI #define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5)
1228*1fdeb165SXin LI __DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, 0, 0);
1229*1fdeb165SXin LI __MODULE_VERSION(TARGETNAME, 1);
1230*1fdeb165SXin LI __MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1);
1231*1fdeb165SXin LI 
1232*1fdeb165SXin LI #if __FreeBSD_version>503000
1233*1fdeb165SXin LI typedef struct cdev * ioctl_dev_t;
1234*1fdeb165SXin LI #else
1235*1fdeb165SXin LI typedef dev_t ioctl_dev_t;
1236*1fdeb165SXin LI #endif
1237*1fdeb165SXin LI 
1238*1fdeb165SXin LI #if __FreeBSD_version >= 500000
1239*1fdeb165SXin LI typedef	struct thread *	ioctl_thread_t;
1240*1fdeb165SXin LI #else
1241*1fdeb165SXin LI typedef struct proc *	ioctl_thread_t;
1242*1fdeb165SXin LI #endif
1243*1fdeb165SXin LI 
1244*1fdeb165SXin LI static int hpt_open(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1245*1fdeb165SXin LI {
1246*1fdeb165SXin LI 	return 0;
1247*1fdeb165SXin LI }
1248*1fdeb165SXin LI 
1249*1fdeb165SXin LI static int hpt_close(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1250*1fdeb165SXin LI {
1251*1fdeb165SXin LI 	return 0;
1252*1fdeb165SXin LI }
1253*1fdeb165SXin LI 
1254*1fdeb165SXin LI static int hpt_ioctl(ioctl_dev_t dev, u_long cmd, caddr_t data, int fflag, ioctl_thread_t td)
1255*1fdeb165SXin LI {
1256*1fdeb165SXin LI 	PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data;
1257*1fdeb165SXin LI 	IOCTL_ARG ioctl_args;
1258*1fdeb165SXin LI 	HPT_U32 bytesReturned;
1259*1fdeb165SXin LI 
1260*1fdeb165SXin LI 	switch (cmd){
1261*1fdeb165SXin LI 	case HPT_DO_IOCONTROL:
1262*1fdeb165SXin LI 	{
1263*1fdeb165SXin LI 		if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) {
1264*1fdeb165SXin LI 			KdPrint(("ioctl=%x in=%p len=%d out=%p len=%d\n",
1265*1fdeb165SXin LI 				piop->dwIoControlCode,
1266*1fdeb165SXin LI 				piop->lpInBuffer,
1267*1fdeb165SXin LI 				piop->nInBufferSize,
1268*1fdeb165SXin LI 				piop->lpOutBuffer,
1269*1fdeb165SXin LI 				piop->nOutBufferSize));
1270*1fdeb165SXin LI 
1271*1fdeb165SXin LI 		memset(&ioctl_args, 0, sizeof(ioctl_args));
1272*1fdeb165SXin LI 
1273*1fdeb165SXin LI 		ioctl_args.dwIoControlCode = piop->dwIoControlCode;
1274*1fdeb165SXin LI 		ioctl_args.nInBufferSize = piop->nInBufferSize;
1275*1fdeb165SXin LI 		ioctl_args.nOutBufferSize = piop->nOutBufferSize;
1276*1fdeb165SXin LI 		ioctl_args.lpBytesReturned = &bytesReturned;
1277*1fdeb165SXin LI 
1278*1fdeb165SXin LI 		if (ioctl_args.nInBufferSize) {
1279*1fdeb165SXin LI 			ioctl_args.lpInBuffer = malloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK);
1280*1fdeb165SXin LI 			if (!ioctl_args.lpInBuffer)
1281*1fdeb165SXin LI 				goto invalid;
1282*1fdeb165SXin LI 			if (copyin((void*)piop->lpInBuffer,
1283*1fdeb165SXin LI 					ioctl_args.lpInBuffer, piop->nInBufferSize))
1284*1fdeb165SXin LI 				goto invalid;
1285*1fdeb165SXin LI 		}
1286*1fdeb165SXin LI 
1287*1fdeb165SXin LI 		if (ioctl_args.nOutBufferSize) {
1288*1fdeb165SXin LI 			ioctl_args.lpOutBuffer = malloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK);
1289*1fdeb165SXin LI 			if (!ioctl_args.lpOutBuffer)
1290*1fdeb165SXin LI 				goto invalid;
1291*1fdeb165SXin LI 		}
1292*1fdeb165SXin LI 
1293*1fdeb165SXin LI #if (__FreeBSD_version >= 500000)
1294*1fdeb165SXin LI 		mtx_lock(&Giant);
1295*1fdeb165SXin LI #endif
1296*1fdeb165SXin LI 
1297*1fdeb165SXin LI 		hpt_do_ioctl(&ioctl_args);
1298*1fdeb165SXin LI 
1299*1fdeb165SXin LI #if (__FreeBSD_version >= 500000)
1300*1fdeb165SXin LI 		mtx_unlock(&Giant);
1301*1fdeb165SXin LI #endif
1302*1fdeb165SXin LI 
1303*1fdeb165SXin LI 		if (ioctl_args.result==HPT_IOCTL_RESULT_OK) {
1304*1fdeb165SXin LI 			if (piop->nOutBufferSize) {
1305*1fdeb165SXin LI 				if (copyout(ioctl_args.lpOutBuffer,
1306*1fdeb165SXin LI 					(void*)piop->lpOutBuffer, piop->nOutBufferSize))
1307*1fdeb165SXin LI 					goto invalid;
1308*1fdeb165SXin LI 			}
1309*1fdeb165SXin LI 			if (piop->lpBytesReturned) {
1310*1fdeb165SXin LI 				if (copyout(&bytesReturned,
1311*1fdeb165SXin LI 					(void*)piop->lpBytesReturned, sizeof(HPT_U32)))
1312*1fdeb165SXin LI 					goto invalid;
1313*1fdeb165SXin LI 			}
1314*1fdeb165SXin LI 			if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1315*1fdeb165SXin LI 			if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1316*1fdeb165SXin LI 			return 0;
1317*1fdeb165SXin LI 		}
1318*1fdeb165SXin LI invalid:
1319*1fdeb165SXin LI 		if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1320*1fdeb165SXin LI 		if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1321*1fdeb165SXin LI 		return EFAULT;
1322*1fdeb165SXin LI 	}
1323*1fdeb165SXin LI 	return EFAULT;
1324*1fdeb165SXin LI 	}
1325*1fdeb165SXin LI 
1326*1fdeb165SXin LI 	case HPT_SCAN_BUS:
1327*1fdeb165SXin LI 	{
1328*1fdeb165SXin LI 		return hpt_rescan_bus();
1329*1fdeb165SXin LI 	}
1330*1fdeb165SXin LI 	default:
1331*1fdeb165SXin LI 		KdPrint(("invalid command!"));
1332*1fdeb165SXin LI 		return EFAULT;
1333*1fdeb165SXin LI 	}
1334*1fdeb165SXin LI 
1335*1fdeb165SXin LI }
1336*1fdeb165SXin LI 
1337*1fdeb165SXin LI static int	hpt_rescan_bus(void)
1338*1fdeb165SXin LI {
1339*1fdeb165SXin LI 	union ccb			*ccb;
1340*1fdeb165SXin LI 	PVBUS 				vbus;
1341*1fdeb165SXin LI 	PVBUS_EXT			vbus_ext;
1342*1fdeb165SXin LI 
1343*1fdeb165SXin LI 	mtx_lock(&Giant);
1344*1fdeb165SXin LI 
1345*1fdeb165SXin LI 	ldm_for_each_vbus(vbus, vbus_ext) {
1346*1fdeb165SXin LI 		if ((ccb = xpt_alloc_ccb()) == NULL)
1347*1fdeb165SXin LI 		{
1348*1fdeb165SXin LI 			return(ENOMEM);
1349*1fdeb165SXin LI 		}
1350*1fdeb165SXin LI 		if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(vbus_ext->sim),
1351*1fdeb165SXin LI 			CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1352*1fdeb165SXin LI 		{
1353*1fdeb165SXin LI 			xpt_free_ccb(ccb);
1354*1fdeb165SXin LI 			return(EIO);
1355*1fdeb165SXin LI 		}
1356*1fdeb165SXin LI 		xpt_rescan(ccb);
1357*1fdeb165SXin LI 	}
1358*1fdeb165SXin LI 	mtx_unlock(&Giant);
1359*1fdeb165SXin LI 	return(0);
1360*1fdeb165SXin LI }
1361