xref: /freebsd/sys/dev/hptrr/ldm.h (revision b063a4227008818a995a81ecf47d1f349c2cd459)
1b063a422SScott Long /*
2b063a422SScott Long  * Copyright (c) HighPoint Technologies, Inc.
3b063a422SScott Long  * All rights reserved.
4b063a422SScott Long  *
5b063a422SScott Long  * Redistribution and use in source and binary forms, with or without
6b063a422SScott Long  * modification, are permitted provided that the following conditions
7b063a422SScott Long  * are met:
8b063a422SScott Long  * 1. Redistributions of source code must retain the above copyright
9b063a422SScott Long  *    notice, this list of conditions and the following disclaimer.
10b063a422SScott Long  * 2. Redistributions in binary form must reproduce the above copyright
11b063a422SScott Long  *    notice, this list of conditions and the following disclaimer in the
12b063a422SScott Long  *    documentation and/or other materials provided with the distribution.
13b063a422SScott Long  *
14b063a422SScott Long  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15b063a422SScott Long  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16b063a422SScott Long  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17b063a422SScott Long  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18b063a422SScott Long  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19b063a422SScott Long  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20b063a422SScott Long  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21b063a422SScott Long  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22b063a422SScott Long  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23b063a422SScott Long  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24b063a422SScott Long  * SUCH DAMAGE.
25b063a422SScott Long  *
26b063a422SScott Long  * $FreeBSD$
27b063a422SScott Long  */
28b063a422SScott Long #include <dev/hptrr/hptrr_config.h>
29b063a422SScott Long /*
30b063a422SScott Long  * $Id: ldm.h,v 1.59 2007/04/17 07:00:06 mah Exp $
31b063a422SScott Long  * Copyright (C) 2004-2005 HighPoint Technologies, Inc. All rights reserved.
32b063a422SScott Long  */
33b063a422SScott Long #ifndef _HPT_LDM_H_
34b063a422SScott Long #define _HPT_LDM_H_
35b063a422SScott Long 
36b063a422SScott Long #define VERMAGIC_LDM 57
37b063a422SScott Long 
38b063a422SScott Long #if defined(__cplusplus)
39b063a422SScott Long extern "C" {
40b063a422SScott Long #endif
41b063a422SScott Long 
42b063a422SScott Long 
43b063a422SScott Long #define __hpt_set_ver(x, v1, v2, v3, v4, v5) x ## _R_ ## v1 ## _ ## v2 ## _ ## v3 ## _ ## v4 ## _ ## v5
44b063a422SScott Long #define _hpt_set_ver(x, v1, v2, v3, v4, v5)  __hpt_set_ver(x, v1, v2, v3, v4, v5)
45b063a422SScott Long #define hpt_set_ver(x)               _hpt_set_ver(x, VERMAGIC_OSM, VERMAGIC_HIM, VERMAGIC_LDM, VERMAGIC_ARRAY, MAX_MEMBERS)
46b063a422SScott Long 
47b063a422SScott Long #define ldm_register_him        hpt_set_ver(ldm_register_him)
48b063a422SScott Long #define ldm_register_vdev_class hpt_set_ver(ldm_register_vdev_class)
49b063a422SScott Long #define ldm_alloc_cmds          hpt_set_ver(ldm_alloc_cmds)
50b063a422SScott Long 
51b063a422SScott Long 
52b063a422SScott Long #ifndef HPT_INTERFACE_VERSION
53b063a422SScott Long #define HPT_INTERFACE_VERSION 0x02000001
54b063a422SScott Long #endif
55b063a422SScott Long 
56b063a422SScott Long #define MAX_PARTITIONS_PER_DISK	4
57b063a422SScott Long #if defined(__MAX_PARTITIONS_PER_DISK) && MAX_PARTITIONS_PER_DISK > __MAX_PARTITIONS_PER_DISK
58b063a422SScott Long #error "Please redefine MAX_PARTITIONS_PER_DISK!!!"
59b063a422SScott Long #endif
60b063a422SScott Long 
61b063a422SScott Long #define MAX(a,b) (((a)>(b))?(a):(b))
62b063a422SScott Long #define MIN(a,b) (((a)<(b))?(a):(b))
63b063a422SScott Long 
64b063a422SScott Long 
65b063a422SScott Long struct freelist {
66b063a422SScott Long 	int dma;
67b063a422SScott Long 	HPT_UINT alignment;
68b063a422SScott Long 	HPT_UINT count;
69b063a422SScott Long 	HPT_UINT size;
70b063a422SScott Long 	void * head;
71b063a422SScott Long 	struct freelist *next;
72b063a422SScott Long #ifdef DBG
73b063a422SScott Long 	char *tag;
74b063a422SScott Long 	HPT_UINT reserved_count;
75b063a422SScott Long 	#define freelist_debug_tag(list, _tag) (list)->tag = _tag
76b063a422SScott Long #else
77b063a422SScott Long 	#define freelist_debug_tag(list, _tag)
78b063a422SScott Long #endif
79b063a422SScott Long };
80b063a422SScott Long 
81b063a422SScott Long 
82b063a422SScott Long void freelist_reserve(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT count);
83b063a422SScott Long 
84b063a422SScott Long void *freelist_get(struct freelist *);
85b063a422SScott Long void freelist_put(struct freelist *, void *p);
86b063a422SScott Long 
87b063a422SScott Long void freelist_reserve_dma(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT alignment, HPT_UINT count);
88b063a422SScott Long void *freelist_get_dma(struct freelist *, BUS_ADDRESS *busaddr);
89b063a422SScott Long void freelist_put_dma(struct freelist *, void *p, BUS_ADDRESS busaddr);
90b063a422SScott Long 
91b063a422SScott Long 
92b063a422SScott Long #define freelist_reserve_with_tag(list, osext, size, count) \
93b063a422SScott Long 	do {\
94b063a422SScott Long 		freelist_debug_tag(list, #list  " at " __FILE__);\
95b063a422SScott Long 		freelist_reserve(list, osext, size, count);\
96b063a422SScott Long 	}while(0)
97b063a422SScott Long 
98b063a422SScott Long #define freelist_reserve_dma_with_tag(list, osext, size, alignment, count) \
99b063a422SScott Long 	do {\
100b063a422SScott Long 		freelist_debug_tag(list, #list " at " __FILE__);\
101b063a422SScott Long 		freelist_reserve_dma(list, osext, size, alignment, count);\
102b063a422SScott Long 	}while(0)
103b063a422SScott Long 
104b063a422SScott Long struct lock_request {
105b063a422SScott Long 	HPT_U64 start, end;
106b063a422SScott Long 	struct lock_request *next;
107b063a422SScott Long 	struct list_head waiters; /* blocked commands */
108b063a422SScott Long 	struct tq_item callback;
109b063a422SScott Long };
110b063a422SScott Long 
111b063a422SScott Long #define INIT_LOCK_REQUEST(req, _start, _end, _cb, _arg) \
112b063a422SScott Long 	do {\
113b063a422SScott Long 		(req)->next = 0;\
114b063a422SScott Long 		(req)->start = _start;\
115b063a422SScott Long 		(req)->end = _end;\
116b063a422SScott Long 		INIT_TQ_ITEM(&(req)->callback, _cb, _arg);\
117b063a422SScott Long 		INIT_LIST_HEAD(&(req)->waiters);\
118b063a422SScott Long 	} while (0)
119b063a422SScott Long 
120b063a422SScott Long struct task_queue {
121b063a422SScott Long 	struct tq_item *head, *tail;
122b063a422SScott Long };
123b063a422SScott Long 
124b063a422SScott Long #define TQ_EMPTY(tq) ((tq)->head==0)
125b063a422SScott Long 
126b063a422SScott Long struct dmapool_order {
127b063a422SScott Long 	HPT_UINT npages;
128b063a422SScott Long 	struct tq_item wakeup_fn;
129b063a422SScott Long 	struct dmapool_order *next;
130b063a422SScott Long };
131b063a422SScott Long 
132b063a422SScott Long struct dmapool_client {
133b063a422SScott Long 	void * handle;
134b063a422SScott Long 	HPT_UINT (*shrink)(void *handle, HPT_UINT npages);
135b063a422SScott Long 	void (*resume)(void *handle);
136b063a422SScott Long 	struct dmapool_client *next;
137b063a422SScott Long };
138b063a422SScott Long 
139b063a422SScott Long typedef struct _VBUS * PVBUS;
140b063a422SScott Long typedef struct _VDEV * PVDEV;
141b063a422SScott Long 
142b063a422SScott Long 
143b063a422SScott Long void dmapool_register_client(PVBUS vbus, struct dmapool_client *client);
144b063a422SScott Long 
145b063a422SScott Long 
146b063a422SScott Long void dmapool_active(PVBUS vbus);
147b063a422SScott Long 
148b063a422SScott Long /* return 0 if the request is immediately satisfied, non-zero otherwise. */
149b063a422SScott Long int dmapool_make_order(PVBUS vbus, struct dmapool_order *order);
150b063a422SScott Long 
151b063a422SScott Long 
152b063a422SScott Long void *dmapool_get_page(PVBUS vbus, BUS_ADDRESS *busaddr);
153b063a422SScott Long void *dmapool_get_page_at(PVBUS vbus, void *p, BUS_ADDRESS *busaddr);
154b063a422SScott Long void dmapool_put_page(PVBUS vbus, void *p, BUS_ADDRESS busaddr);
155b063a422SScott Long void dmapool_init(PVBUS vbus);
156b063a422SScott Long HPT_UINT dmapool_max_class_pages(PVBUS vbus);
157b063a422SScott Long 
158b063a422SScott Long 
159b063a422SScott Long struct timer_call {
160b063a422SScott Long 	HPT_U32 interval; /*microseconds*/
161b063a422SScott Long 	HPT_TIME expire_time; /*microseconds*/
162b063a422SScott Long 	void (*proc)(void * arg);
163b063a422SScott Long 	void * arg;
164b063a422SScott Long 	struct timer_call ** pprev;
165b063a422SScott Long 	struct timer_call * next;
166b063a422SScott Long };
167b063a422SScott Long 
168b063a422SScott Long #define ldm_init_timer(timer) do { (timer)->next=0; (timer)->pprev=0; } while (0)
169b063a422SScott Long 
170b063a422SScott Long #define INIT_TIMER_CALL(timer, _interval, _proc, _arg) \
171b063a422SScott Long 	do { \
172b063a422SScott Long 		HPT_ASSERT((timer)->next==0 && (timer)->pprev==0);\
173b063a422SScott Long 		(timer)->interval = _interval;\
174b063a422SScott Long 		(timer)->proc = _proc;\
175b063a422SScott Long 		(timer)->arg = _arg;\
176b063a422SScott Long 	} while(0)
177b063a422SScott Long 
178b063a422SScott Long void ldm_request_timer(PVBUS vbus, struct timer_call * tc);
179b063a422SScott Long void ldm_remove_timer(PVBUS vbus, struct timer_call * tc);
180b063a422SScott Long void ldm_on_timer(PVBUS vbus);
181b063a422SScott Long 
182b063a422SScott Long 
183b063a422SScott Long typedef struct _LDM_ADAPTER
184b063a422SScott Long {
185b063a422SScott Long 	struct _LDM_ADAPTER *next;
186b063a422SScott Long 	HIM  *him;
187b063a422SScott Long 	void *him_handle;
188b063a422SScott Long 	PVBUS vbus;
189b063a422SScott Long 	struct freelist freelist_dev;
190b063a422SScott Long 	struct freelist freelist_plugged_dpc;
191b063a422SScott Long 	HPT_BOOL master;
192b063a422SScott Long }
193b063a422SScott Long LDM_ADAPTER, *PLDM_ADAPTER;
194b063a422SScott Long 
195b063a422SScott Long typedef struct _IOCTL_ARG
196b063a422SScott Long {
197b063a422SScott Long 	struct list_head link;
198b063a422SScott Long 	PVBUS vbus;
199b063a422SScott Long 	HPT_U32 dwIoControlCode;
200b063a422SScott Long 	HPT_U32 nInBufferSize;
201b063a422SScott Long 	HPT_U32 nOutBufferSize;
202b063a422SScott Long 	void *  lpInBuffer;
203b063a422SScott Long 	void *  lpOutBuffer;
204b063a422SScott Long 	HPT_U32 *lpBytesReturned;
205b063a422SScott Long 	void *  ioctl_cmnd;
206b063a422SScott Long 	void (* done)(struct _IOCTL_ARG *);
207b063a422SScott Long 	int     result; /* HPT_IOCTL_RESULT_ */
208b063a422SScott Long 	struct tq_item dpc;
209b063a422SScott Long } IOCTL_ARG;
210b063a422SScott Long 
211b063a422SScott Long #define HPT_IOCTL_RESULT_OK          0
212b063a422SScott Long #define HPT_IOCTL_RESULT_FAILED     (-1)
213b063a422SScott Long #define HPT_IOCTL_RESULT_INVALID    (-2)
214b063a422SScott Long #define HPT_IOCTL_RESULT_RETRY      (-3)
215b063a422SScott Long #define HPT_IOCTL_RESULT_WRONG_VBUS (-4)
216b063a422SScott Long 
217b063a422SScott Long void ldm_ioctl(	PVBUS vbus,	IOCTL_ARG *IAPnt);
218b063a422SScott Long HPT_U32 ldm_get_device_id(PVDEV vd); /* for ioctl */
219b063a422SScott Long void ldm_set_rebuild_priority(PVBUS vbus, int priority);
220b063a422SScott Long void ldm_set_autorebuild(PVBUS vbus, int enable);
221b063a422SScott Long 
222b063a422SScott Long #include <dev/hptrr/array.h>
223b063a422SScott Long 
224b063a422SScott Long typedef struct hpt_raw_disk
225b063a422SScott Long {
226b063a422SScott Long #ifdef SUPPORT_ARRAY
227b063a422SScott Long 	PRAW_PARTITION raw_part_list;
228b063a422SScott Long 	HPT_RAW_LBA max_available_capacity;
229b063a422SScott Long 	HPT_RAW_LBA total_available_capacity;
230b063a422SScott Long #endif
231b063a422SScott Long 	HPT_RAW_LBA real_capacity;
232b063a422SScott Long 	HPT_RAW_LBA head_position;
233b063a422SScott Long 
234b063a422SScott Long 	HPT_U16 max_sectors_per_cmd;
235b063a422SScott Long 	HPT_U8  user_select_mode;
236b063a422SScott Long 
237b063a422SScott Long 	HPT_U8  uninitialized : 1;
238b063a422SScott Long 	HPT_U8  legacy_disk : 1;
239b063a422SScott Long 	HPT_U8  is_spare : 1;
240b063a422SScott Long 	HPT_U8  v3_format : 1;
241b063a422SScott Long 	HPT_U8  need_sync : 1;
242b063a422SScott Long 	HPT_U8  temp_spare : 1;
243b063a422SScott Long 	HPT_U8  need_check_array : 1;
244b063a422SScott Long 	HPT_U8  df_user_mode_set: 1;
245b063a422SScott Long 
246b063a422SScott Long 	HPT_U8  df_read_ahead_set: 1;
247b063a422SScott Long 	HPT_U8  enable_read_ahead : 1;
248b063a422SScott Long 	HPT_U8  df_write_cache_set: 1;
249b063a422SScott Long 	HPT_U8  enable_write_cache : 1;
250b063a422SScott Long 	HPT_U8  df_tcq_set: 1;
251b063a422SScott Long 	HPT_U8  enable_tcq : 1;
252b063a422SScott Long 	HPT_U8  df_ncq_set: 1;
253b063a422SScott Long 	HPT_U8  enable_ncq : 1;
254b063a422SScott Long 
255b063a422SScott Long 	HIM  *				him;
256b063a422SScott Long 	int 				index;
257b063a422SScott Long 	PLDM_ADAPTER		adapter;
258b063a422SScott Long 	void *				phy_dev;
259b063a422SScott Long 	PIDENTIFY_DATA2		identify_data;
260b063a422SScott Long 	char    model[40];
261b063a422SScott Long 
262b063a422SScott Long 	struct tq_item reset_dpc;
263b063a422SScott Long 	int reset_pending;
264b063a422SScott Long 
265b063a422SScott Long 	struct tq_item fail_dpc;
266b063a422SScott Long 	int fail_pending;
267b063a422SScott Long }
268b063a422SScott Long HPT_RAW_DISK, *PHPT_RAW_DISK;
269b063a422SScott Long 
270b063a422SScott Long struct vdev_class
271b063a422SScott Long {
272b063a422SScott Long 	struct vdev_class *next;
273b063a422SScott Long 
274b063a422SScott Long 	HPT_U8   type;
275b063a422SScott Long 	HPT_U8   stripped;        /* RAID0,3,5,6 */
276b063a422SScott Long 	HPT_U8   redundancy;      /* RAID1-1, RAID3/5-1, RAID6-2 */
277b063a422SScott Long 	HPT_U8   must_init;       /* RAID3,5,6 */
278b063a422SScott Long 
279b063a422SScott Long 	HPT_UINT vbus_ext_size;
280b063a422SScott Long 	HPT_UINT vbus_ext_offset; /* used by LDM */
281b063a422SScott Long 	HPT_UINT dev_ext_size;
282b063a422SScott Long 	HPT_UINT cmd_ext_size;
283b063a422SScott Long 
284b063a422SScott Long 
285b063a422SScott Long 	void (*get_mem_info)(PVBUS vbus, void *osext, int phydev_count);
286b063a422SScott Long 	void (*queue_cmd)(PCOMMAND cmd);
287b063a422SScott Long 	void (*member_failed)(struct _VDEV * vd);
288b063a422SScott Long 
289b063a422SScott Long 
290b063a422SScott Long 	void (*initialize)(PVBUS vbus);
291b063a422SScott Long 	void (*release)(PVBUS vbus);
292b063a422SScott Long 	int  (*add)(PVDEV vd);
293b063a422SScott Long 	void (*remove)(PVDEV vd);
294b063a422SScott Long 	void (*reset)(PVDEV vd);
295b063a422SScott Long 	void (*sync_stamp)(PVDEV vd);
296b063a422SScott Long };
297b063a422SScott Long 
298b063a422SScott Long 
299b063a422SScott Long #define VDEV_CLASS_CONSTRUCTOR(type, prefix) { \
300b063a422SScott Long 	0, \
301b063a422SScott Long 	type, \
302b063a422SScott Long 	prefix ## _stripped, \
303b063a422SScott Long 	prefix ## _redundancy, \
304b063a422SScott Long 	prefix ## _must_init, \
305b063a422SScott Long 	prefix ## _vbus_ext_size, \
306b063a422SScott Long 	0, \
307b063a422SScott Long 	prefix ## _dev_ext_size, \
308b063a422SScott Long 	prefix ## _cmd_ext_size, \
309b063a422SScott Long 	prefix ## _get_mem_info, \
310b063a422SScott Long 	prefix ## _queue_cmd, \
311b063a422SScott Long 	prefix ## _member_failed, \
312b063a422SScott Long 	prefix ## _initialize, \
313b063a422SScott Long 	prefix ## _release, \
314b063a422SScott Long 	prefix ## _add, \
315b063a422SScott Long 	prefix ## _remove, \
316b063a422SScott Long 	prefix ## _reset, \
317b063a422SScott Long 	prefix ## _sync_stamp, \
318b063a422SScott Long }
319b063a422SScott Long 
320b063a422SScott Long #define VD_RAW       1
321b063a422SScott Long #define VD_PARTITION 4
322b063a422SScott Long 
323b063a422SScott Long #define mIsArray(vdev_type) ((vdev_type)>VD_PARTITION)
324b063a422SScott Long 
325b063a422SScott Long #define VD_RAID0     5
326b063a422SScott Long #define VD_RAID1     6
327b063a422SScott Long #define VD_JBOD      7
328b063a422SScott Long #define VD_RAID5     8
329b063a422SScott Long #define VD_RAID6     9
330b063a422SScott Long 
331b063a422SScott Long #define MAX_VD_TYPE_ID  9
332b063a422SScott Long 
333b063a422SScott Long struct vdev_class *ldm_find_vdev_class(HPT_U8 type);
334b063a422SScott Long 
335b063a422SScott Long typedef struct _VDEV {
336b063a422SScott Long 	PVBUS vbus;
337b063a422SScott Long 	PVDEV parent;
338b063a422SScott Long 	void * ext;
339b063a422SScott Long 	HPT_U64 capacity;
340b063a422SScott Long 	int     target_id;
341b063a422SScott Long 	HPT_UINT cmds_per_request;
342b063a422SScott Long 
343b063a422SScott Long 	union {
344b063a422SScott Long #ifdef SUPPORT_ARRAY
345b063a422SScott Long 		HPT_ARRAY array;
346b063a422SScott Long 		HPT_PARTITION partition;
347b063a422SScott Long #endif
348b063a422SScott Long 		HPT_RAW_DISK raw;
349b063a422SScott Long 	} u;
350b063a422SScott Long 
351b063a422SScott Long 	HPT_U8 vf_online : 1;
352b063a422SScott Long 	HPT_U8 vf_bootmark : 1;
353b063a422SScott Long 	HPT_U8 vf_bootable : 1;
354b063a422SScott Long 	HPT_U8 vf_resetting: 1;
355b063a422SScott Long 	HPT_U8 vf_quiesced: 1;
356b063a422SScott Long 
357b063a422SScott Long 	HPT_U8 cache_policy; /* see CACHE_POLICY_* */
358b063a422SScott Long 
359b063a422SScott Long 	HPT_UINT cq_len;
360b063a422SScott Long 	HPT_UINT cmds_sent;
361b063a422SScott Long 	HPT_UINT max_queue_depth;
362b063a422SScott Long 
363b063a422SScott Long 	struct list_head link;
364b063a422SScott Long 	struct vdev_class *Class;
365b063a422SScott Long 
366b063a422SScott Long 	struct list_head cq_wait_send;
367b063a422SScott Long 	struct list_head cq_sent;
368b063a422SScott Long 
369b063a422SScott Long 	int cq_priority;
370b063a422SScott Long 	struct list_head cq_wait_lock;
371b063a422SScott Long 	struct lock_request *locks_granted;
372b063a422SScott Long 	struct lock_request *locks_wait;
373b063a422SScott Long 	HPT_U32 ioctl_id;
374b063a422SScott Long 	void * cc_ext;
375b063a422SScott Long }
376b063a422SScott Long VDEV;
377b063a422SScott Long 
378b063a422SScott Long #define CACHE_POLICY_NONE 0
379b063a422SScott Long #define CACHE_POLICY_WRITE_THROUGH 1
380b063a422SScott Long #define CACHE_POLICY_WRITE_BACK 2
381b063a422SScott Long 
382b063a422SScott Long 
383b063a422SScott Long extern HIM *him_list;
384b063a422SScott Long 
385b063a422SScott Long 
386b063a422SScott Long void ldm_register_him(PHIM him);
387b063a422SScott Long 
388b063a422SScott Long 
389b063a422SScott Long void ldm_register_vdev_class(struct vdev_class *Class);
390b063a422SScott Long 
391b063a422SScott Long 
392b063a422SScott Long HPT_BOOL ldm_register_adapter(PLDM_ADAPTER adapter);
393b063a422SScott Long 
394b063a422SScott Long 
395b063a422SScott Long int init_config(void);
396b063a422SScott Long 
397b063a422SScott Long HPT_UINT ldm_get_vbus_size(void);
398b063a422SScott Long 
399b063a422SScott Long 
400b063a422SScott Long void ldm_create_vbus(PVBUS vbus, void *osext);
401b063a422SScott Long 
402b063a422SScott Long 
403b063a422SScott Long void ldm_get_mem_info(PVBUS vbus, void *osext);
404b063a422SScott Long 
405b063a422SScott Long 
406b063a422SScott Long void *ldm_get_vbus_ext(PVBUS vbus, struct vdev_class *Class);
407b063a422SScott Long 
408b063a422SScott Long 
409b063a422SScott Long PVBUS ldm_get_next_vbus(PVBUS vbus, void **posext);
410b063a422SScott Long 
411b063a422SScott Long #define ldm_for_each_vbus(vbus, vbus_ext) \
412b063a422SScott Long 	for (vbus = ldm_get_next_vbus(0, (void **)(void *)&vbus_ext); vbus; \
413b063a422SScott Long 		vbus = ldm_get_next_vbus(vbus, (void **)(void *)&vbus_ext))
414b063a422SScott Long 
415b063a422SScott Long 
416b063a422SScott Long void ldm_initialize_vbus_async(PVBUS vbus, PLDM_ADAPTER master_adapter, void (*done)(void *osext));
417b063a422SScott Long 
418b063a422SScott Long /* ldm_initialize_vbus is deprecated since it will hold the CPU too long. */
419b063a422SScott Long #define ldm_initialize_vbus(vbus, adapter) ldm_initialize_vbus_async(vbus, adapter, 0)
420b063a422SScott Long 
421b063a422SScott Long 
422b063a422SScott Long void ldm_release_vbus(PVBUS vbus);
423b063a422SScott Long 
424b063a422SScott Long PVDEV ldm_create_vdev(PVBUS vbus, HPT_U8 type);
425b063a422SScott Long void ldm_release_vdev(PVDEV vd);
426b063a422SScott Long 
427b063a422SScott Long PVDEV ldm_find_target(PVBUS vbus, int id);
428b063a422SScott Long PVDEV ldm_find_stamp(PVBUS vbus, HPT_U32 stamp, int seq);
429b063a422SScott Long 
430b063a422SScott Long 
431b063a422SScott Long PCOMMAND ldm_alloc_cmds(PVBUS vbus, HPT_UINT cnt);
432b063a422SScott Long void ldm_free_cmds(PCOMMAND cmd);
433b063a422SScott Long 
434b063a422SScott Long HPT_UINT ldm_get_cmd_size(void);
435b063a422SScott Long PCOMMAND ldm_alloc_cmds_from_list(PVBUS vbus, struct freelist *list, HPT_UINT cnt);
436b063a422SScott Long void ldm_free_cmds_to_list(struct freelist *list, PCOMMAND cmd);
437b063a422SScott Long 
438b063a422SScott Long 
439b063a422SScott Long PCOMMAND __ldm_alloc_cmd(struct freelist *list);
440b063a422SScott Long 
441b063a422SScott Long #ifdef OS_SUPPORT_TASK
442b063a422SScott Long #define CMD_SET_PRIORITY(cmd, pri) cmd->priority = (pri)
443b063a422SScott Long #else
444b063a422SScott Long #define CMD_SET_PRIORITY(cmd, pri)
445b063a422SScott Long #endif
446b063a422SScott Long 
447b063a422SScott Long #define CMD_GROUP_GET(grp, cmd) \
448b063a422SScott Long 	do {\
449b063a422SScott Long 		grp->grplist->count++;\
450b063a422SScott Long 		cmd = __ldm_alloc_cmd(grp->grplist);\
451b063a422SScott Long 		cmd->vbus = grp->vbus;\
452b063a422SScott Long 		cmd->grplist = grp->grplist;\
453b063a422SScott Long 		CMD_SET_PRIORITY(cmd, grp->priority);\
454b063a422SScott Long 	} while(0)
455b063a422SScott Long 
456b063a422SScott Long #define CMD_GROUP_PUT(grp, cmd) \
457b063a422SScott Long 	do {\
458b063a422SScott Long 		freelist_put(grp->grplist, cmd);\
459b063a422SScott Long 		grp->grplist->count--;\
460b063a422SScott Long 	} while (0)
461b063a422SScott Long 
462b063a422SScott Long 
463b063a422SScott Long void ldm_queue_cmd(PCOMMAND cmd);
464b063a422SScott Long void vdev_queue_cmd(PCOMMAND cmd);
465b063a422SScott Long void ldm_finish_cmd(PCOMMAND cmd);
466b063a422SScott Long 
467b063a422SScott Long 
468b063a422SScott Long int  ldm_acquire_lock(PVDEV vd, struct lock_request *req);
469b063a422SScott Long void ldm_release_lock(PVDEV vd, struct lock_request *req);
470b063a422SScott Long 
471b063a422SScott Long void ldm_queue_task(struct task_queue *tq, struct tq_item *t);
472b063a422SScott Long void ldm_queue_vbus_dpc(PVBUS vbus, struct tq_item *t);
473b063a422SScott Long 
474b063a422SScott Long HPT_BOOL ldm_intr(PVBUS vbus);
475b063a422SScott Long void ldm_run(PVBUS vbus);
476b063a422SScott Long int ldm_idle(PVBUS vbus);
477b063a422SScott Long 
478b063a422SScott Long 
479b063a422SScott Long int ldm_reset_vbus(PVBUS vbus);
480b063a422SScott Long 
481b063a422SScott Long 
482b063a422SScott Long void ldm_suspend(PVBUS vbus);
483b063a422SScott Long void ldm_resume(PVBUS vbus);
484b063a422SScott Long void ldm_shutdown(PVBUS vbus);/*shutdown all the controllers*/
485b063a422SScott Long 
486b063a422SScott Long 
487b063a422SScott Long #define HIM_EVENT_DEVICE_REMOVED 1
488b063a422SScott Long #define HIM_EVENT_DEVICE_PLUGGED 2
489b063a422SScott Long #define HIM_EVENT_DEVICE_ERROR   3
490b063a422SScott Long #define HIM_EVENT_RESET_REQUIRED 4
491b063a422SScott Long #define HIM_EVENT_QUIESCE_DEVICE 5
492b063a422SScott Long #define HIM_EVENT_UNQUIESCE_DEVICE 6
493b063a422SScott Long #define HIM_EVENT_CONFIG_CHANGED 7
494b063a422SScott Long 
495b063a422SScott Long void ldm_event_notify(HPT_U32 event, void *arg1, void *arg2);
496b063a422SScott Long 
497b063a422SScott Long void log_sector_repair(PVDEV vd, int success, HPT_LBA lba, HPT_U16 nsectors);
498b063a422SScott Long 
499b063a422SScott Long void ldm_register_device(PVDEV vd);
500b063a422SScott Long void ldm_unregister_device(PVDEV vd);
501b063a422SScott Long 
502b063a422SScott Long PVBUS him_handle_to_vbus(void * him_handle);
503b063a422SScott Long 
504b063a422SScott Long #if defined(__cplusplus)
505b063a422SScott Long }
506b063a422SScott Long #endif
507b063a422SScott Long #endif
508