1 /*-
2 * Copyright (c) 2018 Microsemi Corporation.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 /* $FreeBSD$ */
28
29 #include "smartpqi_includes.h"
30
31 /*
32 * Populate hostwell time variables in bcd format from FreeBSD format
33 */
os_get_time(struct bmic_host_wellness_time * host_wellness_time)34 void os_get_time(struct bmic_host_wellness_time *host_wellness_time)
35 {
36 struct timespec ts;
37 struct clocktime ct;
38
39 getnanotime(&ts);
40 clock_ts_to_ct(&ts, &ct);
41
42
43 /* Fill the time In BCD Format */
44 host_wellness_time->hour= (uint8_t)bin2bcd(ct.hour);
45 host_wellness_time->min = (uint8_t)bin2bcd(ct.min);
46 host_wellness_time->sec= (uint8_t)bin2bcd(ct.sec);
47 host_wellness_time->reserved = 0;
48 host_wellness_time->month = (uint8_t)bin2bcd(ct.mon);
49 host_wellness_time->day = (uint8_t)bin2bcd(ct.day);
50 host_wellness_time->century = (uint8_t)bin2bcd(ct.year / 100);
51 host_wellness_time->year = (uint8_t)bin2bcd(ct.year % 100);
52
53 }
54
55 /*
56 * Update host time to f/w every 24 hours in a periodic timer.
57 */
58
os_wellness_periodic(void * data)59 void os_wellness_periodic(void *data)
60 {
61 struct pqisrc_softstate *softs = (struct pqisrc_softstate *)data;
62 int ret = 0;
63
64
65 /* update time to FW */
66 if (!pqisrc_ctrl_offline(softs)){
67 if( (ret = pqisrc_write_current_time_to_host_wellness(softs)) != 0 )
68 DBG_ERR("Failed to update time to FW in periodic ret = %d\n", ret);
69 }
70
71 /* reschedule ourselves */
72 softs->os_specific.wellness_periodic = timeout(os_wellness_periodic,
73 softs, OS_HOST_WELLNESS_TIMEOUT * hz);
74 }
75
76 /*
77 * Routine used to stop the heart-beat timer
78 */
os_stop_heartbeat_timer(pqisrc_softstate_t * softs)79 void os_stop_heartbeat_timer(pqisrc_softstate_t *softs)
80 {
81 DBG_FUNC("IN\n");
82
83 /* Kill the heart beat event */
84 untimeout(os_start_heartbeat_timer, softs,
85 softs->os_specific.heartbeat_timeout_id);
86
87 DBG_FUNC("OUT\n");
88 }
89
90 /*
91 * Routine used to start the heart-beat timer
92 */
os_start_heartbeat_timer(void * data)93 void os_start_heartbeat_timer(void *data)
94 {
95 struct pqisrc_softstate *softs = (struct pqisrc_softstate *)data;
96 DBG_FUNC("IN\n");
97
98 pqisrc_heartbeat_timer_handler(softs);
99 if (!pqisrc_ctrl_offline(softs)) {
100 softs->os_specific.heartbeat_timeout_id =
101 timeout(os_start_heartbeat_timer, softs,
102 OS_FW_HEARTBEAT_TIMER_INTERVAL * hz);
103 }
104
105 DBG_FUNC("OUT\n");
106 }
107
108 /*
109 * Mutex initialization function
110 */
os_init_spinlock(struct pqisrc_softstate * softs,struct mtx * lock,char * lockname)111 int os_init_spinlock(struct pqisrc_softstate *softs, struct mtx *lock,
112 char *lockname)
113 {
114 mtx_init(lock, lockname, NULL, MTX_SPIN);
115 return 0;
116
117 }
118
119 /*
120 * Mutex uninitialization function
121 */
os_uninit_spinlock(struct mtx * lock)122 void os_uninit_spinlock(struct mtx *lock)
123 {
124 mtx_destroy(lock);
125 return;
126
127 }
128
129 /*
130 * Semaphore initialization function
131 */
os_create_semaphore(const char * name,int value,struct sema * sema)132 int os_create_semaphore(const char *name, int value, struct sema *sema)
133 {
134 sema_init(sema, value, name);
135 return PQI_STATUS_SUCCESS;
136
137 }
138
139 /*
140 * Semaphore uninitialization function
141 */
os_destroy_semaphore(struct sema * sema)142 int os_destroy_semaphore(struct sema *sema)
143 {
144 sema_destroy(sema);
145 return PQI_STATUS_SUCCESS;
146
147 }
148
149 /*
150 * Semaphore grab function
151 */
os_sema_lock(struct sema * sema)152 void inline os_sema_lock(struct sema *sema)
153 {
154 sema_post(sema);
155 }
156
157 /*
158 * Semaphore release function
159 */
os_sema_unlock(struct sema * sema)160 void inline os_sema_unlock(struct sema *sema)
161 {
162 sema_wait(sema);
163 }
164
165
166 /*
167 * string copy wrapper function
168 */
os_strlcpy(char * dst,char * src,int size)169 int os_strlcpy(char *dst, char *src, int size)
170 {
171 return strlcpy(dst, src, size);
172 }
173