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 */ 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 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 */ 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 */ 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 */ 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 */ 122 void os_uninit_spinlock(struct mtx *lock) 123 { 124 mtx_destroy(lock); 125 return; 126 127 } 128 129 /* 130 * Semaphore initialization function 131 */ 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 */ 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 */ 152 void inline os_sema_lock(struct sema *sema) 153 { 154 sema_post(sema); 155 } 156 157 /* 158 * Semaphore release function 159 */ 160 void inline os_sema_unlock(struct sema *sema) 161 { 162 sema_wait(sema); 163 } 164 165 166 /* 167 * string copy wrapper function 168 */ 169 int os_strlcpy(char *dst, char *src, int size) 170 { 171 return strlcpy(dst, src, size); 172 } 173