68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file drv_hwtimer.c
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* @brief register hwtimer drv function using bus driver framework
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* @version 1.0
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* @author AIIT XUOS Lab
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* @date 2021-04-24
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*/
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#include <bus_hwtimer.h>
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#include <dev_hwtimer.h>
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static DoubleLinklistType hwtimerdrv_linklist;
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/*Create the driver linklist*/
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static void HwtimerDrvLinkInit()
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{
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InitDoubleLinkList(&hwtimerdrv_linklist);
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}
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DriverType HwtimerDriverFind(const char *drv_name)
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{
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NULL_PARAM_CHECK(drv_name);
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struct Driver *driver = NONE;
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DoubleLinklistType *node = NONE;
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DoubleLinklistType *head = &hwtimerdrv_linklist;
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for (node = head->node_next; node != head; node = node->node_next) {
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driver = SYS_DOUBLE_LINKLIST_ENTRY(node, struct Driver, driver_link);
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if (!strcmp(driver->drv_name, drv_name)) {
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return driver;
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}
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}
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KPrintf("HwtimerDriverFind cannot find the %s driver.return NULL\n", drv_name);
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return NONE;
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}
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int HwtimerDriverRegister(struct Driver *driver)
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{
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NULL_PARAM_CHECK(driver);
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x_err_t ret = EOK;
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static x_bool driver_link_flag = RET_FALSE;
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if (!driver_link_flag) {
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HwtimerDrvLinkInit();
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driver_link_flag = RET_TRUE;
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}
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DoubleLinkListInsertNodeAfter(&hwtimerdrv_linklist, &(driver->driver_link));
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return ret;
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}
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