{"id":1861,"date":"2022-12-07T10:44:05","date_gmt":"2022-12-07T02:44:05","guid":{"rendered":"https:\/\/www.lcettsg.cn\/code\/?p=1861"},"modified":"2022-12-07T11:53:26","modified_gmt":"2022-12-07T03:53:26","slug":"%e5%8d%83%e9%94%8b%e7%89%a9%e8%81%94%e7%bd%91%e4%b9%8bosal","status":"publish","type":"post","link":"https:\/\/www.lcettsg.cn\/code\/?p=1861","title":{"rendered":"\u5343\u950b\u7269\u8054\u7f51\u4e4bOSAL"},"content":{"rendered":"\n<p>OSAL\uff0cOperating System Abstraction Layer\uff0c\u5373\u64cd\u4f5c\u7cfb\u7edf\u62bd\u8c61\u5c42\u3002<br>\u4eceZ-Stack1.4.3\u53ca\u4ee5\u540e\u5f00\u59cb\u5f15\u5165OSAL\u3002<br>OSAL\u662f\u4e00\u79cd\u57fa\u4e8e\u4e8b\u4ef6\u9a71\u52a8\u7684\u8f6e\u8be2\u5f0f\u64cd\u4f5c\u7cfb\u7edf\uff0c\u6240\u63d0\u4f9b\u7684\u7ba1\u7406\u529f\u80fd\u6709\uff1a\u4efb\u52a1\u767b\u8bb0\u3001\u4efb\u52a1\u521d\u59cb\u5316\u3001\u4efb\u52a1\u89e6\u53d1\u4efb\u95f4\u6d88\u606f\u4f20\u9012\u3001\u4efb\u52a1\u540c\u6b65\u3001\u4e2d\u65ad\u5904\u7406\u3001\u8ba1\u65f6\u5668\u3001\u5185\u5b58\u5206\u914d\u3002<\/p>\n\n\n\n<p>osal_run system() \u4e0d\u65ad\u8f6e\u8be2\u904d\u5386\u6240\u6709\u4efb\u52a1\u4e8b\u4ef6, \u4e8b\u4ef6\u88ab\u7f6e\u4f4d\u540e\u5c31\u4f1a\u88ab\u8c03\u5ea6\u6267\u884c\u8be5\u4efb\u52a1: \u9700\u8981\u6ce8\u610f\u7684\u662f\u6bcf\u6b21\u4efb\u52a1\u88ab\u8c03\u5ea6\u65f6\u90fd\u53ea\u5904\u7406\u4e00\u4e2a\u4e8b\u4ef6, \u5e76\u5728\u5904\u7406\u5b8c\u540e\u6e05\u9664\u8be5\u4e8b\u4ef6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1040\" height=\"419\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-44.png\" alt=\"\" class=\"wp-image-1862\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-44.png 1040w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-44-1000x403.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-44-500x201.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-44-768x309.png 768w\" sizes=\"(max-width: 1040px) 100vw, 1040px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1874\" height=\"919\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-45.png\" alt=\"\" class=\"wp-image-1863\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-45.png 1874w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-45-1000x490.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-45-500x245.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-45-768x377.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-45-1536x753.png 1536w\" sizes=\"(max-width: 1874px) 100vw, 1874px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1348\" height=\"852\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-46.png\" alt=\"\" class=\"wp-image-1864\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-46.png 1348w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-46-1000x632.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-46-500x316.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-46-768x485.png 768w\" sizes=\"(max-width: 1348px) 100vw, 1348px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1994\" height=\"990\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-47.png\" alt=\"\" class=\"wp-image-1865\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-47.png 1994w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-47-1000x496.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-47-500x248.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-47-768x381.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2022\/12\/image-47-1536x763.png 1536w\" sizes=\"(max-width: 1994px) 100vw, 1994px\" \/><\/figure>\n\n\n\n<p>\u6bcf\u4e2a\u4efb\u52a1\u6700\u591a\u53ef\u4ee5\u540c\u65f6\u8bbe\u7f6e16\u4e2a\u4e8b\u4ef6\uff0c\u4f46\u6709\u4e9b\u4f4d\u5df1\u7ecf\u88ab\u7cfb\u7edf\u5b9a\u4e49\u4e8b\u4ef6\u5360\u7528\uff0c\u6240\u4ee5\u81ea\u5b9a\u4e49\u4e8b\u4ef6\u65f6\u6700\u597d\u4e0d\u8981\u4e0e\u5176\u51b2\u7a81\uff0c\u5982: \u4efb\u52a1\u95f4\u6d88\u606f\u6536\u53d1\u4e8b\u4ef6SYS_EVENT_MSG = 0x8000\u3002<\/p>\n\n\n\n<p>taskEvents\u4e8b\u4ef6\u8981\u548c\u540e\u9762zigbee\u534f\u8bae\u6808\u4e2d\u7684afIncomingMSGPacket_t->hdr.event\u8fd9\u4e2a8bit\u7684\u6d88\u606f\u4e8b\u4ef6\u52a0\u4ee5\u533a\u522b\u3002<\/p>\n\n\n\n<p>\u6307\u5b9a\u4efb\u52a1\u6dfb\u52a0\u4e8b\u4ef6: <br>osal_set_event (uint8 task_id, uint16 event_flag)<br>tasksEvents[task_id] |= event_flag;<\/p>\n\n\n\n<p>\u6307\u5b9a\u4efb\u52a1\u6e05\u9664\u4e8b\u4ef6:<br>osal_clear_event (uint8 task_id, uint16 event_flag)<br>tasksEvents[task_id]&amp;=~(event_flag);<\/p>\n\n\n\n<p>\u4efb\u52a1\u4e8b\u4ef6\u88ab\u7f6e\u4f4d\uff0c\u5373\u4efb\u52a1\u8c03\u5ea6\uff0c\u4e3b\u8981\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u9014\u5f84\u5b9e\u73b0: <br>\u76f4\u63a5\u901a\u8fc7\u8c03\u7528osal_set_event() \u7ed9\u4efb\u52a1\u4e8b\u4ef6\u7f6e\u4f4d\u3002<br>\u4efb\u52a1\u8c03\u5ea6\u7ed3\u675f\u540e\u8fd4\u56de\uff0c\u901a\u8fc7\u8fd4\u56de\u672a\u5904\u7406\u5b8c\u7684\u4e8b\u4ef6\u4f4d\u91cd\u65b0\u7f6e\u4f4d\u3002<\/p>\n\n\n\n<p>\u8fd8\u6709\u95f4\u63a5\u901a\u8fc7osal_set_event()\u7f6e\u4f4d\u7684\u60c5\u51b5,\u4f8b\u5982: <br>\u4e00\u4e2a\u4efb\u52a1\u7ed9\u53e6\u4e00\u4e2a\u4efb\u52a1\u53d1\u6d88\u606f;<br>\u5b9a\u65f6\u89e6\u53d1\u4e8b\u4ef6\u8bbe\u7f6eosal_start_timerEx ()\u3002<br>zigbee\u534f\u8bae\u6808\u5e95\u5c42\u89e6\u53d1\u8c03\u7528\u3002<\/p>\n\n\n\n<p>msg\u6d88\u606f\u53d1\u9001\u8fc7\u7a0b:<br>osal_msg_send(uint8 taskID, void *msg_ptr)<br>msg_ptr\u6307\u5411\u6d88\u606f\u5185\u5bb9\uff0c\u4e0d\u80fd\u4e3a\u7a7a\u3002<br>\u653e\u5165\u6d88\u606f\u961f\u5217osal_msg_enqueue (&amp;osal_qHead, msg_ptr ) ;<br>\u6700\u540e\u901a\u8fc7osal_set_event(taskID\uff0cSYS_EVENT_MSG )\u7ed9\u4efb\u52a1\u4e8b\u4ef6\u7f6e\u4f4d\u3002<\/p>\n\n\n\n<p>msg\u6d88\u606f\u63a5\u6536\u8fc7\u7a0b:<br>msg_ptr = osal_msg_receive(taskID) ;<br>\u6d88\u606f\u961f\u5217\u53d6\u51fa<br>osal_msg_extract (&amp;osal_qHead, msg_ptr, &#8230;) <br>\u6e05\u9664\u4e8b\u4ef6osal_clear_event(taskID,SYS_EVENT_MSG)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6d88\u606f\u6536\u53d1\u64cd\u4f5c\u6d41\u7a0b<\/h2>\n\n\n\n<p>\u7533\u8bf7\u6d88\u606f\u7a7a\u95f4\uff08\u6d88\u606f\u5f00\u5934\u90fd\u4f1a\u6709osal_msg _hdr_t\u7ed3\u6784):  msgstr = osal_msg_allocate(len);<br>\u6d88\u606f\u5185\u5bb9\u7684\u521d\u59cb\u5316: strcpy (msgstr,&#8221;hello\\n&#8221;) ;<br>\u53d1\u9001\u6d88\u606f: osal_msg_send(xx_TaskID, msgstr)->osal_msg_enqueue()\u5728\u94fe\u8868\u7ed3\u5c3e\u6dfb\u52a0\u8282\u70b9\u3002<br>\u63a5\u6536\u6d88\u606f(\u6839\u636e\u4efb\u52a1ID\u8fdb\u884c\u63a5\u6536): msg=osal_msg_receive(xx_TaskID);<br>\u5bf9\u5f97\u5230\u7684\u6d88\u606f\u8fdb\u884c\u5904\u7406; <br>\u91ca\u653e\u6d88\u606f: osal_msg_deallocate()<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u81ea\u5b9a\u4e49\u4efb\u52a1<\/h2>\n\n\n\n<p>\u5b9a\u4e49\u81ea\u5df1\u7684\u4efb\u52a1\u51fd\u6570\u3002<br>\u5b9a\u4e49\u4efb\u52a1\u521d\u59cb\u5316\u51fd\u6570\u5e76\u4fdd\u5b58\u4efb\u52a1ID\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>OSAL\uff0cOperating System Abstraction Layer\uff0c\u5373\u64cd\u4f5c\u7cfb\u7edf\u62bd\u8c61\u5c42\u3002\u4eceZ-Sta [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-1861","post","type-post","status-publish","format-standard","hentry","category-14"],"_links":{"self":[{"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=\/wp\/v2\/posts\/1861"}],"collection":[{"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1861"}],"version-history":[{"count":6,"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=\/wp\/v2\/posts\/1861\/revisions"}],"predecessor-version":[{"id":1876,"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=\/wp\/v2\/posts\/1861\/revisions\/1876"}],"wp:attachment":[{"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1861"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1861"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lcettsg.cn\/code\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1861"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}