{"id":959,"date":"2014-10-18T22:04:06","date_gmt":"2014-10-18T14:04:06","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=959"},"modified":"2014-10-27T10:36:20","modified_gmt":"2014-10-27T02:36:20","slug":"radxa-rock%e4%bd%bf%e7%94%a8%e6%9d%bf%e5%ad%90%e4%b8%8a%e7%9a%84%e7%ba%a2%e5%a4%96","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=959","title":{"rendered":"[Radxa Rock]\u4f7f\u7528\u677f\u5b50\u4e0a\u7684\u7ea2\u5916"},"content":{"rendered":"

\u901a\u8fc7\u4fee\u6539\u5185\u6838\u65b9\u5f0f<\/span><\/h2>\n

\u76ee\u524d\u7684SDK\u63d0\u4f9b\u7684\u9a71\u52a8\u53ea\u652f\u6301NEC\u7f16\u7801\u683c\u5f0f\u7684\u7ea2\u5916\u9065\u63a7\u5668\uff0c\u4e0b\u9762\u4ecb\u7ecd\u5982\u4f55\u8c03\u8bd5\u6765\u652f\u6301\u4e0d\u540c\u54c1\u724c\u7684\u9065\u63a7\u5668\u3002<\/p>\n

\u53ea\u9700\u8981\u4fee\u6539\u4e00\u4e2a\u6587\u4ef6 “kernel\/drivers\/input\/remotectl\/rkxx_remotectl.c”<\/p>\n

\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n

1\u3001\u589e\u52a0\u4e00\u4e2a\u6570\u7ec4<\/p>\n

\n
\u00a0static<\/span> struct<\/span> rkxx_remote_key_table remote_key_table_41C8[<\/span>]<\/span> =<\/span> {<\/span>
\n{<\/span>0x38<\/span>,<\/span> KEY_VOLUMEUP}<\/span>,<\/span>
\n{<\/span>0xb8<\/span>,<\/span> KEY_VOLUMEDOWN}<\/span>,<\/span>
\n{<\/span>0x58<\/span>,<\/span> KEY_MENU}<\/span>,<\/span>
\n{<\/span>0xd0<\/span>,<\/span> KEY_REPLY}<\/span>,<\/span>
\n{<\/span>0x48<\/span>,<\/span> KEY_BACK}<\/span>,<\/span>
\n{<\/span>0x98<\/span>,<\/span> KEY_BACK}<\/span>,<\/span>
\n{<\/span>0x50<\/span>,<\/span> KEY_UP}<\/span>,<\/span>
\n{<\/span>0x30<\/span>,<\/span> KEY_DOWN}<\/span>,<\/span>
\n{<\/span>0xc8<\/span>,<\/span> KEY_LEFT}<\/span>,<\/span>
\n{<\/span>0xc0<\/span>,<\/span> KEY_RIGHT}<\/span>,<\/span>
\n{<\/span>0x40<\/span>,<\/span> KEY_REPLY}<\/span>,<\/span>
\n{<\/span>0x80<\/span>,<\/span> KEY_SEARCH}<\/span>,<\/span>
\n}<\/span>;<\/span><\/div>\n<\/div>\n

\u8be5\u6570\u7ec4\u5c06\u7ea2\u5916\u952e\u503circode\u6620\u5c04\u4e3aLinux\u6807\u51c6\u952e\u76d8\u626b\u63cf\u7801scancode
\n2\u3001\u589e\u52a0\u4e00\u9879,\u8fd9\u91cc\u7684\u6bcf\u4e00\u9879\u5bf9\u5e94\u4e00\u79cd\u9065\u63a7\u5668<\/p>\n

static struct rkxx_remotectl_button remotectl_button[]<\/pre>\n
\u4f8b\u5982\uff1a<\/p>\n
\n
\n
{\r\n        .usercode = 0x41c8, \/* \u7528\u6237\u7801 *\/\r\n        .nbuttons = 12,    \/* \u6309\u952e\u4e2a\u6570 *\/\r\n        .key_table = &remote_key_table_41C8[0], \/* \u952e\u76d8\u8868 *\/\r\n    },<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u7528\u6237\u7801,\u6bcf\u4e00\u79cd\u9065\u63a7\u5668\u90fd\u6709\u4e00\u4e2a\u7528\u6237\u7801\u7528\u6765\u548c\u5176\u4ed6\u9065\u63a7\u5668\u505a\u533a\u5206.\u7b2c\u4e8c\u4e2a\u53c2\u6570\u5bf9\u5e94\u9065\u63a7\u5668\u7684\u6309\u952e\u4e2a\u6570,\u7b2c\u4e09\u4e2a\u53c2\u6570\u5bf9\u5e94 \u6b65\u9aa4\u4e00\u589e\u52a0\u7684\u6570\u7ec4<\/p>\n
\u5982\u4f55\u83b7\u5f97\u7528\u6237\u7801\u548c\u9065\u63a7\u5668\u952e\u503c<\/span><\/h3>\n
\u4fee\u6539\u7684\u5730\u65b9\u5728\u5bf9\u5e94\u7684\u51fd\u6570 remotectl_do_something<\/b> \u4e2d<\/p>\n
\n
\n
case RMC_USERCODE:\r\n        {\r\n            ddata->scanData <<= 1;\r\n            ddata->count ++;\r\n            if ((TIME_BIT1_MIN < ddata->period) && (ddata->period < TIME_BIT1_MAX)){\r\n                ddata->scanData |= 0x01;\r\n            }\r\n            if (ddata->count == 0x10){\/\/16 bit user code\r\n               \/\/ printk(\"u=0x%x\\n\",((ddata->scanData)&0xFFFF));\r\n                if (remotectl_keybdNum_lookup(ddata)){\r\n                    ddata->state = RMC_GETDATA;\r\n                    ddata->scanData = 0;\r\n                    ddata->count = 0;\r\n                }else{\r\n                   ddata->state = RMC_PRELOAD;\r\n                }\r\n            }\r\n        }<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u653e\u5f00\u6ce8\u91ca\u7684printk\u7684\u4ee3\u7801,\u53ef\u4ee5\u5f97\u5230\u7528\u6237\u7801,\u63a5\u4e0b\u6765\u5728\u7b2c\u4e8c\u6b65 remotectl_button array\u6211\u4eec\u6dfb\u52a0\u7684\u6570\u7ec4\u4e2d\u586b\u4e0a\u5bf9\u5e94\u7684\u6309\u952e\u4e2a\u6570,\u653e\u5f00\u4e0b\u9762\u4ee3\u7801\u4e2d\u7684printk\u4ee3\u7801, \u5f97\u5230\u952e\u503c<\/p>\n
\n
\n
case RMC_GETDATA:\r\n       {\r\n            ddata->count ++;\r\n            ddata->scanData <<= 1;\r\n            if ((TIME_BIT1_MIN < ddata->period) && (ddata->period < TIME_BIT1_MAX)){\r\n                ddata->scanData |= 0x01;\r\n            }\t\r\n            if (ddata->count == 0x10){\r\n               \/\/ printk(KERN_ERR \"d=%x\\n\",(ddata->scanData&0xFFFF));                if ((ddata->scanData&0x0ff) == ((~ddata->scanData >> 8)&0x0ff)){\r\n                    if (remotectl_keycode_lookup(ddata)){\r\n                        ddata->press = 1;\r\n                                         ...\r\n                                          }\r\n                                       ...\r\n                                     }\r\n                                  ...\r\n                              }\r\n                     }<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n
\u6ce8\u610f:<\/p>\n
    \n
  1. \u4ecelog\u4e2d\u83b7\u5f97\u7684\u952e\u503c\u662f16\u8fdb\u5236\u7684,\u524d\u4e24\u4f4d\u662f\u6211\u4eec\u9700\u8981\u7684,\u540e\u9762\u7684\u662f\u524d\u4e24\u4f4d\u7684\u53cd\u7801,\u7528\u4e8e\u6821\u9a8c,\u76f4\u63a5\u5ffd\u7565.<\/li>\n
  2. \u4e0d\u8981\u7559\u592a\u591a\u7684log,\u83b7\u5f97\u7528\u6237\u7801\u548c\u952e\u503c\u540e\u628alog\u5173\u95ed,\u5426\u80fd\u53ef\u80fd\u5bfc\u81f4\u9065\u63a7\u5668\u65e0\u6cd5\u4f7f\u7528<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
    \u901a\u8fc7\u4fee\u6539\u5185\u6838\u65b9\u5f0f \u76ee\u524d\u7684SDK\u63d0\u4f9b\u7684\u9a71\u52a8 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[21],"tags":[124,122,57,126],"class_list":["post-959","post","type-post","status-publish","format-standard","hentry","category-misc","tag-radxa","tag-rock","tag-57","tag-126"],"views":3502,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=959"}],"version-history":[{"count":3,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/959\/revisions"}],"predecessor-version":[{"id":1027,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/959\/revisions\/1027"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}