{"id":77914,"date":"2026-02-25T18:08:10","date_gmt":"2026-02-25T10:08:10","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/77914.html"},"modified":"2026-02-25T18:08:10","modified_gmt":"2026-02-25T10:08:10","slug":"%e5%be%ae%e5%9e%8b%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%a4%a7%e8%83%bd%e9%87%8f%ef%bc%9a%e7%94%a8x7k325t%e5%92%8clwip%e6%9e%84%e5%bb%ba%e8%bd%bb%e9%87%8f%e7%ba%a7web%e6%9c%8d%e5%8a%a1%e7%9a%84%e6%9e%b6","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/77914.html","title":{"rendered":"\u5fae\u578b\u670d\u52a1\u5668\u5927\u80fd\u91cf\uff1a\u7528X7K325T\u548clwip\u6784\u5efa\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u7684\u67b6\u6784\u601d\u7ef4"},"content":{"rendered":"<h2>\u5fae\u578b\u670d\u52a1\u5668\u5927\u80fd\u91cf&#xff1a;\u7528X7K325T\u548clwip\u6784\u5efa\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u7684\u67b6\u6784\u601d\u7ef4<\/h2>\n<p>\u5728\u4e07\u7269\u4e92\u8054\u7684\u65f6\u4ee3&#xff0c;\u8fb9\u7f18\u8bbe\u5907\u5bf9\u5b9e\u65f6\u6570\u636e\u5904\u7406\u548c\u4f4e\u5ef6\u8fdf\u54cd\u5e94\u7684\u9700\u6c42\u8d8a\u6765\u8d8a\u9ad8\u3002\u7136\u800c&#xff0c;\u4f20\u7edf\u7684\u670d\u52a1\u5668\u67b6\u6784\u5f80\u5f80\u65e0\u6cd5\u6ee1\u8db3\u8d44\u6e90\u53d7\u9650\u73af\u5883\u4e0b\u7684\u529f\u8017\u3001\u6210\u672c\u548c\u7a7a\u95f4\u9650\u5236\u3002\u6b63\u662f\u5728\u8fd9\u6837\u7684\u80cc\u666f\u4e0b&#xff0c;\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u67b6\u6784\u6210\u4e3a\u7269\u8054\u7f51\u5f00\u53d1\u8005\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5de5\u7a0b\u5e08\u5173\u6ce8\u7684\u7126\u70b9\u3002Xilinx\u7684X7K325T FPGA\u4e0e\u8f7b\u91cf\u7ea7IP\u534f\u8bae\u6808lwip\u7684\u7ed3\u5408&#xff0c;\u4e3a\u6784\u5efa\u9ad8\u6027\u80fd\u3001\u4f4e\u529f\u8017\u7684\u5fae\u578b\u670d\u52a1\u5668\u63d0\u4f9b\u4e86\u7406\u60f3\u7684\u6280\u672f\u57fa\u7840\u3002\u8fd9\u79cd\u67b6\u6784\u4e0d\u4ec5\u9002\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u3001\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u73af\u5883\u76d1\u6d4b\u7b49\u5178\u578b\u573a\u666f&#xff0c;\u8fd8\u80fd\u5728\u8fb9\u7f18\u8ba1\u7b97\u8282\u70b9\u4e2d\u53d1\u6325\u91cd\u8981\u4f5c\u7528&#xff0c;\u4e3a\u8d44\u6e90\u654f\u611f\u578b\u5e94\u7528\u63d0\u4f9b\u53ef\u9760\u3001\u9ad8\u6548\u7684\u670d\u52a1\u652f\u6301\u3002<\/p>\n<h3>1. \u786c\u4ef6\u5e73\u53f0\u9009\u578b\u4e0e\u8d44\u6e90\u89c4\u5212<\/h3>\n<p>\u9009\u62e9\u5408\u9002\u7684\u786c\u4ef6\u5e73\u53f0\u662f\u6784\u5efa\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u7684\u9996\u8981\u6b65\u9aa4\u3002Xilinx\u7684X7K325T FPGA\u4ee5\u5176\u4e30\u5bcc\u7684\u903b\u8f91\u8d44\u6e90\u3001\u4f4e\u529f\u8017\u7279\u6027\u4ee5\u53ca\u9ad8\u5ea6\u53ef\u5b9a\u5236\u7684\u8f6f\u6838\u5904\u7406\u5668\u80fd\u529b&#xff0c;\u6210\u4e3a\u8bb8\u591a\u5d4c\u5165\u5f0f\u5f00\u53d1\u8005\u7684\u9996\u9009\u3002\u4e0e\u4f20\u7edf\u7684MCU\u65b9\u6848\u76f8\u6bd4&#xff0c;FPGA&#043;MicroBlaze\u67b6\u6784\u5177\u5907\u66f4\u5f3a\u7684\u5e76\u884c\u5904\u7406\u80fd\u529b\u548c\u7075\u6d3b\u6027&#xff0c;\u5c24\u5176\u9002\u5408\u9700\u8981\u534f\u8bae\u6808\u4f18\u5316\u548c\u5b9a\u5236\u5316\u6570\u636e\u5904\u7406\u7684\u573a\u666f\u3002<\/p>\n<p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d&#xff0c;\u786c\u4ef6\u5e73\u53f0\u7684\u8bbe\u8ba1\u9700\u8981\u91cd\u70b9\u8003\u8651\u4ee5\u4e0b\u6838\u5fc3\u6a21\u5757\u7684\u96c6\u6210&#xff1a;<\/p>\n<ul>\n<li>MicroBlaze\u8f6f\u6838\u5904\u7406\u5668&#xff1a;\u4f5c\u4e3a\u7cfb\u7edf\u7684\u4e3b\u8981\u63a7\u5236\u6838\u5fc3&#xff0c;\u8d1f\u8d23\u534f\u8bae\u6808\u8c03\u5ea6\u3001\u4e1a\u52a1\u903b\u8f91\u5904\u7406\u4ee5\u53ca\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u4ea4\u4e92&#xff1b;<\/li>\n<li>MIG&#xff08;Memory Interface Generator&#xff09;&#xff1a;\u7528\u4e8e\u8fde\u63a5\u5916\u90e8DDR\u5185\u5b58&#xff0c;\u63d0\u4f9b\u6570\u636e\u7f13\u5b58\u548c\u8fd0\u884c\u65f6\u8d44\u6e90\u652f\u6301&#xff1b;<\/li>\n<li>\u5b9a\u65f6\u5668&#xff08;Timer&#xff09;\u4e0eUART Lite&#xff1a;\u4e3a\u7cfb\u7edf\u63d0\u4f9b\u65f6\u95f4\u57fa\u51c6\u548c\u8c03\u8bd5\u4fe1\u606f\u8f93\u51fa\u80fd\u529b&#xff1b;<\/li>\n<li>\u4ee5\u592a\u7f51\u63a7\u5236\u5668&#xff1a;\u901a\u5e38\u91c7\u7528Xilinx\u7684AXI Ethernet IP&#xff0c;\u4e0e\u7269\u7406\u5c42\u82af\u7247\u534f\u540c\u5de5\u4f5c\u3002<\/li>\n<\/ul>\n<p>\u7279\u522b\u9700\u8981\u6ce8\u610f\u7684\u662f&#xff0c;\u7269\u7406\u5c42\u82af\u7247\u7684\u9009\u578b\u4e0e\u9a71\u52a8\u9002\u914d\u76f4\u63a5\u5f71\u54cd\u7f51\u7edc\u6027\u80fd\u3002\u4f8b\u5982&#xff0c;\u67d0\u4e9b\u5f00\u53d1\u677f\u91c7\u7528\u535a\u901a\u7684B50610 PHY\u82af\u7247&#xff0c;\u6b64\u65f6\u9700\u5728lwip\u534f\u8bae\u6808\u4e2d\u589e\u52a0\u76f8\u5e94\u7684\u901f\u5ea6\u81ea\u9002\u5e94\u4e0e\u5ef6\u65f6\u63a7\u5236\u51fd\u6570&#xff0c;\u4ee5\u786e\u4fddRGMII\u63a5\u53e3\u7684\u65f6\u5e8f\u6ee1\u8db3\u8981\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u9488\u5bf9B50610\u7684\u9a71\u52a8\u9002\u914d\u793a\u4f8b&#xff1a;<\/p>\n<p>static u32_t get_B50610_phy_speed(XAxiEthernet *xaxiemacp, u32_t phy_addr) {<br \/>\n    u16_t control, status, status_speed;<br \/>\n    u32_t timeout_counter &#061; 0;<\/p>\n<p>    \/\/ \u81ea\u534f\u5546\u914d\u7f6e<br \/>\n    XAxiEthernet_PhyRead(xaxiemacp, phy_addr, IEEE_AUTONEGO_ADVERTISE_REG, &amp;control);<br \/>\n    control |&#061; IEEE_ASYMMETRIC_PAUSE_MASK | IEEE_PAUSE_MASK | ADVERTISE_100 | ADVERTISE_10;<br \/>\n    XAxiEthernet_PhyWrite(xaxiemacp, phy_addr, IEEE_AUTONEGO_ADVERTISE_REG, control);<\/p>\n<p>    \/\/ \u5343\u5146\u5e7f\u544a\u5bc4\u5b58\u5668\u914d\u7f6e<br \/>\n    XAxiEthernet_PhyRead(xaxiemacp, phy_addr, IEEE_1000_ADVERTISE_REG_OFFSET, &amp;control);<br \/>\n    control |&#061; ADVERTISE_1000;<br \/>\n    XAxiEthernet_PhyWrite(xaxiemacp, phy_addr, IEEE_1000_ADVERTISE_REG_OFFSET, control);<\/p>\n<p>    \/\/ \u542f\u52a8\u81ea\u534f\u5546\u5e76\u7b49\u5f85\u5b8c\u6210<br \/>\n    XAxiEthernet_PhyWrite(xaxiemacp, phy_addr, IEEE_CONTROL_REG_OFFSET,<br \/>\n                          IEEE_CTRL_AUTONEGOTIATE_ENABLE | IEEE_STAT_AUTONEGOTIATE_RESTART);<\/p>\n<p>    \/\/ \u914d\u7f6eTX\u5ef6\u65f6\u4e3a\u5916\u90e8\u6a21\u5f0f<br \/>\n    XAxiEthernet_PhyWrite(xaxiemacp, phy_addr, 0x1C, 0x8C00);<\/p>\n<p>    \/\/ \u7b49\u5f85\u81ea\u534f\u5546\u5b8c\u6210<br \/>\n    while (!(status &amp; IEEE_STAT_AUTONEGOTIATE_COMPLETE) &amp;&amp; timeout_counter &lt; 30) {<br \/>\n        sleep(1);<br \/>\n        timeout_counter&#043;&#043;;<br \/>\n        XAxiEthernet_PhyRead(xaxiemacp, phy_addr, IEEE_STATUS_REG_OFFSET, &amp;status);<br \/>\n    }<\/p>\n<p>    \/\/ \u8bfb\u53d6\u534f\u5546\u540e\u7684\u901f\u5ea6<br \/>\n    XAxiEthernet_PhyRead(xaxiemacp, phy_addr, 0x19, &amp;status_speed);<br \/>\n    status_speed &#061; (status_speed &gt;&gt; 8) &amp; 0x07;<\/p>\n<p>    if (status_speed &amp; 0x06) return 1000;<br \/>\n    else if (status_speed &amp; 0x04) return 100;<br \/>\n    else return 10;<br \/>\n}<\/p>\n<p>\u6ce8\u610f&#xff1a;\u5728\u914d\u7f6ePHY\u82af\u7247\u65f6&#xff0c;\u9700\u7279\u522b\u6ce8\u610fRGMII\u63a5\u53e3\u7684\u65f6\u5e8f\u8981\u6c42\u3002\u67d0\u4e9bPHY\u82af\u7247&#xff08;\u5982B50610&#xff09;\u9700\u8981\u660e\u786e\u8bbe\u7f6eTX\u5ef6\u65f6\u6a21\u5f0f&#xff0c;\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u4f20\u8f93\u51fa\u9519\u3002<\/p>\n<p>\u901a\u8fc7\u5408\u7406\u7684\u786c\u4ef6\u8d44\u6e90\u89c4\u5212\u4e0e\u9a71\u52a8\u9002\u914d&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u5728X7K325T\u5e73\u53f0\u4e0a\u642d\u5efa\u4e00\u4e2a\u7a33\u5b9a\u53ef\u9760\u7684\u7f51\u7edc\u57fa\u7840\u73af\u5883&#xff0c;\u4e3a\u540e\u7eed\u7684Web\u670d\u52a1\u90e8\u7f72\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n<h3>2. lwip\u534f\u8bae\u6808\u7684\u9009\u578b\u4e0e\u6df1\u5ea6\u88c1\u526a<\/h3>\n<p>lwip&#xff08;lightweight IP&#xff09;\u534f\u8bae\u6808\u662f\u6784\u5efa\u5d4c\u5165\u5f0f\u7f51\u7edc\u5e94\u7528\u7684\u7ecf\u5178\u9009\u62e9&#xff0c;\u5176\u8bbe\u8ba1\u76ee\u6807\u662f\u5728\u8d44\u6e90\u53d7\u9650\u7684\u73af\u5883\u4e2d\u63d0\u4f9b\u5b8c\u6574\u7684TCP\/IP\u534f\u8bae\u652f\u6301\u3002\u7136\u800c&#xff0c;\u9ed8\u8ba4\u7684lwip\u534f\u8bae\u6808\u5305\u542b\u4e86\u8bb8\u591a\u53ef\u80fd\u4e0d\u9700\u8981\u7684\u529f\u80fd\u6a21\u5757&#xff0c;\u56e0\u6b64\u5728\u5b9e\u9645\u90e8\u7f72\u524d\u9700\u8981\u8fdb\u884c\u6df1\u5ea6\u88c1\u526a&#xff0c;\u4ee5\u4f18\u5316\u5185\u5b58\u5360\u7528\u548c\u63d0\u9ad8\u8fd0\u884c\u6548\u7387\u3002<\/p>\n<h4>2.1 \u534f\u8bae\u6808\u6a21\u5757\u914d\u7f6e<\/h4>\n<p>\u9488\u5bf9Web\u670d\u52a1\u5668\u5e94\u7528&#xff0c;\u6211\u4eec\u53ef\u4ee5\u4fdd\u7559\u4ee5\u4e0b\u6838\u5fc3\u6a21\u5757&#xff1a;<\/p>\n<ul>\n<li>IPv4\/IPv6\u53cc\u6808\u652f\u6301&#xff1a;\u6839\u636e\u5b9e\u9645\u7f51\u7edc\u73af\u5883\u9009\u62e9\u662f\u5426\u542f\u7528IPv6&#xff1b;<\/li>\n<li>TCP\u534f\u8bae&#xff1a;\u5305\u62ec\u6ed1\u52a8\u7a97\u53e3\u3001\u62e5\u585e\u63a7\u5236\u7b49\u57fa\u672c\u673a\u5236&#xff1b;<\/li>\n<li>DHCP\u5ba2\u6237\u7aef&#xff1a;\u7528\u4e8e\u52a8\u6001\u83b7\u53d6IP\u5730\u5740&#xff1b;<\/li>\n<li>DNS\u89e3\u6790&#xff1a;\u652f\u6301\u57df\u540d\u89e3\u6790\u529f\u80fd&#xff1b;<\/li>\n<li>HTTP\u670d\u52a1\u5668&#xff1a;\u652f\u6301\u9759\u6001\u6587\u4ef6\u670d\u52a1\u548c\u52a8\u6001\u5185\u5bb9\u751f\u6210\u3002<\/li>\n<\/ul>\n<p>\u540c\u65f6&#xff0c;\u53ef\u4ee5\u5b89\u5168\u5730\u79fb\u9664\u4ee5\u4e0b\u6a21\u5757\u4ee5\u8282\u7701\u8d44\u6e90&#xff1a;<\/p>\n<ul>\n<li>SNMP\u534f\u8bae&#xff1a;\u7b80\u5355\u7f51\u7edc\u7ba1\u7406\u534f\u8bae&#xff0c;\u5728\u7b80\u5355Web\u670d\u52a1\u4e2d\u901a\u5e38\u4e0d\u9700\u8981&#xff1b;<\/li>\n<li>IGMP\u7ec4\u64ad&#xff1a;\u9664\u975e\u5e94\u7528\u573a\u666f\u9700\u8981\u7ec4\u64ad\u529f\u80fd&#xff1b;<\/li>\n<li>FTP\/TFTP\u670d\u52a1\u5668&#xff1a;\u5982\u679c\u4e0d\u9700\u8981\u6587\u4ef6\u4f20\u8f93\u670d\u52a1&#xff1b;<\/li>\n<li>PPP\u534f\u8bae&#xff1a;\u9664\u975e\u4f7f\u7528\u62e8\u53f7\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<h4>2.2 \u5185\u5b58\u7ba1\u7406\u4f18\u5316<\/h4>\n<p>lwip\u63d0\u4f9b\u4e86\u591a\u79cd\u5185\u5b58\u7ba1\u7406\u7b56\u7565&#xff0c;\u9488\u5bf9Web\u670d\u52a1\u5668\u5e94\u7528&#xff0c;\u63a8\u8350\u4f7f\u7528\u4ee5\u4e0b\u914d\u7f6e&#xff1a;<\/p>\n<table>\n<tr>\u914d\u7f6e\u9879\u63a8\u8350\u503c\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>MEM_SIZE<\/td>\n<td>16-32KB<\/td>\n<td>\u5185\u5b58\u5806\u5927\u5c0f&#xff0c;\u6839\u636e\u5e76\u53d1\u8fde\u63a5\u6570\u8c03\u6574<\/td>\n<\/tr>\n<tr>\n<td>PBUF_POOL_SIZE<\/td>\n<td>30-50<\/td>\n<td>pbuf\u7f13\u5b58\u6c60\u5927\u5c0f&#xff0c;\u5f71\u54cd\u7f51\u7edc\u6570\u636e\u5305\u5904\u7406\u80fd\u529b<\/td>\n<\/tr>\n<tr>\n<td>TCP_WND<\/td>\n<td>4-8KB<\/td>\n<td>TCP\u7a97\u53e3\u5927\u5c0f&#xff0c;\u5f71\u54cd\u4f20\u8f93\u6548\u7387<\/td>\n<\/tr>\n<tr>\n<td>TCP_MSS<\/td>\n<td>1460<\/td>\n<td>\u6700\u5927\u5206\u6bb5\u5927\u5c0f&#xff0c;\u6807\u51c6\u4ee5\u592a\u7f51\u5efa\u8bae\u503c<\/td>\n<\/tr>\n<tr>\n<td>TCP_SND_BUF<\/td>\n<td>8-16KB<\/td>\n<td>\u53d1\u9001\u7f13\u51b2\u533a\u5927\u5c0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8fd9\u4e9b\u914d\u7f6e\u9700\u8981\u5728lwipopts.h\u6587\u4ef6\u4e2d\u8fdb\u884c\u5b9a\u5236&#xff0c;\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f18\u5316\u914d\u7f6e\u793a\u4f8b&#xff1a;<\/p>\n<p>#define MEM_SIZE                 (32*1024)<br \/>\n#define MEMP_NUM_PBUF           50<br \/>\n#define MEMP_NUM_TCP_PCB        10<br \/>\n#define MEMP_NUM_TCP_SEG        50<br \/>\n#define PBUF_POOL_SIZE          50<br \/>\n#define PBUF_POOL_BUFSIZE       1520<br \/>\n#define TCP_WND                 (8*1024)<br \/>\n#define TCP_MSS                 1460<br \/>\n#define TCP_SND_BUF             (16*1024)<br \/>\n#define LWIP_HTTPD              1<br \/>\n#define LWIP_HTTPD_SSI          1<br \/>\n#define LWIP_HTTPD_CGI          1<\/p>\n<p>\u63d0\u793a&#xff1a;\u5185\u5b58\u914d\u7f6e\u9700\u8981\u6839\u636e\u5b9e\u9645\u5e94\u7528\u573a\u666f\u8fdb\u884c\u52a8\u6001\u8c03\u6574\u3002\u8fc7\u5c0f\u7684\u914d\u7f6e\u53ef\u80fd\u5bfc\u81f4\u6027\u80fd\u74f6\u9888&#xff0c;\u800c\u8fc7\u5927\u7684\u914d\u7f6e\u5219\u4f1a\u6d6a\u8d39\u5b9d\u8d35\u7684\u5b58\u50a8\u8d44\u6e90\u3002<\/p>\n<h4>2.3 \u534f\u8bae\u6808\u6027\u80fd\u8c03\u4f18<\/h4>\n<p>\u9664\u4e86\u5185\u5b58\u914d\u7f6e\u5916&#xff0c;\u8fd8\u9700\u8981\u5173\u6ce8\u534f\u8bae\u6808\u7684\u6027\u80fd\u53c2\u6570\u8c03\u4f18\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5173\u952e\u5efa\u8bae&#xff1a;<\/p>\n<ul>\n<li>\u8c03\u6574\u8d85\u65f6\u53c2\u6570&#xff1a;\u51cf\u5c11TCP\u8fde\u63a5\u8d85\u65f6\u65f6\u95f4&#xff0c;\u5feb\u901f\u91ca\u653e\u95f2\u7f6e\u8fde\u63a5&#xff1b;<\/li>\n<li>\u5408\u7406\u8bbe\u7f6e\u6700\u5927\u8fde\u63a5\u6570&#xff1a;\u6839\u636e\u5b9e\u9645\u5e76\u53d1\u9700\u6c42\u8bbe\u7f6eMEMP_NUM_TCP_PCB&#xff1b;<\/li>\n<li>\u542f\u7528\u96f6\u62f7\u8d1d\u529f\u80fd&#xff1a;\u51cf\u5c11\u6570\u636e\u5185\u5b58\u590d\u5236\u5f00\u9500&#xff0c;\u63d0\u9ad8\u4f20\u8f93\u6548\u7387&#xff1b;<\/li>\n<li>\u4f18\u5316\u5b9a\u65f6\u5668\u7cbe\u5ea6&#xff1a;\u5e73\u8861\u7cbe\u5ea6\u548c\u7cfb\u7edf\u8d1f\u8f7d&#xff0c;\u907f\u514d\u8fc7\u591a\u4e2d\u65ad\u5f71\u54cd\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u7cbe\u5fc3\u914d\u7f6e\u548c\u88c1\u526a&#xff0c;lwip\u534f\u8bae\u6808\u53ef\u4ee5\u5728\u4fdd\u6301\u529f\u80fd\u5b8c\u6574\u6027\u7684\u540c\u65f6&#xff0c;\u5c06\u5185\u5b58\u5360\u7528\u63a7\u5236\u572850KB\u4ee5\u5185&#xff0c;\u975e\u5e38\u9002\u5408\u8d44\u6e90\u53d7\u9650\u7684\u5d4c\u5165\u5f0f\u73af\u5883\u3002<\/p>\n<h3>3. \u6587\u4ef6\u7cfb\u7edf\u4e0e\u52a8\u6001\u5185\u5bb9\u751f\u6210<\/h3>\n<p>\u4e00\u4e2a\u5b8c\u6574\u7684Web\u670d\u52a1\u5668\u4e0d\u4ec5\u9700\u8981\u63d0\u4f9b\u9759\u6001\u6587\u4ef6\u670d\u52a1&#xff0c;\u8fd8\u9700\u8981\u652f\u6301\u52a8\u6001\u5185\u5bb9\u7684\u751f\u6210\u548c\u4ea4\u4e92\u3002\u5728\u5d4c\u5165\u5f0f\u73af\u5883\u4e2d&#xff0c;\u8fd9\u901a\u5e38\u901a\u8fc7\u8f7b\u91cf\u7ea7\u6587\u4ef6\u7cfb\u7edf\u548cCGI\/SSI\u673a\u5236\u5b9e\u73b0\u3002<\/p>\n<h4>3.1 \u5d4c\u5165\u5f0f\u6587\u4ef6\u7cfb\u7edf\u96c6\u6210<\/h4>\n<p>\u5bf9\u4e8e\u8d44\u6e90\u53d7\u9650\u7684\u73af\u5883&#xff0c;\u901a\u5e38\u4e0d\u9700\u8981\u5b8c\u6574\u7684\u6587\u4ef6\u7cfb\u7edf\u652f\u6301&#xff0c;\u800c\u662f\u91c7\u7528\u4e00\u79cd\u66f4\u8f7b\u91cf\u7ea7\u7684\u65b9\u6848&#xff1a;\u5c06Web\u8d44\u6e90\u6587\u4ef6\u7f16\u8bd1\u5230\u56fa\u4ef6\u4e2d\u3002lwip\u63d0\u4f9b\u4e86makefsdata\u5de5\u5177&#xff0c;\u53ef\u4ee5\u5c06\u6574\u4e2a\u76ee\u5f55\u7684HTML\u3001CSS\u3001JavaScript\u6587\u4ef6\u8f6c\u6362\u4e3aC\u8bed\u8a00\u6570\u7ec4&#xff0c;\u76f4\u63a5\u94fe\u63a5\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002<\/p>\n<p>\u4f7f\u7528\u6b65\u9aa4\u5982\u4e0b&#xff1a;<\/p>\n<li>\u7ec4\u7ec7Web\u6587\u4ef6\u5230\u672c\u5730\u76ee\u5f55&#xff08;\u5982fs\u6587\u4ef6\u5939&#xff09;&#xff1b;<\/li>\n<li>\u8fd0\u884cmakefsdata\u5de5\u5177\u751f\u6210fsdata.c\u6587\u4ef6&#xff1b;<\/li>\n<li>\u5c06\u751f\u6210\u7684fsdata.c\u6587\u4ef6\u6dfb\u52a0\u5230\u5de5\u7a0b\u4e2d&#xff1b;<\/li>\n<li>\u5728\u4ee3\u7801\u4e2d\u6ce8\u518c\u6587\u4ef6\u7cfb\u7edf\u5230HTTP\u670d\u52a1\u5668\u3002<\/li>\n<p># \u4f7f\u7528makefsdata\u5de5\u5177\u751f\u6210\u8d44\u6e90\u6587\u4ef6<br \/>\nmakefsdata fs\/ -f:fsdata.c<\/p>\n<p>\u751f\u6210\u7684\u6587\u4ef6\u7cfb\u7edf\u6570\u636e\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6ce8\u518c\u5230lwip&#xff1a;<\/p>\n<p>extern const struct fsdata_file file__index_html[];<br \/>\nextern const struct fsdata_file file__style_css[];<\/p>\n<p>void http_server_init(void) {<br \/>\n    struct fs_file *file;<\/p>\n<p>    \/\/ \u521d\u59cb\u5316\u6587\u4ef6\u7cfb\u7edf<br \/>\n    fs_init();<\/p>\n<p>    \/\/ \u542f\u52a8HTTP\u670d\u52a1\u5668<br \/>\n    httpd_init();<\/p>\n<p>    \/\/ \u6ce8\u518cSSI\u548cCGI\u5904\u7406\u51fd\u6570<br \/>\n    http_set_ssi_handler(ssi_handler);<br \/>\n    http_set_cgi_handlers(cgi_handlers, LWIP_ARRAYSIZE(cgi_handlers));<br \/>\n}<\/p>\n<h4>3.2 \u52a8\u6001\u5185\u5bb9\u751f\u6210\u673a\u5236<\/h4>\n<p>lwip\u652f\u6301\u4e24\u79cd\u4e3b\u8981\u7684\u52a8\u6001\u5185\u5bb9\u751f\u6210\u65b9\u5f0f&#xff1a;SSI&#xff08;Server Side Includes&#xff09;\u548cCGI&#xff08;Common Gateway Interface&#xff09;\u3002<\/p>\n<p>SSI\u673a\u5236\u9002\u7528\u4e8e\u5728\u9759\u6001HTML\u4e2d\u63d2\u5165\u52a8\u6001\u5185\u5bb9&#xff0c;\u5982\u65f6\u95f4\u6233\u3001\u4f20\u611f\u5668\u8bfb\u6570\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2aSSI\u5904\u7406\u5668\u7684\u793a\u4f8b&#xff1a;<\/p>\n<p>const char *ssi_handler(int iIndex, char *pcInsert, int iInsertLen) {<br \/>\n    static char temp_buf[16];<\/p>\n<p>    switch (iIndex) {<br \/>\n        case 0: \/\/ &lt;!&#8211;#echo var&#061;&#034;temperature&#034; &#8211;&gt;<br \/>\n            snprintf(temp_buf, sizeof(temp_buf), &#034;%.1f&#034;, read_temperature());<br \/>\n            return temp_buf;<\/p>\n<p>        case 1: \/\/ &lt;!&#8211;#echo var&#061;&#034;humidity&#034; &#8211;&gt;<br \/>\n            snprintf(temp_buf, sizeof(temp_buf), &#034;%.1f&#034;, read_humidity());<br \/>\n            return temp_buf;<\/p>\n<p>        case 2: \/\/ &lt;!&#8211;#echo var&#061;&#034;uptime&#034; &#8211;&gt;<br \/>\n            snprintf(temp_buf, sizeof(temp_buf), &#034;%lu&#034;, get_system_uptime());<br \/>\n            return temp_buf;<\/p>\n<p>        default:<br \/>\n            return NULL;<br \/>\n    }<br \/>\n}<\/p>\n<p>CGI\u673a\u5236\u9002\u7528\u4e8e\u5904\u7406\u8868\u5355\u63d0\u4ea4\u548c\u590d\u6742\u4ea4\u4e92\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684CGI\u5904\u7406\u5668\u793a\u4f8b&#xff1a;<\/p>\n<p>const char *cgi_handler(int iIndex, int iNumParams, char *pcParam[], char *pcValue[]) {<br \/>\n    if (iIndex &#061;&#061; 0) { \/\/ LED\u63a7\u5236\u63a5\u53e3<br \/>\n        for (int i &#061; 0; i &lt; iNumParams; i&#043;&#043;) {<br \/>\n            if (strcmp(pcParam[i], &#034;led&#034;) &#061;&#061; 0) {<br \/>\n                if (strcmp(pcValue[i], &#034;on&#034;) &#061;&#061; 0) {<br \/>\n                    set_led_state(1);<br \/>\n                    return &#034;\/success.shtml&#034;;<br \/>\n                } else if (strcmp(pcValue[i], &#034;off&#034;) &#061;&#061; 0) {<br \/>\n                    set_led_state(0);<br \/>\n                    return &#034;\/success.shtml&#034;;<br \/>\n                }<br \/>\n            }<br \/>\n        }<br \/>\n        return &#034;\/error.shtml&#034;;<br \/>\n    }<br \/>\n    return NULL;<br \/>\n}<\/p>\n<p>\/\/ CGI\u5904\u7406\u5668\u6ce8\u518c<br \/>\nstatic const tCGI cgi_handlers[] &#061; {<br \/>\n    { &#034;\/control.cgi&#034;, cgi_handler }<br \/>\n};<\/p>\n<p>\u6ce8\u610f&#xff1a;CGI\u5904\u7406\u5668\u8fd4\u56de\u7684\u9875\u9762\u8def\u5f84\u9700\u8981\u4ee5\u659c\u6760\u5f00\u5934&#xff08;\u5982&#034;\/index.shtml&#034;&#xff09;&#xff0c;\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u6d4f\u89c8\u5668\u65e0\u6cd5\u6b63\u786e\u91cd\u5b9a\u5411\u3002<\/p>\n<h4>3.3 \u8d44\u6e90\u8bbf\u95ee\u4f18\u5316\u7b56\u7565<\/h4>\n<p>\u4e3a\u4e86\u63d0\u9ad8Web\u670d\u52a1\u7684\u54cd\u5e94\u901f\u5ea6&#xff0c;\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u4f18\u5316\u7b56\u7565&#xff1a;<\/p>\n<ul>\n<li>\u542f\u7528HTTP\u6301\u4e45\u8fde\u63a5&#xff1a;\u51cf\u5c11TCP\u8fde\u63a5\u5efa\u7acb\u548c\u65ad\u5f00\u7684\u5f00\u9500&#xff1b;<\/li>\n<li>\u4f7f\u7528\u7f13\u5b58\u63a7\u5236\u5934&#xff1a;\u5408\u7406\u8bbe\u7f6eExpires\u548cCache-Control\u5934\u90e8&#xff0c;\u51cf\u5c11\u91cd\u590d\u8bf7\u6c42&#xff1b;<\/li>\n<li>\u538b\u7f29\u9759\u6001\u8d44\u6e90&#xff1a;\u5bf9HTML\u3001CSS\u3001JavaScript\u6587\u4ef6\u8fdb\u884cGZIP\u538b\u7f29&#xff1b;<\/li>\n<li>\u5408\u5e76\u5c0f\u6587\u4ef6&#xff1a;\u5c06\u591a\u4e2a\u5c0f\u6587\u4ef6\u5408\u5e76\u4e3a\u4e00\u4e2a&#xff0c;\u51cf\u5c11\u8bf7\u6c42\u6b21\u6570\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u6587\u4ef6\u7cfb\u7edf\u548c\u52a8\u6001\u5185\u5bb9\u751f\u6210\u7684\u6709\u673a\u7ed3\u5408&#xff0c;\u53ef\u4ee5\u5728\u6781\u5c0f\u7684\u8d44\u6e90\u5360\u7528\u4e0b\u5b9e\u73b0\u529f\u80fd\u4e30\u5bcc\u7684Web\u670d\u52a1&#xff0c;\u6ee1\u8db3\u5927\u591a\u6570\u7269\u8054\u7f51\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n<h3>4. \u7cfb\u7edf\u96c6\u6210\u4e0e\u6027\u80fd\u5e73\u8861<\/h3>\n<p>\u5c06\u5404\u4e2a\u7ec4\u4ef6\u96c6\u6210\u5230\u4e00\u4e2a\u534f\u8c03\u5de5\u4f5c\u7684\u7cfb\u7edf\u4e2d&#xff0c;\u662f\u6784\u5efa\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u7684\u6700\u540e\u4e00\u6b65&#xff0c;\u4e5f\u662f\u6700\u5173\u952e\u7684\u4e00\u6b65\u3002\u5728\u8fd9\u4e00\u9636\u6bb5&#xff0c;\u9700\u8981\u7efc\u5408\u8003\u8651\u6027\u80fd\u3001\u529f\u8017\u3001\u7a33\u5b9a\u6027\u548c\u5f00\u53d1\u6548\u7387\u4e4b\u95f4\u7684\u5e73\u8861\u3002<\/p>\n<h4>4.1 \u7cfb\u7edf\u67b6\u6784\u8bbe\u8ba1<\/h4>\n<p>\u4e00\u4e2a\u5178\u578b\u7684\u57fa\u4e8eX7K325T\u548clwip\u7684Web\u670d\u52a1\u7cfb\u7edf\u67b6\u6784\u5982\u4e0b&#xff1a;<\/p>\n<p>&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-&#043;<br \/>\n|                 Application Layer                     |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n|  |   Web Content   |  |   CGI\/SSI       |            |<br \/>\n|  |   (HTML\/CSS\/JS) |  |   Handlers      |            |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-&#043;<br \/>\n|                 lwIP Protocol Stack                   |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n|  |   HTTP Server   |  |   TCP\/IP        |            |<br \/>\n|  |                 |  |   Stack         |            |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-&#043;<br \/>\n|                 Hardware Abstraction                  |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n|  |   Ethernet      |  |   Timer\/UART    |            |<br \/>\n|  |   Driver        |  |   Drivers       |            |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-&#043;<br \/>\n|                 Hardware Platform                     |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n|  |   X7K325T       |  |   PHY Chip      |            |<br \/>\n|  |   FPGA          |  |   (B50610)      |            |<br \/>\n|  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;  &#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#043;            |<br \/>\n&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-&#043;<\/p>\n<p>\u8fd9\u79cd\u5206\u5c42\u67b6\u6784\u786e\u4fdd\u4e86\u5404\u7ec4\u4ef6\u4e4b\u95f4\u7684\u6e05\u6670\u8fb9\u754c&#xff0c;\u4fbf\u4e8e\u7ef4\u62a4\u548c\u5347\u7ea7\u3002\u5728\u5b9e\u9645\u5b9e\u73b0\u4e2d&#xff0c;\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u51cf\u5c11\u8de8\u5c42\u4f9d\u8d56&#xff1a;\u4e0a\u5c42\u6a21\u5757\u4e0d\u5e94\u76f4\u63a5\u4f9d\u8d56\u5e95\u5c42\u786c\u4ef6\u7ec6\u8282&#xff1b;<\/li>\n<li>\u7edf\u4e00\u9519\u8bef\u5904\u7406&#xff1a;\u5efa\u7acb\u4e00\u81f4\u7684\u9519\u8bef\u4ee3\u7801\u548c\u5f02\u5e38\u5904\u7406\u673a\u5236&#xff1b;<\/li>\n<li>\u8d44\u6e90\u7ba1\u7406&#xff1a;\u786e\u4fdd\u7cfb\u7edf\u8d44\u6e90&#xff08;\u5185\u5b58\u3001\u7f51\u7edc\u8fde\u63a5\u7b49&#xff09;\u5f97\u5230\u5408\u7406\u5206\u914d\u548c\u91ca\u653e\u3002<\/li>\n<\/ul>\n<h4>4.2 \u6027\u80fd\u76d1\u63a7\u4e0e\u8c03\u4f18<\/h4>\n<p>\u4e3a\u4e86\u786e\u4fddWeb\u670d\u52a1\u5728\u4e0d\u540c\u8d1f\u8f7d\u4e0b\u7684\u7a33\u5b9a\u6027&#xff0c;\u9700\u8981\u5b9e\u65bd\u6709\u6548\u7684\u6027\u80fd\u76d1\u63a7\u548c\u8c03\u4f18\u7b56\u7565\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5173\u952e\u6307\u6807\u548c\u4f18\u5316\u5efa\u8bae&#xff1a;<\/p>\n<table>\n<tr>\u6027\u80fd\u6307\u6807\u76ee\u6807\u503c\u76d1\u63a7\u65b9\u6cd5\u4f18\u5316\u7b56\u7565<\/tr>\n<tbody>\n<tr>\n<td>\u5185\u5b58\u4f7f\u7528\u7387<\/td>\n<td>&lt;80%<\/td>\n<td>\u5b9a\u671f\u68c0\u67e5\u5185\u5b58\u5806\u4f7f\u7528\u60c5\u51b5<\/td>\n<td>\u4f18\u5316\u7f13\u51b2\u533a\u5927\u5c0f&#xff0c;\u53ca\u65f6\u91ca\u653e\u95f2\u7f6e\u8d44\u6e90<\/td>\n<\/tr>\n<tr>\n<td>CPU\u8d1f\u8f7d<\/td>\n<td>&lt;70%<\/td>\n<td>\u76d1\u63a7MicroBlaze\u5229\u7528\u7387<\/td>\n<td>\u51cf\u5c11\u4e2d\u65ad\u9891\u7387&#xff0c;\u4f18\u5316\u7b97\u6cd5\u590d\u6742\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u7f51\u7edc\u5ef6\u8fdf<\/td>\n<td>&lt;100ms<\/td>\n<td>\u6d4b\u91cfHTTP\u8bf7\u6c42\u54cd\u5e94\u65f6\u95f4<\/td>\n<td>\u542f\u7528TCP\u5feb\u901f\u91cd\u4f20&#xff0c;\u8c03\u6574\u7a97\u53e3\u5927\u5c0f<\/td>\n<\/tr>\n<tr>\n<td>\u5e76\u53d1\u8fde\u63a5\u6570<\/td>\n<td>\u6839\u636e\u5e94\u7528\u9700\u6c42<\/td>\n<td>\u7edf\u8ba1\u6d3b\u8dc3TCP PCB\u6570\u91cf<\/td>\n<td>\u5408\u7406\u8bbe\u7f6e\u6700\u5927\u8fde\u63a5\u6570&#xff0c;\u53ca\u65f6\u6e05\u7406\u8d85\u65f6\u8fde\u63a5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6027\u80fd\u76d1\u63a7\u5b9e\u73b0\u793a\u4f8b&#xff1a;<\/p>\n<p>void system_monitor_task(void *arg) {<br \/>\n    while (1) {<br \/>\n        \/\/ \u76d1\u63a7\u5185\u5b58\u4f7f\u7528<br \/>\n        printf(&#034;Memory usage: %d\/%d bytes (%.1f%%)\\\\n&#034;,<br \/>\n               mem_get_used(), MEM_SIZE,<br \/>\n               (float)mem_get_used() \/ MEM_SIZE * 100);<\/p>\n<p>        \/\/ \u76d1\u63a7\u7f51\u7edc\u72b6\u6001<br \/>\n        printf(&#034;TCP active connections: %d\/%d\\\\n&#034;,<br \/>\n               lwip_stats.tcp.pcb_cnt, MEMP_NUM_TCP_PCB);<\/p>\n<p>        \/\/ \u76d1\u63a7\u7cfb\u7edf\u8d1f\u8f7d<br \/>\n        printf(&#034;System load: %.1f%%\\\\n&#034;, get_cpu_usage());<\/p>\n<p>        vTaskDelay(5000); \/\/ \u6bcf5\u79d2\u68c0\u67e5\u4e00\u6b21<br \/>\n    }<br \/>\n}<\/p>\n<h4>4.3 \u529f\u8017\u7ba1\u7406\u7b56\u7565<\/h4>\n<p>\u5bf9\u4e8e\u7535\u6c60\u4f9b\u7535\u6216\u80fd\u91cf\u91c7\u96c6\u7684\u7269\u8054\u7f51\u8bbe\u5907&#xff0c;\u529f\u8017\u7ba1\u7406\u81f3\u5173\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6709\u6548\u7684\u8282\u80fd\u7b56\u7565&#xff1a;<\/p>\n<ul>\n<li>\u52a8\u6001\u9891\u7387\u8c03\u6574&#xff1a;\u6839\u636e\u8d1f\u8f7d\u60c5\u51b5\u52a8\u6001\u8c03\u6574MicroBlaze\u7684\u5de5\u4f5c\u9891\u7387&#xff1b;<\/li>\n<li>\u5916\u8bbe\u7535\u6e90\u7ba1\u7406&#xff1a;\u5728\u4e0d\u4f7f\u7528\u65f6\u5173\u95ed\u95f2\u7f6e\u5916\u8bbe\u7684\u7535\u6e90&#xff1b;<\/li>\n<li>\u7f51\u7edc\u6d3b\u52a8\u8c03\u5ea6&#xff1a;\u91c7\u7528\u95f4\u6b47\u6027\u5de5\u4f5c\u6a21\u5f0f&#xff0c;\u5728\u7a7a\u95f2\u65f6\u6bb5\u8fdb\u5165\u4f4e\u529f\u8017\u72b6\u6001&#xff1b;<\/li>\n<li>\u6570\u636e\u538b\u7f29&#xff1a;\u51cf\u5c11\u7f51\u7edc\u4f20\u8f93\u6570\u636e\u91cf&#xff0c;\u964d\u4f4e\u65e0\u7ebf\u7535\u529f\u8017\u3002<\/li>\n<\/ul>\n<p>\u5b9e\u73b0\u8fd9\u4e9b\u7b56\u7565\u9700\u8981\u5728\u786c\u4ef6\u548c\u8f6f\u4ef6\u5c42\u9762\u8fdb\u884c\u534f\u540c\u8bbe\u8ba1\u3002\u4f8b\u5982&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u5b9e\u73b0\u52a8\u6001\u9891\u7387\u8c03\u6574&#xff1a;<\/p>\n<p>void adjust_cpu_frequency_based_on_load(void) {<br \/>\n    float load &#061; get_cpu_usage();<\/p>\n<p>    if (load &lt; 30.0) {<br \/>\n        \/\/ \u4f4e\u8d1f\u8f7d&#xff0c;\u964d\u4f4e\u9891\u7387<br \/>\n        set_cpu_frequency(50); \/\/ MHz<br \/>\n    } else if (load &gt; 70.0) {<br \/>\n        \/\/ \u9ad8\u8d1f\u8f7d&#xff0c;\u63d0\u9ad8\u9891\u7387<br \/>\n        set_cpu_frequency(100); \/\/ MHz<br \/>\n    } else {<br \/>\n        \/\/ \u6b63\u5e38\u8d1f\u8f7d&#xff0c;\u4fdd\u6301\u9ed8\u8ba4\u9891\u7387<br \/>\n        set_cpu_frequency(75); \/\/ MHz<br \/>\n    }<br \/>\n}<\/p>\n<h4>4.4 \u5f00\u53d1\u4e0e\u8c03\u8bd5\u6280\u5de7<\/h4>\n<p>\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d&#xff0c;\u9ad8\u6548\u7684\u8c03\u8bd5\u65b9\u6cd5\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5b9e\u7528\u6280\u5de7&#xff1a;<\/p>\n<ul>\n<li>\u4f7f\u7528UART\u8f93\u51fa\u8c03\u8bd5\u4fe1\u606f&#xff1a;\u5728\u5173\u952e\u8def\u5f84\u6dfb\u52a0\u8c03\u8bd5\u8f93\u51fa&#xff0c;\u4f46\u6ce8\u610f\u4e0d\u8981\u5f71\u54cd\u6027\u80fd&#xff1b;<\/li>\n<li>\u5229\u7528FPGA\u7684\u903b\u8f91\u5206\u6790\u4eea\u529f\u80fd&#xff1a;\u901a\u8fc7ChipScope\u6216ILA\u6838\u5b9e\u65f6\u76d1\u63a7\u4fe1\u53f7&#xff1b;<\/li>\n<li>\u7f51\u7edc\u6293\u5305\u5206\u6790&#xff1a;\u4f7f\u7528Wireshark\u7b49\u5de5\u5177\u5206\u6790\u7f51\u7edc\u901a\u4fe1\u95ee\u9898&#xff1b;<\/li>\n<li>\u5185\u5b58\u6cc4\u6f0f\u68c0\u6d4b&#xff1a;\u5b9a\u671f\u68c0\u67e5\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u662f\u5426\u5e73\u8861\u3002<\/li>\n<\/ul>\n<p>\u7279\u522b\u662f\u5728\u8c03\u8bd5Web\u670d\u52a1\u65f6&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8bb0\u5f55HTTP\u8bf7\u6c42\u548c\u54cd\u5e94&#xff1a;<\/p>\n<p>void http_debug_log(struct pbuf *p, const char *direction) {<br \/>\n#if LWIP_DEBUG<br \/>\n    char buf[256];<br \/>\n    int len &#061; p-&gt;len &lt; sizeof(buf) &#8211; 1 ? p-&gt;len : sizeof(buf) &#8211; 1;<br \/>\n    memcpy(buf, p-&gt;payload, len);<br \/>\n    buf[len] &#061; &#039;\\\\0&#039;;<\/p>\n<p>    printf(&#034;HTTP %s: %s\\\\n&#034;, direction, buf);<br \/>\n#endif<br \/>\n}<\/p>\n<p>\u901a\u8fc7\u7cfb\u7edf\u5316\u7684\u96c6\u6210\u65b9\u6cd5\u548c\u79d1\u5b66\u7684\u6027\u80fd\u5e73\u8861\u7b56\u7565&#xff0c;\u53ef\u4ee5\u5728X7K325T\u5e73\u53f0\u4e0a\u6784\u5efa\u51fa\u65e2\u9ad8\u6548\u53c8\u7a33\u5b9a\u7684\u8f7b\u91cf\u7ea7Web\u670d\u52a1&#xff0c;\u4e3a\u7269\u8054\u7f51\u5e94\u7528\u63d0\u4f9b\u53ef\u9760\u7684\u6280\u672f\u652f\u6491\u3002<\/p>\n<p>\u5728\u5b9e\u9645\u9879\u76ee\u4e2d&#xff0c;\u6211\u53d1\u73b0\u6700\u8017\u65f6\u7684\u90e8\u5206\u5f80\u5f80\u662f\u534f\u8bae\u6808\u8c03\u4f18\u548c\u9a71\u52a8\u9002\u914d&#xff0c;\u7279\u522b\u662f\u9762\u5bf9\u975e\u6807\u51c6\u7684PHY\u82af\u7247\u65f6\u3002\u5efa\u8bae\u5728\u9879\u76ee\u521d\u671f\u5c31\u5145\u5206\u8bc4\u4f30\u786c\u4ef6\u9009\u578b&#xff0c;\u5c3d\u91cf\u9009\u62e9\u6709\u6210\u719f\u9a71\u52a8\u652f\u6301\u7684\u7ec4\u4ef6\u3002\u540c\u65f6&#xff0c;\u4fdd\u6301\u4ee3\u7801\u7684\u6a21\u5757\u5316\u548c\u53ef\u914d\u7f6e\u6027&#xff0c;\u4fbf\u4e8e\u540e\u7eed\u7684\u529f\u80fd\u6269\u5c55\u548c\u7ef4\u62a4\u3002\u5bf9\u4e8eWeb\u754c\u9762\u8bbe\u8ba1&#xff0c;\u91c7\u7528\u54cd\u5e94\u5f0f\u5e03\u5c40\u53ef\u4ee5\u66f4\u597d\u5730\u9002\u914d\u4e0d\u540c\u7ec8\u7aef\u8bbe\u5907&#xff0c;\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5fae\u578b\u670d\u52a1\u5668\u5927\u80fd\u91cf&#xff1a;\u7528X7K325T\u548clwip\u6784\u5efa\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u7684\u67b6\u6784\u601d\u7ef4<br \/>\n\u5728\u4e07\u7269\u4e92\u8054\u7684\u65f6\u4ee3&#xff0c;\u8fb9\u7f18\u8bbe\u5907\u5bf9\u5b9e\u65f6\u6570\u636e\u5904\u7406\u548c\u4f4e\u5ef6\u8fdf\u54cd\u5e94\u7684\u9700\u6c42\u8d8a\u6765\u8d8a\u9ad8\u3002\u7136\u800c&#xff0c;\u4f20\u7edf\u7684\u670d\u52a1\u5668\u67b6\u6784\u5f80\u5f80\u65e0\u6cd5\u6ee1\u8db3\u8d44\u6e90\u53d7\u9650\u73af\u5883\u4e0b\u7684\u529f\u8017\u3001\u6210\u672c\u548c\u7a7a\u95f4\u9650\u5236\u3002\u6b63\u662f\u5728\u8fd9\u6837\u7684\u80cc\u666f\u4e0b&#xff0c;\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u67b6\u6784\u6210\u4e3a\u7269\u8054\u7f51\u5f00\u53d1\u8005\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5de5\u7a0b\u5e08\u5173\u6ce8\u7684\u7126\u70b9\u3002Xilinx\u7684X7K325T FPGA\u4e0e\u8f7b\u91cf\u7ea7IP\u534f\u8bae\u6808lwip\u7684\u7ed3\u5408&#xff0c;\u4e3a\u6784\u5efa\u9ad8\u6027\u80fd\u3001\u4f4e\u529f\u8017\u7684\u5fae\u578b\u670d\u52a1\u5668\u63d0\u4f9b<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[8552,8551,8553,941],"topic":[],"class_list":["post-77914","post","type-post","status-publish","format-standard","hentry","category-server","tag-lwip","tag-x7k325t","tag-web","tag-fpga"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5fae\u578b\u670d\u52a1\u5668\u5927\u80fd\u91cf\uff1a\u7528X7K325T\u548clwip\u6784\u5efa\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u7684\u67b6\u6784\u601d\u7ef4 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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