{"id":17890,"date":"2026-06-10T08:56:32","date_gmt":"2026-06-10T00:56:32","guid":{"rendered":"https:\/\/ab123.xyz\/?p=17890"},"modified":"2026-06-10T08:56:32","modified_gmt":"2026-06-10T00:56:32","slug":"risc-v-%e5%bc%80%e6%ba%90%e7%a1%ac%e4%bb%b6%e7%a4%be%e5%8c%ba%e9%a1%b9%e7%9b%ae%e6%8e%a8%e8%8d%90%ef%bc%9aserv%e3%80%81picorv32-%e7%ad%89%e5%85%a5%e9%97%a8%e6%8c%87%e5%8d%97-2","status":"publish","type":"post","link":"https:\/\/ab123.xyz\/?p=17890","title":{"rendered":"RISC-V \u5f00\u6e90\u786c\u4ef6\u793e\u533a\u9879\u76ee\u63a8\u8350\uff1aserv\u3001picorv32 \u7b49\u5165\u95e8\u6307\u5357"},"content":{"rendered":"<p>\u5bf9\u4e8e\u60f3\u8981\u8e0f\u5165 RISC-V \u5f00\u6e90\u786c\u4ef6\u9886\u57df\u7684\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u793e\u533a\u4e2d\u6d8c\u73b0\u4e86\u5927\u91cf\u4f18\u79c0\u7684\u5f00\u6e90\u6838\u9879\u76ee\uff0c\u5176\u4e2d serv \u548c picorv32 \u662f\u6700\u9002\u5408\u5165\u95e8\u7684\u4e24\u9897\u660e\u661f\u3002serv \u662f\u4e00\u6b3e\u6781\u5176\u7cbe\u7b80\u7684\u4f4d\u4e32\u884c RISC-V \u5904\u7406\u5668\uff0c\u9762\u79ef\u5c0f\u3001\u529f\u8017\u4f4e\uff0c\u975e\u5e38\u9002\u5408\u5728 FPGA \u4e0a\u5b66\u4e60\u548c\u5b9e\u9a8c\uff1bpicorv32 \u5219\u662f\u4e00\u6b3e\u7ecf\u5178\u7684\u5355\u5468\u671f RV32I \u5b9e\u73b0\uff0c\u4ee3\u7801\u7b80\u6d01\u3001\u6587\u6863\u4e30\u5bcc\uff0c\u662f\u7406\u89e3 RISC-V \u6307\u4ee4\u96c6\u67b6\u6784\u7684\u7edd\u4f73\u8d77\u70b9\u3002\u672c\u6587\u5c06\u4ece\u529f\u80fd\u3001\u4f18\u52bf\u3001\u5e94\u7528\u573a\u666f\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u7b49\u89d2\u5ea6\uff0c\u4e3a\u4f60\u8be6\u7ec6\u89e3\u6790\u8fd9\u4e24\u4e2a\u9879\u76ee\uff0c\u5e2e\u52a9\u4f60\u5feb\u901f\u4e0a\u624b\u5f00\u6e90\u786c\u4ef6\u751f\u6001\u3002<\/p>\n<h2>serv\uff1a\u6781\u81f4\u7cbe\u7b80\u7684\u4f4d\u4e32\u884c RISC-V \u6838<\/h2>\n<p>serv\uff08<a href=\"https:\/\/github.com\/olofk\/serv\" target=\"_blank\">\u5b98\u65b9\u7f51\u7ad9<\/a>\uff09\u662f Olof Kindgren \u5f00\u53d1\u7684\u4e00\u6b3e\u4f4d\u4e32\u884c RISC-V \u5904\u7406\u5668\uff0c\u5176\u6838\u5fc3\u7279\u70b9\u662f\u7528\u6700\u5c11\u7684\u903b\u8f91\u95e8\u5b9e\u73b0\u5b8c\u6574\u7684 RV32I \u6307\u4ee4\u96c6\u3002\u7531\u4e8e\u91c7\u7528\u4f4d\u4e32\u884c\u67b6\u6784\uff0cserv \u7684\u8d44\u6e90\u5360\u7528\u6781\u4f4e\uff0c\u5728 Lattice iCE40 \u7cfb\u5217 FPGA \u4e0a\u4ec5\u9700\u7ea6 200 \u4e2a LUT \u5373\u53ef\u8fd0\u884c\uff0c\u975e\u5e38\u9002\u5408\u6559\u5b66\u6f14\u793a\u548c\u6781\u7b80\u5d4c\u5165\u5f0f\u573a\u666f\u3002<\/p>\n<h3>\u529f\u80fd\u4e0e\u4f18\u52bf<\/h3>\n<ul>\n<li>\u652f\u6301 RV32I \u57fa\u7840\u6574\u6570\u6307\u4ee4\u96c6\uff0c\u5305\u542b M \u6269\u5c55\u4e58\u9664\u6cd5\u53ef\u9009\u3002<\/li>\n<li>\u4f4d\u4e32\u884c\u8bbe\u8ba1\uff1a\u6bcf\u4e2a\u65f6\u949f\u5468\u671f\u5904\u7406 1 \u4f4d\u6570\u636e\uff0c\u9762\u79ef\u4e0e\u529f\u8017\u5747\u8fbe\u5230\u6781\u81f4\u4f18\u5316\u3002<\/li>\n<li>\u62e5\u6709\u6210\u719f\u7684\u4eff\u771f\u73af\u5883\u548c Verilog \u6e90\u4ee3\u7801\uff0c\u4fbf\u4e8e\u4fee\u6539\u4e0e\u5b66\u4e60\u3002<\/li>\n<li>\u793e\u533a\u6d3b\u8dc3\uff0c\u6709\u4e30\u5bcc\u7684\u5916\u8bbe\u793a\u4f8b\u548c\u6d4b\u8bd5\u7528\u4f8b\u3002<\/li>\n<\/ul>\n<h3>\u5e94\u7528\u573a\u666f\u4e0e\u4f7f\u7528\u65b9\u5f0f<\/h3>\n<p>serv \u4e3b\u8981\u9002\u5408 FPGA \u5165\u95e8\u6559\u5b66\u3001\u8d85\u4f4e\u529f\u8017\u7269\u8054\u7f51\u8282\u70b9\u539f\u578b\u4ee5\u53ca RISC-V \u67b6\u6784\u786c\u6838\u7814\u7a76\u3002\u7528\u6237\u53ef\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5feb\u901f\u4e0a\u624b\uff1a<\/p>\n<ul>\n<li>\u514b\u9686 serv \u4ed3\u5e93\uff1a<code>git clone https:\/\/github.com\/olofk\/serv.git<\/code><\/li>\n<li>\u5b89\u88c5 <code>fusesoc<\/code> \u5de5\u5177\u8fdb\u884c\u4eff\u771f\u6216\u4e0b\u8f7d\u5230 FPGA\u3002<\/li>\n<li>\u4f7f\u7528 <code>riscv32-unknown-elf-gcc<\/code> \u4ea4\u53c9\u7f16\u8bd1 C \u7a0b\u5e8f\uff0c\u751f\u6210\u4e8c\u8fdb\u5236\u6587\u4ef6\u5e76\u52a0\u8f7d\u5230 serv \u7684 RAM \u4e2d\u3002<\/li>\n<li>\u8fd0\u884c <code>make sim<\/code> \u89c2\u5bdf\u6ce2\u5f62\uff0c\u7406\u89e3\u5904\u7406\u5668\u5185\u90e8\u72b6\u6001\u673a\u3002<\/li>\n<\/ul>\n<h2>picorv32\uff1a\u7ecf\u5178\u5355\u5468\u671f RISC-V \u5165\u95e8\u4e4b\u9009<\/h2>\n<p>picorv32\uff08<a href=\"https:\/\/github.com\/YosysHQ\/picorv32\" target=\"_blank\">\u5b98\u65b9\u7f51\u7ad9<\/a>\uff09\u7531 Claire Xenia Wolf \u5f00\u53d1\uff0c\u662f YosysHQ \u65d7\u4e0b\u6700\u53d7\u6b22\u8fce\u7684 RISC-V \u5f00\u6e90\u6838\u4e4b\u4e00\u3002\u5b83\u91c7\u7528\u5355\u5468\u671f\u8bbe\u8ba1\uff0c\u4ee3\u7801\u91cf\u4e0d\u5230 800 \u884c\uff0c\u80fd\u591f\u6d41\u7545\u8fd0\u884c RV32IMC \u6307\u4ee4\u96c6\uff0c\u5df2\u6210\u4e3a\u8bb8\u591a SoC \u9879\u76ee\u7684\u57fa\u7840\u5355\u5143\u3002<\/p>\n<h3>\u529f\u80fd\u4e0e\u4f18\u52bf<\/h3>\n<ul>\n<li>\u5b8c\u5168\u5b9e\u73b0 RV32I \u57fa\u7840\u6307\u4ee4\u96c6\uff0c\u53ef\u9009 M \u6269\u5c55\u548c C \u538b\u7f29\u6307\u4ee4\u3002<\/li>\n<li>\u63d0\u4f9b AXI4-Lite \u548c Wishbone \u4e24\u79cd\u603b\u7ebf\u63a5\u53e3\uff0c\u65b9\u4fbf\u96c6\u6210\u3002<\/li>\n<li>\u914d\u6709\u4e2d\u65ad\u63a7\u5236\u5668\u548c\u81ea\u5b9a\u4e49 CSR \u5bc4\u5b58\u5668\uff0c\u652f\u6301 timer\u3001UART \u7b49\u5916\u8bbe\u3002<\/li>\n<li>\u6587\u6863\u8be6\u5c3d\uff0c\u793e\u533a\u63d0\u4f9b\u5927\u91cf\u79fb\u690d\u6848\u4f8b\u548c\u7f16\u8bd1\u5668\u6559\u7a0b\u3002<\/li>\n<\/ul>\n<h3>\u5e94\u7528\u573a\u666f\u4e0e\u4f7f\u7528\u65b9\u5f0f<\/h3>\n<p>picorv32 \u9002\u7528\u4e8e\u5b66\u4e60 RISC-V \u5fae\u67b6\u6784\u3001\u5feb\u901f\u642d\u5efa SoC \u539f\u578b\u4ee5\u53ca\u4f4e\u6210\u672c FPGA \u9879\u76ee\u3002\u5e38\u7528\u5de5\u4f5c\u6d41\uff1a<\/p>\n<ul>\n<li>\u4ece GitHub \u4e0b\u8f7d picorv32 \u6e90\u7801\uff0c\u63a8\u8350\u4f7f\u7528 <code>yosys<\/code> \u8fdb\u884c\u7efc\u5408\u4e0e\u903b\u8f91\u9a8c\u8bc1\u3002<\/li>\n<li>\u4f7f\u7528 <code>riscv-gcc<\/code> \u751f\u6210\u88f8\u673a\u56fa\u4ef6\uff0c\u901a\u8fc7 <code>picorv32_soc<\/code> \u6a21\u677f\u96c6\u6210 RAM \u548c\u4e32\u53e3\u3002<\/li>\n<li>\u5728 Vivado \u6216 iCEcube2 \u4e2d\u5efa\u7acb\u9879\u76ee\uff0c\u70e7\u5f55\u5230\u5f00\u53d1\u677f\u540e\u901a\u8fc7\u4e32\u53e3\u6253\u5370 \u201cHello World\u201d\u3002<\/li>\n<\/ul>\n<h2>\u4ece\u5165\u95e8\u5230\u8fdb\u9636\uff1a\u793e\u533a\u8d44\u6e90\u4e0e\u751f\u6001\u652f\u6301<\/h2>\n<p>\u9664\u4e86 serv \u548c picorv32\uff0cRISC-V \u5f00\u6e90\u786c\u4ef6\u793e\u533a\u8fd8\u6709 SweRV EH1\u3001VexRiscv \u7b49\u4f18\u79c0\u9879\u76ee\u3002\u5bf9\u4e8e\u521d\u5b66\u8005\uff0c\u5efa\u8bae\u4ece picorv32 \u5f00\u59cb\uff0c\u914d\u5408 <a href=\"https:\/\/riscv.org\/technical\/specifications\/\" target=\"_blank\">RISC-V \u5b98\u65b9\u89c4\u8303<\/a> \u548c <a href=\"https:\/\/github.com\/lowRISC\" target=\"_blank\">lowRISC \u793e\u533a<\/a> \u7684\u6559\u7a0b\u9010\u6b65\u6df1\u5165\u3002\u540c\u65f6\uff0c\u53c2\u4e0e\u9879\u76ee Issue \u8ba8\u8bba\u3001\u5728 <a href=\"https:\/\/forums.riscv.org\/\" target=\"_blank\">RISC-V \u8bba\u575b<\/a> \u63d0\u95ee\uff0c\u80fd\u591f\u5feb\u901f\u7a81\u7834\u5f00\u53d1\u74f6\u9888\u3002\u638c\u63e1\u8fd9\u4e9b\u5f00\u6e90\u786c\u4ef6\u6838\uff0c\u4e0d\u4ec5\u80fd\u8ba9\u4f60\u7406\u89e3\u8ba1\u7b97\u67b6\u6784\u7684\u672c\u8d28\uff0c\u8fd8\u80fd\u4e3a\u672a\u6765\u81ea\u4e3b\u82af\u7247\u8bbe\u8ba1\u6253\u4e0b\u575a\u5b9e\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u4e8e\u60f3\u8981\u8e0f\u5165 RISC-V \u5f00\u6e90\u786c\u4ef6\u9886\u57df\u7684\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u793e\u533a\u4e2d\u6d8c\u73b0\u4e86\u5927\u91cf\u4f18\u79c0\u7684\u5f00\u6e90\u6838\u9879\u76ee\uff0c\u5176\u4e2d serv \u548c p [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[21258,21253,20932,21252,20953],"class_list":["post-17890","post","type-post","status-publish","format-standard","hentry","category-4","tag-fpga","tag-picorv32","tag-risc-v","tag-serv","tag-20953"],"_links":{"self":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17890","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17890"}],"version-history":[{"count":1,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17890\/revisions"}],"predecessor-version":[{"id":17891,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17890\/revisions\/17891"}],"wp:attachment":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17890"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17890"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}