{"author_name":"msyksphinz","type":"rich","url":"https://msyksphinz.hatenablog.com/entry/2021/03/20/040000","title":"RISC-V Test\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u30da\u30fc\u30b8\u30c6\u30fc\u30d6\u30eb\u306e\u5b9f\u88c5\u3092\u8abf\u67fb\u3059\u308b","categories":[],"author_url":"https://blog.hatena.ne.jp/msyksphinz/","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/m/msyksphinz/20210320/20210320001951.png","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmsyksphinz.hatenablog.com%2Fentry%2F2021%2F03%2F20%2F040000\" title=\"RISC-V Test\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u30da\u30fc\u30b8\u30c6\u30fc\u30d6\u30eb\u306e\u5b9f\u88c5\u3092\u8abf\u67fb\u3059\u308b - FPGA\u958b\u767a\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://msyksphinz.hatenablog.com/","version":"1.0","published":"2021-03-20 04:00:00","blog_title":"FPGA\u958b\u767a\u65e5\u8a18","height":"190","provider_url":"https://hatena.blog","width":"100%","provider_name":"Hatena Blog","description":"\u30cf\u30a4\u30d1\u30fc\u30d0\u30a4\u30b6\u30fc\u306e\u52c9\u5f37\u3092\u3057\u3066\u3044\u308b\u4e2d\u3067\u30012\u6bb5\u30da\u30fc\u30b8\u30c6\u30fc\u30d6\u30eb\u306e\u5b9f\u88c5\u306e\u4e2d\u3067\u305d\u3082\u305d\u3082\u79c1\u306f\u666e\u901a\u306e\u30b9\u30fc\u30d1\u30fc\u30d0\u30a4\u30b6\u30fc\u3067\u306e\u30da\u30fc\u30b8\u30c6\u30fc\u30d6\u30eb\u306e\u4ed5\u7d44\u307f\u3092\u3057\u3063\u304b\u308a\u7406\u89e3\u3067\u304d\u3066\u3044\u306a\u3044\u3053\u3068\u306b\u6c17\u304c\u4ed8\u3044\u305f\u3002 \u3053\u3053\u3067\u306f\u3001riscv_tests\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u30da\u30fc\u30b8\u30c6\u30fc\u30d6\u30eb\u306e\u5b9f\u88c5\u3068\u4eee\u60f3\u30a2\u30c9\u30ec\u30b9\u3092\u8aad\u307f\u306a\u304c\u3089\u3001\u305d\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3057\u3066\u3044\u3053\u3046\u3068\u601d\u3046\u3002 vm_boot()\u3067\u306e\u52d5\u4f5c // map user to lowermost megapage l1pt[0] = ((pte_t)user_l2pt >> PGSHIFT << PTE_PPN_SHIFT) | PTE_V; l1pt\u3068l2pt\u3068\u3044\u3046\u306e\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u3053\u308c\u306fpt\u306e\u914d\u5217\u306e1\u2026"}