{"id":1185,"date":"2022-06-01T19:12:43","date_gmt":"2022-06-01T11:12:43","guid":{"rendered":"https:\/\/www.zhiwanyuzhou.com\/?p=1185"},"modified":"2022-06-11T17:48:22","modified_gmt":"2022-06-11T09:48:22","slug":"yaff2%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"https:\/\/www.zhiwanyuzhou.com\/index.php\/2022\/06\/01\/yaff2%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f\/","title":{"rendered":"YAFF2\u6587\u4ef6\u7cfb\u7edf"},"content":{"rendered":"\n<p>YAFFS\uff08Yet Another Flash File System\uff09\u662f\u7b2c\u4e00\u4e2a\u4e13\u95e8\u4e3aNAND Flash\u5b58\u50a8\u5668\u8bbe\u8ba1\u7684\u5d4c\u5165\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff0c\u9002\u7528\u4e8e\u5927\u5bb9\u91cf\u7684\u5b58\u50a8\u8bbe\u5907\uff1b\u5e76\u4e14\u662f\u5728GPL\uff08General Public License\uff09\u534f\u8bae\u4e0b\u53d1\u5e03\u7684\uff0c\u53ef\u5728\u5176\u7f51\u7ad9\u514d\u8d39\u83b7\u5f97\u6e90\u4ee3\u7801\u3002<\/p>\n\n\n\n<p>YAFFS \u662f\u57fa\u4e8e\u65e5\u5fd7\u7684\u6587\u4ef6\u7cfb\u7edf\uff0c\u63d0\u4f9b\u78e8\u635f\u5e73\u8861\u548c\u6389\u7535\u6062\u590d\u7684\u5065\u58ee\u6027\u3002\u5b83\u8fd8\u4e3a\u5927\u5bb9\u91cf\u7684Flash \u82af\u7247\u505a\u4e86\u5f88\u597d\u7684\u8c03\u6574\uff0c\u9488\u5bf9\u542f\u52a8\u65f6\u95f4\u548cRAM \u7684\u4f7f\u7528\u505a\u4e86\u4f18\u5316\u3002\u5b83\u9002\u7528\u4e8e\u5927\u5bb9\u91cf\u7684\u5b58\u50a8\u8bbe\u5907\uff0c\u5df2\u7ecf\u5728Linux \u548cWinCE \u5546\u4e1a\u4ea7\u54c1\u4e2d\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>YAFFS\u67092\u4e2a\u7248\u672c\uff1aYAFFS1\u4e0eYAFFS2\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e24\u4e2a\u7248\u672c\u6709\u4e00\u5b9a\u7684\u533a\u522b\uff0c\u5176\u4e2d\u6587\u4ef6\u7cfb\u7edf\u9650\u5236\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul><li>YAFFS1<ul><li>\u6700\u591a 2^18 \u4e2a\u6587\u4ef6\uff08&gt;260,000\uff09<\/li><li>\u6700\u5927 2^20 \u5b57\u8282\u5355\u4e2a\u6587\u4ef6\u6587\u4ef6\u5927\u5c0f\uff08512MB\uff09<\/li><li>\u6700\u5927 1GB \u6587\u4ef6\u7cfb\u7edf\u5c3a\u5bf8<\/li><\/ul><\/li><li>YAFFS2<ul><li>\u6700\u5927 2GB \u5355\u4e2a\u6587\u4ef6\u6587\u4ef6\u5927\u5c0f<\/li><li>\u7531RAM\u5360\u7528\u7a7a\u95f4\u8bbe\u7f6e\u7684\u6587\u4ef6\u7cfb\u7edf\uff084TB\u95ea\u5b58\u9700\u89811GB RAM\uff09<\/li><li>MTD\u8bbe\u7f6e\u76844GB\u6700\u5927\u6587\u4ef6\u7cfb\u7edf\u5927\u5c0f\uff0832\u4f4d\uff09<\/li><\/ul><\/li><\/ul>\n\n\n\n<p>OOB\u6570\u636e\u533a\u522b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul><li>YAFFS1<ul><li>\u7531Smartmedia\u4ea7\u751f\uff08\u4f8b\u5982\uff0c\u5b57\u82825\u662f\u574f\u5757\u6807\u8bb0\uff0cSmartmedia\u901a\u5e38\u662fFAT+FTL\u5b58\u50a8\u65b9\u6848\uff09<\/li><li>16\u5b57\u8282\uff1a7\u4e2a\u6807\u7b7e\uff0c2\u4e2a\u72b6\u6001\uff0c6\u4e2aECC<\/li><li>YAFFS\/Smartmedia\/JFFS2\u683c\u5f0fECC<\/li><\/ul><\/li><li>YAFFS2<ul><li>2k\u9875\u4e2d\u670964\u4e2a\u5b57\u8282\u53ef\u7528<\/li><li>MTD\u786e\u5b9a\u7684\u5e03\u5c40\uff08\u5728linux\u4e0a\uff09<\/li><li>MTD\u6216\u786c\u4ef6\u6ca1\u6709ECC --- Linux 2.6.21\u4e0a\u670938\u4e2a\u5b57\u8282\u53ef\u7528<\/li><li>\u6807\u7b7e\u901a\u5e38\u4e3a28\u5b57\u8282\uff0816\u4e2a\u5b57\u8282\u6570\u636e\uff0c12\u4e2a\u5b57\u8282ECC\uff09<\/li><li>\u6709\u65f6\u4e0d\u5408\u9002\uff08\u5982oneNAND --- 20\u4e2a\u5b57\u8282\u53ef\u7528\uff09<\/li><\/ul><\/li><\/ul>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u4e3b\u8981\u4e86\u89e3\u4e00\u4e0bYAFFS2\u6587\u4ef6\u7cfb\u7edf\uff0c\u9996\u5148\u6211\u4eec\u9700\u8981\u521b\u5efaYAFFS2\u6587\u4ef6\u7cfb\u7edf\u6620\u50cf\uff0c\u8fd9\u91cc\u4f7f\u7528\u7684\u662fmkyaffs2image\uff0c\u6e90\u7801\u53ef\u4ee5\u5728<a rel=\"noreferrer noopener\" href=\"https:\/\/www.zhiwanyuzhou.com\/download\/Software\/yaffs2-source.7z\" data-type=\"URL\" data-id=\"https:\/\/www.zhiwanyuzhou.com\/download\/Software\/yaffs2-source.7z\" target=\"_blank\">\u8fd9\u91cc\u4e0b\u8f7d<\/a>\uff0c\u7f16\u8bd1\u547d\u4ee4\u5982\u4e0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>cd yaffs2\/utils<br>make<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u7f16\u8bd1\u597d\u7684\u7a0b\u5e8f\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"712\" height=\"123\" src=\"https:\/\/www.zhiwanyuzhou.com\/wp-content\/uploads\/2022\/05\/image-33.png\" alt=\"\" class=\"wp-image-1191\" srcset=\"https:\/\/www.zhiwanyuzhou.com\/wp-content\/uploads\/2022\/05\/image-33.png?v=1653967319 712w, https:\/\/www.zhiwanyuzhou.com\/wp-content\/uploads\/2022\/05\/image-33-300x52.png?v=1653967319 300w\" sizes=\"(max-width: 712px) 100vw, 712px\" \/><\/figure>\n\n\n\n<p>\u9996\u5148\u6211\u4eec\u6765\u521b\u5efa\u4e00\u4e2a\u76ee\u5f55rootfs\uff0c\u91cc\u9762\u5305\u542b001\u76ee\u5f55\uff0c002.txt\u6587\u4ef6\u5185\u5bb9\u4e3atest002\uff0c003.txt\u6587\u4ef6\u5185\u5bb9\u4e3atest003\uff0c002.link\u4e3a001\/002.txt\u7684\u94fe\u63a5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"674\" height=\"142\" src=\"https:\/\/www.zhiwanyuzhou.com\/wp-content\/uploads\/2022\/06\/image-2.png\" alt=\"\" class=\"wp-image-1203\" srcset=\"https:\/\/www.zhiwanyuzhou.com\/wp-content\/uploads\/2022\/06\/image-2.png?v=1654076419 674w, https:\/\/www.zhiwanyuzhou.com\/wp-content\/uploads\/2022\/06\/image-2-300x63.png?v=1654076419 300w\" sizes=\"(max-width: 674px) 100vw, 674px\" \/><\/figure>\n\n\n\n<p>\u4f7f\u7528\u547d\u4ee4mkyaffs2image\u6253\u5305\u4e3a\u4e00\u4e2aJFFS2\u6587\u4ef6\u7cfb\u7edf\u6620\u50cf<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>.\/mkyaffs2image rootfs\/ rootfs.yaffs2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u4f7f\u7528\u4e8c\u8fdb\u5236\u547d\u4ee4hexdump -C rootfs.yaffs2\uff0c\u67e5\u770b\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-palette-color-8-background-color has-text-color has-background\"><code><em>00000000  03 00 00 00 01 00 00 00  ff ff 00 00 00 00 00 00  |................|<\/em>\n00000010  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|\n*\n00000100  00 00 00 00 00 00 00 00  00 ff ff ff fd 41 00 00  |.............A..|\n00000110  e9 03 00 00 e9 03 00 00  e1 33 97 62 e0 33 97 62  |.........3.b.3.b|\n00000120  e0 33 97 62 ff ff ff ff  ff ff ff ff ff ff ff ff  |.3.b............|\n00000130  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n000001c0  ff ff ff ff ff ff ff ff  ff ff ff ff 00 00 00 00  |................|\n000001d0  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00000800  00 10 00 00 01 00 00 00  00 00 00 00 ff ff 00 00  |................|\n00000810  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n<em>00000840  02 00 00 00 01 00 00 00  ff ff 30 30 32 2e 6c 69  |..........002.li|<\/em>\n00000850  6e 6b 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |nk..............|\n00000860  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|\n*\n00000940  00 00 00 00 00 00 00 00  00 ff ff ff ff a1 00 00  |................|\n00000950  e9 03 00 00 e9 03 00 00  e0 33 97 62 e0 33 97 62  |.........3.b.3.b|\n00000960  e0 33 97 62 ff ff ff ff  ff ff ff ff 30 30 31 2f  |.3.b........001\/|\n00000970  30 30 32 2e 74 78 74 00  00 00 00 00 00 00 00 00  |002.txt.........|\n00000980  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|\n*\n00000a00  00 00 00 00 00 00 00 00  00 00 00 ff 00 00 00 00  |................|\n00000a10  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00001040  00 10 00 00 01 01 00 00  00 00 00 00 ff ff 00 00  |................|\n00001050  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n<em>00001080  01 00 00 00 01 00 00 00  ff ff 30 30 33 2e 74 78  |..........003.tx|<\/em>\n00001090  74 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |t...............|\n000010a0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|\n*\n00001180  00 00 00 00 00 00 00 00  00 ff ff ff b4 81 00 00  |................|\n00001190  e9 03 00 00 e9 03 00 00  5c 1b 97 62 48 d9 96 62  |........\\..bH..b|\n000011a0  48 d9 96 62 08 00 00 00  ff ff ff ff ff ff ff ff  |H..b............|\n000011b0  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00001240  ff ff ff ff ff ff ff ff  ff ff ff ff 00 00 00 00  |................|\n00001250  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00001880  00 10 00 00 02 01 00 00  00 00 00 00 ff ff 00 00  |................|\n00001890  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n<em>000018c0  74 65 73 74 30 30 33 0a  ff ff ff ff ff ff ff ff  |test003.........|<\/em>\n000018d0  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n000020c0  00 10 00 00 02 01 00 00  01 00 00 00 08 00 00 00  |................|\n000020d0  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00002100  03 00 00 00 01 00 00 00  ff ff 30 30 31 00 00 00  |..........001...|\n00002110  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|\n*\n00002200  00 00 00 00 00 00 00 00  00 ff ff ff fd 41 00 00  |.............A..|\n00002210  e9 03 00 00 e9 03 00 00  4b d9 96 62 48 d9 96 62  |........K..bH..b|\n00002220  48 d9 96 62 ff ff ff ff  ff ff ff ff ff ff ff ff  |H..b............|\n00002230  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n000022c0  ff ff ff ff ff ff ff ff  ff ff ff ff 00 00 00 00  |................|\n000022d0  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00002900  00 10 00 00 03 01 00 00  00 00 00 00 ff ff 00 00  |................|\n00002910  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n<em>00002940  01 00 00 00 03 01 00 00  ff ff 30 30 32 2e 74 78  |..........002.tx|<\/em>\n00002950  74 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |t...............|\n00002960  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|\n*\n00002a40  00 00 00 00 00 00 00 00  00 ff ff ff b4 81 00 00  |................|\n00002a50  e9 03 00 00 e9 03 00 00  4f d9 96 62 48 d9 96 62  |........O..bH..b|\n00002a60  48 d9 96 62 08 00 00 00  ff ff ff ff ff ff ff ff  |H..b............|\n00002a70  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00002b00  ff ff ff ff ff ff ff ff  ff ff ff ff 00 00 00 00  |................|\n00002b10  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00003140  00 10 00 00 04 01 00 00  00 00 00 00 ff ff 00 00  |................|\n00003150  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n<em>00003180  74 65 73 74 30 30 32 0a  ff ff ff ff ff ff ff ff  |test002.........|<\/em>\n00003190  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n00003980  00 10 00 00 04 01 00 00  01 00 00 00 08 00 00 00  |................|\n00003990  ff ff ff ff ff ff ff ff  ff ff ff ff ff ff ff ff  |................|\n*\n000039c0<\/code><\/pre>\n\n\n\n<p>\u901a\u8fc7\u5206\u6790\u6e90\u7801\u7ed3\u5408\u6587\u4ef6\uff0c\u53ef\u4ee5\u77e5\u9053\u6bcf\u57570x800\u5b57\u8282\u6709\u6548\u6570\u636e\uff0c\u540e\u9762\u5305\u542b0x40\u5b57\u8282\u7684spare\u7a7a\u95f4\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5e8f\u53f7<\/td><td>\u504f\u79fb<\/td><td>\u8bf4\u660e<\/td><\/tr><tr><td>1<\/td><td>0x00000000-0x0000083F<\/td><td>\u6839\u76ee\u5f55<\/td><\/tr><tr><td>2<\/td><td>0x00000840-0x0000107F<\/td><td>\u94fe\u63a5\u6587\u4ef6 002.link<\/td><\/tr><tr><td>3<\/td><td>0x00001080-0x000018BF<\/td><td>\u666e\u901a\u6587\u4ef6 003.txt<\/td><\/tr><tr><td>4<\/td><td>0x000018C0-0x000020FF<\/td><td>003.txt \u7684\u6587\u4ef6\u5185\u5bb9<\/td><\/tr><tr><td>5<\/td><td>0x00002100-0x0000293F<\/td><td>\u76ee\u5f55 001<\/td><\/tr><tr><td>6<\/td><td>0x00002940-0x0000317F<\/td><td>\u666e\u901a\u6587\u4ef6 002.txt<\/td><\/tr><tr><td>7<\/td><td>0x00003180-0x000039BF<\/td><td>002.txt \u7684\u6587\u4ef6\u5185\u5bb9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u6311\u90090x0-0x840\u4e4b\u95f4\u7684\u6570\u636e\u5206\u6790\u4e00\u4e0b\uff0c\u4e0e\u4e00\u822c\u7684nand spare area\u6709\u4e00\u4e9b\u533a\u522b\uff0c\u524d16\u4e2a\u5b57\u8282\uff080x800-0x80F\uff09\u6709\u533a\u5757\u7684\u4fe1\u606f\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5e8f\u53f7<\/td><td>\u504f\u79fb<\/td><td>\u8bf4\u660e<\/td><\/tr><tr><td>1<\/td><td>0x00-0x03<\/td><td>\u5bf9\u8c61\u7c7b\u578b\uff0c\u503c0x00000003\uff0c\u8868\u793a\u6587\u4ef6\u5939<\/td><\/tr><tr><td>2<\/td><td>0x04-0x07<\/td><td>\u7236\u5bf9\u8c61\u7f16\u53f7\uff0c\u503c0x00000001<\/td><\/tr><tr><td>3<\/td><td>0x08-0x09<\/td><td>\u540d\u79f0\u7684checksum\uff0c\u4fdd\u7559\u672a\u4f7f\u7528\uff0c\u503c0xFFFF<\/td><\/tr><tr><td>4<\/td><td>0x10-0x10B<\/td><td>\u540d\u79f0\uff0c\u6700\u5927\u957f\u5ea6\u4e3a255\u5b57\u8282<\/td><\/tr><tr><td>5<\/td><td>0x10C-0x10F<\/td><td>\u6587\u4ef6\u7684\u7c7b\u578b\u548c\u5b58\u53d6\u7684\u6743\u9650\uff0c\u503c0x000041FD<\/td><\/tr><tr><td>6<\/td><td>0x110-0x113<\/td><td>\u7528\u6237id\uff0c\u503c0x000003E9<\/td><\/tr><tr><td>7<\/td><td>0x114-0x117<\/td><td>\u7ec4id\uff0c\u503c0x000003E9<\/td><\/tr><tr><td>8<\/td><td>0x118-0x11B<\/td><td>\u8bbf\u95ee\u65f6\u95f4\uff0c\u503c0x629733E1<\/td><\/tr><tr><td>9<\/td><td>0x11C-0x11F<\/td><td>\u4fee\u6539\u65f6\u95f4\uff0c\u503c0x629733E0<\/td><\/tr><tr><td>10<\/td><td>0x120-0x123<\/td><td>\u521b\u5efa\u65f6\u95f4\uff0c\u503c0x629733E0<\/td><\/tr><tr><td>11<\/td><td>0x124-0x127<\/td><td>\u6587\u4ef6\u5927\u5c0f\uff0c\u503c0xFFFFFFFF\uff0c\u8868\u793a\u7a7a<\/td><\/tr><tr><td>12<\/td><td>0x128-0x12B<\/td><td>\u786c\u94fe\u63a5\u5bf9\u7b49\u7684\u5bf9\u8c61\u7f16\u53f7<\/td><\/tr><tr><td>13<\/td><td>0x12C-0x1CB<\/td><td>\u522b\u540d\uff0c\u8f6f\u94fe\u63a5\u7684\u6307\u5411\u8def\u5f84\uff0c\u6700\u5927\u957f\u5ea6\u4e3a159\u5b57\u8282<\/td><\/tr><tr><td>14<\/td><td>0x1CC-0x1CF<\/td><td>\u5757\u548c\u5b57\u7b26\u8bbe\u5907\uff0c\u503c0x00000000<\/td><\/tr><tr><td>15<\/td><td>0x1D0-0x1F7<\/td><td>roomToGrow\uff0c\u672a\u77e5\u7528\u9014\uff0c\u5927\u5c0f40\u5b57\u8282\uff0c\u6570\u636e\u5168\u4e3a0xFF<\/td><\/tr><tr><td>16<\/td><td>0x1F8-0x1FB<\/td><td>shadows \u5bf9\u8c61\uff0c\u503c0xFFFFFFFF<\/td><\/tr><tr><td>17<\/td><td>0x1FC-0x1FF<\/td><td>isShrink\uff0c\u662f\u5426\u538b\u7f29\uff1f<\/td><\/tr><tr><td>18<\/td><td>0x200-0x7FF<\/td><td>\u5757\u6570\u636e\uff0c\u6570\u636e\u5168\u4e3a0xFF<\/td><\/tr><tr><td>19<\/td><td>0x800-0x803<\/td><td>\u5e8f\u5217\u53f7\uff0c\u503c0x00001000<\/td><\/tr><tr><td>20<\/td><td>0x804-0x807<\/td><td>\u5bf9\u8c61\u7f16\u53f7\uff0c\u503c0x00000001<\/td><\/tr><tr><td>21<\/td><td>0x808-0x80B<\/td><td>\u5757\u7f16\u53f7\uff0c\u503c0x00000000<\/td><\/tr><tr><td>22<\/td><td>0x80C-0x80F<\/td><td>\u5b57\u8282\u603b\u6570\uff0c\u503c0x0000FFFF<\/td><\/tr><tr><td>23<\/td><td>0x810-0x811<\/td><td>ECC\uff0ccolParity\uff0c\u503c0xFF<\/td><\/tr><tr><td>24<\/td><td>0x812-0x815<\/td><td>ECC\uff0clineParity\uff0c\u503c0xFFFFFFFF<\/td><\/tr><tr><td>25<\/td><td>0x816-0x819<\/td><td>ECC\uff0clineParityPrime\uff0c\u503c0xFFFFFFFF<\/td><\/tr><tr><td>26<\/td><td>0x81A-0x83F<\/td><td>\u586b\u5145\uff0c\u6570\u636e\u5168\u4e3a0xFF<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5bf9\u8c61\u7c7b\u578b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5e8f\u53f7<\/td><td>\u503c<\/td><td>\u5b9a\u4e49<\/td><\/tr><tr><td>1<\/td><td>0x00<\/td><td>YAFFS_OBJECT_TYPE_UNKNOWN<\/td><\/tr><tr><td>2<\/td><td>0x01<\/td><td>YAFFS_OBJECT_TYPE_FILE<\/td><\/tr><tr><td>3<\/td><td>0x02<\/td><td>YAFFS_OBJECT_TYPE_SYMLINK<\/td><\/tr><tr><td>4<\/td><td>0x03<\/td><td>YAFFS_OBJECT_TYPE_DIRECTORY<\/td><\/tr><tr><td>5<\/td><td>0x04<\/td><td>YAFFS_OBJECT_TYPE_HARDLINK<\/td><\/tr><tr><td>6<\/td><td>0x05<\/td><td>YAFFS_OBJECT_TYPE_SPECIAL<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u53c2\u8003\u94fe\u63a5\uff1a<\/p>\n\n\n\n<p><a href=\"http:\/\/yaffs.net\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/yaffs.net\/<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/baike.baidu.com\/item\/yaffs\/3324920\">https:\/\/baike.baidu.com\/item\/yaffs\/3324920<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/baike.baidu.com\/item\/YAFFS2\/12807064\">https:\/\/baike.baidu.com\/item\/YAFFS2\/12807064<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/blog.csdn.net\/djw931017\/article\/details\/86746449\">https:\/\/blog.csdn.net\/djw931017\/article\/details\/86746449<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>YAFFS\uff08Yet Another Flash File System\uff09\u662f\u7b2c\u4e00\u4e2a\u4e13\u95e8\u4e3aNAND Flash\u5b58\u50a8\u5668\u8bbe\u8ba1\u7684\u5d4c\u5165\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff0c\u9002\u7528\u4e8e\u5927\u5bb9\u91cf\u7684\u5b58\u50a8\u8bbe\u5907\uff1b\u5e76\u4e14\u662f\u5728GPL\uff08General Publi\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"_links":{"self":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1185"}],"collection":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=1185"}],"version-history":[{"count":10,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1185\/revisions"}],"predecessor-version":[{"id":1206,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1185\/revisions\/1206"}],"wp:attachment":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=1185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=1185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=1185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}