{"id":2215,"date":"2017-12-28T11:09:13","date_gmt":"2017-12-28T03:09:13","guid":{"rendered":"http:\/\/www.51cos.com\/?p=2215"},"modified":"2017-12-28T11:09:17","modified_gmt":"2017-12-28T03:09:17","slug":"%e8%af%b4%e8%af%b4bootloaderuboot%e9%82%a3%e4%ba%9b%e4%ba%8b%e5%84%bf","status":"publish","type":"post","link":"http:\/\/www.51cos.com\/?p=2215","title":{"rendered":"\u8bf4\u8bf4Bootloader(UBOOT)\u90a3\u4e9b\u4e8b\u513f"},"content":{"rendered":"

1\u3001\u5b98\u65b9\u8bf4bootloader<\/p>\n

BootLoader\u662f\u5728\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u8fd0\u884c\u4e4b\u524d\u8fd0\u884c\u3002\u53ef\u4ee5\u521d\u59cb\u5316\u786c\u4ef6\u8bbe\u5907\uff08\u914d\u7f6eCPU\u529f\u80fd\u6a21\u5757\u5bc4\u5b58\u5668\uff09\u3001\u5efa\u7acb\u5185\u5b58\u7a7a\u95f4\u6620\u5c04\u56fe\uff08\u786e\u8ba4DDR\u662f\u5426\u5de5\u4f5c\u6b63\u5e38\uff09\uff0c\u4ece\u800c\u5c06\u7cfb\u7edf\u7684\u8f6f\u786c\u4ef6\u73af\u5883\u5e26\u5230\u4e00\u4e2a\u5408\u9002\u72b6\u6001\uff0c\u4ee5\u4fbf\u4e3a\u6700\u7ec8\u8c03\u7528\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u51c6\u5907\u597d\u6b63\u786e\u7684\u73af\u5883\u3002\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u901a\u5e38\u5e76\u6ca1\u6709\u50cfBIOS\u90a3\u6837\u7684\u56fa\u4ef6\u7a0b\u5e8f\uff08\u6ce8\uff0c\u6709\u7684\u5d4c\u5165\u5f0fCPU\u4e5f\u4f1a\u5185\u5d4c\u4e00\u6bb5\u77ed\u5c0f\u7684\u542f\u52a8\u7a0b\u5e8f\uff09\uff0c\u56e0\u6b64\u6574\u4e2a\u7cfb\u7edf\u7684\u52a0\u8f7d\u542f\u52a8\u4efb\u52a1\u5c31\u5b8c\u5168\u7531BootLoader\u6765\u5b8c\u6210\u3002\u5728\u4e00\u4e2a\u57fa\u4e8eARM7TDMI core\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u7cfb\u7edf\u5728\u4e0a\u7535\u6216\u590d\u4f4d\u65f6\u901a\u5e38\u90fd\u4ece\u5730\u57400x00000000\u5904\u5f00\u59cb\u6267\u884c\uff0c\u800c\u5728\u8fd9\u4e2a\u5730\u5740\u5904\u5b89\u6392\u7684\u901a\u5e38\u5c31\u662f\u7cfb\u7edf\u7684BootLoader\u7a0b\u5e8f\u3002<\/p>\n

\u5176\u57fa\u672c\u529f\u80fd\u4e3a\uff1a
\n-\u521d\u59cb\u5316\u786c\u4ef6\uff08CPU\uff0c\u5b58\u50a8\u5668\uff0c\u4e2d\u65ad\uff0cRS232\u4e32\u53e3\uff09
\n-\u5f15\u5bfc\u7cfb\u7edf\u542f\u52a8
\n– \u63d0\u4f9b\u652f\u6301\u591a\u79cd\u578b\u53f7FLASH\u7684\u9a71\u52a8
\n-\u8bc6\u522b\u4e8c\u8fdb\u5236\u3001ELF32\u3001pImage\u683c\u5f0f\u7684Image
\n-\u76d1\u63a7\u8bfb\u5199I\/O\uff0c\u5185\u5b58\uff0c\u5bc4\u5b58\u5668\u3001\u5185\u5b58\u3001\u5916\u8bbe\u6d4b\u8bd5\u529f\u80fd\u7b49
\n-\u811a\u672c\u8bed\u8a00\u652f\u6301\uff08\u7c7b\u4f3cBASH\u811a\u672c\uff09
\n-\u652f\u6301WatchDog\uff0cLCD logo\uff0c\u72b6\u6001\u6307\u793a\u529f\u80fd\u7b49<\/p>\n

CPU\u521a\u4e0a\u7535\u542f\u52a8\u7684\u65f6\u5019\uff0c\u4e00\u822c\u8fde\u5185\u5b58\u63a7\u5236\u5668\u90fd\u6ca1\u6709\u914d\u7f6e\u8fc7\uff0c\u6839\u672c\u65e0\u6cd5\u5728\u5185\u5b58\u4e2d\u8fd0\u884c\u7a0b\u5e8f\uff0c\u66f4\u4e0d\u53ef\u80fd\u5904\u5728Linux\u5185\u6838\u7684\u542f\u52a8\u73af\u5883\u4e2d\u3002\u4e3a\u4e86\u521d\u59cb\u5316CPU\u53ca\u5176\u4ed6\u5916\u8bbe\uff0c\u4f7f\u5f97Linux\u5185\u6838\u53ef\u4ee5\u5728\u7cfb\u7edf\u4e3b\u5b58\u4e2d\u8dd1\u8d77\u6765\uff0c\u5e76\u8ba9\u7cfb\u7edf\u7b26\u5408Linux\u5185\u6838\u542f\u52a8\u7684\u5fc5\u5907\u6761\u4ef6\uff0c\u5fc5\u987b\u8981\u6709\u4e00\u4e2a\u5148\u4e8e\u5185\u6838\u8fd0\u884c\u7684\u7a0b\u5e8f\uff0c\u4ed6\u5c31\u662f\u6240\u8c13\u7684\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\uff08Boot Loader\uff09\u3002<\/p>\n

\u4ece\u64cd\u4f5c\u7cfb\u7edf\u7684\u89d2\u5ea6\u770b\uff0cBoot Loader \u7684\u603b\u76ee\u6807\u5c31\u662f\u6b63\u786e\u5730\u8c03\u7528\u5185\u6838\u6765\u6267\u884c\u3002 \u7531\u4e8e Boot Loader \u7684\u5b9e\u73b0\u4f9d\u8d56\u4e8e CPU \u7684\u4f53\u7cfb\u7ed3\u6784\uff0c\u56e0\u6b64\u5927\u591a\u6570 Boot Loader \u90fd\u5206\u4e3a stage1 \u548c stage2 \u4e24\u5927\u90e8\u5206\u3002\u4f9d\u8d56\u4e8e CPU \u4f53\u7cfb\u7ed3\u6784\u7684\u4ee3\u7801\uff0c\u6bd4\u5982\u8bbe\u5907\u521d\u59cb\u5316\u4ee3\u7801\u7b49\uff0c\u901a\u5e38\u90fd\u653e\u5728 stage1 \u4e2d\uff0c\u800c\u4e14\u901a\u5e38\u90fd\u7528\u6c47\u7f16\u8bed\u8a00\u6765\u5b9e\u73b0\uff0c\u4ee5\u8fbe\u5230\u77ed\u5c0f\u7cbe\u608d\u7684\u76ee\u7684\u3002\u800c stage2 \u5219\u901a\u5e38\u7528C\u8bed\u8a00\u6765\u5b9e\u73b0\uff0c\u8fd9\u6837\u53ef\u4ee5\u5b9e\u73b0\u7ed9\u590d\u6742\u7684\u529f\u80fd\uff0c\u800c\u4e14\u4ee3\u7801\u4f1a\u5177\u6709\u66f4\u597d\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u79fb\u690d\u6027\u3002<\/p>\n

Boot Loader \u7684 stage1 \u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4(\u4ee5\u6267\u884c\u7684\u5148\u540e\u987a\u5e8f)\uff1a
\nstage1\uff1a\u57fa\u672c\u7684\u786c\u4ef6\u521d\u59cb\u5316 <\/strong>
\n\u8fd9\u662f Boot Loader \u4e00\u5f00\u59cb\u5c31\u6267\u884c\u7684\u64cd\u4f5c\uff0c\u5176\u76ee\u7684\u662f\u4e3a stage2 \u7684\u6267\u884c\u4ee5\u53ca\u968f\u540e\u7684 kernel \u7684\u6267\u884c\u51c6\u5907\u597d\u4e00\u4e9b\u57fa\u672c\u7684\u786c\u4ef6\u73af\u5883\u3002\u5b83\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4\uff08\u4ee5\u6267\u884c\u7684\u5148\u540e\u987a\u5e8f\uff09\uff1a
\n1\uff0e \u5c4f\u853d\u6240\u6709\u7684\u4e2d\u65ad\u3002\u4e3a\u4e2d\u65ad\u63d0\u4f9b\u670d\u52a1\u901a\u5e38\u662f OS \u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u7684\u8d23\u4efb\uff0c\u56e0\u6b64\u5728 Boot Loader \u7684\u6267\u884c\u5168\u8fc7\u7a0b\u4e2d\u53ef\u4ee5\u4e0d\u5fc5\u54cd\u5e94\u4efb\u4f55\u4e2d\u65ad\u3002\u4e2d\u65ad\u5c4f\u853d\u53ef\u4ee5\u901a\u8fc7\u5199 CPU \u7684\u4e2d\u65ad\u5c4f\u853d\u5bc4\u5b58\u5668\u6216\u72b6\u6001\u5bc4\u5b58\u5668\uff08\u6bd4\u5982 ARM \u7684 CPSR \u5bc4\u5b58\u5668\uff09\u6765\u5b8c\u6210\u3002
\n2\uff0e \u8bbe\u7f6e CPU \u7684\u901f\u5ea6\u548c\u65f6\u949f\u9891\u7387\u3002
\n3\uff0e RAM \u521d\u59cb\u5316\u3002\u5305\u62ec\u6b63\u786e\u5730\u8bbe\u7f6e\u7cfb\u7edf\u7684\u5185\u5b58\u63a7\u5236\u5668\u7684\u529f\u80fd\u5bc4\u5b58\u5668\u4ee5\u53ca\u5404\u5185\u5b58\u5e93\u63a7\u5236\u5bc4\u5b58\u5668\u7b49\u3002
\n4\uff0e \u521d\u59cb\u5316 LED\u3002\u5178\u578b\u5730\uff0c\u901a\u8fc7 GPIO \u6765\u9a71\u52a8 LED\uff0c\u5176\u76ee\u7684\u662f\u8868\u660e\u7cfb\u7edf\u7684\u72b6\u6001\u662f OK \u8fd8\u662f Error\u3002\u5982\u679c\u677f\u5b50\u4e0a\u6ca1\u6709 LED\uff0c\u90a3\u4e48\u4e5f\u53ef\u4ee5\u901a\u8fc7\u521d\u59cb\u5316 UART \u5411\u4e32\u53e3\u6253\u5370 Boot Loader \u7684 Logo \u5b57\u7b26\u4fe1\u606f\u6765\u5b8c\u6210\u8fd9\u4e00\u70b9\u3002
\n5\uff0e \u5173\u95ed CPU \u5185\u90e8\u6307\u4ee4\uff0f\u6570\u636e cache\u3002
\nstage 2\uff1a\u4e3a\u52a0\u8f7d stage2 \u51c6\u5907 RAM \u7a7a\u95f4 <\/strong>
\n\u7533\u8bf7RAM \u7a7a\u95f4\uff0c\u5bf9\u6240\u7533\u8bf7\u7684\u5730\u5740\u8303\u56f4\u8fdb\u884c\u6d4b\u8bd5
\nstage2 \u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4(\u4ee5\u6267\u884c\u7684\u5148\u540e\u987a\u5e8f)\uff1a
\n\u521d\u59cb\u5316\u672c\u9636\u6bb5\u8981\u4f7f\u7528\u5230\u7684\u786c\u4ef6\u8bbe\u5907\u3002
\n\u68c0\u6d4b\u7cfb\u7edf\u5185\u5b58\u6620\u5c04(memory map)\u3002
\n\u5c06 kernel \u6620\u50cf\u548c\u6839\u6587\u4ef6\u7cfb\u7edf\u6620\u50cf\u4ece flash \u4e0a\u8bfb\u5230 RAM \u7a7a\u95f4\u4e2d\u3002
\n\u4e3a\u5185\u6838\u8bbe\u7f6e\u542f\u52a8\u53c2\u6570\u3002
\n\u8c03\u7528\u5185\u6838\u3002<\/p>\n

\u4e00\u4e2a\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4ece\u8f6f\u4ef6\u89d2\u5ea6\u6765\u770b\u5206\u4e3a\u4e09\u4e2a\u5c42\u6b21\uff1a
\n1.\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f
\n\u5305\u62ec\u56fa\u5316\u5728\u56fa\u5316\u4e2d\u7684boot\u7a0b\u5e8f\uff08\u53ef\u9009\uff09\uff0c\u548cBootLoader\u4e24\u5927\u90e8\u5206
\n2.linux\u5185\u6838
\n\u7279\u5b9a\u4e8e\u5d4c\u5165\u5f0f\u5e73\u53f0\u7684\u5b9a\u5236\u5185\u6838
\n3.\u6587\u4ef6\u7cfb\u7edf
\n\u5305\u62ec\u4e86\u7cfb\u7edf\u547d\u4ee4\u548c\u5e94\u7528\u7a0b\u5e8f
\n——————————————————————————–
\nBootLoader–>Boot Parameters–>Kernel–>Root Filesystem
\n——————————————————————————–
\n\u4e3a\u4ec0\u4e48\u9700\u8981\u8fdb\u884cbootloader\u79fb\u690d\uff1f
\n\u7b54\uff1a1.\u56e0\u4e3a\u6bcf\u79cd\u4e0d\u540c\u7684CPU\u4f53\u7cfb\u7ed3\u6784\u90fd\u6709\u4e0d\u540c\u7684BootLoader
\n2.BootLoader\u4f9d\u8d56\u4e8e\u5177\u4f53\u7684\u5d4c\u5165\u5f0f\u677f\u7ea7\u8bbe\u5907\u7684\u914d\u7f6e
\n——————————————————————————–
\nBootLoader\u542f\u52a8\u8fc7\u7a0b\u53ef\u5206\u4e3a\u5355\u9636\u6bb5\u548c\u591a\u9636\u6bb5(stage1\u3001stage2),\u5176\u4e2dstage1\u5b8c\u6210\u521d\u59cb\u5316\u786c\u4ef6\uff0c\u5982CPU\u5bc4\u5b58\u5668\u3001\u5185\u5b58\u63a7\u5236\u5668\uff0c\u4e3astage2\u51c6\u5907\u5185\u5b58\u7a7a\u95f4\u3002\u4e00\u822cstage1\u662f\u53ef\u4ee5\u76f4\u63a5\u5728nor flash\u4e2d\u8fd0\u884c\u7684\uff0c\u5e76\u5c06stage2\u590d\u5236\u5230\u5185\u5b58RAM\u4e2d\uff0c\u8bbe\u7f6e\u5806\u6808\uff0c\u7136\u540e\u8df3\u8f6c\u5230stage2(\u4ece\u8fd9\u4e5f\u53ef\u4ee5\u770b\u51fastage2\u662f\u5728RAM\u4e2d\u8fd0\u884c\u7684\uff0c\u4e0estage1\u4e0d\u540c)<\/p>\n

BootLoader\u7684stage1\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4\uff08\u6c47\u7f16\uff09\uff1a
\n1.\u786c\u4ef6\u8bbe\u5907\u521d\u59cb\u5316 \u5982CPU\u5bc4\u5b58\u5668\u3001\u5185\u5b58\u63a7\u5236\u5668
\n2.\u4e3a\u52a0\u8f7dBootLoader\u7684stage2\u51c6\u5907RAM\u7a7a\u95f4
\n3.\u62f7\u8d1dBootLoader\u7684stage2\u5230RAM\u7a7a\u95f4\u4e2d
\n4.\u8bbe\u7f6e\u597d\u5806\u6808 \u4e3a\u4ec0\u4e48\uff1f\u4e3a\u4e86\u8df3\u8f6c\u5230stage2\u7684\u5165\u53e3\uff0c\u56e0\u4e3astage2\u5927\u591a\u6570\u662f\u7528C\u8bed\u8a00\u5199\u7684
\n5.\u8df3\u8f6c\u5230stage2\u7684C\u5165\u53e3\u70b9<\/p>\n

BootLoader\u7684stage2\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4\uff08C\u4ee3\u7801\uff09\uff1a
\n1.\u521d\u59cb\u5316\u672c\u9636\u6bb5\u8981\u4f7f\u7528\u5230\u7684\u786c\u4ef6\u8bbe\u5907 \u5404\u79cd\u8bbe\u5907\uff0c\u5982\u7f51\u5361
\n2.\u5c06\u5185\u6838\u6620\u50cf\u548c\u6839\u6587\u4ef6\u7cfb\u7edf\u6620\u50cf\u4eceflash\u4e0a\u8bfb\u5230RAM\u4e2d\u53bb
\n3.\u8c03\u7528\u5185\u6838<\/p>\n

<\/p>\n

Uboot \uff1aftp:\/\/ftp.denx.de\/pub\/u-boot\/<\/h2>\n

Uboot\u7528\u4e8e\u591a\u79cd\u5d4c\u5165\u5f0fCPU\u7684BootLoader\u7a0b\u5e8f\uff0c\u652f\u6301\u591a\u79cd\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\u7684\u5f15\u5bfc\u3002UBOOT\u76ee\u5f55\u7ed3\u6784\uff1a
\n1.Borad \u4e0e\u5f00\u53d1\u677f\u6709\u5173\u7684\u6587\u4ef6\u3002\u7b2c\u4e00\u4e2a\u5f00\u53d1\u677f\u90fd\u4ee5\u4e00\u4e2a\u5b50\u76ee\u5f55\u51fa\u73b0\u5728\u5f53\u524d\u76ee\u5f55\u4e2d
\n2.Common \u5b9e\u73b0Uboot\u652f\u6301\u7684\u547d\u4ee4
\n3.Cpu \u4e0e\u7279\u5b9aCPU\u67b6\u6784\u76f8\u5173\u7684\u4ee3\u7801\uff0c\u652f\u6301\u7684CPU\u5bf9\u5e94\u4e00\u4e2a\u5b50\u76ee\u5f55(\u6ce8\u610fCPU\u4e0e\u5f00\u53d1\u677f\u7684\u533a\u522b)
\n3.Disk \u5bf9\u78c1\u76d8\u7684\u652f\u6301
\n4.Doc \u6587\u6863\u76ee\u5f55
\n5.Drivers Uboot\u652f\u6301\u7684\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f \u5982\u5404\u79cd\u7f51\u5361\u3001\u4e32\u54c1\u3001USB\u3001\u652f\u6301CFI\u7684Flash
\n6.Fs \u6587\u4ef6\u7cfb\u7edf\u7684\u652f\u6301
\n7.Iclude Uboot\u4f7f\u7528\u7684\u5934\u6587\u4ef6\u3002\u8be5\u76ee\u5f55\u4e0bconfigs\u76ee\u5f55\u6709\u4e0e\u5f00\u53d1\u677f\u76f8\u5173\u7684\u914d\u7f6e\u5934\u6587\u4ef6 \u8be5\u76ee\u5f55\u4e0b\u7684asm\u76ee\u5f55\u6709\u4e0eCPU\u4f53\u7cfb\u7ed3\u6784\u76f8\u5173\u7684\u5934\u6587\u4ef6
\n8.Net \u4e0e\u7f51\u7edc\u534f\u8bae\u76f8\u5173\u7684\u4ee3\u7801 \u5404\u8def\u534f\u8bae\u7684\u5b9e\u73b0
\n9.Tools \u751f\u6210Uboot\u7684\u5de5\u5177\uff0c\u5982\uff1amkimage,crc\u7b49\u7b49<\/p>\n

<\/p>\n

Uboot\u7f16\u8bd1\u5206\u4e3a\u4e24\u6b65<\/strong>
\n1.\u6267\u884c\u6bcf\u79cdboard\u76f8\u5173\u7684\u914d\u7f6e \u5982\uff1amake amdk_2420
\n2.\u7f16\u8bd1\u751f\u6210uboot.bin\u6587\u4ef6 \u5982\uff1amake CROSS_COMPILE=arm-linux-(\u6307\u5b9a\u6b63\u786e\u8def\u5f84)<\/p>\n

\u7f16\u8bd1\u6ce8\u610f\u4e24\u6b65 \uff1a<\/strong><\/p>\n

a. \u8fde\u63a5\u5730\u5740 ..\/board\/samsung\/mini6410\/u-boot.lds(\u94fe\u63a5\u6587\u4ef6) \u00a0 + \u00a0 config.mk \u91cc\u9762\u7684\u504f\u79fb\u5730\u5740\uff08\u6839\u636eflash\u5927\u5c0f\u5b9a\u5730\u5740\uff09TEXT_BASE = 0xc7e00000<\/p>\n

b. ..\/cpu\/s3c64xx\/start.S<\/p>\n

u-boot\u7ec8\u6781\u76ee\u7684\u5c31\u662f\u542f\u52a8\u5185\u6838<\/strong><\/p>\n

a. \u4eceflash\u8bfb\u51fa\u5185\u6838UImage\uff0c \u5206\u533a\u540d\u4e0d\u91cd\u8981\uff0c \u5173\u952e\u662f\u4ee3\u7801\u4e2d\u5199\u6b7b\u7684\u5206\u533a\u8d77\u59cb\u5730\u5740\u3002<\/p>\n

b. \u542f\u52a8\u5185\u6838\uff0c do_bootm_linux\u3002do_bootm_linux\u53c8\u5206\u4e24\u6b65\uff0c\u8bbe\u7f6e\u542f\u52a8\u53c2\u6570\uff0c\u544a\u8bc9\u5185\u6838\u4e00\u4e9b\u53c2\u6570\uff08\u6709\u4e00\u4e2a\u8d77\u59cb\u5730\u5740\uff0c\u6309\u56fa\u5b9a\u683c\u5f0f\u5199\u5165\uff09\uff0c\u8df3\u5230\u5185\u6838\u5165\u53e3\u5730\u5740\u518d\u542f\u52a8\u5185\u6838\uff0c\u5185\u6838\u542f\u52a8\u540e\u8981\u8bfb\u53d6\u8bbe\u7f6e\u7684\u53c2\u6570\u53ef\u4ee5\u4ece\u8d77\u59cb\u5730\u5740\u8bfb\u53d6\u3002<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

1\u3001\u5b98\u65b9\u8bf4bootloader BootLoader\u662f\u5728\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u8fd0\u884c\u4e4b\u524d\u8fd0\u884c\u3002\u53ef\u4ee5\u521d\u59cb\u5316\u786c\u4ef6\u8bbe\u5907\uff08\u914d\u7f6eCP […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-2215","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts\/2215","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2215"}],"version-history":[{"count":1,"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts\/2215\/revisions"}],"predecessor-version":[{"id":2218,"href":"http:\/\/www.51cos.com\/index.php?rest_route=\/wp\/v2\/posts\/2215\/revisions\/2218"}],"wp:attachment":[{"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2215"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.51cos.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}