PCI设备驱动，主要介绍PCI驱动开发框架，总结了四种获取PCI配置空间的方法。-PCI device drivers, introduces the PCI-driven development framework, summed up the four access to PCI configuration space approach.
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SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.097285s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001551s ]
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