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摘要:Kobjects Sysfs Operations Buses, Devices, and Drivers Classes Firmware 阅读全文
posted @ 2019-05-27 11:35 realplay 阅读(514) 评论(0) 推荐(0) 编辑
摘要:The PCI bus achieves better performance by using a higher clock rate than ISA; its clock runs at 25 or 33 MHz (its actual rate being a factor of the s 阅读全文
posted @ 2019-05-24 16:42 realplay 阅读(512) 评论(0) 推荐(0) 编辑
摘要:The equivalent signed types exist as well. In user space, you can refer to the types as __u8, _ _u16, and so forth. #include <asm/page.h> Symbols that 阅读全文
posted @ 2019-05-23 18:24 realplay 阅读(329) 评论(0) 推荐(0) 编辑
摘要:常用函数和宏定义 These symbols related to interrupt management were introduced in this chapter: Calls that register and unregister an interrupt handler. dev_n 阅读全文
posted @ 2019-05-23 16:30 realplay 阅读(266) 评论(0) 推荐(0) 编辑
摘要:慢启动与拥塞避免 快恢复 阅读全文
posted @ 2019-05-23 15:04 realplay 阅读(374) 评论(0) 推荐(0) 编辑
摘要:WRR/DRR/WFQ WRR WRR for network packet scheduling was first proposed by Katevenis, Sidiropoulos and Courcoubetis in 1991, specifically for scheduling 阅读全文
posted @ 2019-05-23 11:12 realplay 阅读(153) 评论(0) 推荐(0) 编辑
摘要:IO端口和IO内存 每个外设都是通过读写其寄存器来控制的。外设寄存器也称为I/O端口,通常包括:控制寄存器、状态寄存器和数据寄存器三大类。根据访问外设寄存器的不同方式,可以把CPU分成两大类。一类CPU(如M68K,Power PC等)把这些寄存器看作内存的一部分,寄存器参与内存统一编址,访问寄存器 阅读全文
posted @ 2019-05-23 10:14 realplay 阅读(243) 评论(0) 推荐(0) 编辑
摘要:css实现元素在框内的水平/垂直居中: 阅读全文
posted @ 2019-04-18 14:30 realplay 阅读(90) 评论(0) 推荐(0) 编辑
摘要:网络资源 https://docs.python.org/2.7/library/index.html https://docs.python.org/3.6/library/index.html http://flask.pocoo.org/docs/1.0/ https://www.cnblog 阅读全文
posted @ 2019-03-26 16:36 realplay 阅读(138) 评论(0) 推荐(0) 编辑
摘要:grub2 安装grub2到某分区 mount /mnt/dev /dev/sdb2 //这里选择你刚才分区的第二个分区 sudo grub-install --root-directory=/mnt/dev --no-floppy /dev/sdb 目录 /usr/lib/grub/i386-pc 阅读全文
posted @ 2019-03-18 11:50 realplay 阅读(150) 评论(0) 推荐(0) 编辑
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