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来自「linux 0.11中文版 有注释」· HTML 代码 · 共 19 行

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<title>TTY_BUF_SIZE</title>
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<a href='../S/38.html#L30'>TTY_BUF_SIZE</a>       30 include/linux/tty.h   char buf[TTY_BUF_SIZE];	// 队列的缓冲区。
<a href='../S/38.html#L35'>TTY_BUF_SIZE</a>       35 include/linux/tty.h #define INC(a) ((a) = ((a)+1) &amp; (TTY_BUF_SIZE-1))
<a href='../S/38.html#L37'>TTY_BUF_SIZE</a>       37 include/linux/tty.h #define DEC(a) ((a) = ((a)-1) &amp; (TTY_BUF_SIZE-1))
<a href='../S/38.html#L41'>TTY_BUF_SIZE</a>       41 include/linux/tty.h #define LEFT(a) (((a).tail-(a).head-1)&amp;(TTY_BUF_SIZE-1))
<a href='../S/38.html#L43'>TTY_BUF_SIZE</a>       43 include/linux/tty.h #define LAST(a) ((a).buf[(TTY_BUF_SIZE-1)&amp;((a).head-1)])
<a href='../S/38.html#L47'>TTY_BUF_SIZE</a>       47 include/linux/tty.h #define CHARS(a) (((a).head-(a).tail)&amp;(TTY_BUF_SIZE-1))
<a href='../S/64.html#L29'>TTY_BUF_SIZE</a>       29 kernel/chr_drv/serial.c #define WAKEUP_CHARS (TTY_BUF_SIZE/4)	// 当写队列中含有WAKEUP_CHARS 个字符时,就开始发送。
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