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[ioctl] add TIOCSWINSZ
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[drivers/serial]add a line feed to the carriage return character when…
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Signed-off-by: WillianChan <[email protected]>
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Signed-off-by: WillianChan <[email protected]>
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interrupt tx
Signed-off-by: WillianChan <[email protected]>
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��存泄漏
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��死机问题
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"remove #ifdef RT_SERIAL_USING_DMA in rt_serial_open， always check device open dma flag"
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rx_fifo->is_full已经满时继续更新rx_fifo->get_index
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define.
Fix compile error when RT_USING_POSIX_TERMIOS is not define.
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1.Fix poll rx issue when data is full.
2.Add TCFLSH and FIONREAD support.
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uart parameters.
data bits should get from CSIZE.
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1. Add macro check in rtdebug.h;
2. Use RT_USING_POSIX for poll/select, stdin etc.
3. Split dfs_posix.h to dfs_posix.h, dfs_poll.h and dfs_select.h;
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method/functions.
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1. Change 'rt_uint8_t' type of cmd to 'int';
2. Add waitqueue;
3. Split device ipc header files;
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uart configure shall not been performed if uart is not open.
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fix reset serial receive interrupt flag when close serial
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