27 lines
487 B
C
27 lines
487 B
C
#ifndef SERIAL_H
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#define SERIAL_H
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#define COM1 0x3f8
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#define COM2 0x2f8
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#define COM3 0x3e8
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#define COM4 0x2e8
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#define ENABLE_TRANSMITTER (0x1 << 1)
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#define FIFO 0x1
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#define TRIGGER_LVL_14 (0x3 << 6)
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#define CLEAR_TRANSMIT_FIFO (0x1 << 2)
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#define CLEAR_RECEIVE_FIFO (0x1 << 1)
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#define NO_PARITY 0x0
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#define EIGHT_BITS_LENGTH 0x3
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#define DLAB (0x1 << 7)
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#define EMPTY_TRANSMITTER (0x1 << 5)
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void init_serial(void);
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int write(const char *buf, size_t count);
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#endif /* SERIAL_H */
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