15 lines
397 B
C
15 lines
397 B
C
#ifndef _RPI_SERIAL_H
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#define _RPI_SERIAL_H
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/* UART register map */
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#define RPI_BCM2835_DEBUG_UART_BASE 0x20201000 /* miniUART - uses PL011 module */
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/* UART registers */
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#define RPI_UART_DR 0 // data register
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#define RPI_UART_FR 0x18 // flag register
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/* Line status register fields */
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#define RPI_UARTFR_TXFF (1 << 5) // tramit FIFO full
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#endif /* _RPI_SERIAL_H */
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