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46 lines
1015 B
46 lines
1015 B
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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Mantis PCI bridge driver |
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Copyright (C) Manu Abraham ([email protected]) |
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*/ |
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#ifndef __MANTIS_UART_H |
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#define __MANTIS_UART_H |
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#define MANTIS_UART_CTL 0xe0 |
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#define MANTIS_UART_RXINT (1 << 4) |
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#define MANTIS_UART_RXFLUSH (1 << 2) |
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#define MANTIS_UART_RXD 0xe8 |
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#define MANTIS_UART_BAUD 0xec |
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#define MANTIS_UART_STAT 0xf0 |
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#define MANTIS_UART_RXFIFO_DATA (1 << 7) |
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#define MANTIS_UART_RXFIFO_EMPTY (1 << 6) |
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#define MANTIS_UART_RXFIFO_FULL (1 << 3) |
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#define MANTIS_UART_FRAME_ERR (1 << 2) |
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#define MANTIS_UART_PARITY_ERR (1 << 1) |
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#define MANTIS_UART_RXTHRESH_INT (1 << 0) |
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enum mantis_baud { |
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MANTIS_BAUD_9600 = 0, |
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MANTIS_BAUD_19200, |
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MANTIS_BAUD_38400, |
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MANTIS_BAUD_57600, |
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MANTIS_BAUD_115200 |
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}; |
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enum mantis_parity { |
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MANTIS_PARITY_NONE = 0, |
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MANTIS_PARITY_EVEN, |
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MANTIS_PARITY_ODD, |
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}; |
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struct mantis_pci; |
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extern int mantis_uart_init(struct mantis_pci *mantis); |
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extern void mantis_uart_exit(struct mantis_pci *mantis); |
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#endif /* __MANTIS_UART_H */
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