59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/*
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Mantis PCI bridge driver
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Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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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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