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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
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/*
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* timbuart.c timberdale FPGA GPIO driver
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* Copyright (c) 2009 Intel Corporation
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*
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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 version 2 as
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* published by the Free Software Foundation.
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*
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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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*
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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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/* Supports:
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* Timberdale FPGA UART
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*/
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#ifndef _TIMBUART_H
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#define _TIMBUART_H
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#define TIMBUART_FIFO_SIZE 2048
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#define TIMBUART_RXFIFO 0x08
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#define TIMBUART_TXFIFO 0x0c
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#define TIMBUART_IER 0x10
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#define TIMBUART_IPR 0x14
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#define TIMBUART_ISR 0x18
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#define TIMBUART_CTRL 0x1c
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#define TIMBUART_BAUDRATE 0x20
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#define TIMBUART_CTRL_RTS 0x01
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#define TIMBUART_CTRL_CTS 0x02
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#define TIMBUART_CTRL_FLSHTX 0x40
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#define TIMBUART_CTRL_FLSHRX 0x80
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#define TXBF 0x01
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#define TXBAE 0x02
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#define CTS_DELTA 0x04
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#define RXDP 0x08
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#define RXBAF 0x10
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#define RXBF 0x20
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#define RXTT 0x40
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#define RXBNAE 0x80
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#define TXBE 0x100
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#define RXFLAGS (RXDP | RXBAF | RXBF | RXTT | RXBNAE)
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#define TXFLAGS (TXBF | TXBAE)
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#define TIMBUART_MAJOR 204
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#define TIMBUART_MINOR 192
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#endif /* _TIMBUART_H */
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