gxreg.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2008-2012 Juli Mallett <jmallett@FreeBSD.org>
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _DEV_GXEMUL_ETHER_GXREG_H_
   32 #define _DEV_GXEMUL_ETHER_GXREG_H_
   33 
   34 #define GXEMUL_ETHER_DEV_BASE           (0x14000000)
   35 #define GXEMUL_ETHER_DEV_IRQ            (3)
   36 
   37 #define GXEMUL_ETHER_DEV_MTU            (0x4000)
   38 
   39 #define GXEMUL_ETHER_DEV_BUFFER         (0x0000)
   40 #define GXEMUL_ETHER_DEV_STATUS         (0x4000)
   41 #define GXEMUL_ETHER_DEV_LENGTH         (0x4010)
   42 #define GXEMUL_ETHER_DEV_COMMAND        (0x4020)
   43 #define GXEMUL_ETHER_DEV_MAC            (0x4040)
   44 
   45 #ifdef _LP64
   46 #define GXEMUL_ETHER_DEV_FUNCTION(f)                                    \
   47         (volatile uint64_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_ETHER_DEV_BASE + (f))
   48 #define GXEMUL_ETHER_DEV_READ(f)                                        \
   49         (volatile uint64_t)*GXEMUL_ETHER_DEV_FUNCTION(f)
   50 #else
   51 #define GXEMUL_ETHER_DEV_FUNCTION(f)                                    \
   52         (volatile uint32_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_ETHER_DEV_BASE + (f))
   53 #define GXEMUL_ETHER_DEV_READ(f)                                        \
   54         (volatile uint32_t)*GXEMUL_ETHER_DEV_FUNCTION(f)
   55 #endif
   56 #define GXEMUL_ETHER_DEV_WRITE(f, v)                                    \
   57         *GXEMUL_ETHER_DEV_FUNCTION(f) = (v)
   58 
   59 #define GXEMUL_ETHER_DEV_STATUS_RX_OK   (0x01)
   60 #define GXEMUL_ETHER_DEV_STATUS_RX_MORE (0x02)
   61 
   62 #define GXEMUL_ETHER_DEV_COMMAND_RX     (0x00)
   63 #define GXEMUL_ETHER_DEV_COMMAND_TX     (0x01)
   64 
   65 #endif /* !_DEV_GXEMUL_ETHER_GXREG_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/gxemul/ether/gxreg.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/gxemul/ether/gxreg.h