gxemul_diskreg.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_DISK_GXEMUL_DISK_H_
   32 #define _DEV_GXEMUL_DISK_GXEMUL_DISK_H_
   33 
   34 #define GXEMUL_DISK_DEV_BASE            (0x13000000)
   35 
   36 #define GXEMUL_DISK_DEV_BLOCKSIZE       (0x0200)
   37 
   38 #define GXEMUL_DISK_DEV_ID_START        (0x0000)
   39 #define GXEMUL_DISK_DEV_ID_END          (0x0100)
   40 
   41 #ifdef _LP64
   42 #define GXEMUL_DISK_DEV_OFFSET          (0x0000)
   43 #else
   44 #define GXEMUL_DISK_DEV_OFFSET_LO       (0x0000)
   45 #define GXEMUL_DISK_DEV_OFFSET_HI       (0x0008)
   46 #endif
   47 #define GXEMUL_DISK_DEV_DISKID          (0x0010)
   48 #define GXEMUL_DISK_DEV_START           (0x0020)
   49 #define GXEMUL_DISK_DEV_STATUS          (0x0030)
   50 #define GXEMUL_DISK_DEV_BLOCK           (0x4000)
   51 
   52 #ifdef _LP64
   53 #define GXEMUL_DISK_DEV_FUNCTION(f)                                     \
   54         (volatile uint64_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_DISK_DEV_BASE + (f))
   55 #define GXEMUL_DISK_DEV_READ(f)                                         \
   56         (volatile uint64_t)*GXEMUL_DISK_DEV_FUNCTION(f)
   57 #else
   58 #define GXEMUL_DISK_DEV_FUNCTION(f)                                     \
   59         (volatile uint32_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_DISK_DEV_BASE + (f))
   60 #define GXEMUL_DISK_DEV_READ(f)                                         \
   61         (volatile uint32_t)*GXEMUL_DISK_DEV_FUNCTION(f)
   62 #endif
   63 #define GXEMUL_DISK_DEV_WRITE(f, v)                                     \
   64         *GXEMUL_DISK_DEV_FUNCTION(f) = (v)
   65 
   66 #define GXEMUL_DISK_DEV_START_READ      (0x00)
   67 #define GXEMUL_DISK_DEV_START_WRITE     (0x01)
   68 
   69 #define GXEMUL_DISK_DEV_STATUS_FAILURE  (0x00)
   70 
   71 #endif /* !_DEV_GXEMUL_DISK_GXEMUL_DISK_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/gxemul/disk/gxemul_diskreg.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/gxemul/disk/gxemul_diskreg.h