The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/mips/gxemul/mpreg.h

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    1 /*-
    2  * Copyright (c) 2004-2012 Juli Mallett <jmallett@FreeBSD.org>
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/11.0/sys/mips/gxemul/mpreg.h 255212 2013-09-04 20:34:36Z gonzo $
   27  */
   28 
   29 #ifndef _MIPS_GXEMUL_MPREG_H_
   30 #define _MIPS_GXEMUL_MPREG_H_
   31 
   32 #define GXEMUL_MP_DEV_BASE      0x11000000
   33 
   34 #define GXEMUL_MP_DEV_WHOAMI    0x0000
   35 #define GXEMUL_MP_DEV_NCPUS     0x0010
   36 #define GXEMUL_MP_DEV_START     0x0020
   37 #define GXEMUL_MP_DEV_STARTADDR 0x0030
   38 #define GXEMUL_MP_DEV_STACK     0x0070
   39 #define GXEMUL_MP_DEV_RANDOM    0x0080
   40 #define GXEMUL_MP_DEV_MEMORY    0x0090
   41 #define GXEMUL_MP_DEV_IPI_ONE   0x00a0
   42 #define GXEMUL_MP_DEV_IPI_MANY  0x00b0
   43 #define GXEMUL_MP_DEV_IPI_READ  0x00c0
   44 #define GXEMUL_MP_DEV_CYCLES    0x00d0
   45 
   46 #ifdef _LP64
   47 #define GXEMUL_MP_DEV_FUNCTION(f)                                       \
   48         (volatile uint64_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_MP_DEV_BASE + (f))
   49 #define GXEMUL_MP_DEV_READ(f)                                           \
   50         (volatile uint64_t)*GXEMUL_MP_DEV_FUNCTION(f)
   51 #else
   52 #define GXEMUL_MP_DEV_FUNCTION(f)                                       \
   53         (volatile uint32_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_MP_DEV_BASE + (f))
   54 #define GXEMUL_MP_DEV_READ(f)                                           \
   55         (volatile uint32_t)*GXEMUL_MP_DEV_FUNCTION(f)
   56 #endif
   57 #define GXEMUL_MP_DEV_WRITE(f, v)                                       \
   58         *GXEMUL_MP_DEV_FUNCTION(f) = (v)
   59 
   60 #define GXEMUL_MP_DEV_IPI_INTERRUPT     (6)
   61 
   62 #endif /* !_MIPS_GXEMUL_MPREG_H */

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