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/arm/freescale/imx/imx_machdep.h

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    1 /*-
    2  * Copyright (c) 2013 Ian Lepore <ian@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/arm/freescale/imx/imx_machdep.h 291367 2015-11-26 17:26:52Z ian $
   27  */
   28 
   29 #ifndef IMX_MACHDEP_H
   30 #define IMX_MACHDEP_H
   31 
   32 #include <sys/types.h>
   33 #include <sys/sysctl.h>
   34 
   35 SYSCTL_DECL(_hw_imx);
   36 
   37 /* Common functions, implemented in imx_machdep.c. */
   38 
   39 void imx_wdog_cpu_reset(vm_offset_t _wdcr_phys)  __attribute__((__noreturn__));
   40 void imx_wdog_init_last_reset(vm_offset_t _wdsr_phys);
   41 
   42 /* From here down, routines are implemented in imxNN_machdep.c. */
   43 
   44 /*
   45  * SoC identity.
   46  * According to the documentation, there is such a thing as an i.MX6 Dual
   47  * (non-lite flavor).  However, Freescale doesn't seem to have assigned it a
   48  * number in their code for determining the SoC type in u-boot.
   49  *
   50  * To-do: put silicon revision numbers into the low-order bits somewhere.
   51  */
   52 #define IMXSOC_51       0x51000000
   53 #define IMXSOC_53       0x53000000
   54 #define IMXSOC_6SL      0x60000000
   55 #define IMXSOC_6DL      0x61000000
   56 #define IMXSOC_6S       0x62000000
   57 #define IMXSOC_6Q       0x63000000
   58 #define IMXSOC_FAMSHIFT 28
   59 
   60 u_int imx_soc_type(void);
   61 u_int imx_soc_family(void);
   62 
   63 #endif
   64 

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