hwreset_if.m

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    1 #-
    2 # Copyright 2016 Michal Meloun <mmel@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 # $FreeBSD$
   27 #
   28 
   29 #include "opt_platform.h"
   30 
   31 #ifdef FDT
   32 #include <sys/types.h>
   33 #include <dev/ofw/ofw_bus.h>
   34 #endif
   35 
   36 INTERFACE hwreset;
   37 
   38 #ifdef FDT
   39 HEADER {
   40 int hwreset_default_ofw_map(device_t , phandle_t, int, pcell_t *, intptr_t *);
   41 }
   42 
   43 #
   44 # map fdt property cells to reset id
   45 # Returns 0 on success or a standard errno value.
   46 #
   47 METHOD int map {
   48         device_t        provider_dev;
   49         phandle_t       xref;
   50         int             ncells;
   51         pcell_t         *cells;
   52         intptr_t        *id;
   53 } DEFAULT hwreset_default_ofw_map;
   54 #endif
   55 
   56 #
   57 # Assert/deassert given reset.
   58 # Returns 0 on success or a standard errno value.
   59 #
   60 METHOD int assert {
   61         device_t        provider_dev;
   62         intptr_t        id;
   63         bool            value;
   64 };
   65 
   66 #
   67 # Get actual status of given reset.
   68 # Returns 0 on success or a standard errno value.
   69 #
   70 METHOD int is_asserted {
   71         device_t        provider_dev;
   72         intptr_t        id;
   73         bool            *value;
   74 };

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FreeBSD/Linux Kernel Cross Reference sys/dev/extres/hwreset/hwreset_if.m

FreeBSD/Linux Kernel Cross Reference
sys/dev/extres/hwreset/hwreset_if.m