vmbus_vector.S

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    1 /*-
    2  * Copyright (c) 2016 Microsoft Corp.
    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 unmodified, this list of conditions, and the following
   10  *    disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   25  *
   26  * $FreeBSD$
   27  */
   28 
   29 #include "assym.inc"
   30 
   31 #include <machine/psl.h>
   32 #include <machine/asmacros.h>
   33 #include <machine/specialreg.h>
   34 
   35 /*
   36  * This is the Hyper-V vmbus channel direct callback interrupt.
   37  * Only used when it is running on Hyper-V.
   38  *
   39  * Note that this file is not assembled directly, it is included into
   40  * i386/exception.s.
   41  */
   42         .text
   43         SUPERALIGN_TEXT
   44 IDTVEC(vmbus_isr_pti)
   45 IDTVEC(vmbus_isr)
   46         PUSH_FRAME
   47         SET_KERNEL_SREGS
   48         cld
   49         KENTER
   50         pushl   %esp
   51         mov     $vmbus_handle_intr, %eax
   52         call    *%eax
   53         add     $4, %esp
   54         jmp     doreti

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FreeBSD/Linux Kernel Cross Reference sys/dev/hyperv/vmbus/i386/vmbus_vector.S

FreeBSD/Linux Kernel Cross Reference
sys/dev/hyperv/vmbus/i386/vmbus_vector.S