x64/tss.h

/*
 * Copyright (c) 2008-2014, Pedigree Developers
 *
 * Please see the CONTRIB file in the root of the source tree for a full
 * list of contributors.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef KERNEL_PROCESSOR_X64_TSS_H
#define KERNEL_PROCESSOR_X64_TSS_H

#include "pedigree/kernel/compiler.h"
#include "pedigree/kernel/processor/types.h"

struct X64TaskStateSegment
{
    uint32_t res0;
    uint64_t rsp0;
    uint64_t rsp1;
    uint64_t rsp2;
    uint64_t res1;
    uint64_t ist[7];
    uint64_t res2;
    uint16_t res3;
    uint16_t ioPermBitmap;

    char ioPermBitmapData[65536 / 8];  // 64k ports, 8 bytes per char
} PACKED;

#endif