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/*
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 * Copyright (c) 2001-2004 Jakub Jermar
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup amd64
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 * @{
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 */
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/** @file
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 */
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#ifndef KERN_amd64_CPU_H_
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#define KERN_amd64_CPU_H_
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#define RFLAGS_IF       (1 << 9)
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#define RFLAGS_RF       (1 << 16)
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#define EFER_MSR_NUM    0xc0000080
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#define AMD_SCE_FLAG    0
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#define AMD_LME_FLAG    8
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#define AMD_LMA_FLAG    10
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#define AMD_FFXSR_FLAG  14
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#define AMD_NXE_FLAG    11
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/* MSR registers */
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#define AMD_MSR_STAR    0xc0000081
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#define AMD_MSR_LSTAR   0xc0000082
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#define AMD_MSR_SFMASK  0xc0000084
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#define AMD_MSR_FS      0xc0000100
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#define AMD_MSR_GS      0xc0000101
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#ifndef __ASM__
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#include <arch/pm.h>
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typedef struct {
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    int vendor;
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    int family;
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    int model;
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    int stepping;
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    struct tss *tss;
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    count_t iomapver_copy;  /** Copy of TASK's I/O Permission bitmap generation count. */
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} cpu_arch_t;
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struct star_msr {
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};
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struct lstar_msr {
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};
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extern void set_efer_flag(int flag);
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extern uint64_t read_efer_flag(void);
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void cpu_setup_fpu(void);
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#endif /* __ASM__ */
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#endif
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/** @}
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 */