cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

x86_descr.h (2306B)

      1/*
      2 * Copyright (C) 2016 Veertu Inc,
      3 * Copyright (C) 2017 Google Inc,
      4 *
      5 * This program is free software; you can redistribute it and/or
      6 * modify it under the terms of the GNU Lesser General Public
      7 * License as published by the Free Software Foundation; either
      8 * version 2.1 of the License, or (at your option) any later version.
      9 *
     10 * This program is distributed in the hope that it will be useful,
     11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13 * Lesser General Public License for more details.
     14 *
     15 * You should have received a copy of the GNU Lesser General Public
     16 * License along with this program; if not, see <http://www.gnu.org/licenses/>.
     17 */
     18
     19#ifndef HVF_X86_DESCR_H
     20#define HVF_X86_DESCR_H
     21
     22#include "x86.h"
     23
     24typedef struct vmx_segment {
     25    uint16_t sel;
     26    uint64_t base;
     27    uint64_t limit;
     28    uint64_t ar;
     29} vmx_segment;
     30
     31/* deal with vmstate descriptors */
     32void vmx_read_segment_descriptor(struct CPUState *cpu,
     33                                 struct vmx_segment *desc, enum X86Seg seg);
     34void vmx_write_segment_descriptor(CPUState *cpu, struct vmx_segment *desc,
     35                                  enum X86Seg seg);
     36
     37x68_segment_selector vmx_read_segment_selector(struct CPUState *cpu,
     38                                               enum X86Seg seg);
     39void vmx_write_segment_selector(struct CPUState *cpu,
     40                                x68_segment_selector selector,
     41                                enum X86Seg seg);
     42
     43uint64_t vmx_read_segment_base(struct CPUState *cpu, enum X86Seg seg);
     44void vmx_write_segment_base(struct CPUState *cpu, enum X86Seg seg,
     45                            uint64_t base);
     46
     47void x86_segment_descriptor_to_vmx(struct CPUState *cpu,
     48                                   x68_segment_selector selector,
     49                                   struct x86_segment_descriptor *desc,
     50                                   struct vmx_segment *vmx_desc);
     51
     52uint32_t vmx_read_segment_limit(CPUState *cpu, enum X86Seg seg);
     53uint32_t vmx_read_segment_ar(CPUState *cpu, enum X86Seg seg);
     54void vmx_segment_to_x86_descriptor(struct CPUState *cpu,
     55                                   struct vmx_segment *vmx_desc,
     56                                   struct x86_segment_descriptor *desc);
     57
     58#endif