| 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 "emulate/x86.h" |
| 23 | |
| 24 | typedef 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 */ |
| 32 | void vmx_read_segment_descriptor(CPUState *cpu, |
| 33 | struct vmx_segment *desc, enum X86Seg seg); |
| 34 | void vmx_write_segment_descriptor(CPUState *cpu, struct vmx_segment *desc, |
| 35 | enum X86Seg seg); |
| 36 | |
| 37 | x86_segment_selector vmx_read_segment_selector(CPUState *cpu, |
| 38 | enum X86Seg seg); |
| 39 | void vmx_write_segment_selector(CPUState *cpu, |
| 40 | x86_segment_selector selector, |
| 41 | enum X86Seg seg); |
| 42 | |
| 43 | uint64_t vmx_read_segment_base(CPUState *cpu, enum X86Seg seg); |
| 44 | void vmx_write_segment_base(CPUState *cpu, enum X86Seg seg, |
| 45 | uint64_t base); |
| 46 | |
| 47 | void x86_segment_descriptor_to_vmx(CPUState *cpu, |
| 48 | x86_segment_selector selector, |
| 49 | struct x86_segment_descriptor *desc, |
| 50 | struct vmx_segment *vmx_desc); |
| 51 | |
| 52 | uint32_t vmx_read_segment_limit(CPUState *cpu, enum X86Seg seg); |
| 53 | uint32_t vmx_read_segment_ar(CPUState *cpu, enum X86Seg seg); |
| 54 | void vmx_segment_to_x86_descriptor(CPUState *cpu, |
| 55 | struct vmx_segment *vmx_desc, |
| 56 | struct x86_segment_descriptor *desc); |
| 57 | |
| 58 | #endif |