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 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 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(struct 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 x68_segment_selector vmx_read_segment_selector(struct CPUState *cpu, 38 enum X86Seg seg); 39 void vmx_write_segment_selector(struct CPUState *cpu, 40 x68_segment_selector selector, 41 enum X86Seg seg); 42 43 uint64_t vmx_read_segment_base(struct CPUState *cpu, enum X86Seg seg); 44 void vmx_write_segment_base(struct CPUState *cpu, enum X86Seg seg, 45 uint64_t base); 46 47 void 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 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(struct CPUState *cpu, 55 struct vmx_segment *vmx_desc, 56 struct x86_segment_descriptor *desc); 57 58 #endif 59