xref: /openbmc/qemu/target/i386/hvf/x86_mmu.h (revision e692f9c6a681de1372a41999b14a947a553b6a1a)
169e0a03cSPaolo Bonzini /*
269e0a03cSPaolo Bonzini  * Copyright (C) 2016 Veertu Inc,
369e0a03cSPaolo Bonzini  * Copyright (C) 2017 Google Inc,
469e0a03cSPaolo Bonzini  *
569e0a03cSPaolo Bonzini  * This program is free software; you can redistribute it and/or
669e0a03cSPaolo Bonzini  * modify it under the terms of the GNU Lesser General Public
769e0a03cSPaolo Bonzini  * License as published by the Free Software Foundation; either
88af82b8eSChetan Pant  * version 2.1 of the License, or (at your option) any later version.
969e0a03cSPaolo Bonzini  *
1069e0a03cSPaolo Bonzini  * This program is distributed in the hope that it will be useful,
1169e0a03cSPaolo Bonzini  * but WITHOUT ANY WARRANTY; without even the implied warranty of
1269e0a03cSPaolo Bonzini  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
1369e0a03cSPaolo Bonzini  * Lesser General Public License for more details.
1469e0a03cSPaolo Bonzini  *
1569e0a03cSPaolo Bonzini  * You should have received a copy of the GNU Lesser General Public
1669e0a03cSPaolo Bonzini  * License along with this program; if not, see <http://www.gnu.org/licenses/>.
1769e0a03cSPaolo Bonzini  */
18a8b991b5SMarkus Armbruster 
19a8b991b5SMarkus Armbruster #ifndef X86_MMU_H
20a8b991b5SMarkus Armbruster #define X86_MMU_H
2169e0a03cSPaolo Bonzini 
2269e0a03cSPaolo Bonzini #define PT_PRESENT      (1 << 0)
2369e0a03cSPaolo Bonzini #define PT_WRITE        (1 << 1)
2469e0a03cSPaolo Bonzini #define PT_USER         (1 << 2)
2569e0a03cSPaolo Bonzini #define PT_WT           (1 << 3)
2669e0a03cSPaolo Bonzini #define PT_CD           (1 << 4)
2769e0a03cSPaolo Bonzini #define PT_ACCESSED     (1 << 5)
2869e0a03cSPaolo Bonzini #define PT_DIRTY        (1 << 6)
2969e0a03cSPaolo Bonzini #define PT_PS           (1 << 7)
3069e0a03cSPaolo Bonzini #define PT_GLOBAL       (1 << 8)
3169e0a03cSPaolo Bonzini #define PT_NX           (1llu << 63)
3269e0a03cSPaolo Bonzini 
3369e0a03cSPaolo Bonzini /* error codes */
3469e0a03cSPaolo Bonzini #define MMU_PAGE_PT             (1 << 0)
3569e0a03cSPaolo Bonzini #define MMU_PAGE_WT             (1 << 1)
3669e0a03cSPaolo Bonzini #define MMU_PAGE_US             (1 << 2)
3769e0a03cSPaolo Bonzini #define MMU_PAGE_NX             (1 << 3)
3869e0a03cSPaolo Bonzini 
39*f8436a16SPhilippe Mathieu-Daudé bool mmu_gva_to_gpa(CPUState *cpu, target_ulong gva, uint64_t *gpa);
4069e0a03cSPaolo Bonzini 
41*f8436a16SPhilippe Mathieu-Daudé void vmx_write_mem(CPUState *cpu, target_ulong gva, void *data, int bytes);
42*f8436a16SPhilippe Mathieu-Daudé void vmx_read_mem(CPUState *cpu, void *data, target_ulong gva, int bytes);
4369e0a03cSPaolo Bonzini 
44a8b991b5SMarkus Armbruster #endif /* X86_MMU_H */
45