Merge tag 'ide-pull-request' of https://gitlab.com/jsnow/qemu into staging
[qemu.git] / target / i386 / cpu-param.h
1 /*
2 * i386 cpu parameters for qemu.
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 * SPDX-License-Identifier: LGPL-2.0+
6 */
7
8 #ifndef I386_CPU_PARAM_H
9 #define I386_CPU_PARAM_H 1
10
11 #ifdef TARGET_X86_64
12 # define TARGET_LONG_BITS 64
13 # define TARGET_PHYS_ADDR_SPACE_BITS 52
14 /*
15 * ??? This is really 48 bits, sign-extended, but the only thing
16 * accessible to userland with bit 48 set is the VSYSCALL, and that
17 * is handled via other mechanisms.
18 */
19 # define TARGET_VIRT_ADDR_SPACE_BITS 47
20 #else
21 # define TARGET_LONG_BITS 32
22 # define TARGET_PHYS_ADDR_SPACE_BITS 36
23 # define TARGET_VIRT_ADDR_SPACE_BITS 32
24 #endif
25 #define TARGET_PAGE_BITS 12
26 #define NB_MMU_MODES 3
27
28 #endif