target/arm/cpu-param.h at master

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qemu / target / arm / cpu-param.h

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Peter Maydell target/arm: Don't use a TLB for ARMMMUIdx_Stage2 6y ago

bf05340c

 1/*
 2 * ARM cpu parameters for qemu.
 3 *
 4 * Copyright (c) 2003 Fabrice Bellard
 5 * SPDX-License-Identifier: LGPL-2.0+
 6 */
 7
 8#ifndef ARM_CPU_PARAM_H
 9#define ARM_CPU_PARAM_H 1
10
11#ifdef TARGET_AARCH64
12# define TARGET_LONG_BITS             64
13# define TARGET_PHYS_ADDR_SPACE_BITS  48
14# define TARGET_VIRT_ADDR_SPACE_BITS  48
15#else
16# define TARGET_LONG_BITS             32
17# define TARGET_PHYS_ADDR_SPACE_BITS  40
18# define TARGET_VIRT_ADDR_SPACE_BITS  32
19#endif
20
21#ifdef CONFIG_USER_ONLY
22#define TARGET_PAGE_BITS 12
23#else
24/*
25 * ARMv7 and later CPUs have 4K pages minimum, but ARMv5 and v6
26 * have to support 1K tiny pages.
27 */
28# define TARGET_PAGE_BITS_VARY
29# define TARGET_PAGE_BITS_MIN  10
30#endif
31
32#define NB_MMU_MODES 11
33
34#endif