unicorn/qemu/target/arm/cpu-param.h
Richard Henderson 0318d7af99 target/arm: Reorganize ARMMMUIdx
Prepare for, but do not yet implement, the EL2&0 regime.
This involves adding the new MMUIdx enumerators and adjusting
some of the MMUIdx related predicates to match.

Backports commit b9f6033c1a5fb7da55ed353794db8ec064f78bb2 from qemu.
2020-03-21 15:10:05 -04:00

37 lines
813 B
C

/*
* ARM cpu parameters for qemu.
*
* Copyright (c) 2003 Fabrice Bellard
* SPDX-License-Identifier: LGPL-2.0+
*/
#ifndef ARM_CPU_PARAM_H
#define ARM_CPU_PARAM_H 1
#ifdef TARGET_AARCH64
# define TARGET_LONG_BITS 64
# define TARGET_PHYS_ADDR_SPACE_BITS 48
# define TARGET_VIRT_ADDR_SPACE_BITS 48
#else
# define TARGET_LONG_BITS 32
# define TARGET_PHYS_ADDR_SPACE_BITS 40
# define TARGET_VIRT_ADDR_SPACE_BITS 32
#endif
#ifdef CONFIG_USER_ONLY
#define TARGET_PAGE_BITS 12
#else
/*
* ARMv7 and later CPUs have 4K pages minimum, but ARMv5 and v6
* have to support 1K tiny pages.
*/
// Unicorn: Commented out until VTLB support is implemented.
//# define TARGET_PAGE_BITS_VARY
//# define TARGET_PAGE_BITS_MIN 10
# define TARGET_PAGE_BITS 10
#endif
#define NB_MMU_MODES 9
#endif