Richard Henderson | 74433bf | 2019-03-22 11:51:19 -0700 | [diff] [blame] | 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 | |
Peter Maydell | bf05340 | 2020-03-30 22:03:57 +0100 | [diff] [blame] | 32 | #define NB_MMU_MODES 11 |
Richard Henderson | 74433bf | 2019-03-22 11:51:19 -0700 | [diff] [blame] | 33 | |
| 34 | #endif |