diff options
Diffstat (limited to 'arch/arm/include/asm/pgtable64.h')
| -rw-r--r-- | arch/arm/include/asm/pgtable64.h | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/arch/arm/include/asm/pgtable64.h b/arch/arm/include/asm/pgtable64.h index d8382505d0..b88ffe6be5 100644 --- a/arch/arm/include/asm/pgtable64.h +++ b/arch/arm/include/asm/pgtable64.h @@ -1,27 +1,14 @@ -/* - * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* SPDX-FileCopyrightText: 2012 ARM Ltd. */ + #ifndef __ASM_PGTABLE64_H #define __ASM_PGTABLE64_H -#define UL(x) _AC(x, UL) - #define UNUSED_DESC 0x6EbAAD0BBADbA6E0 #define VA_START 0x0 -#define BITS_PER_VA 39 +#define BITS_PER_VA 48 +#define BITS_PER_PA 40 // Use 40 Physical address bits /* Granule size of 4KB is being used */ #define GRANULE_SIZE_SHIFT 12 @@ -30,11 +17,13 @@ #define GRANULE_SIZE_MASK ((1 << GRANULE_SIZE_SHIFT) - 1) #define BITS_RESOLVED_PER_LVL (GRANULE_SIZE_SHIFT - 3) +#define L0_ADDR_SHIFT (GRANULE_SIZE_SHIFT + BITS_RESOLVED_PER_LVL * 3) #define L1_ADDR_SHIFT (GRANULE_SIZE_SHIFT + BITS_RESOLVED_PER_LVL * 2) #define L2_ADDR_SHIFT (GRANULE_SIZE_SHIFT + BITS_RESOLVED_PER_LVL * 1) #define L3_ADDR_SHIFT (GRANULE_SIZE_SHIFT + BITS_RESOLVED_PER_LVL * 0) +#define L0_ADDR_MASK (((1UL << BITS_RESOLVED_PER_LVL) - 1) << L0_ADDR_SHIFT) #define L1_ADDR_MASK (((1UL << BITS_RESOLVED_PER_LVL) - 1) << L1_ADDR_SHIFT) #define L2_ADDR_MASK (((1UL << BITS_RESOLVED_PER_LVL) - 1) << L2_ADDR_SHIFT) #define L3_ADDR_MASK (((1UL << BITS_RESOLVED_PER_LVL) - 1) << L3_ADDR_SHIFT) @@ -44,6 +33,7 @@ #define L3_XLAT_SIZE (1UL << L3_ADDR_SHIFT) #define L2_XLAT_SIZE (1UL << L2_ADDR_SHIFT) #define L1_XLAT_SIZE (1UL << L1_ADDR_SHIFT) +#define L0_XLAT_SIZE (1UL << L0_ADDR_SHIFT) #define GRANULE_MASK GRANULE_SIZE |