| /* SPDX-License-Identifier: GPL-2.0 |
| * |
| * Copyright 2016-2020 HabanaLabs, Ltd. |
| * All Rights Reserved. |
| * |
| */ |
| |
| #ifndef INCLUDE_MMU_GENERAL_H_ |
| #define INCLUDE_MMU_GENERAL_H_ |
| |
| #define PAGE_SHIFT_4KB 12 |
| #define PAGE_SHIFT_2MB 21 |
| #define PAGE_SIZE_2MB (_AC(1, UL) << PAGE_SHIFT_2MB) |
| #define PAGE_SIZE_4KB (_AC(1, UL) << PAGE_SHIFT_4KB) |
| |
| #define PAGE_PRESENT_MASK 0x0000000000001ull |
| #define SWAP_OUT_MASK 0x0000000000004ull |
| #define LAST_MASK 0x0000000000800ull |
| #define HOP0_MASK 0x3000000000000ull |
| #define HOP1_MASK 0x0FF8000000000ull |
| #define HOP2_MASK 0x0007FC0000000ull |
| #define HOP3_MASK 0x000003FE00000ull |
| #define HOP4_MASK 0x00000001FF000ull |
| #define FLAGS_MASK 0x0000000000FFFull |
| |
| #define HOP0_SHIFT 48 |
| #define HOP1_SHIFT 39 |
| #define HOP2_SHIFT 30 |
| #define HOP3_SHIFT 21 |
| #define HOP4_SHIFT 12 |
| |
| #define MMU_ARCH_5_HOPS 5 |
| |
| #define HOP_PHYS_ADDR_MASK (~FLAGS_MASK) |
| |
| #define HL_PTE_SIZE sizeof(u64) |
| #define HOP_TABLE_SIZE PAGE_SIZE_4KB |
| #define PTE_ENTRIES_IN_HOP (HOP_TABLE_SIZE / HL_PTE_SIZE) |
| #define HOP0_TABLES_TOTAL_SIZE (HOP_TABLE_SIZE * MAX_ASID) |
| |
| #define MMU_HOP0_PA43_12_SHIFT 12 |
| #define MMU_HOP0_PA49_44_SHIFT (12 + 32) |
| |
| #define MMU_CONFIG_TIMEOUT_USEC 2000 /* 2 ms */ |
| |
| #endif /* INCLUDE_MMU_GENERAL_H_ */ |