projects / mirror_ubuntu-kernels.git / blame
| Commit | Line | Data |
|---|---|---|
| 2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 85749d24 | 2 | /* |
| 6f7a251a | 3 | * Copyright (C) 2009 Lemote, Inc. |
| f7a904df | 4 | * Author: Wu Zhangjin <wuzhangjin@gmail.com> |
| 85749d24 WZ |
5 | */ |
| 6 | ||
| 30ad29bb HC |
7 | #ifndef __ASM_MACH_LOONGSON64_MEM_H |
| 8 | #define __ASM_MACH_LOONGSON64_MEM_H | |
| 85749d24 WZ |
9 | |
| 10 | /* | |
| 6f7a251a | 11 | * high memory space |
| 85749d24 | 12 | * |
| 6f7a251a WZ |
13 | * in loongson2e, starts from 512M |
| 14 | * in loongson2f, starts from 2G 256M | |
| 85749d24 | 15 | */ |
| 6f7a251a WZ |
16 | #ifdef CONFIG_CPU_LOONGSON2E |
| 17 | #define LOONGSON_HIGHMEM_START 0x20000000 | |
| 18 | #else | |
| 19 | #define LOONGSON_HIGHMEM_START 0x90000000 | |
| 20 | #endif | |
| 85749d24 | 21 | |
| 6f7a251a WZ |
22 | /* |
| 23 | * the peripheral registers(MMIO): | |
| 24 | * | |
| 25 | * On the Lemote Loongson 2e system, reside between 0x1000:0000 and 0x2000:0000. | |
| 26 | * On the Lemote Loongson 2f system, reside between 0x1000:0000 and 0x8000:0000. | |
| 27 | */ | |
| 85749d24 WZ |
28 | |
| 29 | #define LOONGSON_MMIO_MEM_START 0x10000000 | |
| 85749d24 | 30 | |
| 6f7a251a WZ |
31 | #ifdef CONFIG_CPU_LOONGSON2E |
| 32 | #define LOONGSON_MMIO_MEM_END 0x20000000 | |
| 33 | #else | |
| 34 | #define LOONGSON_MMIO_MEM_END 0x80000000 | |
| 85749d24 WZ |
35 | #endif |
| 36 | ||
| 30ad29bb | 37 | #endif /* __ASM_MACH_LOONGSON64_MEM_H */ |