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| author | Tristan Shieh <tristan.shieh@mediatek.com> | 2018-07-04 13:37:39 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-07-11 10:45:48 +0000 |
| commit | c645a5aac4c2af002c7748524fbe1f51a64e2300 (patch) | |
| tree | 99ace67b095563382f7abd2d94a8177fe06073c4 /src/soc/mediatek/common/include/soc/mmu_operations.h | |
| parent | 1a26a30a7f8b52635998c0d35e79fa84c513995c (diff) | |
| download | coreboot-c645a5aac4c2af002c7748524fbe1f51a64e2300.tar.gz coreboot-c645a5aac4c2af002c7748524fbe1f51a64e2300.tar.bz2 coreboot-c645a5aac4c2af002c7748524fbe1f51a64e2300.zip | |
mediatek: Share MMU operation code among similar SOCs
Refactor MMU operation code which will be reused among similar SOCs.
BUG=b:80501386
BRANCH=none
TEST=Boots correctly on Elm
Change-Id: Id8173da0a02e57e863263fcd89c91a9c089e8a0f
Signed-off-by: Tristan Shieh <tristan.shieh@mediatek.com>
Reviewed-on: https://review.coreboot.org/27349
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Diffstat (limited to 'src/soc/mediatek/common/include/soc/mmu_operations.h')
| -rw-r--r-- | src/soc/mediatek/common/include/soc/mmu_operations.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/soc/mediatek/common/include/soc/mmu_operations.h b/src/soc/mediatek/common/include/soc/mmu_operations.h new file mode 100644 index 000000000000..b08169045117 --- /dev/null +++ b/src/soc/mediatek/common/include/soc/mmu_operations.h @@ -0,0 +1,39 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2018 MediaTek Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * 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. + */ + +#ifndef __SOC_MEDIATEK_COMMON_MMU_OPERATIONS_H__ +#define __SOC_MEDIATEK_COMMON_MMU_OPERATIONS_H__ + +#include <arch/mmu.h> + +enum { + DEV_MEM = MA_DEV | MA_S | MA_RW, + CACHED_MEM = MA_MEM | MA_NS | MA_RW, + SECURE_MEM = MA_MEM | MA_S | MA_RW, + UNCACHED_MEM = MA_MEM | MA_NS | MA_RW | MA_MEM_NC, +}; + +extern unsigned char _sram_l2c[]; +extern unsigned char _esram_l2c[]; +#define _sram_l2c_size (_esram_l2c - _sram_l2c) + +void mtk_soc_after_dram(void); +void mtk_soc_disable_l2c_sram(void); + +void mtk_mmu_init(void); +void mtk_mmu_after_dram(void); +void mtk_mmu_disable_l2c_sram(void); + +#endif |