From c645a5aac4c2af002c7748524fbe1f51a64e2300 Mon Sep 17 00:00:00 2001 From: Tristan Shieh Date: Wed, 4 Jul 2018 13:37:39 +0800 Subject: 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 Reviewed-on: https://review.coreboot.org/27349 Tested-by: build bot (Jenkins) Reviewed-by: Julius Werner --- .../mediatek/common/include/soc/mmu_operations.h | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 src/soc/mediatek/common/include/soc/mmu_operations.h (limited to 'src/soc/mediatek/common/include') 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 0000000000..b081690451 --- /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 + +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 -- cgit v1.2.3