| /* |
| * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * Neither the name of ARM nor the names of its contributors may be used |
| * to endorse or promote products derived from this software without specific |
| * prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef __MEMCTRL_H__ |
| #define __MEMCTRL_H__ |
| |
| #include <mmio.h> |
| #include <tegra_def.h> |
| |
| /* SMMU registers */ |
| #define MC_SMMU_CONFIG_0 0x10 |
| #define MC_SMMU_CONFIG_0_SMMU_ENABLE_DISABLE 0 |
| #define MC_SMMU_CONFIG_0_SMMU_ENABLE_ENABLE 1 |
| #define MC_SMMU_TLB_CONFIG_0 0x14 |
| #define MC_SMMU_TLB_CONFIG_0_RESET_VAL 0x20000010 |
| #define MC_SMMU_PTC_CONFIG_0 0x18 |
| #define MC_SMMU_PTC_CONFIG_0_RESET_VAL 0x2000003f |
| #define MC_SMMU_TLB_FLUSH_0 0x30 |
| #define TLB_FLUSH_VA_MATCH_ALL 0 |
| #define TLB_FLUSH_ASID_MATCH_DISABLE 0 |
| #define TLB_FLUSH_ASID_MATCH_SHIFT 31 |
| #define MC_SMMU_TLB_FLUSH_ALL \ |
| (TLB_FLUSH_VA_MATCH_ALL | \ |
| (TLB_FLUSH_ASID_MATCH_DISABLE << TLB_FLUSH_ASID_MATCH_SHIFT)) |
| #define MC_SMMU_PTC_FLUSH_0 0x34 |
| #define MC_SMMU_PTC_FLUSH_ALL 0 |
| #define MC_SMMU_ASID_SECURITY_0 0x38 |
| #define MC_SMMU_ASID_SECURITY 0 |
| #define MC_SMMU_TRANSLATION_ENABLE_0_0 0x228 |
| #define MC_SMMU_TRANSLATION_ENABLE_1_0 0x22c |
| #define MC_SMMU_TRANSLATION_ENABLE_2_0 0x230 |
| #define MC_SMMU_TRANSLATION_ENABLE_3_0 0x234 |
| #define MC_SMMU_TRANSLATION_ENABLE_4_0 0xb98 |
| #define MC_SMMU_TRANSLATION_ENABLE (~0) |
| |
| /* TZDRAM carveout configuration registers */ |
| #define MC_SECURITY_CFG0_0 0x70 |
| #define MC_SECURITY_CFG1_0 0x74 |
| |
| /* Video Memory carveout configuration registers */ |
| #define MC_VIDEO_PROTECT_BASE 0x648 |
| #define MC_VIDEO_PROTECT_SIZE_MB 0x64c |
| |
| static inline uint32_t tegra_mc_read_32(uint32_t off) |
| { |
| return mmio_read_32(TEGRA_MC_BASE + off); |
| } |
| |
| static inline void tegra_mc_write_32(uint32_t off, uint32_t val) |
| { |
| mmio_write_32(TEGRA_MC_BASE + off, val); |
| } |
| |
| void tegra_memctrl_setup(void); |
| void tegra_memctrl_tzdram_setup(uint64_t phys_base, uint32_t size_in_bytes); |
| void tegra_memctrl_videomem_setup(uint64_t phys_base, uint32_t size_in_bytes); |
| |
| #endif /* __MEMCTRL_H__ */ |