Chengci Xu | db1e75b | 2022-07-20 16:20:15 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2022, MediaTek Inc. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <mtk_iommu_plat.h> |
| 8 | #include <mtk_mmap_pool.h> |
| 9 | #include <platform_def.h> |
| 10 | |
| 11 | /* mm iommu */ |
| 12 | #define SMI_L0_ID (0) |
| 13 | #define SMI_L1_ID (1) |
| 14 | #define SMI_L2_ID (2) |
| 15 | #define SMI_L3_ID (3) |
| 16 | #define SMI_L4_ID (4) |
| 17 | #define SMI_L5_ID (5) |
| 18 | #define SMI_L6_ID (6) |
| 19 | #define SMI_L7_ID (7) |
| 20 | #define SMI_L9_ID (8) |
| 21 | #define SMI_L10_ID (9) |
| 22 | #define SMI_L11A_ID (10) |
| 23 | #define SMI_L11B_ID (11) |
| 24 | #define SMI_L11C_ID (12) |
| 25 | #define SMI_L12_ID (13) |
| 26 | #define SMI_L13_ID (14) |
| 27 | #define SMI_L14_ID (15) |
| 28 | #define SMI_L15_ID (16) |
| 29 | #define SMI_L16A_ID (17) |
| 30 | #define SMI_L16B_ID (18) |
| 31 | #define SMI_L17A_ID (19) |
| 32 | #define SMI_L17B_ID (20) |
| 33 | #define SMI_L19_ID (21) |
| 34 | #define SMI_L21_ID (22) |
| 35 | #define SMI_L23_ID (23) |
| 36 | #define SMI_L27_ID (24) |
| 37 | #define SMI_L28_ID (25) |
| 38 | |
| 39 | /* infra iommu */ |
| 40 | #define PERI_MST_PROT (0x710) |
| 41 | #define PERICFG_AO_IOMMU_1 (0x714) |
| 42 | #define MMU_DEV_PCIE_0 (0) |
| 43 | #define IFR_CFG_GROUP_NUM (1) |
| 44 | |
| 45 | static struct mtk_smi_larb_config mt8188_larb_cfg[SMI_LARB_NUM] = { |
| 46 | [SMI_L0_ID] = LARB_CFG_ENTRY(SMI_LARB_0_BASE, 7, 0), |
| 47 | [SMI_L1_ID] = LARB_CFG_ENTRY(SMI_LARB_1_BASE, 7, 0), |
| 48 | [SMI_L2_ID] = LARB_CFG_ENTRY(SMI_LARB_2_BASE, 5, 0), |
| 49 | [SMI_L3_ID] = LARB_CFG_ENTRY(SMI_LARB_3_BASE, 7, 0), |
| 50 | [SMI_L4_ID] = LARB_CFG_ENTRY(SMI_LARB_4_BASE, 7, 0), |
| 51 | [SMI_L5_ID] = LARB_CFG_ENTRY(SMI_LARB_5_BASE, 8, 0), |
| 52 | [SMI_L6_ID] = LARB_CFG_ENTRY(SMI_LARB_6_BASE, 4, 0), |
| 53 | [SMI_L7_ID] = LARB_CFG_ENTRY(SMI_LARB_7_BASE, 3, 0), |
| 54 | [SMI_L9_ID] = LARB_CFG_ENTRY(SMI_LARB_9_BASE, 25, 0), |
| 55 | [SMI_L10_ID] = LARB_CFG_ENTRY(SMI_LARB_10_BASE, 20, 0), |
| 56 | [SMI_L11A_ID] = LARB_CFG_ENTRY(SMI_LARB_11A_BASE, 30, 0), |
| 57 | [SMI_L11B_ID] = LARB_CFG_ENTRY(SMI_LARB_11B_BASE, 30, 0), |
| 58 | [SMI_L11C_ID] = LARB_CFG_ENTRY(SMI_LARB_11C_BASE, 30, 0), |
| 59 | [SMI_L12_ID] = LARB_CFG_ENTRY(SMI_LARB_12_BASE, 16, 0), |
| 60 | [SMI_L13_ID] = LARB_CFG_ENTRY(SMI_LARB_13_BASE, 24, 0), |
| 61 | [SMI_L14_ID] = LARB_CFG_ENTRY(SMI_LARB_14_BASE, 23, 0), |
| 62 | [SMI_L15_ID] = LARB_CFG_ENTRY(SMI_LARB_15_BASE, 19, 0), |
| 63 | [SMI_L16A_ID] = LARB_CFG_ENTRY(SMI_LARB_16A_BASE, 17, 0), |
| 64 | [SMI_L16B_ID] = LARB_CFG_ENTRY(SMI_LARB_16B_BASE, 17, 0), |
| 65 | [SMI_L17A_ID] = LARB_CFG_ENTRY(SMI_LARB_17A_BASE, 7, 0), |
| 66 | [SMI_L17B_ID] = LARB_CFG_ENTRY(SMI_LARB_17B_BASE, 7, 0), |
| 67 | /* venc nbm ports (5/6/11/15/16/17) to sram */ |
| 68 | [SMI_L19_ID] = LARB_CFG_ENTRY_WITH_PATH(SMI_LARB_19_BASE, 27, 0, 0x38860), |
| 69 | [SMI_L21_ID] = LARB_CFG_ENTRY(SMI_LARB_21_BASE, 11, 0), |
| 70 | [SMI_L23_ID] = LARB_CFG_ENTRY(SMI_LARB_23_BASE, 9, 0), |
| 71 | [SMI_L27_ID] = LARB_CFG_ENTRY(SMI_LARB_27_BASE, 4, 0), |
| 72 | [SMI_L28_ID] = LARB_CFG_ENTRY(SMI_LARB_28_BASE, 0, 0), |
| 73 | }; |
| 74 | |
| 75 | static bool is_protected; |
| 76 | |
| 77 | static uint32_t mt8188_ifr_mst_cfg_base[IFR_CFG_GROUP_NUM] = { |
| 78 | PERICFG_AO_BASE, |
| 79 | }; |
| 80 | static uint32_t mt8188_ifr_mst_cfg_offs[IFR_CFG_GROUP_NUM] = { |
| 81 | PERICFG_AO_IOMMU_1, |
| 82 | }; |
| 83 | static struct mtk_ifr_mst_config mt8188_ifr_mst_cfg[MMU_DEV_NUM] = { |
| 84 | [MMU_DEV_PCIE_0] = IFR_MST_CFG_ENTRY(0, 18), |
| 85 | }; |
| 86 | |
| 87 | struct mtk_smi_larb_config *g_larb_cfg = &mt8188_larb_cfg[0]; |
| 88 | struct mtk_ifr_mst_config *g_ifr_mst_cfg = &mt8188_ifr_mst_cfg[0]; |
| 89 | uint32_t *g_ifr_mst_cfg_base = &mt8188_ifr_mst_cfg_base[0]; |
| 90 | uint32_t *g_ifr_mst_cfg_offs = &mt8188_ifr_mst_cfg_offs[0]; |
| 91 | |
| 92 | /* Protect infra iommu enable setting registers as secure access. */ |
| 93 | void mtk_infra_iommu_enable_protect(void) |
| 94 | { |
| 95 | if (!is_protected) { |
| 96 | mmio_write_32(PERICFG_AO_BASE + PERI_MST_PROT, 0xffffffff); |
| 97 | is_protected = true; |
| 98 | } |
| 99 | } |