| Sheetal Tigadoli | ad0943e | 2019-12-18 19:44:43 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-2020 Broadcom |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef BCM_ELOG_DDR_H |
| 8 | #define BCM_ELOG_DDR_H |
| 9 | |
| 10 | #define ELOG_GLOBAL_META_HDR_SIG 0x45524c47 |
| 11 | #define ELOG_MAX_REC_COUNT 13 |
| 12 | #define ELOG_MAX_REC_FORMAT 1 |
| 13 | #define ELOG_MAX_NVM_TYPE 4 |
| 14 | /* Use a default NVM, set by m0 configuration */ |
| 15 | #define ELOG_NVM_DEFAULT 0xff |
| 16 | |
| 17 | /* Max. number of cmd parameters per elog spec */ |
| 18 | #define ELOG_PARAM_COUNT 3 |
| 19 | /* |
| 20 | * Number of supported RECORD Types- |
| 21 | * SYSRESET, THERMAL, DDR_ECC, APBOOTLG, IDM |
| 22 | */ |
| 23 | #define ELOG_SUPPORTED_REC_CNT 5 |
| 24 | |
| 25 | #define ELOG_REC_DESC_LENGTH 8 |
| 26 | |
| 27 | #define ELOG_SECTOR_SIZE 0x1000 |
| 28 | |
| 29 | /* Default Record size for all record types except APBOOTLOG */ |
| 30 | #define ELOG_DEFAULT_REC_SIZE 0x10000 |
| 31 | |
| 32 | /* Default record size for APBOOTLOG record */ |
| 33 | #define ELOG_APBOOTLG_REC_SIZE 0x60000 |
| 34 | |
| 35 | /* Use default CRMU provided mem address */ |
| 36 | #define ELOG_USE_DEFAULT_MEM_ADDR 0x0 |
| 37 | |
| 38 | /* Temporary place to hold metadata */ |
| 39 | #define TMP_ELOG_METADATA_BASE (ELOG_AP_UART_LOG_BASE + \ |
| 40 | BCM_ELOG_BL2_SIZE) |
| 41 | /* IDM ELOG source memory address */ |
| 42 | #define ELOG_IDM_SRC_MEM_ADDR 0x8f213000 |
| 43 | |
| 44 | #define IDM_ELOG_REC_TYPE 5 |
| 45 | |
| 46 | enum elog_record_type { |
| 47 | ELOG_REC_SYS_RESET_EVT = 0, |
| 48 | ELOG_REC_THERMAL_EVT, |
| 49 | ELOG_REC_DDR_ECC, |
| 50 | ELOG_REC_UART_LOG, |
| 51 | ELOG_REC_IDM_LOG, |
| 52 | ELOG_REC_MAX |
| 53 | }; |
| 54 | |
| 55 | enum elog_record_format { |
| 56 | ELOG_REC_FMT_ASCII = 0, |
| 57 | ELOG_REC_FMT_CUSTOM |
| 58 | }; |
| 59 | |
| 60 | enum elog_src_memory_type { |
| 61 | ELOG_SRC_MEM_TYPE_CRMU_SCRATCH = 0, |
| 62 | ELOG_SRC_MEM_TYPE_FS4_SCRATCH, |
| 63 | ELOG_SRC_MEM_TYPE_DDR, |
| 64 | ELOG_SRC_MEM_TYPE_CHIMP_SCRATCH |
| 65 | }; |
| 66 | |
| 67 | enum elog_setup_cmd { |
| 68 | ELOG_SETUP_CMD_VALIDATE_META, |
| 69 | ELOG_SETUP_CMD_WRITE_META, |
| 70 | ELOG_SETUP_CMD_ERASE, |
| 71 | ELOG_SETUP_CMD_READ, |
| 72 | ELOG_SETUP_CMD_CHECK |
| 73 | }; |
| 74 | |
| 75 | struct elog_setup { |
| 76 | uint32_t cmd; |
| 77 | uint32_t params[ELOG_PARAM_COUNT]; |
| 78 | uint32_t result; |
| 79 | uint32_t ret_code; |
| 80 | }; |
| 81 | |
| 82 | struct elog_meta_record { |
| 83 | uint8_t type; |
| 84 | uint8_t format; |
| 85 | uint8_t src_mem_type; |
| 86 | uint8_t alt_src_mem_type; |
| 87 | uint8_t nvm_type; |
| 88 | char rec_desc[ELOG_REC_DESC_LENGTH]; |
| 89 | uint64_t src_mem_addr; |
| 90 | uint64_t alt_src_mem_addr; |
| 91 | uint64_t rec_addr; |
| 92 | uint32_t rec_size; |
| 93 | uint32_t sector_size; |
| 94 | uint8_t padding[3]; |
| 95 | } __packed; |
| 96 | |
| 97 | struct elog_global_header { |
| 98 | uint32_t signature; |
| 99 | uint32_t sector_size; |
| 100 | uint8_t revision; |
| 101 | uint8_t rec_count; |
| 102 | uint16_t padding; |
| 103 | } __packed; |
| 104 | |
| 105 | void elog_init_ddr_log(void); |
| 106 | |
| 107 | #endif /* BCM_ELOG_DDR_H */ |