| /* |
| * Copyright (c) 2023 Espressif Systems (Shanghai) Co., Ltd. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include "soc.h" |
| |
| #ifndef CONFIG_MCUBOOT |
| extern int _rodata_reserved_start; |
| extern int _rodata_reserved_end; |
| extern void rom_config_data_cache_mode(uint32_t cfg_cache_size, uint8_t cfg_cache_ways, |
| uint8_t cfg_cache_line_size); |
| extern void rom_config_instruction_cache_mode(uint32_t cfg_cache_size, uint8_t cfg_cache_ways, |
| uint8_t cfg_cache_line_size); |
| extern uint32_t Cache_Set_IDROM_MMU_Size(uint32_t irom_size, uint32_t drom_size); |
| extern void Cache_Set_IDROM_MMU_Info(uint32_t instr_page_num, uint32_t rodata_page_num, |
| uint32_t rodata_start, uint32_t rodata_end, |
| int i_off, int ro_off); |
| extern void Cache_Enable_ICache(uint32_t autoload); |
| |
| void IRAM_ATTR esp_config_instruction_cache_mode(void) |
| { |
| rom_config_instruction_cache_mode(CONFIG_ESP32S3_INSTRUCTION_CACHE_SIZE, |
| CONFIG_ESP32S3_ICACHE_ASSOCIATED_WAYS, |
| CONFIG_ESP32S3_INSTRUCTION_CACHE_LINE_SIZE); |
| |
| Cache_Suspend_DCache(); |
| } |
| |
| void IRAM_ATTR esp_config_data_cache_mode(void) |
| { |
| int s_instr_flash2spiram_off = 0; |
| int s_rodata_flash2spiram_off = 0; |
| |
| rom_config_data_cache_mode(CONFIG_ESP32S3_DATA_CACHE_SIZE, |
| CONFIG_ESP32S3_DCACHE_ASSOCIATED_WAYS, |
| CONFIG_ESP32S3_DATA_CACHE_LINE_SIZE); |
| Cache_Resume_DCache(0); |
| |
| /* Configure the Cache MMU size for instruction and rodata in flash. */ |
| uint32_t rodata_reserved_start_align = |
| (uint32_t)&_rodata_reserved_start & ~(MMU_PAGE_SIZE - 1); |
| uint32_t cache_mmu_irom_size = |
| ((rodata_reserved_start_align - SOC_DROM_LOW) / MMU_PAGE_SIZE) * sizeof(uint32_t); |
| uint32_t cache_mmu_drom_size = |
| (((uint32_t)&_rodata_reserved_end - rodata_reserved_start_align + MMU_PAGE_SIZE - 1) |
| / MMU_PAGE_SIZE) * sizeof(uint32_t); |
| Cache_Set_IDROM_MMU_Size(cache_mmu_irom_size, CACHE_DROM_MMU_MAX_END - cache_mmu_irom_size); |
| |
| Cache_Set_IDROM_MMU_Info(cache_mmu_irom_size / sizeof(uint32_t), |
| cache_mmu_drom_size / sizeof(uint32_t), |
| (uint32_t)&_rodata_reserved_start, |
| (uint32_t)&_rodata_reserved_end, |
| s_instr_flash2spiram_off, |
| s_rodata_flash2spiram_off); |
| } |
| #endif /* CONFIG_MCUBOOT */ |