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esp_system: Add extra MMU config step for ESP32-C3

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Angus Gratton
2020-12-22 18:38:37 +11:00
parent 01696afc34
commit cfbded2ea1
1 changed files with 3 additions and 1 deletions
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4
components/esp_system/port/cpu_start.c
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@@ -321,14 +321,16 @@ void IRAM_ATTR call_start_cpu0(void)
extern void rom_config_data_cache_mode(uint32_t cfg_cache_size, uint8_t cfg_cache_ways, uint8_t cfg_cache_line_size);
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);
#endif // CONFIG_IDF_TARGET_ESP32S3
#if CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3
/* Configure the Cache MMU size for instruction and rodata in flash. */
extern uint32_t Cache_Set_IDROM_MMU_Size(uint32_t irom_size, uint32_t drom_size);
extern int _rodata_reserved_start;
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);
Cache_Set_IDROM_MMU_Size(cache_mmu_irom_size, CACHE_DROM_MMU_MAX_END - cache_mmu_irom_size);
#endif
#endif // CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3
bootloader_init_mem();
#if CONFIG_SPIRAM_BOOT_INIT