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update cache config

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duyi
2020-01-07 16:58:14 +08:00
committed by morris
parent a8d31b0385
commit 30a525aeb1
4 changed files with 29 additions and 80 deletions
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12
components/spi_flash/cache_utils.h
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@@ -50,17 +50,23 @@ void spi_flash_disable_interrupts_caches_and_other_cpu_no_os(void);
// This function is implied to be called when other CPU is not running or running code from IRAM.
void spi_flash_enable_interrupts_caches_no_os(void);
// Flushes cache if address range has corresponding valid cache mappings
// Recommended to use post flash program operation (erase or write)
// Mark the pages containing a flash region as having been
// erased or written to. This means the flash cache needs
// to be evicted before these pages can be flash_mmap()ed again,
// as they may contain stale data
//
// Only call this while holding spi_flash_op_lock()
// Returns true if cache was flushed, false otherwise
bool spi_flash_check_and_flush_cache(uint32_t start_addr, uint32_t length);
//config cache mode
#ifdef CONFIG_IDF_TARGET_ESP32S2BETA
//config instrcutin cache size and cache block size by menuconfig
void esp_config_instruction_cache_mode(void);
//config data cache size and cache block size by menuconfig
void esp_config_data_cache_mode(void);
void esp_switch_rodata_to_dcache(void);
//enable cache wrap mode for instruction cache and data cache
esp_err_t esp_enable_cache_wrap(bool icache_wrap_enable, bool dcache_wrap_enable);
#endif