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spi_flash: fix stale read issue for memory mapped partition

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On flash program operation (either erase or write), if corresponding address has
cache mapping present then cache is explicitly flushed (for both pro and app cpu)

Closes https://github.com/espressif/esp-idf/issues/2146
This commit is contained in:
Mahavir Jain
2019-03-08 11:00:49 +05:30
committed by bot
parent dca5ed2263
commit 30d2f13358
4 changed files with 72 additions and 101 deletions
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6
components/spi_flash/sim/flash_mock_util.c
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@@ -11,9 +11,9 @@ void spi_flash_init(const char* chip_size, size_t block_size, size_t sector_size
_spi_flash_init(chip_size, block_size, sector_size, page_size, partition_bin);
}
void spi_flash_mark_modified_region(size_t start_addr, size_t length)
bool spi_flash_check_and_flush_cache(size_t start_addr, size_t length)
{
return;
return true;
}
esp_rom_spiflash_result_t esp_rom_spiflash_unlock()
@@ -54,4 +54,4 @@ void spi_flash_disable_interrupts_caches_and_other_cpu_no_os()
void spi_flash_enable_interrupts_caches_no_os()
{
return;
}
}