kopia lustrzana https://github.com/micropython/micropython
stm32/flashbdev: Protect flash writes from cache flushing and USB MSC.
rodzic
0941a467e7
commit
6b3d6da74b
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@ -265,8 +265,10 @@ bool flash_bdev_writeblock(const uint8_t *src, uint32_t block) {
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// bad block number
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return false;
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}
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uint32_t basepri = raise_irq_pri(IRQ_PRI_FLASH); // prevent cache flushing and USB access
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uint8_t *dest = flash_cache_get_addr_for_write(flash_addr);
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memcpy(dest, src, FLASH_BLOCK_SIZE);
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restore_irq_pri(basepri);
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return true;
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}
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