stm32/spibdev: Convert to use multiple block read/write interface.
The spiflash driver now supports read/write of multiple blocks at a time.
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861080aa3d
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@ -105,26 +105,26 @@ void spi_bdev_flush(void) {
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}
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}
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bool spi_bdev_readblock(uint8_t *dest, uint32_t block) {
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int spi_bdev_readblocks(uint8_t *dest, uint32_t block_num, uint32_t num_blocks) {
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// we must disable USB irqs to prevent MSC contention with SPI flash
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uint32_t basepri = raise_irq_pri(IRQ_PRI_OTG_FS);
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mp_spiflash_read(&spiflash, block * FLASH_BLOCK_SIZE, FLASH_BLOCK_SIZE, dest);
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mp_spiflash_read(&spiflash, block_num * FLASH_BLOCK_SIZE, num_blocks * FLASH_BLOCK_SIZE, dest);
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restore_irq_pri(basepri);
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return true;
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return 0;
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}
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bool spi_bdev_writeblock(const uint8_t *src, uint32_t block) {
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int spi_bdev_writeblocks(const uint8_t *src, uint32_t block_num, uint32_t num_blocks) {
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// we must disable USB irqs to prevent MSC contention with SPI flash
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uint32_t basepri = raise_irq_pri(IRQ_PRI_OTG_FS);
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int ret = mp_spiflash_write(&spiflash, block * FLASH_BLOCK_SIZE, FLASH_BLOCK_SIZE, src);
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int ret = mp_spiflash_write(&spiflash, block_num * FLASH_BLOCK_SIZE, num_blocks * FLASH_BLOCK_SIZE, src);
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if (spiflash.flags & 1) {
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led_state(PYB_LED_RED, 1); // indicate a dirty cache with LED on
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flash_tick_counter_last_write = HAL_GetTick();
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}
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restore_irq_pri(basepri);
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return ret == 0;
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return ret;
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}
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#endif // defined(MICROPY_HW_SPIFLASH_SIZE_BITS)
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@ -41,8 +41,8 @@
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#define BDEV_INIT spi_bdev_init
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#define BDEV_IRQ_HANDLER spi_bdev_irq_handler
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#define BDEV_FLUSH spi_bdev_flush
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#define BDEV_READBLOCK spi_bdev_readblock
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#define BDEV_WRITEBLOCK spi_bdev_writeblock
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#define BDEV_READBLOCKS spi_bdev_readblocks
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#define BDEV_WRITEBLOCKS spi_bdev_writeblocks
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#else
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@ -53,8 +53,8 @@ bool flash_bdev_writeblock(const uint8_t *src, uint32_t block);
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void spi_bdev_init(void);
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void spi_bdev_irq_handler(void);
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void spi_bdev_flush(void);
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bool spi_bdev_readblock(uint8_t *dest, uint32_t block);
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bool spi_bdev_writeblock(const uint8_t *src, uint32_t block);
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int spi_bdev_readblocks(uint8_t *dest, uint32_t block_num, uint32_t num_blocks);
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int spi_bdev_writeblocks(const uint8_t *src, uint32_t block_num, uint32_t num_blocks);
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extern const struct _mp_obj_type_t pyb_flash_type;
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