stm32cube: stm32n6: sdio: fix SDIO polling mode (16a38bf4) · Commits · Wenxi XU / Hal Stm32

stm32cube/stm32n6xx/README

+7 −2

Original line number	Diff line number	Diff line
		@@ -55,7 +55,7 @@ Patch List:
		-soc/system_stm32n6xx_s.c

		*Fix SDIO initialization failure when skipping card identification sequence
		Fixes an issue in the STM32HN6 SDIO driver where HAL_SDIO_Init() fails if
		Fixes an issue in the STM32N6 SDIO driver where HAL_SDIO_Init() fails if
		the card identification sequence is skipped.
		Impacted files:
		stm32cube/stm32n6xx/drivers/src/stm32n6xx_hal_sdio.c
		@@ -67,4 +67,9 @@ Patch List:
		stm32cube/stm32n6xx/drivers/src/stm32n6xx_hal_xspi.c
		Internal reference: 212765

		See release_note.html from STM32Cube
		*Fix SDIO polling mode data transfer issues
		Fixes two related issues in the STM32N6 SDIO driver: incorrect block count calculation
		that caused the card to hang, and improper buffer size handling that led to misaligned FIFO writes.
		Together, these changes ensure correct and stable data transfer in polling mode.
		Impacted file:
		stm32cube/stm32n6xx/drivers/src/stm32n6xx_hal_sdio.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -1002,7 +1002,7 @@ HAL_StatusTypeDef HAL_SDIO_ReadExtended(SDIO_HandleTypeDef *hsdio, HAL_SDIO_Exte
		cmd \|= Argument->Block_Mode << 27U;
		cmd \|= Argument->OpCode << 26U;
		cmd \|= (Argument->Reg_Addr & 0x1FFFFU) << 9U;
		cmd \|= (Size_byte & 0x1FFU);
		cmd \|= ((nbr_of_block == 0U)? Size_byte : nbr_of_block)& 0x1FFU;
		errorstate = SDMMC_SDIO_CmdReadWriteExtended(hsdio->Instance, cmd);
		if (errorstate != HAL_SDIO_ERROR_NONE)
		{
		@@ -1147,7 +1147,7 @@ HAL_StatusTypeDef HAL_SDIO_WriteExtended(SDIO_HandleTypeDef *hsdio, HAL_SDIO_Ext
		uint8_t byteCount;
		uint32_t data;
		uint32_t dataremaining;
		uint8_t *u32tempbuff = pData;
		uint32_t u32tempbuff = (uint32_t ) pData;
		uint32_t nbr_of_block;

		/* Check the parameters */
		@@ -1207,7 +1207,7 @@ HAL_StatusTypeDef HAL_SDIO_WriteExtended(SDIO_HandleTypeDef *hsdio, HAL_SDIO_Ext
		cmd \|= Argument->Block_Mode << 27U;
		cmd \|= Argument->OpCode << 26U;
		cmd \|= (Argument->Reg_Addr & 0x1FFFFU) << 9U;
		cmd \|= (Size_byte & 0x1FFU);
		cmd \|= ((nbr_of_block == 0U)? Size_byte : nbr_of_block)& 0x1FFU;
		errorstate = SDMMC_SDIO_CmdReadWriteExtended(hsdio->Instance, cmd);
		if (errorstate != HAL_SDIO_ERROR_NONE)
		{