Composite USB for STM32 SDIO (experimental) (#17222)
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3 changed files with 214 additions and 197 deletions
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@ -27,14 +27,37 @@
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#include <stdint.h>
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#include <stdbool.h>
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//#include "SdMscDriver.h"
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#if NONE(STM32F103xE, STM32F103xG, STM32F4xx, STM32F7xx)
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#error "ERROR - Only STM32F103xE, STM32F103xG, STM32F4xx or STM32F7xx CPUs supported"
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#endif
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//#include "usbd_msc_bot.h"
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//#include "usbd_msc_scsi.h"
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//#include "usbd_msc_composite.h"
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//#include "usbd_msc_cdc_composite.h"
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#ifdef USBD_USE_CDC_COMPOSITE
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//#include "usbd_msc_data.h"
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// use USB drivers
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extern "C" { int8_t SD_MSC_Read(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
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int8_t SD_MSC_Write(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
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extern SD_HandleTypeDef hsd;
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}
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bool SDIO_Init() {
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if (hsd.State == HAL_SD_STATE_READY) return 1; // return passing status
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return 0; // return failing status
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}
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bool SDIO_ReadBlock(uint32_t block, uint8_t *src) {
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int8_t status = SD_MSC_Read(0, (uint8_t*)src, block, 1); // read one 512 byte block
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return (bool) status;
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}
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bool SDIO_WriteBlock(uint32_t block, const uint8_t *src) {
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int8_t status = SD_MSC_Write(0, (uint8_t*)src, block, 1); // write one 512 byte block
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return (bool) status;
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}
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#else // !USBD_USE_CDC_COMPOSITE
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// use local drivers
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#if defined(STM32F103xE) || defined(STM32F103xG)
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#include <stm32f1xx_hal_rcc_ex.h>
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@ -55,14 +78,13 @@
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SD_HandleTypeDef hsd; // create SDIO structure
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#define TRANSFER_CLOCK_DIV ((uint8_t)SDIO_INIT_CLK_DIV/40)
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#define TRANSFER_CLOCK_DIV (uint8_t(SDIO_INIT_CLK_DIV) / 40)
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#ifndef USBD_OK
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#define USBD_OK 0
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#endif
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void go_to_transfer_speed() {
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SD_InitTypeDef Init;
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/* Default SDIO peripheral configuration for SD card initialization */
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@ -78,7 +100,6 @@ void go_to_transfer_speed() {
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}
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void SD_LowLevel_Init(void) {
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uint32_t tempreg;
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GPIO_InitTypeDef GPIO_InitStruct;
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@ -93,7 +114,7 @@ void SD_LowLevel_Init(void) {
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GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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#if defined(SDIO_D1_PIN) && defined(SDIO_D2_PIN) && defined(SDIO_D3_PIN) // define D1-D3 only if have a four bit wide SDIO bus
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#if PINS_EXIST(SDIO_D1, SDIO_D2, SDIO_D3) // define D1-D3 only if have a four bit wide SDIO bus
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GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11; // D1-D3
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = 1; // GPIO_NOPULL;
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@ -113,7 +134,7 @@ void SD_LowLevel_Init(void) {
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//Initialize the SDIO (with initial <400Khz Clock)
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tempreg = 0; //Reset value
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tempreg |= SDIO_CLKCR_CLKEN; //Clock is enabled
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tempreg |= SDIO_CLKCR_CLKEN; // Clock enabled
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tempreg |= (uint32_t)0x76; // Clock Divider. Clock = 48000 / (118 + 2) = 400Khz
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// Keep the rest at 0 => HW_Flow Disabled, Rising Clock Edge, Disable CLK ByPass, Bus Width = 0, Power save Disable
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SDIO->CLKCR = tempreg;
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@ -122,17 +143,12 @@ void SD_LowLevel_Init(void) {
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SDIO->POWER = 0x03;
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}
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void HAL_SD_MspInit(SD_HandleTypeDef *hsd) { // application specific init
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UNUSED(hsd); /* Prevent unused argument(s) compilation warning */
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__HAL_RCC_SDIO_CLK_ENABLE(); // turn on SDIO clock
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}
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constexpr uint8_t SD_RETRY_COUNT = (1
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#if ENABLED(SD_CHECK_AND_RETRY)
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+ 2
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#endif
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);
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constexpr uint8_t SD_RETRY_COUNT = 1 + 2 * ENABLED(SD_CHECK_AND_RETRY);
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bool SDIO_Init() {
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//init SDIO and get SD card info
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@ -153,7 +169,7 @@ bool SDIO_Init() {
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go_to_transfer_speed();
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#if defined(SDIO_D1_PIN) && defined(SDIO_D2_PIN) && defined(SDIO_D3_PIN) // go to 4 bit wide mode if pins are defined
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#if PINS_EXIST(SDIO_D1, SDIO_D2, SDIO_D3) // go to 4 bit wide mode if pins are defined
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retry_Cnt = retryCnt;
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for (;;) {
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if (!HAL_SD_ConfigWideBusOperation(&hsd, SDIO_BUS_WIDE_4B)) break; // some cards are only 1 bit wide so a pass here is not required
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@ -208,18 +224,17 @@ void init_SDIO_pins(void) {
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//bool SDIO_Init_C() { return (bool) (SD_SDIO_Init() ? 1 : 0);}
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bool SDIO_ReadBlock(uint32_t block, uint8_t *dst) {
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bool status;
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hsd.Instance = SDIO;
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uint8_t retryCnt = SD_RETRY_COUNT;
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bool status;
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for (;;) {
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bool status = (bool) HAL_SD_ReadBlocks(&hsd, (uint8_t*)dst, block, 1, 1000); // read one 512 byte block with 500mS timeout
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status = (bool) HAL_SD_ReadBlocks(&hsd, (uint8_t*)dst, block, 1, 1000); // read one 512 byte block with 500mS timeout
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status |= (bool) HAL_SD_GetCardState(&hsd); // make sure all is OK
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if (!status) return false; // return passing status
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if (!--retryCnt) return true; // return failing status if retries are exhausted
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if (!status) break; // return passing status
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if (!--retryCnt) break; // return failing status if retries are exhausted
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}
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return status;
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/*
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return (bool) ((status_read | status_card) ? 1 : 0);
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@ -257,18 +272,18 @@ bool SDIO_ReadBlock(uint32_t block, uint8_t *dst) {
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}
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bool SDIO_WriteBlock(uint32_t block, const uint8_t *src) {
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bool status;
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hsd.Instance = SDIO;
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uint8_t retryCnt = SD_RETRY_COUNT;
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bool status;
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for (;;) {
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status = (bool) HAL_SD_WriteBlocks(&hsd, (uint8_t*)src, block, 1, 500); // write one 512 byte block with 500mS timeout
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status |= (bool) HAL_SD_GetCardState(&hsd); // make sure all is OK
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if (!status) return (bool) status; // return passing status
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if (!--retryCnt) return (bool) status; // return failing status if retries are exhausted
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if (!status) break; // return passing status
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if (!--retryCnt) break; // return failing status if retries are exhausted
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}
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return status;
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}
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#endif // !USBD_USE_CDC_COMPOSITE
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#endif // SDIO_SUPPORT
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@ -247,6 +247,7 @@
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#ifndef SDIO_SUPPORT
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#define SOFTWARE_SPI // Use soft SPI for onboard SD
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#undef SDSS
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#define SDSS SDIO_D3_PIN
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#define SCK_PIN SDIO_CK_PIN
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#define MISO_PIN SDIO_D0_PIN
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@ -646,7 +646,7 @@ platform_packages = framework-arduinoststm32@>=3.10700,<4
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build_flags = ${common.build_flags}
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-DTARGET_STM32F4 -DARDUINO_STEVAL -DSTM32F401xE
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-DUSBCON -DUSBD_USE_CDC -DUSBD_VID=0x0483 -DUSB_PRODUCT=\"STEVAL_F401VE\"
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-DDISABLE_GENERIC_SERIALUSB
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-DDISABLE_GENERIC_SERIALUSB -DUSBD_USE_CDC_COMPOSITE -DUSE_USB_FS
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-IMarlin/src/HAL/STM32
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build_unflags = -std=gnu++11
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extra_scripts = pre:buildroot/share/PlatformIO/scripts/generic_create_variant.py
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build_flags = ${common.build_flags}
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-DTARGET_STM32F4 -DARDUINO_BLACK_F407VE
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-DUSBCON -DUSBD_USE_CDC -DUSBD_VID=0x0483 -DUSB_PRODUCT=\"BLACK_F407VE\"
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-DUSBD_USE_CDC_COMPOSITE -DUSE_USB_FS
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-IMarlin/src/HAL/STM32
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build_unflags = -std=gnu++11
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extra_scripts = pre:buildroot/share/PlatformIO/scripts/generic_create_variant.py
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