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Diffstat (limited to 'Marlin/src/HAL/STM32F1/sdio.h')
| -rw-r--r-- | Marlin/src/HAL/STM32F1/sdio.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/Marlin/src/HAL/STM32F1/sdio.h b/Marlin/src/HAL/STM32F1/sdio.h new file mode 100644 index 0000000..8777299 --- /dev/null +++ b/Marlin/src/HAL/STM32F1/sdio.h @@ -0,0 +1,155 @@ +/** + * Marlin 3D Printer Firmware + * + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com + * Copyright (c) 2017 Victor Perez + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ +#pragma once + +#include "../../inc/MarlinConfig.h" // Allow pins/pins.h to override SDIO clock / retries + +#include <libmaple/sdio.h> +#include <libmaple/dma.h> + +// ------------------------ +// Defines +// ------------------------ + +#define SDMMC_CMD_GO_IDLE_STATE ((uint8_t)0) /* Resets the SD memory card. */ +#define SDMMC_CMD_ALL_SEND_CID ((uint8_t)2) /* Asks any card connected to the host to send the CID numbers on the CMD line. */ +#define SDMMC_CMD_SET_REL_ADDR ((uint8_t)3) /* Asks the card to publish a new relative address (RCA). */ +#define SDMMC_CMD_SEL_DESEL_CARD ((uint8_t)7) /* Selects the card by its own relative address and gets deselected by any other address */ +#define SDMMC_CMD_HS_SEND_EXT_CSD ((uint8_t)8) /* Sends SD Memory Card interface condition, which includes host supply voltage information and asks the card whether card supports voltage. */ +#define SDMMC_CMD_SEND_CSD ((uint8_t)9) /* Addressed card sends its card specific data (CSD) on the CMD line. */ +#define SDMMC_CMD_SEND_STATUS ((uint8_t)13) /*!< Addressed card sends its status register. */ +#define SDMMC_CMD_READ_SINGLE_BLOCK ((uint8_t)17) /* Reads single block of size selected by SET_BLOCKLEN in case of SDSC, and a block of fixed 512 bytes in case of SDHC and SDXC. */ +#define SDMMC_CMD_WRITE_SINGLE_BLOCK ((uint8_t)24) /* Writes single block of size selected by SET_BLOCKLEN in case of SDSC, and a block of fixed 512 bytes in case of SDHC and SDXC. */ +#define SDMMC_CMD_APP_CMD ((uint8_t)55) /* Indicates to the card that the next command is an application specific command rather than a standard command. */ + +#define SDMMC_ACMD_APP_SD_SET_BUSWIDTH ((uint8_t)6) /* (ACMD6) Defines the data bus width to be used for data transfer. The allowed data bus widths are given in SCR register. */ +#define SDMMC_ACMD_SD_APP_OP_COND ((uint8_t)41) /* (ACMD41) Sends host capacity support information (HCS) and asks the accessed card to send its operating condition register (OCR) content in the response on the CMD line. */ +#define SDMMC_ACMD_SD_APP_SET_CLR_CARD_DETECT ((uint8_t)42) /* (ACMD42) Connect/Disconnect the 50 KOhm pull-up resistor on CD/DAT3 (pin 1) of the card */ + +#define CMD0_GO_IDLE_STATE (uint16_t)(SDMMC_CMD_GO_IDLE_STATE | SDIO_CMD_WAIT_NO_RESP) +#define CMD2_ALL_SEND_CID (uint16_t)(SDMMC_CMD_ALL_SEND_CID | SDIO_CMD_WAIT_LONG_RESP) +#define CMD3_SET_REL_ADDR (uint16_t)(SDMMC_CMD_SET_REL_ADDR | SDIO_CMD_WAIT_SHORT_RESP) +#define CMD7_SEL_DESEL_CARD (uint16_t)(SDMMC_CMD_SEL_DESEL_CARD | SDIO_CMD_WAIT_SHORT_RESP) +#define CMD8_HS_SEND_EXT_CSD (uint16_t)(SDMMC_CMD_HS_SEND_EXT_CSD | SDIO_CMD_WAIT_SHORT_RESP) +#define CMD9_SEND_CSD (uint16_t)(SDMMC_CMD_SEND_CSD | SDIO_CMD_WAIT_LONG_RESP) +#define CMD13_SEND_STATUS (uint16_t)(SDMMC_CMD_SEND_STATUS | SDIO_CMD_WAIT_SHORT_RESP) +#define CMD17_READ_SINGLE_BLOCK (uint16_t)(SDMMC_CMD_READ_SINGLE_BLOCK | SDIO_CMD_WAIT_SHORT_RESP) +#define CMD24_WRITE_SINGLE_BLOCK (uint16_t)(SDMMC_CMD_WRITE_SINGLE_BLOCK | SDIO_CMD_WAIT_SHORT_RESP) +#define CMD55_APP_CMD (uint16_t)(SDMMC_CMD_APP_CMD | SDIO_CMD_WAIT_SHORT_RESP) + +#define ACMD6_APP_SD_SET_BUSWIDTH (uint16_t)(SDMMC_ACMD_APP_SD_SET_BUSWIDTH | SDIO_CMD_WAIT_SHORT_RESP) +#define ACMD41_SD_APP_OP_COND (uint16_t)(SDMMC_ACMD_SD_APP_OP_COND | SDIO_CMD_WAIT_SHORT_RESP) +#define ACMD42_SD_APP_SET_CLR_CARD_DETECT (uint16_t)(SDMMC_ACMD_SD_APP_SET_CLR_CARD_DETECT | SDIO_CMD_WAIT_SHORT_RESP) + + +#define SDMMC_ALLZERO 0x00000000U +#define SDMMC_OCR_ERRORBITS 0xFDFFE008U + +#define SDMMC_R6_GENERAL_UNKNOWN_ERROR 0x00002000U +#define SDMMC_R6_ILLEGAL_CMD 0x00004000U +#define SDMMC_R6_COM_CRC_FAILED 0x00008000U + +#define SDMMC_VOLTAGE_WINDOW_SD 0x80100000U +#define SDMMC_HIGH_CAPACITY 0x40000000U +#define SDMMC_STD_CAPACITY 0x00000000U +#define SDMMC_CHECK_PATTERN 0x000001AAU + +#define SDIO_TRANSFER_MODE_BLOCK 0x00000000U +#define SDIO_DPSM_ENABLE 0x00000001U +#define SDIO_TRANSFER_DIR_TO_CARD 0x00000000U +#define SDIO_DATABLOCK_SIZE_512B 0x00000090U +#define SDIO_TRANSFER_DIR_TO_SDIO 0x00000100U +#define SDIO_DMA_ENABLE 0x00001000U + +#define CARD_V1_X 0x00000000U +#define CARD_V2_X 0x00000001U +#define CARD_SDSC 0x00000000U +#define CARD_SDHC_SDXC 0x00000001U + +#define SDIO_RESP1 0 +#define SDIO_RESP2 1 +#define SDIO_RESP3 2 +#define SDIO_RESP4 3 + +#define SDIO_GET_FLAG(__FLAG__) !!((SDIO->STA) & (__FLAG__)) +#define SDIO_CLEAR_FLAG(__FLAG__) (SDIO->ICR = (__FLAG__)) + +#define SDMMC_MAX_VOLT_TRIAL 0x00000FFFU +#define SDIO_CARD_TRANSFER 0x00000004U /* Card is in transfer state */ +#define SDIO_CARD_ERROR 0x000000FFU /* Card response Error */ +#define SDIO_CMDTIMEOUT 200U /* Command send and response timeout */ +#define SDIO_DATA_TIMEOUT 100U /* Read data transfer timeout */ +#define SDIO_WRITE_TIMEOUT 200U /* Write data transfer timeout */ + +#ifndef SDIO_CLOCK + #define SDIO_CLOCK 18000000 /* 18 MHz */ +#endif + +#ifndef SDIO_READ_RETRIES + #define SDIO_READ_RETRIES 3 +#endif + +// ------------------------ +// Types +// ------------------------ + +typedef struct { + uint32_t CardType; // Card Type + uint32_t CardVersion; // Card version + uint32_t Class; // Class of the card class + uint32_t RelCardAdd; // Relative Card Address + uint32_t BlockNbr; // Card Capacity in blocks + uint32_t BlockSize; // One block size in bytes + uint32_t LogBlockNbr; // Card logical Capacity in blocks + uint32_t LogBlockSize; // Logical block size in bytes +} SDIO_CardInfoTypeDef; + +// ------------------------ +// Public functions +// ------------------------ + +inline uint32_t SDIO_GetCardState(); + +bool SDIO_CmdGoIdleState(); +bool SDIO_CmdSendCID(); +bool SDIO_CmdSetRelAdd(uint32_t *rca); +bool SDIO_CmdSelDesel(uint32_t address); +bool SDIO_CmdOperCond(); +bool SDIO_CmdSendCSD(uint32_t argument); +bool SDIO_CmdSendStatus(uint32_t argument); +bool SDIO_CmdReadSingleBlock(uint32_t address); +bool SDIO_CmdWriteSingleBlock(uint32_t address); +bool SDIO_CmdAppCommand(uint32_t rsa); + +bool SDIO_CmdAppSetBusWidth(uint32_t rsa, uint32_t argument); +bool SDIO_CmdAppOperCommand(uint32_t sdType); +bool SDIO_CmdAppSetClearCardDetect(uint32_t rsa); + +void SDIO_SendCommand(uint16_t command, uint32_t argument); +uint8_t SDIO_GetCommandResponse(); +uint32_t SDIO_GetResponse(uint32_t response); +bool SDIO_GetCmdError(); +bool SDIO_GetCmdResp1(uint8_t command); +bool SDIO_GetCmdResp2(); +bool SDIO_GetCmdResp3(); +bool SDIO_GetCmdResp6(uint8_t command, uint32_t *rca); +bool SDIO_GetCmdResp7(); |