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[add] sdmmc (sd_card and emmc) driver.

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This commit is contained in:
thread-liu
2020-12-02 17:09:33 +08:00
parent 3767a08901
commit 840af38dac
9 changed files with 1385 additions and 12 deletions
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bsp/stm32/libraries/STM32MPxx_HAL/SConscript
+1 -9
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@@ -35,10 +35,6 @@ if GetDepend(['RT_USING_SERIAL']):
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_uart.c']
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_uart_ex.c']
#if GetDepend(['RT_USING_SPI']):
# src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_spi.c']
# src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_qspi.c']
if GetDepend(['RT_USING_USB_HOST']) or GetDepend(['RT_USING_USB_DEVICE']):
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_pccard.c']
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_pcd.c']
@@ -49,11 +45,6 @@ if GetDepend(['RT_USING_USB_HOST']) or GetDepend(['RT_USING_USB_DEVICE']):
if GetDepend(['RT_USING_CAN']):
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_can.c']
#if GetDepend(['RT_USING_HWTIMER']) or GetDepend(['RT_USING_PWM']) or GetDepend(['RT_USING_PULSE_ENCODER']):
# src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_tim.c']
# src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_tim_ex.c']
# src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_lptim.c']
if GetDepend(['BSP_USING_ETH']):
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_eth.c']
@@ -73,6 +64,7 @@ if GetDepend(['RT_USING_WDT']):
if GetDepend(['RT_USING_SDIO']):
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_ll_sdmmc.c']
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_sd.c']
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_ll_delayblock.c']
if GetDepend(['RT_USING_AUDIO']):
src += ['STM32MP1xx_HAL_Driver/Src/stm32mp1xx_hal_i2s.c']
bsp/stm32/stm32mp157a-st-ev1/board/CubeMX_Config/CM4/Inc/stm32mp1xx_hal_conf.h
+3 -1
View File
@@ -58,7 +58,7 @@
/*#define HAL_QSPI_MODULE_ENABLED */
/*#define HAL_RNG_MODULE_ENABLED */
/*#define HAL_SAI_MODULE_ENABLED */
/*#define HAL_SD_MODULE_ENABLED */
#define HAL_SD_MODULE_ENABLED
/*#define HAL_MMC_MODULE_ENABLED */
/*#define HAL_RTC_MODULE_ENABLED */
/*#define HAL_SMBUS_MODULE_ENABLED */
@@ -153,6 +153,8 @@
#define CSI_VALUE 4000000U /*!< Value of the Internal oscillator in Hz*/
#endif /* CSI_VALUE */
#define USE_SD_TRANSCEIVER 1U
/**
* @brief External clock source for I2S peripheral
* This value is used by the I2S HAL module to compute the I2S clock source
bsp/stm32/stm32mp157a-st-ev1/board/CubeMX_Config/CM4/Src/stm32mp1xx_hal_msp.c
+236
View File
@@ -965,6 +965,242 @@ void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hI2c)
}
}
/**
* @brief SD MSP Initialization
* This function configures the hardware resources used in this example
* @param hsd: SD handle pointer
* @retval None
*/
void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
if(hsd->Instance==SDMMC1)
{
/* USER CODE BEGIN SDMMC1_MspInit 0 */
if (IS_ENGINEERING_BOOT_MODE())
{
/** Initializes the peripherals clock
*/
PeriphClkInit.Sdmmc12ClockSelection = RCC_SDMMC12CLKSOURCE_PLL4;
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_SDMMC12;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();
}
}
/* USER CODE END SDMMC1_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SDMMC1_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
/**SDMMC1 GPIO Configuration
PB9 ------> SDMMC1_CDIR
PC7 ------> SDMMC1_D123DIR
PC8 ------> SDMMC1_D0
PC9 ------> SDMMC1_D1
PC10 ------> SDMMC1_D2
PC11 ------> SDMMC1_D3
PC12 ------> SDMMC1_CK
PD2 ------> SDMMC1_CMD
PE4 ------> SDMMC1_CKIN
PF2 ------> SDMMC1_D0DIR
*/
GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF11_SDIO1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_7;
GPIO_InitStruct.Alternate = GPIO_AF8_SDIO1;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_4;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Alternate = GPIO_AF12_SDIO1;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
__HAL_RCC_SDMMC1_FORCE_RESET();
__HAL_RCC_SDMMC1_RELEASE_RESET();
/* SDMMC1 interrupt Init */
HAL_NVIC_SetPriority(SDMMC1_IRQn, 2, 0);
HAL_NVIC_EnableIRQ(SDMMC1_IRQn);
/* USER CODE BEGIN SDMMC1_MspInit 1 */
/* USER CODE END SDMMC1_MspInit 1 */
}
if(hsd->Instance==SDMMC2)
{
/* USER CODE BEGIN SDMMC2_MspInit 0 */
if (IS_ENGINEERING_BOOT_MODE())
{
/** Initializes the peripherals clock
*/
PeriphClkInit.Sdmmc12ClockSelection = RCC_SDMMC12CLKSOURCE_PLL4;
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_SDMMC12;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();
}
}
/* USER CODE END SDMMC2_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SDMMC2_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
/**SDMMC2 GPIO Configuration
PB14 ------> SDMMC2_D0
PB15 ------> SDMMC2_D1
PB3 ------> SDMMC2_D2
PB4 ------> SDMMC2_D3
PA8 ------> SDMMC2_D4
PA9 ------> SDMMC2_D5
PE5 ------> SDMMC2_D6
PD3 ------> SDMMC2_D7
PE3 ------> SDMMC2_CK
PG6 ------> SDMMC2_CMD
*/
GPIO_InitStruct.Pin = GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_14|GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF9_SDIO2;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_8;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3|GPIO_PIN_5;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Alternate = GPIO_AF10_SDIO2;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_6;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
__HAL_RCC_SDMMC2_FORCE_RESET();
__HAL_RCC_SDMMC2_RELEASE_RESET();
/* SDMMC2 interrupt Init */
HAL_NVIC_SetPriority(SDMMC2_IRQn, 0X05, 0);
HAL_NVIC_EnableIRQ(SDMMC2_IRQn);
/* USER CODE BEGIN SDMMC2_MspInit 1 */
/* USER CODE END SDMMC2_MspInit 1 */
}
}
/**
* @brief SD MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hsd: SD handle pointer
* @retval None
*/
void HAL_SD_MspDeInit(SD_HandleTypeDef* hsd)
{
if(hsd->Instance==SDMMC1)
{
/* USER CODE BEGIN SDMMC1_MspDeInit 0 */
/* USER CODE END SDMMC1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SDMMC1_CLK_DISABLE();
/**SDMMC1 GPIO Configuration
PB9 ------> SDMMC1_CDIR
PC7 ------> SDMMC1_D123DIR
PC8 ------> SDMMC1_D0
PC9 ------> SDMMC1_D1
PC10 ------> SDMMC1_D2
PC11 ------> SDMMC1_D3
PC12 ------> SDMMC1_CK
PD2 ------> SDMMC1_CMD
PE4 ------> SDMMC1_CKIN
PF2 ------> SDMMC1_D0DIR
*/
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12);
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_9);
HAL_GPIO_DeInit(GPIOE, GPIO_PIN_4);
HAL_GPIO_DeInit(GPIOF, GPIO_PIN_2);
/* SDMMC1 interrupt DeInit */
HAL_NVIC_DisableIRQ(SDMMC1_IRQn);
/* USER CODE BEGIN SDMMC1_MspDeInit 1 */
/* USER CODE END SDMMC1_MspDeInit 1 */
}
if(hsd->Instance==SDMMC2)
{
/* USER CODE BEGIN SDMMC2_MspDeInit 0 */
/* USER CODE END SDMMC2_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SDMMC2_CLK_DISABLE();
/**SDMMC2 GPIO Configuration
PB14 ------> SDMMC2_D0
PB15 ------> SDMMC2_D1
PB3 ------> SDMMC2_D2
PB4 ------> SDMMC2_D3
PA8 ------> SDMMC2_D4
PA9 ------> SDMMC2_D5
PE5 ------> SDMMC2_D6
PD3 ------> SDMMC2_D7
PE3 ------> SDMMC2_CK
PG6 ------> SDMMC2_CMD
*/
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_14|GPIO_PIN_15);
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_8|GPIO_PIN_9);
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_3);
HAL_GPIO_DeInit(GPIOE, GPIO_PIN_3|GPIO_PIN_5);
HAL_GPIO_DeInit(GPIOF, GPIO_PIN_6);
/* SDMMC2 interrupt DeInit */
HAL_NVIC_DisableIRQ(SDMMC2_IRQn);
/* USER CODE BEGIN SDMMC2_MspDeInit 1 */
/* USER CODE END SDMMC2_MspDeInit 1 */
}
}
/**
* @brief This function is executed in case of error occurrence.
* @retval None
bsp/stm32/stm32mp157a-st-ev1/board/Kconfig
+26
View File
@@ -37,6 +37,32 @@ menu "Onboard Peripheral Drivers"
bool "Enable Ethernet"
default n
select RT_USING_LWIP
menuconfig BSP_USING_SDMMC
bool "Enable SDMMC"
select RT_USING_SDIO
select RT_USING_DFS
select RT_USING_DFS_ELMFAT
select BSP_USING_PMIC
if BSP_USING_SDMMC
menuconfig BSP_USING_SD_CARD
bool "Enable sd card"
default n
if BSP_USING_SD_CARD
config SD_USING_DFS
bool "sd card fatfs"
default n
endif
menuconfig BSP_USING_EMMC
bool "Enable eMMC (32 Gbits)"
default n
if BSP_USING_EMMC
config EMMC_USING_DFS
bool "emmc card fatfs"
default n
endif
endif
endmenu
menu "On-chip Peripheral Drivers"
bsp/stm32/stm32mp157a-st-ev1/board/SConscript
+6 -1
View File
@@ -22,6 +22,12 @@ if GetDepend(['BSP_USING_NAND']):
if GetDepend(['BSP_USING_GBE']):
src += Glob('ports/eth/drv_eth.c')
if GetDepend(['BSP_USING_SD_CARD']):
src += Glob('ports/drv_sdcard.c')
if GetDepend(['BSP_USING_EMMC']):
src += Glob('ports/drv_emmc.c')
if GetDepend(['BSP_USING_OPENAMP']):
src += Glob('CubeMX_Config/CM4/Src/ipcc.c')
src += Glob('CubeMX_Config/CM4/Src/openamp.c')
@@ -37,7 +43,6 @@ if GetDepend(['BSP_USING_OPENAMP']):
src += Glob('ports/OpenAMP/virtual_driver/*.c')
src += Glob('ports/OpenAMP/drv_openamp.c')
path = [cwd]
path += [cwd + '/CubeMX_Config/CM4/Inc']
path += [cwd + '/ports']
bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_emmc.c
+593
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File diff suppressed because it is too large Load Diff
bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_emmc.h
+104
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@@ -0,0 +1,104 @@
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-07-16 thread-liu first version
*/
#ifndef __DRV_EMMC_H__
#define __DRV_EMMC_H__
#include <rtthread.h>
#include "rtdevice.h"
#include <rthw.h>
#include <drv_common.h>
#include <string.h>
#include <drivers/mmcsd_core.h>
#include <drivers/sdio.h>
#define SDIO_BUFF_SIZE 4096
#ifndef EMMC_BASE_ADDRESS
#define EMMC_BASE_ADDRESS (SDMMC2)
#endif
#ifndef EMMC_CLOCK_FREQ
#define EMMC_CLOCK_FREQ (99U * 1000 * 1000)
#endif
#ifndef EMMC_MAX_FREQ
#define EMMC_MAX_FREQ (50 * 1000 * 1000)
#endif
#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
#define SDMMC_ERRORS \
(SDMMC_STA_IDMATE | SDMMC_STA_ACKTIMEOUT | \
SDMMC_STA_RXOVERR | SDMMC_STA_TXUNDERR | \
SDMMC_STA_DTIMEOUT | SDMMC_STA_CTIMEOUT | \
SDMMC_STA_DCRCFAIL | SDMMC_STA_CCRCFAIL)
#define SDIO_MASKR_ALL \
(SDMMC_MASK_CCRCFAILIE | SDMMC_MASK_DCRCFAILIE | SDMMC_MASK_CTIMEOUTIE | \
SDMMC_MASK_TXUNDERRIE | SDMMC_MASK_RXOVERRIE | SDMMC_MASK_CMDRENDIE | \
SDMMC_MASK_CMDSENTIE | SDMMC_MASK_DATAENDIE | SDMMC_MASK_ACKTIMEOUTIE)
#define HW_SDIO_DATATIMEOUT (0xFFFFFFFFU)
struct stm32_sdio
{
volatile rt_uint32_t power; /* offset 0x00 */
volatile rt_uint32_t clkcr; /* offset 0x04 */
volatile rt_uint32_t arg; /* offset 0x08 */
volatile rt_uint32_t cmd; /* offset 0x0C */
volatile rt_uint32_t respcmd; /* offset 0x10 */
volatile rt_uint32_t resp1; /* offset 0x14 */
volatile rt_uint32_t resp2; /* offset 0x18 */
volatile rt_uint32_t resp3; /* offset 0x1C */
volatile rt_uint32_t resp4; /* offset 0x20 */
volatile rt_uint32_t dtimer; /* offset 0x24 */
volatile rt_uint32_t dlen; /* offset 0x28 */
volatile rt_uint32_t dctrl; /* offset 0x2C */
volatile rt_uint32_t dcount; /* offset 0x30 */
volatile rt_uint32_t sta; /* offset 0x34 */
volatile rt_uint32_t icr; /* offset 0x38 */
volatile rt_uint32_t mask; /* offset 0x3C */
volatile rt_uint32_t acktimer; /* offset 0x40 */
volatile rt_uint32_t reserved0[3]; /* offset 0x44 ~ 0x4C */
volatile rt_uint32_t idmatrlr; /* offset 0x50 */
volatile rt_uint32_t idmabsizer; /* offset 0x54 */
volatile rt_uint32_t idmabase0r; /* offset 0x58 */
volatile rt_uint32_t idmabase1r; /* offset 0x5C */
volatile rt_uint32_t reserved1[1]; /* offset 0x60 */
volatile rt_uint32_t idmalar;
volatile rt_uint32_t idmabar;
volatile rt_uint32_t reserved2[5];
volatile rt_uint32_t fifo;
volatile rt_uint32_t reserved3[220];
volatile rt_uint32_t verr;
volatile rt_uint32_t ipidr;
volatile rt_uint32_t sidr;
};
typedef rt_uint32_t (*sdio_clk_get)(struct stm32_sdio *hw_sdio);
struct stm32_sdio_des
{
struct stm32_sdio *hw_sdio;
sdio_clk_get clk_get;
};
/* stm32 sdio dirver class */
struct stm32_sdio_class
{
struct stm32_sdio_des *des;
const struct stm32_sdio_config *cfg;
struct rt_mmcsd_host host;
};
extern void stm32_mmcsd_change(void);
#endif /* __DRV_SDIO_H__ */
bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_pmic.c
+3 -1
View File
@@ -19,6 +19,8 @@
#define LOG_TAG "drv.pmic"
#include <drv_log.h>
#define I2C_NAME "i2c3"
static struct rt_i2c_bus_device *pmic_dev = RT_NULL;
/* i2c read reg */
@@ -884,7 +886,7 @@ static int pmic_init(void)
{
BSP_PMIC_MspInit();
result = rt_hw_pmic_init("i2c3");
result = rt_hw_pmic_init(I2C_NAME);
if(result != RT_EOK)
{
LOG_D("stpmic init failed: %02x", result);
bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_sdcard.c
+413
View File
@@ -0,0 +1,413 @@
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-07-04 thread-liu the first version
*/
#include "board.h"
#if defined(BSP_USING_SD_CARD)
#include <dfs_fs.h>
#define DRV_DEBUG
//#define SDMMC_TX_DUMP
//#define SDMMC_RX_DUMP
#define LOG_TAG "drv.sdmmc"
#include <drv_log.h>
static SD_HandleTypeDef SDCARD_Handler = {0};
static HAL_SD_CardInfoTypeDef SDCardInfo = {0};
struct stm32_sd
{
struct rt_device sdcard;
struct rt_semaphore sd_lock;
volatile rt_uint8_t write_flage;
volatile rt_uint8_t read_flage;
volatile rt_base_t level;
};
static struct stm32_sd sd_device;
#define SD_TIMEOUT ((uint32_t)30 * 1000)
#define DETECT_PIN GET_PIN(G, 1)
#define LDO_PIN GET_PIN(F, 14)
struct rt_completion tx_comp;
struct rt_completion rx_comp;
/* SYSRAM SDMMC1/2 accesses */
#define SDIO_BUFF_SIZE 512
#if defined(__CC_ARM) || defined(__CLANG_ARM)
__attribute__((at(0x2FFC0000)))
#elif defined ( __GNUC__ )
__attribute__((at(0x2FFC0000)))
#elif defined(__ICCARM__)
#pragma location = 0x2FFC0000
#endif
static rt_uint32_t cache_buf[SDIO_BUFF_SIZE];
#if defined(SDMMC_RX_DUMP) || defined(SDMMC_TX_DUMP)
#define __is_print(ch) ((unsigned int)((ch) - ' ') < 127u - ' ')
static void dump_hex(const rt_uint8_t *ptr, rt_size_t buflen)
{
unsigned char *buf = (unsigned char *)ptr;
int i, j;
for (i = 0; i < buflen; i += 16)
{
rt_kprintf("%08X: ", i);
for (j = 0; j < 16; j++)
if (i + j < buflen)
rt_kprintf("%02X ", buf[i + j]);
else
rt_kprintf(" ");
rt_kprintf(" ");
for (j = 0; j < 16; j++)
if (i + j < buflen)
rt_kprintf("%c", __is_print(buf[i + j]) ? buf[i + j] : '.');
rt_kprintf("\n");
}
}
#endif
static rt_err_t rt_hw_sd_is_detected(void)
{
return rt_pin_read(DETECT_PIN);
}
static rt_err_t rt_hw_sd_init(void)
{
/* sd ldo*/
rt_pin_mode(LDO_PIN, PIN_MODE_OUTPUT);
/* sd detect */
rt_pin_mode(DETECT_PIN, PIN_MODE_INPUT_PULLUP);
/* judge we have a sd card */
if (rt_hw_sd_is_detected() != 0x00)
{
LOG_E("can't find sd card!");
return RT_ERROR;
}
SDCARD_Handler.Instance = SDMMC1;
HAL_SD_DeInit(&SDCARD_Handler);
/* if CLKDIV = 0 then SDMMC Clock frequency = SDMMC Kernel Clock
else SDMMC Clock frequency = SDMMC Kernel Clock / [2 * CLKDIV].
SDMMC Kernel Clock = 99MHz, SDMMC Clock frequency = 50MHz */
SDCARD_Handler.Init.ClockDiv = 1;
SDCARD_Handler.Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE;
SDCARD_Handler.Init.ClockEdge = SDMMC_CLOCK_EDGE_FALLING;
SDCARD_Handler.Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_DISABLE;
SDCARD_Handler.Init.BusWide = SDMMC_BUS_WIDE_4B;
if (HAL_SD_Init(&SDCARD_Handler) != RT_EOK)
{
LOG_E("sd device init error!");
return RT_ERROR;
}
if (HAL_SD_ConfigWideBusOperation(&SDCARD_Handler, SDMMC_BUS_WIDE_4B) != RT_EOK)
{
LOG_E("sd bus config error!");
return RT_ERROR;
}
if (HAL_SD_GetCardInfo(&SDCARD_Handler, &SDCardInfo) != RT_EOK)
{
LOG_E("sd get card info error!");
return RT_ERROR;
}
rt_thread_mdelay(100);
if(HAL_SD_GetCardState(&SDCARD_Handler) != HAL_SD_CARD_TRANSFER)
{
LOG_E("sd get card state error!");
return RT_ERROR;
}
return RT_EOK;
}
static void rt_hw_sd_deinit(void)
{
HAL_SD_DeInit(&SDCARD_Handler);
}
static rt_err_t sdcard_wait_ok(void)
{
rt_uint32_t tick_start = 0;
tick_start = rt_tick_get();
while ((rt_tick_get() - tick_start) < SD_TIMEOUT)
{
if (HAL_SD_GetCardState(&SDCARD_Handler) == HAL_SD_CARD_TRANSFER)
{
return HAL_OK;
}
}
return HAL_ERROR;
}
void HAL_SD_DriveTransceiver_1_8V_Callback(FlagStatus status)
{
if (status == SET)
{
rt_pin_write(LDO_PIN, PIN_HIGH);
}
else
{
rt_pin_write(LDO_PIN, PIN_LOW);
}
}
static rt_err_t rt_sdcard_init(rt_device_t dev)
{
RT_ASSERT(dev != RT_NULL);
struct stm32_sd *sd = (struct stm32_sd *)dev;
if (rt_sem_init(&sd->sd_lock, "sdlock", 1, RT_IPC_FLAG_FIFO) != RT_EOK)
{
LOG_E("init sd lock semaphore failed\n");
}
return RT_EOK;
}
static rt_err_t rt_sdcard_open(rt_device_t dev, rt_uint16_t oflag)
{
RT_ASSERT(dev != RT_NULL);
return RT_EOK;
}
static rt_err_t rt_sdcard_close(rt_device_t dev)
{
RT_ASSERT(dev != RT_NULL);
return RT_EOK;
}
/**
* @brief Reads Sector(s)
* @param dev : sd dev
* @param sector: Sector address (LBA) Data buffer to store read data
* @param *buffer: Data buffer to store read data
* @param count: Number of sectors to read (1..128)
* @retval DRESULT: Operation result
*/
static rt_size_t rt_sdcard_read(rt_device_t dev, rt_off_t sector, void *buffer, rt_size_t count)
{
RT_ASSERT(dev != RT_NULL);
struct stm32_sd *sd = (struct stm32_sd *)dev;
rt_uint8_t ret = RT_EOK;
volatile uint32_t tickstart = 0;
sd->read_flage = 0;
rt_memset(cache_buf, 0x00, BLOCKSIZE * count);
ret = sdcard_wait_ok();
if (ret != RT_EOK)
{
LOG_D("sdmmc busy!");
return 0;
}
rt_sem_take(&sd->sd_lock, RT_WAITING_FOREVER);
ret = HAL_SD_ReadBlocks_DMA(&SDCARD_Handler, (rt_uint8_t *)cache_buf, (uint32_t)sector, count);
rt_sem_release(&sd->sd_lock);
/* Wait that writing process is completed or a timeout occurs */
tickstart = rt_tick_get();
if (ret == HAL_OK)
{
while ((sd->read_flage == 0) && (rt_tick_get() - tickstart) < SD_TIMEOUT)
{
}
/* over time */
if (sd->read_flage == 0)
{
return 0;
}
else
{
sd->read_flage = 0;
tickstart = rt_tick_get();
while ((rt_tick_get() - tickstart) < SD_TIMEOUT)
{
if (sdcard_wait_ok() == RT_EOK)
{
sd->level=rt_hw_interrupt_disable();
rt_memcpy((rt_uint8_t *)(buffer), cache_buf, BLOCKSIZE * count);
rt_hw_interrupt_enable(sd->level);
#if defined(SDMMC_RX_DUMP)
rt_kprintf("\nsd rx: \n");
dump_hex(cache_buf, BLOCKSIZE * count);
#endif
return count;
}
}
}
}
return 0;
}
/**
* @brief Writes block(s) to a specified address in an SD card, in DMA mode.
* @param dev SD device
* @param sector Block index from where data is to be written P
* @param *buffer Pointer to the buffer that will contain the data to transmit
* @param count Number of SD blocks to write
* @retval BSP status
*/
static rt_size_t rt_sdcard_write(rt_device_t dev, rt_off_t sector, const void *buffer, rt_size_t count)
{
RT_ASSERT(dev != RT_NULL);
struct stm32_sd *sd = (struct stm32_sd *)dev;
rt_uint32_t i = 0;
rt_uint8_t ret = RT_EOK;
for (i = 0; i < count; i++)
{
sd->level = rt_hw_interrupt_disable();
rt_memset(cache_buf, 0x00, BLOCKSIZE);
rt_memcpy(cache_buf, (rt_uint32_t *)((uintptr_t)buffer + BLOCKSIZE * i), BLOCKSIZE);
rt_hw_interrupt_enable(sd->level);
#if defined(SDMMC_TX_DUMP)
rt_kprintf("\nsd tx: \n");
dump_hex(cache_buf, BLOCKSIZE);
#endif
ret = sdcard_wait_ok();
if (ret != RT_EOK)
{
LOG_D("sdmmc busy!");
return 0;
}
rt_completion_init(&tx_comp);
ret = HAL_SD_WriteBlocks_DMA(&SDCARD_Handler, (rt_uint8_t *)cache_buf, (rt_uint32_t)(sector + i), 1);
if (ret != HAL_OK)
{
rt_kprintf("sd write error!\n");
return 0;
}
rt_completion_wait(&tx_comp,RT_WAITING_FOREVER);
}
return count;
}
static rt_err_t rt_sdcard_control(rt_device_t dev, int cmd, void *args)
{
RT_ASSERT(dev != RT_NULL);
if (cmd == RT_DEVICE_CTRL_BLK_GETGEOME)
{
struct rt_device_blk_geometry *geometry;
geometry = (struct rt_device_blk_geometry *)args;
geometry->bytes_per_sector = 512;
geometry->block_size = SDCARD_Handler.SdCard.BlockSize;
geometry->sector_count = SDCARD_Handler.SdCard.BlockNbr;
}
return RT_EOK;
}
void SDMMC1_IRQHandler(void)
{
rt_interrupt_enter();
HAL_SD_IRQHandler(&SDCARD_Handler);
rt_interrupt_leave();
}
void HAL_SD_RxCpltCallback(SD_HandleTypeDef *hsd)
{
if (hsd->Instance == SDCARD_Handler.Instance)
{
sd_device.read_flage = 1;
}
}
void HAL_SD_TxCpltCallback(SD_HandleTypeDef *hsd)
{
if (hsd->Instance == SDCARD_Handler.Instance)
{
rt_completion_done(&tx_comp);
}
}
int rt_hw_sdcard_init(void)
{
if (rt_hw_sd_init() != RT_EOK)
{
rt_hw_sd_deinit();
LOG_E("sdcard init failed");
return RT_ERROR;
}
/* register sdcard device */
sd_device.sdcard.type = RT_Device_Class_Block;
sd_device.sdcard.init = rt_sdcard_init;
sd_device.sdcard.open = rt_sdcard_open;
sd_device.sdcard.close = rt_sdcard_close;
sd_device.sdcard.read = rt_sdcard_read;
sd_device.sdcard.write = rt_sdcard_write;
sd_device.sdcard.control = rt_sdcard_control;
/* no private */
sd_device.sdcard.user_data = &SDCardInfo;
rt_device_register(&sd_device.sdcard, "sd_card", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_REMOVABLE | RT_DEVICE_FLAG_STANDALONE);
LOG_I("sd card init success!");
return RT_EOK;
}
INIT_DEVICE_EXPORT(rt_hw_sdcard_init);
#if defined(SD_USING_DFS)
int mnt_init(void)
{
rt_device_t sd_dev = RT_NULL;
LOG_I("init sd card file system.");
#if defined(SDMMC_RX_DUMP) || defined(SDMMC_TX_DUMP)
rt_thread_delay(3000);
#else
rt_thread_delay(RT_TICK_PER_SECOND);
#endif
sd_dev = rt_device_find("sd_card");
if (sd_dev == RT_NULL)
{
LOG_E("can't find sd deivce name!");
return RT_ERROR;
}
if (dfs_mount("sd_card", "/", "elm", 0, 0) != 0)
{
rt_kprintf("file system mount failed!\n");
}
else
{
rt_kprintf("file system mount success!\n");
}
return 0;
}
INIT_APP_EXPORT(mnt_init);
#endif
#endif