266 lines
6.8 KiB
C
266 lines
6.8 KiB
C
/*
|
|
* Copyright (c) 2006-2022, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2017-08-08 Yang the first version
|
|
* 2019-07-19 Magicoe The first version for LPC55S6x
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <board.h>
|
|
|
|
#include "fsl_common.h"
|
|
#include "fsl_iocon.h"
|
|
|
|
#include "fsl_sdif.h"
|
|
|
|
#include "fsl_sd.h"
|
|
|
|
#include "drv_sd.h"
|
|
|
|
#include <finsh.h>
|
|
#include <dfs.h>
|
|
#include <dfs_fs.h>
|
|
#include "board.h"
|
|
|
|
static struct mci_device *_mci_device;
|
|
static uint8_t sdio_buffer[1024];
|
|
|
|
#ifdef RT_USING_SDIO
|
|
|
|
static rt_err_t rt_mci_init(rt_device_t dev)
|
|
{
|
|
rt_err_t result = RT_EOK;
|
|
|
|
return result;
|
|
}
|
|
|
|
static rt_err_t rt_mci_open(rt_device_t dev, rt_uint16_t oflag)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t rt_mci_close(rt_device_t dev)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_size_t rt_mci_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
|
|
{
|
|
rt_uint8_t status = kStatus_Success;
|
|
struct mci_device *mci = (struct mci_device *)dev;
|
|
int ret;
|
|
|
|
ret = rt_mutex_take(&mci->lock, RT_WAITING_FOREVER);
|
|
if (ret == -RT_ETIMEOUT)
|
|
{
|
|
rt_kprintf("Take mutex time out.\n");
|
|
return ret;
|
|
}
|
|
else if (ret == -RT_ERROR)
|
|
{
|
|
rt_kprintf("Take mutex error.\n");
|
|
return ret;
|
|
}
|
|
|
|
{
|
|
/* non-aligned. */
|
|
uint32_t i;
|
|
rt_size_t sector_adr;
|
|
uint8_t* copy_buffer;
|
|
|
|
sector_adr = pos;
|
|
copy_buffer = (uint8_t*)buffer;
|
|
|
|
for(i=0; i<size; i++)
|
|
{
|
|
status = SD_ReadBlocks(&mci->card, sdio_buffer, sector_adr, 1);
|
|
|
|
memcpy(copy_buffer, sdio_buffer, mci->card.blockSize);
|
|
sector_adr ++;
|
|
copy_buffer += mci->card.blockSize;
|
|
}
|
|
}
|
|
|
|
rt_mutex_release(&_mci_device->lock);
|
|
|
|
if (status == kStatus_Success) return size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static rt_size_t rt_mci_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
|
|
{
|
|
rt_uint8_t status = kStatus_Success;
|
|
struct mci_device *mci = (struct mci_device *)dev;
|
|
int ret;
|
|
|
|
ret = rt_mutex_take(&mci->lock, RT_WAITING_FOREVER);
|
|
if (ret == -RT_ETIMEOUT)
|
|
{
|
|
rt_kprintf("Take mutex time out.\n");
|
|
return ret;
|
|
}
|
|
else if (ret == -RT_ERROR)
|
|
{
|
|
rt_kprintf("Take mutex error.\n");
|
|
return ret;
|
|
}
|
|
|
|
{
|
|
/* non-aligned. */
|
|
uint32_t i;
|
|
rt_size_t sector_adr;
|
|
uint8_t* copy_buffer;
|
|
|
|
sector_adr = pos;
|
|
copy_buffer = (uint8_t*)buffer;
|
|
|
|
for(i = 0; i < size; i++)
|
|
{
|
|
memcpy(sdio_buffer, copy_buffer, mci->card.blockSize);
|
|
|
|
status = SD_WriteBlocks(&mci->card, sdio_buffer, sector_adr, 1);
|
|
|
|
sector_adr ++;
|
|
copy_buffer += mci->card.blockSize;
|
|
|
|
}
|
|
}
|
|
|
|
/* release and exit */
|
|
rt_mutex_release(&_mci_device->lock);
|
|
|
|
if (status == kStatus_Success) return size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static rt_err_t rt_mci_control(rt_device_t dev, int cmd, void *args)
|
|
{
|
|
struct mci_device *mci = (struct mci_device *)dev;
|
|
|
|
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;
|
|
if (geometry == RT_NULL) return -RT_ERROR;
|
|
|
|
geometry->bytes_per_sector = mci->card.blockSize;
|
|
geometry->block_size = mci->card.csd.eraseSectorSize;
|
|
geometry->sector_count = mci->card.blockCount;
|
|
}
|
|
|
|
return RT_EOK;
|
|
}
|
|
|
|
/*! @brief SDMMC host detect card configuration */
|
|
static const sdmmchost_detect_card_t s_sdCardDetect = {
|
|
.cdType = BOARD_SD_DETECT_TYPE,
|
|
.cdTimeOut_ms = (~0U),
|
|
};
|
|
|
|
/*! @brief Card descriptor. */
|
|
sd_card_t g_sd;
|
|
int rt_hw_mci_init(void)
|
|
{
|
|
_mci_device = (struct mci_device *)rt_malloc(sizeof(struct mci_device));
|
|
if (_mci_device == RT_NULL)
|
|
{
|
|
rt_kprintf("mci_hw_init _mci_device rt_malloc failed!\n");
|
|
return -RT_ERROR;
|
|
}
|
|
rt_memset(_mci_device, 0, sizeof(struct mci_device));
|
|
|
|
/* attach main clock to SDIF */
|
|
CLOCK_AttachClk(kMAIN_CLK_to_SDIO_CLK);
|
|
/* need call this function to clear the halt bit in clock divider register */
|
|
CLOCK_SetClkDiv(kCLOCK_DivSdioClk, (uint32_t)(SystemCoreClock / FSL_FEATURE_SDIF_MAX_SOURCE_CLOCK + 1U), true);
|
|
|
|
_mci_device->card = g_sd;
|
|
|
|
/* Save host information. */
|
|
_mci_device->card.host.base = SDIF;
|
|
_mci_device->card.host.sourceClock_Hz = CLOCK_GetFreq(kCLOCK_SDio);
|
|
_mci_device->card.usrParam.cd = &s_sdCardDetect;
|
|
#if 1
|
|
rt_kprintf("\r\nNeed wait a few seconds to SD init, Better Set SystemTick as 1000\r\n");
|
|
rt_kprintf("SDCard Freq %d\r\n", _mci_device->card.host.sourceClock_Hz);
|
|
#endif
|
|
if (kStatus_Success != SD_HostInit(&_mci_device->card))
|
|
{
|
|
memset(&_mci_device->card, 0U, sizeof(_mci_device->card));
|
|
rt_kprintf("SD_Init failed!\n");
|
|
return -RT_ERROR;
|
|
}
|
|
|
|
/* power off card */
|
|
SD_PowerOffCard(_mci_device->card.host.base, _mci_device->card.usrParam.pwr);
|
|
|
|
/* check SD card insert */
|
|
if(BOARD_SDIF_CD_STATUS() == true)
|
|
{
|
|
rt_kprintf("\r\nCard detect fail.\r\n");
|
|
return kStatus_Fail;
|
|
}
|
|
|
|
/* wait card insert */
|
|
if (SD_WaitCardDetectStatus(_mci_device->card.host.base, &s_sdCardDetect, true) == kStatus_Success)
|
|
{
|
|
/* reset host once card re-plug in */
|
|
SD_HostReset(&(_mci_device->card.host));
|
|
/* power on the card */
|
|
SD_PowerOnCard(_mci_device->card.host.base, _mci_device->card.usrParam.pwr);
|
|
}
|
|
else
|
|
{
|
|
rt_kprintf("\r\nCard detect fail.\r\n");
|
|
return kStatus_Fail;
|
|
}
|
|
|
|
/* Init card. */
|
|
if (SD_CardInit(&_mci_device->card))
|
|
{
|
|
rt_kprintf("\r\nSD card init failed.\r\n");
|
|
return kStatus_Fail;
|
|
}
|
|
|
|
/* initialize mutex lock */
|
|
rt_mutex_init(&_mci_device->lock, "sdcard0", RT_IPC_FLAG_PRIO);
|
|
/* create finish event */
|
|
_mci_device->finish_event = rt_event_create("sdcard0", RT_IPC_FLAG_FIFO);
|
|
|
|
/* register sdcard device */
|
|
_mci_device->parent.type = RT_Device_Class_Block;
|
|
|
|
_mci_device->geometry.bytes_per_sector = 0;
|
|
_mci_device->geometry.sector_count = 0;
|
|
_mci_device->geometry.block_size = 0;
|
|
|
|
_mci_device->parent.init = rt_mci_init;
|
|
_mci_device->parent.open = rt_mci_open;
|
|
_mci_device->parent.close = rt_mci_close;
|
|
_mci_device->parent.read = rt_mci_read;
|
|
_mci_device->parent.write = rt_mci_write;
|
|
_mci_device->parent.control = rt_mci_control;
|
|
|
|
/* no private, no callback */
|
|
_mci_device->parent.user_data = RT_NULL;
|
|
_mci_device->parent.rx_indicate = RT_NULL;
|
|
_mci_device->parent.tx_complete = RT_NULL;
|
|
|
|
rt_device_register(&_mci_device->parent, "sdcard0",
|
|
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_REMOVABLE );
|
|
|
|
return 0;
|
|
}
|
|
INIT_DEVICE_EXPORT(rt_hw_mci_init);
|
|
|
|
#endif /* endif RT_USING_SDIO */
|