Wrote basic command funcs, acmd41 begun, cmd55, dmainit

2015-10-13 18:39:29 +02:00
parent 9979813693
commit ae9679f10f
10 changed files with 993 additions and 14 deletions
--- a/FATFS/diskio.c
+++ b/FATFS/diskio.c
@@ -12,7 +12,7 @@
 #include <shimatta_sdio-driver.h>

 /* Definitions of physical drive number for each drive */
-#define SDIO	0	/* Example: Map ATA harddisk to physical drive 0 */
+#define SDCARD	0	/* Example: Map ATA harddisk to physical drive 0 */

 /*-----------------------------------------------------------------------*/
 /* Get Drive Status                                                      */
@@ -22,7 +22,7 @@ DSTATUS disk_status(BYTE pdrv /* Physical drive number to identify the drive */
 ) {

 	switch (pdrv) {
-	case SDIO:
+    case SDCARD:
 		return SDIO_status();
 		break;
 	}
@@ -38,7 +38,7 @@ DSTATUS disk_initialize(BYTE pdrv /* Physical drive number to identify the drive


 	switch (pdrv) {
-	case SDIO:
+    case SDCARD:
 		return SDIO_initialize();
 		break;
 	}
@@ -56,7 +56,7 @@ UINT count /* Number of sectors to read */
 ) {

 	switch (pdrv) {
-	case SDIO:
+    case SDCARD:
 		return SDIO_disk_read(buff, sector, count);
 		break;
 	}
@@ -75,7 +75,7 @@ DWORD sector, /* Sector address in LBA */
 UINT count /* Number of sectors to write */
 ) {
 	switch (pdrv) {
-	case SDIO:
+    case SDCARD:
 		return SDIO_disk_write(buff, sector, count);
 		break;
 	}
@@ -94,7 +94,7 @@ void *buff /* Buffer to send/receive control data */
 ) {

 	switch (pdrv) {
-	case SDIO:
+    case SDCARD:
 		return SDIO_disk_ioctl(cmd, buff);
 		break;
 	}
--- a/FATFS/ff.c
+++ b/FATFS/ff.c
@@ -2654,7 +2654,6 @@ FRESULT f_write (
 	const BYTE *wbuff = (const BYTE*)buff;
 	BYTE csect;

-
 	*bw = 0;	/* Clear write byte counter */

 	res = validate(fp);						/* Check validity */
--- a/FATFS/ffconf.h
+++ b/FATFS/ffconf.h
@@ -33,7 +33,7 @@
 /   3: f_lseek() function is removed in addition to 2. */


-#define	_USE_STRFUNC	0
+#define	_USE_STRFUNC	1
 /* This option switches string functions, f_gets(), f_putc(), f_puts() and
 /  f_printf().
 /
@@ -145,8 +145,8 @@
 /* Number of volumes (logical drives) to be used. */


-#define _STR_VOLUME_ID	0
-#define _VOLUME_STRS	"RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
+#define _STR_VOLUME_ID	1
+#define _VOLUME_STRS	"SD"
 /* _STR_VOLUME_ID option switches string volume ID feature.
 /  When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
 /  number in the path name. _VOLUME_STRS defines the drive ID strings for each
--- a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
+++ b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
@@ -2,21 +2,56 @@
 * shimatta_sdio-driver.c
 *
 *  Created on: Apr 30, 2015
- *      Author: mari
+ *  Mario Hüttel
 */

 #include <shimatta_sdio-driver.h>

+#define SETAF(PORT,PIN,AF)  PORT->AFR[(PIN < 8 ? 0 : 1)] |= AF << ((PIN < 8 ? PIN : (PIN - 8)) * 4)
+
+#define READCTRL ((BLOCKSIZE << 4) | SDIO_DCTRL_DMAEN)
+#define DMAP2M (DMA_SxCR_CHSEL_2 | DMA_SxCR_PBURST_0 | DMA_SxCR_MBURST_0 | DMA_SxCR_MSIZE_1 | DMA_SxCR_PSIZE_1 | DMA_SxCR_MINC | DMA_SxCR_PFCTRL)
+#define DMAM2P (DMA_SxCR_CHSEL_2 | DMA_SxCR_PBURST_0 | DMA_SxCR_MBURST_0 | DMA_SxCR_MSIZE_1 | DMA_SxCR_PSIZE_1 | DMA_SxCR_MINC | DMA_SxCR_PFCTRL | DMA_SxCR_DIR_0)
+#define SHORT_ANS 1
+#define LONG_ANS 3
+#define NO_ANS 0
+
+
+#define CCRCFAIL -1
+#define CTIMEOUT -2
+
+
+void SDIO_DMA_Init();
+void SDIO_InitModule();
+
+int SDIO_sendCmd(uint8_t CMD, uint32_t arg, uint8_t expectedAns);
+int SDIO_getResp(uint8_t expectedCMD, uint8_t typeOfAns, uint32_t* responseBuffer);
+int SDIO_parseR1Ans(uint32_t resp, StatusConv_t converter);
+
+int SDIO_send_ACMD41();
+int SDIO_send_CMD55();
+
+
+//BYTE rxtxbuffer[1<<BLOCKSIZE]; //Data RX and TX Buffer not needed anymore. thanks to DMA
+SDInfo_t cardInfo;
+
 DSTATUS SDIO_status(){
 	return 0;
 }
 DSTATUS SDIO_initialize(){
+    cardInfo.rca = 0;
+    cardInfo.type = CARD_NONE;
+
+    SDIO_DMA_Init();
+    SDIO_InitModule();
+
+
 	return 0;
 }
 DRESULT SDIO_disk_read(BYTE *buff, DWORD sector, UINT count){
 	return RES_OK;
 }
-DRESULT SDIO_disk_write(BYTE *buff, DWORD sector, UINT count){
+DRESULT SDIO_disk_write(const BYTE *buff, DWORD sector, UINT count){
 	return RES_OK;
 }
 DRESULT SDIO_disk_ioctl(BYTE cmd, void* buff){
@@ -25,3 +60,133 @@ DRESULT SDIO_disk_ioctl(BYTE cmd, void* buff){
 DWORD __attribute__((weak)) get_fattime(){
 	return 0;
 }
+
+
+void SDIO_DMA_Init(){
+    RCC->AHB1ENR    |= RCC_AHB1ENR_DMA2EN;
+    DMASTREAM->CR   = DMAM2P;
+    //Address Conffiguration
+    //Memory address is set by write and read block functions
+    //DMASTREAM->M0AR = (uint32_t)&rxtxbuffer;
+    DMASTREAM->PAR = (uint32_t)&SDIO->FIFO; //Not sure if this works
+    //DMASTREAM->CR   |= DMA_SxCR_EN;
+
+}
+
+void SDIO_InitModule(){
+    //Init Clocks
+    RCC->AHB1ENR    |= PORTCLKMASK;
+    RCC->APB2ENR    |= RCC_APB2ENR_SDIOEN;
+    //Init Alternate Functions
+    CLKPORT->MODER  |= (2<<CLKPIN*2);
+    D0PORT->MODER   |= (2<<D0PIN*2);
+#if BUSWIDTH==1
+    D1PORT->MODER   |= (2<<D1PIN*2);
+    D2PORT->MODER   |= (2<<D2PIN*2);
+    D3PORT->MODER   |= (2<<D3PIN*2);
+#endif
+    //CLKPORT->AFR[(CLKPIN < 8 ? 0 : 1)] |= ALTFUNC << ((CLKPIN < 8 ? CLKPIN : (CLKPIN - 8)) * 4);
+    SETAF(CLKPORT,  CLKPIN, ALTFUNC);
+    SETAF(D0PORT,   D0PIN,  ALTFUNC);
+#if BUSWIDTH==1
+    SETAF(D1PORT,   D1PIN,  ALTFUNC);
+    SETAF(D2PORT,   D2PIN,  ALTFUNC);
+    SETAF(D3PORT,   D3PIN,  ALTFUNC);
+#endif
+    //Init Module
+
+    //Set CLK Control Register
+    SDIO->CLKCR = (HW_FLOW<<14) | (BUSWIDTH<<11) | SDIO_CLKCR_CLKEN | (INITCLK & SDIO_CLKCR_CLKDIV);
+
+    //Set Data Timeout
+    SDIO->DTIMER = DTIMEOUT;
+
+    //Set Data Parameters
+    //SDIO->DCTRL = (BLOCKSIZE << 4) | SDIO_DCTRL_DMAEN;
+    //Set Power Register: Power up Card CLK
+    SDIO->POWER = SDIO_POWER_PWRCTRL_0 | SDIO_POWER_PWRCTRL_1;
+
+}
+
+int SDIO_parseR1Ans(uint32_t resp, StatusConv_t converter){
+    statusConverter.value = resp;
+    return 0;
+}
+//Send Command
+//Clear respone Flags
+//->CRC Fail, complete response, Timeout
+int SDIO_sendCmd(uint8_t CMD, uint32_t arg, uint8_t expectedAns){
+    //Clear Flags
+    SDIO->ICR = SDIO_ICR_CCRCFAILC | SDIO_ICR_CMDRENDC | SDIO_ICR_CTIMEOUTC;
+    //Send command
+    SDIO->ARG = arg;
+    SDIO->CMD = (CMD & SDIO_CMD_CMDINDEX) | SDIO_CMD_CPSMEN | SDIO_CMD_WAITPEND | ((expectedAns << 6) & SDIO_CMD_WAITRESP);
+    return 0;
+}
+
+int SDIO_getResp(uint8_t expectedCMD, uint8_t typeOfAns, uint32_t *responseBuffer) {
+    //Return with success because no data is needed
+    if (typeOfAns == NO_ANS) return 0;
+
+    //Wait for error or success
+    while (1) {
+        if (SDIO->STA & SDIO_STA_CMDREND) break; //Corrct Respone Received
+
+        //Exclude 41 from valid CRC check
+        if ((SDIO->STA & SDIO_STA_CCRCFAIL)) {
+            if(expectedCMD == 41) {
+                //This command does not have a CRC...Doushite....
+                break;//Hopefully the response is correct. Even without CRC....
+            }
+        }
+
+
+        if (SDIO->STA & SDIO_STA_CTIMEOUT)
+            return CTIMEOUT;
+    }
+    //Valid Respone Received
+    if ((SDIO->RESPCMD & SDIO_RESPCMD_RESPCMD) != expectedCMD) return -1; //Not the expected respose
+
+    //Correct Response
+    *(responseBuffer++) = SDIO->RESP1;
+    //Long response. Never needed with SD Cards
+    if (typeOfAns == LONG_ANS) {
+        *(responseBuffer++) = SDIO->RESP2;
+        *(responseBuffer++) = SDIO->RESP3;
+        *(responseBuffer++) = SDIO->RESP4;
+    }
+
+}
+
+int SDIO_send_CMD55(){
+    int retry = 0x20;
+    StatusConv_t converter;
+    uint32_t response;
+    do {
+        //Execute Command and check for valid response
+        SDIO_sendCmd(55, cardInfo.rca, SHORT_ANS);
+
+        if (!SDIO_getResp(55, SHORT_ANS, &response))
+        {
+            //Response valid. Check if Card has accepted switch to application command mode
+            converter.value = response;
+            if (converter.statusstruct.APP_CMD == 1)
+                return 0;
+        }
+    }while(--retry > 0);
+
+    return -1;
+}
+
+int SDIO_send_ACMD41(){
+    int retry = 0x200;
+    if (SDIO_send_CMD55()) return -1;
+
+    do {
+
+        SDIO_sendCmd(41, 1<<30, SHORT_ANS);
+        //TODO: Implement Response Check...
+
+
+    }while(--retry > 0);
+}
--- a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h
+++ b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h
@@ -2,19 +2,114 @@
 * shimatta_sdio-driver.h
 *
 *  Created on: Apr 26, 2015
- *      Author: mari
+ *  Mario Hüttel
 */

 #ifndef FATFS_SHIMATTA_SDIO_DRIVER_SHIMATTA_SDIO_DRIVER_H_
 #define FATFS_SHIMATTA_SDIO_DRIVER_SHIMATTA_SDIO_DRIVER_H_

 #include <diskio.h>
+#include <stm32f4xx.h>
+

 DSTATUS SDIO_status();
 DSTATUS SDIO_initialize();
 DRESULT SDIO_disk_read(BYTE *buff, DWORD sector, UINT count);
-DRESULT SDIO_disk_write(BYTE *buff, DWORD sector, UINT count);
+DRESULT SDIO_disk_write(const BYTE *buff, DWORD sector, UINT count);
 DRESULT SDIO_disk_ioctl(BYTE cmd, void* buff);
 DWORD	get_fattime();

+#define CURRENT_STATE_IDLE 0
+#define CURRENT_STATE_READY 1
+#define CURRENT_STATE_IDENT 2
+#define CURRENT_STATE_STBY 3
+#define CURRENT_STATE_TRAN 4
+#define CURRENT_STATE_DATA 5
+#define CURRENT_STATE_RCV 6
+#define CURRENT_STATE_PRG 7
+#define CURRENT_STATE_DIS 8
+
+
+typedef struct _CardStatus {
+    uint32_t reserved           : 3;
+    uint32_t AKE_SEQ_ERROR      : 1;
+    uint32_t reserved_2         : 1;
+    uint32_t APP_CMD            : 1;
+    uint32_t reserved_3         : 2;
+    uint32_t READY_FOR_DATA     : 1;
+    uint32_t CURRENT_STATE      : 4;
+    uint32_t ERASE_RESET        : 1;
+    uint32_t CARD_ECC_DIABLED   : 1;
+    uint32_t WP_ERASE_SKIP      : 1;
+    uint32_t CSD_OVERWRITE      : 1;
+    uint32_t reserved17         : 1;
+    uint32_t reserved18         : 1;
+    uint32_t ERROR              : 1;
+    uint32_t CC_ERROR           : 1;
+    uint32_t CARD_ECC_FAILED    : 1;
+    uint32_t ILLEGAL_COMMAND    : 1;
+    uint32_t COM_CRC_ERROR      : 1;
+    uint32_t LOCK_UNLOCK_FAILED : 1;
+    uint32_t CARD_IS_LOCKED     : 1;
+    uint32_t WP_VIOLATION       : 1;
+    uint32_t ERASE_PARAM        : 1;
+    uint32_t ERASE_SEQ_ERROR    : 1;
+    uint32_t BLOCK_LEN_ERROR    : 1;
+    uint32_t ADDRESS_ERROR      : 1;
+    uint32_t OUT_OF_RANGE       : 1;
+}CardStatus_t;
+
+#define CARD_SD 1
+#define CARD_MMC 2//Never use. MMC not supported
+#define CARD_NONE 0
+
+typedef struct _SDInfo {
+    uint32_t rca;
+    uint8_t  type;
+}SDInfo_t
+
+typedef union _StatusConv {
+    CardStatus_t statusstruct;
+    uint32_t value;
+}StatusConv_t;
+
+//General Definitions
+//Blocksize: 512 = 2^9 => 9
+#define BLOCKSIZE 9     //9
+//Hardware Flow: Prevents over- and underruns.
+#define HW_FLOW   0     //0
+//1 bit: 0
+//4 bit: 1
+#define BUSWIDTH  1     //1
+//Initial Transfer CLK (ca. 400kHz)
+#define INITCLK   120   //120
+//Working CLK (Maximum)
+#define WORKCLK   0     //0
+//Data Timeout in CLK Cycles
+#define DTIMEOUT  150   //150
+//DMA Stream used for TX and RX DMA2 Stream 3 or 6 possible
+#define DMASTREAM DMA2_Stream3
+
+
+
+//Port Definitions
+
+#define PORTCLKMASK (RCC_AHB1ENR_GPIODEN | RCC_AHB1ENR_GPIOCEN)
+
+#define ALTFUNC     12
+
+#define CLKPORT     GPIOC
+#define D0PORT      GPIOC
+#define D1PORT      GPIOC
+#define D2PORT      GPIOC
+#define D3PORT      GPIOC
+#define CMDPORT     GPIOD
+
+#define CLKPIN      12
+#define D0PIN       8
+#define D1PIN       9
+#define D2PIN       10
+#define D3PIN       11
+#define CMDPIN      2
+
 #endif /* FATFS_SHIMATTA_SDIO_DRIVER_SHIMATTA_SDIO_DRIVER_H_ */
--- a/82
+++ b/82
@@ -0,0 +1,82 @@
+################################Shimatta Makefile####################################
+#CPU:		STM32F407VGT6
+#Compiler:	arm-none-eabi
+#####################################################################################
+#Add Files and Folders below#########################################################
+CFILES 	= main.c syscalls.c UART/uart.c cmsis_boot/system_stm32f4xx.c
+ASFILES = boot/startup_stm32f4xx.S
+INCLUDEPATH = -Iboot -Imathlib -Icmsis -Icmsis_boot -IUART
+
+
+target	= stm32f4sdio
+LIBRARYPATH = -L. -Lmathlib
+LIBRARIES = -larm_cortexM4lf_math
+
+DEFINES = -DSTM32F407xx -DSTM32F4XX -DARM_MATH_CM4
+mapfile = qttemplate
+
+##Custom Files###
+
+#TODO
+
+CFILES += FATFS/option/syscall.c FATFS/option/ccsbcs.c FATFS/diskio.c FATFS/ff.c FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
+INCLUDEPATH += -IFATFS -IFATFS/shimatta_sdio_driver
+
+###################################################################################
+CC=arm-none-eabi-gcc
+OBJCOPY=arm-none-eabi-objcopy
+
+
+LFLAGS = -mlittle-endian -mthumb -mcpu=cortex-m4 -mthumb-interwork 
+LFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16 --disable-newlib-supplied-syscalls -nostartfiles
+LFLAGS += -Tstm32f407vgt6_flash.ld -Wl,-Map=$(mapfile).map
+
+CFLAGS = -c -fmessage-length=0 -mlittle-endian -mthumb -mcpu=cortex-m4 -mthumb-interwork
+CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16 -nostartfiles
+
+####################################################################################
+
+OBJ = $(CFILES:%.c=%.o)
+OBJ += $(ASFILES:%.S=%.o)
+
+default: $(target).elf
+
+
+
+
+%.bin: %.elf
+	$(OBJCOPY) -O binary $^ $@
+%.hex: %.elf
+	$(OBJCOPY) -O ihex $^ $@
+
+
+#Linking
+$(target).elf: $(OBJ)
+	$(CC) $(LFLAGS) $(LIBRARYPATH) -o $@ $^ $(LIBRARIES)
+
+#Compiling
+%.o: %.c
+	$(CC) $(CFLAGS) $(INCLUDEPATH) $(DEFINES) -o $@ $<
+	
+
+
+.PHONY: qtproject clean mrproper objcopy
+
+objcopy: $(target).bin $(target).hex
+
+mrproper:
+	rm -f $(target).pro
+
+clean:
+	rm -f $(target).elf $(target).bin $(target).hex $(OBJ) $(mapfile).map
+qtproject:
+	echo -e "TEMPLATE = app\nCONFIG -= console app_bundle qt" > $(target).pro
+	echo -e "SOURCES += $(CFILES) $(ASFILES)" >> $(target).pro
+	echo -ne "INCLUDEPATH += " >> $(target).pro
+	echo "$(INCLUDEPATH)" | sed "s!-I!./!g" >> $(target).pro
+	echo -ne "HEADERS += " >> $(target).pro
+	find -name "*.h" | tr "\\n" " " >> $(target).pro
+	echo -ne "\nDEFINES += " >> $(target).pro
+	echo "$(DEFINES)" | sed "s/-D//g" >> $(target).pro
+
+
--- a/qttemplate.map
+++ b/qttemplate.map
@@ -0,0 +1,373 @@
+
+Allocating common symbols
+Common symbol       size              file
+
+file                0x224             main.o
+SDfs                0x230             main.o
+
+Memory Configuration
+
+Name             Origin             Length             Attributes
+FLASH            0x0000000008000000 0x0000000000100000 xr
+RAM              0x0000000020000000 0x0000000000020000 xrw
+CCM              0x0000000010000000 0x0000000000010000 xrw
+MEMORY_B1        0x0000000060000000 0x0000000000000000 xr
+*default*        0x0000000000000000 0xffffffffffffffff
+
+Linker script and memory map
+
+LOAD main.o
+LOAD syscalls.o
+LOAD UART/uart.o
+LOAD cmsis_boot/system_stm32f4xx.o
+LOAD FATFS/option/syscall.o
+LOAD FATFS/option/ccsbcs.o
+LOAD FATFS/diskio.o
+LOAD FATFS/ff.o
+LOAD FATFS/shimatta_sdio_driver/shimatta_sdio-driver.o
+LOAD boot/startup_stm32f4xx.o
+LOAD mathlib/libarm_cortexM4lf_math.a
+START GROUP
+LOAD /usr/lib/gcc/arm-none-eabi/5.2.0/armv7e-m/fpu/libgcc.a
+LOAD /usr/lib/gcc/arm-none-eabi/5.2.0/../../../../arm-none-eabi/lib/armv7e-m/fpu/libc.a
+END GROUP
+                0x0000000020020000                _estack = 0x20020000
+                0x0000000000000000                _Min_Heap_Size = 0x0
+                0x0000000000000400                _Min_Stack_Size = 0x400
+
+.isr_vector     0x0000000008000000      0x188
+                0x0000000008000000                . = ALIGN (0x4)
+ *(.isr_vector)
+ .isr_vector    0x0000000008000000      0x188 boot/startup_stm32f4xx.o
+                0x0000000008000000                g_pfnVectors
+                0x0000000008000188                . = ALIGN (0x4)
+
+.text           0x0000000008000188     0x4ef4
+                0x0000000008000188                . = ALIGN (0x4)
+ *(.text)
+ .text          0x0000000008000188       0xe8 main.o
+                0x0000000008000220                main
+                0x0000000008000250                SysTick_Handler
+ .text          0x0000000008000270       0xec syscalls.o
+                0x0000000008000270                _sbrk
+                0x00000000080002c4                _isatty
+                0x00000000080002dc                _close
+                0x00000000080002f4                _open
+                0x000000000800030c                _fstat
+                0x000000000800031c                _lseek
+                0x000000000800032c                _read
+                0x000000000800033c                _write
+ .text          0x000000000800035c       0xf8 UART/uart.o
+                0x000000000800035c                initUART
+                0x00000000080003dc                sendChar
+                0x000000000800040c                sendString
+ .text          0x0000000008000454      0x260 cmsis_boot/system_stm32f4xx.o
+                0x0000000008000454                SystemInit
+                0x00000000080004c0                SystemCoreClockUpdate
+ .text          0x00000000080006b4        0x0 FATFS/option/syscall.o
+ .text          0x00000000080006b4       0xd4 FATFS/option/ccsbcs.o
+                0x00000000080006b4                ff_convert
+                0x000000000800072c                ff_wtoupper
+ .text          0x0000000008000788       0xd8 FATFS/diskio.o
+                0x0000000008000788                disk_status
+                0x00000000080007ac                disk_initialize
+                0x00000000080007d0                disk_read
+                0x0000000008000800                disk_write
+                0x0000000008000830                disk_ioctl
+ .text          0x0000000008000860     0x40d8 FATFS/ff.o
+                0x0000000008000b7c                clust2sect
+                0x0000000008000bbc                get_fat
+                0x0000000008000d2c                put_fat
+                0x0000000008002b70                f_mount
+                0x0000000008002bf8                f_open
+                0x0000000008002e80                f_read
+                0x00000000080030f0                f_write
+                0x00000000080033c8                f_sync
+                0x0000000008003514                f_close
+                0x000000000800354c                f_lseek
+                0x00000000080037b4                f_opendir
+                0x0000000008003878                f_closedir
+                0x00000000080038a0                f_readdir
+                0x0000000008003930                f_stat
+                0x00000000080039ac                f_getfree
+                0x0000000008003b34                f_truncate
+                0x0000000008003c7c                f_unlink
+                0x0000000008003dd4                f_mkdir
+                0x000000000800401c                f_chmod
+                0x00000000080040d0                f_rename
+                0x000000000800428c                f_utime
+                0x0000000008004348                f_gets
+                0x0000000008004428                f_putc
+                0x0000000008004490                f_puts
+                0x0000000008004504                f_printf
+ .text          0x0000000008004938      0x17c FATFS/shimatta_sdio_driver/shimatta_sdio-driver.o
+                0x0000000008004938                SDIO_status
+                0x0000000008004948                SDIO_initialize
+                0x000000000800495c                SDIO_disk_read
+                0x0000000008004978                SDIO_disk_write
+                0x0000000008004994                SDIO_disk_ioctl
+                0x00000000080049b0                get_fattime
+                0x00000000080049c0                SDIO_DMA_Init
+                0x00000000080049f4                SDIO_InitModule
+ .text          0x0000000008004ab4       0x14 boot/startup_stm32f4xx.o
+ *(.text*)
+ .text.Reset_Handler
+                0x0000000008004ac8       0x44 boot/startup_stm32f4xx.o
+                0x0000000008004ac8                Reset_Handler
+ .text.Default_Handler
+                0x0000000008004b0c        0x2 boot/startup_stm32f4xx.o
+                0x0000000008004b0c                RTC_Alarm_IRQHandler
+                0x0000000008004b0c                HASH_RNG_IRQHandler
+                0x0000000008004b0c                EXTI2_IRQHandler
+                0x0000000008004b0c                TIM8_CC_IRQHandler
+                0x0000000008004b0c                DebugMon_Handler
+                0x0000000008004b0c                TIM1_CC_IRQHandler
+                0x0000000008004b0c                DMA2_Stream5_IRQHandler
+                0x0000000008004b0c                HardFault_Handler
+                0x0000000008004b0c                DMA1_Stream5_IRQHandler
+                0x0000000008004b0c                PVD_IRQHandler
+                0x0000000008004b0c                SDIO_IRQHandler
+                0x0000000008004b0c                TAMP_STAMP_IRQHandler
+                0x0000000008004b0c                PendSV_Handler
+                0x0000000008004b0c                NMI_Handler
+                0x0000000008004b0c                CAN2_RX1_IRQHandler
+                0x0000000008004b0c                EXTI3_IRQHandler
+                0x0000000008004b0c                TIM8_TRG_COM_TIM14_IRQHandler
+                0x0000000008004b0c                TIM1_UP_TIM10_IRQHandler
+                0x0000000008004b0c                TIM8_UP_TIM13_IRQHandler
+                0x0000000008004b0c                I2C3_ER_IRQHandler
+                0x0000000008004b0c                EXTI0_IRQHandler
+                0x0000000008004b0c                I2C2_EV_IRQHandler
+                0x0000000008004b0c                DMA1_Stream2_IRQHandler
+                0x0000000008004b0c                CAN1_RX0_IRQHandler
+                0x0000000008004b0c                FPU_IRQHandler
+                0x0000000008004b0c                OTG_HS_WKUP_IRQHandler
+                0x0000000008004b0c                UsageFault_Handler
+                0x0000000008004b0c                CAN2_SCE_IRQHandler
+                0x0000000008004b0c                DMA2_Stream2_IRQHandler
+                0x0000000008004b0c                SPI1_IRQHandler
+                0x0000000008004b0c                TIM6_DAC_IRQHandler
+                0x0000000008004b0c                TIM1_BRK_TIM9_IRQHandler
+                0x0000000008004b0c                DCMI_IRQHandler
+                0x0000000008004b0c                CAN2_RX0_IRQHandler
+                0x0000000008004b0c                DMA2_Stream3_IRQHandler
+                0x0000000008004b0c                USART6_IRQHandler
+                0x0000000008004b0c                USART3_IRQHandler
+                0x0000000008004b0c                CRYP_IRQHandler
+                0x0000000008004b0c                CAN1_RX1_IRQHandler
+                0x0000000008004b0c                UART5_IRQHandler
+                0x0000000008004b0c                DMA2_Stream0_IRQHandler
+                0x0000000008004b0c                TIM4_IRQHandler
+                0x0000000008004b0c                I2C1_EV_IRQHandler
+                0x0000000008004b0c                DMA1_Stream6_IRQHandler
+                0x0000000008004b0c                DMA1_Stream1_IRQHandler
+                0x0000000008004b0c                UART4_IRQHandler
+                0x0000000008004b0c                TIM3_IRQHandler
+                0x0000000008004b0c                RCC_IRQHandler
+                0x0000000008004b0c                TIM8_BRK_TIM12_IRQHandler
+                0x0000000008004b0c                Default_Handler
+                0x0000000008004b0c                EXTI15_10_IRQHandler
+                0x0000000008004b0c                ADC_IRQHandler
+                0x0000000008004b0c                DMA1_Stream7_IRQHandler
+                0x0000000008004b0c                TIM7_IRQHandler
+                0x0000000008004b0c                CAN2_TX_IRQHandler
+                0x0000000008004b0c                TIM5_IRQHandler
+                0x0000000008004b0c                DMA2_Stream7_IRQHandler
+                0x0000000008004b0c                I2C3_EV_IRQHandler
+                0x0000000008004b0c                EXTI9_5_IRQHandler
+                0x0000000008004b0c                RTC_WKUP_IRQHandler
+                0x0000000008004b0c                ETH_WKUP_IRQHandler
+                0x0000000008004b0c                SPI2_IRQHandler
+                0x0000000008004b0c                OTG_HS_EP1_IN_IRQHandler
+                0x0000000008004b0c                MemManage_Handler
+                0x0000000008004b0c                DMA1_Stream0_IRQHandler
+                0x0000000008004b0c                CAN1_TX_IRQHandler
+                0x0000000008004b0c                SVC_Handler
+                0x0000000008004b0c                EXTI4_IRQHandler
+                0x0000000008004b0c                FSMC_IRQHandler
+                0x0000000008004b0c                ETH_IRQHandler
+                0x0000000008004b0c                OTG_HS_EP1_OUT_IRQHandler
+                0x0000000008004b0c                WWDG_IRQHandler
+                0x0000000008004b0c                TIM2_IRQHandler
+                0x0000000008004b0c                OTG_FS_WKUP_IRQHandler
+                0x0000000008004b0c                TIM1_TRG_COM_TIM11_IRQHandler
+                0x0000000008004b0c                OTG_HS_IRQHandler
+                0x0000000008004b0c                EXTI1_IRQHandler
+                0x0000000008004b0c                USART2_IRQHandler
+                0x0000000008004b0c                I2C2_ER_IRQHandler
+                0x0000000008004b0c                DMA2_Stream1_IRQHandler
+                0x0000000008004b0c                CAN1_SCE_IRQHandler
+                0x0000000008004b0c                FLASH_IRQHandler
+                0x0000000008004b0c                DMA2_Stream4_IRQHandler
+                0x0000000008004b0c                BusFault_Handler
+                0x0000000008004b0c                USART1_IRQHandler
+                0x0000000008004b0c                OTG_FS_IRQHandler
+                0x0000000008004b0c                SPI3_IRQHandler
+                0x0000000008004b0c                DMA1_Stream4_IRQHandler
+                0x0000000008004b0c                I2C1_ER_IRQHandler
+                0x0000000008004b0c                DMA2_Stream6_IRQHandler
+                0x0000000008004b0c                DMA1_Stream3_IRQHandler
+ *(.rodata)
+ *fill*         0x0000000008004b0e        0x2 
+ .rodata        0x0000000008004b10      0x4c0 FATFS/option/ccsbcs.o
+ .rodata        0x0000000008004fd0       0xac FATFS/ff.o
+ *(.rodata*)
+ *(.glue_7)
+ .glue_7        0x000000000800507c        0x0 linker stubs
+ *(.glue_7t)
+ .glue_7t       0x000000000800507c        0x0 linker stubs
+ *(.eh_frame)
+ *(.init)
+ *(.fini)
+                0x000000000800507c                . = ALIGN (0x4)
+                0x000000000800507c                _etext = .
+                0x000000000800507c                _exit = .
+
+.vfp11_veneer   0x000000000800507c        0x0
+ .vfp11_veneer  0x000000000800507c        0x0 linker stubs
+
+.v4_bx          0x000000000800507c        0x0
+ .v4_bx         0x000000000800507c        0x0 linker stubs
+
+.iplt           0x000000000800507c        0x0
+ .iplt          0x000000000800507c        0x0 syscalls.o
+
+.rel.dyn        0x000000000800507c        0x0
+ .rel.iplt      0x000000000800507c        0x0 syscalls.o
+
+.ARM.extab
+ *(.ARM.extab* .gnu.linkonce.armextab.*)
+
+.ARM            0x000000000800507c        0x0
+                0x000000000800507c                __exidx_start = .
+ *(.ARM.exidx*)
+                0x000000000800507c                __exidx_end = .
+
+.preinit_array  0x000000000800507c        0x0
+                [!provide]                        PROVIDE (__preinit_array_start, .)
+ *(.preinit_array*)
+                [!provide]                        PROVIDE (__preinit_array_end, .)
+
+.init_array     0x000000000800507c        0x0
+                [!provide]                        PROVIDE (__init_array_start, .)
+ *(SORT(.init_array.*))
+ *(.init_array*)
+                [!provide]                        PROVIDE (__init_array_end, .)
+
+.fini_array     0x000000000800507c        0x0
+                [!provide]                        PROVIDE (__fini_array_start, .)
+ *(.fini_array*)
+ *(SORT(.fini_array.*))
+                [!provide]                        PROVIDE (__fini_array_end, .)
+                0x000000000800507c                _siccmram = LOADADDR (.ccmram)
+
+.ccmram         0x0000000010000000        0x0 load address 0x000000000800507c
+                0x0000000010000000                . = ALIGN (0x4)
+                0x0000000010000000                _sccmram = .
+ *(.ccmram)
+ *(.ccmram*)
+                0x0000000010000000                . = ALIGN (0x4)
+                0x0000000010000000                _eccmram = .
+                0x000000000800507c                _sidata = LOADADDR (.data)
+
+.data           0x0000000020000000       0x14 load address 0x000000000800507c
+                0x0000000020000000                . = ALIGN (0x4)
+                0x0000000020000000                _sdata = .
+ *(.data)
+ .data          0x0000000020000000        0x0 main.o
+ .data          0x0000000020000000        0x0 syscalls.o
+ .data          0x0000000020000000        0x0 UART/uart.o
+ .data          0x0000000020000000       0x14 cmsis_boot/system_stm32f4xx.o
+                0x0000000020000000                SystemCoreClock
+                0x0000000020000004                AHBPrescTable
+ .data          0x0000000020000014        0x0 FATFS/option/syscall.o
+ .data          0x0000000020000014        0x0 FATFS/option/ccsbcs.o
+ .data          0x0000000020000014        0x0 FATFS/diskio.o
+ .data          0x0000000020000014        0x0 FATFS/ff.o
+ .data          0x0000000020000014        0x0 FATFS/shimatta_sdio_driver/shimatta_sdio-driver.o
+ .data          0x0000000020000014        0x0 boot/startup_stm32f4xx.o
+ *(.data*)
+                0x0000000020000014                . = ALIGN (0x4)
+                0x0000000020000014                _edata = .
+
+.igot.plt       0x0000000020000014        0x0 load address 0x0000000008005090
+ .igot.plt      0x0000000020000014        0x0 syscalls.o
+                0x0000000020000014                . = ALIGN (0x4)
+
+.bss            0x0000000020000014      0x660 load address 0x0000000008005090
+                0x0000000020000014                _sbss = .
+                0x0000000020000014                __bss_start__ = _sbss
+ *(.bss)
+ .bss           0x0000000020000014        0x0 main.o
+ .bss           0x0000000020000014        0x4 syscalls.o
+ .bss           0x0000000020000018        0x0 UART/uart.o
+ .bss           0x0000000020000018        0x0 cmsis_boot/system_stm32f4xx.o
+ .bss           0x0000000020000018        0x0 FATFS/option/syscall.o
+ .bss           0x0000000020000018        0x0 FATFS/option/ccsbcs.o
+ .bss           0x0000000020000018        0x0 FATFS/diskio.o
+ .bss           0x0000000020000018      0x208 FATFS/ff.o
+ .bss           0x0000000020000220        0x0 FATFS/shimatta_sdio_driver/shimatta_sdio-driver.o
+ .bss           0x0000000020000220        0x0 boot/startup_stm32f4xx.o
+ *(.bss*)
+ *(COMMON)
+ COMMON         0x0000000020000220      0x454 main.o
+                0x0000000020000220                file
+                0x0000000020000444                SDfs
+                0x0000000020000674                . = ALIGN (0x4)
+                0x0000000020000674                _ebss = .
+                0x0000000020000674                __bss_end__ = _ebss
+
+._user_heap_stack
+                0x0000000020000674      0x400 load address 0x0000000008005090
+                0x0000000020000674                . = ALIGN (0x4)
+                0x0000000020000674                PROVIDE (heap_low, .)
+                [!provide]                        PROVIDE (end, .)
+                [!provide]                        PROVIDE (_end, .)
+                0x0000000020000674                . = (. + _Min_Heap_Size)
+                0x0000000020000674                PROVIDE (heap_top, .)
+                0x0000000020000a74                . = (. + _Min_Stack_Size)
+ *fill*         0x0000000020000674      0x400 
+                0x0000000020000a74                . = ALIGN (0x4)
+
+.memory_b1_text
+ *(.mb1text)
+ *(.mb1text*)
+ *(.mb1rodata)
+ *(.mb1rodata*)
+
+.ARM.attributes
+                0x0000000000000000       0x37
+ *(.ARM.attributes)
+ .ARM.attributes
+                0x0000000000000000       0x39 main.o
+ .ARM.attributes
+                0x0000000000000039       0x39 syscalls.o
+ .ARM.attributes
+                0x0000000000000072       0x39 UART/uart.o
+ .ARM.attributes
+                0x00000000000000ab       0x39 cmsis_boot/system_stm32f4xx.o
+ .ARM.attributes
+                0x00000000000000e4       0x39 FATFS/option/syscall.o
+ .ARM.attributes
+                0x000000000000011d       0x39 FATFS/option/ccsbcs.o
+ .ARM.attributes
+                0x0000000000000156       0x39 FATFS/diskio.o
+ .ARM.attributes
+                0x000000000000018f       0x39 FATFS/ff.o
+ .ARM.attributes
+                0x00000000000001c8       0x39 FATFS/shimatta_sdio_driver/shimatta_sdio-driver.o
+ .ARM.attributes
+                0x0000000000000201       0x21 boot/startup_stm32f4xx.o
+OUTPUT(stm32f4sdio.elf elf32-littlearm)
+
+.comment        0x0000000000000000       0x1d
+ .comment       0x0000000000000000       0x1d main.o
+                                         0x1e (size before relaxing)
+ .comment       0x000000000000001d       0x1e syscalls.o
+ .comment       0x000000000000001d       0x1e UART/uart.o
+ .comment       0x000000000000001d       0x1e cmsis_boot/system_stm32f4xx.o
+ .comment       0x000000000000001d       0x1e FATFS/option/syscall.o
+ .comment       0x000000000000001d       0x1e FATFS/option/ccsbcs.o
+ .comment       0x000000000000001d       0x1e FATFS/diskio.o
+ .comment       0x000000000000001d       0x1e FATFS/ff.o
+ .comment       0x000000000000001d       0x1e FATFS/shimatta_sdio_driver/shimatta_sdio-driver.o
--- a/stm32f4sdio.elf
+++ b/stm32f4sdio.elf
--- a/stm32f4sdio.pro
+++ b/stm32f4sdio.pro
@@ -0,0 +1,6 @@
+TEMPLATE = app
+CONFIG -= console app_bundle qt
+SOURCES += main.c syscalls.c UART/uart.c cmsis_boot/system_stm32f4xx.c FATFS/option/syscall.c FATFS/option/ccsbcs.c FATFS/diskio.c FATFS/ff.c FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c boot/startup_stm32f4xx.S
+INCLUDEPATH += ./boot ./mathlib ./cmsis ./cmsis_boot ./UART ./FATFS ./FATFS/shimatta_sdio_driver
+HEADERS += ./cmsis/core_cm4_simd.h ./cmsis/core_cmFunc.h ./cmsis/core_cm4.h ./cmsis/core_cmInstr.h ./cmsis_boot/stm32f407xx.h ./cmsis_boot/system_stm32f4xx.h ./cmsis_boot/stm32f4xx.h ./mathlib/arm_math.h ./UART/uart.h ./FATFS/ffconf.h ./FATFS/integer.h ./FATFS/ff.h ./FATFS/diskio.h ./FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h 
+DEFINES += STM32F407xx STM32F4XX ARM_MATH_CM4
--- a/stm32f4sdio.pro.user
+++ b/stm32f4sdio.pro.user
@@ -0,0 +1,259 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE QtCreatorProject>
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