Edit linker script and fix read function in SDIO

fatfs/shimatta_sdio_driver/shimatta_sdio.c

@@ -246,15 +246,19 @@ DRESULT SDIO_disk_read(BYTE *buff, DWORD sector, UINT count){
 
 		SDIO->DLEN = (1 << BLOCKSIZE);
 
-		/* Init Transfer */
-		if (SDIO_send_read_block_CMD17(addr)) {
-			return RES_ERROR;
-		}
+
 		SDIO->ICR = SDIO_ICR_CCRCFAILC | SDIO_ICR_DCRCFAILC | SDIO_ICR_CTIMEOUTC | SDIO_ICR_DTIMEOUTC |
 						SDIO_ICR_TXUNDERRC | SDIO_ICR_RXOVERRC | SDIO_ICR_CMDRENDC | SDIO_ICR_CMDSENTC | SDIO_ICR_DATAENDC |
 						SDIO_ICR_STBITERRC | SDIO_ICR_DBCKENDC | SDIO_ICR_SDIOITC | SDIO_ICR_CEATAENDC;
 		SDIO->DCTRL = (BLOCKSIZE<<4) | SDIO_DCTRL_DTDIR | /*SDIO_DCTRL_DMAEN |*/ SDIO_DCTRL_DTEN;
 
+
+				/* Init Transfer */
+		if (SDIO_send_read_block_CMD17(addr)) {
+			SDIO->DCTRL = 0;
+			return RES_ERROR;
+		}
+
 		debug=0;
 		counter = 0;
 		while (counter < (1<<(BLOCKSIZE-2)) || !(SDIO->STA & (SDIO_STA_DBCKEND | SDIO_STA_DATAEND))) { // TODO: Handle errors

stm32f407vgt6_flash.ld

@@ -152,7 +152,7 @@ SECTIONS
 
   /* Uninitialized data section */
   . = ALIGN(4);
-  .bss :
+  .bss (NOLOAD):
   {
     /* This is used by the startup in order to initialize the .bss secion */
     _sbss = .;         /* define a global symbol at bss start */
@@ -167,7 +167,7 @@ SECTIONS
   } >RAM
 
   /* User_heap_stack section, used to check that there is enough RAM left */
-  ._user_heap_stack :
+  ._user_heap_stack (NOLOAD):
   {
     . = ALIGN(4);
     PROVIDE (heap_low = .); /* for _sbrk */