/* If the card responds to CMD8, the response of ACMD41 includes the CCS field information. CCS is valid when the card returns ready (the busy bit is set to 1). CCS=0 means that the card is SDSC. CCS=1 means that the card is SDHC or SDXC.  */
DSTATUS disk_initialize(BYTE drv)
/* If the card responds to CMD8, the response of ACMD41 includes the CCS field information. CCS is valid when the card returns ready (the busy bit is set to 1). CCS=0 means that the card is SDSC. CCS=1 means that the card is SDHC or SDXC.  */
DSTATUS disk_initialize(BYTE drv)
{
	if (drv < (sizeof drvfuncs / sizeof drvfuncs [0]))
		return drvfuncs [drv]->Initialize(drv);
	return STA_NODISK;
}