Kantor Zsolt wrote: > Hi, I'm developing an application that uses cd-rom IOCTL's. All is > fine but I have one problem I can not set up a packet command, > because I don't know exactly how to fill out the 12 byte command > field. I searched the internet, looked in the cdrom.c driver, some > other programs source code, but I don't have a clear picture about > that. I just know that the first element cmd[0] is the command. > > Would somebody please explain me how to fill out the 12 bytes ? or if > not then at least could point out a good online resource. You are my > last hope That field contains SCSI CDBs which are described in SCSI standards. You can download standard drafts from t10.org freely and drafts are as good as the real ones. You'll need to look at SPC and MMC standards. -- tejun - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html