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Greetings, I had a quick question about lower memory usage by memdisk. I've read through the mail archives and found a couple of posted questions but unfortunately no answers. I know the documentation states: "MEMDISK simulates a disk by claiming a chunk of high memory for the disk and a (very small - 2K typical) chunk of low (DOS) memory for the driver itself, then hooking the INT 13h

On some machines, the location at 0x40e does not point to the beginning of the EBDA. Rather, it points to the beginning of the BIOS-reserved area of the EBDA, while the option ROMs place their data below that segment. For this reason, 0x413 is actually a better source than 0x40e to get the location of the real-mode trampoline. But it is even better to fetch the information from the multiboot