3 ms·
What sectors contain is irrelevant to AHCI. As long as the BIOS contains the appropriate interface to a block device, it can be used.
by userbinator 2y ago
What sectors contain is irrelevant to AHCI. As long as the BIOS contains the appropriate interface to a block device, it can be used.
- sim7c00 2y agothe BIOS will recognize block devices as being of certain type and present them to controllers. if you do not put partition table, qemu AHCI controller will not recognize disk as bootable and u cant use SATA. with only the magic footer at the end of mbr, it will only work on IDE controller. try it.
- userbinator 2y agothe BIOS will recognize block devices as being of certain type and present them to controllers. What exactly do you mean by that? Device discovery proceeds from the root (usually PCIe bus, after CPU-specific init) to the leaves, not the other way around. qemu AHCI controller That's its problem then. This isn't a problem on real hardware.