Re: Reading sectors off flash drive in protected mode
Posted: Thu Nov 15, 2012 4:25 pm
sorry guys
The Place to Start for Operating System Developers
http://f.osdev.org/
i wrote a thread about using bios function in protected mode, it can be doable in several way, but either not very reliable safe or either not efficient, but it can be done , specially if it's during early stage of kernel initializationBMW wrote:Hi,Combuster wrote:use int 0x13. Otherwise, no.
If you bothered to read the title, you would have noticed that I am doing this in protected mode. I hope you know that interrupts are not available in protected mode.
h0bby1 wrote:otherwise you can check grub source code, it contain all you need to initialize an usb flash disk in protected mode
The link doesn't work.ehenkes wrote:http://prettos.de
We have UHCI, OHCI, EHCI with a common interface to usb1/usb2, and we are adding xHCI now. xHCI specification is really good (EHCI is a terrible one).
ehenkes wrote:http://prettyos.de sorry