0
votes
1answer
642 views

What do the kernel parameters acpi_osi=linux and acpi_backlight=vendor do?

I had troubles with the screen brightness control in my laptop and I fixed it by adding the acpi_osi=linux and acpi_backlight=vendorparameters to the filegrub.cfg. I'd like to know what these ...
1
vote
1answer
44 views

Theoretical cpu emulation built into boot-loader or kernel?

Is it a crazy idea to somehow make a blend of grub and qemu in order to boot linux kernels or any kernel of any cpu type supported by qemu or the built-in cpu? I know it might be impossible to detach ...
3
votes
1answer
238 views

Real mode and loading linux kernel confusing

As far as know, protected mode will activated in kernel and in grub stage it still real mode. My misunderstanding is: In real mode, total memory available for use is less than 1MB but how grub can ...
3
votes
2answers
152 views

How is the kernel loaded?

I am trying to understand the Linux boot process, and after reading quite some amount of documentation there is one point that I still can't seem to understand. So the basicis is BIOS -> Grub MBR -> ...
0
votes
2answers
748 views

After removing linux Grub error

I have a dual boot Windows & Linux system. I removed the Linux partition, but after that I am not able to go in to Windows XP. It is not booting. It gives me a GRUB error.
0
votes
0answers
73 views

Linux Operating system-NOT A KERNEL CHANGE [closed]

I tried to make an operating system with my on custom built kernel. It didn't work out to well. I am using ubuntu and have downloaded linux 3.2.7 from kernel.org . I am not trying to change the kernel ...