1
vote
1answer
43 views

CONFIG_CMDLINE_OVERRIDE set but hardcoded vga-boot-parameter ignored?

I have build a custom linux kernel with the options: ... CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE_OVERRIDE=y CONFIG_CMDLINE="initrd=linux_os.gz root=/dev/ram0 init=/sbin/init ramdisk_size=25600 ...
1
vote
1answer
93 views

Linux root filesystem on custom hardware

I have a custom-designed SoC implemented on FPGA, based on an ARM-processor clone, on which I am trying to boot Linux (kernel 3.10). I have successfully added support to my custom peripherals (an ...
0
votes
0answers
143 views

Buildroot : how to install generated images on another disk?

I use buildroot to generate linux kernel, rootfs and boot-loader (grub) for i386-i686 architecture. The generated image works with qemu. I have tested with "unetbootin" and "linuxlive usb creator" to ...
0
votes
0answers
26 views

What are the basic dependencies in linux to detect and use USB?

What are the basic requirements to detect and mount usb on the Linux platform till now I have found following dependencies : Power up pulse to the pins of USB port in GPIO drivers usb drivers ...
2
votes
1answer
123 views

How to make Linux reliably boot on multi-cpu machines?

I've got two machines, one with 4x12 AMD Opteron cores (AMD Opteron(tm) Processor 6176), one with 2x8 Xeon cores (HT disabled; Intel(R) Xeon(R) CPU E5-2660 0 @ 2.20GHz). On both machines I experience ...
2
votes
1answer
65 views

Debian loses harddisk on bootup 4 times and then boots. Why?

Dmesg Dump: http://paste.debian.net/44975 at time 32.832045 That error is delaying my boot process significantly. Does anyone know what this is about? Devices: Maxtor IDE drive with new cable on ...
0
votes
1answer
1k views

Booting linux without bootloader

I installed Ubuntu-Server in Oracle Virtual Machine and it failed grub install step. At the end of install it gave me a message: You need to manually boot linux /vmlinuz kernel on partition /dev/sda1 ...
0
votes
0answers
26 views

Missed record in GRUB

I did install a new linux kernel from deb packages and run reboot. This new kernel replaced my current one. But the new kernel caused corrupted and it fails on booting (no console and no X... just ...
0
votes
1answer
979 views

Problems boot Ubuntu 13.04, kernel version 3.8.0 UEFI boot

few days ago I UPGRADED my Ubuntu 12.10 to Ubuntu 13.04 version on my NP300E5C samsung notebook with ssd. I reloaded ubuntu few times and everything has gone well, BUT after a complete shutdown I ...
1
vote
1answer
2k views

Linux boot - stop the kernel switching to a new framebuffer mode clearing output

I'm working on an embedded system (based onUbuntu 12.04 LTS) and I'm customizing its kernel. I'm having some problem with upstart, mountall and plymouth. Nothing unsolvable I suppose, but the real ...
0
votes
1answer
483 views

serial console output goes away while booting

I added console=ttyS0,57600n8 to my kernel command line. I get the normal boot messages until this [ 5.123106] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) Begin: ...
2
votes
0answers
149 views

What does the linux kernel/initrd loading time depend on?

I recently updated my Linux kernel from 3.1.10 to 3.5.0. Upon booting with GRUB, I noticed that this kernel (or the initial ramdisk?) takes a much longer time to load (~5-6 s vs. ~1 s with the old ...
0
votes
0answers
388 views

Debian Squeeze, linux-image-2.6.32-5-486: Boot process halts with [<c1003997>] ? kernel_thread_helper+0x7/0x10

I just upgraded an old box from Debian Etch to Lenny, and then from Lenny to Squeeze. Upon getting the system up to Squeeze, I installed the latest 2.6 kernel, linux-image-2.6.32-5-486. When I ...
4
votes
2answers
432 views

Is it possible to boot a consumer i7 system with a Xeon processor and ECC memory?

I have read a couple of blog posts on the Internet that appear to imply one can boot at least some i7 motherboards with unbuffered ECC memory and a Xeon 43xx processor installed. I can boot my MSI ...
1
vote
1answer
257 views

Why is the Linux Boot Sequence organised the way it is…?

Why is the Linux boot sequence is organized the way it is? Power on + BIOS runs hardware initialisation and self tests, LILO/GRUB etc... but why is it organised the way it is? Would I be right ...