Working with Ubuntu Linux - Where is root?

2010-10-12 Thread Rags Linux
Thank you all, I did change /etc/default/grub and was able to see messages. Its so fast that it completes in a jiffy. However, the main problem is Ctrl + Alt + F2 does not work. May be, this is a bug. Main thing I want to discuss is about root login and password. When I go to manage Users and

Re: Trouble making module

2010-10-12 Thread shivanth m p
On Tue, Oct 12, 2010 at 12:43 PM, Wouter Simons l...@woutersimons.orgwrote: On 10/11/2010 05:20 PM, shivanth m p wrote: I created a kernel module for the 2.6.33 kernel outside the kernel source directory . When i give the make command it says Nothing to be done for /root/mydrivers

Re: Kernel start code

2010-10-12 Thread Michal Sojka
On Wed, 06 Oct 2010, Sri Ram Vemulpali wrote: Hi all, Can anyone, please help me on pointing to kernel boot code after grubs loads the kernel and transfers control to it. I want in which files this resides, location. Any explanation on the code or any link would be helpful to me. I

Re: Trouble making module

2010-10-12 Thread Wouter Simons
On 10/12/2010 12:30 PM, shivanth m p wrote: On Tue, Oct 12, 2010 at 12:43 PM, Wouter Simons l...@woutersimons.org mailto:l...@woutersimons.org wrote: On 10/11/2010 05:20 PM, shivanth m p wrote: I created a kernel module for the 2.6.33 kernel outside the kernel source

Raw kernel from kernel.org

2010-10-12 Thread Rags Linux
Hi, If I install the raw kernel on Ubuntu after make, what all features would be present? Does it have GCC tools and XWindow? Thanks and Regards, Raghunand.

Re: Trouble making module

2010-10-12 Thread gaurav mahajan
Hello shivanth, I am also a newbie to the linux kernel. I think the PWD (path) contains a folder name having spaces inside like shivnath s p. Try to use likeshivnath_s_p ,a complete path having no spaces in between. I might be wrong, but i was having the same problem and i resolved like wise.

Re: Trouble making module

2010-10-12 Thread Dave Hylands
Hi guys, On Tue, Oct 12, 2010 at 6:46 AM, Wouter Simons l...@woutersimons.org wrote: On 10/12/2010 12:30 PM, shivanth m p wrote: ...snip... all:        obj-m           += modname.o        modname-y       := mydriver.o That's definitely not going to work. You're trying to put make variable

Re: Raw kernel from kernel.org

2010-10-12 Thread Dave Hylands
Hi Raghunand, On Tue, Oct 12, 2010 at 6:41 AM, Rags Linux linux.r...@gmail.com wrote: Hi, If I install the raw kernel on Ubuntu after make, what all features would be present? Does it have GCC tools and XWindow? The kernel is just the kernel. It doesn't come with any tools or programs, like

Re: the speed of file read write on USB

2010-10-12 Thread loody
hi: thanks for your kind reply :) 2010/10/12 Greg Freemyer greg.freem...@gmail.com: On Sun, Oct 10, 2010 at 2:08 PM, loody milo...@gmail.com wrote:  Dear all: I am so SORRY that I send the mail before I finish it, since I finger flip over the send button. SORRY~~~  i write a simple program

Re: the speed of file read write on USB

2010-10-12 Thread Greg Freemyer
On Tue, Oct 12, 2010 at 10:48 AM, loody milo...@gmail.com wrote: hi: thanks for your kind reply :) 2010/10/12 Greg Freemyer greg.freem...@gmail.com: On Sun, Oct 10, 2010 at 2:08 PM, loody milo...@gmail.com wrote:  Dear all: I am so SORRY that I send the mail before I finish it, since I

Re: Regarding device cycles

2010-10-12 Thread Sri Ram Vemulpali
Hi Dave, Thanks for explanation. So in your explanation you mentioned bus arbiter. So, bus does have controller, which arbitrates between various devices. But CPU is given higher priority than any other device. DMA uses bus only when CPU is not using it, in other words DMA is not given

Re: Regarding device cycles

2010-10-12 Thread Dave Hylands
Hi Sri, On Tue, Oct 12, 2010 at 6:29 PM, Sri Ram Vemulpali sri.ram.gm...@gmail.com wrote: Hi Dave,  Thanks for explanation.   So in your explanation you mentioned bus arbiter. So, bus does have controller, which arbitrates between various devices. But CPU is given higher priority than any

Re: the speed of file read write on USB

2010-10-12 Thread John Mahoney
On Tue, Oct 12, 2010 at 5:12 PM, Greg Freemyer greg.freem...@gmail.comwrote: On Tue, Oct 12, 2010 at 3:57 PM, John Mahoney jmaho...@waav.com wrote: dd if=/dev/zero of=/dev/sdx1 bs=128KB I just wanted to make a note here that is probably obvious to 99% of people here. If you do