RE: where is the printf source for busybox?

2014-03-13 Thread Kim Chan
can see busybox printf at least through the uart port though it's not yet shown on the LCD(which I'm trying to map to tty1 and the shell). Thank you! Chan From : Dave Hylands dhyla...@gmail.com Sent : 2014-03-13 02:54:40 ( +09:00 ) To : Kim Chan c...@etri.re.kr Cc

Please help.. trying to use USB keyboard to open a shell on LCD display

2014-03-12 Thread Kim Chan
Hello, folks, It is a comfort to me that I have people to ask questions here and I hope I could be answering to some hard quetions someday. I've beeing trying to attach a USB keyboard to our embedded system to open a shell on the LCD display using framebuffer console. The USB host controller

RE: where is the printf source for busybox?

2014-03-12 Thread Kim Chan
. Chan From : Mohan L l.mohan...@gmail.com Sent : 2014-03-12 15:31:24 ( +09:00 ) To : Kim Chan c...@etri.re.kr Cc : Dave Hylands dhyla...@gmail.com, kernelnewbies@kernelnewbies.org kernelnewbies@kernelnewbies.org Subject : Re: where is the printf source for busybox

RE: Does register_chrdev function make device file under /dev ?

2014-03-11 Thread Kim Chan
? From : Kernel bu.ker...@gmail.com Sent : 2014-03-11 14:44:09 ( +09:00 ) To : Kim Chan c...@etri.re.kr Cc : kernelnewbies@kernelnewbies.org kernelnewbies@kernelnewbies.org Subject : Re: Does register_chrdev function make device file under /dev ? On Mar 10, 2014, at 10:25 PM, 김찬

where is the printf source for busybox?

2014-03-11 Thread Kim Chan
Hi, I've had this question for some time past and I would like to know the answer now.. I wanted to follow a printf in busybox but couldn't find the source of the printf function. Then I throught probably the printf is provided by the system library where printf is connected to proper linux

RE: where is the printf source for busybox?

2014-03-11 Thread Kim Chan
Hi, Mohan, Thanks! so the printf is name chagned to _printf by the compiler. I missed that. Chan From : Mohan L l.mohan...@gmail.com Sent : 2014-03-12 11:07:45 ( +09:00 ) To : Kim Chan c...@etri.re.kr Cc : kernelnewbies@kernelnewbies.org kernelnewbies

RE: where is the printf source for busybox?

2014-03-11 Thread Kim Chan
: Dave Hylands dhyla...@gmail.com Sent : 2014-03-12 13:39:11 ( +09:00 ) To : Kim Chan c...@etri.re.kr Cc : kernelnewbies@kernelnewbies.org kernelnewbies@kernelnewbies.org Subject : Re: where is the printf source for busybox? Hi, On Tue, Mar 11, 2014 at 6:44 PM, Kim Chan c...@etri.re.krmailto:c

Re: How to use pr_debug

2014-02-26 Thread Kim Chan
Yes, if you add a line below, console_loglevel = 8; // 8 is debug level The debug messages will also be printed to your console (serial port). (Maybe this also goes to /var/log/debug ?) you could revert it back after use. Chan From : valdis.kletni...@vt.edu