Yes, if you add line below, console_loglevel = 8; // 8 is debug level The debug messages will also be printed to your console (serial port). maybe you could revert it back after use. Chan
________________________________ From : "valdis.kletni...@vt.edu" <valdis.kletni...@vt.edu> Sent : 2014-02-27 07:31:25 ( +09:00 ) To : m silverstri <michael.j.silvers...@gmail.com> Cc : kernelnewbies <kernelnewbies@kernelnewbies.org> Subject : Re: How to use pr_debug On Wed, 26 Feb 2014 11:35:23 -0800, m silverstri said: > I am using 'pr_debug()' to print debug statements. But I don't see > anything in my serial console. But when I use pr_info(), I see the > debug statements. > Do I need to do anything to see pr_debug()? You probably need a #define DEBUG. Also, check your console logging level, make sure it's set to output debug-level to the console. /proc/sys/kernel/printk and 'dmesg --console-level' are your friends.
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