> -----Original Message----- > From: wd at denx.de [mailto:wd at denx.de] > Sent: Thursday, August 12, 2004 8:52 AM > To: Eli Brin > Cc: VanBaren, Gerald (AGRE); 'linuxppc-embedded at lists.linuxppc.org' > Subject: Re: Watchdog timer reset > > > In message > <023EF71CB65AA949A2C510353690C86B027FB4 at rokonet-e.rokonet.co.i > l> you wrote: > > > > But, strangely, if I don't do any printk() and printf() no resets. > > > > Can the printing to console from kernel/user "block" the > kernel for so long? > > Yes, printk() can block the kernel for a long time. Try increasing > the console baudrate, and or not using output to a serial port at > all. > > > Where is the MMU support? > > What do you mean? > > Best regards, > > Wolfgang Denk > > -- > Software Engineering: Embedded and Realtime Systems, Embedded Linux > Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de > It is dangerous to be right on a subject on which the established > authorities are wrong. -- Voltaire
You could also hack some code into the serial driver to kick the WDT every character or every n characters. Ugly, but would probably get the job done for you. gvb ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
