From: Markos Chandras <markos.chandras@xxxxxxxxxx> Date: Thu, 19 Mar 2015 10:28:14 +0000 > On a MIPS Malta board, tons of fifo underflow errors have been observed > when using u-boot as bootloader instead of YAMON. The reason for that > is that YAMON used to set the pcnet device to SRAM mode but u-boot does > not. As a result, the default Tx threshold (64 bytes) is now too small to > keep the fifo relatively used and it can result to Tx fifo underflow errors. > As a result of which, it's best to setup the SRAM on supported controllers > so we can always use the NOUFLO bit. > > Cc: <netdev@xxxxxxxxxxxxxxx> > Cc: <stable@xxxxxxxxxxxxxxx> > Cc: <linux-kernel@xxxxxxxxxxxxxxx> > Cc: Don Fry <pcnet32@xxxxxxxxxxxx> > Signed-off-by: Markos Chandras <markos.chandras@xxxxxxxxxx> Applied.
