Hi,I have a Nios II system that is running Linux 3.10.31 and I would like to update my system configuration so that the kernel debug messages during bootup that are sent to stdout are routed to a standard UART instead of the Altera JTAG UART. From my understanding, what I need to change is the following:
Are you using the Nios Eclipse plugin? If so, in the BSP Editor one of the screens allows you to select the default devices to use for each of STDIN/STDOUT/STDERR.
Hi TCWORLD,Thank you for your reply. I'm booting from Linux so I'm not using the Altera Software Build Tool (SBT) chain that allows me to select the default output device for stdout. I'm currently heading down the path that involves updating the kernel build as well as the appropriate support files to use the Altera UART instead of the JTAG UART. - Brad
UPDATE (08.26.15):I have an update on what I have found to switch from the Altera JTAG UART to a standard Altera UART for the linux console output for U-Boot. It appears that the u-boot configuration support file found @ /u-boot-socfpga/include/configs needs to be updated so that at a minimum: