- When the console devices have been initialized, "stdout" and
"stderr" are set to "nulldev", so subsequent messages are
suppressed automatically. Make sure to enable "nulldev" by
- #defining CONFIG_SYS_DEVICE_NULLDEV in your board config file.
+ enabling CONFIG_SYS_DEVICE_NULLDEV in your board defconfig file.
- When booting a linux kernel, the "bootargs" are fixed up so that
the argument "console=" will be in the command line, no matter how
- it was set in "bootargs" before.
+ it was set in "bootargs" before. If you don't want the linux command
+ line to be affected, define CONFIG_SILENT_U_BOOT_ONLY in your board
+ config file as well, and this part of the feature will be disabled.