On Thu, May 19, 2011 at 08:34:52AM -0000, Timur Tabi wrote: > The ePAPR embedded hypervisor specification provides an API for "byte > channels", which are serial-like virtual devices for sending and receiving > streams of bytes. This driver provides Linux kernel support for byte > channels via three distinct interfaces: > > 1) An early-console (udbg) driver. This provides early console output > through a byte channel. The byte channel handle must be specified in a > Kconfig option. > > 2) A normal console driver. Output is sent to the byte channel designated > for stdout in the device tree. The console driver is for handling kernel > printk calls. > > 3) A tty driver, which is used to handle user-space input and output. The > byte channel used for the console is designated as the default tty. > > Signed-off-by: Timur Tabi <timur@xxxxxxxxxxxxx> Doesn't apply at all to the tty-next tree, so I can't apply it here :( -- To unsubscribe from this list: send the line "unsubscribe linux-console" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
