On Wednesday 16 May 2007 11:09:14 am Maciej W. Rozycki wrote: > On Wed, 16 May 2007, Bjorn Helgaas wrote: > > > > for early_uart_console, I have some ideas: > > > 1. merged that into early_serial_console in > > > arch/x86_64/kernel/early_printk.c, and > > > move early_printk.c to kernel/, --- make it understand > > > earlyprintk=uart,io,0x3f8,9600n8 > > > earlyprintk=uart,mmio,0xff5e0000,115200n8 > > > in addition to vga, ttyS, serial > > > > I would rather try to merge 8250_early and early_printk. > > "console=uart,io,0x3f8" is already pretty similar to > > "earlyprintk=serial", and it would be nice to have only one. > > > > "console=uart" does have the disadvantage that you have to know the > > port address. But it has the advantage that it doesn't depend on > > compiled-in legacy serial port names. If you need early console > > output, you're probably a developer and can come up with the address. > > Given the generic name of "uart" I am assuming this will work with any > UART driver making use of the serial_core.c core -- am I correct?
I knew somebody would ask that eventually :-) Unfortunately, the answer is "no." "console=uart" only works with 8250-compatible devices. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
