December 2006
Intermediate to advanced
202 pages
8h 29m
English
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Name
console — Output console device and options.
Synopsis
console=
Options
ttynUse the virtual console device
n.ttySn[,options]ttyUSB0[,options]Use the specified serial port. The options are of the form
bbbbpnf, wherebbbbis the baud rate,pis parity (n,o, ore),nis number of bits, andfis flow control (rfor RTS or omitted). Default is9600n8.See the file Documentation/serial-console.txt for more information on how to use a serial console. If you wish to have access to the kernel console information and do not have a serial port, see the
netconsolecommand-line option.uart,io,addr[,options]uart,mmio,addr[,options]Start an early, polled-mode console on the 8250/16550 UART at the specified I/O port or MMIO address, switching to the specified ttyS device later. The options are the same as for ttyS shown earlier.
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