Eric W. Biederman wrote:
> Adam Wilkinson <[EMAIL PROTECTED]> writes:
>>I've been thinking about booting over the parallel port, probably using EPP.
>>If the serial port boot is trivial (Eric) then presumably (naive or what?) a
>>parallel port boot is trivial and much faster, especially if the hardware
>>handshaking facilities of EPP are used (base port +3/4).
>>
>>
> No. It is a different configuration and it will take some work.
> Part of the reason that serial is trivial is that we already have
> a serial port driver for doing serial console.
>
> LinuxBIOS is there to enpower you to do interesting things at the
> firmware level.
>
> The thing to be careful of is that while booting over the serial
> port is trivial, and works well enough in a development situation,
> it isn't reliable enough to use in production without some error
> detection.
>
> Even with the description I can't imagine when parallel port booting
> would be a good deal.
>
For embedded apps. USB is becoming a preferred method for booting since
serial ports are no longer included on the many of the latest chipsets.
Bari
