Digital Equipment AlphaServer 1200, Руководство по обслуживанию

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2.8 Console Device Determination
After the SROM and XSROM have completed their tasks, the SRM console
program, as it starts, determines where to send its power-up messages.
Figure 2-7 Console Device Determination Flowchart
Power-Up/Reset
or
P00>>> Init
Console Envar
= serial
VGA adapter
on
PCI0
Console Envar
= graphics
Enable COM port 1
and send messages
as system is powering up
Enable COM port 1
and send messages
as system is powering up.
Warning message sent if a
VGA adapter is seen on PCI 1
VGA becomes the
console device.
PKW0434-96
Yes
No
Yes
Yes
No