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On Tuesday, 13 February 2018 10:23:45 GMT Peter Humphrey wrote: |
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> On Tuesday, 13 February 2018 01:10:16 GMT Jack wrote: |
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> > It's been a long time since I've needed to do it, and it was also due |
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> > to a (cheap?) KVM switch, but I think there are two things that might |
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> > help. First, if you boot the PC with that monitor connected, it might |
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> > actually read the EDID data. Even if not, if you can capture it (one |
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> > time use of a straigt DVI or VGA cable?) you can save it tp a file |
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> > using x11-misc/read-edid, and then there is a way to get kernel/X to |
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> > read that EDID file at startup instead of trying and failing to get it |
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> > directly from the monitor. If you can't find a reference, I'll dig and |
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> > try to figure out if it's kernel paramater or xorg.conf that you need |
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> > to mess with. |
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> |
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> Yes, I remember something along those lines - reading EDID from a file |
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> instead of the device. I don't think it's that simple though, as the |
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> screen is being driven at the right resolution. I just get half-a-dozen |
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> or so errors reported during a full day. |
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> |
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> I'm expecting the bits to make a direct connection to arrive today, so |
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> fingers crossed ... |
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For the record, the more direct link (a cable with DisplayPort at one end |
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and HDMI at the other) has cleared the SAD problem, but not the balance of |
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the picture. And I'm left with no all-inclusive KVM. |
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Those are problems for another day... |
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-- |
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Regards, |
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Peter. |