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On Friday, December 05, 2014 03:08:25 PM James wrote: |
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> Marc Stürmer <mail <at> marc-stuermer.de> writes: |
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> > The sad thing about hibernation is, that it has always kinda been some |
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> > kind of lackluster in the kernel and quite disappointing. It is a kind |
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> > of area which does not get much love in the kernel for at least over one |
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> > decade. |
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> > |
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> > So if you want to get this working reliable, good luck. You'll need it. |
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> |
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> Hibernation depends on a myriad of CPU variants, setting and the matching |
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> memory issues. (U)efi is a good place to start your long, arduous journey |
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> of research [1] ; see S4. |
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Not my experience, suspend-to-disk works quite well. The biggest issue was |
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with certain drivers not being able to re-initialize certain hardware. (Yes, I |
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am talking about the likes of Nvidia) |
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With current kernels, it does work though. |
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> I would research the problem and fix it with winblows as the operating |
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> system, if possible; then hope that those setting are not changed |
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> by booting linux. Often you can copy the bios setting from the laptop |
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> and find tools to at least view the contents legibly. It does depend |
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> on the bios. Maybe you need a vendor supplied bios update/downgrade. |
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> |
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> Maybe Coreboot, has some old work laying around that is relevant to |
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> your needs [2]. It is mostly a research journey, that may lead |
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> to success or failure. Hard to say, as sometimes the same make and |
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> model of a laptop, has diffent internal components (like firmware, bios |
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> and chips)... |
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For suspend-to-ram, I agree. |
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Suspend-to-disk can be handled by the OS. |
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-- |
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