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On 2012.06.21 16:05, Richard Yao wrote: |
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> On 06/21/2012 11:00 AM, Ian Stakenvicius wrote: |
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> >> A firmware replacement for the BIOS does not need to worry about |
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> >> floppy drives, hard drives, optical drives, usb devices, isa |
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> >> devices, pci devices and pci express drives, etcetera, because |
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> >> those live on buses, which the kernel can detect. It would need |
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> >> a device tree to inform the kernel of what buses are available, |
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> >> but that would be specific to a given board, rather than what is |
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> >> attached to it. If the end user makes hardware changes, the |
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> >> kernel should be able to handle that, with the exception of |
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> >> changes involving RAM, which I believe go into the device tree. |
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> > |
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> > I take it the above statement is based on the kernel being |
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> > directly placed within the BIOS/firmware/nvram on the board, such |
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> > that you couldn't boot anything else but that kernel? |
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> |
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> That is correct. |
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> |
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[snip] |
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|
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So when you build a dud kernel and flash your BIOS with it, and we all |
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build the odd dud, your motherboard is bricked. |
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|
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Now what? |
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|
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Get out your JTAG adaptor and another PC I suppose. |
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-- |
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Regards, |
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|
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Roy Bamford |
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(Neddyseagoon) a member of |
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