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On 05/15/2017 09:59 PM, Taiidan@×××.com wrote: |
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> On 05/15/2017 12:58 AM, Ian Zimmerman wrote: |
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> |
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>>> The 990FX / 790FX Chipset doesn't have a GART / AGP Aperature or IOMMU |
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>>> in it. The CPU contains the original K8 IOMMU ( v1 ) engineered / |
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>>> converted from a GART. |
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>>> |
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> The 8 and 9 series (not 7) does have an IOMMU, AMD-Vi v1.26. |
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> |
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> I have two 890 series (but the server flavor - SR5690 chipset) boards |
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> with an IOMMU and it works great, I play games in a VM with an attached |
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> graphics card on my libre firmware KGPE-D16 and devices are DMA restricted. |
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> |
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> Most consumer boards don't properly implement this feature, in fact I |
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> have never seen one that did which is why I bought my coreboot (libre |
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> init variant) D16. |
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> It wouldn't be that difficult to port coreboot to your board if you want |
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> this to work FYI. |
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> |
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Thank you for that info. |
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Corrections based on fact are appreciated. |
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How does one 'port' coreboot? |
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Last time I went to the coreboot site, I didn't see anything really |
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helpful to me. |
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Doesn't the 'CPU voltage table firmware blob' require signing NDA's? |
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Corbin |