Southbridge Issues (SB8x0)
AMD does not provide any SB8x0 errata publicly. Most OSes require patches in order to work reliably.
- Windows platform:
- Microsoft KB982091
- Linux platform:
- HPET operation with MSI causes LPC DMA corruption on devices using LPC DMA (floppy, parallel port, serial port in FIR mode) because MSI requests are misinterpreted as DMA cycles by the broken LPC controller
- SATA soft reset fails when PMP is enabled and attached devices will not be detected
Read more about this topic: AMD 800 Chipset Series
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