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importantSYS.SOURCE: GitHub• 2026-09-21T01:07:46Z

Enabling Resizable BAR on UEFI Systems via ReBarUEFI

#uefi#hardware#pci#bar#firmware

ReBarUEFI is a UEFI DXE driver that enables Resizable BAR functionality on unsupported systems, improving performance for Intel Arc GPUs and requiring 4G Decoding. It includes patches for MMIO space expansion and works with both Linux and Windows through firmware modifications.

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