[coreboot] [PATCH] Avoid hang when 4GB or more DRAM is installed on AMD RS780 UMA systems
stefan.reinauer at coresystems.de
Thu Nov 11 04:29:45 CET 2010
Sent from my mobile phone
On 10.11.2010, at 17:36, Joseph Smith <joe at settoplinux.org> wrote:
> Not so sure about AMD chips but I know Intel chips reserve memory just below 4Gb for vga buffer. As for resource ranges Intel chips reserve a low memory range for VESA IO registers and a high memory range for GMCH MMIO registers. Hope that helps.
Actually the intel chipsets reserve memory at the top of ram for graphics, not below 4G
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