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SubjectRe: MediaGX/GeodeGX1 requires X86_OOSTORE.
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 > Does anyone know if there is any way to flush a cache line of the cpu to
> force rereading system memory for a given address or address range?

There is the "clflush" instruction, but not all x86 CPUs support it.
You need to check the CPUID flag to know for sure (/proc/cpuinfo will
show a "clflush" flag if it is supported).
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