Am 27.12.2011 23:21, schrieb Nils: > Is that a caching problem introduced by tiny bootblock? > What is needed to get it right? Probably MTRRs. With tinybootblock, these are set at slightly different times. GX2 uses Cache-As-RAM, right? That affects MTRRs, too (as CAR is a "special" MTRR setup) Patrick