9a68cbd33d
- Partially revert r172334; as it turns out the DELAYs in gem_reset_{r,t}x()
are actually necessary although bus space barriers and gem_bitwait() are
used, otherwise the controller may trigger an IOMMU errors on at least
sparc64. This is in line with what Linux and OpenSolaris do.
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| .. | ||
| if_gem_pci.c | ||
| if_gem_sbus.c | ||
| if_gem.c | ||
| if_gemreg.h | ||
| if_gemvar.h | ||