Symbol: GUC_GGTT_TOP
sys/dev/pci/drm/i915/gt/intel_ggtt.c
853
#define GUC_TOP_RESERVE_SIZE (SZ_4G - GUC_GGTT_TOP)
sys/dev/pci/drm/i915/gt/uc/intel_guc.h
422
GEM_BUG_ON(range_overflows_t(u64, offset, vma->size, GUC_GGTT_TOP));