Symbol: AMDIOMMU_CMDBUF_HEAD
sys/x86/iommu/amd_cmd.c
128
head = amdiommu_read8(unit, AMDIOMMU_CMDBUF_HEAD);
sys/x86/iommu/amd_drv.c
1145
cmd_head = amdiommu_read4(unit, AMDIOMMU_CMDBUF_HEAD);