CTX_GLOBAL
case CTX_GLOBAL:
case CTX_GLOBAL:
iommu_flush_ctx(iommu, CTX_GLOBAL, 0, 0, 0);
#define CIG_GLOBAL CCMD_CIRG(CTX_GLOBAL)
#define QI_CTX_IG_GLOBAL (CTX_GLOBAL << QI_CTX_IG_SHIFT)