{ "nowc", DBG(NO_WC), "Disable GTT write combining" },
{ "check_vm", DBG(CHECK_VM), "Check VM faults and dump debug info." },
{ "reserve_vmid", DBG(RESERVE_VMID), "Force VMID reservation per context." },
+ { "zerovram", DBG(ZERO_VRAM), "Clear VRAM allocations." },
/* 3D engine options: */
{ "switch_on_eop", DBG(SWITCH_ON_EOP), "Program WD/IA to switch on end-of-packet." },