OSC_CXL_CAPABILITY_DWORDS
return sizeof(u32) * OSC_CXL_CAPABILITY_DWORDS;
u32 pci_result, cxl_result, capbuf[OSC_CXL_CAPABILITY_DWORDS];
u32 ctrl, cxl_ctrl = 0, capbuf[OSC_CXL_CAPABILITY_DWORDS];