PCI_CFGACC_FILLREQ
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 8, B_FALSE, 0);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 8, B_TRUE, data);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 1, B_FALSE, 0);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 1, B_TRUE, data);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 2, B_FALSE, 0);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 2, B_TRUE, data);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 4, B_FALSE, 0);
PCI_CFGACC_FILLREQ(req, rcdip, bdf, off, 4, B_TRUE, data);