DBGA
DBGA("pci_dac_dma_supported %s from %ps\n",
DBGA(" sg_fill: [%p,%lx] -> direct %llx\n",
DBGA(" sg_fill: [%p,%lx] -> DAC %llx\n",
DBGA(" sg_fill: [%p,%lx] -> sg %llx np %ld\n",
DBGA(" (%ld) [%p,%x] np %ld\n",
DBGA(" (%ld) [%p,%x] cont\n",
DBGA("pci_map_sg: %ld entries\n", out - start);
DBGA(" (%ld) DAC [%llx,%zx]\n",
DBGA(" (%ld) direct [%llx,%zx]\n",
DBGA(" (%ld) sg [%llx,%zx]\n",
DBGA("pci_unmap_sg: %ld entries\n", nents - (end - sg));