+ case PCI_DEVICE_ID_O2_6836:
+ printk(KERN_INFO "Yenta O2: old bridge, disabling read prefetch/write burst\n");
+ config_writeb(socket, O2_RESERVED1,
+ a & ~(O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST));
+ config_writeb(socket, O2_RESERVED2,
+ b & ~(O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST));