root/trunk/patches/2.6.22/15-nas100d-pata-artop-single-port.patch

drivers/ata/pata_artop.c

@@ -26 +26 @@
 #include <scsi/scsi_host.h>
 #include <linux/libata.h>
 #include <linux/ata.h>
+#include <asm/mach-types.h>
 
 #define DRV_NAME        "pata_artop"
 #define DRV_VERSION     "0.4.3"
@@ -480 +481 @@
                 pci_read_config_byte(pdev, 0x4a, &reg);
                 pci_write_config_byte(pdev, 0x4a, (reg & ~0x01) | 0x80);
 
+                /* NAS100D workaround - probing second port kills uhci_hcd */
+#ifdef CONFIG_MACH_NAS100D
+                if (machine_is_nas100d())
+                        ppi[1] = &ata_dummy_port_info;
+#endif
         }
 
         BUG_ON(ppi[0] == NULL);