This adds support for the Silicon Image 0680/680A PATA133 controller,
as found on a Belkin F5U098 PCI card.  I haven't tested it with any
actual (storage) disks, but I was able to burn a CD which was readable
via a CD-ROM drive on a different controller, so I suspect disks will
work too.

Reference: /n/sources/patch/applied/sdata-cmd-0680
Date: Thu Jul 22 10:03:03 CES 2010
Signed-off-by: davide+p9@cs.cmu.edu

--- /sys/src/9/pc/sdata.c	Thu Jul 22 09:58:15 2010
+++ /sys/src/9/pc/sdata.c	Thu Jul 22 09:58:13 2010
@@ -1935,6 +1935,7 @@
 			span = 8*1024;
 			/*FALLTHROUGH*/
 		case (0x3114<<16)|0x1095:	/* SiI 3114 SATA/RAID */
+		case (0x0680<<16)|0x1095:	/* SiI 0680/680A PATA133 ATAPI/RAID */
 			pi = 0x85;
 			break;
 		case (0x0004<<16)|0x1103:	/* HighPoint HPT366 */
--- /sys/src/boot/pc/sdata.c	Thu Jul 22 09:58:16 2010
+++ /sys/src/boot/pc/sdata.c	Thu Jul 22 09:58:15 2010
@@ -1472,6 +1472,7 @@
 		case (0x4379<<16)|0x1002:	/* ATI 4379 SATA*/
 		case (0x3112<<16)|0x1095:	/* SiL 3112 SATA (DMA busted?) */
 		case (0x3114<<16)|0x1095:	/* SiL 3114 SATA/RAID */
+		case (0x0680<<16)|0x1095:	/* SiI 0680/680A PATA133 ATAPI/RAID */
 			pi = 0x85;
 			break;
 		case (0x0004<<16)|0x1103:	/* HighPoint HPT-370 */