SDATA support for ATI SB600 PATA.
Reference: /n/sources/patch/applied/sdata-sb600
Date: Sat Aug 20 12:30:45 CES 2011
Signed-off-by: djc@9grid.fr

--- /sys/src/9/pc/sdata.c	Sat Aug 20 12:30:11 2011
+++ /sys/src/9/pc/sdata.c	Sat Aug 20 12:30:06 2011
@@ -2003,6 +2003,7 @@
 			 */
 			/*FALLTHROUGH*/
 		case (0x4376<<16)|0x1002:	/* ATI SB400 PATA */
+		case (0x438c<<16)|0x1002:	/* ATI SB600 PATA */
 			break;
 		case (0x0211<<16)|0x1166:	/* ServerWorks IB6566 */
 			{
--- /sys/src/boot/pc/sdata.c	Sat Aug 20 12:30:19 2011
+++ /sys/src/boot/pc/sdata.c	Sat Aug 20 12:30:15 2011
@@ -1515,6 +1515,7 @@
 		case (0x4376<<16)|0x1002:	/* ATI SB400 PATA */
 		case (0x4379<<16)|0x1002:	/* ATI SB400 SATA */
 		case (0x437a<<16)|0x1002:	/* ATI SB400 SATA */
+		case (0x438c<<16)|0x1002:	/* ATI SB600 PATA */
 			/*
 			 * This can probably be lumped in with the 768 above.
 			 */