Added an entry for my nForce2 IDE controller as a passthru.

Reference: /n/sources/patch/applied/nforce2-dma
Date: Thu Sep 22 18:37:57 CES 2005

--- /sys/src/9/pc/sdata.c	Thu Sep 22 18:36:33 2005
+++ /sys/src/9/pc/sdata.c	Thu Sep 22 18:36:27 2005
@@ -1909,13 +1909,7 @@
 			 * This can probably be lumped in with the 768 above.
 			 */
 			/*FALLTHROUGH*/
-		case (0x01BC<<16)|0x10DE:	/* nVidia nForce1 */
-		case (0x0065<<16)|0x10DE:	/* nVidia nForce2 */
-		case (0x0085<<16)|0x10DE:	/* nVidia nForce2 MCP */
 		case (0x00D5<<16)|0x10DE:	/* nVidia nForce3 */
-		case (0x00E5<<16)|0x10DE:	/* nVidia nForce3 Pro */
-		case (0x0035<<16)|0x10DE:	/* nVidia nForce3 MCP */
-		case (0x0053<<16)|0x10DE:	/* nVidia nForce4 */
 			/*
 			 * Ditto, although it may have a different base
 			 * address for the registers (0x50?).
@@ -1933,6 +1927,7 @@
 				pcicfgw32(sb, 0x64, r);
 			}
 			break;
+		case (0x0065<<16)|0x10DE:   /* nVidia nForce2 */
 		case (0x5513<<16)|0x1039:	/* SiS 962 */
 		case (0x0646<<16)|0x1095:	/* CMD 646 */
 		case (0x0571<<16)|0x1106:	/* VIA 82C686 */