case NV_ARCH_20:
        case NV_ARCH_30:
        default:
-               if (((par->Chipset & 0xffff) == 0x01A0) ||
+               if ((par->Chipset & 0xfff0) == 0x0240) {
+                       state->arbitration0 = 256;
+                       state->arbitration1 = 0x0480;
+               } else if (((par->Chipset & 0xffff) == 0x01A0) ||
                    ((par->Chipset & 0xffff) == 0x01f0)) {
                        nForceUpdateArbitrationSettings(VClk,
                                                        pixelDepth * 8,
                                        break;
                                case 0x0160:
                                case 0x01D0:
+                               case 0x0240:
                                        NV_WR32(par->PMC, 0x1700,
                                                NV_RD32(par->PFB, 0x020C));
                                        NV_WR32(par->PMC, 0x1704, 0);
                                                if(((par->Chipset & 0xfff0)
                                                    != 0x0160) &&
                                                   ((par->Chipset & 0xfff0)
-                                                   != 0x0220))
+                                                   != 0x0220) &&
+                                                  ((par->Chipset & 0xfff0)
+                                                   != 0x240))
                                                        NV_WR32(par->PGRAPH,
                                                                0x6900 + i*4,
                                                                NV_RD32(par->PFB,