diff --git a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr.h b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr.h
index 45c52a6..eb95646 100644
--- a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr.h
+++ b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr.h
@@ -92,6 +92,7 @@ struct NuBusFPGADriverGlobals {
 	//unsigned char shadowClut[768];
 	unsigned short hres[16]; /* HW max in 0 */
 	unsigned short vres[16]; /* HW max in 0 */
+	unsigned short curPage;
 	unsigned char maxMode;
 	unsigned char curMode; /* mode ; this is resolution (which can't be changed in 7.1 except via reboot ?) */
 	unsigned char curDepth; /* depth */
@@ -104,6 +105,17 @@ typedef struct NuBusFPGADriverGlobals NuBusFPGADriverGlobals;
 typedef struct NuBusFPGADriverGlobals *NuBusFPGADriverGlobalsPtr;
 typedef struct NuBusFPGADriverGlobals **NuBusFPGADriverGlobalsHdl;
 
+typedef struct NuBusFPGAPramRecord { /* slot parameter RAM record, derived from  SPRAMRecord  */
+	short    boardID;         /* Apple-defined card ID */
+	char     vendorUse1;      /* reserved for vendor use */ /* DCDMF3 p210 says reserved for system ... */
+	unsigned char     mode;      /* vendorUse2 */
+	unsigned char     depth;      /* vendorUse3 */
+	unsigned char     page;      /* vendorUse4 */
+	char     vendorUse5;      /* reserved for vendor use */
+	char     vendorUse6;      /* reserved for vendor use */
+} NuBusFPGAPramRecord;
+typedef struct NuBusFPGAPramRecord *NuBusFPGAPramRecordPtr;
+
 static inline void write_reg(AuxDCEPtr dce, unsigned int reg, unsigned int val) {
 	*((volatile unsigned int*)(dce->dCtlDevBase+GOBOFB_BASE+reg)) = val;
 }
@@ -117,6 +129,8 @@ extern SlotIntServiceProcPtr interruptRoutine;
 void linearGamma(NuBusFPGADriverGlobalsPtr dStore);
 OSErr changeIRQ(AuxDCEPtr dce, char en, OSErr err);
 OSErr cNuBusFPGACtl(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce);
+OSErr reconfHW(AuxDCEPtr dce, unsigned char mode, unsigned char depth, unsigned short page);
+OSErr updatePRAM(AuxDCEPtr dce, unsigned char mode, unsigned char depth, unsigned short page);
 /* status */
 OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce);
 /* open close */
diff --git a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Ctrl.c b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Ctrl.c
index 2969d53..401c0d9 100644
--- a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Ctrl.c
+++ b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Ctrl.c
@@ -20,7 +20,7 @@ OSErr changeIRQ(AuxDCEPtr dce, char en, OSErr err) {
    NuBusFPGADriverGlobalsPtr dStore = *dStoreHdl;
    char busMode = 1;
    if (en != dStore->irqen) {
-	   /* write_reg(dce, GOBOFB_DEBUG, 0xBEEF000F); */
+	   /* write_reg(dce, GOBOFB_DEBUG, 0xBEEF0005); */
 	   /* write_reg(dce, GOBOFB_DEBUG, en); */
 	   
 	   if (en) {
@@ -81,8 +81,8 @@ OSErr cNuBusFPGACtl(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
    short ret = -1;
    char	busMode = 1;
 
-   /* write_reg(dce, GOBOFB_DEBUG, 0xBEEF0001); */
-   /* write_reg(dce, GOBOFB_DEBUG, pb->csCode); */
+   write_reg(dce, GOBOFB_DEBUG, 0xBEEF0001);
+   write_reg(dce, GOBOFB_DEBUG, pb->csCode);
    
 #if 1
   switch (pb->csCode)
@@ -108,36 +108,11 @@ OSErr cNuBusFPGACtl(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
   case cscSetMode: /* 2 */
 	   {
 		   VDPageInfo	*vPInfo = (VDPageInfo *)*(long *)pb->csParam;
-		   if (vPInfo->csPage != 0)
-			   return paramErr;
-		   SwapMMUMode ( &busMode );
-		   switch (vPInfo->csMode) {
-		   case kDepthMode1:
-			   write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_8BIT);
-			   break;
-		   case kDepthMode2:
-			   write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_4BIT);
-		   	   break;
-		   case kDepthMode3:
-			   write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_2BIT);
-		   	   break;
-		   case kDepthMode4:
-			   write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_1BIT);
-		   	   break;
-		   case kDepthMode5:
-			   write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_24BIT);
-		   	   break;
-		   case kDepthMode6:
-			   write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_15BIT);
-		   	   break;
-		   default:
-			   SwapMMUMode ( &busMode );
-			   return paramErr;
-		   }
-		   dStore->curDepth = vPInfo->csMode;
-		   SwapMMUMode ( &busMode );
-		   vPInfo->csBaseAddr = 0;
-		   ret = noErr;
+
+		   ret = reconfHW(dce, dStore->curMode, vPInfo->csMode, vPInfo->csPage);
+   
+		  if (ret == noErr)
+			  vPInfo->csBaseAddr = (void*)(vPInfo->csPage * 1024 * 1024 * 4);
 	   }
 	  break;
   case cscSetEntries: /* 3 */
@@ -234,14 +209,16 @@ OSErr cNuBusFPGACtl(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 	   {
 		   VDPageInfo	*vPInfo = (VDPageInfo *)*(long *)pb->csParam;
 		   const uint8_t idx = dStore->curMode % 4; // checkme
-		   const UInt32 a32 = dce->dCtlDevBase;
+		   UInt32 a32 = dce->dCtlDevBase;
 		   UInt32 a32_l0, a32_l1;
 		   UInt32 a32_4p0, a32_4p1;
 		   const uint32_t wb = dStore->hres[0] >> idx;
 		   unsigned short j, i;
-		   
-		   if (vPInfo->csPage != 0)
+		   short npage = (vPInfo->csMode == kDepthMode5) ? 1 : 2;
+		   if (vPInfo->csPage >= npage)
 			   return paramErr;
+
+		   a32 += vPInfo->csPage * 1024 * 1024 * 4; /* fixme */
 		   
 		   SwapMMUMode ( &busMode );
 #if 0
@@ -326,115 +303,28 @@ OSErr cNuBusFPGACtl(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
   case cscSetDefaultMode: /* 9 */
 	  { /* fixme: NVRAM */
 		   VDDefMode	*vddefm = (VDDefMode *)*(long *)pb->csParam;
-		   if ((((UInt8)vddefm->csID) < nativeVidMode) ||
-			   (((UInt8)vddefm->csID) > dStore->maxMode))
-			   return paramErr;
-		   ret = noErr;
-	   }
+
+		   ret = updatePRAM(dce, vddefm->csID, dStore->curDepth, 0);
+	  }
 	  break;
 
   case cscSwitchMode: /* 0xa */
 	  {
 		  VDSwitchInfoRec	*vdswitch = *(VDSwitchInfoRec **)(long *)pb->csParam;
-		  if (vdswitch->csPage != 0)
-			  return paramErr;
-		  if ((vdswitch->csData == dStore->curMode) &&
-			  (vdswitch->csMode == dStore->curDepth)) {
-			  return noErr;
-		  }
 
-		  unsigned short i;
-		  for (i = nativeVidMode ; i <= dStore->maxMode ; i++) {
-			  // disable spurious resources, enable only the right one
-			  SpBlock spb;
-			  spb.spParamData = (i != vdswitch->csData ? 1 : 0); /* disable/enable */
-			  spb.spSlot = dStore->slot;
-			  spb.spID = i;
-			  spb.spExtDev = 0;
-			  SetSRsrcState(&spb);
-		  }
-		  dce->dCtlSlotId = vdswitch->csData; // where is that explained ? cscSwitchMode is not in DCDMF3, and you should'nt do that anymore says PDCD...
-		  
-		   /* write_reg(dce, GOBOFB_DEBUG, 0xBEEF0021); */
-		   /* write_reg(dce, GOBOFB_DEBUG, vdswitch->csMode); */
-		   /* write_reg(dce, GOBOFB_DEBUG, vdswitch->csData); */
-		  SwapMMUMode ( &busMode );
-		  if (vdswitch->csData != dStore->curMode) {
-			  UInt8 id = ((UInt8)vdswitch->csData) - nativeVidMode;
-			  unsigned int ho = ((dStore->hres[0] - dStore->hres[id]) / 2);
-			  unsigned int vo = ((dStore->vres[0] - dStore->vres[id]) / 2);
-			   /* write_reg(dce, GOBOFB_VIDEOCTRL, 0); */
-			  write_reg(dce, GOBOFB_HRES_START, __builtin_bswap32(ho));
-			  write_reg(dce, GOBOFB_VRES_START, __builtin_bswap32(vo));
-			  write_reg(dce, GOBOFB_HRES_END, __builtin_bswap32(ho + dStore->hres[id]));
-			  write_reg(dce, GOBOFB_VRES_END, __builtin_bswap32(vo + dStore->vres[id]));
-			  /* write_reg(dce, GOBOFB_VIDEOCTRL, 1); */
-		  }
-		  if (vdswitch->csMode != dStore->curDepth) {
-			  switch (vdswitch->csMode) {
-			  case kDepthMode1:
-				  write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_8BIT);
-				  break;
-			  case kDepthMode2:
-				  write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_4BIT);
-				  break;
-			  case kDepthMode3:
-				  write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_2BIT);
-				  break;
-			  case kDepthMode4:
-				  write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_1BIT);
-				  break;
-			  case kDepthMode5:
-				  write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_24BIT);
-				  break;
-			  case kDepthMode6:
-				  write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_15BIT);
-				  break;
-			  default:
-				  SwapMMUMode ( &busMode );
-				  return paramErr;
-			  }
-		  }
-		  dStore->curMode = vdswitch->csData;
-		  dStore->curDepth = vdswitch->csMode;
-		  SwapMMUMode ( &busMode );
-		  vdswitch->csBaseAddr = 0;
-		  ret = noErr;
+		  ret = reconfHW(dce, vdswitch->csData, vdswitch->csMode, vdswitch->csPage);
+   
+		  if (ret == noErr)
+			  vdswitch->csBaseAddr = (void*)(vdswitch->csPage * 1024 * 1024 * 4);
 	  }
 	  break;
 
   case cscSavePreferredConfiguration: /* 0x10 */
-	   // is that ony for PCI drivers?
-#if 1
 	   {
 		  VDSwitchInfoRec	*vdswitch = *(VDSwitchInfoRec **)(long *)pb->csParam;
-		   if ((((UInt8)vdswitch->csData) < nativeVidMode) ||
-			   (((UInt8)vdswitch->csData) > dStore->maxMode))
-			   return paramErr;
-		   switch (vdswitch->csMode) {
-		   case kDepthMode1:
-			   break;
-		   case kDepthMode2:
-		   	   break;
-		   case kDepthMode3:
-		   	   break;
-		   case kDepthMode4:
-		   	   break;
-		   case kDepthMode5:
-		   	   break;
-		   case kDepthMode6:
-		   	   break;
-		   default:
-			   return paramErr;
-		   }
-		  if (vdswitch->csPage != 0)
-			  return paramErr;
-		  vdswitch->csBaseAddr = 0;
-		  ret = noErr;
+
+		  ret = updatePRAM(dce, vdswitch->csData, vdswitch->csMode, 0);
 	   }
-#else
-	  ret = controlErr;
-#endif
 	  break;
 	  
   default: /* always return controlErr for unknown csCode */
@@ -445,3 +335,149 @@ OSErr cNuBusFPGACtl(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 #endif
   return ret;
 }
+
+OSErr reconfHW(AuxDCEPtr dce, unsigned char mode, unsigned char depth, unsigned short page) {
+	NuBusFPGADriverGlobalsHdl dStoreHdl = (NuBusFPGADriverGlobalsHdl)dce->dCtlStorage;
+	NuBusFPGADriverGlobalsPtr dStore = *dStoreHdl;
+	const short npage = (depth == kDepthMode5) ? 1 : 2;
+	OSErr err = noErr;
+	char busMode = 1;
+
+	write_reg(dce, GOBOFB_DEBUG, 0xBEEF0031);
+	write_reg(dce, GOBOFB_DEBUG, mode);
+	write_reg(dce, GOBOFB_DEBUG, depth);
+	write_reg(dce, GOBOFB_DEBUG, page);
+	
+	if ((mode == dStore->curMode) &&
+		(depth == dStore->curDepth) &&
+		(page == dStore->curPage)) {
+		return noErr;
+	}
+		  
+	if (page >= npage)
+		return paramErr;
+
+	if ((mode < nativeVidMode) ||
+		(mode > dStore->maxMode))
+		return paramErr;
+		  
+	switch (depth) {
+	case kDepthMode1:
+		break;
+	case kDepthMode2:
+		break;
+	case kDepthMode3:
+		break;
+	case kDepthMode4:
+		break;
+	case kDepthMode5:
+		break;
+	case kDepthMode6:
+		break;
+	default:
+		return paramErr;
+	}
+	
+	SwapMMUMode ( &busMode );
+	if (mode != dStore->curMode) {
+		unsigned short i;
+		for (i = nativeVidMode ; i <= dStore->maxMode ; i++) {
+			// disable spurious resources, enable only the right one
+			SpBlock spb;
+			spb.spParamData = (i != mode ? 1 : 0); /* disable/enable */
+			spb.spSlot = dStore->slot;
+			spb.spID = i;
+			spb.spExtDev = 0;
+			SetSRsrcState(&spb);
+		}
+		dce->dCtlSlotId = mode; // where is that explained ? cscSwitchMode is not in DCDMF3, and you should'nt do that anymore says PDCD...
+		
+		UInt8 id = mode - nativeVidMode;
+		unsigned int ho = ((dStore->hres[0] - dStore->hres[id]) / 2);
+		unsigned int vo = ((dStore->vres[0] - dStore->vres[id]) / 2);
+		/* write_reg(dce, GOBOFB_VIDEOCTRL, 0); */
+		write_reg(dce, GOBOFB_HRES_START, __builtin_bswap32(ho));
+		write_reg(dce, GOBOFB_VRES_START, __builtin_bswap32(vo));
+		write_reg(dce, GOBOFB_HRES_END, __builtin_bswap32(ho + dStore->hres[id]));
+		write_reg(dce, GOBOFB_VRES_END, __builtin_bswap32(vo + dStore->vres[id]));
+		/* write_reg(dce, GOBOFB_VIDEOCTRL, 1); */
+	}
+	if (depth != dStore->curDepth) {
+		switch (depth) {
+		case kDepthMode1:
+			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_8BIT);
+			break;
+		case kDepthMode2:
+			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_4BIT);
+			break;
+		case kDepthMode3:
+			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_2BIT);
+			break;
+		case kDepthMode4:
+			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_1BIT);
+			break;
+		case kDepthMode5:
+			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_24BIT);
+			break;
+		case kDepthMode6:
+			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_15BIT);
+			break;
+		default:
+			SwapMMUMode ( &busMode );
+			return paramErr;
+		}
+	}
+	dStore->curMode = mode;
+	dStore->curDepth = depth;
+	dStore->curPage = page; /* FIXME: HW */
+		  
+	SwapMMUMode ( &busMode );
+
+	return err;
+}
+
+OSErr updatePRAM(AuxDCEPtr dce, unsigned char mode, unsigned char depth, unsigned short page) {
+	NuBusFPGADriverGlobalsHdl dStoreHdl = (NuBusFPGADriverGlobalsHdl)dce->dCtlStorage;
+	NuBusFPGADriverGlobalsPtr dStore = *dStoreHdl;
+	const short npage = (depth == kDepthMode5) ? 1 : 2;
+	SpBlock spb;
+	NuBusFPGAPramRecord pram;
+	OSErr err;
+		  
+	if (page >= npage)
+		return paramErr;
+
+	if ((mode < nativeVidMode) ||
+		(mode > dStore->maxMode))
+		return paramErr;
+		  
+	switch (depth) {
+	case kDepthMode1:
+		break;
+	case kDepthMode2:
+		break;
+	case kDepthMode3:
+		break;
+	case kDepthMode4:
+		break;
+	case kDepthMode5:
+		break;
+	case kDepthMode6:
+		break;
+	default:
+		return paramErr;
+	}
+
+	spb.spSlot = dce->dCtlSlot;
+	spb.spResult = (UInt32)&pram;
+	err = SReadPRAMRec(&spb);
+	if (err == noErr) {
+		pram.mode = mode;
+		pram.depth = depth;
+		pram.page = page;
+		spb.spSlot = dce->dCtlSlot;
+		spb.spsPointer = &pram;
+		err = SPutPRAMRec(&spb);
+	}
+	return err;
+}
diff --git a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_OpenClose.c b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_OpenClose.c
index d3720a6..9da6e30 100644
--- a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_OpenClose.c
+++ b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_OpenClose.c
@@ -22,21 +22,22 @@ OSErr cNuBusFPGAOpen(IOParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 				return(openErr);
 			HLock(dce->dCtlStorage);
 			NuBusFPGADriverGlobalsHdl dStoreHdl = (NuBusFPGADriverGlobalsHdl)dce->dCtlStorage;
+			NuBusFPGADriverGlobalsPtr dStore = *dStoreHdl;
 			/* (*dStore)->dce = dce; */
 			
 			/* for (i = 0 ; i < 256 ; i++) { */
-			/* 	(*dStoreHdl)->shadowClut[i*3+0] = i; */
-			/* 	(*dStoreHdl)->shadowClut[i*3+1] = i; */
-			/* 	(*dStoreHdl)->shadowClut[i*3+2] = i; */
+			/* 	dStore->shadowClut[i*3+0] = i; */
+			/* 	dStore->shadowClut[i*3+1] = i; */
+			/* 	dStore->shadowClut[i*3+2] = i; */
 			/* } */
 			
-			(*dStoreHdl)->gray = 0;
-			(*dStoreHdl)->irqen = 0;
-			(*dStoreHdl)->slot = dce->dCtlSlot;
+			dStore->gray = 0;
+			dStore->irqen = 0;
+			dStore->slot = dce->dCtlSlot;
 
 			/* Get the HW setting for native resolution */
-			(*dStoreHdl)->hres[0] = __builtin_bswap32((unsigned int)read_reg(dce, GOBOFB_HRES)); // fixme: endianness
-			(*dStoreHdl)->vres[0] = __builtin_bswap32((unsigned int)read_reg(dce, GOBOFB_VRES)); // fixme: endianness
+			dStore->hres[0] = __builtin_bswap32((unsigned int)read_reg(dce, GOBOFB_HRES)); // fixme: endianness
+			dStore->vres[0] = __builtin_bswap32((unsigned int)read_reg(dce, GOBOFB_VRES)); // fixme: endianness
 			
 			SlotIntQElement *siqel = (SlotIntQElement *)NewPtrSysClear(sizeof(SlotIntQElement));
 			if (siqel == NULL) {
@@ -50,10 +51,11 @@ OSErr cNuBusFPGAOpen(IOParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 			asm("lea %%pc@(interruptRoutine),%0\n" : "=a"(sqAddr));
 			siqel->sqAddr = sqAddr;
 			siqel->sqParm = (long)dce->dCtlDevBase;
-			(*dStoreHdl)->siqel = siqel;
+			dStore->siqel = siqel;
 
-			(*dStoreHdl)->curMode = nativeVidMode;
-			(*dStoreHdl)->curDepth = kDepthMode1;
+			dStore->curPage = 0;
+			dStore->curMode = nativeVidMode;
+			dStore->curDepth = kDepthMode1;
 
 			{
 				OSErr err = noErr;
@@ -84,16 +86,16 @@ OSErr cNuBusFPGAOpen(IOParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 						max = spb.spID;
 					err = SGetTypeSRsrc(&spb);
 				}
-				(*dStoreHdl)->maxMode = max;
+				dStore->maxMode = max;
 			}
 	/* write_reg(dce, GOBOFB_DEBUG, 0xBEEF0000); */
-	/* write_reg(dce, GOBOFB_DEBUG, (*dStoreHdl)->maxMode); */
+	/* write_reg(dce, GOBOFB_DEBUG, dStore->maxMode); */
 			{
 				OSErr err = noErr;
 				SpBlock spb;
 				/* check for resolution */
 				UInt8 id;
-				for (id = nativeVidMode; id <= (*dStoreHdl)->maxMode ; id ++) {
+				for (id = nativeVidMode; id <= dStore->maxMode ; id ++) {
 					/* try every resource, enabled or not */
 					spb.spParamData = 1<<fall; /* wants disabled */
 					spb.spCategory = catDisplay;
@@ -115,18 +117,29 @@ OSErr cNuBusFPGAOpen(IOParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 							const unsigned long offset = *(unsigned long*)spb.spsPointer & 0x00FFFFFF;
 							VPBlockPtr vpblock = (VPBlockPtr)(spb.spsPointer + offset + sizeof(long));
 							UInt8 idx = id - nativeVidMode;
-							(*dStoreHdl)->hres[idx] = vpblock->vpBounds.right;
-							(*dStoreHdl)->vres[idx] = vpblock->vpBounds.bottom;
+							dStore->hres[idx] = vpblock->vpBounds.right;
+							dStore->vres[idx] = vpblock->vpBounds.bottom;
 						}
 					}
 				}
 				
 			}
 				
-			linearGamma(*dStoreHdl);
-			
-			write_reg(dce, GOBOFB_MODE, GOBOFB_MODE_8BIT);
+			linearGamma(dStore);
 
+			/* now check the content of PRAM */
+			if (0) {
+				SpBlock spb;
+				NuBusFPGAPramRecord pram;
+				OSErr err;
+				spb.spSlot = dce->dCtlSlot;
+				spb.spResult = (UInt32)&pram;
+				err = SReadPRAMRec(&spb);
+				if (err == noErr) {
+					err = reconfHW(dce, pram.mode, pram.depth, pram.page);
+				}
+			}
+				
 			write_reg(dce, GOBOFB_VIDEOCTRL, 1);
 			
 			ret = changeIRQ(dce, 1, openErr);
diff --git a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Status.c b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Status.c
index 82f508d..9219453 100644
--- a/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Status.c
+++ b/nubus-to-ztex-gateware/DeclROM/NuBusFPGADrvr_Status.c
@@ -39,8 +39,8 @@ OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
    NuBusFPGADriverGlobalsPtr dStore = *dStoreHdl;
    short ret = -1;
    
-   /* write_reg(dce, GOBOFB_DEBUG, 0xBEEF0002); */
-   /* write_reg(dce, GOBOFB_DEBUG, pb->csCode); */
+   write_reg(dce, GOBOFB_DEBUG, 0xBEEF0002);
+   write_reg(dce, GOBOFB_DEBUG, pb->csCode);
    
 #if 1
    switch (pb->csCode)
@@ -57,33 +57,45 @@ OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 	   {
 		   VDPageInfo	*vPInfo = (VDPageInfo *)*(long *)pb->csParam;
 		   vPInfo->csMode = dStore->curDepth; /* checkme: PCI says depth, 7.5+ doesn't call anyway? */ 
-		   vPInfo->csPage = 0;
-		   vPInfo->csBaseAddr = 0;
+		   vPInfo->csPage = dStore->curPage;
+		   vPInfo->csBaseAddr = dStore->curPage * 1024 * 1024 * 4; /* fixme */
 		   ret = noErr;
 	   }
 	   break;
    case cscGetEntries: /* 3 */
 	   /* FIXME: TODO */
+	   /* never called in >= 7.1 ? */
 		 asm volatile(".word 0xfe16\n");
          ret = noErr;
 	   break;
    case cscGetPageCnt: /* 4 == cscGetPages */
 	   {
 		   VDPageInfo	*vPInfo = (VDPageInfo *)*(long *)pb->csParam;
-		   if ((((UInt8)vPInfo->csMode) < nativeVidMode) ||
-			   (((UInt8)vPInfo->csMode) > dStore->maxMode))
-			   return paramErr;
-		   vPInfo->csPage = 0;
+		  if ((vPInfo->csMode != kDepthMode1) &&
+			  (vPInfo->csMode != kDepthMode2) &&
+			  (vPInfo->csMode != kDepthMode3) &&
+			  (vPInfo->csMode != kDepthMode4) &&
+			  (vPInfo->csMode != kDepthMode5) &&
+			  (vPInfo->csMode != kDepthMode6)) 
+			  return paramErr;
+		  vPInfo->csPage = (vPInfo->csMode == kDepthMode5) ? 1 : 2;
+		  ret = noErr;
 	   }
-		 asm volatile(".word 0xfe16\n");
-         ret = noErr;
 	   break;
    case cscGetPageBase: /* 5 == cscGetBaseAddr */
 	   {
 		   VDPageInfo	*vPInfo = (VDPageInfo *)*(long *)pb->csParam;
-		   if (vPInfo->csPage != 0)
+		  if ((vPInfo->csMode != kDepthMode1) &&
+			  (vPInfo->csMode != kDepthMode2) &&
+			  (vPInfo->csMode != kDepthMode3) &&
+			  (vPInfo->csMode != kDepthMode4) &&
+			  (vPInfo->csMode != kDepthMode5) &&
+			  (vPInfo->csMode != kDepthMode6)) 
+			  return paramErr;
+		   short npage = (vPInfo->csMode == kDepthMode5) ? 1 : 2;
+		   if (vPInfo->csPage >= npage)
 			   return paramErr;
-		   vPInfo->csBaseAddr = 0;
+		   vPInfo->csBaseAddr = vPInfo->csPage * 1024 * 1024 * 4; /* fixme for > 2 pages ? */
 		   ret = noErr;
 	   }
 		 asm volatile(".word 0xfe16\n");
@@ -114,10 +126,16 @@ OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 	   break;
    case cscGetDefaultMode: /* 9 */
 	   { /* obsolete in PCI, not called >= 7.5 */
-		   /* fixme for 7.1: store in NVRAM */
 		   VDDefMode	*vddefm = (VDDefMode *)*(long *)pb->csParam;
-		   vddefm->csID = nativeVidMode;
-		   ret = noErr;
+		   SpBlock spb;
+		   NuBusFPGAPramRecord pram;
+		   OSErr err;
+		   spb.spSlot = dce->dCtlSlot;
+		   spb.spResult = (UInt32)&pram;
+		   ret = SReadPRAMRec(&spb);
+		   if (ret == noErr) {
+			   vddefm->csID = pram.mode;
+		   }
 	   }
 	   break;
 
@@ -129,8 +147,8 @@ OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 		  /* write_reg(dce, GOBOFB_DEBUG, (unsigned int)dStore->curMode); */
 		  vdswitch->csMode = dStore->curDepth;
 		  vdswitch->csData = dStore->curMode;
-		  vdswitch->csPage = 0;
-		  vdswitch->csBaseAddr = 0;
+		  vdswitch->csPage = dStore->curPage;
+		  vdswitch->csBaseAddr = dStore->curPage * 1024 * 1024 * 4; /* fixme */
 		  ret = noErr;
 	   }
 	   break;
@@ -198,6 +216,16 @@ OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 		  vdswitch->csMode = kDepthMode1; //dStore->curDepth; /* fixme: prefered not current / default */
 		  vdswitch->csData = nativeVidMode; //dStore->curMode;
 		  ret = noErr;
+		   SpBlock spb;
+		   NuBusFPGAPramRecord pram;
+		   OSErr err;
+		   spb.spSlot = dce->dCtlSlot;
+		   spb.spResult = (UInt32)&pram;
+		   ret = SReadPRAMRec(&spb);
+		   if (ret == noErr) {
+			   vdswitch->csMode = pram.depth;
+			   vdswitch->csData = pram.mode;
+		   }
 	   }
 	   break;
 
@@ -263,7 +291,7 @@ OSErr cNuBusFPGAStatus(CntrlParamPtr pb, /* DCtlPtr */ AuxDCEPtr dce)
 		  if (mode == kDisplayModeIDCurrent)
 			  mode = dStore->curMode;
 		  /* basically the same as the EBVParms ? */
-		  vdparam->csPageCount = 0;
+		  vdparam->csPageCount = (vdparam->csDepthMode == kDepthMode5) ? 1 : 2;
 		  vpblock->vpBaseOffset = 0;
 		  vpblock->vpBounds.left = 0;
 		  vpblock->vpBounds.top = 0;
diff --git a/nubus-to-ztex-gateware/DeclROM/NuBusFPGAPrimaryInit_Primary.c b/nubus-to-ztex-gateware/DeclROM/NuBusFPGAPrimaryInit_Primary.c
index 707c59e..ece0fa9 100644
--- a/nubus-to-ztex-gateware/DeclROM/NuBusFPGAPrimaryInit_Primary.c
+++ b/nubus-to-ztex-gateware/DeclROM/NuBusFPGAPrimaryInit_Primary.c
@@ -13,7 +13,7 @@ UInt32 Primary(SEBlock* seblock) {
 	UInt32 a32_l0, a32_l1;
 	UInt32 a32_4p0, a32_4p1;
 	SpBlock spblock;
-	UInt8 pram[8];
+	/* UInt8 pram[8]; */
 	OSErr err;
 	UInt16 i,j, hres, vres;
 	char busMode;
diff --git a/nubus-to-ztex-gateware/DeclROM/NuBusFPGASecondaryInit_Secondary.c b/nubus-to-ztex-gateware/DeclROM/NuBusFPGASecondaryInit_Secondary.c
index d1677a1..a2e4606 100644
--- a/nubus-to-ztex-gateware/DeclROM/NuBusFPGASecondaryInit_Secondary.c
+++ b/nubus-to-ztex-gateware/DeclROM/NuBusFPGASecondaryInit_Secondary.c
@@ -38,7 +38,7 @@ UInt32 Secondary(SEBlock* seblock) {
 	UInt32 a32_l0, a32_l1;
 	UInt32 a32_4p0, a32_4p1;
 	SpBlock spblock;
-	UInt8 pram[8];
+	/* UInt8 pram[8]; */
 	OSErr err;
 	UInt16 i,j;
 	char busMode;
diff --git a/nubus-to-ztex-gateware/DeclROM/gen_mode.c b/nubus-to-ztex-gateware/DeclROM/gen_mode.c
index bb26471..1a911f2 100644
--- a/nubus-to-ztex-gateware/DeclROM/gen_mode.c
+++ b/nubus-to-ztex-gateware/DeclROM/gen_mode.c
@@ -35,7 +35,7 @@ static struct one_res res_db[NUM_RES] = {
 static struct one_res res_db[NUM_RES] = {
 							 { 1920, 1080 },
 							 { 1600,  900 },
-							 {  640,  480 },
+							 /* {  640,  480 }, */
 							 {    0,    0}
 };
 #endif
@@ -86,7 +86,7 @@ int main(int argc, char **argv) {
 				fprintf(fd, "\tALIGN 2\n");
 				fprintf(fd, "_%sModes: /* id 0x%02x */\n", modename, id-1);
 				fprintf(fd, "\tOSLstEntry\tmVidParams,_%sParms\t/* offset to vid parameters */\n", modename);
-				fprintf(fd, "\tDatLstEntry\tmPageCnt,1\t/* number of video pages */\n");
+				fprintf(fd, "\tDatLstEntry\tmPageCnt,%d\t/* number of video pages */\n", (depth == 32) ? 1 : 2);
 				fprintf(fd, "\tDatLstEntry\tmDevType,%s\t/* device type */\n", depth <= 8 ? "clutType" : "directType");
 				fprintf(fd, "\t.long\tEndOfList\t/* end of list */\n");
 				fprintf(fd, "_%sParms:\n", modename);