diff --git a/hw/xfree86/int10/generic.c b/hw/xfree86/int10/generic.c
index 53cd52567..fbc9b8507 100644
--- a/hw/xfree86/int10/generic.c
+++ b/hw/xfree86/int10/generic.c
@@ -103,8 +103,8 @@ xf86ExtendedInitInt10(int entityIndex, int Flags)
     MapVRam(pInt);
 #ifdef _PC
     if (!sysMem)
-	sysMem = xf86MapVidMem(screen, VIDMEM_MMIO, V_BIOS,
-			       BIOS_SIZE + SYS_BIOS - V_BIOS);
+	pci_device_map_legacy(pInt->dev, V_BIOS, BIOS_SIZE + SYS_BIOS - V_BIOS,
+			      PCI_DEV_MAP_FLAG_WRITABLE, &sysMem);
     INTPriv(pInt)->sysMem = sysMem;
 
     if (xf86ReadBIOS(0, 0, base, LOW_PAGE_SIZE) < 0) {
diff --git a/hw/xfree86/int10/helper_exec.c b/hw/xfree86/int10/helper_exec.c
index f74da4787..638f5668b 100644
--- a/hw/xfree86/int10/helper_exec.c
+++ b/hw/xfree86/int10/helper_exec.c
@@ -680,10 +680,12 @@ static void
 SetResetBIOSVars(xf86Int10InfoPtr pInt, Bool set)
 {
     int pagesize = getpagesize();
-    unsigned char* base = xf86MapVidMem(pInt->scrnIndex,
-					VIDMEM_MMIO, 0, pagesize);
+    unsigned char* base;
     int i;
 
+    if (pci_device_map_legacy(pInt->dev, 0, pagesize, PCI_DEV_MAP_FLAG_WRITABLE, (void **)&base))
+	return; /* eek */
+
     if (set) {
 	for (i = BIOS_SCRATCH_OFF; i < BIOS_SCRATCH_END; i++)
 	    MEM_WW(pInt, i, *(base + i));
@@ -692,7 +694,7 @@ SetResetBIOSVars(xf86Int10InfoPtr pInt, Bool set)
 	    *(base + i) = MEM_RW(pInt, i);
     }
     
-    xf86UnMapVidMem(pInt->scrnIndex,base,pagesize);
+    pci_device_unmap_legacy(pInt->dev, base, pagesize);
 }
 
 void
@@ -706,7 +708,9 @@ xf86Int10SaveRestoreBIOSVars(xf86Int10InfoPtr pInt, Bool save)
 	|| (!save && !pInt->BIOSScratch))
 	return;
     
-    base = xf86MapVidMem(pInt->scrnIndex, VIDMEM_MMIO, 0, pagesize);
+    if (pci_device_map_legacy(pInt->dev, 0, pagesize, PCI_DEV_MAP_FLAG_WRITABLE, (void **)&base))
+	return; /* eek */
+
     base += BIOS_SCRATCH_OFF;
     if (save) {
 	if ((pInt->BIOSScratch
@@ -722,7 +726,7 @@ xf86Int10SaveRestoreBIOSVars(xf86Int10InfoPtr pInt, Bool save)
 	}
     }
     
-    xf86UnMapVidMem(pInt->scrnIndex,base - BIOS_SCRATCH_OFF ,pagesize);
+    pci_device_unmap_legacy(pInt->dev, base, pagesize);
 }
 #endif