Merge from bsd-4-0-0-branch.bsd-4-0-0-20030221-merge

69 files changed, 1103 insertions, 1921 deletions

diff --git a/bsd-core/Makefile b/bsd-core/Makefile
index ea44a7cd..6281b00c 100644
--- a/bsd-core/Makefile
+++ b/bsd-core/Makefile
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
 # i810, i830 & sis are not complete
-SUBDIR = gamma mga r128 radeon tdfx # i810 i830 sis
+SUBDIR = mga r128 radeon tdfx # i810 i830 sis gamma
 
 .include <bsd.subdir.mk>
diff --git a/bsd-core/ati_pcigart.c b/bsd-core/ati_pcigart.c
index 28723f56..ba0b81a7 100644
--- a/bsd-core/ati_pcigart.c
+++ b/bsd-core/ati_pcigart.c
@@ -42,25 +42,6 @@
 # define ATI_MAX_PCIGART_PAGES		8192	/* 32 MB aperture, 4K pages */
 # define ATI_PCIGART_PAGE_SIZE		4096	/* PCI GART page size */
 
-static unsigned long DRM(ati_alloc_pcigart_table)( void )
-{
-	unsigned long address;
-
-	DRM_DEBUG( "\n" );
-
-	address = (unsigned long) malloc( (1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, DRM(M_DRM), M_WAITOK );
-
-	DRM_DEBUG( "returning 0x%08lx\n", address );
-	return address;
-}
-
-static void DRM(ati_free_pcigart_table)( unsigned long address )
-{
-	DRM_DEBUG( "\n" );
-
-	free( (void *)address, DRM(M_DRM));
-}
-
 int DRM(ati_pcigart_init)( drm_device_t *dev,
 			   unsigned long *addr,
 			   dma_addr_t *bus_addr)
@@ -76,23 +57,15 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
 		goto done;
 	}
 
-	address = DRM(ati_alloc_pcigart_table)();
+	address = (long)contigmalloc((1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, 
+	    DRM(M_DRM), M_WAITOK, 0ul, 0xfffffffful, PAGE_SIZE, 0);
 	if ( !address ) {
 		DRM_ERROR( "cannot allocate PCI GART page!\n" );
 		goto done;
 	}
 
-	/* FIXME non-vtophys==bustophys-arches */
+	/* XXX: we need to busdma this */
 	bus_address = vtophys( address );
-	/*pci_map_single(dev->pdev, (void *)address,
-				  ATI_PCIGART_TABLE_PAGES * PAGE_SIZE,
-				  PCI_DMA_TODEVICE);*/
-/*	if (bus_address == 0) {
-		DRM_ERROR( "unable to map PCIGART pages!\n" );
-		DRM(ati_free_pcigart_table)( (unsigned long)address );
-		address = 0;
-		goto done;
-	}*/
 
 	pci_gart = (u32 *)address;
 
@@ -102,16 +75,7 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
 	bzero( pci_gart, ATI_MAX_PCIGART_PAGES * sizeof(u32) );
 
 	for ( i = 0 ; i < pages ; i++ ) {
-		/* we need to support large memory configurations */
-		/* FIXME non-vtophys==vtobus-arches */
 		entry->busaddr[i] = vtophys( entry->handle + (i*PAGE_SIZE) );
-/*		if (entry->busaddr[i] == 0) {
-			DRM_ERROR( "unable to map PCIGART pages!\n" );
-			DRM(ati_pcigart_cleanup)( dev, (unsigned long)address, bus_address );
-			address = 0;
-			bus_address = 0;
-			goto done;
-		}*/
 		page_base = (u32) entry->busaddr[i];
 
 		for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
@@ -122,8 +86,6 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
 
 	ret = 1;
 
-	DRM_READMEMORYBARRIER();
-
 done:
 	*addr = address;
 	*bus_addr = bus_address;
@@ -142,9 +104,8 @@ int DRM(ati_pcigart_cleanup)( drm_device_t *dev,
 		return 0;
 	}
 
-	if ( addr ) {
-		DRM(ati_free_pcigart_table)( addr );
-	}
-
+#if __FreeBSD_version > 500000
+	contigfree( (void *)addr, (1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, DRM(M_DRM));	/* Not available on 4.x */
+#endif
 	return 1;
 }
diff --git a/bsd-core/drmP.h b/bsd-core/drmP.h
index 541bc2eb..a4308f37 100644
--- a/bsd-core/drmP.h
+++ b/bsd-core/drmP.h
@@ -121,15 +121,15 @@ typedef struct drm_file drm_file_t;
 
 				/* Mapping helper macros */
 #define DRM_IOREMAP(map)						\
-	(map)->handle = DRM(ioremap)( (map)->offset, (map)->size )
+	(map)->handle = DRM(ioremap)( dev, map )
 
 #define DRM_IOREMAP_NOCACHE(map)					\
-	(map)->handle = DRM(ioremap_nocache)((map)->offset, (map)->size)
+	(map)->handle = DRM(ioremap_nocache)( dev, map )
 
 #define DRM_IOREMAPFREE(map)						\
 	do {								\
 		if ( (map)->handle && (map)->size )			\
-			DRM(ioremapfree)( (map)->handle, (map)->size );	\
+			DRM(ioremapfree)( map );			\
 	} while (0)
 
 				/* Internal types and structures */
@@ -377,7 +377,6 @@ typedef struct drm_sg_mem {
 	unsigned long   handle;
 	void            *virtual;
 	int             pages;
-	struct page     **pagelist;
 	dma_addr_t	*busaddr;
 } drm_sg_mem_t;
 
@@ -386,10 +385,23 @@ typedef struct drm_sigdata {
 	drm_hw_lock_t *lock;
 } drm_sigdata_t;
 
+typedef struct drm_local_map {
+	unsigned long	offset;	 /* Physical address (0 for SAREA)*/
+	unsigned long	size;	 /* Physical size (bytes)	    */
+	drm_map_type_t	type;	 /* Type of memory mapped		    */
+	drm_map_flags_t flags;	 /* Flags				    */
+	void		*handle; /* User-space: "Handle" to pass to mmap    */
+				 /* Kernel-space: kernel-virtual address    */
+	int		mtrr;	 /* MTRR slot used			    */
+				 /* Private data			    */
+	bus_space_tag_t iot;
+	bus_space_handle_t ioh;
+} drm_local_map_t;
+
 typedef TAILQ_HEAD(drm_map_list, drm_map_list_entry) drm_map_list_t;
 typedef struct drm_map_list_entry {
 	TAILQ_ENTRY(drm_map_list_entry) link;
-	drm_map_t	*map;
+	drm_local_map_t	*map;
 } drm_map_list_entry_t;
 
 TAILQ_HEAD(drm_vbl_sig_list, drm_vbl_sig);
@@ -440,7 +452,7 @@ struct drm_device {
 	drm_map_list_t	  *maplist;	/* Linked list of regions	   */
 	int		  map_count;	/* Number of mappable regions	   */
 
-	drm_map_t	  **context_sareas;
+	drm_local_map_t	  **context_sareas;
 	int		  max_context;
 
 	drm_vma_entry_t	  *vmalist;	/* List of vmas (for debugging)	   */
@@ -454,9 +466,9 @@ struct drm_device {
 	drm_device_dma_t  *dma;		/* Optional pointer for DMA support */
 
 				/* Context support */
-#ifdef __FreeBSD__
 	int		  irq;		/* Interrupt used by board	   */
 	int		  irqrid;		/* Interrupt used by board	   */
+#ifdef __FreeBSD__
 	struct resource   *irqr;	/* Resource for interrupt used by board	   */
 #elif defined(__NetBSD__)
 	struct pci_attach_args  pa;
@@ -530,15 +542,16 @@ extern int	     DRM(write_string)(drm_device_t *dev, const char *s);
 
 				/* Memory management support (drm_memory.h) */
 extern void	     DRM(mem_init)(void);
+extern void	     DRM(mem_uninit)(void);
 extern void	     *DRM(alloc)(size_t size, int area);
 extern void	     *DRM(realloc)(void *oldpt, size_t oldsize, size_t size,
 				   int area);
 extern char	     *DRM(strdup)(const char *s, int area);
 extern void	     DRM(strfree)(char *s, int area);
 extern void	     DRM(free)(void *pt, size_t size, int area);
-extern void	     *DRM(ioremap)(unsigned long offset, unsigned long size);
-extern void	     *DRM(ioremap_nocache)(unsigned long offset, unsigned long size);
-extern void	     DRM(ioremapfree)(void *pt, unsigned long size);
+extern void	     *DRM(ioremap)(drm_device_t *dev, drm_local_map_t *map);
+extern void	     *DRM(ioremap_nocache)(drm_device_t *dev, drm_local_map_t *map);
+extern void	     DRM(ioremapfree)(drm_local_map_t *map);
 
 #if __REALLY_HAVE_AGP
 extern agp_memory    *DRM(alloc_agp)(int pages, u32 type);
diff --git a/bsd-core/drm_agpsupport.c b/bsd-core/drm_agpsupport.c
index a940378e..1414569d 100644
--- a/bsd-core/drm_agpsupport.c
+++ b/bsd-core/drm_agpsupport.c
@@ -37,7 +37,8 @@ int DRM(agp_info)(DRM_IOCTL_ARGS)
 	struct agp_info *kern;
 	drm_agp_info_t   info;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 
 	kern                   = &dev->agp->info;
 	agp_get_info(dev->agp->agpdev, kern);
@@ -60,9 +61,11 @@ int DRM(agp_acquire)(DRM_IOCTL_ARGS)
 	DRM_DEVICE;
 	int          retcode;
 
-	if (!dev->agp || dev->agp->acquired) return EINVAL;
+	if (!dev->agp || dev->agp->acquired)
+		return EINVAL;
 	retcode = agp_acquire(dev->agp->agpdev);
-	if (retcode) return retcode;
+	if (retcode)
+		return retcode;
 	dev->agp->acquired = 1;
 	return 0;
 }
@@ -93,7 +96,8 @@ int DRM(agp_enable)(DRM_IOCTL_ARGS)
 	DRM_DEVICE;
 	drm_agp_mode_t mode;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 
 	mode = *(drm_agp_mode_t *) data;
 	
@@ -114,7 +118,8 @@ int DRM(agp_alloc)(DRM_IOCTL_ARGS)
 	u_int32_t	 type;
 	struct agp_memory_info info;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 
 	request = *(drm_agp_buffer_t *) data;
 
@@ -136,7 +141,8 @@ int DRM(agp_alloc)(DRM_IOCTL_ARGS)
 	entry->pages     = pages;
 	entry->prev      = NULL;
 	entry->next      = dev->agp->memory;
-	if (dev->agp->memory) dev->agp->memory->prev = entry;
+	if (dev->agp->memory)
+		dev->agp->memory->prev = entry;
 	dev->agp->memory = entry;
 
 	agp_memory_info(dev->agp->agpdev, entry->handle, &info);
@@ -166,7 +172,8 @@ int DRM(agp_unbind)(DRM_IOCTL_ARGS)
 	drm_agp_mem_t     *entry;
 	int retcode;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 	request = *(drm_agp_binding_t *) data;
 	if (!(entry = DRM(agp_lookup_entry)(dev, (void *) request.handle)))
 		return EINVAL;
@@ -209,15 +216,20 @@ int DRM(agp_free)(DRM_IOCTL_ARGS)
 	drm_agp_buffer_t request;
 	drm_agp_mem_t    *entry;
 	
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 	request = *(drm_agp_buffer_t *) data;
 	if (!(entry = DRM(agp_lookup_entry)(dev, (void*) request.handle)))
 		return EINVAL;
-	if (entry->bound) DRM(unbind_agp)(entry->handle);
+	if (entry->bound)
+		DRM(unbind_agp)(entry->handle);
    
-	if (entry->prev) entry->prev->next = entry->next;
-	else             dev->agp->memory  = entry->next;
-	if (entry->next) entry->next->prev = entry->prev;
+	if (entry->prev)
+		entry->prev->next = entry->next;
+	else
+		dev->agp->memory  = entry->next;
+	if (entry->next)
+		entry->next->prev = entry->prev;
 	DRM(free_agp)(entry->handle, entry->pages);
 	DRM(free)(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
 	return 0;
diff --git a/bsd-core/drm_auth.c b/bsd-core/drm_auth.c
index 0b411d14..a03cc918 100644
--- a/bsd-core/drm_auth.c
+++ b/bsd-core/drm_auth.c
@@ -116,25 +116,20 @@ int DRM(getmagic)(DRM_IOCTL_ARGS)
 {
 	static drm_magic_t sequence = 0;
 	drm_auth_t	   auth;
-	static DRM_SPINTYPE lock;
-	static int	   first = 1;
 	DRM_DEVICE;
 	DRM_PRIV;
 
-	if (first) {
-		DRM_SPININIT(lock, "drm getmagic");
-		first = 0;
-	}
-
 				/* Find unique magic */
 	if (priv->magic) {
 		auth.magic = priv->magic;
 	} else {
 		do {
-			DRM_SPINLOCK(&lock);
-			if (!sequence) ++sequence; /* reserve 0 */
-			auth.magic = sequence++;
-			DRM_SPINUNLOCK(&lock);
+			int old = sequence;
+			
+			auth.magic = old+1;
+			
+			if (!atomic_cmpset_int(&sequence, old, auth.magic))
+				continue;
 		} while (DRM(find_file)(dev, auth.magic));
 		priv->magic = auth.magic;
 		DRM(add_magic)(dev, priv, auth.magic);
diff --git a/bsd-core/drm_bufs.c b/bsd-core/drm_bufs.c
index 7d56d0a3..89390b56 100644
--- a/bsd-core/drm_bufs.c
+++ b/bsd-core/drm_bufs.c
@@ -69,18 +69,26 @@ int DRM(order)( unsigned long size )
 int DRM(addmap)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
-	drm_map_t *map;
+	drm_map_t request;
+	drm_local_map_t *map;
 	drm_map_list_entry_t *list;
 	
 	if (!(dev->flags & (FREAD|FWRITE)))
 		return DRM_ERR(EACCES); /* Require read/write */
 
-	map = (drm_map_t *) DRM(alloc)( sizeof(*map), DRM_MEM_MAPS );
+	DRM_COPY_FROM_USER_IOCTL( request, (drm_map_t *)data, sizeof(drm_map_t) );
+
+	map = (drm_local_map_t *) DRM(alloc)( sizeof(*map), DRM_MEM_MAPS );
 	if ( !map )
 		return DRM_ERR(ENOMEM);
 
-	*map = *(drm_map_t *)data;
-
+	map->offset = request.offset;
+	map->size = request.size;
+	map->type = request.type;
+	map->flags = request.flags;
+	map->mtrr   = -1;
+	map->handle = 0;
+	
 	/* Only allow shared memory to be removable since we only keep enough
 	 * book keeping information about shared memory to allow for removal
 	 * when processes fork.
@@ -95,22 +103,14 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 		DRM(free)( map, sizeof(*map), DRM_MEM_MAPS );
 		return DRM_ERR(EINVAL);
 	}
-	map->mtrr   = -1;
-	map->handle = 0;
 
 	switch ( map->type ) {
 	case _DRM_REGISTERS:
 	case _DRM_FRAME_BUFFER:
-#if !defined(__sparc__) && !defined(__alpha__)
-		if ( map->offset + map->size < map->offset
-		) {
+		if ( map->offset + map->size < map->offset ) {
 			DRM(free)( map, sizeof(*map), DRM_MEM_MAPS );
 			return DRM_ERR(EINVAL);
 		}
-#endif
-#ifdef __alpha__
-		map->offset += dev->hose->mem_space->start;
-#endif
 #if __REALLY_HAVE_MTRR
 		if ( map->type == _DRM_FRAME_BUFFER ||
 		     (map->flags & _DRM_WRITE_COMBINING) ) {
@@ -130,14 +130,12 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 			mtrrmap.base = map->offset;
 			mtrrmap.len = map->size;
 			mtrrmap.type = MTRR_TYPE_WC;
-			mtrrmap.flags = MTRR_PRIVATE | MTRR_VALID;
-			mtrrmap.owner = p->p_pid;
-			/* USER? KERNEL? XXX */
-			map->mtrr = mtrr_get( &mtrrmap, &one, p, MTRR_GETSET_KERNEL );
+			mtrrmap.flags = MTRR_VALID;
+			map->mtrr = mtrr_set( &mtrrmap, &one, p, MTRR_GETSET_KERNEL );
 #endif
 		}
 #endif /* __REALLY_HAVE_MTRR */
-		map->handle = DRM(ioremap)( map->offset, map->size );
+		DRM_IOREMAP(map);
 		break;
 
 	case _DRM_SHM:
@@ -155,9 +153,6 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 		break;
 #if __REALLY_HAVE_AGP
 	case _DRM_AGP:
-#ifdef __alpha__
-		map->offset += dev->hose->mem_space->start;
-#endif
 		map->offset += dev->agp->base;
 		map->mtrr   = dev->agp->agp_mtrr; /* for getmap */
 		break;
@@ -187,11 +182,19 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 	TAILQ_INSERT_TAIL(dev->maplist, list, link);
 	DRM_UNLOCK;
 
-	*(drm_map_t *)data = *map;
+	request.offset = map->offset;
+	request.size = map->size;
+	request.type = map->type;
+	request.flags = map->flags;
+	request.mtrr   = map->mtrr;
+	request.handle = map->handle;
 
-	if ( map->type != _DRM_SHM ) {
-		((drm_map_t *)data)->handle = (void *)map->offset;
+	if ( request.type != _DRM_SHM ) {
+		request.handle = (void *)request.offset;
 	}
+
+	DRM_COPY_TO_USER_IOCTL( (drm_map_t *)data, request, sizeof(drm_map_t) );
+
 	return 0;
 }
 
@@ -204,7 +207,7 @@ int DRM(rmmap)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_map_list_entry_t *list;
-	drm_map_t *map;
+	drm_local_map_t *map;
 	drm_map_t request;
 	int found_maps = 0;
 
@@ -257,7 +260,7 @@ int DRM(rmmap)( DRM_IOCTL_ARGS )
 #endif
 			}
 #endif
-			DRM(ioremapfree)(map->handle, map->size);
+			DRM(ioremapfree)( map );
 			break;
 		case _DRM_SHM:
 			DRM(free)( map->handle, map->size, DRM_MEM_SAREA );
@@ -1018,6 +1021,7 @@ int DRM(mapbufs)( DRM_IOCTL_ARGS )
 #endif /* __FreeBSD__ */
 #ifdef __NetBSD__
 	struct vnode *vn;
+	struct vmspace *vms = p->p_vmspace;
 #endif /* __NetBSD__ */
 
 	drm_buf_map_t request;
@@ -1043,7 +1047,7 @@ int DRM(mapbufs)( DRM_IOCTL_ARGS )
 	if ( request.count >= dma->buf_count ) {
 		if ( (__HAVE_AGP && (dma->flags & _DRM_DMA_USE_AGP)) ||
 		     (__HAVE_SG && (dma->flags & _DRM_DMA_USE_SG)) ) {
-			drm_map_t *map = DRIVER_AGP_BUFFERS_MAP( dev );
+			drm_local_map_t *map = DRIVER_AGP_BUFFERS_MAP( dev );
 
 			if ( !map ) {
 				retcode = EINVAL;
diff --git a/bsd-core/drm_context.c b/bsd-core/drm_context.c
index 0274a8b7..ffabe661 100644
--- a/bsd-core/drm_context.c
+++ b/bsd-core/drm_context.c
@@ -69,7 +69,7 @@ int DRM(ctxbitmap_next)( drm_device_t *dev )
 		if((bit+1) > dev->max_context) {
 			dev->max_context = (bit+1);
 			if(dev->context_sareas) {
-				drm_map_t **ctx_sareas;
+				drm_local_map_t **ctx_sareas;
 
 				ctx_sareas = DRM(realloc)(dev->context_sareas,
 						(dev->max_context - 1) * 
@@ -149,7 +149,7 @@ int DRM(getsareactx)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_ctx_priv_map_t request;
-	drm_map_t *map;
+	drm_local_map_t *map;
 
 	DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data, 
 			   sizeof(request) );
@@ -174,7 +174,7 @@ int DRM(setsareactx)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_ctx_priv_map_t request;
-	drm_map_t *map = NULL;
+	drm_local_map_t *map = NULL;
 	drm_map_list_entry_t *list;
 
 	DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data,
@@ -183,24 +183,20 @@ int DRM(setsareactx)( DRM_IOCTL_ARGS )
 	DRM_LOCK;
 	TAILQ_FOREACH(list, dev->maplist, link) {
 		map=list->map;
-		if(map->handle == request.handle) 
-			goto found;
+		if(map->handle == request.handle) {
+			if (dev->max_context < 0)
+				goto bad;
+			if (request.ctx_id >= (unsigned) dev->max_context)
+				goto bad;
+			dev->context_sareas[request.ctx_id] = map;
+			DRM_UNLOCK;
+			return 0;
+		}
 	}
 
 bad:
 	DRM_UNLOCK;
 	return DRM_ERR(EINVAL);
-
-found:
-	map = list->map;
-	if (!map) goto bad;
-	if (dev->max_context < 0)
-		goto bad;
-	if (request.ctx_id >= (unsigned) dev->max_context)
-		goto bad;
-	dev->context_sareas[request.ctx_id] = map;
-	DRM_UNLOCK;
-	return 0;
 }
 
 /* ================================================================
diff --git a/bsd-core/drm_dma.c b/bsd-core/drm_dma.c
index 0f0dd4fd..01b1cdb0 100644
--- a/bsd-core/drm_dma.c
+++ b/bsd-core/drm_dma.c
@@ -534,9 +534,13 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
 
 				/* Install handler */
 	dev->irqrid = 0;
+#ifdef __FreeBSD__
 	dev->irqr = bus_alloc_resource(dev->device, SYS_RES_IRQ, &dev->irqrid,
 				      0, ~0, 1, RF_SHAREABLE);
 	if (!dev->irqr) {
+#elif defined(__NetBSD__)
+	if (pci_intr_map(&dev->pa, &dev->ih) != 0) {
+#endif
 		DRM_LOCK;
 		dev->irq = 0;
 		dev->irqrid = 0;
@@ -544,11 +548,24 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
 		return ENOENT;
 	}
 	
+#ifdef __FreeBSD__
+#if __FreeBSD_version < 500000
 	retcode = bus_setup_intr(dev->device, dev->irqr, INTR_TYPE_TTY,
 				 DRM(dma_service), dev, &dev->irqh);
+#else
+	retcode = bus_setup_intr(dev->device, dev->irqr, INTR_TYPE_TTY | INTR_MPSAFE,
+				 DRM(dma_service), dev, &dev->irqh);
+#endif
 	if ( retcode ) {
+#elif defined(__NetBSD__)
+	dev->irqh = pci_intr_establish(&dev->pa.pa_pc, dev->ih, IPL_TTY,
+				      (int (*)(DRM_IRQ_ARGS))DRM(dma_service), dev);
+	if ( !dev->irqh ) {
+#endif
 		DRM_LOCK;
+#ifdef __FreeBSD__
 		bus_release_resource(dev->device, SYS_RES_IRQ, dev->irqrid, dev->irqr);
+#endif
 		dev->irq = 0;
 		dev->irqrid = 0;
 		DRM_UNLOCK;
@@ -580,9 +597,13 @@ int DRM(irq_uninstall)( drm_device_t *dev )
 
 	DRM(driver_irq_uninstall)( dev );
 
+#ifdef __FreeBSD__
 	bus_teardown_intr(dev->device, dev->irqr, dev->irqh);
 	bus_release_resource(dev->device, SYS_RES_IRQ, irqrid, dev->irqr);
-	
+#elif defined(__NetBSD__)
+	pci_intr_disestablish(&dev->pa.pa_pc, dev->irqh);
+#endif
+
 	return 0;
 }
 
diff --git a/bsd-core/drm_drv.c b/bsd-core/drm_drv.c
index 4a6fc15f..0e0dc1aa 100644
--- a/bsd-core/drm_drv.c
+++ b/bsd-core/drm_drv.c
@@ -125,16 +125,10 @@
 #define DRIVER_NUM_CARDS 1
 #endif
 
-#ifdef __FreeBSD__
 static int DRM(init)(device_t nbdev);
 static void DRM(cleanup)(device_t nbdev);
-#elif defined(__NetBSD__)
-static int DRM(init)(drm_device_t *);
-static void DRM(cleanup)(drm_device_t *);
-#endif
 
 #ifdef __FreeBSD__
-#define CDEV_MAJOR	145
 #define DRIVER_SOFTC(unit) \
 	((drm_device_t *) devclass_get_softc(DRM(devclass), unit))
 
@@ -147,9 +141,8 @@ MODULE_DEPEND(DRIVER_NAME, linux, 1, 1, 1);
 #endif /* __FreeBSD__ */
 
 #ifdef __NetBSD__
-#define CDEV_MAJOR	90
 #define DRIVER_SOFTC(unit) \
-	((drm_device_t *) device_lookup(&DRM(_cd), unit))
+	((drm_device_t *) device_lookup(&DRM(cd), unit))
 #endif /* __NetBSD__ */
 
 static drm_ioctl_desc_t		  DRM(ioctls)[] = {
@@ -229,6 +222,27 @@ static drm_ioctl_desc_t		  DRM(ioctls)[] = {
 const char *DRM(find_description)(int vendor, int device);
 
 #ifdef __FreeBSD__
+static struct cdevsw DRM(cdevsw) = {
+	/* open */	DRM( open ),
+	/* close */	DRM( close ),
+	/* read */	DRM( read ),
+	/* write */	DRM( write ),
+	/* ioctl */	DRM( ioctl ),
+	/* poll */	DRM( poll ),
+	/* mmap */	DRM( mmap ),
+	/* strategy */	nostrategy,
+	/* name */	DRIVER_NAME,
+	/* maj */	CDEV_MAJOR,
+	/* dump */	nodump,
+	/* psize */	nopsize,
+	/* flags */	D_TTY | D_TRACKCLOSE,
+#if __FreeBSD_version >= 500000
+	/* kqfilter */	0
+#else
+	/* bmaj */	-1
+#endif
+};
+
 static int DRM(probe)(device_t dev)
 {
 	const char *s = NULL;
@@ -271,57 +285,108 @@ static driver_t DRM(driver) = {
 	sizeof(drm_device_t),
 };
 
-static devclass_t DRM( devclass);
+static devclass_t DRM(devclass);
 
-static struct cdevsw DRM( cdevsw) = {
-	/* open */	DRM( open ),
-	/* close */	DRM( close ),
-	/* read */	DRM( read ),
-	/* write */	DRM( write ),
-	/* ioctl */	DRM( ioctl ),
-	/* poll */	DRM( poll ),
-	/* mmap */	DRM( mmap ),
-	/* strategy */	nostrategy,
-	/* name */	DRIVER_NAME,
-	/* maj */	CDEV_MAJOR,
-	/* dump */	nodump,
-	/* psize */	nopsize,
-	/* flags */	D_TTY | D_TRACKCLOSE,
-#if __FreeBSD_version >= 500000
-	/* kqfilter */	0
+#elif defined(__NetBSD__)
+
+static struct cdevsw DRM(cdevsw) = {
+	DRM(open),
+	DRM(close),
+	DRM(read),
+	DRM(write),
+	DRM(ioctl),
+	nostop,
+	notty,
+	DRM(poll),
+	DRM(mmap),
+	nokqfilter,
+	D_TTY
+};
+
+int DRM(refcnt) = 0;
+#if __NetBSD_Version__ >= 106080000
+MOD_DEV( DRIVER_NAME, DRIVER_NAME, NULL, -1, &DRM(cdevsw), CDEV_MAJOR);
 #else
-	/* bmaj */	-1
+MOD_DEV( DRIVER_NAME, LM_DT_CHAR, CDEV_MAJOR, &DRM(cdevsw) );
 #endif
-};
 
-#elif defined(__NetBSD__)
-int DRM(probe)(struct device *parent, struct cfdata *match, void *aux);
-void DRM(attach)(struct device *parent, struct device *self, void *aux);
-int DRM(detach)(struct device *self, int flags);
-int DRM(activate)(struct device *self, enum devact act);
-
-struct cfattach DRM(_ca) = {
-	sizeof(drm_device_t), DRM(probe), 
-	DRM(attach), DRM(detach), DRM(activate) };
+int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver);
+static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd);
+
+int DRM(modprobe)();
+int DRM(probe)(struct pci_attach_args *pa);
+void DRM(attach)(struct pci_attach_args *pa, dev_t kdev);
+
+int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver) {
+	DISPATCH(lkmtp, cmd, ver, DRM(lkmhandle), DRM(lkmhandle), DRM(lkmhandle));
+}
+
+static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd)
+{
+	int j, error = 0;
+#if defined(__NetBSD__) && (__NetBSD_Version__ > 106080000)
+	struct lkm_dev *args = lkmtp->private.lkm_dev;
+#endif
+
+	switch(cmd) {
+	case LKM_E_LOAD:
+		if (lkmexists(lkmtp))
+			return EEXIST;
+
+		if(DRM(modprobe)())
+			return 0;
+
+		return 1;
+
+	case LKM_E_UNLOAD:
+		if (DRM(refcnt) > 0)
+			return (EBUSY);
+		break;
+	case LKM_E_STAT:
+		break;
+
+	default:
+		error = EIO;
+		break;
+	}
 	
-int DRM(probe)(struct device *parent, struct cfdata *match, void *aux)
+	return error;
+}
+
+int DRM(modprobe)() {
+	struct pci_attach_args pa;
+	int error = 0;
+	if((error = pci_find_device(&pa, DRM(probe))) != 0)
+		DRM(attach)(&pa, 0);
+
+	return error;
+}
+
+int DRM(probe)(struct pci_attach_args *pa)
 {
-	struct pci_attach_args *pa = aux;

 	const char *desc;
 
 	desc = DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id));
-	if (desc != NULL)
-		return 10;
+	if (desc != NULL) {
+		return 1;
+	}
+
 	return 0;
 }
 
-void DRM(attach)(struct device *parent, struct device *self, void *aux)
+void DRM(attach)(struct pci_attach_args *pa, dev_t kdev)
 {
-	struct pci_attach_args *pa = aux;
-	drm_device_t *dev = (drm_device_t *)self;
-	
-	memcpy(&dev->pa, aux, sizeof(dev->pa));
-	

+	int i;
+	drm_device_t *dev;
+
+	config_makeroom(kdev, &DRM(cd));
+	DRM(cd).cd_devs[(kdev)] = DRM(alloc)(sizeof(drm_device_t),
+	    DRM_MEM_DRIVER);
+	dev = DRIVER_SOFTC(kdev);
+
+	memset(dev, 0, sizeof(drm_device_t));
+	memcpy(&dev->pa, pa, sizeof(dev->pa));
+
 	DRM_INFO("%s", DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id)));
 	DRM(init)(dev);
 }
@@ -345,8 +410,7 @@ int DRM(activate)(struct device *self, enum devact act)
 	}
 	return (0);
 }
-
-#endif
+#endif /* __NetBSD__ */
 
 const char *DRM(find_description)(int vendor, int device) {
 	const char *s = NULL;
@@ -487,7 +551,7 @@ static int DRM(setup)( drm_device_t *dev )
 static int DRM(takedown)( drm_device_t *dev )
 {
 	drm_magic_entry_t *pt, *next;
-	drm_map_t *map;
+	drm_local_map_t *map;
 	drm_map_list_entry_t *list;
 	drm_vma_entry_t *vma, *vma_next;
 	int i;
@@ -581,15 +645,13 @@ static int DRM(takedown)( drm_device_t *dev )
 					mtrrmap.len = map->size;
 					mtrrmap.type = MTRR_TYPE_WC;
 					mtrrmap.flags = 0;
-					/*mtrrmap.owner = p->p_pid;*/
-					/* XXX: Use curproc here? */
 					retcode = mtrr_set( &mtrrmap, &one, 
 						DRM_CURPROC, MTRR_GETSET_KERNEL);
 #endif
 					DRM_DEBUG( "mtrr_del=%d\n", retcode );
 				}
 #endif
-				DRM(ioremapfree)( map->handle, map->size );
+				DRM(ioremapfree)( map );
 				break;
 			case _DRM_SHM:
 				DRM(free)(map->handle,
@@ -658,15 +720,13 @@ static int DRM(takedown)( drm_device_t *dev )
  *        linux/init/main.c (this is not currently supported).
  * bsd:   drm_init is called via the attach function per device.
  */
-#ifdef __FreeBSD__
 static int DRM(init)( device_t nbdev )
-#elif defined(__NetBSD__)
-static int DRM(init)( drm_device_t *dev )
-#endif
 {
 	int unit;
 #ifdef __FreeBSD__
 	drm_device_t *dev;
+#elif defined(__NetBSD__)
+	drm_device_t *dev = nbdev;
 #endif
 #if __HAVE_CTX_BITMAP
 	int retcode;
@@ -724,7 +784,6 @@ static int DRM(init)( drm_device_t *dev )
 		struct mtrr mtrrmap;
 		int one = 1;
 		mtrrmap.base = dev->agp->info.ai_aperture_base;
-		/* Might need a multiplier here XXX */
 		mtrrmap.len = dev->agp->info.ai_aperture_size;
 		mtrrmap.type = MTRR_TYPE_WC;
 		mtrrmap.flags = MTRR_VALID;
@@ -763,21 +822,16 @@ static int DRM(init)( drm_device_t *dev )
  * bsd:   drm_cleanup is called per device at module unload time.
  * FIXME: NetBSD
  */
-#ifdef __FreeBSD__
 static void DRM(cleanup)(device_t nbdev)
-#elif defined(__NetBSD__)
-static void DRM(cleanup)(drm_device_t *dev)
-#endif
 {
-#ifdef __FreeBSD__
 	drm_device_t *dev;
-#endif
-#if __REALLY_HAVE_MTRR
 #ifdef __NetBSD__
+#if __REALLY_HAVE_MTRR
 	struct mtrr mtrrmap;
 	int one = 1;
-#endif /* __NetBSD__ */
 #endif /* __REALLY_HAVE_MTRR */
+	dev = nbdev;
+#endif /* __NetBSD__ */
 
 	DRM_DEBUG( "\n" );
 
@@ -799,7 +853,7 @@ static void DRM(cleanup)(drm_device_t *dev)
 		mtrrmap.len = dev->agp->info.ai_aperture_size;
 		mtrrmap.type = 0;
 		mtrrmap.flags = 0;
-		retval = mtrr_set( &mtrrmap, &one, NULL, MTRR_GETSET_KERNEL);
+		mtrr_set( &mtrrmap, &one, NULL, MTRR_GETSET_KERNEL);
 #endif
 	}
 #endif
@@ -814,6 +868,8 @@ static void DRM(cleanup)(drm_device_t *dev)
 	}
 #endif
 	DRIVER_POSTCLEANUP();
+	DRM(mem_uninit)();
+	DRM_SPINUNINIT(dev->count_lock);
 }
 
 
@@ -926,7 +982,7 @@ int DRM(close)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p)
 			}
 			if ( DRM(lock_take)( &dev->lock.hw_lock->lock,
 					     DRM_KERNEL_CONTEXT ) ) {
-				dev->lock.pid       = p->p_pid;
+				dev->lock.pid       = DRM_CURRENTPID;
 				dev->lock.lock_time = jiffies;
                                 atomic_inc( &dev->counts[_DRM_STAT_LOCKS] );
 				break;	/* Got lock */
@@ -1043,7 +1099,6 @@ int DRM(ioctl)( DRM_IOCTL_ARGS )
 		*(int *) data = fgetown(dev->buf_sigio);
 #endif
 		return 0;
-	}
 #endif /* __FreeBSD__ */
 #ifdef __NetBSD__
 	case TIOCSPGRP:
@@ -1056,6 +1111,7 @@ int DRM(ioctl)( DRM_IOCTL_ARGS )
 		*(int *)data = dev->buf_pgid;
 		return 0;
 #endif /* __NetBSD__ */
+	}
 
 	if ( nr >= DRIVER_IOCTL_COUNT ) {
 		retcode = EINVAL;
diff --git a/bsd-core/drm_fops.c b/bsd-core/drm_fops.c
index ed85a8de..d2faaa43 100644
--- a/bsd-core/drm_fops.c
+++ b/bsd-core/drm_fops.c
@@ -100,7 +100,7 @@ int DRM(open_helper)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p,
    the circular buffer), is based on Alessandro Rubini's LINUX DEVICE
    DRIVERS (Cambridge: O'Reilly, 1998), pages 111-113. */
 
-ssize_t DRM(read)(dev_t kdev, struct uio *uio, int ioflag)
+int DRM(read)(dev_t kdev, struct uio *uio, int ioflag)
 {
 	DRM_DEVICE;
 	int	      left;
@@ -182,8 +182,8 @@ int DRM(write_string)(drm_device_t *dev, const char *s)
 		selwakeup(&dev->buf_sel);
 	}
 		
-	DRM_DEBUG("dev->buf_sigio=%p\n", dev->buf_sigio);
 #ifdef __FreeBSD__
+	DRM_DEBUG("dev->buf_sigio=%p\n", dev->buf_sigio);
 	if (dev->buf_sigio) {
 		DRM_DEBUG("dev->buf_sigio->sio_pgid=%d\n", dev->buf_sigio->sio_pgid);
 #if __FreeBSD_version >= 500000
@@ -200,6 +200,7 @@ int DRM(write_string)(drm_device_t *dev, const char *s)
 			gsignal(dev->buf_pgid, SIGIO);
 		else if(dev->buf_pgid && (p = pfind(-dev->buf_pgid)) != NULL)
 			psignal(p, SIGIO);
+	}
 #endif /* __NetBSD__ */
 	DRM_DEBUG("waking\n");
 	wakeup(&dev->buf_rp);
diff --git a/bsd-core/drm_ioctl.c b/bsd-core/drm_ioctl.c
index 63562fef..b4770385 100644
--- a/bsd-core/drm_ioctl.c
+++ b/bsd-core/drm_ioctl.c
@@ -136,7 +136,7 @@ int DRM(getmap)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_map_t    map;
-	drm_map_t    *mapinlist;
+	drm_local_map_t    *mapinlist;
 	drm_map_list_entry_t *list;
 	int          idx;
 	int	     i = 0;
diff --git a/bsd-core/drm_lock.c b/bsd-core/drm_lock.c
index 5e9294bc..bb99d9e6 100644
--- a/bsd-core/drm_lock.c
+++ b/bsd-core/drm_lock.c
@@ -47,14 +47,12 @@ int DRM(lock_take)(__volatile__ unsigned int *lock, unsigned int context)
 {
 	unsigned int old, new;
 
-	char failed;
-
 	do {
 		old = *lock;
 		if (old & _DRM_LOCK_HELD) new = old | _DRM_LOCK_CONT;
 		else			  new = context | _DRM_LOCK_HELD;
-		_DRM_CAS(lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(lock, old, new));
+
 	if (_DRM_LOCKING_CONTEXT(old) == context) {
 		if (old & _DRM_LOCK_HELD) {
 			if (context != DRM_KERNEL_CONTEXT) {
@@ -77,14 +75,13 @@ int DRM(lock_transfer)(drm_device_t *dev,
 		       __volatile__ unsigned int *lock, unsigned int context)
 {
 	unsigned int old, new;
-	char failed;
 
 	dev->lock.pid = 0;
 	do {
 		old  = *lock;
 		new  = context | _DRM_LOCK_HELD;
-		_DRM_CAS(lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(lock, old, new));
+
 	return 1;
 }
 
@@ -93,14 +90,13 @@ int DRM(lock_free)(drm_device_t *dev,
 {
 	unsigned int old, new;
 	pid_t        pid = dev->lock.pid;
-	char failed;
 
 	dev->lock.pid = 0;
 	do {
 		old  = *lock;
 		new  = 0;
-		_DRM_CAS(lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(lock, old, new));
+
 	if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) {
 		DRM_ERROR("%d freed heavyweight lock held by %d (pid %d)\n",
 			  context,
@@ -224,8 +220,6 @@ int DRM(notifier)(void *priv)
 {
 	drm_sigdata_t *s = (drm_sigdata_t *)priv;
 	unsigned int  old, new;
-	char failed;
-
 
 				/* Allow signal delivery if lock isn't held */
 	if (!_DRM_LOCK_IS_HELD(s->lock->lock)
@@ -236,8 +230,8 @@ int DRM(notifier)(void *priv)
 	do {
 		old  = s->lock->lock;
 		new  = old | _DRM_LOCK_CONT;
-		_DRM_CAS(&s->lock->lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(&s->lock->lock, old, new));
+
 	return 0;
 }
 
diff --git a/bsd-core/drm_memory.c b/bsd-core/drm_memory.c
index f7dc547a..aa81363f 100644
--- a/bsd-core/drm_memory.c
+++ b/bsd-core/drm_memory.c
@@ -31,9 +31,9 @@
 
 #include "drmP.h"
 
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__NetBSD__)
 #define malloctype DRM(M_DRM)
-/* The macros confliced in the MALLOC_DEFINE */
+/* The macros conflicted in the MALLOC_DEFINE */
 
 MALLOC_DEFINE(malloctype, "drm", "DRM Data Structures");
 
@@ -81,6 +81,10 @@ void DRM(mem_init)(void)
 {
 	drm_mem_stats_t *mem;
 
+#ifdef __NetBSD__
+	malloc_type_attach(DRM(M_DRM));
+#endif
+
 	DRM_SPININIT(DRM(mem_lock), "drm memory");
 
 	for (mem = DRM(mem_stats); mem->name; ++mem) {
@@ -95,9 +99,15 @@ void DRM(mem_init)(void)
 	DRM(ram_used)	   = 0;
 }
 
+void DRM(mem_uninit)(void)
+{
+	DRM_SPINUNINIT(DRM(mem_lock));
+}
+
 #ifdef __FreeBSD__
 /* drm_mem_info is called whenever a process reads /dev/drm/mem. */
-static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS
+static int DRM(_mem_info)(drm_mem_stats_t *stats, struct sysctl_oid *oidp, void *arg1, 
+    int arg2, struct sysctl_req *req)
 {
 	drm_mem_stats_t *pt;
 	char buf[128];
@@ -112,7 +122,7 @@ static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS
 	DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu	    |\n",
 		       "locked", 0, 0, 0, DRM(ram_used));
 	DRM_SYSCTL_PRINT("\n");
-	for (pt = DRM(mem_stats); pt->name; pt++) {
+	for (pt = stats; pt->name; pt++) {
 		DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n",
 			       pt->name,
 			       pt->succeed_count,
@@ -132,13 +142,22 @@ static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS
 int DRM(mem_info) DRM_SYSCTL_HANDLER_ARGS
 {
 	int ret;
-
+	drm_mem_stats_t *stats;
+	
+	stats = malloc(sizeof(DRM(mem_stats)), DRM(M_DRM), M_NOWAIT);
+	if (stats == NULL)
+		return ENOMEM;
+	
 	DRM_SPINLOCK(&DRM(mem_lock));
-	ret = DRM(_mem_info)(oidp, arg1, arg2, req);
+	bcopy(DRM(mem_stats), stats, sizeof(DRM(mem_stats)));
 	DRM_SPINUNLOCK(&DRM(mem_lock));
+	
+	ret = DRM(_mem_info)(stats, oidp, arg1, arg2, req);
+	
+	free(stats, DRM(M_DRM));
 	return ret;
 }
-#endif
+#endif /* __FreeBSD__ */
 
 void *DRM(alloc)(size_t size, int area)
 {
@@ -149,11 +168,7 @@ void *DRM(alloc)(size_t size, int area)
 		return NULL;
 	}
 
-#ifdef __FreeBSD__
 	if (!(pt = malloc(size, DRM(M_DRM), M_NOWAIT))) {
-#elif defined(__NetBSD__)
-	if (!(pt = malloc(size, M_DEVBUF, M_NOWAIT))) {
-#endif
 		DRM_SPINLOCK(&DRM(mem_lock));
 		++DRM(mem_stats)[area].fail_count;
 		DRM_SPINUNLOCK(&DRM(mem_lock));
@@ -203,13 +218,10 @@ void DRM(free)(void *pt, size_t size, int area)
 	int alloc_count;
 	int free_count;
 
-	if (!pt) DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n");
+	if (!pt)
+		DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n");
 	else
-#ifdef __FreeBSD__
-	free(pt, DRM(M_DRM));
-#elif defined(__NetBSD__)
-	free(pt, M_DEVBUF);
-#endif
+		free(pt, DRM(M_DRM));
 	DRM_SPINLOCK(&DRM(mem_lock));
 	DRM(mem_stats)[area].bytes_freed += size;
 	free_count  = ++DRM(mem_stats)[area].free_count;
@@ -221,25 +233,36 @@ void DRM(free)(void *pt, size_t size, int area)
 	}
 }
 
-void *DRM(ioremap)(unsigned long offset, unsigned long size)
+void *DRM(ioremap)( drm_device_t *dev, drm_local_map_t *map )
 {
 	void *pt;
 
-	if (!size) {
+	if (!map->size) {
 		DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
-			      "Mapping 0 bytes at 0x%08lx\n", offset);
+			      "Mapping 0 bytes at 0x%08lx\n", map->offset);
 		return NULL;
 	}
+#ifdef __NetBSD__
+	map->iot = dev->pa.pa_memt;
+#endif
 
-	if (!(pt = pmap_mapdev(offset, size))) {
+#ifdef __FreeBSD__
+	if (!(pt = pmap_mapdev(map->offset, map->size))) {
+#elif defined(__NetBSD__)
+	if (bus_space_map(map->iot, map->offset, map->size, 
+		BUS_SPACE_MAP_LINEAR, &map->ioh)) {
+#endif
 		DRM_SPINLOCK(&DRM(mem_lock));
 		++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count;
 		DRM_SPINUNLOCK(&DRM(mem_lock));
 		return NULL;
 	}
+#ifdef __NetBSD__
+	pt = bus_space_vaddr(map->iot, map->ioh);
+#endif
 	DRM_SPINLOCK(&DRM(mem_lock));
 	++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
-	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size;
+	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += map->size;
 	DRM_SPINUNLOCK(&DRM(mem_lock));
 	return pt;
 }
@@ -271,19 +294,23 @@ void *DRM(ioremap_nocache)(unsigned long offset, unsigned long size)
 }
 #endif
 
-void DRM(ioremapfree)(void *pt, unsigned long size)
+void DRM(ioremapfree)(drm_local_map_t *map)
 {
 	int alloc_count;
 	int free_count;
 
-	if (!pt)
+	if (map->handle == NULL)
 		DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
 			      "Attempt to free NULL pointer\n");
 	else
-		pmap_unmapdev((vm_offset_t) pt, size);
+#ifdef __FreeBSD__
+		pmap_unmapdev((vm_offset_t) map->handle, map->size);
+#elif defined(__NetBSD__)
+		bus_space_unmap(map->iot, map->ioh, map->size);
+#endif
 
 	DRM_SPINLOCK(&DRM(mem_lock));
-	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += size;
+	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += map->size;
 	free_count  = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count;
 	alloc_count =	DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
 	DRM_SPINUNLOCK(&DRM(mem_lock));
diff --git a/bsd-core/drm_os_freebsd.h b/bsd-core/drm_os_freebsd.h
index 1a3feb6e..8b2e4581 100644
--- a/bsd-core/drm_os_freebsd.h
+++ b/bsd-core/drm_os_freebsd.h
@@ -79,6 +79,7 @@
 #define DRM_STRUCTPROC		struct thread
 #define DRM_SPINTYPE		struct mtx
 #define DRM_SPININIT(l,name)	mtx_init(&l, name, NULL, MTX_DEF)
+#define DRM_SPINUNINIT(l)	mtx_destroy(&l)
 #define DRM_SPINLOCK(l)		mtx_lock(l)
 #define DRM_SPINUNLOCK(u)	mtx_unlock(u);
 #define DRM_CURRENTPID		curthread->td_proc->p_pid
@@ -87,6 +88,7 @@
 #define DRM_STRUCTPROC		struct proc
 #define DRM_SPINTYPE		struct simplelock
 #define DRM_SPININIT(l,name)	simple_lock_init(&l)
+#define DRM_SPINUNINIT(l,name)
 #define DRM_SPINLOCK(l)		simple_lock(l)
 #define DRM_SPINUNLOCK(u)	simple_unlock(u);
 #define DRM_CURRENTPID		curproc->p_pid
@@ -102,10 +104,18 @@
 #define DRM_MALLOC(size)	malloc( size, DRM(M_DRM), M_NOWAIT )
 #define DRM_FREE(pt)		free( pt, DRM(M_DRM) )
 #define DRM_VTOPHYS(addr)	vtophys(addr)
-#define DRM_READ8(addr)		*((volatile char *)(addr))
-#define DRM_READ32(addr)	*((volatile long *)(addr))
-#define DRM_WRITE8(addr, val)	*((volatile char *)(addr)) = (val)
-#define DRM_WRITE32(addr, val)	*((volatile long *)(addr)) = (val)
+
+/* Read/write from bus space, with byteswapping to le if necessary */
+#define DRM_READ8(map, offset)		*(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset))
+#define DRM_READ32(map, offset)		*(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE8(map, offset, val)	*(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset)) = val
+#define DRM_WRITE32(map, offset, val)	*(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset)) = val
+/*
+#define DRM_READ8(map, offset)		bus_space_read_1(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_READ32(map, offset)		bus_space_read_4(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_WRITE8(map, offset, val)	bus_space_write_1( (map)->iot, (map)->ioh, (offset), (val) )
+#define DRM_WRITE32(map, offset, val)	bus_space_write_4( (map)->iot, (map)->ioh, (offset), (val) )
+*/
 #define DRM_AGP_FIND_DEVICE()	agp_find_device()
 #define DRM_ERR(v)		v
 
@@ -130,7 +140,7 @@ do {								\
 do {								\
 	drm_map_list_entry_t *listentry;			\
 	TAILQ_FOREACH(listentry, dev->maplist, link) {		\
-		drm_map_t *map = listentry->map;		\
+		drm_local_map_t *map = listentry->map;		\
 		if (map->type == _DRM_SHM &&			\
 			map->flags & _DRM_CONTAINS_LOCK) {	\
 			dev_priv->sarea = map;			\
@@ -166,7 +176,7 @@ while (!condition) {							\
 	copyin(user, kern, size)
 /* Macros for userspace access with checking readability once */
 /* FIXME: can't find equivalent functionality for nocheck yet.
- * It's be slower than linux, but should be correct.
+ * It'll be slower than linux, but should be correct.
  */
 #define DRM_VERIFYAREA_READ( uaddr, size )		\
 	(!useracc((caddr_t)uaddr, size, VM_PROT_READ))
@@ -175,20 +185,13 @@ while (!condition) {							\
 #define DRM_GET_USER_UNCHECKED(val, uaddr)			\
 	((val) = fuword(uaddr), 0)
 
-/* From machine/bus_at386.h on i386 */
-#define DRM_READMEMORYBARRIER()					\
-do {									\
-   	__asm __volatile("lock; addl $0,0(%%esp)" : : : "memory");	\
-} while (0)
-
-#define DRM_WRITEMEMORYBARRIER()					\
-do {									\
-   	__asm __volatile("" : : : "memory");				\
-} while (0)
-
+#define DRM_WRITEMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, 0);
+#define DRM_READMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, BUS_SPACE_BARRIER_READ);
 
 #define PAGE_ALIGN(addr) round_page(addr)
- 
+
 #ifndef M_WAITOK		/* M_WAITOK (=0) name removed in -current */
 #define M_WAITOK 0
 #endif
@@ -206,7 +209,7 @@ typedef struct drm_chipinfo
 	char *name;
 } drm_chipinfo_t;
 
-#define cpu_to_le32(x) (x)
+#define cpu_to_le32(x) (x)	/* FIXME */
 
 typedef u_int32_t dma_addr_t;
 typedef u_int32_t atomic_t;
@@ -223,6 +226,23 @@ typedef u_int8_t u8;
 #define atomic_sub(n, p)	atomic_subtract_int(p, n)
 
 /* Fake this */
+
+#if __FreeBSD_version < 500000
+/* The extra atomic functions from 5.0 haven't been merged to 4.x */
+static __inline int
+atomic_cmpset_int(int *dst, int old, int new)
+{
+	int s = splhigh();
+	if (*dst==old) {
+		*dst = new;
+		splx(s);
+		return 1;
+	}
+	splx(s);
+	return 0;
+}
+#endif
+
 static __inline atomic_t
 test_and_set_bit(int b, volatile void *p)
 {
@@ -284,20 +304,6 @@ find_first_zero_bit(volatile void *p, int max)
 
 #endif
 
-#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock)
-#define _DRM_CAS(lock,old,new,__ret)				       \
-	do {							       \
-		int __dummy;	/* Can't mark eax as clobbered */      \
-		__asm__ __volatile__(				       \
-			"lock ; cmpxchg %4,%1\n\t"		       \
-			"setnz %0"				       \
-			: "=d" (__ret),				       \
-			  "=m" (__drm_dummy_lock(lock)),	       \
-			  "=a" (__dummy)			       \
-			: "2" (old),				       \
-			  "r" (new));				       \
-	} while (0)
-
 /* Redefinitions to make templating easy */
 #define wait_queue_head_t	atomic_t
 #define agp_memory		void
diff --git a/bsd-core/drm_os_netbsd.h b/bsd-core/drm_os_netbsd.h
index 2082c047..b1c36196 100644
--- a/bsd-core/drm_os_netbsd.h
+++ b/bsd-core/drm_os_netbsd.h
@@ -17,6 +17,7 @@
 #include <uvm/uvm.h>
 #include <sys/vnode.h>
 #include <sys/poll.h>
+#include <sys/lkm.h>
 /* For TIOCSPGRP/TIOCGPGRP */
 #include <sys/ttycom.h>
 
@@ -31,11 +32,9 @@
 #include <dev/pci/pcireg.h>
 #include <dev/pci/pcivar.h>
  
-#include "drmvar.h"
-
 #define __REALLY_HAVE_AGP	__HAVE_AGP
 
-#define __REALLY_HAVE_MTRR	0
+#define __REALLY_HAVE_MTRR	1
 #define __REALLY_HAVE_SG	0
 
 #if __REALLY_HAVE_AGP
@@ -43,8 +42,7 @@
 #include <sys/agpio.h>
 #endif
 
-#define device_t struct device *
-extern struct cfdriver DRM(_cd);
+#include <opt_drm.h>
 
 #if DRM_DEBUG
 #undef  DRM_DEBUG_CODE
@@ -52,36 +50,54 @@ extern struct cfdriver DRM(_cd);
 #endif
 #undef DRM_DEBUG
 
+#if DRM_LINUX
+#undef DRM_LINUX	/* FIXME: Linux compat has not been ported yet */
+#endif
+
+typedef drm_device_t *device_t;
+
+extern struct cfdriver DRM(cd);
+
 #define DRM_TIME_SLICE	      (hz/20)  /* Time slice for GLXContexts	  */
 
 #define DRM_DEV_MODE	(S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
 #define DRM_DEV_UID	0
 #define DRM_DEV_GID	0
-#define CDEV_MAJOR	90
+#define CDEV_MAJOR	34
 
 #define DRM_CURPROC		curproc
-#define DRM_STRUCTPROC	struct proc
+#define DRM_STRUCTPROC		struct proc
 #define DRM_SPINTYPE		struct simplelock
 #define DRM_SPININIT(l,name)	simple_lock_init(&l)
-#define DRM_SPINLOCK(l)	simple_lock(l)
+#define DRM_SPINUNINIT(l)
+#define DRM_SPINLOCK(l)		simple_lock(l)
 #define DRM_SPINUNLOCK(u)	simple_unlock(u);
-#define DRM_CURRENTPID       curproc->p_pid
+#define DRM_CURRENTPID		curproc->p_pid
 
 #define DRM_IOCTL_ARGS		dev_t kdev, u_long cmd, caddr_t data, int flags, DRM_STRUCTPROC *p
 #define DRM_LOCK		lockmgr(&dev->dev_lock, LK_EXCLUSIVE, NULL)
 #define DRM_UNLOCK 		lockmgr(&dev->dev_lock, LK_RELEASE, NULL)
 #define DRM_SUSER(p)		suser(p->p_ucred, &p->p_acflag)
 #define DRM_TASKQUEUE_ARGS	void *dev, int pending
-#define DRM_IRQ_ARGS		void *device
-#define DRM_DEVICE		drm_device_t *dev = device_lookup(&DRM(_cd), minor(kdev))
+#define DRM_IRQ_ARGS		void *arg
+#define DRM_DEVICE		drm_device_t *dev = device_lookup(&DRM(cd), minor(kdev))
+/* XXX Not sure if this is the 'right' version.. */
+#if __NetBSD_Version__ >= 106140000
+MALLOC_DECLARE(DRM(M_DRM));
+#else
+/* XXX Make sure this works */
+extern const int DRM(M_DRM) = M_DEVBUF;
+#endif /* __NetBSD_Version__ */
 #define DRM_MALLOC(size)	malloc( size, DRM(M_DRM), M_NOWAIT )
 #define DRM_FREE(pt)		free( pt, DRM(M_DRM) )
 #define DRM_VTOPHYS(addr)	vtophys(addr)
-#define DRM_READ8(addr)	*((volatile char *)(addr))
-#define DRM_READ32(addr)	*((volatile long *)(addr))
-#define DRM_WRITE8(addr, val)	*((volatile char *)(addr)) = (val)
-#define DRM_WRITE32(addr, val)	*((volatile long *)(addr)) = (val)
-#define DRM_AGP_FIND_DEVICE()
+
+#define DRM_READ8(map, offset)		bus_space_read_1(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_READ32(map, offset)		bus_space_read_4(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_WRITE8(map, offset, val)	bus_space_write_1( (map)->iot, (map)->ioh, (offset), (val) )
+#define DRM_WRITE32(map, offset, val)	bus_space_write_4( (map)->iot, (map)->ioh, (offset), (val) )
+
+#define DRM_AGP_FIND_DEVICE()	agp_find_device(0)
 
 #define DRM_PRIV					\
 	drm_file_t	*priv	= (drm_file_t *) DRM(find_file_by_proc)(dev, p); \
@@ -104,7 +120,7 @@ do {								\
 do {								\
 	drm_map_list_entry_t *listentry;			\
 	TAILQ_FOREACH(listentry, dev->maplist, link) {		\
-		drm_map_t *map = listentry->map;		\
+		drm_local_map_t *map = listentry->map;		\
 		if (map->type == _DRM_SHM &&			\
 			map->flags & _DRM_CONTAINS_LOCK) {	\
 			dev_priv->sarea = map;			\
@@ -113,7 +129,15 @@ do {								\
 	}							\
 } while (0)
 
-#define return DRM_ERR(v)	return v;
+#define DRM_HZ hz
+
+#define DRM_WAIT_ON( ret, queue, timeout, condition )		\
+while (!condition) {						\
+	ret = tsleep( (void *)&(queue), PZERO | PCATCH, "drmwtq", (timeout) ); \
+	if ( ret )						\
+		return ret;					\
+}
+
 #define DRM_ERR(v)		v
 
 #define DRM_COPY_TO_USER_IOCTL(arg1, arg2, arg3) \
@@ -124,21 +148,25 @@ do {								\
 	copyout(arg2, arg1, arg3)
 #define DRM_COPY_FROM_USER(arg1, arg2, arg3) \
 	copyin(arg2, arg1, arg3)
+/* Macros for userspace access with checking readability once */
+/* FIXME: can't find equivalent functionality for nocheck yet.
+ * It'll be slower than linux, but should be correct.
+ */
+#define DRM_VERIFYAREA_READ( uaddr, size )		\
+	(!uvm_useracc((caddr_t)uaddr, size, VM_PROT_READ))
+#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) 	\
+	copyin(arg2, arg1, arg3)
+#define DRM_GET_USER_UNCHECKED(val, uaddr)			\
+	((val) = fuword(uaddr), 0)
 
-#define DRM_READMEMORYBARRIER \
-{												\
-   	int xchangeDummy;									\
-	DRM_DEBUG("%s\n", __FUNCTION__);							\
-   	__asm__ volatile(" push %%eax ; xchg %%eax, %0 ; pop %%eax" : : "m" (xchangeDummy));	\
-   	__asm__ volatile(" push %%eax ; push %%ebx ; push %%ecx ; push %%edx ;"			\
-			 " movl $0,%%eax ; cpuid ; pop %%edx ; pop %%ecx ; pop %%ebx ;"		\
-			 " pop %%eax" : /* no outputs */ :  /* no inputs */ );			\
-} while (0);
-
-#define DRM_WRITEMEMORYBARRIER DRM_READMEMORYBARRIER
+#define DRM_WRITEMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, 0);
+#define DRM_READMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, BUS_SPACE_BARRIER_READ);
 
-#define DRM_WAKEUP(w) wakeup(w)
+#define DRM_WAKEUP(w) wakeup((void *)w)
 #define DRM_WAKEUP_INT(w) wakeup(w)
+#define DRM_INIT_WAITQUEUE( queue )  do {} while (0)
 
 #define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
 
@@ -150,8 +178,10 @@ typedef struct drm_chipinfo
 	char *name;
 } drm_chipinfo_t;
 
+#define cpu_to_le32(x) (x)	/* FIXME */
+
 typedef u_int32_t dma_addr_t;
-typedef volatile u_int32_t atomic_t;
+typedef volatile long atomic_t;
 typedef u_int32_t cycles_t;
 typedef u_int32_t spinlock_t;
 typedef u_int32_t u32;
@@ -160,20 +190,35 @@ typedef u_int8_t u8;
 typedef dev_type_ioctl(d_ioctl_t);
 typedef vaddr_t vm_offset_t;
 
+/* FIXME */
 #define atomic_set(p, v)	(*(p) = (v))
 #define atomic_read(p)		(*(p))
-#define atomic_inc(p)		atomic_add_int(p, 1)
-#define atomic_dec(p)		atomic_subtract_int(p, 1)
-#define atomic_add(n, p)	atomic_add_int(p, n)
-#define atomic_sub(n, p)	atomic_subtract_int(p, n)
+#define atomic_inc(p)		(*(p) += 1)
+#define atomic_dec(p)		(*(p) -= 1)
+#define atomic_add(n, p)	(*(p) += (n))
+#define atomic_sub(n, p)	(*(p) -= (n))
 
-/* FIXME: Is NetBSD's kernel non-reentrant? */
+/* FIXME */
 #define atomic_add_int(p, v)      *(p) += v
 #define atomic_subtract_int(p, v) *(p) -= v
 #define atomic_set_int(p, bits)   *(p) |= (bits)
 #define atomic_clear_int(p, bits) *(p) &= ~(bits)
 
 /* Fake this */
+
+static __inline int
+atomic_cmpset_int(__volatile__ int *dst, int old, int new)
+{
+	int s = splhigh();
+	if (*dst==old) {
+		*dst = new;
+		splx(s);
+		return 1;
+	}
+	splx(s);
+	return 0;
+}
+
 static __inline atomic_t
 test_and_set_bit(int b, atomic_t *p)
 {
@@ -223,20 +268,6 @@ find_first_zero_bit(atomic_t *p, int max)
 #define spldrm()		spltty()
 #define jiffies			hardclock_ticks
 
-#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock)
-#define _DRM_CAS(lock,old,new,__ret)				       \
-	do {							       \
-		int __dummy;	/* Can't mark eax as clobbered */      \
-		__asm__ __volatile__(				       \
-			"lock ; cmpxchg %4,%1\n\t"		       \
-			"setnz %0"				       \
-			: "=d" (__ret),				       \
-			  "=m" (__drm_dummy_lock(lock)),	       \
-			  "=a" (__dummy)			       \
-			: "2" (old),				       \
-			  "r" (new));				       \
-	} while (0)
-
 /* Redefinitions to make templating easy */
 #define wait_queue_head_t	atomic_t
 #define agp_memory		void
@@ -257,7 +288,7 @@ do { \
 #define DRM_DEBUG(fmt, arg...)						  \
 	do {								  \
 		if (DRM(flags) & DRM_FLAG_DEBUG)			  \
-			printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__,## arg); \
+			printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__ ,## arg); \
 	} while (0)
 #else
 #define DRM_DEBUG(fmt, arg...)		 do { } while (0)
diff --git a/bsd-core/drm_scatter.c b/bsd-core/drm_scatter.c
index c16b7c05..f639b697 100644
--- a/bsd-core/drm_scatter.c
+++ b/bsd-core/drm_scatter.c
@@ -40,9 +40,6 @@ void DRM(sg_cleanup)( drm_sg_mem_t *entry )
 	DRM(free)( entry->busaddr,
 		   entry->pages * sizeof(*entry->busaddr),
 		   DRM_MEM_PAGES );
-	DRM(free)( entry->pagelist,
-		   entry->pages * sizeof(*entry->pagelist),
-		   DRM_MEM_PAGES );
 	DRM(free)( entry,
 		   sizeof(*entry),
 		   DRM_MEM_SGLISTS );
@@ -73,21 +70,10 @@ int DRM(sg_alloc)( DRM_IOCTL_ARGS )
 	DRM_DEBUG( "sg size=%ld pages=%ld\n", request.size, pages );
 
 	entry->pages = pages;
-	entry->pagelist = DRM(alloc)( pages * sizeof(*entry->pagelist),
-				     DRM_MEM_PAGES );
-	if ( !entry->pagelist ) {
-		DRM(free)( entry, sizeof(*entry), DRM_MEM_SGLISTS );
-		return ENOMEM;
-	}
-
-	bzero(entry->pagelist, pages * sizeof(*entry->pagelist));
 
 	entry->busaddr = DRM(alloc)( pages * sizeof(*entry->busaddr),
 				     DRM_MEM_PAGES );
 	if ( !entry->busaddr ) {
-		DRM(free)( entry->pagelist,
-			   entry->pages * sizeof(*entry->pagelist),
-			   DRM_MEM_PAGES );
 		DRM(free)( entry,
 			   sizeof(*entry),
 			   DRM_MEM_SGLISTS );
@@ -100,9 +86,6 @@ int DRM(sg_alloc)( DRM_IOCTL_ARGS )
 		DRM(free)( entry->busaddr,
 			   entry->pages * sizeof(*entry->busaddr),
 			   DRM_MEM_PAGES );
-		DRM(free)( entry->pagelist,
-			   entry->pages * sizeof(*entry->pagelist),
-			   DRM_MEM_PAGES );
 		DRM(free)( entry,
 			   sizeof(*entry),
 			   DRM_MEM_SGLISTS );
@@ -124,46 +107,6 @@ int DRM(sg_alloc)( DRM_IOCTL_ARGS )
 
 	dev->sg = entry;
 
-#if DEBUG_SCATTER
-	/* Verify that each page points to its virtual address, and vice
-	 * versa.
-	 */
-	{
-	int error = 0;
-
-	for ( i = 0 ; i < pages ; i++ ) {
-		unsigned long *tmp;
-
-		tmp = page_address( entry->pagelist[i] );
-		for ( j = 0 ;
-		      j < PAGE_SIZE / sizeof(unsigned long) ;
-		      j++, tmp++ ) {
-			*tmp = 0xcafebabe;
-		}
-		tmp = (unsigned long *)((u8 *)entry->virtual +
-					(PAGE_SIZE * i));
-		for( j = 0 ;
-		     j < PAGE_SIZE / sizeof(unsigned long) ;
-		     j++, tmp++ ) {
-			if ( *tmp != 0xcafebabe && error == 0 ) {
-				error = 1;
-				DRM_ERROR( "Scatter allocation error, "
-					   "pagelist does not match "
-					   "virtual mapping\n" );
-			}
-		}
-		tmp = page_address( entry->pagelist[i] );
-		for(j = 0 ;
-		    j < PAGE_SIZE / sizeof(unsigned long) ;
-		    j++, tmp++) {
-			*tmp = 0;
-		}
-	}
-	if (error == 0)
-		DRM_ERROR( "Scatter allocation matches pagelist\n" );
-	}
-#endif
-
 	return 0;
 
 	DRM(sg_cleanup)( entry );
diff --git a/bsd-core/drm_sysctl.c b/bsd-core/drm_sysctl.c
index 2ec7ff95..7cb5be22 100644
--- a/bsd-core/drm_sysctl.c
+++ b/bsd-core/drm_sysctl.c
@@ -125,7 +125,7 @@ static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS
 static int DRM(_vm_info)DRM_SYSCTL_HANDLER_ARGS
 {
 	drm_device_t *dev = arg1;
-	drm_map_t    *map;
+	drm_local_map_t    *map;
 	drm_map_list_entry_t    *listentry;
 	const char   *types[] = { "FB", "REG", "SHM" };
 	const char   *type;
@@ -203,7 +203,7 @@ static int DRM(_queues_info)DRM_SYSCTL_HANDLER_ARGS
 				     q->read_queue ? 'r':'-',
 				     q->write_queue ? 'w':'-',
 				     q->flush_queue ? 'f':'-',
-				     DRM_BUFCOUNT(&q->waitlist),
+				     (int)DRM_BUFCOUNT(&q->waitlist),
 				     atomic_read(&q->total_flushed),
 				     atomic_read(&q->total_queued),
 				     atomic_read(&q->total_locks));
diff --git a/bsd-core/drm_vm.c b/bsd-core/drm_vm.c
index 70a5b0e6..040d58b8 100644
--- a/bsd-core/drm_vm.c
+++ b/bsd-core/drm_vm.c
@@ -27,7 +27,7 @@ paddr_t DRM(mmap)(dev_t kdev, off_t offset, int prot)
 #endif
 {
 	DRM_DEVICE;
-	drm_map_t	*map	= NULL;
+	drm_local_map_t *map	= NULL;
 	drm_map_list_entry_t *listentry=NULL;
 	drm_file_t *priv;
 
diff --git a/bsd-core/mga_drv.c b/bsd-core/mga_drv.c
index 8b69b41b..ffc83db9 100644
--- a/bsd-core/mga_drv.c
+++ b/bsd-core/mga_drv.c
@@ -29,8 +29,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-#include <sys/types.h>
-
 #include "mga.h"
 #include "drmP.h"
 #include "drm.h"
@@ -63,4 +61,8 @@ drm_chipinfo_t DRM(devicelist)[] = {
 #include "drm_vm.h"
 #include "drm_sysctl.h"
 
+#ifdef __FreeBSD__
 DRIVER_MODULE(mga, pci, mga_driver, mga_devclass, 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(mga, DV_TTY, NULL);
+#endif
diff --git a/bsd-core/r128_drv.c b/bsd-core/r128_drv.c
index 1a8046fb..8a9c2837 100644
--- a/bsd-core/r128_drv.c
+++ b/bsd-core/r128_drv.c
@@ -29,9 +29,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-
-#include <sys/types.h>
-
 #include "r128.h"
 #include "drmP.h"
 #include "drm.h"
@@ -83,4 +80,8 @@ drm_chipinfo_t DRM(devicelist)[] = {
 #include "drm_scatter.h"
 #endif
 
+#ifdef __FreeBSD__
 DRIVER_MODULE(r128, pci, r128_driver, r128_devclass, 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(r128, DV_TTY, NULL);
+#endif /* __FreeBSD__ */
diff --git a/bsd-core/radeon_drv.c b/bsd-core/radeon_drv.c
index d02ab959..79c982e3 100644
--- a/bsd-core/radeon_drv.c
+++ b/bsd-core/radeon_drv.c
@@ -27,8 +27,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-#include <sys/types.h>
-
 #include "radeon.h"
 #include "drmP.h"
 #include "drm.h"
@@ -38,21 +36,40 @@
 #include "ati_pcigart.h"
 #endif
 
-/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h
- * Please report to eta@lclark.edu inaccuracies or if a chip you have works that is marked unsupported here.
- */
 drm_chipinfo_t DRM(devicelist)[] = {
+	{0x1002, 0x4242, 1, "ATI Radeon BB AIW 8500DV (AGP)"},
+	{0x1002, 0x4336, 1, "ATI Radeon Mobility"},
+	{0x1002, 0x4337, 1, "ATI Radeon IGP 340"},
+	{0x1002, 0x4964, 1, "ATI Radeon Id 9000"},
+	{0x1002, 0x4965, 1, "ATI Radeon Ie 9000"},
+	{0x1002, 0x4966, 1, "ATI Radeon If 9000"},
+	{0x1002, 0x4967, 1, "ATI Radeon Ig 9000"},
+	{0x1002, 0x496e, 1, "ATI Radeon Ig 9000"},
 	{0x1002, 0x4C57, 1, "ATI Radeon LW Mobility 7 (AGP)"},
+	{0x1002, 0x4C58, 1, "ATI Radeon LX Mobility 7 (AGP)"},
 	{0x1002, 0x4C59, 1, "ATI Radeon LY Mobility 6 (AGP)"},
 	{0x1002, 0x4C5A, 1, "ATI Radeon LZ Mobility 6 (AGP)"},
-	{0x1002, 0x5144, 1, "ATI Radeon QD (AGP)"},
-	{0x1002, 0x5145, 1, "ATI Radeon QE (AGP)"},
-	{0x1002, 0x5146, 1, "ATI Radeon QF (AGP)"},
-	{0x1002, 0x5147, 1, "ATI Radeon QG (AGP)"},
+	{0x1002, 0x4C64, 1, "ATI Radeon Ld Mobility 9000 (AGP)"},
+	{0x1002, 0x4C65, 1, "ATI Radeon Le Mobility 9000 (AGP)"},
+	{0x1002, 0x4C66, 1, "ATI Radeon Lf Mobility 9000 (AGP)"},
+	{0x1002, 0x4C67, 1, "ATI Radeon Lg Mobility 9000 (AGP)"},
+	{0x1002, 0x5144, 1, "ATI Radeon QD R100 (AGP)"},
+	{0x1002, 0x5145, 1, "ATI Radeon QE R100 (AGP)"},
+	{0x1002, 0x5146, 1, "ATI Radeon QF R100 (AGP)"},
+	{0x1002, 0x5147, 1, "ATI Radeon QG R100 (AGP)"},
+	{0x1002, 0x5148, 1, "ATI Radeon QH FireGL 8x00 (AGP)"},
+	{0x1002, 0x5149, 1, "ATI Radeon QI R200"},
+	{0x1002, 0x514A, 1, "ATI Radeon QJ R200"},
+	{0x1002, 0x514B, 1, "ATI Radeon QK R200"},
+	{0x1002, 0x514C, 1, "ATI Radeon QL 8500 (AGP)"},
 	{0x1002, 0x5157, 1, "ATI Radeon QW 7500 (AGP)"},
+	{0x1002, 0x5158, 1, "ATI Radeon QX 7500 (AGP)"},
 	{0x1002, 0x5159, 1, "ATI Radeon QY VE (AGP)"},
 	{0x1002, 0x515A, 1, "ATI Radeon QZ VE (AGP)"},
-	{0x1002, 0x514C, 1, "ATI Radeon QL 8500 (AGP)"},
+	{0x1002, 0x5168, 1, "ATI Radeon Qh R200"},
+	{0x1002, 0x5169, 1, "ATI Radeon Qi R200"},
+	{0x1002, 0x516A, 1, "ATI Radeon Qj R200"},
+	{0x1002, 0x516B, 1, "ATI Radeon Qk R200"},
 	{0, 0, 0, NULL}
 };
 
@@ -74,4 +91,8 @@ drm_chipinfo_t DRM(devicelist)[] = {
 #include "drm_scatter.h"
 #endif
 
+#ifdef __FreeBSD__
 DRIVER_MODULE(DRIVER_NAME, pci, DRM(driver), DRM(devclass), 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(radeon, DV_TTY, NULL);
+#endif /* __FreeBSD__ */
diff --git a/bsd-core/tdfx_drv.c b/bsd-core/tdfx_drv.c
index 8bc8c57d..c62ca2c5 100644
--- a/bsd-core/tdfx_drv.c
+++ b/bsd-core/tdfx_drv.c
@@ -30,9 +30,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-
-#include <sys/types.h>
-
 #include "tdfx.h"
 #include "drmP.h"
 
@@ -96,4 +93,6 @@ drm_chipinfo_t DRM(devicelist)[] = {
 
 #ifdef __FreeBSD__
 DRIVER_MODULE(tdfx, pci, tdfx_driver, tdfx_devclass, 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(tdfx, DV_TTY, NULL);
 #endif /* __FreeBSD__ */
diff --git a/bsd/Makefile b/bsd/Makefile
index ea44a7cd..6281b00c 100644
--- a/bsd/Makefile
+++ b/bsd/Makefile
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
 # i810, i830 & sis are not complete
-SUBDIR = gamma mga r128 radeon tdfx # i810 i830 sis
+SUBDIR = mga r128 radeon tdfx # i810 i830 sis gamma
 
 .include <bsd.subdir.mk>
diff --git a/bsd/Makefile.bsd b/bsd/Makefile.bsd
index ea44a7cd..6281b00c 100644
--- a/bsd/Makefile.bsd
+++ b/bsd/Makefile.bsd
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
 # i810, i830 & sis are not complete
-SUBDIR = gamma mga r128 radeon tdfx # i810 i830 sis
+SUBDIR = mga r128 radeon tdfx # i810 i830 sis gamma
 
 .include <bsd.subdir.mk>
diff --git a/bsd/ati_pcigart.h b/bsd/ati_pcigart.h
index 28723f56..ba0b81a7 100644
--- a/bsd/ati_pcigart.h
+++ b/bsd/ati_pcigart.h
@@ -42,25 +42,6 @@
 # define ATI_MAX_PCIGART_PAGES		8192	/* 32 MB aperture, 4K pages */
 # define ATI_PCIGART_PAGE_SIZE		4096	/* PCI GART page size */
 
-static unsigned long DRM(ati_alloc_pcigart_table)( void )
-{
-	unsigned long address;
-
-	DRM_DEBUG( "\n" );
-
-	address = (unsigned long) malloc( (1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, DRM(M_DRM), M_WAITOK );
-
-	DRM_DEBUG( "returning 0x%08lx\n", address );
-	return address;
-}
-
-static void DRM(ati_free_pcigart_table)( unsigned long address )
-{
-	DRM_DEBUG( "\n" );
-
-	free( (void *)address, DRM(M_DRM));
-}
-
 int DRM(ati_pcigart_init)( drm_device_t *dev,
 			   unsigned long *addr,
 			   dma_addr_t *bus_addr)
@@ -76,23 +57,15 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
 		goto done;
 	}
 
-	address = DRM(ati_alloc_pcigart_table)();
+	address = (long)contigmalloc((1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, 
+	    DRM(M_DRM), M_WAITOK, 0ul, 0xfffffffful, PAGE_SIZE, 0);
 	if ( !address ) {
 		DRM_ERROR( "cannot allocate PCI GART page!\n" );
 		goto done;
 	}
 
-	/* FIXME non-vtophys==bustophys-arches */
+	/* XXX: we need to busdma this */
 	bus_address = vtophys( address );
-	/*pci_map_single(dev->pdev, (void *)address,
-				  ATI_PCIGART_TABLE_PAGES * PAGE_SIZE,
-				  PCI_DMA_TODEVICE);*/
-/*	if (bus_address == 0) {
-		DRM_ERROR( "unable to map PCIGART pages!\n" );
-		DRM(ati_free_pcigart_table)( (unsigned long)address );
-		address = 0;
-		goto done;
-	}*/
 
 	pci_gart = (u32 *)address;
 
@@ -102,16 +75,7 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
 	bzero( pci_gart, ATI_MAX_PCIGART_PAGES * sizeof(u32) );
 
 	for ( i = 0 ; i < pages ; i++ ) {
-		/* we need to support large memory configurations */
-		/* FIXME non-vtophys==vtobus-arches */
 		entry->busaddr[i] = vtophys( entry->handle + (i*PAGE_SIZE) );
-/*		if (entry->busaddr[i] == 0) {
-			DRM_ERROR( "unable to map PCIGART pages!\n" );
-			DRM(ati_pcigart_cleanup)( dev, (unsigned long)address, bus_address );
-			address = 0;
-			bus_address = 0;
-			goto done;
-		}*/
 		page_base = (u32) entry->busaddr[i];
 
 		for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
@@ -122,8 +86,6 @@ int DRM(ati_pcigart_init)( drm_device_t *dev,
 
 	ret = 1;
 
-	DRM_READMEMORYBARRIER();
-
 done:
 	*addr = address;
 	*bus_addr = bus_address;
@@ -142,9 +104,8 @@ int DRM(ati_pcigart_cleanup)( drm_device_t *dev,
 		return 0;
 	}
 
-	if ( addr ) {
-		DRM(ati_free_pcigart_table)( addr );
-	}
-
+#if __FreeBSD_version > 500000
+	contigfree( (void *)addr, (1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, DRM(M_DRM));	/* Not available on 4.x */
+#endif
 	return 1;
 }
diff --git a/bsd/drmP.h b/bsd/drmP.h
index 541bc2eb..a4308f37 100644
--- a/bsd/drmP.h
+++ b/bsd/drmP.h
@@ -121,15 +121,15 @@ typedef struct drm_file drm_file_t;
 
 				/* Mapping helper macros */
 #define DRM_IOREMAP(map)						\
-	(map)->handle = DRM(ioremap)( (map)->offset, (map)->size )
+	(map)->handle = DRM(ioremap)( dev, map )
 
 #define DRM_IOREMAP_NOCACHE(map)					\
-	(map)->handle = DRM(ioremap_nocache)((map)->offset, (map)->size)
+	(map)->handle = DRM(ioremap_nocache)( dev, map )
 
 #define DRM_IOREMAPFREE(map)						\
 	do {								\
 		if ( (map)->handle && (map)->size )			\
-			DRM(ioremapfree)( (map)->handle, (map)->size );	\
+			DRM(ioremapfree)( map );			\
 	} while (0)
 
 				/* Internal types and structures */
@@ -377,7 +377,6 @@ typedef struct drm_sg_mem {
 	unsigned long   handle;
 	void            *virtual;
 	int             pages;
-	struct page     **pagelist;
 	dma_addr_t	*busaddr;
 } drm_sg_mem_t;
 
@@ -386,10 +385,23 @@ typedef struct drm_sigdata {
 	drm_hw_lock_t *lock;
 } drm_sigdata_t;
 
+typedef struct drm_local_map {
+	unsigned long	offset;	 /* Physical address (0 for SAREA)*/
+	unsigned long	size;	 /* Physical size (bytes)	    */
+	drm_map_type_t	type;	 /* Type of memory mapped		    */
+	drm_map_flags_t flags;	 /* Flags				    */
+	void		*handle; /* User-space: "Handle" to pass to mmap    */
+				 /* Kernel-space: kernel-virtual address    */
+	int		mtrr;	 /* MTRR slot used			    */
+				 /* Private data			    */
+	bus_space_tag_t iot;
+	bus_space_handle_t ioh;
+} drm_local_map_t;
+
 typedef TAILQ_HEAD(drm_map_list, drm_map_list_entry) drm_map_list_t;
 typedef struct drm_map_list_entry {
 	TAILQ_ENTRY(drm_map_list_entry) link;
-	drm_map_t	*map;
+	drm_local_map_t	*map;
 } drm_map_list_entry_t;
 
 TAILQ_HEAD(drm_vbl_sig_list, drm_vbl_sig);
@@ -440,7 +452,7 @@ struct drm_device {
 	drm_map_list_t	  *maplist;	/* Linked list of regions	   */
 	int		  map_count;	/* Number of mappable regions	   */
 
-	drm_map_t	  **context_sareas;
+	drm_local_map_t	  **context_sareas;
 	int		  max_context;
 
 	drm_vma_entry_t	  *vmalist;	/* List of vmas (for debugging)	   */
@@ -454,9 +466,9 @@ struct drm_device {
 	drm_device_dma_t  *dma;		/* Optional pointer for DMA support */
 
 				/* Context support */
-#ifdef __FreeBSD__
 	int		  irq;		/* Interrupt used by board	   */
 	int		  irqrid;		/* Interrupt used by board	   */
+#ifdef __FreeBSD__
 	struct resource   *irqr;	/* Resource for interrupt used by board	   */
 #elif defined(__NetBSD__)
 	struct pci_attach_args  pa;
@@ -530,15 +542,16 @@ extern int	     DRM(write_string)(drm_device_t *dev, const char *s);
 
 				/* Memory management support (drm_memory.h) */
 extern void	     DRM(mem_init)(void);
+extern void	     DRM(mem_uninit)(void);
 extern void	     *DRM(alloc)(size_t size, int area);
 extern void	     *DRM(realloc)(void *oldpt, size_t oldsize, size_t size,
 				   int area);
 extern char	     *DRM(strdup)(const char *s, int area);
 extern void	     DRM(strfree)(char *s, int area);
 extern void	     DRM(free)(void *pt, size_t size, int area);
-extern void	     *DRM(ioremap)(unsigned long offset, unsigned long size);
-extern void	     *DRM(ioremap_nocache)(unsigned long offset, unsigned long size);
-extern void	     DRM(ioremapfree)(void *pt, unsigned long size);
+extern void	     *DRM(ioremap)(drm_device_t *dev, drm_local_map_t *map);
+extern void	     *DRM(ioremap_nocache)(drm_device_t *dev, drm_local_map_t *map);
+extern void	     DRM(ioremapfree)(drm_local_map_t *map);
 
 #if __REALLY_HAVE_AGP
 extern agp_memory    *DRM(alloc_agp)(int pages, u32 type);
diff --git a/bsd/drm_agpsupport.h b/bsd/drm_agpsupport.h
index a940378e..1414569d 100644
--- a/bsd/drm_agpsupport.h
+++ b/bsd/drm_agpsupport.h
@@ -37,7 +37,8 @@ int DRM(agp_info)(DRM_IOCTL_ARGS)
 	struct agp_info *kern;
 	drm_agp_info_t   info;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 
 	kern                   = &dev->agp->info;
 	agp_get_info(dev->agp->agpdev, kern);
@@ -60,9 +61,11 @@ int DRM(agp_acquire)(DRM_IOCTL_ARGS)
 	DRM_DEVICE;
 	int          retcode;
 
-	if (!dev->agp || dev->agp->acquired) return EINVAL;
+	if (!dev->agp || dev->agp->acquired)
+		return EINVAL;
 	retcode = agp_acquire(dev->agp->agpdev);
-	if (retcode) return retcode;
+	if (retcode)
+		return retcode;
 	dev->agp->acquired = 1;
 	return 0;
 }
@@ -93,7 +96,8 @@ int DRM(agp_enable)(DRM_IOCTL_ARGS)
 	DRM_DEVICE;
 	drm_agp_mode_t mode;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 
 	mode = *(drm_agp_mode_t *) data;
 	
@@ -114,7 +118,8 @@ int DRM(agp_alloc)(DRM_IOCTL_ARGS)
 	u_int32_t	 type;
 	struct agp_memory_info info;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 
 	request = *(drm_agp_buffer_t *) data;
 
@@ -136,7 +141,8 @@ int DRM(agp_alloc)(DRM_IOCTL_ARGS)
 	entry->pages     = pages;
 	entry->prev      = NULL;
 	entry->next      = dev->agp->memory;
-	if (dev->agp->memory) dev->agp->memory->prev = entry;
+	if (dev->agp->memory)
+		dev->agp->memory->prev = entry;
 	dev->agp->memory = entry;
 
 	agp_memory_info(dev->agp->agpdev, entry->handle, &info);
@@ -166,7 +172,8 @@ int DRM(agp_unbind)(DRM_IOCTL_ARGS)
 	drm_agp_mem_t     *entry;
 	int retcode;
 
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 	request = *(drm_agp_binding_t *) data;
 	if (!(entry = DRM(agp_lookup_entry)(dev, (void *) request.handle)))
 		return EINVAL;
@@ -209,15 +216,20 @@ int DRM(agp_free)(DRM_IOCTL_ARGS)
 	drm_agp_buffer_t request;
 	drm_agp_mem_t    *entry;
 	
-	if (!dev->agp || !dev->agp->acquired) return EINVAL;
+	if (!dev->agp || !dev->agp->acquired)
+		return EINVAL;
 	request = *(drm_agp_buffer_t *) data;
 	if (!(entry = DRM(agp_lookup_entry)(dev, (void*) request.handle)))
 		return EINVAL;
-	if (entry->bound) DRM(unbind_agp)(entry->handle);
+	if (entry->bound)
+		DRM(unbind_agp)(entry->handle);
    
-	if (entry->prev) entry->prev->next = entry->next;
-	else             dev->agp->memory  = entry->next;
-	if (entry->next) entry->next->prev = entry->prev;
+	if (entry->prev)
+		entry->prev->next = entry->next;
+	else
+		dev->agp->memory  = entry->next;
+	if (entry->next)
+		entry->next->prev = entry->prev;
 	DRM(free_agp)(entry->handle, entry->pages);
 	DRM(free)(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
 	return 0;
diff --git a/bsd/drm_auth.h b/bsd/drm_auth.h
index 0b411d14..a03cc918 100644
--- a/bsd/drm_auth.h
+++ b/bsd/drm_auth.h
@@ -116,25 +116,20 @@ int DRM(getmagic)(DRM_IOCTL_ARGS)
 {
 	static drm_magic_t sequence = 0;
 	drm_auth_t	   auth;
-	static DRM_SPINTYPE lock;
-	static int	   first = 1;
 	DRM_DEVICE;
 	DRM_PRIV;
 
-	if (first) {
-		DRM_SPININIT(lock, "drm getmagic");
-		first = 0;
-	}
-
 				/* Find unique magic */
 	if (priv->magic) {
 		auth.magic = priv->magic;
 	} else {
 		do {
-			DRM_SPINLOCK(&lock);
-			if (!sequence) ++sequence; /* reserve 0 */
-			auth.magic = sequence++;
-			DRM_SPINUNLOCK(&lock);
+			int old = sequence;
+			
+			auth.magic = old+1;
+			
+			if (!atomic_cmpset_int(&sequence, old, auth.magic))
+				continue;
 		} while (DRM(find_file)(dev, auth.magic));
 		priv->magic = auth.magic;
 		DRM(add_magic)(dev, priv, auth.magic);
diff --git a/bsd/drm_bufs.h b/bsd/drm_bufs.h
index 7d56d0a3..89390b56 100644
--- a/bsd/drm_bufs.h
+++ b/bsd/drm_bufs.h
@@ -69,18 +69,26 @@ int DRM(order)( unsigned long size )
 int DRM(addmap)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
-	drm_map_t *map;
+	drm_map_t request;
+	drm_local_map_t *map;
 	drm_map_list_entry_t *list;
 	
 	if (!(dev->flags & (FREAD|FWRITE)))
 		return DRM_ERR(EACCES); /* Require read/write */
 
-	map = (drm_map_t *) DRM(alloc)( sizeof(*map), DRM_MEM_MAPS );
+	DRM_COPY_FROM_USER_IOCTL( request, (drm_map_t *)data, sizeof(drm_map_t) );
+
+	map = (drm_local_map_t *) DRM(alloc)( sizeof(*map), DRM_MEM_MAPS );
 	if ( !map )
 		return DRM_ERR(ENOMEM);
 
-	*map = *(drm_map_t *)data;
-
+	map->offset = request.offset;
+	map->size = request.size;
+	map->type = request.type;
+	map->flags = request.flags;
+	map->mtrr   = -1;
+	map->handle = 0;
+	
 	/* Only allow shared memory to be removable since we only keep enough
 	 * book keeping information about shared memory to allow for removal
 	 * when processes fork.
@@ -95,22 +103,14 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 		DRM(free)( map, sizeof(*map), DRM_MEM_MAPS );
 		return DRM_ERR(EINVAL);
 	}
-	map->mtrr   = -1;
-	map->handle = 0;
 
 	switch ( map->type ) {
 	case _DRM_REGISTERS:
 	case _DRM_FRAME_BUFFER:
-#if !defined(__sparc__) && !defined(__alpha__)
-		if ( map->offset + map->size < map->offset
-		) {
+		if ( map->offset + map->size < map->offset ) {
 			DRM(free)( map, sizeof(*map), DRM_MEM_MAPS );
 			return DRM_ERR(EINVAL);
 		}
-#endif
-#ifdef __alpha__
-		map->offset += dev->hose->mem_space->start;
-#endif
 #if __REALLY_HAVE_MTRR
 		if ( map->type == _DRM_FRAME_BUFFER ||
 		     (map->flags & _DRM_WRITE_COMBINING) ) {
@@ -130,14 +130,12 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 			mtrrmap.base = map->offset;
 			mtrrmap.len = map->size;
 			mtrrmap.type = MTRR_TYPE_WC;
-			mtrrmap.flags = MTRR_PRIVATE | MTRR_VALID;
-			mtrrmap.owner = p->p_pid;
-			/* USER? KERNEL? XXX */
-			map->mtrr = mtrr_get( &mtrrmap, &one, p, MTRR_GETSET_KERNEL );
+			mtrrmap.flags = MTRR_VALID;
+			map->mtrr = mtrr_set( &mtrrmap, &one, p, MTRR_GETSET_KERNEL );
 #endif
 		}
 #endif /* __REALLY_HAVE_MTRR */
-		map->handle = DRM(ioremap)( map->offset, map->size );
+		DRM_IOREMAP(map);
 		break;
 
 	case _DRM_SHM:
@@ -155,9 +153,6 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 		break;
 #if __REALLY_HAVE_AGP
 	case _DRM_AGP:
-#ifdef __alpha__
-		map->offset += dev->hose->mem_space->start;
-#endif
 		map->offset += dev->agp->base;
 		map->mtrr   = dev->agp->agp_mtrr; /* for getmap */
 		break;
@@ -187,11 +182,19 @@ int DRM(addmap)( DRM_IOCTL_ARGS )
 	TAILQ_INSERT_TAIL(dev->maplist, list, link);
 	DRM_UNLOCK;
 
-	*(drm_map_t *)data = *map;
+	request.offset = map->offset;
+	request.size = map->size;
+	request.type = map->type;
+	request.flags = map->flags;
+	request.mtrr   = map->mtrr;
+	request.handle = map->handle;
 
-	if ( map->type != _DRM_SHM ) {
-		((drm_map_t *)data)->handle = (void *)map->offset;
+	if ( request.type != _DRM_SHM ) {
+		request.handle = (void *)request.offset;
 	}
+
+	DRM_COPY_TO_USER_IOCTL( (drm_map_t *)data, request, sizeof(drm_map_t) );
+
 	return 0;
 }
 
@@ -204,7 +207,7 @@ int DRM(rmmap)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_map_list_entry_t *list;
-	drm_map_t *map;
+	drm_local_map_t *map;
 	drm_map_t request;
 	int found_maps = 0;
 
@@ -257,7 +260,7 @@ int DRM(rmmap)( DRM_IOCTL_ARGS )
 #endif
 			}
 #endif
-			DRM(ioremapfree)(map->handle, map->size);
+			DRM(ioremapfree)( map );
 			break;
 		case _DRM_SHM:
 			DRM(free)( map->handle, map->size, DRM_MEM_SAREA );
@@ -1018,6 +1021,7 @@ int DRM(mapbufs)( DRM_IOCTL_ARGS )
 #endif /* __FreeBSD__ */
 #ifdef __NetBSD__
 	struct vnode *vn;
+	struct vmspace *vms = p->p_vmspace;
 #endif /* __NetBSD__ */
 
 	drm_buf_map_t request;
@@ -1043,7 +1047,7 @@ int DRM(mapbufs)( DRM_IOCTL_ARGS )
 	if ( request.count >= dma->buf_count ) {
 		if ( (__HAVE_AGP && (dma->flags & _DRM_DMA_USE_AGP)) ||
 		     (__HAVE_SG && (dma->flags & _DRM_DMA_USE_SG)) ) {
-			drm_map_t *map = DRIVER_AGP_BUFFERS_MAP( dev );
+			drm_local_map_t *map = DRIVER_AGP_BUFFERS_MAP( dev );
 
 			if ( !map ) {
 				retcode = EINVAL;
diff --git a/bsd/drm_context.h b/bsd/drm_context.h
index 0274a8b7..ffabe661 100644
--- a/bsd/drm_context.h
+++ b/bsd/drm_context.h
@@ -69,7 +69,7 @@ int DRM(ctxbitmap_next)( drm_device_t *dev )
 		if((bit+1) > dev->max_context) {
 			dev->max_context = (bit+1);
 			if(dev->context_sareas) {
-				drm_map_t **ctx_sareas;
+				drm_local_map_t **ctx_sareas;
 
 				ctx_sareas = DRM(realloc)(dev->context_sareas,
 						(dev->max_context - 1) * 
@@ -149,7 +149,7 @@ int DRM(getsareactx)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_ctx_priv_map_t request;
-	drm_map_t *map;
+	drm_local_map_t *map;
 
 	DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data, 
 			   sizeof(request) );
@@ -174,7 +174,7 @@ int DRM(setsareactx)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_ctx_priv_map_t request;
-	drm_map_t *map = NULL;
+	drm_local_map_t *map = NULL;
 	drm_map_list_entry_t *list;
 
 	DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data,
@@ -183,24 +183,20 @@ int DRM(setsareactx)( DRM_IOCTL_ARGS )
 	DRM_LOCK;
 	TAILQ_FOREACH(list, dev->maplist, link) {
 		map=list->map;
-		if(map->handle == request.handle) 
-			goto found;
+		if(map->handle == request.handle) {
+			if (dev->max_context < 0)
+				goto bad;
+			if (request.ctx_id >= (unsigned) dev->max_context)
+				goto bad;
+			dev->context_sareas[request.ctx_id] = map;
+			DRM_UNLOCK;
+			return 0;
+		}
 	}
 
 bad:
 	DRM_UNLOCK;
 	return DRM_ERR(EINVAL);
-
-found:
-	map = list->map;
-	if (!map) goto bad;
-	if (dev->max_context < 0)
-		goto bad;
-	if (request.ctx_id >= (unsigned) dev->max_context)
-		goto bad;
-	dev->context_sareas[request.ctx_id] = map;
-	DRM_UNLOCK;
-	return 0;
 }
 
 /* ================================================================
diff --git a/bsd/drm_dma.h b/bsd/drm_dma.h
index 0f0dd4fd..01b1cdb0 100644
--- a/bsd/drm_dma.h
+++ b/bsd/drm_dma.h
@@ -534,9 +534,13 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
 
 				/* Install handler */
 	dev->irqrid = 0;
+#ifdef __FreeBSD__
 	dev->irqr = bus_alloc_resource(dev->device, SYS_RES_IRQ, &dev->irqrid,
 				      0, ~0, 1, RF_SHAREABLE);
 	if (!dev->irqr) {
+#elif defined(__NetBSD__)
+	if (pci_intr_map(&dev->pa, &dev->ih) != 0) {
+#endif
 		DRM_LOCK;
 		dev->irq = 0;
 		dev->irqrid = 0;
@@ -544,11 +548,24 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
 		return ENOENT;
 	}
 	
+#ifdef __FreeBSD__
+#if __FreeBSD_version < 500000
 	retcode = bus_setup_intr(dev->device, dev->irqr, INTR_TYPE_TTY,
 				 DRM(dma_service), dev, &dev->irqh);
+#else
+	retcode = bus_setup_intr(dev->device, dev->irqr, INTR_TYPE_TTY | INTR_MPSAFE,
+				 DRM(dma_service), dev, &dev->irqh);
+#endif
 	if ( retcode ) {
+#elif defined(__NetBSD__)
+	dev->irqh = pci_intr_establish(&dev->pa.pa_pc, dev->ih, IPL_TTY,
+				      (int (*)(DRM_IRQ_ARGS))DRM(dma_service), dev);
+	if ( !dev->irqh ) {
+#endif
 		DRM_LOCK;
+#ifdef __FreeBSD__
 		bus_release_resource(dev->device, SYS_RES_IRQ, dev->irqrid, dev->irqr);
+#endif
 		dev->irq = 0;
 		dev->irqrid = 0;
 		DRM_UNLOCK;
@@ -580,9 +597,13 @@ int DRM(irq_uninstall)( drm_device_t *dev )
 
 	DRM(driver_irq_uninstall)( dev );
 
+#ifdef __FreeBSD__
 	bus_teardown_intr(dev->device, dev->irqr, dev->irqh);
 	bus_release_resource(dev->device, SYS_RES_IRQ, irqrid, dev->irqr);
-	
+#elif defined(__NetBSD__)
+	pci_intr_disestablish(&dev->pa.pa_pc, dev->irqh);
+#endif
+
 	return 0;
 }
 
diff --git a/bsd/drm_drv.h b/bsd/drm_drv.h
index 4a6fc15f..0e0dc1aa 100644
--- a/bsd/drm_drv.h
+++ b/bsd/drm_drv.h
@@ -125,16 +125,10 @@
 #define DRIVER_NUM_CARDS 1
 #endif
 
-#ifdef __FreeBSD__
 static int DRM(init)(device_t nbdev);
 static void DRM(cleanup)(device_t nbdev);
-#elif defined(__NetBSD__)
-static int DRM(init)(drm_device_t *);
-static void DRM(cleanup)(drm_device_t *);
-#endif
 
 #ifdef __FreeBSD__
-#define CDEV_MAJOR	145
 #define DRIVER_SOFTC(unit) \
 	((drm_device_t *) devclass_get_softc(DRM(devclass), unit))
 
@@ -147,9 +141,8 @@ MODULE_DEPEND(DRIVER_NAME, linux, 1, 1, 1);
 #endif /* __FreeBSD__ */
 
 #ifdef __NetBSD__
-#define CDEV_MAJOR	90
 #define DRIVER_SOFTC(unit) \
-	((drm_device_t *) device_lookup(&DRM(_cd), unit))
+	((drm_device_t *) device_lookup(&DRM(cd), unit))
 #endif /* __NetBSD__ */
 
 static drm_ioctl_desc_t		  DRM(ioctls)[] = {
@@ -229,6 +222,27 @@ static drm_ioctl_desc_t		  DRM(ioctls)[] = {
 const char *DRM(find_description)(int vendor, int device);
 
 #ifdef __FreeBSD__
+static struct cdevsw DRM(cdevsw) = {
+	/* open */	DRM( open ),
+	/* close */	DRM( close ),
+	/* read */	DRM( read ),
+	/* write */	DRM( write ),
+	/* ioctl */	DRM( ioctl ),
+	/* poll */	DRM( poll ),
+	/* mmap */	DRM( mmap ),
+	/* strategy */	nostrategy,
+	/* name */	DRIVER_NAME,
+	/* maj */	CDEV_MAJOR,
+	/* dump */	nodump,
+	/* psize */	nopsize,
+	/* flags */	D_TTY | D_TRACKCLOSE,
+#if __FreeBSD_version >= 500000
+	/* kqfilter */	0
+#else
+	/* bmaj */	-1
+#endif
+};
+
 static int DRM(probe)(device_t dev)
 {
 	const char *s = NULL;
@@ -271,57 +285,108 @@ static driver_t DRM(driver) = {
 	sizeof(drm_device_t),
 };
 
-static devclass_t DRM( devclass);
+static devclass_t DRM(devclass);
 
-static struct cdevsw DRM( cdevsw) = {
-	/* open */	DRM( open ),
-	/* close */	DRM( close ),
-	/* read */	DRM( read ),
-	/* write */	DRM( write ),
-	/* ioctl */	DRM( ioctl ),
-	/* poll */	DRM( poll ),
-	/* mmap */	DRM( mmap ),
-	/* strategy */	nostrategy,
-	/* name */	DRIVER_NAME,
-	/* maj */	CDEV_MAJOR,
-	/* dump */	nodump,
-	/* psize */	nopsize,
-	/* flags */	D_TTY | D_TRACKCLOSE,
-#if __FreeBSD_version >= 500000
-	/* kqfilter */	0
+#elif defined(__NetBSD__)
+
+static struct cdevsw DRM(cdevsw) = {
+	DRM(open),
+	DRM(close),
+	DRM(read),
+	DRM(write),
+	DRM(ioctl),
+	nostop,
+	notty,
+	DRM(poll),
+	DRM(mmap),
+	nokqfilter,
+	D_TTY
+};
+
+int DRM(refcnt) = 0;
+#if __NetBSD_Version__ >= 106080000
+MOD_DEV( DRIVER_NAME, DRIVER_NAME, NULL, -1, &DRM(cdevsw), CDEV_MAJOR);
 #else
-	/* bmaj */	-1
+MOD_DEV( DRIVER_NAME, LM_DT_CHAR, CDEV_MAJOR, &DRM(cdevsw) );
 #endif
-};
 
-#elif defined(__NetBSD__)
-int DRM(probe)(struct device *parent, struct cfdata *match, void *aux);
-void DRM(attach)(struct device *parent, struct device *self, void *aux);
-int DRM(detach)(struct device *self, int flags);
-int DRM(activate)(struct device *self, enum devact act);
-
-struct cfattach DRM(_ca) = {
-	sizeof(drm_device_t), DRM(probe), 
-	DRM(attach), DRM(detach), DRM(activate) };
+int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver);
+static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd);
+
+int DRM(modprobe)();
+int DRM(probe)(struct pci_attach_args *pa);
+void DRM(attach)(struct pci_attach_args *pa, dev_t kdev);
+
+int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver) {
+	DISPATCH(lkmtp, cmd, ver, DRM(lkmhandle), DRM(lkmhandle), DRM(lkmhandle));
+}
+
+static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd)
+{
+	int j, error = 0;
+#if defined(__NetBSD__) && (__NetBSD_Version__ > 106080000)
+	struct lkm_dev *args = lkmtp->private.lkm_dev;
+#endif
+
+	switch(cmd) {
+	case LKM_E_LOAD:
+		if (lkmexists(lkmtp))
+			return EEXIST;
+
+		if(DRM(modprobe)())
+			return 0;
+
+		return 1;
+
+	case LKM_E_UNLOAD:
+		if (DRM(refcnt) > 0)
+			return (EBUSY);
+		break;
+	case LKM_E_STAT:
+		break;
+
+	default:
+		error = EIO;
+		break;
+	}
 	
-int DRM(probe)(struct device *parent, struct cfdata *match, void *aux)
+	return error;
+}
+
+int DRM(modprobe)() {
+	struct pci_attach_args pa;
+	int error = 0;
+	if((error = pci_find_device(&pa, DRM(probe))) != 0)
+		DRM(attach)(&pa, 0);
+
+	return error;
+}
+
+int DRM(probe)(struct pci_attach_args *pa)
 {
-	struct pci_attach_args *pa = aux;

 	const char *desc;
 
 	desc = DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id));
-	if (desc != NULL)
-		return 10;
+	if (desc != NULL) {
+		return 1;
+	}
+
 	return 0;
 }
 
-void DRM(attach)(struct device *parent, struct device *self, void *aux)
+void DRM(attach)(struct pci_attach_args *pa, dev_t kdev)
 {
-	struct pci_attach_args *pa = aux;
-	drm_device_t *dev = (drm_device_t *)self;
-	
-	memcpy(&dev->pa, aux, sizeof(dev->pa));
-	

+	int i;
+	drm_device_t *dev;
+
+	config_makeroom(kdev, &DRM(cd));
+	DRM(cd).cd_devs[(kdev)] = DRM(alloc)(sizeof(drm_device_t),
+	    DRM_MEM_DRIVER);
+	dev = DRIVER_SOFTC(kdev);
+
+	memset(dev, 0, sizeof(drm_device_t));
+	memcpy(&dev->pa, pa, sizeof(dev->pa));
+
 	DRM_INFO("%s", DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id)));
 	DRM(init)(dev);
 }
@@ -345,8 +410,7 @@ int DRM(activate)(struct device *self, enum devact act)
 	}
 	return (0);
 }
-
-#endif
+#endif /* __NetBSD__ */
 
 const char *DRM(find_description)(int vendor, int device) {
 	const char *s = NULL;
@@ -487,7 +551,7 @@ static int DRM(setup)( drm_device_t *dev )
 static int DRM(takedown)( drm_device_t *dev )
 {
 	drm_magic_entry_t *pt, *next;
-	drm_map_t *map;
+	drm_local_map_t *map;
 	drm_map_list_entry_t *list;
 	drm_vma_entry_t *vma, *vma_next;
 	int i;
@@ -581,15 +645,13 @@ static int DRM(takedown)( drm_device_t *dev )
 					mtrrmap.len = map->size;
 					mtrrmap.type = MTRR_TYPE_WC;
 					mtrrmap.flags = 0;
-					/*mtrrmap.owner = p->p_pid;*/
-					/* XXX: Use curproc here? */
 					retcode = mtrr_set( &mtrrmap, &one, 
 						DRM_CURPROC, MTRR_GETSET_KERNEL);
 #endif
 					DRM_DEBUG( "mtrr_del=%d\n", retcode );
 				}
 #endif
-				DRM(ioremapfree)( map->handle, map->size );
+				DRM(ioremapfree)( map );
 				break;
 			case _DRM_SHM:
 				DRM(free)(map->handle,
@@ -658,15 +720,13 @@ static int DRM(takedown)( drm_device_t *dev )
  *        linux/init/main.c (this is not currently supported).
  * bsd:   drm_init is called via the attach function per device.
  */
-#ifdef __FreeBSD__
 static int DRM(init)( device_t nbdev )
-#elif defined(__NetBSD__)
-static int DRM(init)( drm_device_t *dev )
-#endif
 {
 	int unit;
 #ifdef __FreeBSD__
 	drm_device_t *dev;
+#elif defined(__NetBSD__)
+	drm_device_t *dev = nbdev;
 #endif
 #if __HAVE_CTX_BITMAP
 	int retcode;
@@ -724,7 +784,6 @@ static int DRM(init)( drm_device_t *dev )
 		struct mtrr mtrrmap;
 		int one = 1;
 		mtrrmap.base = dev->agp->info.ai_aperture_base;
-		/* Might need a multiplier here XXX */
 		mtrrmap.len = dev->agp->info.ai_aperture_size;
 		mtrrmap.type = MTRR_TYPE_WC;
 		mtrrmap.flags = MTRR_VALID;
@@ -763,21 +822,16 @@ static int DRM(init)( drm_device_t *dev )
  * bsd:   drm_cleanup is called per device at module unload time.
  * FIXME: NetBSD
  */
-#ifdef __FreeBSD__
 static void DRM(cleanup)(device_t nbdev)
-#elif defined(__NetBSD__)
-static void DRM(cleanup)(drm_device_t *dev)
-#endif
 {
-#ifdef __FreeBSD__
 	drm_device_t *dev;
-#endif
-#if __REALLY_HAVE_MTRR
 #ifdef __NetBSD__
+#if __REALLY_HAVE_MTRR
 	struct mtrr mtrrmap;
 	int one = 1;
-#endif /* __NetBSD__ */
 #endif /* __REALLY_HAVE_MTRR */
+	dev = nbdev;
+#endif /* __NetBSD__ */
 
 	DRM_DEBUG( "\n" );
 
@@ -799,7 +853,7 @@ static void DRM(cleanup)(drm_device_t *dev)
 		mtrrmap.len = dev->agp->info.ai_aperture_size;
 		mtrrmap.type = 0;
 		mtrrmap.flags = 0;
-		retval = mtrr_set( &mtrrmap, &one, NULL, MTRR_GETSET_KERNEL);
+		mtrr_set( &mtrrmap, &one, NULL, MTRR_GETSET_KERNEL);
 #endif
 	}
 #endif
@@ -814,6 +868,8 @@ static void DRM(cleanup)(drm_device_t *dev)
 	}
 #endif
 	DRIVER_POSTCLEANUP();
+	DRM(mem_uninit)();
+	DRM_SPINUNINIT(dev->count_lock);
 }
 
 
@@ -926,7 +982,7 @@ int DRM(close)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p)
 			}
 			if ( DRM(lock_take)( &dev->lock.hw_lock->lock,
 					     DRM_KERNEL_CONTEXT ) ) {
-				dev->lock.pid       = p->p_pid;
+				dev->lock.pid       = DRM_CURRENTPID;
 				dev->lock.lock_time = jiffies;
                                 atomic_inc( &dev->counts[_DRM_STAT_LOCKS] );
 				break;	/* Got lock */
@@ -1043,7 +1099,6 @@ int DRM(ioctl)( DRM_IOCTL_ARGS )
 		*(int *) data = fgetown(dev->buf_sigio);
 #endif
 		return 0;
-	}
 #endif /* __FreeBSD__ */
 #ifdef __NetBSD__
 	case TIOCSPGRP:
@@ -1056,6 +1111,7 @@ int DRM(ioctl)( DRM_IOCTL_ARGS )
 		*(int *)data = dev->buf_pgid;
 		return 0;
 #endif /* __NetBSD__ */
+	}
 
 	if ( nr >= DRIVER_IOCTL_COUNT ) {
 		retcode = EINVAL;
diff --git a/bsd/drm_fops.h b/bsd/drm_fops.h
index ed85a8de..d2faaa43 100644
--- a/bsd/drm_fops.h
+++ b/bsd/drm_fops.h
@@ -100,7 +100,7 @@ int DRM(open_helper)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p,
    the circular buffer), is based on Alessandro Rubini's LINUX DEVICE
    DRIVERS (Cambridge: O'Reilly, 1998), pages 111-113. */
 
-ssize_t DRM(read)(dev_t kdev, struct uio *uio, int ioflag)
+int DRM(read)(dev_t kdev, struct uio *uio, int ioflag)
 {
 	DRM_DEVICE;
 	int	      left;
@@ -182,8 +182,8 @@ int DRM(write_string)(drm_device_t *dev, const char *s)
 		selwakeup(&dev->buf_sel);
 	}
 		
-	DRM_DEBUG("dev->buf_sigio=%p\n", dev->buf_sigio);
 #ifdef __FreeBSD__
+	DRM_DEBUG("dev->buf_sigio=%p\n", dev->buf_sigio);
 	if (dev->buf_sigio) {
 		DRM_DEBUG("dev->buf_sigio->sio_pgid=%d\n", dev->buf_sigio->sio_pgid);
 #if __FreeBSD_version >= 500000
@@ -200,6 +200,7 @@ int DRM(write_string)(drm_device_t *dev, const char *s)
 			gsignal(dev->buf_pgid, SIGIO);
 		else if(dev->buf_pgid && (p = pfind(-dev->buf_pgid)) != NULL)
 			psignal(p, SIGIO);
+	}
 #endif /* __NetBSD__ */
 	DRM_DEBUG("waking\n");
 	wakeup(&dev->buf_rp);
diff --git a/bsd/drm_ioctl.h b/bsd/drm_ioctl.h
index 63562fef..b4770385 100644
--- a/bsd/drm_ioctl.h
+++ b/bsd/drm_ioctl.h
@@ -136,7 +136,7 @@ int DRM(getmap)( DRM_IOCTL_ARGS )
 {
 	DRM_DEVICE;
 	drm_map_t    map;
-	drm_map_t    *mapinlist;
+	drm_local_map_t    *mapinlist;
 	drm_map_list_entry_t *list;
 	int          idx;
 	int	     i = 0;
diff --git a/bsd/drm_lists.h b/bsd/drm_lists.h
index 1ab55f90..578a99a3 100644
--- a/bsd/drm_lists.h
+++ b/bsd/drm_lists.h
@@ -43,7 +43,7 @@ int DRM(waitlist_create)(drm_waitlist_t *bl, int count)
 
 	if(!bl->bufs) return DRM_ERR(ENOMEM);
 
-	memset(bl->bufs, 0, sizeof(*bl->bufs));
+	bzero(bl->bufs, sizeof(*bl->bufs));
 
 	bl->count      = count;
 	bl->rp	       = bl->bufs;
@@ -66,6 +66,8 @@ int DRM(waitlist_destroy)(drm_waitlist_t *bl)
 	bl->rp	  = NULL;
 	bl->wp	  = NULL;
 	bl->end	  = NULL;
+	DRM_SPINUNINIT( bl->write_lock );
+	DRM_SPINUNINIT( bl->read_lock );
 	return 0;
 }
 
@@ -137,6 +139,7 @@ int DRM(freelist_destroy)(drm_freelist_t *bl)
 {
 	atomic_set(&bl->count, 0);
 	bl->next = NULL;
+	DRM_SPINUNINIT( bl->lock );
 	return 0;
 }
 
@@ -175,7 +178,7 @@ int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl, drm_buf_t *buf)
 				/* Check for high water mark */
 	if (atomic_read(&bl->wfh) && atomic_read(&bl->count)>=bl->high_mark) {
 		atomic_set(&bl->wfh, 0);
-		DRM_WAKEUP_INT(&bl->waiting);
+		DRM_WAKEUP_INT((void *)&bl->waiting);
 	}
 	return 0;
 }
@@ -222,7 +225,7 @@ drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block)
 			for (;;) {
 				if (!atomic_read(&bl->wfh)
 				    && (buf = DRM(freelist_try(bl)))) break;
-				error = tsleep(&bl->waiting, PZERO|PCATCH,
+				error = tsleep((void *)&bl->waiting, PZERO|PCATCH,
 					       "drmfg", 0);
 				if (error)
 					break;
diff --git a/bsd/drm_lock.h b/bsd/drm_lock.h
index 5e9294bc..bb99d9e6 100644
--- a/bsd/drm_lock.h
+++ b/bsd/drm_lock.h
@@ -47,14 +47,12 @@ int DRM(lock_take)(__volatile__ unsigned int *lock, unsigned int context)
 {
 	unsigned int old, new;
 
-	char failed;
-
 	do {
 		old = *lock;
 		if (old & _DRM_LOCK_HELD) new = old | _DRM_LOCK_CONT;
 		else			  new = context | _DRM_LOCK_HELD;
-		_DRM_CAS(lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(lock, old, new));
+
 	if (_DRM_LOCKING_CONTEXT(old) == context) {
 		if (old & _DRM_LOCK_HELD) {
 			if (context != DRM_KERNEL_CONTEXT) {
@@ -77,14 +75,13 @@ int DRM(lock_transfer)(drm_device_t *dev,
 		       __volatile__ unsigned int *lock, unsigned int context)
 {
 	unsigned int old, new;
-	char failed;
 
 	dev->lock.pid = 0;
 	do {
 		old  = *lock;
 		new  = context | _DRM_LOCK_HELD;
-		_DRM_CAS(lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(lock, old, new));
+
 	return 1;
 }
 
@@ -93,14 +90,13 @@ int DRM(lock_free)(drm_device_t *dev,
 {
 	unsigned int old, new;
 	pid_t        pid = dev->lock.pid;
-	char failed;
 
 	dev->lock.pid = 0;
 	do {
 		old  = *lock;
 		new  = 0;
-		_DRM_CAS(lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(lock, old, new));
+
 	if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) {
 		DRM_ERROR("%d freed heavyweight lock held by %d (pid %d)\n",
 			  context,
@@ -224,8 +220,6 @@ int DRM(notifier)(void *priv)
 {
 	drm_sigdata_t *s = (drm_sigdata_t *)priv;
 	unsigned int  old, new;
-	char failed;
-
 
 				/* Allow signal delivery if lock isn't held */
 	if (!_DRM_LOCK_IS_HELD(s->lock->lock)
@@ -236,8 +230,8 @@ int DRM(notifier)(void *priv)
 	do {
 		old  = s->lock->lock;
 		new  = old | _DRM_LOCK_CONT;
-		_DRM_CAS(&s->lock->lock, old, new, failed);
-	} while (failed);
+	} while (!atomic_cmpset_int(&s->lock->lock, old, new));
+
 	return 0;
 }
 
diff --git a/bsd/drm_memory.h b/bsd/drm_memory.h
index f7dc547a..aa81363f 100644
--- a/bsd/drm_memory.h
+++ b/bsd/drm_memory.h
@@ -31,9 +31,9 @@
 
 #include "drmP.h"
 
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__NetBSD__)
 #define malloctype DRM(M_DRM)
-/* The macros confliced in the MALLOC_DEFINE */
+/* The macros conflicted in the MALLOC_DEFINE */
 
 MALLOC_DEFINE(malloctype, "drm", "DRM Data Structures");
 
@@ -81,6 +81,10 @@ void DRM(mem_init)(void)
 {
 	drm_mem_stats_t *mem;
 
+#ifdef __NetBSD__
+	malloc_type_attach(DRM(M_DRM));
+#endif
+
 	DRM_SPININIT(DRM(mem_lock), "drm memory");
 
 	for (mem = DRM(mem_stats); mem->name; ++mem) {
@@ -95,9 +99,15 @@ void DRM(mem_init)(void)
 	DRM(ram_used)	   = 0;
 }
 
+void DRM(mem_uninit)(void)
+{
+	DRM_SPINUNINIT(DRM(mem_lock));
+}
+
 #ifdef __FreeBSD__
 /* drm_mem_info is called whenever a process reads /dev/drm/mem. */
-static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS
+static int DRM(_mem_info)(drm_mem_stats_t *stats, struct sysctl_oid *oidp, void *arg1, 
+    int arg2, struct sysctl_req *req)
 {
 	drm_mem_stats_t *pt;
 	char buf[128];
@@ -112,7 +122,7 @@ static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS
 	DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu	    |\n",
 		       "locked", 0, 0, 0, DRM(ram_used));
 	DRM_SYSCTL_PRINT("\n");
-	for (pt = DRM(mem_stats); pt->name; pt++) {
+	for (pt = stats; pt->name; pt++) {
 		DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n",
 			       pt->name,
 			       pt->succeed_count,
@@ -132,13 +142,22 @@ static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS
 int DRM(mem_info) DRM_SYSCTL_HANDLER_ARGS
 {
 	int ret;
-
+	drm_mem_stats_t *stats;
+	
+	stats = malloc(sizeof(DRM(mem_stats)), DRM(M_DRM), M_NOWAIT);
+	if (stats == NULL)
+		return ENOMEM;
+	
 	DRM_SPINLOCK(&DRM(mem_lock));
-	ret = DRM(_mem_info)(oidp, arg1, arg2, req);
+	bcopy(DRM(mem_stats), stats, sizeof(DRM(mem_stats)));
 	DRM_SPINUNLOCK(&DRM(mem_lock));
+	
+	ret = DRM(_mem_info)(stats, oidp, arg1, arg2, req);
+	
+	free(stats, DRM(M_DRM));
 	return ret;
 }
-#endif
+#endif /* __FreeBSD__ */
 
 void *DRM(alloc)(size_t size, int area)
 {
@@ -149,11 +168,7 @@ void *DRM(alloc)(size_t size, int area)
 		return NULL;
 	}
 
-#ifdef __FreeBSD__
 	if (!(pt = malloc(size, DRM(M_DRM), M_NOWAIT))) {
-#elif defined(__NetBSD__)
-	if (!(pt = malloc(size, M_DEVBUF, M_NOWAIT))) {
-#endif
 		DRM_SPINLOCK(&DRM(mem_lock));
 		++DRM(mem_stats)[area].fail_count;
 		DRM_SPINUNLOCK(&DRM(mem_lock));
@@ -203,13 +218,10 @@ void DRM(free)(void *pt, size_t size, int area)
 	int alloc_count;
 	int free_count;
 
-	if (!pt) DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n");
+	if (!pt)
+		DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n");
 	else
-#ifdef __FreeBSD__
-	free(pt, DRM(M_DRM));
-#elif defined(__NetBSD__)
-	free(pt, M_DEVBUF);
-#endif
+		free(pt, DRM(M_DRM));
 	DRM_SPINLOCK(&DRM(mem_lock));
 	DRM(mem_stats)[area].bytes_freed += size;
 	free_count  = ++DRM(mem_stats)[area].free_count;
@@ -221,25 +233,36 @@ void DRM(free)(void *pt, size_t size, int area)
 	}
 }
 
-void *DRM(ioremap)(unsigned long offset, unsigned long size)
+void *DRM(ioremap)( drm_device_t *dev, drm_local_map_t *map )
 {
 	void *pt;
 
-	if (!size) {
+	if (!map->size) {
 		DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
-			      "Mapping 0 bytes at 0x%08lx\n", offset);
+			      "Mapping 0 bytes at 0x%08lx\n", map->offset);
 		return NULL;
 	}
+#ifdef __NetBSD__
+	map->iot = dev->pa.pa_memt;
+#endif
 
-	if (!(pt = pmap_mapdev(offset, size))) {
+#ifdef __FreeBSD__
+	if (!(pt = pmap_mapdev(map->offset, map->size))) {
+#elif defined(__NetBSD__)
+	if (bus_space_map(map->iot, map->offset, map->size, 
+		BUS_SPACE_MAP_LINEAR, &map->ioh)) {
+#endif
 		DRM_SPINLOCK(&DRM(mem_lock));
 		++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count;
 		DRM_SPINUNLOCK(&DRM(mem_lock));
 		return NULL;
 	}
+#ifdef __NetBSD__
+	pt = bus_space_vaddr(map->iot, map->ioh);
+#endif
 	DRM_SPINLOCK(&DRM(mem_lock));
 	++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
-	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size;
+	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += map->size;
 	DRM_SPINUNLOCK(&DRM(mem_lock));
 	return pt;
 }
@@ -271,19 +294,23 @@ void *DRM(ioremap_nocache)(unsigned long offset, unsigned long size)
 }
 #endif
 
-void DRM(ioremapfree)(void *pt, unsigned long size)
+void DRM(ioremapfree)(drm_local_map_t *map)
 {
 	int alloc_count;
 	int free_count;
 
-	if (!pt)
+	if (map->handle == NULL)
 		DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
 			      "Attempt to free NULL pointer\n");
 	else
-		pmap_unmapdev((vm_offset_t) pt, size);
+#ifdef __FreeBSD__
+		pmap_unmapdev((vm_offset_t) map->handle, map->size);
+#elif defined(__NetBSD__)
+		bus_space_unmap(map->iot, map->ioh, map->size);
+#endif
 
 	DRM_SPINLOCK(&DRM(mem_lock));
-	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += size;
+	DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += map->size;
 	free_count  = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count;
 	alloc_count =	DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
 	DRM_SPINUNLOCK(&DRM(mem_lock));
diff --git a/bsd/drm_os_freebsd.h b/bsd/drm_os_freebsd.h
index 1a3feb6e..8b2e4581 100644
--- a/bsd/drm_os_freebsd.h
+++ b/bsd/drm_os_freebsd.h
@@ -79,6 +79,7 @@
 #define DRM_STRUCTPROC		struct thread
 #define DRM_SPINTYPE		struct mtx
 #define DRM_SPININIT(l,name)	mtx_init(&l, name, NULL, MTX_DEF)
+#define DRM_SPINUNINIT(l)	mtx_destroy(&l)
 #define DRM_SPINLOCK(l)		mtx_lock(l)
 #define DRM_SPINUNLOCK(u)	mtx_unlock(u);
 #define DRM_CURRENTPID		curthread->td_proc->p_pid
@@ -87,6 +88,7 @@
 #define DRM_STRUCTPROC		struct proc
 #define DRM_SPINTYPE		struct simplelock
 #define DRM_SPININIT(l,name)	simple_lock_init(&l)
+#define DRM_SPINUNINIT(l,name)
 #define DRM_SPINLOCK(l)		simple_lock(l)
 #define DRM_SPINUNLOCK(u)	simple_unlock(u);
 #define DRM_CURRENTPID		curproc->p_pid
@@ -102,10 +104,18 @@
 #define DRM_MALLOC(size)	malloc( size, DRM(M_DRM), M_NOWAIT )
 #define DRM_FREE(pt)		free( pt, DRM(M_DRM) )
 #define DRM_VTOPHYS(addr)	vtophys(addr)
-#define DRM_READ8(addr)		*((volatile char *)(addr))
-#define DRM_READ32(addr)	*((volatile long *)(addr))
-#define DRM_WRITE8(addr, val)	*((volatile char *)(addr)) = (val)
-#define DRM_WRITE32(addr, val)	*((volatile long *)(addr)) = (val)
+
+/* Read/write from bus space, with byteswapping to le if necessary */
+#define DRM_READ8(map, offset)		*(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset))
+#define DRM_READ32(map, offset)		*(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE8(map, offset, val)	*(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset)) = val
+#define DRM_WRITE32(map, offset, val)	*(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset)) = val
+/*
+#define DRM_READ8(map, offset)		bus_space_read_1(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_READ32(map, offset)		bus_space_read_4(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_WRITE8(map, offset, val)	bus_space_write_1( (map)->iot, (map)->ioh, (offset), (val) )
+#define DRM_WRITE32(map, offset, val)	bus_space_write_4( (map)->iot, (map)->ioh, (offset), (val) )
+*/
 #define DRM_AGP_FIND_DEVICE()	agp_find_device()
 #define DRM_ERR(v)		v
 
@@ -130,7 +140,7 @@ do {								\
 do {								\
 	drm_map_list_entry_t *listentry;			\
 	TAILQ_FOREACH(listentry, dev->maplist, link) {		\
-		drm_map_t *map = listentry->map;		\
+		drm_local_map_t *map = listentry->map;		\
 		if (map->type == _DRM_SHM &&			\
 			map->flags & _DRM_CONTAINS_LOCK) {	\
 			dev_priv->sarea = map;			\
@@ -166,7 +176,7 @@ while (!condition) {							\
 	copyin(user, kern, size)
 /* Macros for userspace access with checking readability once */
 /* FIXME: can't find equivalent functionality for nocheck yet.
- * It's be slower than linux, but should be correct.
+ * It'll be slower than linux, but should be correct.
  */
 #define DRM_VERIFYAREA_READ( uaddr, size )		\
 	(!useracc((caddr_t)uaddr, size, VM_PROT_READ))
@@ -175,20 +185,13 @@ while (!condition) {							\
 #define DRM_GET_USER_UNCHECKED(val, uaddr)			\
 	((val) = fuword(uaddr), 0)
 
-/* From machine/bus_at386.h on i386 */
-#define DRM_READMEMORYBARRIER()					\
-do {									\
-   	__asm __volatile("lock; addl $0,0(%%esp)" : : : "memory");	\
-} while (0)
-
-#define DRM_WRITEMEMORYBARRIER()					\
-do {									\
-   	__asm __volatile("" : : : "memory");				\
-} while (0)
-
+#define DRM_WRITEMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, 0);
+#define DRM_READMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, BUS_SPACE_BARRIER_READ);
 
 #define PAGE_ALIGN(addr) round_page(addr)
- 
+
 #ifndef M_WAITOK		/* M_WAITOK (=0) name removed in -current */
 #define M_WAITOK 0
 #endif
@@ -206,7 +209,7 @@ typedef struct drm_chipinfo
 	char *name;
 } drm_chipinfo_t;
 
-#define cpu_to_le32(x) (x)
+#define cpu_to_le32(x) (x)	/* FIXME */
 
 typedef u_int32_t dma_addr_t;
 typedef u_int32_t atomic_t;
@@ -223,6 +226,23 @@ typedef u_int8_t u8;
 #define atomic_sub(n, p)	atomic_subtract_int(p, n)
 
 /* Fake this */
+
+#if __FreeBSD_version < 500000
+/* The extra atomic functions from 5.0 haven't been merged to 4.x */
+static __inline int
+atomic_cmpset_int(int *dst, int old, int new)
+{
+	int s = splhigh();
+	if (*dst==old) {
+		*dst = new;
+		splx(s);
+		return 1;
+	}
+	splx(s);
+	return 0;
+}
+#endif
+
 static __inline atomic_t
 test_and_set_bit(int b, volatile void *p)
 {
@@ -284,20 +304,6 @@ find_first_zero_bit(volatile void *p, int max)
 
 #endif
 
-#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock)
-#define _DRM_CAS(lock,old,new,__ret)				       \
-	do {							       \
-		int __dummy;	/* Can't mark eax as clobbered */      \
-		__asm__ __volatile__(				       \
-			"lock ; cmpxchg %4,%1\n\t"		       \
-			"setnz %0"				       \
-			: "=d" (__ret),				       \
-			  "=m" (__drm_dummy_lock(lock)),	       \
-			  "=a" (__dummy)			       \
-			: "2" (old),				       \
-			  "r" (new));				       \
-	} while (0)
-
 /* Redefinitions to make templating easy */
 #define wait_queue_head_t	atomic_t
 #define agp_memory		void
diff --git a/bsd/drm_os_netbsd.h b/bsd/drm_os_netbsd.h
index 2082c047..b1c36196 100644
--- a/bsd/drm_os_netbsd.h
+++ b/bsd/drm_os_netbsd.h
@@ -17,6 +17,7 @@
 #include <uvm/uvm.h>
 #include <sys/vnode.h>
 #include <sys/poll.h>
+#include <sys/lkm.h>
 /* For TIOCSPGRP/TIOCGPGRP */
 #include <sys/ttycom.h>
 
@@ -31,11 +32,9 @@
 #include <dev/pci/pcireg.h>
 #include <dev/pci/pcivar.h>
  
-#include "drmvar.h"
-
 #define __REALLY_HAVE_AGP	__HAVE_AGP
 
-#define __REALLY_HAVE_MTRR	0
+#define __REALLY_HAVE_MTRR	1
 #define __REALLY_HAVE_SG	0
 
 #if __REALLY_HAVE_AGP
@@ -43,8 +42,7 @@
 #include <sys/agpio.h>
 #endif
 
-#define device_t struct device *
-extern struct cfdriver DRM(_cd);
+#include <opt_drm.h>
 
 #if DRM_DEBUG
 #undef  DRM_DEBUG_CODE
@@ -52,36 +50,54 @@ extern struct cfdriver DRM(_cd);
 #endif
 #undef DRM_DEBUG
 
+#if DRM_LINUX
+#undef DRM_LINUX	/* FIXME: Linux compat has not been ported yet */
+#endif
+
+typedef drm_device_t *device_t;
+
+extern struct cfdriver DRM(cd);
+
 #define DRM_TIME_SLICE	      (hz/20)  /* Time slice for GLXContexts	  */
 
 #define DRM_DEV_MODE	(S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
 #define DRM_DEV_UID	0
 #define DRM_DEV_GID	0
-#define CDEV_MAJOR	90
+#define CDEV_MAJOR	34
 
 #define DRM_CURPROC		curproc
-#define DRM_STRUCTPROC	struct proc
+#define DRM_STRUCTPROC		struct proc
 #define DRM_SPINTYPE		struct simplelock
 #define DRM_SPININIT(l,name)	simple_lock_init(&l)
-#define DRM_SPINLOCK(l)	simple_lock(l)
+#define DRM_SPINUNINIT(l)
+#define DRM_SPINLOCK(l)		simple_lock(l)
 #define DRM_SPINUNLOCK(u)	simple_unlock(u);
-#define DRM_CURRENTPID       curproc->p_pid
+#define DRM_CURRENTPID		curproc->p_pid
 
 #define DRM_IOCTL_ARGS		dev_t kdev, u_long cmd, caddr_t data, int flags, DRM_STRUCTPROC *p
 #define DRM_LOCK		lockmgr(&dev->dev_lock, LK_EXCLUSIVE, NULL)
 #define DRM_UNLOCK 		lockmgr(&dev->dev_lock, LK_RELEASE, NULL)
 #define DRM_SUSER(p)		suser(p->p_ucred, &p->p_acflag)
 #define DRM_TASKQUEUE_ARGS	void *dev, int pending
-#define DRM_IRQ_ARGS		void *device
-#define DRM_DEVICE		drm_device_t *dev = device_lookup(&DRM(_cd), minor(kdev))
+#define DRM_IRQ_ARGS		void *arg
+#define DRM_DEVICE		drm_device_t *dev = device_lookup(&DRM(cd), minor(kdev))
+/* XXX Not sure if this is the 'right' version.. */
+#if __NetBSD_Version__ >= 106140000
+MALLOC_DECLARE(DRM(M_DRM));
+#else
+/* XXX Make sure this works */
+extern const int DRM(M_DRM) = M_DEVBUF;
+#endif /* __NetBSD_Version__ */
 #define DRM_MALLOC(size)	malloc( size, DRM(M_DRM), M_NOWAIT )
 #define DRM_FREE(pt)		free( pt, DRM(M_DRM) )
 #define DRM_VTOPHYS(addr)	vtophys(addr)
-#define DRM_READ8(addr)	*((volatile char *)(addr))
-#define DRM_READ32(addr)	*((volatile long *)(addr))
-#define DRM_WRITE8(addr, val)	*((volatile char *)(addr)) = (val)
-#define DRM_WRITE32(addr, val)	*((volatile long *)(addr)) = (val)
-#define DRM_AGP_FIND_DEVICE()
+
+#define DRM_READ8(map, offset)		bus_space_read_1(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_READ32(map, offset)		bus_space_read_4(  (map)->iot, (map)->ioh, (offset) )
+#define DRM_WRITE8(map, offset, val)	bus_space_write_1( (map)->iot, (map)->ioh, (offset), (val) )
+#define DRM_WRITE32(map, offset, val)	bus_space_write_4( (map)->iot, (map)->ioh, (offset), (val) )
+
+#define DRM_AGP_FIND_DEVICE()	agp_find_device(0)
 
 #define DRM_PRIV					\
 	drm_file_t	*priv	= (drm_file_t *) DRM(find_file_by_proc)(dev, p); \
@@ -104,7 +120,7 @@ do {								\
 do {								\
 	drm_map_list_entry_t *listentry;			\
 	TAILQ_FOREACH(listentry, dev->maplist, link) {		\
-		drm_map_t *map = listentry->map;		\
+		drm_local_map_t *map = listentry->map;		\
 		if (map->type == _DRM_SHM &&			\
 			map->flags & _DRM_CONTAINS_LOCK) {	\
 			dev_priv->sarea = map;			\
@@ -113,7 +129,15 @@ do {								\
 	}							\
 } while (0)
 
-#define return DRM_ERR(v)	return v;
+#define DRM_HZ hz
+
+#define DRM_WAIT_ON( ret, queue, timeout, condition )		\
+while (!condition) {						\
+	ret = tsleep( (void *)&(queue), PZERO | PCATCH, "drmwtq", (timeout) ); \
+	if ( ret )						\
+		return ret;					\
+}
+
 #define DRM_ERR(v)		v
 
 #define DRM_COPY_TO_USER_IOCTL(arg1, arg2, arg3) \
@@ -124,21 +148,25 @@ do {								\
 	copyout(arg2, arg1, arg3)
 #define DRM_COPY_FROM_USER(arg1, arg2, arg3) \
 	copyin(arg2, arg1, arg3)
+/* Macros for userspace access with checking readability once */
+/* FIXME: can't find equivalent functionality for nocheck yet.
+ * It'll be slower than linux, but should be correct.
+ */
+#define DRM_VERIFYAREA_READ( uaddr, size )		\
+	(!uvm_useracc((caddr_t)uaddr, size, VM_PROT_READ))
+#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) 	\
+	copyin(arg2, arg1, arg3)
+#define DRM_GET_USER_UNCHECKED(val, uaddr)			\
+	((val) = fuword(uaddr), 0)
 
-#define DRM_READMEMORYBARRIER \
-{												\
-   	int xchangeDummy;									\
-	DRM_DEBUG("%s\n", __FUNCTION__);							\
-   	__asm__ volatile(" push %%eax ; xchg %%eax, %0 ; pop %%eax" : : "m" (xchangeDummy));	\
-   	__asm__ volatile(" push %%eax ; push %%ebx ; push %%ecx ; push %%edx ;"			\
-			 " movl $0,%%eax ; cpuid ; pop %%edx ; pop %%ecx ; pop %%ebx ;"		\
-			 " pop %%eax" : /* no outputs */ :  /* no inputs */ );			\
-} while (0);
-
-#define DRM_WRITEMEMORYBARRIER DRM_READMEMORYBARRIER
+#define DRM_WRITEMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, 0);
+#define DRM_READMEMORYBARRIER( map )					\
+	bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, BUS_SPACE_BARRIER_READ);
 
-#define DRM_WAKEUP(w) wakeup(w)
+#define DRM_WAKEUP(w) wakeup((void *)w)
 #define DRM_WAKEUP_INT(w) wakeup(w)
+#define DRM_INIT_WAITQUEUE( queue )  do {} while (0)
 
 #define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
 
@@ -150,8 +178,10 @@ typedef struct drm_chipinfo
 	char *name;
 } drm_chipinfo_t;
 
+#define cpu_to_le32(x) (x)	/* FIXME */
+
 typedef u_int32_t dma_addr_t;
-typedef volatile u_int32_t atomic_t;
+typedef volatile long atomic_t;
 typedef u_int32_t cycles_t;
 typedef u_int32_t spinlock_t;
 typedef u_int32_t u32;
@@ -160,20 +190,35 @@ typedef u_int8_t u8;
 typedef dev_type_ioctl(d_ioctl_t);
 typedef vaddr_t vm_offset_t;
 
+/* FIXME */
 #define atomic_set(p, v)	(*(p) = (v))
 #define atomic_read(p)		(*(p))
-#define atomic_inc(p)		atomic_add_int(p, 1)
-#define atomic_dec(p)		atomic_subtract_int(p, 1)
-#define atomic_add(n, p)	atomic_add_int(p, n)
-#define atomic_sub(n, p)	atomic_subtract_int(p, n)
+#define atomic_inc(p)		(*(p) += 1)
+#define atomic_dec(p)		(*(p) -= 1)
+#define atomic_add(n, p)	(*(p) += (n))
+#define atomic_sub(n, p)	(*(p) -= (n))
 
-/* FIXME: Is NetBSD's kernel non-reentrant? */
+/* FIXME */
 #define atomic_add_int(p, v)      *(p) += v
 #define atomic_subtract_int(p, v) *(p) -= v
 #define atomic_set_int(p, bits)   *(p) |= (bits)
 #define atomic_clear_int(p, bits) *(p) &= ~(bits)
 
 /* Fake this */
+
+static __inline int
+atomic_cmpset_int(__volatile__ int *dst, int old, int new)
+{
+	int s = splhigh();
+	if (*dst==old) {
+		*dst = new;
+		splx(s);
+		return 1;
+	}
+	splx(s);
+	return 0;
+}
+
 static __inline atomic_t
 test_and_set_bit(int b, atomic_t *p)
 {
@@ -223,20 +268,6 @@ find_first_zero_bit(atomic_t *p, int max)
 #define spldrm()		spltty()
 #define jiffies			hardclock_ticks
 
-#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock)
-#define _DRM_CAS(lock,old,new,__ret)				       \
-	do {							       \
-		int __dummy;	/* Can't mark eax as clobbered */      \
-		__asm__ __volatile__(				       \
-			"lock ; cmpxchg %4,%1\n\t"		       \
-			"setnz %0"				       \
-			: "=d" (__ret),				       \
-			  "=m" (__drm_dummy_lock(lock)),	       \
-			  "=a" (__dummy)			       \
-			: "2" (old),				       \
-			  "r" (new));				       \
-	} while (0)
-
 /* Redefinitions to make templating easy */
 #define wait_queue_head_t	atomic_t
 #define agp_memory		void
@@ -257,7 +288,7 @@ do { \
 #define DRM_DEBUG(fmt, arg...)						  \
 	do {								  \
 		if (DRM(flags) & DRM_FLAG_DEBUG)			  \
-			printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__,## arg); \
+			printf("[" DRM_NAME ":%s] " fmt , __FUNCTION__ ,## arg); \
 	} while (0)
 #else
 #define DRM_DEBUG(fmt, arg...)		 do { } while (0)
diff --git a/bsd/drm_scatter.h b/bsd/drm_scatter.h
index c16b7c05..f639b697 100644
--- a/bsd/drm_scatter.h
+++ b/bsd/drm_scatter.h
@@ -40,9 +40,6 @@ void DRM(sg_cleanup)( drm_sg_mem_t *entry )
 	DRM(free)( entry->busaddr,
 		   entry->pages * sizeof(*entry->busaddr),
 		   DRM_MEM_PAGES );
-	DRM(free)( entry->pagelist,
-		   entry->pages * sizeof(*entry->pagelist),
-		   DRM_MEM_PAGES );
 	DRM(free)( entry,
 		   sizeof(*entry),
 		   DRM_MEM_SGLISTS );
@@ -73,21 +70,10 @@ int DRM(sg_alloc)( DRM_IOCTL_ARGS )
 	DRM_DEBUG( "sg size=%ld pages=%ld\n", request.size, pages );
 
 	entry->pages = pages;
-	entry->pagelist = DRM(alloc)( pages * sizeof(*entry->pagelist),
-				     DRM_MEM_PAGES );
-	if ( !entry->pagelist ) {
-		DRM(free)( entry, sizeof(*entry), DRM_MEM_SGLISTS );
-		return ENOMEM;
-	}
-
-	bzero(entry->pagelist, pages * sizeof(*entry->pagelist));
 
 	entry->busaddr = DRM(alloc)( pages * sizeof(*entry->busaddr),
 				     DRM_MEM_PAGES );
 	if ( !entry->busaddr ) {
-		DRM(free)( entry->pagelist,
-			   entry->pages * sizeof(*entry->pagelist),
-			   DRM_MEM_PAGES );
 		DRM(free)( entry,
 			   sizeof(*entry),
 			   DRM_MEM_SGLISTS );
@@ -100,9 +86,6 @@ int DRM(sg_alloc)( DRM_IOCTL_ARGS )
 		DRM(free)( entry->busaddr,
 			   entry->pages * sizeof(*entry->busaddr),
 			   DRM_MEM_PAGES );
-		DRM(free)( entry->pagelist,
-			   entry->pages * sizeof(*entry->pagelist),
-			   DRM_MEM_PAGES );
 		DRM(free)( entry,
 			   sizeof(*entry),
 			   DRM_MEM_SGLISTS );
@@ -124,46 +107,6 @@ int DRM(sg_alloc)( DRM_IOCTL_ARGS )
 
 	dev->sg = entry;
 
-#if DEBUG_SCATTER
-	/* Verify that each page points to its virtual address, and vice
-	 * versa.
-	 */
-	{
-	int error = 0;
-
-	for ( i = 0 ; i < pages ; i++ ) {
-		unsigned long *tmp;
-
-		tmp = page_address( entry->pagelist[i] );
-		for ( j = 0 ;
-		      j < PAGE_SIZE / sizeof(unsigned long) ;
-		      j++, tmp++ ) {
-			*tmp = 0xcafebabe;
-		}
-		tmp = (unsigned long *)((u8 *)entry->virtual +
-					(PAGE_SIZE * i));
-		for( j = 0 ;
-		     j < PAGE_SIZE / sizeof(unsigned long) ;
-		     j++, tmp++ ) {
-			if ( *tmp != 0xcafebabe && error == 0 ) {
-				error = 1;
-				DRM_ERROR( "Scatter allocation error, "
-					   "pagelist does not match "
-					   "virtual mapping\n" );
-			}
-		}
-		tmp = page_address( entry->pagelist[i] );
-		for(j = 0 ;
-		    j < PAGE_SIZE / sizeof(unsigned long) ;
-		    j++, tmp++) {
-			*tmp = 0;
-		}
-	}
-	if (error == 0)
-		DRM_ERROR( "Scatter allocation matches pagelist\n" );
-	}
-#endif
-
 	return 0;
 
 	DRM(sg_cleanup)( entry );
diff --git a/bsd/drm_sysctl.h b/bsd/drm_sysctl.h
index 2ec7ff95..7cb5be22 100644
--- a/bsd/drm_sysctl.h
+++ b/bsd/drm_sysctl.h
@@ -125,7 +125,7 @@ static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS
 static int DRM(_vm_info)DRM_SYSCTL_HANDLER_ARGS
 {
 	drm_device_t *dev = arg1;
-	drm_map_t    *map;
+	drm_local_map_t    *map;
 	drm_map_list_entry_t    *listentry;
 	const char   *types[] = { "FB", "REG", "SHM" };
 	const char   *type;
@@ -203,7 +203,7 @@ static int DRM(_queues_info)DRM_SYSCTL_HANDLER_ARGS
 				     q->read_queue ? 'r':'-',
 				     q->write_queue ? 'w':'-',
 				     q->flush_queue ? 'f':'-',
-				     DRM_BUFCOUNT(&q->waitlist),
+				     (int)DRM_BUFCOUNT(&q->waitlist),
 				     atomic_read(&q->total_flushed),
 				     atomic_read(&q->total_queued),
 				     atomic_read(&q->total_locks));
diff --git a/bsd/drm_vm.h b/bsd/drm_vm.h
index 70a5b0e6..040d58b8 100644
--- a/bsd/drm_vm.h
+++ b/bsd/drm_vm.h
@@ -27,7 +27,7 @@ paddr_t DRM(mmap)(dev_t kdev, off_t offset, int prot)
 #endif
 {
 	DRM_DEVICE;
-	drm_map_t	*map	= NULL;
+	drm_local_map_t *map	= NULL;
 	drm_map_list_entry_t *listentry=NULL;
 	drm_file_t *priv;
 
diff --git a/bsd/gamma.h b/bsd/gamma.h
deleted file mode 100644
index 161dc048..00000000
--- a/bsd/gamma.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/* gamma.c -- 3dlabs GMX 2000 driver -*- linux-c -*-
- * Created: Mon Jan  4 08:58:31 1999 by gareth@valinux.com
- *
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Gareth Hughes <gareth@valinux.com>
- */
-
-#ifndef __GAMMA_H__
-#define __GAMMA_H__
-
-/* This remains constant for all DRM template files.
- */
-#define DRM(x) gamma_##x
-
-/* General customization:
- */
-#define __HAVE_MTRR			1
-
-/* DMA customization:
- */
-#define __HAVE_DMA			1
-#define __HAVE_OLD_DMA			1
-#define __HAVE_PCI_DMA			1
-
-#define __HAVE_MULTIPLE_DMA_QUEUES	1
-#define __HAVE_DMA_WAITQUEUE		1
-
-#define __HAVE_DMA_WAITLIST		1
-#define __HAVE_DMA_FREELIST		1
-
-#define __HAVE_DMA_FLUSH		1
-#define __HAVE_DMA_SCHEDULE		1
-
-#define __HAVE_DMA_READY		1
-#define DRIVER_DMA_READY() do {						\
-	gamma_dma_ready(dev);						\
-} while (0)
-
-#define __HAVE_DMA_QUIESCENT		1
-#define DRIVER_DMA_QUIESCENT() do {					\
-	/* FIXME ! */ 							\
-	gamma_dma_quiescent_dual(dev);					\
-	return 0;							\
-} while (0)
-
-#define __HAVE_DMA_IRQ			1
-#define __HAVE_DMA_IRQ_BH		1
-
-#endif /* __GAMMA_H__ */
diff --git a/bsd/gamma/Makefile b/bsd/gamma/Makefile
deleted file mode 100644
index d416e463..00000000
--- a/bsd/gamma/Makefile
+++ /dev/null
@@ -1,23 +0,0 @@
-# $FreeBSD$
-
-.PATH:	${.CURDIR}/..
-KMOD	= gamma
-NOMAN=	YES
-SRCS    = gamma_drv.c gamma_dma.c
-SRCS   += device_if.h bus_if.h pci_if.h opt_drm.h
-CFLAGS += ${DEBUG_FLAGS} -I. -I..
-
-.if defined(DRM_DEBUG)
-DRM_DEBUG_OPT= "\#define DRM_DEBUG 1"
-.endif
-
-.if !defined(DRM_NOLINUX)
-DRM_LINUX_OPT= "\#define DRM_LINUX 1"
-.endif
-
-opt_drm.h:
-	touch opt_drm.h
-	echo $(DRM_DEBUG_OPT) >> opt_drm.h
-	echo $(DRM_LINUX_OPT) >> opt_drm.h
-
-.include <bsd.kmod.mk>
diff --git a/bsd/gamma_dma.c b/bsd/gamma_dma.c
deleted file mode 100644
index 714554d2..00000000
--- a/bsd/gamma_dma.c
+++ /dev/null
@@ -1,611 +0,0 @@
-/* gamma_dma.c -- DMA support for GMX 2000 -*- linux-c -*-
- * Created: Fri Mar 19 14:30:16 1999 by faith@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Rickard E. (Rik) Faith <faith@valinux.com>
- *
- */
-
-
-
-#include "gamma.h"
-#include "drmP.h"
-#include "drm.h"
-#include "gamma_drm.h"
-#include "gamma_drv.h"
-
-
-static __inline__ void gamma_dma_dispatch(drm_device_t *dev, unsigned long address,
-				      unsigned long length)
-{
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-
-	GAMMA_WRITE(GAMMA_DMAADDRESS, DRM_VTOPHYS((void *)address));
-	while (GAMMA_READ(GAMMA_GCOMMANDSTATUS) != 4)
-		;
-	GAMMA_WRITE(GAMMA_DMACOUNT, length / 4);
-}
-
-void gamma_dma_quiescent_single(drm_device_t *dev)
-{
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-
-	while (GAMMA_READ(GAMMA_DMACOUNT))
-		;
-	while (GAMMA_READ(GAMMA_INFIFOSPACE) < 3)
-		;
-
-	GAMMA_WRITE(GAMMA_FILTERMODE, 1 << 10);
-	GAMMA_WRITE(GAMMA_SYNC, 0);
-
-	do {
-		while (!GAMMA_READ(GAMMA_OUTFIFOWORDS))
-			;
-	} while (GAMMA_READ(GAMMA_OUTPUTFIFO) != GAMMA_SYNC_TAG);
-}
-
-void gamma_dma_quiescent_dual(drm_device_t *dev)
-{
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-
-	while (GAMMA_READ(GAMMA_DMACOUNT))
-		;
-	while (GAMMA_READ(GAMMA_INFIFOSPACE) < 3)
-		;
-
-	GAMMA_WRITE(GAMMA_BROADCASTMASK, 3);
-
-	GAMMA_WRITE(GAMMA_FILTERMODE, 1 << 10);
-	GAMMA_WRITE(GAMMA_SYNC, 0);
-
-				/* Read from first MX */
-	do {
-		while (!GAMMA_READ(GAMMA_OUTFIFOWORDS))
-			;
-	} while (GAMMA_READ(GAMMA_OUTPUTFIFO) != GAMMA_SYNC_TAG);
-
-				/* Read from second MX */
-	do {
-		while (!GAMMA_READ(GAMMA_OUTFIFOWORDS + 0x10000))
-			;
-	} while (GAMMA_READ(GAMMA_OUTPUTFIFO + 0x10000) != GAMMA_SYNC_TAG);
-}
-
-void gamma_dma_ready(drm_device_t *dev)
-{
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-
-	while (GAMMA_READ(GAMMA_DMACOUNT))
-		;
-}
-
-static __inline__ int gamma_dma_is_ready(drm_device_t *dev)
-{
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-
-	return !GAMMA_READ(GAMMA_DMACOUNT);
-}
-
-void gamma_dma_service( DRM_IRQ_ARGS)
-{
-	drm_device_t	    *dev      = (drm_device_t *)arg;
-	drm_device_dma_t    *dma      = dev->dma;
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-
-	atomic_inc(&dev->counts[6]); /* _DRM_STAT_IRQ */
-	GAMMA_WRITE(GAMMA_GDELAYTIMER, 0xc350/2); /* 0x05S */
-	GAMMA_WRITE(GAMMA_GCOMMANDINTFLAGS, 8);
-	GAMMA_WRITE(GAMMA_GINTFLAGS, 0x2001);
-	if (gamma_dma_is_ready(dev)) {
-				/* Free previous buffer */
-		if (test_and_set_bit(0, &dev->dma_flag)) return;
-		if (dma->this_buffer) {
-			gamma_free_buffer(dev, dma->this_buffer);
-			dma->this_buffer = NULL;
-		}
-		clear_bit(0, &dev->dma_flag);
-
-		taskqueue_enqueue(taskqueue_swi, &dev->task);
-	}
-}
-
-/* Only called by gamma_dma_schedule. */
-static int gamma_do_dma(drm_device_t *dev, int locked)
-{
-	unsigned long	 address;
-	unsigned long	 length;
-	drm_buf_t	 *buf;
-	int		 retcode = 0;
-	drm_device_dma_t *dma = dev->dma;
-#if DRM_DMA_HISTOGRAM
-	cycles_t	 dma_start, dma_stop;
-#endif
-
-	if (test_and_set_bit(0, &dev->dma_flag)) return DRM_ERR( EBUSY );
-
-#if DRM_DMA_HISTOGRAM
-	dma_start = get_cycles();
-#endif
-
-	if (!dma->next_buffer) {
-		DRM_ERROR("No next_buffer\n");
-		clear_bit(0, &dev->dma_flag);
-		return DRM_ERR( EINVAL );
-	}
-
-	buf	= dma->next_buffer;
-	address = (unsigned long)buf->address;
-	length	= buf->used;
-
-	DRM_DEBUG("context %d, buffer %d (%ld bytes)\n",
-		  buf->context, buf->idx, length);
-
-	if (buf->list == DRM_LIST_RECLAIM) {
-		gamma_clear_next_buffer(dev);
-		gamma_free_buffer(dev, buf);
-		clear_bit(0, &dev->dma_flag);
-		return DRM_ERR( EINVAL );
-	}
-
-	if (!length) {
-		DRM_ERROR("0 length buffer\n");
-		gamma_clear_next_buffer(dev);
-		gamma_free_buffer(dev, buf);
-		clear_bit(0, &dev->dma_flag);
-		return 0;
-	}
-
-	if (!gamma_dma_is_ready(dev)) {
-		clear_bit(0, &dev->dma_flag);
-		return DRM_ERR( EBUSY );
-	}
-
-	if (buf->while_locked) {
-		if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-			DRM_ERROR("Dispatching buffer %d from pid %d"
-				  " \"while locked\", but no lock held\n",
-				  buf->idx, buf->pid);
-		}
-	} else {
-		if (!locked && !gamma_lock_take(&dev->lock.hw_lock->lock,
-					      DRM_KERNEL_CONTEXT)) {
-			clear_bit(0, &dev->dma_flag);
-			return DRM_ERR( EBUSY );
-		}
-	}
-
-	if (dev->last_context != buf->context
-	    && !(dev->queuelist[buf->context]->flags
-		 & _DRM_CONTEXT_PRESERVED)) {
-				/* PRE: dev->last_context != buf->context */
-		if (DRM(context_switch)(dev, dev->last_context,
-					buf->context)) {
-			DRM(clear_next_buffer)(dev);
-			DRM(free_buffer)(dev, buf);
-		}
-		retcode = EBUSY;
-		goto cleanup;
-
-				/* POST: we will wait for the context
-				   switch and will dispatch on a later call
-				   when dev->last_context == buf->context.
-				   NOTE WE HOLD THE LOCK THROUGHOUT THIS
-				   TIME! */
-	}
-
-	gamma_clear_next_buffer(dev);
-	buf->pending	 = 1;
-	buf->waiting	 = 0;
-	buf->list	 = DRM_LIST_PEND;
-#if DRM_DMA_HISTOGRAM
-	buf->time_dispatched = get_cycles();
-#endif
-
-	gamma_dma_dispatch(dev, address, length);
-	gamma_free_buffer(dev, dma->this_buffer);
-	dma->this_buffer = buf;
-
-	atomic_inc(&dev->counts[7]); /* _DRM_STAT_DMA */
-	atomic_add(length, &dev->counts[8]); /* _DRM_STAT_PRIMARY */
-
-	if (!buf->while_locked && !dev->context_flag && !locked) {
-		if (gamma_lock_free(dev, &dev->lock.hw_lock->lock,
-				  DRM_KERNEL_CONTEXT)) {
-			DRM_ERROR("\n");
-		}
-	}
-cleanup:
-
-	clear_bit(0, &dev->dma_flag);
-
-#if DRM_DMA_HISTOGRAM
-	dma_stop = get_cycles();
-	atomic_inc(&dev->histo.dma[gamma_histogram_slot(dma_stop - dma_start)]);
-#endif
-
-	return DRM_ERR( retcode );
-}
-
-static void gamma_dma_timer_bh(unsigned long dev)
-{
-	gamma_dma_schedule((drm_device_t *)dev, 0);
-}
-
-void gamma_dma_immediate_bh(DRM_TASKQUEUE_ARGS)
-{
-	gamma_dma_schedule(arg, 0);
-}
-
-int gamma_dma_schedule(drm_device_t *dev, int locked)
-{
-	int		 next;
-	drm_queue_t	 *q;
-	drm_buf_t	 *buf;
-	int		 retcode   = 0;
-	int		 processed = 0;
-	int		 missed;
-	int		 expire	   = 20;
-	drm_device_dma_t *dma	   = dev->dma;
-#if DRM_DMA_HISTOGRAM
-	cycles_t	 schedule_start;
-#endif
-
-	if (test_and_set_bit(0, &dev->interrupt_flag)) {
-				/* Not reentrant */
-		atomic_inc(&dev->counts[10]); /* _DRM_STAT_MISSED */
-		return DRM_ERR( EBUSY );
-	}
-	missed = atomic_read(&dev->counts[10]);
-
-#if DRM_DMA_HISTOGRAM
-	schedule_start = get_cycles();
-#endif
-
-again:
-	if (dev->context_flag) {
-		clear_bit(0, &dev->interrupt_flag);
-		return DRM_ERR( EBUSY );
-	}
-	if (dma->next_buffer) {
-				/* Unsent buffer that was previously
-				   selected, but that couldn't be sent
-				   because the lock could not be obtained
-				   or the DMA engine wasn't ready.  Try
-				   again. */
-		if (!(retcode = gamma_do_dma(dev, locked))) ++processed;
-	} else {
-		do {
-			next = gamma_select_queue(dev, gamma_dma_timer_bh);
-			if (next >= 0) {
-				q   = dev->queuelist[next];
-				buf = gamma_waitlist_get(&q->waitlist);
-				dma->next_buffer = buf;
-				dma->next_queue	 = q;
-				if (buf && buf->list == DRM_LIST_RECLAIM) {
-					gamma_clear_next_buffer(dev);
-					gamma_free_buffer(dev, buf);
-				}
-			}
-		} while (next >= 0 && !dma->next_buffer);
-		if (dma->next_buffer) {
-			if (!(retcode = gamma_do_dma(dev, locked))) {
-				++processed;
-			}
-		}
-	}
-
-	if (--expire) {
-		if (missed != atomic_read(&dev->counts[10])) {
-			if (gamma_dma_is_ready(dev)) goto again;
-		}
-		if (processed && gamma_dma_is_ready(dev)) {
-			processed = 0;
-			goto again;
-		}
-	}
-
-	clear_bit(0, &dev->interrupt_flag);
-
-#if DRM_DMA_HISTOGRAM
-	atomic_inc(&dev->histo.schedule[gamma_histogram_slot(get_cycles()
-							   - schedule_start)]);
-#endif
-	return retcode;
-}
-
-static int gamma_dma_priority(drm_device_t *dev, drm_dma_t *d)
-{
-	unsigned long	  address;
-	unsigned long	  length;
-	int		  must_free = 0;
-	int		  retcode   = 0;
-	int		  i;
-	int		  idx;
-	drm_buf_t	  *buf;
-	drm_buf_t	  *last_buf = NULL;
-	drm_device_dma_t  *dma	    = dev->dma;
-	static int never;
-
-				/* Turn off interrupt handling */
-	while (test_and_set_bit(0, &dev->interrupt_flag)) {
-		retcode = tsleep(&never, PZERO|PCATCH, "gamp1", 1);
-		if (retcode)
-			return retcode;
-	}
-	if (!(d->flags & _DRM_DMA_WHILE_LOCKED)) {
-		while (!gamma_lock_take(&dev->lock.hw_lock->lock,
-				      DRM_KERNEL_CONTEXT)) {
-			retcode = tsleep(&never, PZERO|PCATCH, "gamp2", 1);
-			if (retcode)
-				return retcode;
-		}
-		++must_free;
-	}
-
-	for (i = 0; i < d->send_count; i++) {
-		idx = d->send_indices[i];
-		if (idx < 0 || idx >= dma->buf_count) {
-			DRM_ERROR("Index %d (of %d max)\n",
-				  d->send_indices[i], dma->buf_count - 1);
-			continue;
-		}
-		buf = dma->buflist[ idx ];
-		if (buf->pid != DRM_CURRENTPID) {
-			DRM_ERROR("Process %d using buffer owned by %d\n",
-				  DRM_CURRENTPID, buf->pid);
-			retcode = EINVAL;
-			goto cleanup;
-		}
-		if (buf->list != DRM_LIST_NONE) {
-			DRM_ERROR("Process %d using %d's buffer on list %d\n",
-				  DRM_CURRENTPID, buf->pid, buf->list);
-			retcode = EINVAL;
-			goto cleanup;
-		}
-				/* This isn't a race condition on
-				   buf->list, since our concern is the
-				   buffer reclaim during the time the
-				   process closes the /dev/drm? handle, so
-				   it can't also be doing DMA. */
-		buf->list	  = DRM_LIST_PRIO;
-		buf->used	  = d->send_sizes[i];
-		buf->context	  = d->context;
-		buf->while_locked = d->flags & _DRM_DMA_WHILE_LOCKED;
-		address		  = (unsigned long)buf->address;
-		length		  = buf->used;
-		if (!length) {
-			DRM_ERROR("0 length buffer\n");
-		}
-		if (buf->pending) {
-			DRM_ERROR("Sending pending buffer:"
-				  " buffer %d, offset %d\n",
-				  d->send_indices[i], i);
-			retcode = EINVAL;
-			goto cleanup;
-		}
-		if (buf->waiting) {
-			DRM_ERROR("Sending waiting buffer:"
-				  " buffer %d, offset %d\n",
-				  d->send_indices[i], i);
-			retcode = EINVAL;
-			goto cleanup;
-		}
-		buf->pending = 1;
-
-		if (dev->last_context != buf->context
-		    && !(dev->queuelist[buf->context]->flags
-			 & _DRM_CONTEXT_PRESERVED)) {
-			/* PRE: dev->last_context != buf->context */
-			DRM(context_switch)(dev, dev->last_context,
-					    buf->context);
-				/* POST: we will wait for the context
-				   switch and will dispatch on a later call
-				   when dev->last_context == buf->context.
-				   NOTE WE HOLD THE LOCK THROUGHOUT THIS
-				   TIME! */
-			retcode = tsleep(&dev->context_wait,  PZERO|PCATCH,
-				       "gamctx", 0);
-			if (retcode)
-				goto cleanup;
-			if (dev->last_context != buf->context) {
-				DRM_ERROR("Context mismatch: %d %d\n",
-					  dev->last_context,
-					  buf->context);
-			}
-		}
-
-#if DRM_DMA_HISTOGRAM
-		buf->time_queued     = get_cycles();
-		buf->time_dispatched = buf->time_queued;
-#endif
-		gamma_dma_dispatch(dev, address, length);
-		atomic_inc(&dev->counts[9]); /* _DRM_STAT_SPECIAL */
-		atomic_add(length, &dev->counts[8]); /* _DRM_STAT_PRIMARY */
-
-		if (last_buf) {
-			gamma_free_buffer(dev, last_buf);
-		}
-		last_buf = buf;
-	}
-
-
-cleanup:
-	if (last_buf) {
-		gamma_dma_ready(dev);
-		gamma_free_buffer(dev, last_buf);
-	}
-
-	if (must_free && !dev->context_flag) {
-		if (gamma_lock_free(dev, &dev->lock.hw_lock->lock,
-				  DRM_KERNEL_CONTEXT)) {
-			DRM_ERROR("\n");
-		}
-	}
-	clear_bit(0, &dev->interrupt_flag);
-	return DRM_ERR( retcode );
-}
-
-static int gamma_dma_send_buffers(drm_device_t *dev, drm_dma_t *d)
-{
-	drm_buf_t	  *last_buf = NULL;
-	int		  retcode   = 0;
-	drm_device_dma_t  *dma	    = dev->dma;
-
-	if (d->flags & _DRM_DMA_BLOCK) {
-		last_buf = dma->buflist[d->send_indices[d->send_count-1]];
-		atomic_inc(&last_buf->dma_wait);
-	}
-
-	if ((retcode = gamma_dma_enqueue(dev, d))) {
-		if (d->flags & _DRM_DMA_BLOCK)
-			atomic_dec(&last_buf->dma_wait);
-		return retcode;
-	}
-
-	gamma_dma_schedule(dev, 0);
-
-	if (d->flags & _DRM_DMA_BLOCK) {
-		DRM_DEBUG("%d waiting\n", DRM_CURRENTPID);
-		for (;;) {
-			retcode = tsleep(&last_buf->dma_wait, PZERO|PCATCH,
-					 "gamdw", 0);
-			if (!last_buf->waiting
-			    && !last_buf->pending)
-				break; /* finished */
-			if (retcode)
-				break;
-		}
-		atomic_dec(&last_buf->dma_wait);
-		DRM_DEBUG("%d running\n", DRM_CURRENTPID);
-		if (!retcode
-		    || (last_buf->list==DRM_LIST_PEND && !last_buf->pending)) {
-			if (!last_buf->dma_wait) {
-				gamma_free_buffer(dev, last_buf);
-			}
-		}
-		if (retcode) {
-			DRM_ERROR("ctx%d w%d p%d c%d i%d l%d %d/%d\n",
-				  d->context,
-				  last_buf->waiting,
-				  last_buf->pending,
-				  DRM_WAITCOUNT(dev, d->context),
-				  last_buf->idx,
-				  last_buf->list,
-				  last_buf->pid,
-				  DRM_CURRENTPID);
-		}
-	}
-	return DRM_ERR( retcode );
-}
-
-int gamma_dma( DRM_IOCTL_ARGS )
-{
-	DRM_DEVICE;
-	drm_device_dma_t  *dma	    = dev->dma;
-	int		  retcode   = 0;
-	drm_dma_t	  d;
-
-	DRM_COPY_FROM_USER_IOCTL(d, (drm_dma_t *) data, sizeof(d));
-
-	if (d.send_count < 0 || d.send_count > dma->buf_count) {
-		DRM_ERROR("Process %d trying to send %d buffers (of %d max)\n",
-			  DRM_CURRENTPID, d.send_count, dma->buf_count);
-		return DRM_ERR( EINVAL );
-	}
-
-	if (d.request_count < 0 || d.request_count > dma->buf_count) {
-		DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n",
-			  DRM_CURRENTPID, d.request_count, dma->buf_count);
-		return DRM_ERR( EINVAL );
-	}
-
-	if (d.send_count) {
-		if (d.flags & _DRM_DMA_PRIORITY)
-			retcode = gamma_dma_priority(dev, &d);
-		else
-			retcode = gamma_dma_send_buffers(dev, &d);
-	}
-
-	d.granted_count = 0;
-
-	if (!retcode && d.request_count) {
-		retcode = gamma_dma_get_buffers(dev, &d);
-	}
-
-	DRM_DEBUG("%d returning, granted = %d\n",
-		  DRM_CURRENTPID, d.granted_count);
-	DRM_COPY_TO_USER_IOCTL((drm_dma_t *) data, d, sizeof(d));
-
-	return retcode;
-}
-
-void DRM(driver_irq_preinstall)(drm_device_t *dev) {
-	drm_gamma_private_t *dev_priv =	
-		(drm_gamma_private_t *)dev->dev_private;
-#if 1
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	GAMMA_WRITE( GAMMA_GCOMMANDMODE,	0x00000004 );
-	GAMMA_WRITE( GAMMA_GDMACONTROL,		0x00000000 );
-#else
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	GAMMA_WRITE( GAMMA_GCOMMANDMODE,	GAMMA_QUEUED_DMA_MODE );
-	GAMMA_WRITE( GAMMA_GDMACONTROL,		0x00000000 );
-#endif
-}
-
-void DRM(driver_irq_postinstall)(drm_device_t *dev) {
-	drm_gamma_private_t *dev_priv =	
-		(drm_gamma_private_t *)dev->dev_private;
-#if 1
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 3);
-	GAMMA_WRITE( GAMMA_GINTENABLE,		0x00002001 );
-	GAMMA_WRITE( GAMMA_COMMANDINTENABLE,	0x00000008 );
-	GAMMA_WRITE( GAMMA_GDELAYTIMER,		0x00039090 );
-#else
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	GAMMA_WRITE( GAMMA_GINTENABLE,		0x00002000 );
-	GAMMA_WRITE( GAMMA_COMMANDINTENABLE,	0x00000004 );
-#endif
-}
-
-void DRM(driver_irq_uninstall)( drm_device_t *dev ) {
-	drm_gamma_private_t *dev_priv =
-		(drm_gamma_private_t *)dev->dev_private;
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 2);
-	while(GAMMA_READ(GAMMA_INFIFOSPACE) < 3);
-	GAMMA_WRITE( GAMMA_GDELAYTIMER,		0x00000000 );
-	GAMMA_WRITE( GAMMA_COMMANDINTENABLE,	0x00000000 );
-	GAMMA_WRITE( GAMMA_GINTENABLE,		0x00000000 );
-}
diff --git a/bsd/gamma_drm.h b/bsd/gamma_drm.h
deleted file mode 100644
index 0d58b07b..00000000
--- a/bsd/gamma_drm.h
+++ /dev/null
@@ -1,89 +0,0 @@
-#ifndef _GAMMA_DRM_H_
-#define _GAMMA_DRM_H_
-
-typedef struct _drm_gamma_tex_region {
-	unsigned char next, prev; /* indices to form a circular LRU  */
-	unsigned char in_use;	/* owned by a client, or free? */
-	int age;		/* tracked by clients to update local LRU's */
-} drm_gamma_tex_region_t;
-
-typedef struct {
-	unsigned int	GDeltaMode;
-	unsigned int	GDepthMode;
-	unsigned int	GGeometryMode;
-	unsigned int	GTransformMode;
-} drm_gamma_context_regs_t;
-
-typedef struct _drm_gamma_sarea {
-   	drm_gamma_context_regs_t context_state;
-
-	unsigned int dirty;
-
-
-	/* Maintain an LRU of contiguous regions of texture space.  If
-	 * you think you own a region of texture memory, and it has an
-	 * age different to the one you set, then you are mistaken and
-	 * it has been stolen by another client.  If global texAge
-	 * hasn't changed, there is no need to walk the list.
-	 *
-	 * These regions can be used as a proxy for the fine-grained
-	 * texture information of other clients - by maintaining them
-	 * in the same lru which is used to age their own textures,
-	 * clients have an approximate lru for the whole of global
-	 * texture space, and can make informed decisions as to which
-	 * areas to kick out.  There is no need to choose whether to
-	 * kick out your own texture or someone else's - simply eject
-	 * them all in LRU order.  
-	 */
-   
-#define GAMMA_NR_TEX_REGIONS 64
-	drm_gamma_tex_region_t texList[GAMMA_NR_TEX_REGIONS+1]; 
-				/* Last elt is sentinal */
-        int texAge;		/* last time texture was uploaded */
-        int last_enqueue;	/* last time a buffer was enqueued */
-	int last_dispatch;	/* age of the most recently dispatched buffer */
-	int last_quiescent;     /*  */
-	int ctxOwner;		/* last context to upload state */
-
-	int vertex_prim;
-} drm_gamma_sarea_t;
-
-/* WARNING: If you change any of these defines, make sure to change the
- * defines in the Xserver file (xf86drmGamma.h)
- */
-
-/* Gamma specific ioctls
- * The device specific ioctl range is 0x40 to 0x79.
- */
-#define DRM_IOCTL_GAMMA_INIT		DRM_IOW( 0x40, drm_gamma_init_t)
-#define DRM_IOCTL_GAMMA_COPY		DRM_IOW( 0x41, drm_gamma_copy_t)
-
-typedef struct drm_gamma_copy {
-	unsigned int	DMAOutputAddress;
-	unsigned int	DMAOutputCount;
-	unsigned int	DMAReadGLINTSource;
-	unsigned int	DMARectangleWriteAddress;
-	unsigned int	DMARectangleWriteLinePitch;
-	unsigned int	DMARectangleWrite;
-	unsigned int	DMARectangleReadAddress;
-	unsigned int	DMARectangleReadLinePitch;
-	unsigned int	DMARectangleRead;
-	unsigned int	DMARectangleReadTarget;
-} drm_gamma_copy_t;
-
-typedef struct drm_gamma_init {
-   	enum {
-	   	GAMMA_INIT_DMA    = 0x01,
-	       	GAMMA_CLEANUP_DMA = 0x02
-	} func;
-
-   	int sarea_priv_offset;
-	int pcimode;
-	unsigned int mmio0;
-	unsigned int mmio1;
-	unsigned int mmio2;
-	unsigned int mmio3;
-	unsigned int buffers_offset;
-} drm_gamma_init_t;
-
-#endif /* _GAMMA_DRM_H_ */
diff --git a/bsd/gamma_drv.c b/bsd/gamma_drv.c
deleted file mode 100644
index 153420fb..00000000
--- a/bsd/gamma_drv.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/* gamma.c -- 3dlabs GMX 2000 driver -*- linux-c -*-
- * Created: Mon Jan  4 08:58:31 1999 by faith@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Rickard E. (Rik) Faith <faith@valinux.com>
- *    Gareth Hughes <gareth@valinux.com>
- */
-
-#include <sys/types.h>
-#include "gamma.h"
-#include "drmP.h"
-#include "drm.h"
-#include "gamma_drm.h"
-#include "gamma_drv.h"
-
-#define DRIVER_AUTHOR		"VA Linux Systems Inc."
-
-#define DRIVER_NAME		"gamma"
-#define DRIVER_DESC		"3DLabs gamma"
-#define DRIVER_DATE		"20010216"
-
-#define DRIVER_MAJOR		1
-#define DRIVER_MINOR		0
-#define DRIVER_PATCHLEVEL	0
-
-#define DRIVER_IOCTLS							  \
-	[DRM_IOCTL_NR(DRM_IOCTL_DMA)]	     = { gamma_dma,	  1, 0 }
-
-/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h
- * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here.
- */
-drm_chipinfo_t DRM(devicelist)[] = {
-	{0x3d3d, 0x0008, 1, "3DLabs Gamma"},
-	{0, 0, 0, NULL}
-};
-
-
-#define __HAVE_COUNTERS		5
-#define __HAVE_COUNTER6		_DRM_STAT_IRQ
-#define __HAVE_COUNTER7		_DRM_STAT_DMA
-#define __HAVE_COUNTER8		_DRM_STAT_PRIMARY
-#define __HAVE_COUNTER9		_DRM_STAT_SPECIAL
-#define __HAVE_COUNTER10	_DRM_STAT_MISSED
-
-
-#include "drm_auth.h"
-#include "drm_bufs.h"
-#include "drm_context.h"
-#include "drm_dma.h"
-#include "drm_drawable.h"
-#include "drm_drv.h"
-
-
-#include "drm_fops.h"
-#include "drm_init.h"
-#include "drm_ioctl.h"
-#include "drm_lists.h"
-#include "drm_lock.h"
-#include "drm_memory.h"
-#include "drm_vm.h"
-#include "drm_sysctl.h"
-
-DRIVER_MODULE(gamma, pci, gamma_driver, gamma_devclass, 0, 0);
diff --git a/bsd/gamma_drv.h b/bsd/gamma_drv.h
deleted file mode 100644
index 69250b9e..00000000
--- a/bsd/gamma_drv.h
+++ /dev/null
@@ -1,104 +0,0 @@
-/* gamma_drv.h -- Private header for 3dlabs GMX 2000 driver -*- linux-c -*-
- * Created: Mon Jan  4 10:05:05 1999 by faith@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Rickard E. (Rik) Faith <faith@valinux.com>
- *
- */
-
-#ifndef _GAMMA_DRV_H_
-#define _GAMMA_DRV_H_
-
-
-typedef struct drm_gamma_private {
-	drm_map_t *buffers;
-	drm_map_t *mmio0;
-	drm_map_t *mmio1;
-	drm_map_t *mmio2;
-	drm_map_t *mmio3;
-} drm_gamma_private_t;
-
-#define LOCK_TEST_WITH_RETURN( dev )					\
-do {									\
-	if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||		\
-	     dev->lock.pid != DRM_CURRENTPID ) {				\
-		DRM_ERROR( "%s called without lock held\n",		\
-			   __FUNCTION__ );				\
-		return DRM_ERR( EINVAL );						\
-	}								\
-} while (0)
-
-
-extern void gamma_dma_ready(drm_device_t *dev);
-extern void gamma_dma_quiescent_single(drm_device_t *dev);
-extern void gamma_dma_quiescent_dual(drm_device_t *dev);
-
-				/* gamma_dma.c */
-extern int  gamma_dma_schedule(drm_device_t *dev, int locked);
-extern int  gamma_dma( DRM_IOCTL_ARGS );
-extern int  gamma_find_devices(void);
-extern int  gamma_found(void);
-
-
-#define GAMMA_OFF(reg)						   \
-	((reg < 0x1000)						   \
-	 ? reg							   \
-	 : ((reg < 0x10000)					   \
-	    ? (reg - 0x1000)					   \
-	    : ((reg < 0x11000)					   \
-	       ? (reg - 0x10000)				   \
-	       : (reg - 0x11000))))
-
-#define GAMMA_BASE(reg)	 ((unsigned long)				     \
-			  ((reg < 0x1000)    ? dev_priv->mmio0->handle :     \
-			   ((reg < 0x10000)  ? dev_priv->mmio1->handle :     \
-			    ((reg < 0x11000) ? dev_priv->mmio2->handle :     \
-					       dev_priv->mmio3->handle))))
-	
-#define GAMMA_ADDR(reg)	 (GAMMA_BASE(reg) + GAMMA_OFF(reg))
-#define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg)
-#define GAMMA_READ(reg)	 GAMMA_DEREF(reg)
-#define GAMMA_WRITE(reg,val) do { GAMMA_DEREF(reg) = val; } while (0)
-
-#define GAMMA_BROADCASTMASK    0x9378
-#define GAMMA_COMMANDINTENABLE 0x0c48
-#define GAMMA_DMAADDRESS       0x0028
-#define GAMMA_DMACOUNT	       0x0030
-#define GAMMA_FILTERMODE       0x8c00
-#define GAMMA_GCOMMANDINTFLAGS 0x0c50
-#define GAMMA_GCOMMANDMODE     0x0c40
-#define GAMMA_GCOMMANDSTATUS   0x0c60
-#define GAMMA_GDELAYTIMER      0x0c38
-#define GAMMA_GDMACONTROL      0x0060
-#define GAMMA_GINTENABLE       0x0808
-#define GAMMA_GINTFLAGS	       0x0810
-#define GAMMA_INFIFOSPACE      0x0018
-#define GAMMA_OUTFIFOWORDS     0x0020
-#define GAMMA_OUTPUTFIFO       0x2000
-#define GAMMA_SYNC	       0x8c40
-#define GAMMA_SYNC_TAG	       0x0188
-
-#endif
diff --git a/bsd/mga_drv.c b/bsd/mga_drv.c
index 8b69b41b..ffc83db9 100644
--- a/bsd/mga_drv.c
+++ b/bsd/mga_drv.c
@@ -29,8 +29,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-#include <sys/types.h>
-
 #include "mga.h"
 #include "drmP.h"
 #include "drm.h"
@@ -63,4 +61,8 @@ drm_chipinfo_t DRM(devicelist)[] = {
 #include "drm_vm.h"
 #include "drm_sysctl.h"
 
+#ifdef __FreeBSD__
 DRIVER_MODULE(mga, pci, mga_driver, mga_devclass, 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(mga, DV_TTY, NULL);
+#endif
diff --git a/bsd/r128_drv.c b/bsd/r128_drv.c
index 1a8046fb..8a9c2837 100644
--- a/bsd/r128_drv.c
+++ b/bsd/r128_drv.c
@@ -29,9 +29,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-
-#include <sys/types.h>
-
 #include "r128.h"
 #include "drmP.h"
 #include "drm.h"
@@ -83,4 +80,8 @@ drm_chipinfo_t DRM(devicelist)[] = {
 #include "drm_scatter.h"
 #endif
 
+#ifdef __FreeBSD__
 DRIVER_MODULE(r128, pci, r128_driver, r128_devclass, 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(r128, DV_TTY, NULL);
+#endif /* __FreeBSD__ */
diff --git a/bsd/radeon_drv.c b/bsd/radeon_drv.c
index d02ab959..79c982e3 100644
--- a/bsd/radeon_drv.c
+++ b/bsd/radeon_drv.c
@@ -27,8 +27,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-#include <sys/types.h>
-
 #include "radeon.h"
 #include "drmP.h"
 #include "drm.h"
@@ -38,21 +36,40 @@
 #include "ati_pcigart.h"
 #endif
 
-/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h
- * Please report to eta@lclark.edu inaccuracies or if a chip you have works that is marked unsupported here.
- */
 drm_chipinfo_t DRM(devicelist)[] = {
+	{0x1002, 0x4242, 1, "ATI Radeon BB AIW 8500DV (AGP)"},
+	{0x1002, 0x4336, 1, "ATI Radeon Mobility"},
+	{0x1002, 0x4337, 1, "ATI Radeon IGP 340"},
+	{0x1002, 0x4964, 1, "ATI Radeon Id 9000"},
+	{0x1002, 0x4965, 1, "ATI Radeon Ie 9000"},
+	{0x1002, 0x4966, 1, "ATI Radeon If 9000"},
+	{0x1002, 0x4967, 1, "ATI Radeon Ig 9000"},
+	{0x1002, 0x496e, 1, "ATI Radeon Ig 9000"},
 	{0x1002, 0x4C57, 1, "ATI Radeon LW Mobility 7 (AGP)"},
+	{0x1002, 0x4C58, 1, "ATI Radeon LX Mobility 7 (AGP)"},
 	{0x1002, 0x4C59, 1, "ATI Radeon LY Mobility 6 (AGP)"},
 	{0x1002, 0x4C5A, 1, "ATI Radeon LZ Mobility 6 (AGP)"},
-	{0x1002, 0x5144, 1, "ATI Radeon QD (AGP)"},
-	{0x1002, 0x5145, 1, "ATI Radeon QE (AGP)"},
-	{0x1002, 0x5146, 1, "ATI Radeon QF (AGP)"},
-	{0x1002, 0x5147, 1, "ATI Radeon QG (AGP)"},
+	{0x1002, 0x4C64, 1, "ATI Radeon Ld Mobility 9000 (AGP)"},
+	{0x1002, 0x4C65, 1, "ATI Radeon Le Mobility 9000 (AGP)"},
+	{0x1002, 0x4C66, 1, "ATI Radeon Lf Mobility 9000 (AGP)"},
+	{0x1002, 0x4C67, 1, "ATI Radeon Lg Mobility 9000 (AGP)"},
+	{0x1002, 0x5144, 1, "ATI Radeon QD R100 (AGP)"},
+	{0x1002, 0x5145, 1, "ATI Radeon QE R100 (AGP)"},
+	{0x1002, 0x5146, 1, "ATI Radeon QF R100 (AGP)"},
+	{0x1002, 0x5147, 1, "ATI Radeon QG R100 (AGP)"},
+	{0x1002, 0x5148, 1, "ATI Radeon QH FireGL 8x00 (AGP)"},
+	{0x1002, 0x5149, 1, "ATI Radeon QI R200"},
+	{0x1002, 0x514A, 1, "ATI Radeon QJ R200"},
+	{0x1002, 0x514B, 1, "ATI Radeon QK R200"},
+	{0x1002, 0x514C, 1, "ATI Radeon QL 8500 (AGP)"},
 	{0x1002, 0x5157, 1, "ATI Radeon QW 7500 (AGP)"},
+	{0x1002, 0x5158, 1, "ATI Radeon QX 7500 (AGP)"},
 	{0x1002, 0x5159, 1, "ATI Radeon QY VE (AGP)"},
 	{0x1002, 0x515A, 1, "ATI Radeon QZ VE (AGP)"},
-	{0x1002, 0x514C, 1, "ATI Radeon QL 8500 (AGP)"},
+	{0x1002, 0x5168, 1, "ATI Radeon Qh R200"},
+	{0x1002, 0x5169, 1, "ATI Radeon Qi R200"},
+	{0x1002, 0x516A, 1, "ATI Radeon Qj R200"},
+	{0x1002, 0x516B, 1, "ATI Radeon Qk R200"},
 	{0, 0, 0, NULL}
 };
 
@@ -74,4 +91,8 @@ drm_chipinfo_t DRM(devicelist)[] = {
 #include "drm_scatter.h"
 #endif
 
+#ifdef __FreeBSD__
 DRIVER_MODULE(DRIVER_NAME, pci, DRM(driver), DRM(devclass), 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(radeon, DV_TTY, NULL);
+#endif /* __FreeBSD__ */
diff --git a/bsd/tdfx_drv.c b/bsd/tdfx_drv.c
index 8bc8c57d..c62ca2c5 100644
--- a/bsd/tdfx_drv.c
+++ b/bsd/tdfx_drv.c
@@ -30,9 +30,6 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
-
-#include <sys/types.h>
-
 #include "tdfx.h"
 #include "drmP.h"
 
@@ -96,4 +93,6 @@ drm_chipinfo_t DRM(devicelist)[] = {
 
 #ifdef __FreeBSD__
 DRIVER_MODULE(tdfx, pci, tdfx_driver, tdfx_devclass, 0, 0);
+#elif defined(__NetBSD__)
+CFDRIVER_DECL(tdfx, DV_TTY, NULL);
 #endif /* __FreeBSD__ */
diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index d250365e..23e6ac3d 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -84,13 +84,16 @@ extern unsigned long _bus_base(void);
 
 #include "xf86drm.h"
 
-#ifndef DRM_MAJOR
-#define DRM_MAJOR 226		/* Linux */
+#ifdef __FreeBSD__
+#define DRM_MAJOR 145
+#endif
+
+#ifdef __NetBSD__
+#define DRM_MAJOR 34
 #endif
 
-#ifndef __linux__
-#undef  DRM_MAJOR
-#define DRM_MAJOR 145		/* Should set in drm.h for *BSD */
+#ifndef DRM_MAJOR
+#define DRM_MAJOR 226		/* Linux */
 #endif
 
 #ifndef DRM_MAX_MINOR
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 01045037..c20166e2 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -255,6 +255,7 @@ do {									\
  		}							\
 	}								\
 } while(0)
+#define DRM_DROP_MAP(_map)
 
 				/* Internal types and structures */
 #define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
@@ -517,6 +518,8 @@ typedef struct drm_map_list {
 	drm_map_t		*map;
 } drm_map_list_t;
 
+typedef drm_map_t drm_local_map_t;
+
 #if __HAVE_VBL_IRQ
 
 typedef struct drm_vbl_sig {
diff --git a/linux-core/drm_os_linux.h b/linux-core/drm_os_linux.h
index e9b24356..332c3fd9 100644
--- a/linux-core/drm_os_linux.h
+++ b/linux-core/drm_os_linux.h
@@ -7,12 +7,12 @@
 #define DRM_ERR(d)			-(d)
 #define DRM_CURRENTPID			current->pid
 #define DRM_UDELAY(d)			udelay(d)
-#define DRM_READ8(addr)			readb(addr)
-#define DRM_READ32(addr)		readl(addr)
-#define DRM_WRITE8(addr, val)		writeb(val, addr)
-#define DRM_WRITE32(addr, val)		writel(val, addr)
-#define DRM_READMEMORYBARRIER()		mb()
-#define DRM_WRITEMEMORYBARRIER()	wmb()
+#define DRM_READ8(map, offset)		readb(((unsigned long)(map)->handle) + (offset))
+#define DRM_READ32(map, offset)		readl(((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE8(map, offset, val)	writeb(val, ((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE32(map, offset, val)	writel(val, ((unsigned long)(map)->handle) + (offset))
+#define DRM_READMEMORYBARRIER(map)	mb()
+#define DRM_WRITEMEMORYBARRIER(map)	wmb()
 #define DRM_DEVICE	drm_file_t	*priv	= filp->private_data; \
 			drm_device_t	*dev	= priv->dev
 
diff --git a/linux/drmP.h b/linux/drmP.h
index 01045037..c20166e2 100644
--- a/linux/drmP.h
+++ b/linux/drmP.h
@@ -255,6 +255,7 @@ do {									\
  		}							\
 	}								\
 } while(0)
+#define DRM_DROP_MAP(_map)
 
 				/* Internal types and structures */
 #define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
@@ -517,6 +518,8 @@ typedef struct drm_map_list {
 	drm_map_t		*map;
 } drm_map_list_t;
 
+typedef drm_map_t drm_local_map_t;
+
 #if __HAVE_VBL_IRQ
 
 typedef struct drm_vbl_sig {
diff --git a/linux/drm_os_linux.h b/linux/drm_os_linux.h
index e9b24356..332c3fd9 100644
--- a/linux/drm_os_linux.h
+++ b/linux/drm_os_linux.h
@@ -7,12 +7,12 @@
 #define DRM_ERR(d)			-(d)
 #define DRM_CURRENTPID			current->pid
 #define DRM_UDELAY(d)			udelay(d)
-#define DRM_READ8(addr)			readb(addr)
-#define DRM_READ32(addr)		readl(addr)
-#define DRM_WRITE8(addr, val)		writeb(val, addr)
-#define DRM_WRITE32(addr, val)		writel(val, addr)
-#define DRM_READMEMORYBARRIER()		mb()
-#define DRM_WRITEMEMORYBARRIER()	wmb()
+#define DRM_READ8(map, offset)		readb(((unsigned long)(map)->handle) + (offset))
+#define DRM_READ32(map, offset)		readl(((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE8(map, offset, val)	writeb(val, ((unsigned long)(map)->handle) + (offset))
+#define DRM_WRITE32(map, offset, val)	writel(val, ((unsigned long)(map)->handle) + (offset))
+#define DRM_READMEMORYBARRIER(map)	mb()
+#define DRM_WRITEMEMORYBARRIER(map)	wmb()
 #define DRM_DEVICE	drm_file_t	*priv	= filp->private_data; \
 			drm_device_t	*dev	= priv->dev
 
diff --git a/shared-core/mga_drv.h b/shared-core/mga_drv.h
index a5085b06..0e650b42 100644
--- a/shared-core/mga_drv.h
+++ b/shared-core/mga_drv.h
@@ -90,14 +90,14 @@ typedef struct drm_mga_private {
 	unsigned int texture_offset;
 	unsigned int texture_size;
 
-	drm_map_t *sarea;
-	drm_map_t *fb;
-	drm_map_t *mmio;
-	drm_map_t *status;
-	drm_map_t *warp;
-	drm_map_t *primary;
-	drm_map_t *buffers;
-	drm_map_t *agp_textures;
+	drm_local_map_t *sarea;
+	drm_local_map_t *fb;
+	drm_local_map_t *mmio;
+	drm_local_map_t *status;
+	drm_local_map_t *warp;
+	drm_local_map_t *primary;
+	drm_local_map_t *buffers;
+	drm_local_map_t *agp_textures;
 } drm_mga_private_t;
 
 				/* mga_dma.c */
@@ -131,32 +131,30 @@ extern int  mga_getparam( DRM_IOCTL_ARGS );
 extern int mga_warp_install_microcode( drm_mga_private_t *dev_priv );
 extern int mga_warp_init( drm_mga_private_t *dev_priv );
 
-#define mga_flush_write_combine()	DRM_WRITEMEMORYBARRIER()
-
+#define mga_flush_write_combine()	DRM_WRITEMEMORYBARRIER(dev_priv->primary)
 
+#if defined(__linux__) && defined(__alpha__)
 #define MGA_BASE( reg )		((unsigned long)(dev_priv->mmio->handle))
 #define MGA_ADDR( reg )		(MGA_BASE(reg) + reg)
 
 #define MGA_DEREF( reg )	*(volatile u32 *)MGA_ADDR( reg )
 #define MGA_DEREF8( reg )	*(volatile u8 *)MGA_ADDR( reg )
 
-#ifdef __alpha__
 #define MGA_READ( reg )		(_MGA_READ((u32 *)MGA_ADDR(reg)))
 #define MGA_READ8( reg )	(_MGA_READ((u8 *)MGA_ADDR(reg)))
-#define MGA_WRITE( reg, val )	do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF( reg ) = val; } while (0)
-#define MGA_WRITE8( reg, val )  do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8( reg ) = val; } while (0)
+#define MGA_WRITE( reg, val )	do { DRM_WRITEMEMORYBARRIER(dev_priv->mmio); MGA_DEREF( reg ) = val; } while (0)
+#define MGA_WRITE8( reg, val )  do { DRM_WRITEMEMORYBARRIER(dev_priv->mmio); MGA_DEREF8( reg ) = val; } while (0)
 
 static inline u32 _MGA_READ(u32 *addr)
 {
-	DRM_READMEMORYBARRIER();
+	DRM_READMEMORYBARRIER(dev_priv->mmio);
 	return *(volatile u32 *)addr;
 }
-
 #else
-#define MGA_READ( reg )		MGA_DEREF( reg )
-#define MGA_READ8( reg )	MGA_DEREF8( reg )
-#define MGA_WRITE( reg, val )	do { MGA_DEREF( reg ) = val; } while (0)
-#define MGA_WRITE8( reg, val )  do { MGA_DEREF8( reg ) = val; } while (0)
+#define MGA_READ8( reg )	DRM_READ8(dev_priv->mmio, (reg))
+#define MGA_READ( reg )		DRM_READ32(dev_priv->mmio, (reg))
+#define MGA_WRITE8( reg, val )  DRM_WRITE8(dev_priv->mmio, (reg), (val))
+#define MGA_WRITE( reg, val )	DRM_WRITE32(dev_priv->mmio, (reg), (val))
 #endif
 
 #define DWGREG0 	0x1c00
diff --git a/shared-core/r128_cce.c b/shared-core/r128_cce.c
index 5175885e..8d305b75 100644
--- a/shared-core/r128_cce.c
+++ b/shared-core/r128_cce.c
@@ -579,6 +579,7 @@ static int r128_do_init_cce( drm_device_t *dev, drm_r128_init_t *init )
 		(dev_priv->ring.size / sizeof(u32)) - 1;
 
 	dev_priv->ring.high_mark = 128;
+	dev_priv->ring.ring_rptr = dev_priv->ring_rptr;
 
 	dev_priv->sarea_priv->last_frame = 0;
 	R128_WRITE( R128_LAST_FRAME_REG, dev_priv->sarea_priv->last_frame );
diff --git a/shared-core/r128_drv.h b/shared-core/r128_drv.h
index 763fcb3a..5e6f1215 100644
--- a/shared-core/r128_drv.h
+++ b/shared-core/r128_drv.h
@@ -34,8 +34,8 @@
 #ifndef __R128_DRV_H__
 #define __R128_DRV_H__
 
-#define GET_RING_HEAD(ring)		DRM_READ32(  (volatile u32 *) (ring)->head )
-#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (volatile u32 *) (ring)->head, (val) )
+#define GET_RING_HEAD(ring)		DRM_READ32(  (ring)->ring_rptr, 0 ) /* (ring)->head */
+#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */
 
 typedef struct drm_r128_freelist {
    	unsigned int age;
@@ -56,6 +56,7 @@ typedef struct drm_r128_ring_buffer {
 	int space;
 
 	int high_mark;
+	drm_local_map_t *ring_rptr;
 } drm_r128_ring_buffer_t;
 
 typedef struct drm_r128_private {
@@ -98,13 +99,13 @@ typedef struct drm_r128_private {
 	u32 depth_pitch_offset_c;
 	u32 span_pitch_offset_c;
 
-	drm_map_t *sarea;
-	drm_map_t *fb;
-	drm_map_t *mmio;
-	drm_map_t *cce_ring;
-	drm_map_t *ring_rptr;
-	drm_map_t *buffers;
-	drm_map_t *agp_textures;
+	drm_local_map_t *sarea;
+	drm_local_map_t *fb;
+	drm_local_map_t *mmio;
+	drm_local_map_t *cce_ring;
+	drm_local_map_t *ring_rptr;
+	drm_local_map_t *buffers;
+	drm_local_map_t *agp_textures;
 } drm_r128_private_t;
 
 typedef struct drm_r128_buf_priv {
@@ -370,15 +371,10 @@ extern int r128_cce_indirect( DRM_IOCTL_ARGS );
 
 #define R128_PERFORMANCE_BOXES		0
 
-
-#define R128_BASE(reg)		((unsigned long)(dev_priv->mmio->handle))
-#define R128_ADDR(reg)		(R128_BASE( reg ) + reg)
-
-#define R128_READ(reg)		DRM_READ32(  (volatile u32 *) R128_ADDR(reg) )
-#define R128_WRITE(reg,val)	DRM_WRITE32( (volatile u32 *) R128_ADDR(reg), (val) )
-
-#define R128_READ8(reg)		DRM_READ8(  (volatile u8 *) R128_ADDR(reg) )
-#define R128_WRITE8(reg,val)	DRM_WRITE8( (volatile u8 *) R128_ADDR(reg), (val) )
+#define R128_READ(reg)		DRM_READ32(  dev_priv->mmio, (reg) )
+#define R128_WRITE(reg,val)	DRM_WRITE32( dev_priv->mmio, (reg), (val) )
+#define R128_READ8(reg)		DRM_READ8(   dev_priv->mmio, (reg) )
+#define R128_WRITE8(reg,val)	DRM_WRITE8(  dev_priv->mmio, (reg), (val) )
 
 #define R128_WRITE_PLL(addr,val)					\
 do {									\
@@ -453,7 +449,7 @@ do {									\
 #if defined(__powerpc__)
 #define r128_flush_write_combine()	(void) GET_RING_HEAD( &dev_priv->ring )
 #else
-#define r128_flush_write_combine()	DRM_WRITEMEMORYBARRIER()
+#define r128_flush_write_combine()	DRM_WRITEMEMORYBARRIER(dev_priv->ring_rptr)
 #endif
 
 
diff --git a/shared-core/radeon_cp.c b/shared-core/radeon_cp.c
index 6994fe9e..89c9eab1 100644
--- a/shared-core/radeon_cp.c
+++ b/shared-core/radeon_cp.c
@@ -926,11 +926,11 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
 	RADEON_WRITE( RADEON_SCRATCH_UMSK, 0x7 );
 
 	/* Writeback doesn't seem to work everywhere, test it first */
-	DRM_WRITE32( &dev_priv->scratch[1], 0 );
+	DRM_WRITE32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(1), 0 );
 	RADEON_WRITE( RADEON_SCRATCH_REG1, 0xdeadbeef );
 
 	for ( tmp = 0 ; tmp < dev_priv->usec_timeout ; tmp++ ) {
-		if ( DRM_READ32( &dev_priv->scratch[1] ) == 0xdeadbeef )
+		if ( DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(1) ) == 0xdeadbeef )
 			break;
 		DRM_UDELAY( 1 );
 	}
@@ -1217,6 +1217,7 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
 		(dev_priv->ring.size / sizeof(u32)) - 1;
 
 	dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
+	dev_priv->ring.ring_rptr = dev_priv->ring_rptr;
 
 #if __REALLY_HAVE_SG
 	if ( dev_priv->is_pci ) {
@@ -1542,7 +1543,7 @@ drm_buf_t *radeon_freelist_get( drm_device_t *dev )
 	drm_buf_t *buf;
 	int i, t;
 	int start;
-	u32 done_age = DRM_READ32(&dev_priv->scratch[1]);
+	u32 done_age = DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1));
 
 	if ( ++dev_priv->last_buf >= dma->buf_count )
 		dev_priv->last_buf = 0;
diff --git a/shared-core/radeon_drm.h b/shared-core/radeon_drm.h
index 512d36b9..3ab57309 100644
--- a/shared-core/radeon_drm.h
+++ b/shared-core/radeon_drm.h
@@ -396,7 +396,7 @@ typedef struct drm_radeon_init {
 	enum {
 		RADEON_INIT_CP    = 0x01,
 		RADEON_CLEANUP_CP = 0x02,
-		RADEON_INIT_R200_CP = 0x03,	
+		RADEON_INIT_R200_CP = 0x03
 	} func;
 	unsigned long sarea_priv_offset;
 	int is_pci;
diff --git a/shared-core/radeon_drv.h b/shared-core/radeon_drv.h
index fb8fbafe..502ba89b 100644
--- a/shared-core/radeon_drv.h
+++ b/shared-core/radeon_drv.h
@@ -31,8 +31,8 @@
 #ifndef __RADEON_DRV_H__
 #define __RADEON_DRV_H__
 
-#define GET_RING_HEAD(ring)		DRM_READ32(  (volatile u32 *) (ring)->head )
-#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (volatile u32 *) (ring)->head , (val))
+#define GET_RING_HEAD(ring)		DRM_READ32(  (ring)->ring_rptr, 0 ) /* (ring)->head */
+#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */
 
 typedef struct drm_radeon_freelist {
    	unsigned int age;
@@ -53,6 +53,7 @@ typedef struct drm_radeon_ring_buffer {
 	int space;
 
 	int high_mark;
+	drm_local_map_t *ring_rptr;
 } drm_radeon_ring_buffer_t;
 
 typedef struct drm_radeon_depth_clear_t {
@@ -126,13 +127,13 @@ typedef struct drm_radeon_private {
 
 	drm_radeon_depth_clear_t depth_clear;
 
-	drm_map_t *sarea;
-	drm_map_t *fb;
-	drm_map_t *mmio;
-	drm_map_t *cp_ring;
-	drm_map_t *ring_rptr;
-	drm_map_t *buffers;
-	drm_map_t *agp_textures;
+	drm_local_map_t *sarea;
+	drm_local_map_t *fb;
+	drm_local_map_t *mmio;
+	drm_local_map_t *cp_ring;
+	drm_local_map_t *ring_rptr;
+	drm_local_map_t *buffers;
+	drm_local_map_t *agp_textures;
 
 	struct mem_block *agp_heap;
 	struct mem_block *fb_heap;
@@ -267,8 +268,10 @@ extern void radeon_do_release(drm_device_t *dev);
 #define RADEON_SCRATCH_UMSK		0x0770
 #define RADEON_SCRATCH_ADDR		0x0774
 
+#define RADEON_SCRATCHOFF( x )		(RADEON_SCRATCH_REG_OFFSET + 4*(x))
+
 #define GET_SCRATCH( x )	(dev_priv->writeback_works			\
-				? DRM_READ32( &dev_priv->scratch[(x)] )		\
+				? DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(x) ) \
 				: RADEON_READ( RADEON_SCRATCH_REG0 + 4*(x) ) )
 
 
@@ -687,15 +690,10 @@ extern void radeon_do_release(drm_device_t *dev);
 
 #define RADEON_RING_HIGH_MARK		128
 
-
-#define RADEON_BASE(reg)	((unsigned long)(dev_priv->mmio->handle))
-#define RADEON_ADDR(reg)	(RADEON_BASE( reg ) + reg)
-
-#define RADEON_READ(reg)	DRM_READ32(  (volatile u32 *) RADEON_ADDR(reg) )
-#define RADEON_WRITE(reg,val)	DRM_WRITE32( (volatile u32 *) RADEON_ADDR(reg), (val) )
-
-#define RADEON_READ8(reg)	DRM_READ8(  (volatile u8 *) RADEON_ADDR(reg) )
-#define RADEON_WRITE8(reg,val)	DRM_WRITE8( (volatile u8 *) RADEON_ADDR(reg), (val) )
+#define RADEON_READ(reg)	DRM_READ32(  dev_priv->mmio, (reg) )
+#define RADEON_WRITE(reg,val)	DRM_WRITE32( dev_priv->mmio, (reg), (val) )
+#define RADEON_READ8(reg)	DRM_READ8(  dev_priv->mmio, (reg) )
+#define RADEON_WRITE8(reg,val)	DRM_WRITE8( dev_priv->mmio, (reg), (val) )
 
 #define RADEON_WRITE_PLL( addr, val )					\
 do {									\
@@ -859,7 +857,7 @@ do {									\
 
 #define COMMIT_RING() do {						\
 	/* Flush writes to ring */					\
-	DRM_READMEMORYBARRIER();					\
+	DRM_READMEMORYBARRIER(dev_priv->mmio);					\
 	GET_RING_HEAD( &dev_priv->ring );				\
 	RADEON_WRITE( RADEON_CP_RB_WPTR, dev_priv->ring.tail );		\
 	/* read from PCI bus to ensure correct posting */		\
diff --git a/shared/mga_drv.h b/shared/mga_drv.h
index a5085b06..0e650b42 100644
--- a/shared/mga_drv.h
+++ b/shared/mga_drv.h
@@ -90,14 +90,14 @@ typedef struct drm_mga_private {
 	unsigned int texture_offset;
 	unsigned int texture_size;
 
-	drm_map_t *sarea;
-	drm_map_t *fb;
-	drm_map_t *mmio;
-	drm_map_t *status;
-	drm_map_t *warp;
-	drm_map_t *primary;
-	drm_map_t *buffers;
-	drm_map_t *agp_textures;
+	drm_local_map_t *sarea;
+	drm_local_map_t *fb;
+	drm_local_map_t *mmio;
+	drm_local_map_t *status;
+	drm_local_map_t *warp;
+	drm_local_map_t *primary;
+	drm_local_map_t *buffers;
+	drm_local_map_t *agp_textures;
 } drm_mga_private_t;
 
 				/* mga_dma.c */
@@ -131,32 +131,30 @@ extern int  mga_getparam( DRM_IOCTL_ARGS );
 extern int mga_warp_install_microcode( drm_mga_private_t *dev_priv );
 extern int mga_warp_init( drm_mga_private_t *dev_priv );
 
-#define mga_flush_write_combine()	DRM_WRITEMEMORYBARRIER()
-
+#define mga_flush_write_combine()	DRM_WRITEMEMORYBARRIER(dev_priv->primary)
 
+#if defined(__linux__) && defined(__alpha__)
 #define MGA_BASE( reg )		((unsigned long)(dev_priv->mmio->handle))
 #define MGA_ADDR( reg )		(MGA_BASE(reg) + reg)
 
 #define MGA_DEREF( reg )	*(volatile u32 *)MGA_ADDR( reg )
 #define MGA_DEREF8( reg )	*(volatile u8 *)MGA_ADDR( reg )
 
-#ifdef __alpha__
 #define MGA_READ( reg )		(_MGA_READ((u32 *)MGA_ADDR(reg)))
 #define MGA_READ8( reg )	(_MGA_READ((u8 *)MGA_ADDR(reg)))
-#define MGA_WRITE( reg, val )	do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF( reg ) = val; } while (0)
-#define MGA_WRITE8( reg, val )  do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8( reg ) = val; } while (0)
+#define MGA_WRITE( reg, val )	do { DRM_WRITEMEMORYBARRIER(dev_priv->mmio); MGA_DEREF( reg ) = val; } while (0)
+#define MGA_WRITE8( reg, val )  do { DRM_WRITEMEMORYBARRIER(dev_priv->mmio); MGA_DEREF8( reg ) = val; } while (0)
 
 static inline u32 _MGA_READ(u32 *addr)
 {
-	DRM_READMEMORYBARRIER();
+	DRM_READMEMORYBARRIER(dev_priv->mmio);
 	return *(volatile u32 *)addr;
 }
-
 #else
-#define MGA_READ( reg )		MGA_DEREF( reg )
-#define MGA_READ8( reg )	MGA_DEREF8( reg )
-#define MGA_WRITE( reg, val )	do { MGA_DEREF( reg ) = val; } while (0)
-#define MGA_WRITE8( reg, val )  do { MGA_DEREF8( reg ) = val; } while (0)
+#define MGA_READ8( reg )	DRM_READ8(dev_priv->mmio, (reg))
+#define MGA_READ( reg )		DRM_READ32(dev_priv->mmio, (reg))
+#define MGA_WRITE8( reg, val )  DRM_WRITE8(dev_priv->mmio, (reg), (val))
+#define MGA_WRITE( reg, val )	DRM_WRITE32(dev_priv->mmio, (reg), (val))
 #endif
 
 #define DWGREG0 	0x1c00
diff --git a/shared/r128_cce.c b/shared/r128_cce.c
index 5175885e..8d305b75 100644
--- a/shared/r128_cce.c
+++ b/shared/r128_cce.c
@@ -579,6 +579,7 @@ static int r128_do_init_cce( drm_device_t *dev, drm_r128_init_t *init )
 		(dev_priv->ring.size / sizeof(u32)) - 1;
 
 	dev_priv->ring.high_mark = 128;
+	dev_priv->ring.ring_rptr = dev_priv->ring_rptr;
 
 	dev_priv->sarea_priv->last_frame = 0;
 	R128_WRITE( R128_LAST_FRAME_REG, dev_priv->sarea_priv->last_frame );
diff --git a/shared/r128_drv.h b/shared/r128_drv.h
index 763fcb3a..5e6f1215 100644
--- a/shared/r128_drv.h
+++ b/shared/r128_drv.h
@@ -34,8 +34,8 @@
 #ifndef __R128_DRV_H__
 #define __R128_DRV_H__
 
-#define GET_RING_HEAD(ring)		DRM_READ32(  (volatile u32 *) (ring)->head )
-#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (volatile u32 *) (ring)->head, (val) )
+#define GET_RING_HEAD(ring)		DRM_READ32(  (ring)->ring_rptr, 0 ) /* (ring)->head */
+#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */
 
 typedef struct drm_r128_freelist {
    	unsigned int age;
@@ -56,6 +56,7 @@ typedef struct drm_r128_ring_buffer {
 	int space;
 
 	int high_mark;
+	drm_local_map_t *ring_rptr;
 } drm_r128_ring_buffer_t;
 
 typedef struct drm_r128_private {
@@ -98,13 +99,13 @@ typedef struct drm_r128_private {
 	u32 depth_pitch_offset_c;
 	u32 span_pitch_offset_c;
 
-	drm_map_t *sarea;
-	drm_map_t *fb;
-	drm_map_t *mmio;
-	drm_map_t *cce_ring;
-	drm_map_t *ring_rptr;
-	drm_map_t *buffers;
-	drm_map_t *agp_textures;
+	drm_local_map_t *sarea;
+	drm_local_map_t *fb;
+	drm_local_map_t *mmio;
+	drm_local_map_t *cce_ring;
+	drm_local_map_t *ring_rptr;
+	drm_local_map_t *buffers;
+	drm_local_map_t *agp_textures;
 } drm_r128_private_t;
 
 typedef struct drm_r128_buf_priv {
@@ -370,15 +371,10 @@ extern int r128_cce_indirect( DRM_IOCTL_ARGS );
 
 #define R128_PERFORMANCE_BOXES		0
 
-
-#define R128_BASE(reg)		((unsigned long)(dev_priv->mmio->handle))
-#define R128_ADDR(reg)		(R128_BASE( reg ) + reg)
-
-#define R128_READ(reg)		DRM_READ32(  (volatile u32 *) R128_ADDR(reg) )
-#define R128_WRITE(reg,val)	DRM_WRITE32( (volatile u32 *) R128_ADDR(reg), (val) )
-
-#define R128_READ8(reg)		DRM_READ8(  (volatile u8 *) R128_ADDR(reg) )
-#define R128_WRITE8(reg,val)	DRM_WRITE8( (volatile u8 *) R128_ADDR(reg), (val) )
+#define R128_READ(reg)		DRM_READ32(  dev_priv->mmio, (reg) )
+#define R128_WRITE(reg,val)	DRM_WRITE32( dev_priv->mmio, (reg), (val) )
+#define R128_READ8(reg)		DRM_READ8(   dev_priv->mmio, (reg) )
+#define R128_WRITE8(reg,val)	DRM_WRITE8(  dev_priv->mmio, (reg), (val) )
 
 #define R128_WRITE_PLL(addr,val)					\
 do {									\
@@ -453,7 +449,7 @@ do {									\
 #if defined(__powerpc__)
 #define r128_flush_write_combine()	(void) GET_RING_HEAD( &dev_priv->ring )
 #else
-#define r128_flush_write_combine()	DRM_WRITEMEMORYBARRIER()
+#define r128_flush_write_combine()	DRM_WRITEMEMORYBARRIER(dev_priv->ring_rptr)
 #endif
 
 
diff --git a/shared/radeon_cp.c b/shared/radeon_cp.c
index 6994fe9e..89c9eab1 100644
--- a/shared/radeon_cp.c
+++ b/shared/radeon_cp.c
@@ -926,11 +926,11 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
 	RADEON_WRITE( RADEON_SCRATCH_UMSK, 0x7 );
 
 	/* Writeback doesn't seem to work everywhere, test it first */
-	DRM_WRITE32( &dev_priv->scratch[1], 0 );
+	DRM_WRITE32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(1), 0 );
 	RADEON_WRITE( RADEON_SCRATCH_REG1, 0xdeadbeef );
 
 	for ( tmp = 0 ; tmp < dev_priv->usec_timeout ; tmp++ ) {
-		if ( DRM_READ32( &dev_priv->scratch[1] ) == 0xdeadbeef )
+		if ( DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(1) ) == 0xdeadbeef )
 			break;
 		DRM_UDELAY( 1 );
 	}
@@ -1217,6 +1217,7 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
 		(dev_priv->ring.size / sizeof(u32)) - 1;
 
 	dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
+	dev_priv->ring.ring_rptr = dev_priv->ring_rptr;
 
 #if __REALLY_HAVE_SG
 	if ( dev_priv->is_pci ) {
@@ -1542,7 +1543,7 @@ drm_buf_t *radeon_freelist_get( drm_device_t *dev )
 	drm_buf_t *buf;
 	int i, t;
 	int start;
-	u32 done_age = DRM_READ32(&dev_priv->scratch[1]);
+	u32 done_age = DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1));
 
 	if ( ++dev_priv->last_buf >= dma->buf_count )
 		dev_priv->last_buf = 0;
diff --git a/shared/radeon_drm.h b/shared/radeon_drm.h
index 512d36b9..3ab57309 100644
--- a/shared/radeon_drm.h
+++ b/shared/radeon_drm.h
@@ -396,7 +396,7 @@ typedef struct drm_radeon_init {
 	enum {
 		RADEON_INIT_CP    = 0x01,
 		RADEON_CLEANUP_CP = 0x02,
-		RADEON_INIT_R200_CP = 0x03,	
+		RADEON_INIT_R200_CP = 0x03
 	} func;
 	unsigned long sarea_priv_offset;
 	int is_pci;
diff --git a/shared/radeon_drv.h b/shared/radeon_drv.h
index fb8fbafe..502ba89b 100644
--- a/shared/radeon_drv.h
+++ b/shared/radeon_drv.h
@@ -31,8 +31,8 @@
 #ifndef __RADEON_DRV_H__
 #define __RADEON_DRV_H__
 
-#define GET_RING_HEAD(ring)		DRM_READ32(  (volatile u32 *) (ring)->head )
-#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (volatile u32 *) (ring)->head , (val))
+#define GET_RING_HEAD(ring)		DRM_READ32(  (ring)->ring_rptr, 0 ) /* (ring)->head */
+#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */
 
 typedef struct drm_radeon_freelist {
    	unsigned int age;
@@ -53,6 +53,7 @@ typedef struct drm_radeon_ring_buffer {
 	int space;
 
 	int high_mark;
+	drm_local_map_t *ring_rptr;
 } drm_radeon_ring_buffer_t;
 
 typedef struct drm_radeon_depth_clear_t {
@@ -126,13 +127,13 @@ typedef struct drm_radeon_private {
 
 	drm_radeon_depth_clear_t depth_clear;
 
-	drm_map_t *sarea;
-	drm_map_t *fb;
-	drm_map_t *mmio;
-	drm_map_t *cp_ring;
-	drm_map_t *ring_rptr;
-	drm_map_t *buffers;
-	drm_map_t *agp_textures;
+	drm_local_map_t *sarea;
+	drm_local_map_t *fb;
+	drm_local_map_t *mmio;
+	drm_local_map_t *cp_ring;
+	drm_local_map_t *ring_rptr;
+	drm_local_map_t *buffers;
+	drm_local_map_t *agp_textures;
 
 	struct mem_block *agp_heap;
 	struct mem_block *fb_heap;
@@ -267,8 +268,10 @@ extern void radeon_do_release(drm_device_t *dev);
 #define RADEON_SCRATCH_UMSK		0x0770
 #define RADEON_SCRATCH_ADDR		0x0774
 
+#define RADEON_SCRATCHOFF( x )		(RADEON_SCRATCH_REG_OFFSET + 4*(x))
+
 #define GET_SCRATCH( x )	(dev_priv->writeback_works			\
-				? DRM_READ32( &dev_priv->scratch[(x)] )		\
+				? DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(x) ) \
 				: RADEON_READ( RADEON_SCRATCH_REG0 + 4*(x) ) )
 
 
@@ -687,15 +690,10 @@ extern void radeon_do_release(drm_device_t *dev);
 
 #define RADEON_RING_HIGH_MARK		128
 
-
-#define RADEON_BASE(reg)	((unsigned long)(dev_priv->mmio->handle))
-#define RADEON_ADDR(reg)	(RADEON_BASE( reg ) + reg)
-
-#define RADEON_READ(reg)	DRM_READ32(  (volatile u32 *) RADEON_ADDR(reg) )
-#define RADEON_WRITE(reg,val)	DRM_WRITE32( (volatile u32 *) RADEON_ADDR(reg), (val) )
-
-#define RADEON_READ8(reg)	DRM_READ8(  (volatile u8 *) RADEON_ADDR(reg) )
-#define RADEON_WRITE8(reg,val)	DRM_WRITE8( (volatile u8 *) RADEON_ADDR(reg), (val) )
+#define RADEON_READ(reg)	DRM_READ32(  dev_priv->mmio, (reg) )
+#define RADEON_WRITE(reg,val)	DRM_WRITE32( dev_priv->mmio, (reg), (val) )
+#define RADEON_READ8(reg)	DRM_READ8(  dev_priv->mmio, (reg) )
+#define RADEON_WRITE8(reg,val)	DRM_WRITE8( dev_priv->mmio, (reg), (val) )
 
 #define RADEON_WRITE_PLL( addr, val )					\
 do {									\
@@ -859,7 +857,7 @@ do {									\
 
 #define COMMIT_RING() do {						\
 	/* Flush writes to ring */					\
-	DRM_READMEMORYBARRIER();					\
+	DRM_READMEMORYBARRIER(dev_priv->mmio);					\
 	GET_RING_HEAD( &dev_priv->ring );				\
 	RADEON_WRITE( RADEON_CP_RB_WPTR, dev_priv->ring.tail );		\
 	/* read from PCI bus to ensure correct posting */		\