Import of XFree86 4.1.0

25 files changed, 328 insertions, 1439 deletions

diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index ffc85d8c..a04cf7ae 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -27,7 +27,7 @@
  * Authors: Rickard E. (Rik) Faith <faith@valinux.com>
  *	    Kevin E. Martin <martin@valinux.com>
  *
- * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/xf86drm.c,v 1.20 2001/04/18 18:44:39 dawes Exp $
+ * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/xf86drm.c,v 1.22 2001/05/19 00:26:45 dawes Exp $
  *
  */
 
@@ -67,10 +67,12 @@ extern int xf86RemoveSIGIOHandler(int fd);
 # endif
 #endif
 
+/* No longer needed with CVS kernel modules on alpha 
 #if defined(__alpha__) && defined(__linux__)
 extern unsigned long _bus_base(void);
 #define BUS_BASE _bus_base()
 #endif
+*/
 
 /* Not all systems have MAP_FAILED defined */
 #ifndef MAP_FAILED
@@ -169,11 +171,7 @@ static drmHashEntry *drmGetEntry(int fd)
 
 static int drmOpenDevice(long dev, int minor)
 {
-#ifdef XFree86LOADER
-    struct xf86stat st;
-#else
-    struct stat     st;
-#endif
+    stat_t          st;
     char            buf[64];
     int             fd;
     mode_t          dirmode = DRM_DEV_DIRMODE;
@@ -494,11 +492,12 @@ int drmAddMap(int fd,
     drm_map_t map;
 
     map.offset  = offset;
+/* No longer needed with CVS kernel modules on alpha
 #ifdef __alpha__
-    /* Make sure we add the bus_base to all but shm */
     if (type != DRM_SHM)
 	map.offset += BUS_BASE;
 #endif
+*/
     map.size    = size;
     map.handle  = 0;
     map.type    = type;
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 227ec35a..b48d9b1f 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -710,7 +710,11 @@ typedef struct drm_device {
 	drm_agp_head_t    *agp;
 #endif
 #ifdef __alpha__
+#if LINUX_VERSION_CODE < 0x020403
 	struct pci_controler *hose;
+#else
+	struct pci_controller *hose;
+#endif
 #endif
 	drm_sg_mem_t      *sg;  /* Scatter gather memory */
 	unsigned long     *ctx_bitmap;
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 5337646f..87da5951 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -138,8 +138,10 @@ static drm_ioctl_desc_t		  DRM(ioctls)[] = {
 	[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)]       = { DRM(addmap),      1, 1 },
 	[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)]        = { DRM(rmmap),       1, 0 },
 
+#if __HAVE_CTX_BITMAP
 	[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { DRM(setsareactx), 1, 1 },
 	[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { DRM(getsareactx), 1, 0 },
+#endif
 
 	[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)]       = { DRM(addctx),      1, 1 },
 	[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)]        = { DRM(rmctx),       1, 1 },
diff --git a/linux-core/drm_vm.c b/linux-core/drm_vm.c
index 771c11bd..d17a1370 100644
--- a/linux-core/drm_vm.c
+++ b/linux-core/drm_vm.c
@@ -377,6 +377,8 @@ int DRM(mmap)(struct file *filp, struct vm_area_struct *vma)
 	DRM_DEBUG("start = 0x%lx, end = 0x%lx, offset = 0x%lx\n",
 		  vma->vm_start, vma->vm_end, VM_OFFSET(vma));
 
+	if ( !priv->authenticated ) return -EACCES;
+
 	if (!VM_OFFSET(vma)) return DRM(mmap_dma)(filp, vma);
 
 				/* A sequential search of a linked list is
diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c
index 4c90496a..8a5503ea 100644
--- a/linux-core/i810_dma.c
+++ b/linux-core/i810_dma.c
@@ -182,7 +182,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
 	if(buf_priv->currently_mapped == I810_BUF_MAPPED) return -EINVAL;
 
 	if(VM_DONTCOPY != 0) {
-		down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		down( &current->mm->mmap_sem );
+#else
+		down_write( &current->mm->mmap_sem );
+#endif
 		old_fops = filp->f_op;
 		filp->f_op = &i810_buffer_fops;
 		dev_priv->mmap_buffer = buf;
@@ -198,7 +202,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
 			retcode = (signed int)buf_priv->virtual;
 			buf_priv->virtual = 0;
 		}
-   		up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		up( &current->mm->mmap_sem );
+#else
+		up_write( &current->mm->mmap_sem );
+#endif
 	} else {
 		buf_priv->virtual = buf_priv->kernel_virtual;
    		buf_priv->currently_mapped = I810_BUF_MAPPED;
@@ -214,7 +222,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
 	if(VM_DONTCOPY != 0) {
 		if(buf_priv->currently_mapped != I810_BUF_MAPPED)
 			return -EINVAL;
-		down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		down( &current->mm->mmap_sem );
+#else
+		down_write( &current->mm->mmap_sem );
+#endif
 #if LINUX_VERSION_CODE < 0x020399
         	retcode = do_munmap((unsigned long)buf_priv->virtual,
 				    (size_t) buf->total);
@@ -223,7 +235,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
 				    (unsigned long)buf_priv->virtual,
 				    (size_t) buf->total);
 #endif
-   		up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		up( &current->mm->mmap_sem );
+#else
+		up_write( &current->mm->mmap_sem );
+#endif
 	}
    	buf_priv->currently_mapped = I810_BUF_UNMAPPED;
    	buf_priv->virtual = 0;
diff --git a/linux-core/i810_drm.h b/linux-core/i810_drm.h
index cee189b7..5d47adda 100644
--- a/linux-core/i810_drm.h
+++ b/linux-core/i810_drm.h
@@ -98,8 +98,13 @@ typedef struct _drm_i810_init {
 		I810_INIT_DMA = 0x01,
 		I810_CLEANUP_DMA = 0x02
 	} func;
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+	int ring_map_idx;
+	int buffer_map_idx;
+#else
 	unsigned int mmio_offset;
 	unsigned int buffers_offset;
+#endif
 	int sarea_priv_offset;
 	unsigned int ring_start;
 	unsigned int ring_end;
diff --git a/linux-core/sis_drv.c b/linux-core/sis_drv.c
index 92ec32dd..3dd83fd7 100644
--- a/linux-core/sis_drv.c
+++ b/linux-core/sis_drv.c
@@ -26,669 +26,49 @@
  */
 
 #include <linux/config.h>
+#include "sis.h"
 #include "drmP.h"
 #include "sis_drm.h"
 #include "sis_drv.h"
 
-#define SIS_NAME	 "sis"
-#define SIS_DESC	 "SIS 300/630/540"
-#define SIS_DATE	 "20000831"
-#define SIS_MAJOR	 1
-#define SIS_MINOR	 0
-#define SIS_PATCHLEVEL  0
-
-static drm_device_t	      sis_device;
-drm_ctx_t	              sis_res_ctx;
-
-static struct file_operations sis_fops = {
-#if LINUX_VERSION_CODE >= 0x020400
-				/* This started being used during 2.4.0-test */
-	owner:   THIS_MODULE,
-#endif
-	open:	 sis_open,
-	flush:	 drm_flush,
-	release: sis_release,
-	ioctl:	 sis_ioctl,
-	mmap:	 drm_mmap,
-	read:	 drm_read,
-	fasync:	 drm_fasync,
-	poll:	 drm_poll,
-};
-
-static struct miscdevice      sis_misc = {
-	minor: MISC_DYNAMIC_MINOR,
-	name:  SIS_NAME,
-	fops:  &sis_fops,
-};
-
-static drm_ioctl_desc_t	      sis_ioctls[] = {
-	[DRM_IOCTL_NR(DRM_IOCTL_VERSION)]    = { sis_version,	  0, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { drm_getunique,	  0, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)]  = { drm_getmagic,	  0, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)]  = { drm_irq_busid,	  0, 1 },
-
-	[DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_BLOCK)]	     = { drm_block,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)]    = { drm_unblock,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)]    = { drm_addmap,	  1, 1 },
-	
-	[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)]    = { sis_addctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)]     = { sis_rmctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)]    = { sis_modctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)]    = { sis_getctx,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { sis_switchctx,  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)]    = { sis_newctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)]    = { sis_resctx,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)]   = { drm_adddraw,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)]    = { drm_rmdraw,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_LOCK)]	     = { sis_lock,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)]     = { sis_unlock,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_FINISH)]     = { drm_finish,	  1, 0 },
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)]   = {drm_agp_acquire, 1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)]   = {drm_agp_release, 1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)]    = {drm_agp_enable,  1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)]      = {drm_agp_info,    1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)]     = {drm_agp_alloc,   1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)]      = {drm_agp_free,    1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)]      = {drm_agp_bind,    1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)]    = {drm_agp_unbind,  1, 1},
-#endif
-        /* FB Memory Management */
-        [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)]   = { sis_fb_alloc,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)]    = { sis_fb_free,	  1, 1 },
-
-        /* AGP Memory Management */
-        [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)]   = { sis_agp_init,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)]  = { sis_agp_alloc,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)]   = { sis_agp_free,	  1, 1 },
-        
-#if defined(SIS_STEREO)
-	[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)]    = { sis_control,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FLIP)]       = { sis_flip,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_INIT)]  = { sis_flip_init,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_FINAL)] = { sis_flip_final,  1, 1 },
-#endif
-};
-#define SIS_IOCTL_COUNT DRM_ARRAY_SIZE(sis_ioctls)
-
-#ifdef MODULE
-static char		      *sis = NULL;
-#endif
-
-MODULE_AUTHOR("VA Linux Systems, Inc.");
-MODULE_DESCRIPTION("sis");
-MODULE_PARM(sis, "s");
-
-#ifndef MODULE
-/* sis_options is called by the kernel to parse command-line options
- * passed via the boot-loader (e.g., LILO).  It calls the insmod option
- * routine, drm_parse_drm.
- */
-
-static int __init sis_options(char *str)
-{
-	drm_parse_options(str);
-	return 1;
-}
-
-__setup("sis=", sis_options);
-#endif
-
-static int sis_setup(drm_device_t *dev)
-{
-	int i;
-	
-	atomic_set(&dev->ioctl_count, 0);
-	atomic_set(&dev->vma_count, 0);
-	dev->buf_use	  = 0;
-	atomic_set(&dev->buf_alloc, 0);
-
-	atomic_set(&dev->total_open, 0);
-	atomic_set(&dev->total_close, 0);
-	atomic_set(&dev->total_ioctl, 0);
-	atomic_set(&dev->total_irq, 0);
-	atomic_set(&dev->total_ctx, 0);
-	atomic_set(&dev->total_locks, 0);
-	atomic_set(&dev->total_unlocks, 0);
-	atomic_set(&dev->total_contends, 0);
-	atomic_set(&dev->total_sleeps, 0);
-
-	for (i = 0; i < DRM_HASH_SIZE; i++) {
-		dev->magiclist[i].head = NULL;
-		dev->magiclist[i].tail = NULL;
-	}
-	dev->maplist	    = NULL;
-	dev->map_count	    = 0;
-	dev->vmalist	    = NULL;
-	dev->lock.hw_lock   = NULL;
-	init_waitqueue_head(&dev->lock.lock_queue);
-	dev->queue_count    = 0;
-	dev->queue_reserved = 0;
-	dev->queue_slots    = 0;
-	dev->queuelist	    = NULL;
-	dev->irq	    = 0;
-	dev->context_flag   = 0;
-	dev->interrupt_flag = 0;
-	dev->dma            = 0;
-	dev->dma_flag	    = 0;
-	dev->last_context   = 0;
-	dev->last_switch    = 0;
-	dev->last_checked   = 0;
-	init_timer(&dev->timer);
-	init_waitqueue_head(&dev->context_wait);
-
-	dev->ctx_start	    = 0;
-	dev->lck_start	    = 0;
-	
-	dev->buf_rp	  = dev->buf;
-	dev->buf_wp	  = dev->buf;
-	dev->buf_end	  = dev->buf + DRM_BSZ;
-	dev->buf_async	  = NULL;
-	init_waitqueue_head(&dev->buf_readers);
-	init_waitqueue_head(&dev->buf_writers);
-
-	sis_res_ctx.handle=-1;
-			
-	DRM_DEBUG("\n");
-			
-	/* The kernel's context could be created here, but is now created
-	   in drm_dma_enqueue.	This is more resource-efficient for
-	   hardware that does not do DMA, but may mean that
-	   drm_select_queue fails between the time the interrupt is
-	   initialized and the time the queues are initialized. */
-			
-	return 0;
-}
-
-
-static int sis_takedown(drm_device_t *dev)
-{
-	int		  i;
-	drm_magic_entry_t *pt, *next;
-	drm_map_t	  *map;
-	drm_vma_entry_t	  *vma, *vma_next;
-
-	DRM_DEBUG("\n");
-
-#if defined(SIS_STEREO)
-	if (dev->irq) sis_irq_uninstall(dev);
-#endif
-
-	down(&dev->struct_sem);
-	del_timer(&dev->timer);
-	
-	if (dev->devname) {
-		drm_free(dev->devname, strlen(dev->devname)+1, DRM_MEM_DRIVER);
-		dev->devname = NULL;
-	}
-	
-	if (dev->unique) {
-		drm_free(dev->unique, strlen(dev->unique)+1, DRM_MEM_DRIVER);
-		dev->unique = NULL;
-		dev->unique_len = 0;
-	}
-				/* Clear pid list */
-	for (i = 0; i < DRM_HASH_SIZE; i++) {
-		for (pt = dev->magiclist[i].head; pt; pt = next) {
-			next = pt->next;
-			drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC);
-		}
-		dev->magiclist[i].head = dev->magiclist[i].tail = NULL;
-	}
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-				/* Clear AGP information */
-	if (dev->agp) {
-		drm_agp_mem_t *temp;
-		drm_agp_mem_t *temp_next;
-	   
-		temp = dev->agp->memory;
-		while(temp != NULL) {
-			temp_next = temp->next;
-			drm_free_agp(temp->memory, temp->pages);
-			drm_free(temp, sizeof(*temp), DRM_MEM_AGPLISTS);
-			temp = temp_next;
-		}
-		if (dev->agp->acquired) _drm_agp_release();
-	}
-#endif
-				/* Clear vma list (only built for debugging) */
-	if (dev->vmalist) {
-		for (vma = dev->vmalist; vma; vma = vma_next) {
-			vma_next = vma->next;
-			drm_free(vma, sizeof(*vma), DRM_MEM_VMAS);
-		}
-		dev->vmalist = NULL;
-	}
-	
-				/* Clear map area and mtrr information */
-	if (dev->maplist) {
-		for (i = 0; i < dev->map_count; i++) {
-			map = dev->maplist[i];
-			switch (map->type) {
-			case _DRM_REGISTERS:
-			case _DRM_FRAME_BUFFER:
-#ifdef CONFIG_MTRR
-				if (map->mtrr >= 0) {
-					int retcode;
-					retcode = mtrr_del(map->mtrr,
-							   map->offset,
-							   map->size);
-					DRM_DEBUG("mtrr_del = %d\n", retcode);
-				}
-#endif
-				drm_ioremapfree(map->handle, map->size);
-				break;
-			case _DRM_SHM:
-				drm_free_pages((unsigned long)map->handle,
-					       drm_order(map->size)
-					       - PAGE_SHIFT,
-					       DRM_MEM_SAREA);
-				break;
-			case _DRM_AGP:
-				/* Do nothing here, because this is all
-                                   handled in the AGP/GART driver. */
-				break;
-			}
-			drm_free(map, sizeof(*map), DRM_MEM_MAPS);
-		}
-		drm_free(dev->maplist,
-			 dev->map_count * sizeof(*dev->maplist),
-			 DRM_MEM_MAPS);
-		dev->maplist   = NULL;
-		dev->map_count = 0;
-	}
-	
-	if (dev->lock.hw_lock) {
-		dev->lock.hw_lock    = NULL; /* SHM removed */
-		dev->lock.pid	     = 0;
-		wake_up_interruptible(&dev->lock.lock_queue);
-	}
-	up(&dev->struct_sem);
-	
-	return 0;
-}
-
-/* sis_init is called via init_module at module load time, or via
- * linux/init/main.c (this is not currently supported). */
-
-static int sis_init(void)
-{
-	int		      retcode;
-	drm_device_t	      *dev = &sis_device;
-
-	DRM_DEBUG("\n");
-
-	memset((void *)dev, 0, sizeof(*dev));
-	dev->count_lock	  = SPIN_LOCK_UNLOCKED;
-	sema_init(&dev->struct_sem, 1);
-	
-#ifdef MODULE
-	drm_parse_options(sis);
-#endif
-
-	if ((retcode = misc_register(&sis_misc))) {
-		DRM_ERROR("Cannot register \"%s\"\n", SIS_NAME);
-		return retcode;
-	}
-	dev->device = MKDEV(MISC_MAJOR, sis_misc.minor);
-	dev->name   = SIS_NAME;
-
-	drm_mem_init();
-	drm_proc_init(dev);
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-	dev->agp    = drm_agp_init();
-#endif
-	if((retcode = drm_ctxbitmap_init(dev))) {
-		DRM_ERROR("Cannot allocate memory for context bitmap.\n");
-		drm_proc_cleanup();
-		misc_deregister(&sis_misc);
-		sis_takedown(dev);
-		return retcode;
-	}
-
-	DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
-		 SIS_NAME,
-		 SIS_MAJOR,
-		 SIS_MINOR,
-		 SIS_PATCHLEVEL,
-		 SIS_DATE,
-		 sis_misc.minor);
-	
-	return 0;
-}
-
-/* sis_cleanup is called via cleanup_module at module unload time. */
-
-static void sis_cleanup(void)
-{
-	drm_device_t	      *dev = &sis_device;
-
-	DRM_DEBUG("\n");
-	
-	drm_proc_cleanup();
-	if (misc_deregister(&sis_misc)) {
-		DRM_ERROR("Cannot unload module\n");
-	} else {
-		DRM_INFO("Module unloaded\n");
-	}
-	drm_ctxbitmap_cleanup(dev);
-	sis_takedown(dev);
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-	if (dev->agp) {
-		drm_agp_uninit();
-		drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS);
-		dev->agp = NULL;
-	}
-#endif
-}
-
-module_init(sis_init);
-module_exit(sis_cleanup);
-
-
-int sis_version(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg)
-{
-	drm_version_t version;
-	int	      len;
-
-	if (copy_from_user(&version, (drm_version_t *)arg, sizeof(version)))
-		return -EFAULT;
-
-#define DRM_COPY(name,value)				     \
-	len = strlen(value);				     \
-	if (len > name##_len) len = name##_len;		     \
-	name##_len = strlen(value);			     \
-	if (len && name) {				     \
-		if (copy_to_user(name, value, len))          \
-			return -EFAULT;                      \
-	}
-
-	version.version_major	   = SIS_MAJOR;
-	version.version_minor	   = SIS_MINOR;
-	version.version_patchlevel = SIS_PATCHLEVEL;
-
-	DRM_COPY(version.name, SIS_NAME);
-	DRM_COPY(version.date, SIS_DATE);
-	DRM_COPY(version.desc, SIS_DESC);
-
-	if (copy_to_user((drm_version_t *)arg, &version, sizeof(version)))
-		return -EFAULT;
-	return 0;
-}
-
-int sis_open(struct inode *inode, struct file *filp)
-{
-	drm_device_t  *dev    = &sis_device;
-	int	      retcode = 0;
-	
-	DRM_DEBUG("open_count = %d\n", dev->open_count);
-	if (!(retcode = drm_open_helper(inode, filp, dev))) {
-#if LINUX_VERSION_CODE < 0x020333
-		MOD_INC_USE_COUNT; /* Needed before Linux 2.3.51 */
-#endif
-		atomic_inc(&dev->total_open);
-		spin_lock(&dev->count_lock);
-		if (!dev->open_count++) {
-			spin_unlock(&dev->count_lock);
-			return sis_setup(dev);
-		}
-		spin_unlock(&dev->count_lock);
-	}
-	return retcode;
-}
-
-int sis_release(struct inode *inode, struct file *filp)
-{
-	drm_file_t    *priv   = filp->private_data;
-	drm_device_t  *dev;
-	int	      retcode = 0;
-
-	lock_kernel();
-	dev = priv->dev;
-
-	DRM_DEBUG("open_count = %d\n", dev->open_count);
-	if (!(retcode = drm_release(inode, filp))) {
-#if LINUX_VERSION_CODE < 0x020333
-		MOD_DEC_USE_COUNT; /* Needed before Linux 2.3.51 */
-#endif
-		atomic_inc(&dev->total_close);
-		spin_lock(&dev->count_lock);
-		if (!--dev->open_count) {
-			if (atomic_read(&dev->ioctl_count) || dev->blocked) {
-				DRM_ERROR("Device busy: %d %d\n",
-					  atomic_read(&dev->ioctl_count),
-					  dev->blocked);
-				spin_unlock(&dev->count_lock);
-				unlock_kernel();
-				return -EBUSY;
-			}
-			spin_unlock(&dev->count_lock);
-			unlock_kernel();
-			return sis_takedown(dev);
-		}
-		spin_unlock(&dev->count_lock);
-	}
-
-	unlock_kernel();
-	return retcode;
-}
-
-/* sis_ioctl is called whenever a process performs an ioctl on /dev/drm. */
-
-int sis_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
-		unsigned long arg)
-{
-	int		 nr	 = DRM_IOCTL_NR(cmd);
-	drm_file_t	 *priv	 = filp->private_data;
-	drm_device_t	 *dev	 = priv->dev;
-	int		 retcode = 0;
-	drm_ioctl_desc_t *ioctl;
-	drm_ioctl_t	 *func;
-
-	atomic_inc(&dev->ioctl_count);
-	atomic_inc(&dev->total_ioctl);
-	++priv->ioctl_count;
-	
-	DRM_DEBUG("pid = %d, cmd = 0x%02x, nr = 0x%02x, dev 0x%x, auth = %d\n",
-		  current->pid, cmd, nr, dev->device, priv->authenticated);
-
-	if (nr >= SIS_IOCTL_COUNT) {
-		retcode = -EINVAL;
-	} else {
-		ioctl	  = &sis_ioctls[nr];
-		func	  = ioctl->func;
-
-		if (!func) {
-			DRM_DEBUG("no function\n");
-			retcode = -EINVAL;
-		} else if ((ioctl->root_only && !capable(CAP_SYS_ADMIN))
-			    || (ioctl->auth_needed && !priv->authenticated)) {
-			retcode = -EACCES;
-		} else {
-			retcode = (func)(inode, filp, cmd, arg);
-		}
-	}
-	
-	atomic_dec(&dev->ioctl_count);
-	return retcode;
-}
-
-int sis_lock(struct inode *inode, struct file *filp, unsigned int cmd,
-	      unsigned long arg)
-{
-        drm_file_t        *priv   = filp->private_data;
-        drm_device_t      *dev    = priv->dev;
-        DECLARE_WAITQUEUE(entry, current);
-        int               ret   = 0;
-        drm_lock_t        lock;
-#if DRM_DMA_HISTOGRAM
-        cycles_t          start;
-
-        dev->lck_start = start = get_cycles();
-#endif
-
-        if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock)))
-		return -EFAULT;
-
-        if (lock.context == DRM_KERNEL_CONTEXT) {
-                DRM_ERROR("Process %d using kernel context %d\n",
-                          current->pid, lock.context);
-                return -EINVAL;
-        }
-
-        DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n",
-                  lock.context, current->pid, dev->lock.hw_lock->lock,
-                  lock.flags);
-
-#if 0
-				/* dev->queue_count == 0 right now for
-                                   sis.  FIXME? */
-        if (lock.context < 0 || lock.context >= dev->queue_count)
-                return -EINVAL;
-#endif
-        
-        if (!ret) {
-#if 0
-                if (_DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)
-                    != lock.context) {
-                        long j = jiffies - dev->lock.lock_time;
-
-                        if (lock.context == sis_res_ctx.handle &&
-				j >= 0 && j < DRM_LOCK_SLICE) {
-                                /* Can't take lock if we just had it and
-                                   there is contention. */
-                                DRM_DEBUG("%d (pid %d) delayed j=%d dev=%d jiffies=%d\n",
-					lock.context, current->pid, j, 
-					dev->lock.lock_time, jiffies);
-                                current->state = TASK_INTERRUPTIBLE;
-				current->policy |= SCHED_YIELD;
-                                schedule_timeout(DRM_LOCK_SLICE-j);
-				DRM_DEBUG("jiffies=%d\n", jiffies);
-                        }
-                }
-#endif
-                add_wait_queue(&dev->lock.lock_queue, &entry);
-                for (;;) {
-                        current->state = TASK_INTERRUPTIBLE;
-                        if (!dev->lock.hw_lock) {
-                                /* Device has been unregistered */
-                                ret = -EINTR;
-                                break;
-                        }
-                        if (drm_lock_take(&dev->lock.hw_lock->lock,
-                                          lock.context)) {
-                                dev->lock.pid       = current->pid;
-                                dev->lock.lock_time = jiffies;
-                                atomic_inc(&dev->total_locks);
-                                break;  /* Got lock */
-                        }
-                        
-                                /* Contention */
-                        atomic_inc(&dev->total_sleeps);
-#if 1
-			current->policy |= SCHED_YIELD;
-#endif
-                        schedule();
-                        if (signal_pending(current)) {
-                                ret = -ERESTARTSYS;
-                                break;
-                        }
-                }
-                current->state = TASK_RUNNING;
-                remove_wait_queue(&dev->lock.lock_queue, &entry);
-        }
-
-#if 0
-	if (!ret && dev->last_context != lock.context &&
-		lock.context != sis_res_ctx.handle &&
-		dev->last_context != sis_res_ctx.handle) {
-		add_wait_queue(&dev->context_wait, &entry);
-	        current->state = TASK_INTERRUPTIBLE;
-                /* PRE: dev->last_context != lock.context */
-	        sis_context_switch(dev, dev->last_context, lock.context);
-		/* POST: we will wait for the context
-                   switch and will dispatch on a later call
-                   when dev->last_context == lock.context
-                   NOTE WE HOLD THE LOCK THROUGHOUT THIS
-                   TIME! */
-		current->policy |= SCHED_YIELD;
-	        schedule();
-	        current->state = TASK_RUNNING;
-	        remove_wait_queue(&dev->context_wait, &entry);
-	        if (signal_pending(current)) {
-	                ret = -EINTR;
-	        } else if (dev->last_context != lock.context) {
-			DRM_ERROR("Context mismatch: %d %d\n",
-                        	dev->last_context, lock.context);
-	        }
-	}
-#endif
-
-        if (!ret) {
-		sigemptyset(&dev->sigmask);
-		sigaddset(&dev->sigmask, SIGSTOP);
-		sigaddset(&dev->sigmask, SIGTSTP);
-		sigaddset(&dev->sigmask, SIGTTIN);
-		sigaddset(&dev->sigmask, SIGTTOU);
-		dev->sigdata.context = lock.context;
-		dev->sigdata.lock    = dev->lock.hw_lock;
-		block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask);
-
-                if (lock.flags & _DRM_LOCK_READY) {
-				/* Wait for space in DMA/FIFO */
-		}
-                if (lock.flags & _DRM_LOCK_QUIESCENT) {
-				/* Make hardware quiescent */
-#if 0
-                        sis_quiescent(dev);
-#endif
-		}
-        }
-
-        DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock");
-
-#if DRM_DMA_HISTOGRAM
-        atomic_inc(&dev->histo.lacq[drm_histogram_slot(get_cycles() - start)]);
-#endif
-        
-        return ret;
-}
-
-
-int sis_unlock(struct inode *inode, struct file *filp, unsigned int cmd,
-		 unsigned long arg)
-{
-	drm_file_t	  *priv	  = filp->private_data;
-	drm_device_t	  *dev	  = priv->dev;
-	drm_lock_t	  lock;
-
-	if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock)))
-		return -EFAULT;
-	
-	if (lock.context == DRM_KERNEL_CONTEXT) {
-		DRM_ERROR("Process %d using kernel context %d\n",
-			  current->pid, lock.context);
-		return -EINVAL;
-	}
-
-	DRM_DEBUG("%d frees lock (%d holds)\n",
-		  lock.context,
-		  _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock));
-	atomic_inc(&dev->total_unlocks);
-	if (_DRM_LOCK_IS_CONT(dev->lock.hw_lock->lock))
-		atomic_inc(&dev->total_contends);
-	drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT);
-				/* FIXME: Try to send data to card here */
-	if (!dev->context_flag) {
-		if (drm_lock_free(dev, &dev->lock.hw_lock->lock,
-				  DRM_KERNEL_CONTEXT)) {
-			DRM_ERROR("\n");
-		}
-	}
-
-	unblock_all_signals();
-	return 0;
-}
+#define DRIVER_AUTHOR	 "SIS"
+#define DRIVER_NAME	 "sis"
+#define DRIVER_DESC	 "SIS 300/630/540"
+#define DRIVER_DATE	 "20010503"
+#define DRIVER_MAJOR	 1
+#define DRIVER_MINOR	 0
+#define DRIVER_PATCHLEVEL  0
+
+#define DRIVER_IOCTLS \
+        [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)]   = { sis_fb_alloc,	  1, 1 }, \
+        [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)]    = { sis_fb_free,	  1, 1 }, \
+        /* AGP Memory Management */					  \
+        [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)]   = { sisp_agp_init,	  1, 1 }, \
+        [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)]  = { sisp_agp_alloc,  1, 1 }, \
+        [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)]   = { sisp_agp_free,	  1, 1 }
+#if 0 /* these don't appear to be defined */
+	/* SIS Stereo */						 
+	[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)]    = { sis_control,	  1, 1 }, 
+        [DRM_IOCTL_NR(SIS_IOCTL_FLIP)]       = { sis_flip,	  1, 1 }, 
+        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_INIT)]  = { sis_flip_init,	  1, 1 }, 
+        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_FINAL)] = { sis_flip_final,  1, 1 }
+#endif
+
+#define __HAVE_COUNTERS		5
+
+#include "drm_auth.h"
+#include "drm_agpsupport.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_proc.h"
+#include "drm_vm.h"
+#include "drm_stub.h"
diff --git a/linux/Makefile.linux b/linux/Makefile.linux
index 95044e6f..cb48028f 100644
--- a/linux/Makefile.linux
+++ b/linux/Makefile.linux
@@ -59,7 +59,7 @@ GAMMAOBJS =	gamma_drv.o gamma_dma.o
 GAMMAHEADERS =	gamma_drv.h $(DRMHEADERS) $(DRMTEMPLATES)
 
 TDFXOBJS =	tdfx_drv.o
-TDFXHEADERS =	tdfx.h $(DRMHEADERS)
+TDFXHEADERS =	tdfx.h $(DRMHEADERS) $(DRMTEMPLATES)
 
 R128OBJS =	r128_drv.o r128_cce.o r128_state.o
 R128HEADERS =	r128.h r128_drv.h r128_drm.h $(DRMHEADERS) $(DRMTEMPLATES)
@@ -175,8 +175,8 @@ ifeq ($(SIS),1)
 # file to see if we can, at least, compile the driver.
 MODS += sis.o
 
-SISOBJS=	sis_drv.o sis_context.o sis_ds.o sis_mm.o
-SISHEADERS=	sis_drv.h sis_ds.h sis_drm.h $(DRMHEADERS)
+SISOBJS=	sis_drv.o sis_mm.o sis_ds.o 
+SISHEADERS=	sis_drv.h sis_drm.h $(DRMHEADERS)
 MODCFLAGS += -DCONFIG_DRM_SIS
 endif
 
@@ -216,6 +216,9 @@ endif
 dristat: dristat.c
 	$(CC) $(PRGCFLAGS) $< -o $@
 
+DRIsetup: DRIsetup.c
+	$(CC) $(PRGCFLAGS) $< -o $@ -L/usr/X11R6/lib -lGL -lm ../../../../parser/libxf86config.a ../libdrm.a
+
 gamma_drv.o: gamma_drv.c
 	$(CC) $(MODCFLAGS) -DEXPORT_SYMTAB -I$(TREE) -c $< -o $@
 gamma.o: $(GAMMAOBJS)
diff --git a/linux/drm.h b/linux/drm.h
index 3def97f7..9f561022 100644
--- a/linux/drm.h
+++ b/linux/drm.h
@@ -44,8 +44,27 @@
 #define DRM_IOCTL_NR(n)	     ((n) & 0xff)
 #endif
 
+#define XFREE86_VERSION(major,minor,patch,snap) \
+		((major << 16) | (minor < 8) | patch)
+
+#ifndef CONFIG_XFREE86_VERSION
+#define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0)
+#endif
+
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+#define DRM_PROC_DEVICES "/proc/devices"
+#define DRM_PROC_MISC	 "/proc/misc"
+#define DRM_PROC_DRM	 "/proc/drm"
+#define DRM_DEV_DRM	 "/dev/drm"
+#define DRM_DEV_MODE	 (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
+#define DRM_DEV_UID	 0
+#define DRM_DEV_GID	 0
+#endif
+
+#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0)
 #define DRM_MAJOR       226
 #define DRM_MAX_MINOR   15
+#endif
 #define DRM_NAME	"drm"	  /* Name in kernel, /dev, and /proc	    */
 #define DRM_MIN_ORDER	5	  /* At least 2^5 bytes = 32 bytes	    */
 #define DRM_MAX_ORDER	22	  /* Up to 2^22 bytes = 4MB		    */
@@ -438,15 +457,15 @@ typedef struct drm_scatter_gather {
 #define DRM_IOCTL_R128_CCE_RESET	DRM_IO(  0x43)
 #define DRM_IOCTL_R128_CCE_IDLE		DRM_IO(  0x44)
 #define DRM_IOCTL_R128_RESET		DRM_IO(  0x46)
-#define DRM_IOCTL_R128_FULLSCREEN	DRM_IOW( 0x47, drm_r128_fullscreen_t)
-#define DRM_IOCTL_R128_SWAP		DRM_IO(  0x48)
-#define DRM_IOCTL_R128_CLEAR		DRM_IOW( 0x49, drm_r128_clear_t)
-#define DRM_IOCTL_R128_VERTEX		DRM_IOW( 0x4a, drm_r128_vertex_t)
-#define DRM_IOCTL_R128_INDICES		DRM_IOW( 0x4b, drm_r128_indices_t)
-#define DRM_IOCTL_R128_BLIT		DRM_IOW( 0x4c, drm_r128_blit_t)
-#define DRM_IOCTL_R128_DEPTH		DRM_IOW( 0x4d, drm_r128_depth_t)
-#define DRM_IOCTL_R128_STIPPLE		DRM_IOW( 0x4e, drm_r128_stipple_t)
+#define DRM_IOCTL_R128_SWAP		DRM_IO(  0x47)
+#define DRM_IOCTL_R128_CLEAR		DRM_IOW( 0x48, drm_r128_clear_t)
+#define DRM_IOCTL_R128_VERTEX		DRM_IOW( 0x49, drm_r128_vertex_t)
+#define DRM_IOCTL_R128_INDICES		DRM_IOW( 0x4a, drm_r128_indices_t)
+#define DRM_IOCTL_R128_BLIT		DRM_IOW( 0x4b, drm_r128_blit_t)
+#define DRM_IOCTL_R128_DEPTH		DRM_IOW( 0x4c, drm_r128_depth_t)
+#define DRM_IOCTL_R128_STIPPLE		DRM_IOW( 0x4d, drm_r128_stipple_t)
 #define DRM_IOCTL_R128_INDIRECT		DRM_IOWR(0x4f, drm_r128_indirect_t)
+#define DRM_IOCTL_R128_FULLSCREEN	DRM_IOW( 0x50, drm_r128_fullscreen_t)
 
 /* Radeon specific ioctls */
 #define DRM_IOCTL_RADEON_CP_INIT	DRM_IOW( 0x40, drm_radeon_init_t)
@@ -460,9 +479,9 @@ typedef struct drm_scatter_gather {
 #define DRM_IOCTL_RADEON_CLEAR		DRM_IOW( 0x48, drm_radeon_clear_t)
 #define DRM_IOCTL_RADEON_VERTEX		DRM_IOW( 0x49, drm_radeon_vertex_t)
 #define DRM_IOCTL_RADEON_INDICES	DRM_IOW( 0x4a, drm_radeon_indices_t)
-#define DRM_IOCTL_RADEON_TEXTURE	DRM_IOWR(0x4b, drm_radeon_texture_t)
 #define DRM_IOCTL_RADEON_STIPPLE	DRM_IOW( 0x4c, drm_radeon_stipple_t)
 #define DRM_IOCTL_RADEON_INDIRECT	DRM_IOWR(0x4d, drm_radeon_indirect_t)
+#define DRM_IOCTL_RADEON_TEXTURE	DRM_IOWR(0x4e, drm_radeon_texture_t)
 
 #ifdef CONFIG_DRM_SIS
 /* SiS specific ioctls */
diff --git a/linux/drmP.h b/linux/drmP.h
index 227ec35a..b48d9b1f 100644
--- a/linux/drmP.h
+++ b/linux/drmP.h
@@ -710,7 +710,11 @@ typedef struct drm_device {
 	drm_agp_head_t    *agp;
 #endif
 #ifdef __alpha__
+#if LINUX_VERSION_CODE < 0x020403
 	struct pci_controler *hose;
+#else
+	struct pci_controller *hose;
+#endif
 #endif
 	drm_sg_mem_t      *sg;  /* Scatter gather memory */
 	unsigned long     *ctx_bitmap;
diff --git a/linux/drm_drv.h b/linux/drm_drv.h
index 5337646f..87da5951 100644
--- a/linux/drm_drv.h
+++ b/linux/drm_drv.h
@@ -138,8 +138,10 @@ static drm_ioctl_desc_t		  DRM(ioctls)[] = {
 	[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)]       = { DRM(addmap),      1, 1 },
 	[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)]        = { DRM(rmmap),       1, 0 },
 
+#if __HAVE_CTX_BITMAP
 	[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { DRM(setsareactx), 1, 1 },
 	[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { DRM(getsareactx), 1, 0 },
+#endif
 
 	[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)]       = { DRM(addctx),      1, 1 },
 	[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)]        = { DRM(rmctx),       1, 1 },
diff --git a/linux/drm_vm.h b/linux/drm_vm.h
index 771c11bd..d17a1370 100644
--- a/linux/drm_vm.h
+++ b/linux/drm_vm.h
@@ -377,6 +377,8 @@ int DRM(mmap)(struct file *filp, struct vm_area_struct *vma)
 	DRM_DEBUG("start = 0x%lx, end = 0x%lx, offset = 0x%lx\n",
 		  vma->vm_start, vma->vm_end, VM_OFFSET(vma));
 
+	if ( !priv->authenticated ) return -EACCES;
+
 	if (!VM_OFFSET(vma)) return DRM(mmap_dma)(filp, vma);
 
 				/* A sequential search of a linked list is
diff --git a/linux/gamma_dma.c b/linux/gamma_dma.c
index d3a9414d..7510e2b5 100644
--- a/linux/gamma_dma.c
+++ b/linux/gamma_dma.c
@@ -547,10 +547,6 @@ int gamma_dma(struct inode *inode, struct file *filp, unsigned int cmd,
 	int		  retcode   = 0;
 	drm_dma_t	  d;
 
-#if 0
-	LOCK_TEST_WITH_RETURN( dev );
-#endif
-
 	if (copy_from_user(&d, (drm_dma_t *)arg, sizeof(d)))
 		return -EFAULT;
 
diff --git a/linux/i810_dma.c b/linux/i810_dma.c
index 4c90496a..8a5503ea 100644
--- a/linux/i810_dma.c
+++ b/linux/i810_dma.c
@@ -182,7 +182,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
 	if(buf_priv->currently_mapped == I810_BUF_MAPPED) return -EINVAL;
 
 	if(VM_DONTCOPY != 0) {
-		down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		down( &current->mm->mmap_sem );
+#else
+		down_write( &current->mm->mmap_sem );
+#endif
 		old_fops = filp->f_op;
 		filp->f_op = &i810_buffer_fops;
 		dev_priv->mmap_buffer = buf;
@@ -198,7 +202,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
 			retcode = (signed int)buf_priv->virtual;
 			buf_priv->virtual = 0;
 		}
-   		up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		up( &current->mm->mmap_sem );
+#else
+		up_write( &current->mm->mmap_sem );
+#endif
 	} else {
 		buf_priv->virtual = buf_priv->kernel_virtual;
    		buf_priv->currently_mapped = I810_BUF_MAPPED;
@@ -214,7 +222,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
 	if(VM_DONTCOPY != 0) {
 		if(buf_priv->currently_mapped != I810_BUF_MAPPED)
 			return -EINVAL;
-		down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		down( &current->mm->mmap_sem );
+#else
+		down_write( &current->mm->mmap_sem );
+#endif
 #if LINUX_VERSION_CODE < 0x020399
         	retcode = do_munmap((unsigned long)buf_priv->virtual,
 				    (size_t) buf->total);
@@ -223,7 +235,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
 				    (unsigned long)buf_priv->virtual,
 				    (size_t) buf->total);
 #endif
-   		up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+		up( &current->mm->mmap_sem );
+#else
+		up_write( &current->mm->mmap_sem );
+#endif
 	}
    	buf_priv->currently_mapped = I810_BUF_UNMAPPED;
    	buf_priv->virtual = 0;
diff --git a/linux/i810_drm.h b/linux/i810_drm.h
index cee189b7..5d47adda 100644
--- a/linux/i810_drm.h
+++ b/linux/i810_drm.h
@@ -98,8 +98,13 @@ typedef struct _drm_i810_init {
 		I810_INIT_DMA = 0x01,
 		I810_CLEANUP_DMA = 0x02
 	} func;
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+	int ring_map_idx;
+	int buffer_map_idx;
+#else
 	unsigned int mmio_offset;
 	unsigned int buffers_offset;
+#endif
 	int sarea_priv_offset;
 	unsigned int ring_start;
 	unsigned int ring_end;
diff --git a/linux/r128_cce.c b/linux/r128_cce.c
index 1ced05fe..fbc5fabc 100644
--- a/linux/r128_cce.c
+++ b/linux/r128_cce.c
@@ -131,7 +131,9 @@ static int r128_do_pixcache_flush( drm_r128_private_t *dev_priv )
 		udelay( 1 );
 	}
 
+#if R128_FIFO_DEBUG
 	DRM_ERROR( "%s failed!\n", __FUNCTION__ );
+#endif
 	return -EBUSY;
 }
 
@@ -145,7 +147,9 @@ static int r128_do_wait_for_fifo( drm_r128_private_t *dev_priv, int entries )
 		udelay( 1 );
 	}
 
+#if R128_FIFO_DEBUG
 	DRM_ERROR( "%s failed!\n", __FUNCTION__ );
+#endif
 	return -EBUSY;
 }
 
@@ -164,7 +168,9 @@ int r128_do_wait_for_idle( drm_r128_private_t *dev_priv )
 		udelay( 1 );
 	}
 
+#if R128_FIFO_DEBUG
 	DRM_ERROR( "%s failed!\n", __FUNCTION__ );
+#endif
 	return -EBUSY;
 }
 
diff --git a/linux/r128_drm.h b/linux/r128_drm.h
index fc1261ea..0fc6a6cd 100644
--- a/linux/r128_drm.h
+++ b/linux/r128_drm.h
@@ -175,7 +175,11 @@ typedef struct drm_r128_init {
 		R128_INIT_CCE    = 0x01,
 		R128_CLEANUP_CCE = 0x02
 	} func;
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+	int sarea_priv_offset;
+#else
 	unsigned long sarea_priv_offset;
+#endif
 	int is_pci;
 	int cce_mode;
 	int cce_secure;
@@ -189,12 +193,21 @@ typedef struct drm_r128_init {
 	unsigned int depth_offset, depth_pitch;
 	unsigned int span_offset;
 
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+	unsigned int fb_offset;
+	unsigned int mmio_offset;
+	unsigned int ring_offset;
+	unsigned int ring_rptr_offset;
+	unsigned int buffers_offset;
+	unsigned int agp_textures_offset;
+#else
 	unsigned long fb_offset;
 	unsigned long mmio_offset;
 	unsigned long ring_offset;
 	unsigned long ring_rptr_offset;
 	unsigned long buffers_offset;
 	unsigned long agp_textures_offset;
+#endif
 } drm_r128_init_t;
 
 typedef struct drm_r128_cce_stop {
@@ -202,19 +215,17 @@ typedef struct drm_r128_cce_stop {
 	int idle;
 } drm_r128_cce_stop_t;
 
-typedef struct drm_r128_fullscreen {
-	enum {
-		R128_INIT_FULLSCREEN    = 0x01,
-		R128_CLEANUP_FULLSCREEN = 0x02
-	} func;
-} drm_r128_fullscreen_t;
-
 typedef struct drm_r128_clear {
 	unsigned int flags;
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+	int x, y, w, h;
+#endif
 	unsigned int clear_color;
 	unsigned int clear_depth;
+#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0)
 	unsigned int color_mask;
 	unsigned int depth_mask;
+#endif
 } drm_r128_clear_t;
 
 typedef struct drm_r128_vertex {
@@ -266,4 +277,11 @@ typedef struct drm_r128_indirect {
 	int discard;
 } drm_r128_indirect_t;
 
+typedef struct drm_r128_fullscreen {
+	enum {
+		R128_INIT_FULLSCREEN    = 0x01,
+		R128_CLEANUP_FULLSCREEN = 0x02
+	} func;
+} drm_r128_fullscreen_t;
+
 #endif
diff --git a/linux/radeon_cp.c b/linux/radeon_cp.c
index c255a3e0..d8b85949 100644
--- a/linux/radeon_cp.c
+++ b/linux/radeon_cp.c
@@ -38,6 +38,12 @@
 
 #define RADEON_FIFO_DEBUG	0
 
+#if defined(__alpha__)
+# define PCIGART_ENABLED
+#else
+# undef PCIGART_ENABLED
+#endif
+
 
 /* CP microcode (from ATI) */
 static u32 radeon_cp_microcode[][2] = {
@@ -520,8 +526,13 @@ static int radeon_do_engine_reset( drm_device_t *dev )
 	clock_cntl_index = RADEON_READ( RADEON_CLOCK_CNTL_INDEX );
 	mclk_cntl = RADEON_READ_PLL( dev, RADEON_MCLK_CNTL );
 
-	/* FIXME: remove magic number here and in radeon ddx driver!!! */
-	RADEON_WRITE_PLL( RADEON_MCLK_CNTL, mclk_cntl | 0x003f00000 );
+	RADEON_WRITE_PLL( RADEON_MCLK_CNTL, ( mclk_cntl |
+					      RADEON_FORCEON_MCLKA |
+					      RADEON_FORCEON_MCLKB |
+ 					      RADEON_FORCEON_YCLKA |
+					      RADEON_FORCEON_YCLKB |
+					      RADEON_FORCEON_MC |
+					      RADEON_FORCEON_AIC ) );
 
 	rbbm_soft_reset = RADEON_READ( RADEON_RBBM_SOFT_RESET );
 
@@ -654,7 +665,7 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
 
 	dev_priv->is_pci = init->is_pci;
 
-#if 1
+#if !defined(PCIGART_ENABLED)
 	/* PCI support is not 100% working, so we disable it here.
 	 */
 	if ( dev_priv->is_pci ) {
@@ -666,7 +677,6 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
 #endif
 
 	if ( dev_priv->is_pci && !dev->sg ) {
-		DRM_DEBUG( "PCI GART memory not allocated!\n" );
 		DRM_ERROR( "PCI GART memory not allocated!\n" );
 		DRM(free)( dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER );
 		dev->dev_private = NULL;
@@ -873,7 +883,6 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
 	if ( dev_priv->is_pci ) {
 		dev_priv->phys_pci_gart = DRM(ati_pcigart_init)( dev );
 		if ( !dev_priv->phys_pci_gart ) {
-			DRM_DEBUG( "failed to init PCI GART!\n" );
 			DRM_ERROR( "failed to init PCI GART!\n" );
 			DRM(free)( dev_priv, sizeof(*dev_priv),
 				   DRM_MEM_DRIVER );
@@ -899,7 +908,8 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
 
 		/* Turn off AGP aperture -- is this required for PCIGART?
 		 */
-		RADEON_WRITE( RADEON_MC_AGP_LOCATION, 0 );
+		RADEON_WRITE( RADEON_MC_AGP_LOCATION, 0xffffffc0 ); /* ?? */
+		RADEON_WRITE( RADEON_AGP_COMMAND, 0 ); /* clear AGP_COMMAND */
 	} else {
 		/* Turn off PCI GART
 		 */
diff --git a/linux/radeon_drv.h b/linux/radeon_drv.h
index ee5e113b..4217beee 100644
--- a/linux/radeon_drv.h
+++ b/linux/radeon_drv.h
@@ -181,6 +181,7 @@ extern int radeon_cp_indirect( struct inode *inode, struct file *filp,
  * for Radeon kernel driver.
  */
 
+#define RADEON_AGP_COMMAND		0x0f60
 #define RADEON_AUX_SCISSOR_CNTL		0x26f0
 #	define RADEON_EXCLUSIVE_SCISSOR_0	(1 << 24)
 #	define RADEON_EXCLUSIVE_SCISSOR_1	(1 << 25)
@@ -254,6 +255,12 @@ extern int radeon_cp_indirect( struct inode *inode, struct file *filp,
 #define RADEON_MC_AGP_LOCATION		0x014c
 #define RADEON_MC_FB_LOCATION		0x0148
 #define RADEON_MCLK_CNTL		0x0012
+#	define RADEON_FORCEON_MCLKA		(1 << 16)
+#	define RADEON_FORCEON_MCLKB		(1 << 17)
+#	define RADEON_FORCEON_YCLKA		(1 << 18)
+#	define RADEON_FORCEON_YCLKB		(1 << 19)
+#	define RADEON_FORCEON_MC		(1 << 20)
+#	define RADEON_FORCEON_AIC		(1 << 21)
 
 #define RADEON_PP_BORDER_COLOR_0	0x1d40
 #define RADEON_PP_BORDER_COLOR_1	0x1d44
diff --git a/linux/sis_drm.h b/linux/sis_drm.h
index 299143f6..339ed5a0 100644
--- a/linux/sis_drm.h
+++ b/linux/sis_drm.h
@@ -17,4 +17,20 @@ typedef struct {
   unsigned int left, right;
 } drm_sis_flip_t;
 
+#ifdef __KERNEL__
+
+int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
+		  unsigned long arg);
+int sis_fb_free(struct inode *inode, struct file *filp, unsigned int cmd,
+		  unsigned long arg);
+
+int sisp_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
+		  unsigned long arg);
+int sisp_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
+		  unsigned long arg);
+int sisp_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
+		  unsigned long arg);
+
+#endif
+
 #endif
diff --git a/linux/sis_drv.c b/linux/sis_drv.c
index 92ec32dd..3dd83fd7 100644
--- a/linux/sis_drv.c
+++ b/linux/sis_drv.c
@@ -26,669 +26,49 @@
  */
 
 #include <linux/config.h>
+#include "sis.h"
 #include "drmP.h"
 #include "sis_drm.h"
 #include "sis_drv.h"
 
-#define SIS_NAME	 "sis"
-#define SIS_DESC	 "SIS 300/630/540"
-#define SIS_DATE	 "20000831"
-#define SIS_MAJOR	 1
-#define SIS_MINOR	 0
-#define SIS_PATCHLEVEL  0
-
-static drm_device_t	      sis_device;
-drm_ctx_t	              sis_res_ctx;
-
-static struct file_operations sis_fops = {
-#if LINUX_VERSION_CODE >= 0x020400
-				/* This started being used during 2.4.0-test */
-	owner:   THIS_MODULE,
-#endif
-	open:	 sis_open,
-	flush:	 drm_flush,
-	release: sis_release,
-	ioctl:	 sis_ioctl,
-	mmap:	 drm_mmap,
-	read:	 drm_read,
-	fasync:	 drm_fasync,
-	poll:	 drm_poll,
-};
-
-static struct miscdevice      sis_misc = {
-	minor: MISC_DYNAMIC_MINOR,
-	name:  SIS_NAME,
-	fops:  &sis_fops,
-};
-
-static drm_ioctl_desc_t	      sis_ioctls[] = {
-	[DRM_IOCTL_NR(DRM_IOCTL_VERSION)]    = { sis_version,	  0, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { drm_getunique,	  0, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)]  = { drm_getmagic,	  0, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)]  = { drm_irq_busid,	  0, 1 },
-
-	[DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_BLOCK)]	     = { drm_block,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)]    = { drm_unblock,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)]    = { drm_addmap,	  1, 1 },
-	
-	[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)]    = { sis_addctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)]     = { sis_rmctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)]    = { sis_modctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)]    = { sis_getctx,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { sis_switchctx,  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)]    = { sis_newctx,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)]    = { sis_resctx,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)]   = { drm_adddraw,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)]    = { drm_rmdraw,	  1, 1 },
-	[DRM_IOCTL_NR(DRM_IOCTL_LOCK)]	     = { sis_lock,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)]     = { sis_unlock,	  1, 0 },
-	[DRM_IOCTL_NR(DRM_IOCTL_FINISH)]     = { drm_finish,	  1, 0 },
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)]   = {drm_agp_acquire, 1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)]   = {drm_agp_release, 1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)]    = {drm_agp_enable,  1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)]      = {drm_agp_info,    1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)]     = {drm_agp_alloc,   1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)]      = {drm_agp_free,    1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)]      = {drm_agp_bind,    1, 1},
-	[DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)]    = {drm_agp_unbind,  1, 1},
-#endif
-        /* FB Memory Management */
-        [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)]   = { sis_fb_alloc,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)]    = { sis_fb_free,	  1, 1 },
-
-        /* AGP Memory Management */
-        [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)]   = { sis_agp_init,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)]  = { sis_agp_alloc,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)]   = { sis_agp_free,	  1, 1 },
-        
-#if defined(SIS_STEREO)
-	[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)]    = { sis_control,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FLIP)]       = { sis_flip,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_INIT)]  = { sis_flip_init,	  1, 1 },
-        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_FINAL)] = { sis_flip_final,  1, 1 },
-#endif
-};
-#define SIS_IOCTL_COUNT DRM_ARRAY_SIZE(sis_ioctls)
-
-#ifdef MODULE
-static char		      *sis = NULL;
-#endif
-
-MODULE_AUTHOR("VA Linux Systems, Inc.");
-MODULE_DESCRIPTION("sis");
-MODULE_PARM(sis, "s");
-
-#ifndef MODULE
-/* sis_options is called by the kernel to parse command-line options
- * passed via the boot-loader (e.g., LILO).  It calls the insmod option
- * routine, drm_parse_drm.
- */
-
-static int __init sis_options(char *str)
-{
-	drm_parse_options(str);
-	return 1;
-}
-
-__setup("sis=", sis_options);
-#endif
-
-static int sis_setup(drm_device_t *dev)
-{
-	int i;
-	
-	atomic_set(&dev->ioctl_count, 0);
-	atomic_set(&dev->vma_count, 0);
-	dev->buf_use	  = 0;
-	atomic_set(&dev->buf_alloc, 0);
-
-	atomic_set(&dev->total_open, 0);
-	atomic_set(&dev->total_close, 0);
-	atomic_set(&dev->total_ioctl, 0);
-	atomic_set(&dev->total_irq, 0);
-	atomic_set(&dev->total_ctx, 0);
-	atomic_set(&dev->total_locks, 0);
-	atomic_set(&dev->total_unlocks, 0);
-	atomic_set(&dev->total_contends, 0);
-	atomic_set(&dev->total_sleeps, 0);
-
-	for (i = 0; i < DRM_HASH_SIZE; i++) {
-		dev->magiclist[i].head = NULL;
-		dev->magiclist[i].tail = NULL;
-	}
-	dev->maplist	    = NULL;
-	dev->map_count	    = 0;
-	dev->vmalist	    = NULL;
-	dev->lock.hw_lock   = NULL;
-	init_waitqueue_head(&dev->lock.lock_queue);
-	dev->queue_count    = 0;
-	dev->queue_reserved = 0;
-	dev->queue_slots    = 0;
-	dev->queuelist	    = NULL;
-	dev->irq	    = 0;
-	dev->context_flag   = 0;
-	dev->interrupt_flag = 0;
-	dev->dma            = 0;
-	dev->dma_flag	    = 0;
-	dev->last_context   = 0;
-	dev->last_switch    = 0;
-	dev->last_checked   = 0;
-	init_timer(&dev->timer);
-	init_waitqueue_head(&dev->context_wait);
-
-	dev->ctx_start	    = 0;
-	dev->lck_start	    = 0;
-	
-	dev->buf_rp	  = dev->buf;
-	dev->buf_wp	  = dev->buf;
-	dev->buf_end	  = dev->buf + DRM_BSZ;
-	dev->buf_async	  = NULL;
-	init_waitqueue_head(&dev->buf_readers);
-	init_waitqueue_head(&dev->buf_writers);
-
-	sis_res_ctx.handle=-1;
-			
-	DRM_DEBUG("\n");
-			
-	/* The kernel's context could be created here, but is now created
-	   in drm_dma_enqueue.	This is more resource-efficient for
-	   hardware that does not do DMA, but may mean that
-	   drm_select_queue fails between the time the interrupt is
-	   initialized and the time the queues are initialized. */
-			
-	return 0;
-}
-
-
-static int sis_takedown(drm_device_t *dev)
-{
-	int		  i;
-	drm_magic_entry_t *pt, *next;
-	drm_map_t	  *map;
-	drm_vma_entry_t	  *vma, *vma_next;
-
-	DRM_DEBUG("\n");
-
-#if defined(SIS_STEREO)
-	if (dev->irq) sis_irq_uninstall(dev);
-#endif
-
-	down(&dev->struct_sem);
-	del_timer(&dev->timer);
-	
-	if (dev->devname) {
-		drm_free(dev->devname, strlen(dev->devname)+1, DRM_MEM_DRIVER);
-		dev->devname = NULL;
-	}
-	
-	if (dev->unique) {
-		drm_free(dev->unique, strlen(dev->unique)+1, DRM_MEM_DRIVER);
-		dev->unique = NULL;
-		dev->unique_len = 0;
-	}
-				/* Clear pid list */
-	for (i = 0; i < DRM_HASH_SIZE; i++) {
-		for (pt = dev->magiclist[i].head; pt; pt = next) {
-			next = pt->next;
-			drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC);
-		}
-		dev->magiclist[i].head = dev->magiclist[i].tail = NULL;
-	}
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-				/* Clear AGP information */
-	if (dev->agp) {
-		drm_agp_mem_t *temp;
-		drm_agp_mem_t *temp_next;
-	   
-		temp = dev->agp->memory;
-		while(temp != NULL) {
-			temp_next = temp->next;
-			drm_free_agp(temp->memory, temp->pages);
-			drm_free(temp, sizeof(*temp), DRM_MEM_AGPLISTS);
-			temp = temp_next;
-		}
-		if (dev->agp->acquired) _drm_agp_release();
-	}
-#endif
-				/* Clear vma list (only built for debugging) */
-	if (dev->vmalist) {
-		for (vma = dev->vmalist; vma; vma = vma_next) {
-			vma_next = vma->next;
-			drm_free(vma, sizeof(*vma), DRM_MEM_VMAS);
-		}
-		dev->vmalist = NULL;
-	}
-	
-				/* Clear map area and mtrr information */
-	if (dev->maplist) {
-		for (i = 0; i < dev->map_count; i++) {
-			map = dev->maplist[i];
-			switch (map->type) {
-			case _DRM_REGISTERS:
-			case _DRM_FRAME_BUFFER:
-#ifdef CONFIG_MTRR
-				if (map->mtrr >= 0) {
-					int retcode;
-					retcode = mtrr_del(map->mtrr,
-							   map->offset,
-							   map->size);
-					DRM_DEBUG("mtrr_del = %d\n", retcode);
-				}
-#endif
-				drm_ioremapfree(map->handle, map->size);
-				break;
-			case _DRM_SHM:
-				drm_free_pages((unsigned long)map->handle,
-					       drm_order(map->size)
-					       - PAGE_SHIFT,
-					       DRM_MEM_SAREA);
-				break;
-			case _DRM_AGP:
-				/* Do nothing here, because this is all
-                                   handled in the AGP/GART driver. */
-				break;
-			}
-			drm_free(map, sizeof(*map), DRM_MEM_MAPS);
-		}
-		drm_free(dev->maplist,
-			 dev->map_count * sizeof(*dev->maplist),
-			 DRM_MEM_MAPS);
-		dev->maplist   = NULL;
-		dev->map_count = 0;
-	}
-	
-	if (dev->lock.hw_lock) {
-		dev->lock.hw_lock    = NULL; /* SHM removed */
-		dev->lock.pid	     = 0;
-		wake_up_interruptible(&dev->lock.lock_queue);
-	}
-	up(&dev->struct_sem);
-	
-	return 0;
-}
-
-/* sis_init is called via init_module at module load time, or via
- * linux/init/main.c (this is not currently supported). */
-
-static int sis_init(void)
-{
-	int		      retcode;
-	drm_device_t	      *dev = &sis_device;
-
-	DRM_DEBUG("\n");
-
-	memset((void *)dev, 0, sizeof(*dev));
-	dev->count_lock	  = SPIN_LOCK_UNLOCKED;
-	sema_init(&dev->struct_sem, 1);
-	
-#ifdef MODULE
-	drm_parse_options(sis);
-#endif
-
-	if ((retcode = misc_register(&sis_misc))) {
-		DRM_ERROR("Cannot register \"%s\"\n", SIS_NAME);
-		return retcode;
-	}
-	dev->device = MKDEV(MISC_MAJOR, sis_misc.minor);
-	dev->name   = SIS_NAME;
-
-	drm_mem_init();
-	drm_proc_init(dev);
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-	dev->agp    = drm_agp_init();
-#endif
-	if((retcode = drm_ctxbitmap_init(dev))) {
-		DRM_ERROR("Cannot allocate memory for context bitmap.\n");
-		drm_proc_cleanup();
-		misc_deregister(&sis_misc);
-		sis_takedown(dev);
-		return retcode;
-	}
-
-	DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
-		 SIS_NAME,
-		 SIS_MAJOR,
-		 SIS_MINOR,
-		 SIS_PATCHLEVEL,
-		 SIS_DATE,
-		 sis_misc.minor);
-	
-	return 0;
-}
-
-/* sis_cleanup is called via cleanup_module at module unload time. */
-
-static void sis_cleanup(void)
-{
-	drm_device_t	      *dev = &sis_device;
-
-	DRM_DEBUG("\n");
-	
-	drm_proc_cleanup();
-	if (misc_deregister(&sis_misc)) {
-		DRM_ERROR("Cannot unload module\n");
-	} else {
-		DRM_INFO("Module unloaded\n");
-	}
-	drm_ctxbitmap_cleanup(dev);
-	sis_takedown(dev);
-#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
-	if (dev->agp) {
-		drm_agp_uninit();
-		drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS);
-		dev->agp = NULL;
-	}
-#endif
-}
-
-module_init(sis_init);
-module_exit(sis_cleanup);
-
-
-int sis_version(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg)
-{
-	drm_version_t version;
-	int	      len;
-
-	if (copy_from_user(&version, (drm_version_t *)arg, sizeof(version)))
-		return -EFAULT;
-
-#define DRM_COPY(name,value)				     \
-	len = strlen(value);				     \
-	if (len > name##_len) len = name##_len;		     \
-	name##_len = strlen(value);			     \
-	if (len && name) {				     \
-		if (copy_to_user(name, value, len))          \
-			return -EFAULT;                      \
-	}
-
-	version.version_major	   = SIS_MAJOR;
-	version.version_minor	   = SIS_MINOR;
-	version.version_patchlevel = SIS_PATCHLEVEL;
-
-	DRM_COPY(version.name, SIS_NAME);
-	DRM_COPY(version.date, SIS_DATE);
-	DRM_COPY(version.desc, SIS_DESC);
-
-	if (copy_to_user((drm_version_t *)arg, &version, sizeof(version)))
-		return -EFAULT;
-	return 0;
-}
-
-int sis_open(struct inode *inode, struct file *filp)
-{
-	drm_device_t  *dev    = &sis_device;
-	int	      retcode = 0;
-	
-	DRM_DEBUG("open_count = %d\n", dev->open_count);
-	if (!(retcode = drm_open_helper(inode, filp, dev))) {
-#if LINUX_VERSION_CODE < 0x020333
-		MOD_INC_USE_COUNT; /* Needed before Linux 2.3.51 */
-#endif
-		atomic_inc(&dev->total_open);
-		spin_lock(&dev->count_lock);
-		if (!dev->open_count++) {
-			spin_unlock(&dev->count_lock);
-			return sis_setup(dev);
-		}
-		spin_unlock(&dev->count_lock);
-	}
-	return retcode;
-}
-
-int sis_release(struct inode *inode, struct file *filp)
-{
-	drm_file_t    *priv   = filp->private_data;
-	drm_device_t  *dev;
-	int	      retcode = 0;
-
-	lock_kernel();
-	dev = priv->dev;
-
-	DRM_DEBUG("open_count = %d\n", dev->open_count);
-	if (!(retcode = drm_release(inode, filp))) {
-#if LINUX_VERSION_CODE < 0x020333
-		MOD_DEC_USE_COUNT; /* Needed before Linux 2.3.51 */
-#endif
-		atomic_inc(&dev->total_close);
-		spin_lock(&dev->count_lock);
-		if (!--dev->open_count) {
-			if (atomic_read(&dev->ioctl_count) || dev->blocked) {
-				DRM_ERROR("Device busy: %d %d\n",
-					  atomic_read(&dev->ioctl_count),
-					  dev->blocked);
-				spin_unlock(&dev->count_lock);
-				unlock_kernel();
-				return -EBUSY;
-			}
-			spin_unlock(&dev->count_lock);
-			unlock_kernel();
-			return sis_takedown(dev);
-		}
-		spin_unlock(&dev->count_lock);
-	}
-
-	unlock_kernel();
-	return retcode;
-}
-
-/* sis_ioctl is called whenever a process performs an ioctl on /dev/drm. */
-
-int sis_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
-		unsigned long arg)
-{
-	int		 nr	 = DRM_IOCTL_NR(cmd);
-	drm_file_t	 *priv	 = filp->private_data;
-	drm_device_t	 *dev	 = priv->dev;
-	int		 retcode = 0;
-	drm_ioctl_desc_t *ioctl;
-	drm_ioctl_t	 *func;
-
-	atomic_inc(&dev->ioctl_count);
-	atomic_inc(&dev->total_ioctl);
-	++priv->ioctl_count;
-	
-	DRM_DEBUG("pid = %d, cmd = 0x%02x, nr = 0x%02x, dev 0x%x, auth = %d\n",
-		  current->pid, cmd, nr, dev->device, priv->authenticated);
-
-	if (nr >= SIS_IOCTL_COUNT) {
-		retcode = -EINVAL;
-	} else {
-		ioctl	  = &sis_ioctls[nr];
-		func	  = ioctl->func;
-
-		if (!func) {
-			DRM_DEBUG("no function\n");
-			retcode = -EINVAL;
-		} else if ((ioctl->root_only && !capable(CAP_SYS_ADMIN))
-			    || (ioctl->auth_needed && !priv->authenticated)) {
-			retcode = -EACCES;
-		} else {
-			retcode = (func)(inode, filp, cmd, arg);
-		}
-	}
-	
-	atomic_dec(&dev->ioctl_count);
-	return retcode;
-}
-
-int sis_lock(struct inode *inode, struct file *filp, unsigned int cmd,
-	      unsigned long arg)
-{
-        drm_file_t        *priv   = filp->private_data;
-        drm_device_t      *dev    = priv->dev;
-        DECLARE_WAITQUEUE(entry, current);
-        int               ret   = 0;
-        drm_lock_t        lock;
-#if DRM_DMA_HISTOGRAM
-        cycles_t          start;
-
-        dev->lck_start = start = get_cycles();
-#endif
-
-        if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock)))
-		return -EFAULT;
-
-        if (lock.context == DRM_KERNEL_CONTEXT) {
-                DRM_ERROR("Process %d using kernel context %d\n",
-                          current->pid, lock.context);
-                return -EINVAL;
-        }
-
-        DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n",
-                  lock.context, current->pid, dev->lock.hw_lock->lock,
-                  lock.flags);
-
-#if 0
-				/* dev->queue_count == 0 right now for
-                                   sis.  FIXME? */
-        if (lock.context < 0 || lock.context >= dev->queue_count)
-                return -EINVAL;
-#endif
-        
-        if (!ret) {
-#if 0
-                if (_DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)
-                    != lock.context) {
-                        long j = jiffies - dev->lock.lock_time;
-
-                        if (lock.context == sis_res_ctx.handle &&
-				j >= 0 && j < DRM_LOCK_SLICE) {
-                                /* Can't take lock if we just had it and
-                                   there is contention. */
-                                DRM_DEBUG("%d (pid %d) delayed j=%d dev=%d jiffies=%d\n",
-					lock.context, current->pid, j, 
-					dev->lock.lock_time, jiffies);
-                                current->state = TASK_INTERRUPTIBLE;
-				current->policy |= SCHED_YIELD;
-                                schedule_timeout(DRM_LOCK_SLICE-j);
-				DRM_DEBUG("jiffies=%d\n", jiffies);
-                        }
-                }
-#endif
-                add_wait_queue(&dev->lock.lock_queue, &entry);
-                for (;;) {
-                        current->state = TASK_INTERRUPTIBLE;
-                        if (!dev->lock.hw_lock) {
-                                /* Device has been unregistered */
-                                ret = -EINTR;
-                                break;
-                        }
-                        if (drm_lock_take(&dev->lock.hw_lock->lock,
-                                          lock.context)) {
-                                dev->lock.pid       = current->pid;
-                                dev->lock.lock_time = jiffies;
-                                atomic_inc(&dev->total_locks);
-                                break;  /* Got lock */
-                        }
-                        
-                                /* Contention */
-                        atomic_inc(&dev->total_sleeps);
-#if 1
-			current->policy |= SCHED_YIELD;
-#endif
-                        schedule();
-                        if (signal_pending(current)) {
-                                ret = -ERESTARTSYS;
-                                break;
-                        }
-                }
-                current->state = TASK_RUNNING;
-                remove_wait_queue(&dev->lock.lock_queue, &entry);
-        }
-
-#if 0
-	if (!ret && dev->last_context != lock.context &&
-		lock.context != sis_res_ctx.handle &&
-		dev->last_context != sis_res_ctx.handle) {
-		add_wait_queue(&dev->context_wait, &entry);
-	        current->state = TASK_INTERRUPTIBLE;
-                /* PRE: dev->last_context != lock.context */
-	        sis_context_switch(dev, dev->last_context, lock.context);
-		/* POST: we will wait for the context
-                   switch and will dispatch on a later call
-                   when dev->last_context == lock.context
-                   NOTE WE HOLD THE LOCK THROUGHOUT THIS
-                   TIME! */
-		current->policy |= SCHED_YIELD;
-	        schedule();
-	        current->state = TASK_RUNNING;
-	        remove_wait_queue(&dev->context_wait, &entry);
-	        if (signal_pending(current)) {
-	                ret = -EINTR;
-	        } else if (dev->last_context != lock.context) {
-			DRM_ERROR("Context mismatch: %d %d\n",
-                        	dev->last_context, lock.context);
-	        }
-	}
-#endif
-
-        if (!ret) {
-		sigemptyset(&dev->sigmask);
-		sigaddset(&dev->sigmask, SIGSTOP);
-		sigaddset(&dev->sigmask, SIGTSTP);
-		sigaddset(&dev->sigmask, SIGTTIN);
-		sigaddset(&dev->sigmask, SIGTTOU);
-		dev->sigdata.context = lock.context;
-		dev->sigdata.lock    = dev->lock.hw_lock;
-		block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask);
-
-                if (lock.flags & _DRM_LOCK_READY) {
-				/* Wait for space in DMA/FIFO */
-		}
-                if (lock.flags & _DRM_LOCK_QUIESCENT) {
-				/* Make hardware quiescent */
-#if 0
-                        sis_quiescent(dev);
-#endif
-		}
-        }
-
-        DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock");
-
-#if DRM_DMA_HISTOGRAM
-        atomic_inc(&dev->histo.lacq[drm_histogram_slot(get_cycles() - start)]);
-#endif
-        
-        return ret;
-}
-
-
-int sis_unlock(struct inode *inode, struct file *filp, unsigned int cmd,
-		 unsigned long arg)
-{
-	drm_file_t	  *priv	  = filp->private_data;
-	drm_device_t	  *dev	  = priv->dev;
-	drm_lock_t	  lock;
-
-	if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock)))
-		return -EFAULT;
-	
-	if (lock.context == DRM_KERNEL_CONTEXT) {
-		DRM_ERROR("Process %d using kernel context %d\n",
-			  current->pid, lock.context);
-		return -EINVAL;
-	}
-
-	DRM_DEBUG("%d frees lock (%d holds)\n",
-		  lock.context,
-		  _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock));
-	atomic_inc(&dev->total_unlocks);
-	if (_DRM_LOCK_IS_CONT(dev->lock.hw_lock->lock))
-		atomic_inc(&dev->total_contends);
-	drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT);
-				/* FIXME: Try to send data to card here */
-	if (!dev->context_flag) {
-		if (drm_lock_free(dev, &dev->lock.hw_lock->lock,
-				  DRM_KERNEL_CONTEXT)) {
-			DRM_ERROR("\n");
-		}
-	}
-
-	unblock_all_signals();
-	return 0;
-}
+#define DRIVER_AUTHOR	 "SIS"
+#define DRIVER_NAME	 "sis"
+#define DRIVER_DESC	 "SIS 300/630/540"
+#define DRIVER_DATE	 "20010503"
+#define DRIVER_MAJOR	 1
+#define DRIVER_MINOR	 0
+#define DRIVER_PATCHLEVEL  0
+
+#define DRIVER_IOCTLS \
+        [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)]   = { sis_fb_alloc,	  1, 1 }, \
+        [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)]    = { sis_fb_free,	  1, 1 }, \
+        /* AGP Memory Management */					  \
+        [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)]   = { sisp_agp_init,	  1, 1 }, \
+        [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)]  = { sisp_agp_alloc,  1, 1 }, \
+        [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)]   = { sisp_agp_free,	  1, 1 }
+#if 0 /* these don't appear to be defined */
+	/* SIS Stereo */						 
+	[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)]    = { sis_control,	  1, 1 }, 
+        [DRM_IOCTL_NR(SIS_IOCTL_FLIP)]       = { sis_flip,	  1, 1 }, 
+        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_INIT)]  = { sis_flip_init,	  1, 1 }, 
+        [DRM_IOCTL_NR(SIS_IOCTL_FLIP_FINAL)] = { sis_flip_final,  1, 1 }
+#endif
+
+#define __HAVE_COUNTERS		5
+
+#include "drm_auth.h"
+#include "drm_agpsupport.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_proc.h"
+#include "drm_vm.h"
+#include "drm_stub.h"
diff --git a/linux/sis_drv.h b/linux/sis_drv.h
index 8c4e2910..844e38b0 100644
--- a/linux/sis_drv.h
+++ b/linux/sis_drv.h
@@ -28,53 +28,11 @@
 #ifndef _SIS_DRV_H_
 #define _SIS_DRV_H_
 
-				/* sis_drv.c */
-extern int  sis_version(struct inode *inode, struct file *filp,
-			  unsigned int cmd, unsigned long arg);
-extern int  sis_open(struct inode *inode, struct file *filp);
-extern int  sis_release(struct inode *inode, struct file *filp);
-extern int  sis_ioctl(struct inode *inode, struct file *filp,
-			unsigned int cmd, unsigned long arg);
-extern int  sis_irq_install(drm_device_t *dev, int irq);
-extern int  sis_irq_uninstall(drm_device_t *dev);
-extern int  sis_control(struct inode *inode, struct file *filp,
-			  unsigned int cmd, unsigned long arg);
-extern int  sis_lock(struct inode *inode, struct file *filp,
-		       unsigned int cmd, unsigned long arg);
-extern int  sis_unlock(struct inode *inode, struct file *filp,
-			 unsigned int cmd, unsigned long arg);
+typedef struct drm_sis_private {
+	drm_map_t *buffers;
+} drm_sis_private_t;
 
-				/* sis_context.c */
-
-extern int  sis_resctx(struct inode *inode, struct file *filp,
-			unsigned int cmd, unsigned long arg);
-extern int  sis_addctx(struct inode *inode, struct file *filp,
-		        unsigned int cmd, unsigned long arg);
-extern int  sis_modctx(struct inode *inode, struct file *filp,
-		        unsigned int cmd, unsigned long arg);
-extern int  sis_getctx(struct inode *inode, struct file *filp,
-		        unsigned int cmd, unsigned long arg);
-extern int  sis_switchctx(struct inode *inode, struct file *filp,
-			   unsigned int cmd, unsigned long arg);
-extern int  sis_newctx(struct inode *inode, struct file *filp,
-			unsigned int cmd, unsigned long arg);
-extern int  sis_rmctx(struct inode *inode, struct file *filp,
-		       unsigned int cmd, unsigned long arg);
-
-extern int  sis_context_switch(drm_device_t *dev, int old, int new);
-extern int  sis_context_switch_complete(drm_device_t *dev, int new);
-
-int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg);
-int sis_fb_free(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg);
-
-int sis_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg);
-int sis_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg);
-int sis_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
-		  unsigned long arg);
+/* Stereo ? - this was never committed */
 
 int sis_flip(struct inode *inode, struct file *filp, unsigned int cmd,
 		  unsigned long arg);
@@ -83,8 +41,5 @@ int sis_flip_init(struct inode *inode, struct file *filp, unsigned int cmd,
 int sis_flip_final(struct inode *inode, struct file *filp, unsigned int cmd,
 		  unsigned long arg);
 void flip_final(void);
-		 		  
-int sis_init_context(int contexy);
-int sis_final_context(int context);
 
 #endif
diff --git a/linux/sis_mm.c b/linux/sis_mm.c
index 4c2b5a6c..2c2e0d95 100644
--- a/linux/sis_mm.c
+++ b/linux/sis_mm.c
@@ -29,10 +29,12 @@
  */
 
 #define __NO_VERSION__
+#include "sis.h"
+#include <linux/sisfb.h>
 #include "drmP.h"
 #include "sis_drm.h"
-#include "sis_ds.h"
 #include "sis_drv.h"
+#include "sis_ds.h"
 
 #define MAX_CONTEXT 100
 #define VIDEO_TYPE 0 
@@ -149,7 +151,7 @@ int sis_fb_free(struct inode *inode, struct file *filp, unsigned int cmd,
 
 static memHeap_t *AgpHeap = NULL;
 
-int sis_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
+int sisp_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
 		  unsigned long arg)
 {
   drm_sis_agp_t agp;
@@ -164,7 +166,7 @@ int sis_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
   return 0;
 }
 
-int sis_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
+int sisp_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
 		  unsigned long arg)
 {
   drm_sis_mem_t agp;
@@ -201,7 +203,7 @@ int sis_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
   return retval;
 }
 
-int sis_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
+int sisp_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
 		  unsigned long arg)
 {
   drm_sis_mem_t agp;
@@ -277,7 +279,9 @@ int sis_final_context(int context)
 	  retval = setFirst(set, &item);
 	  while(retval){
    	    DRM_DEBUG("free video memory 0x%x\n", item);
+#if 0
             sis_free(item);
+#endif
 	    retval = setNext(set, &item);
 	  }
 	  setDestroy(set);
diff --git a/shared-core/drm.h b/shared-core/drm.h
index 3def97f7..9f561022 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -44,8 +44,27 @@
 #define DRM_IOCTL_NR(n)	     ((n) & 0xff)
 #endif
 
+#define XFREE86_VERSION(major,minor,patch,snap) \
+		((major << 16) | (minor < 8) | patch)
+
+#ifndef CONFIG_XFREE86_VERSION
+#define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0)
+#endif
+
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+#define DRM_PROC_DEVICES "/proc/devices"
+#define DRM_PROC_MISC	 "/proc/misc"
+#define DRM_PROC_DRM	 "/proc/drm"
+#define DRM_DEV_DRM	 "/dev/drm"
+#define DRM_DEV_MODE	 (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
+#define DRM_DEV_UID	 0
+#define DRM_DEV_GID	 0
+#endif
+
+#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0)
 #define DRM_MAJOR       226
 #define DRM_MAX_MINOR   15
+#endif
 #define DRM_NAME	"drm"	  /* Name in kernel, /dev, and /proc	    */
 #define DRM_MIN_ORDER	5	  /* At least 2^5 bytes = 32 bytes	    */
 #define DRM_MAX_ORDER	22	  /* Up to 2^22 bytes = 4MB		    */
@@ -438,15 +457,15 @@ typedef struct drm_scatter_gather {
 #define DRM_IOCTL_R128_CCE_RESET	DRM_IO(  0x43)
 #define DRM_IOCTL_R128_CCE_IDLE		DRM_IO(  0x44)
 #define DRM_IOCTL_R128_RESET		DRM_IO(  0x46)
-#define DRM_IOCTL_R128_FULLSCREEN	DRM_IOW( 0x47, drm_r128_fullscreen_t)
-#define DRM_IOCTL_R128_SWAP		DRM_IO(  0x48)
-#define DRM_IOCTL_R128_CLEAR		DRM_IOW( 0x49, drm_r128_clear_t)
-#define DRM_IOCTL_R128_VERTEX		DRM_IOW( 0x4a, drm_r128_vertex_t)
-#define DRM_IOCTL_R128_INDICES		DRM_IOW( 0x4b, drm_r128_indices_t)
-#define DRM_IOCTL_R128_BLIT		DRM_IOW( 0x4c, drm_r128_blit_t)
-#define DRM_IOCTL_R128_DEPTH		DRM_IOW( 0x4d, drm_r128_depth_t)
-#define DRM_IOCTL_R128_STIPPLE		DRM_IOW( 0x4e, drm_r128_stipple_t)
+#define DRM_IOCTL_R128_SWAP		DRM_IO(  0x47)
+#define DRM_IOCTL_R128_CLEAR		DRM_IOW( 0x48, drm_r128_clear_t)
+#define DRM_IOCTL_R128_VERTEX		DRM_IOW( 0x49, drm_r128_vertex_t)
+#define DRM_IOCTL_R128_INDICES		DRM_IOW( 0x4a, drm_r128_indices_t)
+#define DRM_IOCTL_R128_BLIT		DRM_IOW( 0x4b, drm_r128_blit_t)
+#define DRM_IOCTL_R128_DEPTH		DRM_IOW( 0x4c, drm_r128_depth_t)
+#define DRM_IOCTL_R128_STIPPLE		DRM_IOW( 0x4d, drm_r128_stipple_t)
 #define DRM_IOCTL_R128_INDIRECT		DRM_IOWR(0x4f, drm_r128_indirect_t)
+#define DRM_IOCTL_R128_FULLSCREEN	DRM_IOW( 0x50, drm_r128_fullscreen_t)
 
 /* Radeon specific ioctls */
 #define DRM_IOCTL_RADEON_CP_INIT	DRM_IOW( 0x40, drm_radeon_init_t)
@@ -460,9 +479,9 @@ typedef struct drm_scatter_gather {
 #define DRM_IOCTL_RADEON_CLEAR		DRM_IOW( 0x48, drm_radeon_clear_t)
 #define DRM_IOCTL_RADEON_VERTEX		DRM_IOW( 0x49, drm_radeon_vertex_t)
 #define DRM_IOCTL_RADEON_INDICES	DRM_IOW( 0x4a, drm_radeon_indices_t)
-#define DRM_IOCTL_RADEON_TEXTURE	DRM_IOWR(0x4b, drm_radeon_texture_t)
 #define DRM_IOCTL_RADEON_STIPPLE	DRM_IOW( 0x4c, drm_radeon_stipple_t)
 #define DRM_IOCTL_RADEON_INDIRECT	DRM_IOWR(0x4d, drm_radeon_indirect_t)
+#define DRM_IOCTL_RADEON_TEXTURE	DRM_IOWR(0x4e, drm_radeon_texture_t)
 
 #ifdef CONFIG_DRM_SIS
 /* SiS specific ioctls */
diff --git a/shared/drm.h b/shared/drm.h
index 3def97f7..9f561022 100644
--- a/shared/drm.h
+++ b/shared/drm.h
@@ -44,8 +44,27 @@
 #define DRM_IOCTL_NR(n)	     ((n) & 0xff)
 #endif
 
+#define XFREE86_VERSION(major,minor,patch,snap) \
+		((major << 16) | (minor < 8) | patch)
+
+#ifndef CONFIG_XFREE86_VERSION
+#define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0)
+#endif
+
+#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
+#define DRM_PROC_DEVICES "/proc/devices"
+#define DRM_PROC_MISC	 "/proc/misc"
+#define DRM_PROC_DRM	 "/proc/drm"
+#define DRM_DEV_DRM	 "/dev/drm"
+#define DRM_DEV_MODE	 (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
+#define DRM_DEV_UID	 0
+#define DRM_DEV_GID	 0
+#endif
+
+#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0)
 #define DRM_MAJOR       226
 #define DRM_MAX_MINOR   15
+#endif
 #define DRM_NAME	"drm"	  /* Name in kernel, /dev, and /proc	    */
 #define DRM_MIN_ORDER	5	  /* At least 2^5 bytes = 32 bytes	    */
 #define DRM_MAX_ORDER	22	  /* Up to 2^22 bytes = 4MB		    */
@@ -438,15 +457,15 @@ typedef struct drm_scatter_gather {
 #define DRM_IOCTL_R128_CCE_RESET	DRM_IO(  0x43)
 #define DRM_IOCTL_R128_CCE_IDLE		DRM_IO(  0x44)
 #define DRM_IOCTL_R128_RESET		DRM_IO(  0x46)
-#define DRM_IOCTL_R128_FULLSCREEN	DRM_IOW( 0x47, drm_r128_fullscreen_t)
-#define DRM_IOCTL_R128_SWAP		DRM_IO(  0x48)
-#define DRM_IOCTL_R128_CLEAR		DRM_IOW( 0x49, drm_r128_clear_t)
-#define DRM_IOCTL_R128_VERTEX		DRM_IOW( 0x4a, drm_r128_vertex_t)
-#define DRM_IOCTL_R128_INDICES		DRM_IOW( 0x4b, drm_r128_indices_t)
-#define DRM_IOCTL_R128_BLIT		DRM_IOW( 0x4c, drm_r128_blit_t)
-#define DRM_IOCTL_R128_DEPTH		DRM_IOW( 0x4d, drm_r128_depth_t)
-#define DRM_IOCTL_R128_STIPPLE		DRM_IOW( 0x4e, drm_r128_stipple_t)
+#define DRM_IOCTL_R128_SWAP		DRM_IO(  0x47)
+#define DRM_IOCTL_R128_CLEAR		DRM_IOW( 0x48, drm_r128_clear_t)
+#define DRM_IOCTL_R128_VERTEX		DRM_IOW( 0x49, drm_r128_vertex_t)
+#define DRM_IOCTL_R128_INDICES		DRM_IOW( 0x4a, drm_r128_indices_t)
+#define DRM_IOCTL_R128_BLIT		DRM_IOW( 0x4b, drm_r128_blit_t)
+#define DRM_IOCTL_R128_DEPTH		DRM_IOW( 0x4c, drm_r128_depth_t)
+#define DRM_IOCTL_R128_STIPPLE		DRM_IOW( 0x4d, drm_r128_stipple_t)
 #define DRM_IOCTL_R128_INDIRECT		DRM_IOWR(0x4f, drm_r128_indirect_t)
+#define DRM_IOCTL_R128_FULLSCREEN	DRM_IOW( 0x50, drm_r128_fullscreen_t)
 
 /* Radeon specific ioctls */
 #define DRM_IOCTL_RADEON_CP_INIT	DRM_IOW( 0x40, drm_radeon_init_t)
@@ -460,9 +479,9 @@ typedef struct drm_scatter_gather {
 #define DRM_IOCTL_RADEON_CLEAR		DRM_IOW( 0x48, drm_radeon_clear_t)
 #define DRM_IOCTL_RADEON_VERTEX		DRM_IOW( 0x49, drm_radeon_vertex_t)
 #define DRM_IOCTL_RADEON_INDICES	DRM_IOW( 0x4a, drm_radeon_indices_t)
-#define DRM_IOCTL_RADEON_TEXTURE	DRM_IOWR(0x4b, drm_radeon_texture_t)
 #define DRM_IOCTL_RADEON_STIPPLE	DRM_IOW( 0x4c, drm_radeon_stipple_t)
 #define DRM_IOCTL_RADEON_INDIRECT	DRM_IOWR(0x4d, drm_radeon_indirect_t)
+#define DRM_IOCTL_RADEON_TEXTURE	DRM_IOWR(0x4e, drm_radeon_texture_t)
 
 #ifdef CONFIG_DRM_SIS
 /* SiS specific ioctls */