1 files changed, 143 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/s3v/s3v_dri.h b/src/mesa/drivers/dri/s3v/s3v_dri.h
new file mode 100644
index 0000000000..339c579f7f
--- /dev/null
+++ b/src/mesa/drivers/dri/s3v/s3v_dri.h
@@ -0,0 +1,143 @@
+/*
+ * Author: Max Lingua <sunmax@libero.it>
+ */
+
+#ifndef _S3V_DRI
+#define _S3V_DRI
+
+#include "s3v_common.h"
+
+#define S3V_MAX_DRAWABLES (S3V_DMA_BUF_NR/2) /* 32 */ /* 256 */ /* FIXME */
+
+typedef struct
+{
+   int deviceID;
+   int width;
+   int height;
+   int mem;
+   int cpp;
+   int bitsPerPixel;
+
+   int fbOffset;
+   int fbStride;
+
+   int logTextureGranularity;
+   int textureOffset; 
+
+   drm_handle_t regs;
+   drmSize regsSize;
+
+   unsigned int sarea_priv_offset;
+/*
+   drmAddress regsMap;
+
+   drmSize textureSize;
+   drm_handle_t textures;
+*/
+
+#if 0
+   drm_handle_t agp_buffers;
+   drmSize agp_buf_size;
+#endif
+
+/*
+   drmBufMapPtr drmBufs;
+   int irq;
+   unsigned int sarea_priv_offset;
+*/
+
+/* FIXME: cleanup ! */
+
+   drmSize            registerSize; /* == S3V_MMIO_REGSIZE */
+   drm_handle_t       registerHandle;
+
+   drmSize            pciSize;
+   drm_handle_t       pciMemHandle;
+
+   drmSize            frontSize;    /* == videoRambytes */
+/* drm_handle_t       frontHandle; */
+   unsigned long      frontOffset;  /* == fbOffset */
+   int                frontPitch;
+/* unsigned char      *front; */
+
+   unsigned int       bufferSize; /* size of depth/back buffer */
+
+   drmSize            backSize;
+/* drm_handle_t       backHandle; */
+   unsigned long      backOffset;
+   int                backPitch;
+/* unsigned char      *back; */
+
+   drmSize            depthSize;
+/* drm_handle_t       depthHandle; */
+   unsigned long      depthOffset;
+   int                depthPitch;
+/* unsigned char      *depth; */
+
+   drmSize            texSize;
+/* drm_handle_t       texHandle; */
+   unsigned long      texOffset;
+   int                texPitch;
+/* unsigned char      *tex; */
+
+   drmSize            dmaBufSize;       /* Size of buffers (in bytes) */
+   drm_handle_t       dmaBufHandle;     /* Handle from drmAddMap */
+   unsigned long      dmaBufOffset;     /* Offset/Start */
+   int                dmaBufPitch;      /* Pitch */
+   unsigned char      *dmaBuf;          /* Map */
+   int                bufNumBufs;       /* Number of buffers */
+   drmBufMapPtr       buffers;          /* Buffer map */
+
+} S3VDRIRec, *S3VDRIPtr;
+
+/* WARNING: Do not change the SAREA structure without changing the kernel
+ * as well */
+
+typedef struct {
+   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 */
+} S3VTexRegionRec, *S3VTexRegionPtr;
+
+typedef struct {
+   unsigned int nbox;
+   drm_clip_rect_t boxes[S3V_NR_SAREA_CLIPRECTS];
+   
+   /* 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.  
+    */
+   S3VTexRegionRec texList[S3V_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 */
+} S3VSAREARec, *S3VSAREAPtr;
+
+typedef struct {
+  /* Nothing here yet */
+  int dummy;
+} S3VConfigPrivRec, *S3VConfigPrivPtr;
+
+typedef struct {
+  /* Nothing here yet */
+  int dummy;
+} S3VDRIContextRec, *S3VDRIContextPtr;
+
+
+#endif