patch-2.4.8 linux/drivers/char/drm/mga_drm.h
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- Lines: 482
- Date:
Wed Aug 8 09:42:15 2001
- Orig file:
v2.4.7/linux/drivers/char/drm/mga_drm.h
- Orig date:
Thu Jan 4 14:06:18 2001
diff -u --recursive --new-file v2.4.7/linux/drivers/char/drm/mga_drm.h linux/drivers/char/drm/mga_drm.h
@@ -11,197 +11,178 @@
* 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
+ * VA LINUX SYSTEMS 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.
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*
- * Authors: Jeff Hartmann <jhartmann@valinux.com>
- * Keith Whitwell <keithw@valinux.com>
+ * Authors:
+ * Jeff Hartmann <jhartmann@valinux.com>
+ * Keith Whitwell <keithw@valinux.com>
*
+ * Rewritten by:
+ * Gareth Hughes <gareth@valinux.com>
*/
-#ifndef _MGA_DRM_H_
-#define _MGA_DRM_H_
+#ifndef __MGA_DRM_H__
+#define __MGA_DRM_H__
/* WARNING: If you change any of these defines, make sure to change the
- * defines in the Xserver file (xf86drmMga.h)
+ * defines in the Xserver file (mga_sarea.h)
*/
-#ifndef _MGA_DEFINES_
-#define _MGA_DEFINES_
+#ifndef __MGA_SAREA_DEFINES__
+#define __MGA_SAREA_DEFINES__
-#define MGA_F 0x1 /* fog */
-#define MGA_A 0x2 /* alpha */
-#define MGA_S 0x4 /* specular */
-#define MGA_T2 0x8 /* multitexture */
-
-#define MGA_WARP_TGZ 0
-#define MGA_WARP_TGZF (MGA_F)
-#define MGA_WARP_TGZA (MGA_A)
-#define MGA_WARP_TGZAF (MGA_F|MGA_A)
-#define MGA_WARP_TGZS (MGA_S)
-#define MGA_WARP_TGZSF (MGA_S|MGA_F)
-#define MGA_WARP_TGZSA (MGA_S|MGA_A)
-#define MGA_WARP_TGZSAF (MGA_S|MGA_F|MGA_A)
-#define MGA_WARP_T2GZ (MGA_T2)
-#define MGA_WARP_T2GZF (MGA_T2|MGA_F)
-#define MGA_WARP_T2GZA (MGA_T2|MGA_A)
-#define MGA_WARP_T2GZAF (MGA_T2|MGA_A|MGA_F)
-#define MGA_WARP_T2GZS (MGA_T2|MGA_S)
-#define MGA_WARP_T2GZSF (MGA_T2|MGA_S|MGA_F)
-#define MGA_WARP_T2GZSA (MGA_T2|MGA_S|MGA_A)
-#define MGA_WARP_T2GZSAF (MGA_T2|MGA_S|MGA_F|MGA_A)
-
-#define MGA_MAX_G400_PIPES 16
-#define MGA_MAX_G200_PIPES 8 /* no multitex */
-#define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES
-
-#define MGA_CARD_TYPE_G200 1
-#define MGA_CARD_TYPE_G400 2
-
-#define MGA_FRONT 0x1
-#define MGA_BACK 0x2
-#define MGA_DEPTH 0x4
-
-/* 3d state excluding texture units:
- */
-#define MGA_CTXREG_DSTORG 0 /* validated */
-#define MGA_CTXREG_MACCESS 1
-#define MGA_CTXREG_PLNWT 2
-#define MGA_CTXREG_DWGCTL 3
-#define MGA_CTXREG_ALPHACTRL 4
-#define MGA_CTXREG_FOGCOLOR 5
-#define MGA_CTXREG_WFLAG 6
-#define MGA_CTXREG_TDUAL0 7
-#define MGA_CTXREG_TDUAL1 8
-#define MGA_CTXREG_FCOL 9
-#define MGA_CTXREG_STENCIL 10
-#define MGA_CTXREG_STENCILCTL 11
-#define MGA_CTX_SETUP_SIZE 12
-
-/* 2d state
- */
-#define MGA_2DREG_PITCH 0
-#define MGA_2D_SETUP_SIZE 1
-
-/* Each texture unit has a state:
- */
-#define MGA_TEXREG_CTL 0
-#define MGA_TEXREG_CTL2 1
-#define MGA_TEXREG_FILTER 2
-#define MGA_TEXREG_BORDERCOL 3
-#define MGA_TEXREG_ORG 4 /* validated */
-#define MGA_TEXREG_ORG1 5
-#define MGA_TEXREG_ORG2 6
-#define MGA_TEXREG_ORG3 7
-#define MGA_TEXREG_ORG4 8
-#define MGA_TEXREG_WIDTH 9
-#define MGA_TEXREG_HEIGHT 10
-#define MGA_TEX_SETUP_SIZE 11
+/* WARP pipe flags
+ */
+#define MGA_F 0x1 /* fog */
+#define MGA_A 0x2 /* alpha */
+#define MGA_S 0x4 /* specular */
+#define MGA_T2 0x8 /* multitexture */
+
+#define MGA_WARP_TGZ 0
+#define MGA_WARP_TGZF (MGA_F)
+#define MGA_WARP_TGZA (MGA_A)
+#define MGA_WARP_TGZAF (MGA_F|MGA_A)
+#define MGA_WARP_TGZS (MGA_S)
+#define MGA_WARP_TGZSF (MGA_S|MGA_F)
+#define MGA_WARP_TGZSA (MGA_S|MGA_A)
+#define MGA_WARP_TGZSAF (MGA_S|MGA_F|MGA_A)
+#define MGA_WARP_T2GZ (MGA_T2)
+#define MGA_WARP_T2GZF (MGA_T2|MGA_F)
+#define MGA_WARP_T2GZA (MGA_T2|MGA_A)
+#define MGA_WARP_T2GZAF (MGA_T2|MGA_A|MGA_F)
+#define MGA_WARP_T2GZS (MGA_T2|MGA_S)
+#define MGA_WARP_T2GZSF (MGA_T2|MGA_S|MGA_F)
+#define MGA_WARP_T2GZSA (MGA_T2|MGA_S|MGA_A)
+#define MGA_WARP_T2GZSAF (MGA_T2|MGA_S|MGA_F|MGA_A)
+
+#define MGA_MAX_G200_PIPES 8 /* no multitex */
+#define MGA_MAX_G400_PIPES 16
+#define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES
+#define MGA_WARP_UCODE_SIZE 32768 /* in bytes */
+
+#define MGA_CARD_TYPE_G200 1
+#define MGA_CARD_TYPE_G400 2
+
+
+#define MGA_FRONT 0x1
+#define MGA_BACK 0x2
+#define MGA_DEPTH 0x4
/* What needs to be changed for the current vertex dma buffer?
*/
-#define MGA_UPLOAD_CTX 0x1
-#define MGA_UPLOAD_TEX0 0x2
-#define MGA_UPLOAD_TEX1 0x4
-#define MGA_UPLOAD_PIPE 0x8
-#define MGA_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */
-#define MGA_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */
-#define MGA_UPLOAD_2D 0x40
-#define MGA_WAIT_AGE 0x80 /* handled client-side */
-#define MGA_UPLOAD_CLIPRECTS 0x100 /* handled client-side */
-#define MGA_DMA_FLUSH 0x200 /* set when someone gets the lock
- quiescent */
+#define MGA_UPLOAD_CONTEXT 0x1
+#define MGA_UPLOAD_TEX0 0x2
+#define MGA_UPLOAD_TEX1 0x4
+#define MGA_UPLOAD_PIPE 0x8
+#define MGA_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */
+#define MGA_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */
+#define MGA_UPLOAD_2D 0x40
+#define MGA_WAIT_AGE 0x80 /* handled client-side */
+#define MGA_UPLOAD_CLIPRECTS 0x100 /* handled client-side */
+#if 0
+#define MGA_DMA_FLUSH 0x200 /* set when someone gets the lock
+ quiescent */
+#endif
/* 32 buffers of 64k each, total 2 meg.
*/
-#define MGA_DMA_BUF_ORDER 16
-#define MGA_DMA_BUF_SZ (1<<MGA_DMA_BUF_ORDER)
-#define MGA_DMA_BUF_NR 31
+#define MGA_BUFFER_SIZE (1 << 16)
+#define MGA_NUM_BUFFERS 128
/* Keep these small for testing.
*/
-#define MGA_NR_SAREA_CLIPRECTS 8
+#define MGA_NR_SAREA_CLIPRECTS 8
/* 2 heaps (1 for card, 1 for agp), each divided into upto 128
- * regions, subject to a minimum region size of (1<<16) == 64k.
+ * regions, subject to a minimum region size of (1<<16) == 64k.
*
* Clients may subdivide regions internally, but when sharing between
- * clients, the region size is the minimum granularity.
+ * clients, the region size is the minimum granularity.
*/
-#define MGA_CARD_HEAP 0
-#define MGA_AGP_HEAP 1
-#define MGA_NR_TEX_HEAPS 2
-#define MGA_NR_TEX_REGIONS 16
-#define MGA_LOG_MIN_TEX_REGION_SIZE 16
-#endif
+#define MGA_CARD_HEAP 0
+#define MGA_AGP_HEAP 1
+#define MGA_NR_TEX_HEAPS 2
+#define MGA_NR_TEX_REGIONS 16
+#define MGA_LOG_MIN_TEX_REGION_SIZE 16
-typedef struct _drm_mga_warp_index {
- int installed;
- unsigned long phys_addr;
- int size;
-} drm_mga_warp_index_t;
+#endif /* __MGA_SAREA_DEFINES__ */
-typedef struct drm_mga_init {
- enum {
- MGA_INIT_DMA = 0x01,
- MGA_CLEANUP_DMA = 0x02
- } func;
- int reserved_map_agpstart;
- int reserved_map_idx;
- int buffer_map_idx;
- int sarea_priv_offset;
- int primary_size;
- int warp_ucode_size;
- unsigned int frontOffset;
- unsigned int backOffset;
- unsigned int depthOffset;
- unsigned int textureOffset;
- unsigned int textureSize;
- unsigned int agpTextureOffset;
- unsigned int agpTextureSize;
- unsigned int cpp;
- unsigned int stride;
- int sgram;
- int chipset;
- drm_mga_warp_index_t WarpIndex[MGA_MAX_WARP_PIPES];
- unsigned int mAccess;
-} drm_mga_init_t;
-/* Warning: if you change the sarea structure, you must change the Xserver
- * structures as well */
+/* Setup registers for 3D context
+ */
+typedef struct {
+ unsigned int dstorg;
+ unsigned int maccess;
+ unsigned int plnwt;
+ unsigned int dwgctl;
+ unsigned int alphactrl;
+ unsigned int fogcolor;
+ unsigned int wflag;
+ unsigned int tdualstage0;
+ unsigned int tdualstage1;
+ unsigned int fcol;
+ unsigned int stencil;
+ unsigned int stencilctl;
+} drm_mga_context_regs_t;
+
+/* Setup registers for 2D, X server
+ */
+typedef struct {
+ unsigned int pitch;
+} drm_mga_server_regs_t;
+
+/* Setup registers for each texture unit
+ */
+typedef struct {
+ unsigned int texctl;
+ unsigned int texctl2;
+ unsigned int texfilter;
+ unsigned int texbordercol;
+ unsigned int texorg;
+ unsigned int texwidth;
+ unsigned int texheight;
+ unsigned int texorg1;
+ unsigned int texorg2;
+ unsigned int texorg3;
+ unsigned int texorg4;
+} drm_mga_texture_regs_t;
-typedef struct _drm_mga_tex_region {
- unsigned char next, prev;
- unsigned char in_use;
- unsigned int age;
-} drm_mga_tex_region_t;
+/* General aging mechanism
+ */
+typedef struct {
+ unsigned int head; /* Position of head pointer */
+ unsigned int wrap; /* Primary DMA wrap count */
+} drm_mga_age_t;
typedef struct _drm_mga_sarea {
/* The channel for communication of state information to the kernel
* on firing a vertex dma buffer.
*/
- unsigned int ContextState[MGA_CTX_SETUP_SIZE];
- unsigned int ServerState[MGA_2D_SETUP_SIZE];
- unsigned int TexState[2][MGA_TEX_SETUP_SIZE];
- unsigned int WarpPipe;
+ drm_mga_context_regs_t context_state;
+ drm_mga_server_regs_t server_state;
+ drm_mga_texture_regs_t tex_state[2];
+ unsigned int warp_pipe;
unsigned int dirty;
+ unsigned int vertsize;
- unsigned int nbox;
+ /* The current cliprects, or a subset thereof.
+ */
drm_clip_rect_t boxes[MGA_NR_SAREA_CLIPRECTS];
-
+ unsigned int nbox;
/* Information about the most recently used 3d drawable. The
- * client fills in the req_* fields, the server fills in the
+ * client fills in the req_* fields, the server fills in the
* exported_ fields and puts the cliprects into boxes, above.
*
* The client clears the exported_drawable field before
@@ -210,65 +191,120 @@
unsigned int req_drawable; /* the X drawable id */
unsigned int req_draw_buffer; /* MGA_FRONT or MGA_BACK */
- unsigned int exported_drawable;
- unsigned int exported_index;
- unsigned int exported_stamp;
- unsigned int exported_buffers;
+ unsigned int exported_drawable;
+ unsigned int exported_index;
+ unsigned int exported_stamp;
+ unsigned int exported_buffers;
unsigned int exported_nfront;
unsigned int exported_nback;
- int exported_back_x, exported_front_x, exported_w;
+ int exported_back_x, exported_front_x, exported_w;
int exported_back_y, exported_front_y, exported_h;
drm_clip_rect_t exported_boxes[MGA_NR_SAREA_CLIPRECTS];
-
+
/* Counters for aging textures and for client-side throttling.
*/
+ unsigned int status[4];
+ unsigned int last_wrap;
+
+ drm_mga_age_t last_frame;
unsigned int last_enqueue; /* last time a buffer was enqueued */
unsigned int last_dispatch; /* age of the most recently dispatched buffer */
unsigned int last_quiescent; /* */
-
- /* LRU lists for texture memory in agp space and on the card
+ /* LRU lists for texture memory in agp space and on the card.
*/
- drm_mga_tex_region_t texList[MGA_NR_TEX_HEAPS][MGA_NR_TEX_REGIONS+1];
+ drm_tex_region_t texList[MGA_NR_TEX_HEAPS][MGA_NR_TEX_REGIONS+1];
unsigned int texAge[MGA_NR_TEX_HEAPS];
-
+
/* Mechanism to validate card state.
*/
int ctxOwner;
- int vertexsize;
-} drm_mga_sarea_t;
+} drm_mga_sarea_t;
-/* Device specific ioctls:
+
+/* WARNING: If you change any of these defines, make sure to change the
+ * defines in the Xserver file (xf86drmMga.h)
*/
-typedef struct _drm_mga_clear {
+typedef struct _drm_mga_warp_index {
+ int installed;
+ unsigned long phys_addr;
+ int size;
+} drm_mga_warp_index_t;
+
+typedef struct drm_mga_init {
+ enum {
+ MGA_INIT_DMA = 0x01,
+ MGA_CLEANUP_DMA = 0x02
+ } func;
+
+ unsigned long sarea_priv_offset;
+
+ int chipset;
+ int sgram;
+
+ unsigned int maccess;
+
+ unsigned int fb_cpp;
+ unsigned int front_offset, front_pitch;
+ unsigned int back_offset, back_pitch;
+
+ unsigned int depth_cpp;
+ unsigned int depth_offset, depth_pitch;
+
+ unsigned int texture_offset[MGA_NR_TEX_HEAPS];
+ unsigned int texture_size[MGA_NR_TEX_HEAPS];
+
+ unsigned long fb_offset;
+ unsigned long mmio_offset;
+ unsigned long status_offset;
+ unsigned long warp_offset;
+ unsigned long primary_offset;
+ unsigned long buffers_offset;
+} drm_mga_init_t;
+
+typedef struct drm_mga_fullscreen {
+ enum {
+ MGA_INIT_FULLSCREEN = 0x01,
+ MGA_CLEANUP_FULLSCREEN = 0x02
+ } func;
+} drm_mga_fullscreen_t;
+
+typedef struct drm_mga_clear {
+ unsigned int flags;
unsigned int clear_color;
unsigned int clear_depth;
- unsigned int flags;
- unsigned int clear_depth_mask;
- unsigned int clear_color_mask;
+ unsigned int color_mask;
+ unsigned int depth_mask;
} drm_mga_clear_t;
-typedef struct _drm_mga_swap {
- int dummy;
-} drm_mga_swap_t;
+typedef struct drm_mga_vertex {
+ int idx; /* buffer to queue */
+ int used; /* bytes in use */
+ int discard; /* client finished with buffer? */
+} drm_mga_vertex_t;
+
+typedef struct drm_mga_indices {
+ int idx; /* buffer to queue */
+ unsigned int start;
+ unsigned int end;
+ int discard; /* client finished with buffer? */
+} drm_mga_indices_t;
-typedef struct _drm_mga_iload {
+typedef struct drm_mga_iload {
int idx;
- int length;
- unsigned int destOrg;
+ unsigned int dstorg;
+ unsigned int length;
} drm_mga_iload_t;
-typedef struct _drm_mga_vertex {
- int idx; /* buffer to queue */
- int used; /* bytes in use */
- int discard; /* client finished with buffer? */
-} drm_mga_vertex_t;
-
-typedef struct _drm_mga_indices {
- int idx; /* buffer to queue */
- unsigned int start;
- unsigned int end;
- int discard; /* client finished with buffer? */
-} drm_mga_indices_t;
+typedef struct _drm_mga_blit {
+ unsigned int planemask;
+ unsigned int srcorg;
+ unsigned int dstorg;
+ int src_pitch, dst_pitch;
+ int delta_sx, delta_sy;
+ int delta_dx, delta_dy;
+ int height, ydir; /* flip image vertically */
+ int source_pitch, dest_pitch;
+} drm_mga_blit_t;
#endif
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