diff options
Diffstat (limited to 'linux/mga_drm.h')
-rw-r--r-- | linux/mga_drm.h | 397 |
1 files changed, 211 insertions, 186 deletions
diff --git a/linux/mga_drm.h b/linux/mga_drm.h index 53813393..c2fe4a18 100644 --- a/linux/mga_drm.h +++ b/linux/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) - */ -#ifndef _MGA_DEFINES_ -#define _MGA_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 + * defines in the Xserver file (mga_sarea.h) */ -#define MGA_2DREG_PITCH 0 -#define MGA_2D_SETUP_SIZE 1 +#ifndef __MGA_SAREA_DEFINES__ +#define __MGA_SAREA_DEFINES__ -/* Each texture unit has a state: +/* WARP pipe flags */ -#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 +#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 32 /* 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; -typedef struct _drm_mga_tex_region { - unsigned char next, prev; - unsigned char in_use; - unsigned int age; -} drm_mga_tex_region_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; + +/* 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 @@ -210,75 +191,119 @@ typedef struct _drm_mga_sarea { 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; + + int 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 int fb_offset; + unsigned int mmio_offset; + unsigned int status_offset; + unsigned int warp_offset; + unsigned int primary_offset; + unsigned int 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_iload { - int idx; - int length; - unsigned int destOrg; -} 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? */ +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? */ +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 { +typedef struct drm_mga_iload { + int idx; + unsigned int dstorg; + unsigned int length; +} drm_mga_iload_t; + +typedef struct drm_mga_blit { unsigned int planemask; - unsigned int source; - unsigned int dest; + 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 |