diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_common_context.h')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_common_context.h | 529 |
1 files changed, 529 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_common_context.h b/src/mesa/drivers/dri/radeon/radeon_common_context.h new file mode 100644 index 0000000000..c9be104578 --- /dev/null +++ b/src/mesa/drivers/dri/radeon/radeon_common_context.h @@ -0,0 +1,529 @@ + +#ifndef COMMON_CONTEXT_H +#define COMMON_CONTEXT_H + +#include "main/mm.h" +#include "math/m_vector.h" +#include "texmem.h" +#include "tnl/t_context.h" +#include "main/colormac.h" + +#include "radeon_screen.h" +#include "radeon_drm.h" +#include "dri_util.h" +#include "tnl/t_vertex.h" + +/* This union is used to avoid warnings/miscompilation + with float to uint32_t casts due to strict-aliasing */ +typedef union { GLfloat f; uint32_t ui32; } float_ui32_type; + +struct radeon_context; +typedef struct radeon_context radeonContextRec; +typedef struct radeon_context *radeonContextPtr; + + +#define TEX_0 0x1 +#define TEX_1 0x2 +#define TEX_2 0x4 +#define TEX_3 0x8 +#define TEX_4 0x10 +#define TEX_5 0x20 + +/* Rasterizing fallbacks */ +/* See correponding strings in r200_swtcl.c */ +#define RADEON_FALLBACK_TEXTURE 0x0001 +#define RADEON_FALLBACK_DRAW_BUFFER 0x0002 +#define RADEON_FALLBACK_STENCIL 0x0004 +#define RADEON_FALLBACK_RENDER_MODE 0x0008 +#define RADEON_FALLBACK_BLEND_EQ 0x0010 +#define RADEON_FALLBACK_BLEND_FUNC 0x0020 +#define RADEON_FALLBACK_DISABLE 0x0040 +#define RADEON_FALLBACK_BORDER_MODE 0x0080 + +#define R200_FALLBACK_TEXTURE 0x01 +#define R200_FALLBACK_DRAW_BUFFER 0x02 +#define R200_FALLBACK_STENCIL 0x04 +#define R200_FALLBACK_RENDER_MODE 0x08 +#define R200_FALLBACK_DISABLE 0x10 +#define R200_FALLBACK_BORDER_MODE 0x20 + +#define RADEON_TCL_FALLBACK_RASTER 0x1 /* rasterization */ +#define RADEON_TCL_FALLBACK_UNFILLED 0x2 /* unfilled tris */ +#define RADEON_TCL_FALLBACK_LIGHT_TWOSIDE 0x4 /* twoside tris */ +#define RADEON_TCL_FALLBACK_MATERIAL 0x8 /* material in vb */ +#define RADEON_TCL_FALLBACK_TEXGEN_0 0x10 /* texgen, unit 0 */ +#define RADEON_TCL_FALLBACK_TEXGEN_1 0x20 /* texgen, unit 1 */ +#define RADEON_TCL_FALLBACK_TEXGEN_2 0x40 /* texgen, unit 2 */ +#define RADEON_TCL_FALLBACK_TCL_DISABLE 0x80 /* user disable */ +#define RADEON_TCL_FALLBACK_FOGCOORDSPEC 0x100 /* fogcoord, sep. spec light */ + +/* The blit width for texture uploads + */ +#define BLIT_WIDTH_BYTES 1024 + +/* Use the templated vertex format: + */ +#define COLOR_IS_RGBA +#define TAG(x) radeon##x +#include "tnl_dd/t_dd_vertex.h" +#undef TAG + +struct radeon_renderbuffer +{ + struct gl_renderbuffer base; + struct radeon_bo *bo; + unsigned int cpp; + /* unsigned int offset; */ + unsigned int pitch; + unsigned int width; + unsigned int height; + + /* boo Xorg 6.8.2 compat */ + int has_surface; + + __DRIdrawablePrivate *dPriv; +}; + +struct radeon_colorbuffer_state { + GLuint clear; + int roundEnable; + struct radeon_renderbuffer *rrb; +}; + +struct radeon_depthbuffer_state { + GLuint clear; + GLfloat scale; + struct radeon_renderbuffer *rrb; +}; + +struct radeon_scissor_state { + drm_clip_rect_t rect; + GLboolean enabled; + + GLuint numClipRects; /* Cliprects active */ + GLuint numAllocedClipRects; /* Cliprects available */ + drm_clip_rect_t *pClipRects; +}; + +struct radeon_stencilbuffer_state { + GLboolean hwBuffer; + GLuint clear; /* rb3d_stencilrefmask value */ +}; + +struct radeon_stipple_state { + GLuint mask[32]; +}; + +struct radeon_state_atom { + struct radeon_state_atom *next, *prev; + const char *name; /* for debug */ + int cmd_size; /* size in bytes */ + GLuint idx; + GLuint is_tcl; + GLuint *cmd; /* one or more cmd's */ + GLuint *lastcmd; /* one or more cmd's */ + GLboolean dirty; /* dirty-mark in emit_state_list */ + int (*check) (GLcontext *, struct radeon_state_atom *atom); /* is this state active? */ + void (*emit) (GLcontext *, struct radeon_state_atom *atom); +}; + +struct radeon_hw_state { + /* Head of the linked list of state atoms. */ + struct radeon_state_atom atomlist; + int max_state_size; /* Number of bytes necessary for a full state emit. */ + GLboolean is_dirty, all_dirty; +}; + + +/* Texture related */ +typedef struct _radeon_texture_image radeon_texture_image; + +struct _radeon_texture_image { + struct gl_texture_image base; + + /** + * If mt != 0, the image is stored in hardware format in the + * given mipmap tree. In this case, base.Data may point into the + * mapping of the buffer object that contains the mipmap tree. + * + * If mt == 0, the image is stored in normal memory pointed to + * by base.Data. + */ + struct _radeon_mipmap_tree *mt; + struct radeon_bo *bo; + + int mtlevel; /** if mt != 0, this is the image's level in the mipmap tree */ + int mtface; /** if mt != 0, this is the image's face in the mipmap tree */ +}; + + +static INLINE radeon_texture_image *get_radeon_texture_image(struct gl_texture_image *image) +{ + return (radeon_texture_image*)image; +} + + +typedef struct radeon_tex_obj radeonTexObj, *radeonTexObjPtr; + +#define RADEON_TXO_MICRO_TILE (1 << 3) + +/* Texture object in locally shared texture space. + */ +struct radeon_tex_obj { + // driTextureObject base; + struct gl_texture_object base; + struct _radeon_mipmap_tree *mt; + + /** + * This is true if we've verified that the mipmap tree above is complete + * and so on. + */ + GLboolean validated; + + GLuint override_offset; + GLboolean image_override; /* Image overridden by GLX_EXT_tfp */ + GLuint tile_bits; /* hw texture tile bits used on this texture */ + struct radeon_bo *bo; + + GLuint bufAddr; /* Offset to start of locally + shared texture block */ + + GLuint dirty_state; /* Flags (1 per texunit) for + whether or not this texobj + has dirty hardware state + (pp_*) that needs to be + brought into the + texunit. */ + + drm_radeon_tex_image_t image[6][RADEON_MAX_TEXTURE_LEVELS]; + /* Six, for the cube faces */ + + + + GLuint pp_txfilter; /* hardware register values */ + GLuint pp_txformat; + GLuint pp_txformat_x; + GLuint pp_txoffset; /* Image location in texmem. + All cube faces follow. */ + GLuint pp_txsize; /* npot only */ + GLuint pp_txpitch; /* npot only */ + GLuint pp_border_color; + GLuint pp_cubic_faces; /* cube face 1,2,3,4 log2 sizes */ + + GLuint pp_txfilter_1; /* r300 */ + + GLboolean border_fallback; + + +}; + +static INLINE radeonTexObj* radeon_tex_obj(struct gl_texture_object *texObj) +{ + return (radeonTexObj*)texObj; +} + +/* Need refcounting on dma buffers: + */ +struct radeon_dma_buffer { + int refcount; /* the number of retained regions in buf */ + drmBufPtr buf; +}; + +struct radeon_aos { + struct radeon_bo *bo; /** Buffer object where vertex data is stored */ + int offset; /** Offset into buffer object, in bytes */ + int components; /** Number of components per vertex */ + int stride; /** Stride in dwords (may be 0 for repeating) */ + int count; /** Number of vertices */ +}; + +struct radeon_dma { + /* Active dma region. Allocations for vertices and retained + * regions come from here. Also used for emitting random vertices, + * these may be flushed by calling flush_current(); + */ + struct radeon_bo *current; /** Buffer that DMA memory is allocated from */ + int current_used; /** Number of bytes allocated and forgotten about */ + int current_vertexptr; /** End of active vertex region */ + + /** + * If current_vertexptr != current_used then flush must be non-zero. + * flush must be called before non-active vertex allocations can be + * performed. + */ + void (*flush) (GLcontext *); + + /* Number of "in-flight" DMA buffers, i.e. the number of buffers + * for which a DISCARD command is currently queued in the command buffer +. + */ + GLuint nr_released_bufs; +}; + +/* radeon_swtcl.c + */ +struct radeon_swtcl_info { + + GLuint RenderIndex; + GLuint vertex_size; + GLubyte *verts; + + /* Fallback rasterization functions + */ + GLuint hw_primitive; + GLenum render_primitive; + GLuint numverts; + + struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX]; + GLuint vertex_attr_count; + +}; + +struct radeon_ioctl { + GLuint vertex_offset; + struct radeon_bo *bo; + GLuint vertex_size; +}; + +#define RADEON_MAX_PRIMS 64 + +struct radeon_prim { + GLuint start; + GLuint end; + GLuint prim; +}; + +static INLINE GLuint radeonPackColor(GLuint cpp, + GLubyte r, GLubyte g, + GLubyte b, GLubyte a) +{ + switch (cpp) { + case 2: + return PACK_COLOR_565(r, g, b); + case 4: + return PACK_COLOR_8888(a, r, g, b); + default: + return 0; + } +} + +#define MAX_CMD_BUF_SZ (16*1024) + +#define MAX_DMA_BUF_SZ (64*1024) + +struct radeon_store { + GLuint statenr; + GLuint primnr; + char cmd_buf[MAX_CMD_BUF_SZ]; + int cmd_used; + int elts_start; +}; + +struct radeon_dri_mirror { + __DRIcontextPrivate *context; /* DRI context */ + __DRIscreenPrivate *screen; /* DRI screen */ + + /** + * DRI drawable bound to this context for drawing. + */ + __DRIdrawablePrivate *drawable; + + /** + * DRI drawable bound to this context for reading. + */ + __DRIdrawablePrivate *readable; + + drm_context_t hwContext; + drm_hw_lock_t *hwLock; + int fd; + int drmMinor; +}; + +#define DEBUG_TEXTURE 0x001 +#define DEBUG_STATE 0x002 +#define DEBUG_IOCTL 0x004 +#define DEBUG_PRIMS 0x008 +#define DEBUG_VERTS 0x010 +#define DEBUG_FALLBACKS 0x020 +#define DEBUG_VFMT 0x040 +#define DEBUG_CODEGEN 0x080 +#define DEBUG_VERBOSE 0x100 +#define DEBUG_DRI 0x200 +#define DEBUG_DMA 0x400 +#define DEBUG_SANITY 0x800 +#define DEBUG_SYNC 0x1000 +#define DEBUG_PIXEL 0x2000 +#define DEBUG_MEMORY 0x4000 + + + +typedef void (*radeon_tri_func) (radeonContextPtr, + radeonVertex *, + radeonVertex *, radeonVertex *); + +typedef void (*radeon_line_func) (radeonContextPtr, + radeonVertex *, radeonVertex *); + +typedef void (*radeon_point_func) (radeonContextPtr, radeonVertex *); + +struct radeon_state { + struct radeon_colorbuffer_state color; + struct radeon_depthbuffer_state depth; + struct radeon_scissor_state scissor; + struct radeon_stencilbuffer_state stencil; +}; + +/** + * This structure holds the command buffer while it is being constructed. + * + * The first batch of commands in the buffer is always the state that needs + * to be re-emitted when the context is lost. This batch can be skipped + * otherwise. + */ +struct radeon_cmdbuf { + struct radeon_cs_manager *csm; + struct radeon_cs *cs; + int size; /** # of dwords total */ + unsigned int flushing:1; /** whether we're currently in FlushCmdBufLocked */ +}; + +struct radeon_context { + GLcontext *glCtx; + radeonScreenPtr radeonScreen; /* Screen private DRI data */ + + /* Texture object bookkeeping + */ + unsigned nr_heaps; + driTexHeap * texture_heaps[ RADEON_NR_TEX_HEAPS ]; + driTextureObject swapped; + int texture_depth; + float initialMaxAnisotropy; + + struct radeon_dma dma; + struct radeon_hw_state hw; + /* Rasterization and vertex state: + */ + GLuint TclFallback; + GLuint Fallback; + GLuint NewGLState; + DECLARE_RENDERINPUTS(tnl_index_bitset); /* index of bits for last tnl_install_attrs */ + + /* Page flipping */ + GLuint doPageFlip; + + /* Drawable, cliprect and scissor information */ + GLuint numClipRects; /* Cliprects for the draw buffer */ + drm_clip_rect_t *pClipRects; + unsigned int lastStamp; + GLboolean lost_context; + drm_radeon_sarea_t *sarea; /* Private SAREA data */ + + /* Mirrors of some DRI state */ + struct radeon_dri_mirror dri; + + /* Busy waiting */ + GLuint do_usleeps; + GLuint do_irqs; + GLuint irqsEmitted; + drm_radeon_irq_wait_t iw; + + /* buffer swap */ + int64_t swap_ust; + int64_t swap_missed_ust; + + GLuint swap_count; + GLuint swap_missed_count; + + /* Derived state - for r300 only */ + struct radeon_state state; + + struct radeon_swtcl_info swtcl; + /* Configuration cache + */ + driOptionCache optionCache; + + struct radeon_cmdbuf cmdbuf; + + struct { + void (*get_lock)(radeonContextPtr radeon); + void (*update_viewport_offset)(GLcontext *ctx); + void (*update_draw_buffer)(GLcontext *ctx); + void (*emit_cs_header)(struct radeon_cs *cs, radeonContextPtr rmesa); + void (*swtcl_flush)(GLcontext *ctx, uint32_t offset); + void (*pre_emit_atoms)(radeonContextPtr rmesa); + void (*pre_emit_state)(radeonContextPtr rmesa); + } vtbl; +}; + +#define RADEON_CONTEXT(glctx) ((radeonContextPtr)(ctx->DriverCtx)) + +/** + * This function takes a float and packs it into a uint32_t + */ +static INLINE uint32_t radeonPackFloat32(float fl) +{ + union { + float fl; + uint32_t u; + } u; + + u.fl = fl; + return u.u; +} + +/* This is probably wrong for some values, I need to test this + * some more. Range checking would be a good idea also.. + * + * But it works for most things. I'll fix it later if someone + * else with a better clue doesn't + */ +static INLINE uint32_t radeonPackFloat24(float f) +{ + float mantissa; + int exponent; + uint32_t float24 = 0; + + if (f == 0.0) + return 0; + + mantissa = frexpf(f, &exponent); + + /* Handle -ve */ + if (mantissa < 0) { + float24 |= (1 << 23); + mantissa = mantissa * -1.0; + } + /* Handle exponent, bias of 63 */ + exponent += 62; + float24 |= (exponent << 16); + /* Kill 7 LSB of mantissa */ + float24 |= (radeonPackFloat32(mantissa) & 0x7FFFFF) >> 7; + + return float24; +} + +GLboolean radeonInitContext(radeonContextPtr radeon, + struct dd_function_table* functions, + const __GLcontextModes * glVisual, + __DRIcontextPrivate * driContextPriv, + void *sharedContextPrivate); + +void radeonCleanupContext(radeonContextPtr radeon); +GLboolean radeonUnbindContext(__DRIcontextPrivate * driContextPriv); +void radeon_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable); +GLboolean radeonMakeCurrent(__DRIcontextPrivate * driContextPriv, + __DRIdrawablePrivate * driDrawPriv, + __DRIdrawablePrivate * driReadPriv); + +/* ================================================================ + * Debugging: + */ +#define DO_DEBUG 1 + +#if DO_DEBUG +extern int RADEON_DEBUG; +#else +#define RADEON_DEBUG 0 +#endif + +#endif |