#include "radeon_lock.h"
#include "mm.h"
+/* Checkpoint.. for convenience */
+#define CPT { fprintf(stderr, "%s:%s line %d\n", __FILE__, __FUNCTION__, __LINE__); }
+/* From http://gcc.gnu.org/onlinedocs/gcc-3.2.3/gcc/Variadic-Macros.html .
+ I suppose we could inline this and use macro to fetch out __LINE__ and stuff in case we run into trouble
+ with other compilers ... GLUE!
+*/
+#if 1
+#define WARN_ONCE(a, ...) { \
+ static int warn##__LINE__=1; \
+ if(warn##__LINE__){ \
+ fprintf(stderr, "*********************************WARN_ONCE*********************************\n"); \
+ fprintf(stderr, "File %s function %s line %d\n", \
+ __FILE__, __FUNCTION__, __LINE__); \
+ fprintf(stderr, a, ## __VA_ARGS__);\
+ fprintf(stderr, "***************************************************************************\n"); \
+ warn##__LINE__=0;\
+ } \
+ }
+#else
+#define WARN_ONCE(a, ...) {}
+#endif
+
typedef GLuint uint32_t;
typedef GLubyte uint8_t;
+ /* We should probably change types within vertex_shader
+ and pixel_shader structure later on */
+#define CARD32 GLuint
+#include "vertex_shader.h"
+#include "pixel_shader.h"
+#undef CARD32
static __inline__ uint32_t r300PackFloat32(float fl)
{
return u.u;
}
+
+/************ DMA BUFFERS **************/
+
+/* Need refcounting on dma buffers:
+ */
+struct r300_dma_buffer {
+ int refcount; /* the number of retained regions in buf */
+ drmBufPtr buf;
+};
+
+#define GET_START(rvb) (rmesa->radeon.radeonScreen->gart_buffer_offset + \
+ (rvb)->address - rmesa->dma.buf0_address + \
+ (rvb)->start)
+
+/* A retained region, eg vertices for indexed vertices.
+ */
+struct r300_dma_region {
+ struct r300_dma_buffer *buf;
+ char *address; /* == buf->address */
+ int start, end, ptr; /* offsets from start of buf */
+
+ int aos_offset; /* address in GART memory */
+ int aos_stride; /* distance between elements, in dwords */
+ int aos_size; /* number of components (1-4) */
+ int aos_format; /* format of components */
+ int aos_reg; /* VAP register assignment */
+};
+
+struct r300_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 r300_dma_region current;
+
+ void (*flush) (r300ContextPtr);
+
+ char *buf0_address; /* start of buf[0], for index calcs */
+
+ /* 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;
+};
+
+ /* Texture related */
+
+typedef struct r300_tex_obj r300TexObj, *r300TexObjPtr;
+
+/* Texture object in locally shared texture space.
+ */
+struct r300_tex_obj {
+ driTextureObject base;
+
+ 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 */
+
+
+ /* hardware register values */
+ /* Note that R200 has 8 registers per texture and R300 only 7 */
+ GLuint filter;
+ GLuint pitch; /* one of the unknown registers.. unknown 1 ?*/
+ GLuint size; /* npot only */
+ GLuint format;
+ GLuint offset; /* Image location in texmem.
+ All cube faces follow. */
+ GLuint unknown4;
+ GLuint unknown5;
+ /* end hardware registers */
+
+ /* registers computed by r200 code - keep them here to
+ compare against what is actually written.
+
+ to be removed later.. */
+ GLuint pp_border_color;
+ GLuint pp_cubic_faces; /* cube face 1,2,3,4 log2 sizes */
+ GLuint format_x;
+
+
+ GLboolean border_fallback;
+};
+
+struct r300_texture_env_state {
+ r300TexObjPtr texobj;
+ GLenum format;
+ GLenum envMode;
+};
+
+#define R300_MAX_TEXTURE_UNITS 8
+
+struct r300_texture_state {
+ struct r300_texture_env_state unit[R300_MAX_TEXTURE_UNITS];
+ int tc_count; /* number of incoming texture coordinates from VAP */
+};
+
/**
* A block of hardware state.
*
#define R300_VPT_ZOFFSET 6
#define R300_VPT_CMDSIZE 7
-#define R300_OVF_CMD_0 0
-#define R300_OVF_FMT_0 1
-#define R300_OVF_FMT_1 2
-#define R300_OVF_CMDSIZE 3
-
#define R300_VIR_CMD_0 0 /* vir is variable size (at least 1) */
#define R300_VIR_CNTL_0 1
#define R300_VIR_CNTL_1 2
#define R300_VIC_CNTL_1 2
#define R300_VIC_CMDSIZE 3
+#define R300_VOF_CMD_0 0
+#define R300_VOF_CNTL_0 1
+#define R300_VOF_CNTL_1 2
+#define R300_VOF_CMDSIZE 3
+
+
#define R300_PVS_CMD_0 0
#define R300_PVS_CNTL_1 1
#define R300_PVS_CNTL_2 2
#define R300_PVS_CNTL_3 3
#define R300_PVS_CMDSIZE 4
+#define R300_GB_MISC_CMD_0 0
+#define R300_GB_MISC_MSPOS_0 1
+#define R300_GB_MISC_MSPOS_1 2
+#define R300_GB_MISC_TILE_CONFIG 3
+#define R300_GB_MISC_SELECT 4
+#define R300_GB_MISC_AA_CONFIG 5
+#define R300_GB_MISC_CMDSIZE 6
+
#define R300_TXE_CMD_0 0
#define R300_TXE_ENABLE 1
#define R300_TXE_CMDSIZE 2
#define R300_PS_POINTSIZE 1
#define R300_PS_CMDSIZE 2
+#define R300_ZBS_CMD_0 0
+#define R300_ZBS_T_FACTOR 1
+#define R300_ZBS_T_CONSTANT 2
+#define R300_ZBS_W_FACTOR 3
+#define R300_ZBS_W_CONSTANT 4
+#define R300_ZBS_CMDSIZE 5
+
#define R300_CUL_CMD_0 0
#define R300_CUL_CULL 1
#define R300_CUL_CMDSIZE 2
#define R300_FP_NODE3 8
#define R300_FP_CMDSIZE 9
+#define R300_FPT_CMD_0 0
+#define R300_FPT_INSTR_0 1
+#define R300_FPT_CMDSIZE 65
+
#define R300_FPI_CMD_0 0
#define R300_FPI_INSTR_0 1
#define R300_FPI_CMDSIZE 65
+#define R300_FPP_CMD_0 0
+#define R300_FPP_PARAM_0 1
+#define R300_FPP_CMDSIZE (32*4+1)
+
#define R300_AT_CMD_0 0
#define R300_AT_ALPHA_TEST 1
-#define R300_AT_CMDSIZE 2
+#define R300_AT_UNKNOWN 2
+#define R300_AT_CMDSIZE 3
#define R300_BLD_CMD_0 0
#define R300_BLD_CBLEND 1
#define R300_CB_PITCH 3
#define R300_CB_CMDSIZE 4
-#define R300_ZC_CMD_0 0
-#define R300_ZC_CNTL_0 1
-#define R300_ZC_CNTL_1 2
-#define R300_ZC_CMDSIZE 3
+#define R300_ZS_CMD_0 0
+#define R300_ZS_CNTL_0 1
+#define R300_ZS_CNTL_1 2
+#define R300_ZS_CNTL_2 3
+#define R300_ZS_CMDSIZE 4
#define R300_ZB_CMD_0 0
#define R300_ZB_OFFSET 1
#define R300_VPS_ZERO_3 4
#define R300_VPS_CMDSIZE 5
+ /* the layout is common for all fields inside tex */
+#define R300_TEX_CMD_0 0
+#define R300_TEX_VALUE_0 1
+/* We don't really use this, instead specify mtu+1 dynamically
+#define R300_TEX_CMDSIZE (MAX_TEXTURE_UNITS+1)
+*/
+
/**
* Cache for hardware register state.
*/
struct r300_state_atom vpt; /* viewport (1D98) */
struct r300_state_atom unk2080; /* (2080) */
- struct r300_state_atom ovf; /* output vertex format (2090) */
- struct r300_state_atom unk20B0; /* (20B0) */
+ struct r300_state_atom vof; /* VAP output format register 0x2090 */
+ struct r300_state_atom vte; /* (20B0) */
struct r300_state_atom unk2134; /* (2134) */
struct r300_state_atom unk2140; /* (2140) */
struct r300_state_atom vir[2]; /* vap input route (2150/21E0) */
struct r300_state_atom unk2220; /* (2220) */
struct r300_state_atom unk2288; /* (2288) */
struct r300_state_atom pvs; /* pvs_cntl (22D0) */
- struct r300_state_atom unk4008; /* (4008) */
- struct r300_state_atom unk4010; /* (4010) */
- struct r300_state_atom txe; /* tex enable (4104) */
+ struct r300_state_atom gb_enable; /* (4008) */
+ struct r300_state_atom gb_misc; /* Multisampling position shifts ? (4010) */
struct r300_state_atom unk4200; /* (4200) */
struct r300_state_atom unk4214; /* (4214) */
struct r300_state_atom ps; /* pointsize (421C) */
struct r300_state_atom unk4230; /* (4230) */
+ struct r300_state_atom lcntl; /* line control */
+#ifdef EXP_C
+ struct r300_state_atom lsf; /* line stipple factor */
+#endif
struct r300_state_atom unk4260; /* (4260) */
struct r300_state_atom unk4274; /* (4274) */
struct r300_state_atom unk4288; /* (4288) */
- struct r300_state_atom unk42A0; /* (42A0) */
+ struct r300_state_atom unk42A0; /* (42A0) */
+ struct r300_state_atom zbs; /* zbias (42A4) */
struct r300_state_atom unk42B4; /* (42B4) */
struct r300_state_atom cul; /* cull cntl (42B8) */
struct r300_state_atom unk42C0; /* (42C0) */
struct r300_state_atom unk43A4; /* (43A4) */
struct r300_state_atom unk43E8; /* (43E8) */
struct r300_state_atom fp; /* fragment program cntl + nodes (4600) */
+ struct r300_state_atom fpt; /* texi - (4620) */
struct r300_state_atom unk46A4; /* (46A4) */
struct r300_state_atom fpi[4]; /* fp instructions (46C0/47C0/48C0/49C0) */
struct r300_state_atom unk4BC0; /* (4BC0) */
struct r300_state_atom unk4BC8; /* (4BC8) */
struct r300_state_atom at; /* alpha test (4BD4) */
struct r300_state_atom unk4BD8; /* (4BD8) */
+ struct r300_state_atom fpp; /* 0x4C00 and following */
struct r300_state_atom unk4E00; /* (4E00) */
struct r300_state_atom bld; /* blending (4E04) */
struct r300_state_atom cmk; /* colormask (4E0C) */
struct r300_state_atom cb; /* colorbuffer (4E28) */
struct r300_state_atom unk4E50; /* (4E50) */
struct r300_state_atom unk4E88; /* (4E88) */
- struct r300_state_atom zc; /* z control (4F00) */
- struct r300_state_atom unk4F08; /* (4F08) */
+ struct r300_state_atom unk4EA0; /* (4E88) I saw it only written on RV350 hardware.. */
+ struct r300_state_atom zs; /* zstencil control (4F00) */
struct r300_state_atom unk4F10; /* (4F10) */
struct r300_state_atom zb; /* z buffer (4F20) */
struct r300_state_atom unk4F28; /* (4F28) */
struct r300_state_atom vpi; /* vp instructions */
struct r300_state_atom vpp; /* vp parameters */
struct r300_state_atom vps; /* vertex point size (?) */
+ /* 8 texture units */
+ /* the state is grouped by function and not by
+ texture unit. This makes single unit updates
+ really awkward - we are much better off
+ updating the whole thing at once */
+ struct {
+ struct r300_state_atom filter;
+ struct r300_state_atom unknown1;
+ struct r300_state_atom size;
+ struct r300_state_atom format;
+ struct r300_state_atom offset;
+ struct r300_state_atom unknown4;
+ struct r300_state_atom border_color;
+ } tex;
+ struct r300_state_atom txe; /* tex enable (4104) */
};
/**
* State cache
*/
-
+
struct r300_depthbuffer_state {
GLfloat scale;
};
+struct r300_vap_reg_state {
+ /* input register assigments */
+ int i_coords;
+ int i_normal;
+ int i_color[2];
+ int i_fog;
+ int i_tex[R300_MAX_TEXTURE_UNITS];
+ int i_index;
+ int i_pointsize;
+ };
+
+/* Vertex shader state */
+
+/* 64 appears to be the maximum */
+#define VSF_MAX_FRAGMENT_LENGTH 64
+
+
+struct r300_vertex_shader_fragment {
+ int length;
+ union {
+ GLuint d[VSF_MAX_FRAGMENT_LENGTH];
+ float f[VSF_MAX_FRAGMENT_LENGTH];
+ VERTEX_SHADER_INSTRUCTION i[VSF_MAX_FRAGMENT_LENGTH/4];
+ } body;
+ };
+
+#define VSF_DEST_PROGRAM 0x0
+#define VSF_DEST_MATRIX0 0x200
+#define VSF_DEST_MATRIX1 0x204
+#define VSF_DEST_MATRIX2 0x208
+#define VSF_DEST_VECTOR0 0x20c
+#define VSF_DEST_VECTOR1 0x20d
+#define VSF_DEST_UNKNOWN1 0x400
+#define VSF_DEST_UNKNOWN2 0x406
+
+struct r300_vertex_shader_state {
+ struct r300_vertex_shader_fragment program;
+
+ /* a bit of a waste - each uses only a subset of allocated space..
+ but easier to program */
+ struct r300_vertex_shader_fragment matrix[3];
+ struct r300_vertex_shader_fragment vector[2];
+
+ struct r300_vertex_shader_fragment unknown1;
+ struct r300_vertex_shader_fragment unknown2;
+
+ int program_start;
+ int unknown_ptr1; /* pointer within program space */
+ int program_end;
+
+ int param_offset;
+ int param_count;
+
+ int unknown_ptr2; /* pointer within program space */
+ int unknown_ptr3; /* pointer within program space */
+ };
+
+/* r300_vertex_shader_state and r300_vertex_program should probably be merged together someday.
+ * Keeping them them seperate for now should ensure fixed pipeline keeps functioning properly.
+ */
+struct r300_vertex_program {
+ struct vertex_program mesa_program; /* Must be first */
+ int translated;
+
+ struct r300_vertex_shader_fragment program;
+ struct r300_vertex_shader_fragment params;
+
+ int t2rs;
+ unsigned long num_temporaries; /* Number of temp vars used by program */
+ int inputs[VERT_ATTRIB_MAX];
+};
+
+/* 64 appears to be the maximum */
+#define PSF_MAX_PROGRAM_LENGTH 64
+
+struct r300_pixel_shader_program {
+ struct {
+ int length;
+ GLuint inst[PSF_MAX_PROGRAM_LENGTH];
+ } tex;
+
+ /* ALU intructions (logic and integer) */
+ struct {
+ int length;
+ struct {
+ GLuint inst0;
+ GLuint inst1;
+ GLuint inst2;
+ GLuint inst3;
+ } inst[PSF_MAX_PROGRAM_LENGTH];
+ } alu;
+
+ /* node information */
+ /* nodes are used to synchronize ALU and TEX streams */
+ /* There could be up to 4 nodes each consisting of
+ a number of TEX instructions followed by some ALU
+ instructions */
+ /* the last node of a program should always be node3 */
+ struct {
+ int tex_offset;
+ int tex_end;
+ int alu_offset;
+ int alu_end;
+ } node[4];
+
+ int active_nodes; /* must be between 1 and 4, inclusive */
+ int first_node_has_tex; /* other nodes always have it */
+
+ int temp_register_count; /* magic value goes into PFS_CNTL_1 */
+
+ /* entire program */
+ int tex_offset;
+ int tex_end;
+ int alu_offset;
+ int alu_end;
+
+ };
+
+#define MAX_PIXEL_SHADER_PARAMS 32
+struct r300_pixel_shader_state {
+ struct r300_pixel_shader_program program;
+
+ /* parameters */
+ int param_length; /* to limit the number of unnecessary writes */
+ struct {
+ float x;
+ float y;
+ float z;
+ float w;
+ } param[MAX_PIXEL_SHADER_PARAMS];
+ };
+
+/* 8 is somewhat bogus... it is probably something like 24 */
+#define R300_MAX_AOS_ARRAYS 8
+
+#define AOS_FORMAT_FLOAT 1
+#define AOS_FORMAT_UBYTE 2
+#define AOS_FORMAT_FLOAT_COLOR 3
+
+#define REG_COORDS 0
+#define REG_COLOR0 1
+#define REG_TEX0 2
+
+struct r300_aos_rec {
+ GLuint offset;
+ int element_size; /* in dwords */
+ int stride; /* distance between elements, in dwords */
+
+ int format;
+
+ int ncomponents; /* number of components - between 1 and 4, inclusive */
+
+ int reg; /* which register they are assigned to. */
+
+ };
+
struct r300_state {
struct r300_depthbuffer_state depth;
+ struct r300_texture_state texture;
+ struct r300_vap_reg_state vap_reg;
+ struct r300_vertex_shader_state vertex_shader;
+ struct r300_pixel_shader_state pixel_shader;
+
+ struct r300_dma_region aos[R300_MAX_AOS_ARRAYS];
+ int aos_count;
+
+ GLuint *Elts;
+ struct r300_dma_region elt_dma;
+
+ GLuint render_inputs; /* actual render inputs that R300 was configured for.
+ They are the same as tnl->render_inputs for fixed pipeline */
+ struct {
+ int transform_offset; /* Transform matrix offset, -1 if none */
+ } vap_param; /* vertex processor parameter allocation - tells where to write parameters */
+
+ int hw_stencil;
};
struct r300_hw_state hw;
struct r300_cmdbuf cmdbuf;
struct r300_state state;
+
+ /* Vertex buffers
+ */
+ struct r300_dma dma;
+ GLboolean save_on_next_unlock;
+
+ /* Texture object bookkeeping
+ */
+ unsigned nr_heaps;
+ driTexHeap *texture_heaps[R200_NR_TEX_HEAPS];
+ driTextureObject swapped;
+ int texture_depth;
+ float initialMaxAnisotropy;
+
+ /* Clientdata textures;
+ */
+ GLuint prefer_gart_client_texturing;
+
+ /* TCL stuff
+ */
+ GLmatrix TexGenMatrix[R300_MAX_TEXTURE_UNITS];
+ GLboolean recheck_texgen[R300_MAX_TEXTURE_UNITS];
+ GLboolean TexGenNeedNormals[R300_MAX_TEXTURE_UNITS];
+ GLuint TexMatEnabled;
+ GLuint TexMatCompSel;
+ GLuint TexGenEnabled;
+ GLuint TexGenInputs;
+ GLuint TexGenCompSel;
+ GLmatrix tmpmat;
- /* Vertex buffers */
- int elt_count; /* size of the buffer for vertices */
- int attrib_count; /* size of the buffer for vertex attributes.. Somehow it can be different ? */
-
+ struct r300_vertex_program *current_vp;
};
#define R300_CONTEXT(ctx) ((r300ContextPtr)(ctx->DriverCtx))
+static __inline GLuint r300PackColor( 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( r, g, b, a );
+ default:
+ return 0;
+ }
+}
extern void r300DestroyContext(__DRIcontextPrivate * driContextPriv);
extern GLboolean r300CreateContext(const __GLcontextModes * glVisual,
__DRIcontextPrivate * driContextPriv,
void *sharedContextPrivate);
+extern void r300InitVertexProgFuncs(struct dd_function_table *functions);
+extern void r300VertexProgUpdateParams(GLcontext *ctx, struct r300_vertex_program *vp);
+
#endif /* __R300_CONTEXT_H__ */
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