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#include "i830_reg.h"
#include "rendercopy.h"
#define TB0C_LAST_STAGE (1 << 31)
#define TB0C_RESULT_SCALE_1X (0 << 29)
#define TB0C_RESULT_SCALE_2X (1 << 29)
#define TB0C_RESULT_SCALE_4X (2 << 29)
#define TB0C_OP_ARG1 (1 << 25)
#define TB0C_OP_MODULE (3 << 25)
#define TB0C_OUTPUT_WRITE_CURRENT (0 << 24)
#define TB0C_OUTPUT_WRITE_ACCUM (1 << 24)
#define TB0C_ARG3_REPLICATE_ALPHA (1<<23)
#define TB0C_ARG3_INVERT (1<<22)
#define TB0C_ARG3_SEL_XXX
#define TB0C_ARG2_REPLICATE_ALPHA (1<<17)
#define TB0C_ARG2_INVERT (1<<16)
#define TB0C_ARG2_SEL_ONE (0 << 12)
#define TB0C_ARG2_SEL_FACTOR (1 << 12)
#define TB0C_ARG2_SEL_TEXEL0 (6 << 12)
#define TB0C_ARG2_SEL_TEXEL1 (7 << 12)
#define TB0C_ARG2_SEL_TEXEL2 (8 << 12)
#define TB0C_ARG2_SEL_TEXEL3 (9 << 12)
#define TB0C_ARG1_REPLICATE_ALPHA (1<<11)
#define TB0C_ARG1_INVERT (1<<10)
#define TB0C_ARG1_SEL_ONE (0 << 6)
#define TB0C_ARG1_SEL_TEXEL0 (6 << 6)
#define TB0C_ARG1_SEL_TEXEL1 (7 << 6)
#define TB0C_ARG1_SEL_TEXEL2 (8 << 6)
#define TB0C_ARG1_SEL_TEXEL3 (9 << 6)
#define TB0C_ARG0_REPLICATE_ALPHA (1<<5)
#define TB0C_ARG0_SEL_XXX
#define TB0A_CTR_STAGE_ENABLE (1<<31)
#define TB0A_RESULT_SCALE_1X (0 << 29)
#define TB0A_RESULT_SCALE_2X (1 << 29)
#define TB0A_RESULT_SCALE_4X (2 << 29)
#define TB0A_OP_ARG1 (1 << 25)
#define TB0A_OP_MODULE (3 << 25)
#define TB0A_OUTPUT_WRITE_CURRENT (0<<24)
#define TB0A_OUTPUT_WRITE_ACCUM (1<<24)
#define TB0A_CTR_STAGE_SEL_BITS_XXX
#define TB0A_ARG3_SEL_XXX
#define TB0A_ARG3_INVERT (1<<17)
#define TB0A_ARG2_INVERT (1<<16)
#define TB0A_ARG2_SEL_ONE (0 << 12)
#define TB0A_ARG2_SEL_TEXEL0 (6 << 12)
#define TB0A_ARG2_SEL_TEXEL1 (7 << 12)
#define TB0A_ARG2_SEL_TEXEL2 (8 << 12)
#define TB0A_ARG2_SEL_TEXEL3 (9 << 12)
#define TB0A_ARG1_INVERT (1<<10)
#define TB0A_ARG1_SEL_ONE (0 << 6)
#define TB0A_ARG1_SEL_TEXEL0 (6 << 6)
#define TB0A_ARG1_SEL_TEXEL1 (7 << 6)
#define TB0A_ARG1_SEL_TEXEL2 (8 << 6)
#define TB0A_ARG1_SEL_TEXEL3 (9 << 6)
static void gen2_emit_invariant(struct intel_batchbuffer *batch)
{
int i;
for (i = 0; i < 4; i++) {
OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(i));
OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | MAP_UNIT(i) |
DISABLE_TEX_STREAM_BUMP |
ENABLE_TEX_STREAM_COORD_SET | TEX_STREAM_COORD_SET(i) |
ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(i));
OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM);
OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(i));
}
OUT_BATCH(_3DSTATE_MAP_COORD_SETBIND_CMD);
OUT_BATCH(TEXBIND_SET3(TEXCOORDSRC_VTXSET_3) |
TEXBIND_SET2(TEXCOORDSRC_VTXSET_2) |
TEXBIND_SET1(TEXCOORDSRC_VTXSET_1) |
TEXBIND_SET0(TEXCOORDSRC_VTXSET_0));
OUT_BATCH(_3DSTATE_SCISSOR_ENABLE_CMD | DISABLE_SCISSOR_RECT);
OUT_BATCH(_3DSTATE_VERTEX_TRANSFORM);
OUT_BATCH(DISABLE_VIEWPORT_TRANSFORM | DISABLE_PERSPECTIVE_DIVIDE);
OUT_BATCH(_3DSTATE_W_STATE_CMD);
OUT_BATCH(MAGIC_W_STATE_DWORD1);
OUT_BATCH(0x3f800000 /* 1.0 in IEEE float */ );
OUT_BATCH(_3DSTATE_INDPT_ALPHA_BLEND_CMD |
DISABLE_INDPT_ALPHA_BLEND |
ENABLE_ALPHA_BLENDFUNC | ABLENDFUNC_ADD);
OUT_BATCH(_3DSTATE_CONST_BLEND_COLOR_CMD);
OUT_BATCH(0);
OUT_BATCH(_3DSTATE_MODES_1_CMD |
ENABLE_COLR_BLND_FUNC | BLENDFUNC_ADD |
ENABLE_SRC_BLND_FACTOR | SRC_BLND_FACT(BLENDFACTOR_ONE) |
ENABLE_DST_BLND_FACTOR | DST_BLND_FACT(BLENDFACTOR_ZERO));
OUT_BATCH(_3DSTATE_ENABLES_1_CMD |
DISABLE_LOGIC_OP |
DISABLE_STENCIL_TEST |
DISABLE_DEPTH_BIAS |
DISABLE_SPEC_ADD |
DISABLE_FOG |
DISABLE_ALPHA_TEST |
DISABLE_DEPTH_TEST |
ENABLE_COLOR_BLEND);
OUT_BATCH(_3DSTATE_ENABLES_2_CMD |
DISABLE_STENCIL_WRITE |
DISABLE_DITHER |
DISABLE_DEPTH_WRITE |
ENABLE_COLOR_MASK |
ENABLE_COLOR_WRITE |
ENABLE_TEX_CACHE);
}
static void gen2_emit_target(struct intel_batchbuffer *batch,
struct scratch_buf *dst)
{
uint32_t tiling;
tiling = 0;
if (dst->tiling != I915_TILING_NONE)
tiling = BUF_3D_TILED_SURFACE;
if (dst->tiling == I915_TILING_Y)
tiling |= BUF_3D_TILE_WALK_Y;
OUT_BATCH(_3DSTATE_BUF_INFO_CMD);
OUT_BATCH(BUF_3D_ID_COLOR_BACK | tiling | BUF_3D_PITCH(dst->stride));
OUT_RELOC(dst->bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
OUT_BATCH(_3DSTATE_DST_BUF_VARS_CMD);
OUT_BATCH(COLR_BUF_ARGB8888 |
DSTORG_HORT_BIAS(0x8) |
DSTORG_VERT_BIAS(0x8));
OUT_BATCH(_3DSTATE_DRAW_RECT_CMD);
OUT_BATCH(0);
OUT_BATCH(0); /* ymin, xmin */
OUT_BATCH(DRAW_YMAX(buf_height(dst) - 1) |
DRAW_XMAX(buf_width(dst) - 1));
OUT_BATCH(0); /* yorig, xorig */
}
static void gen2_emit_texture(struct intel_batchbuffer *batch,
struct scratch_buf *src,
int unit)
{
uint32_t tiling;
tiling = 0;
if (src->tiling != I915_TILING_NONE)
tiling = TM0S1_TILED_SURFACE;
if (src->tiling == I915_TILING_Y)
tiling |= TM0S1_TILE_WALK;
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_2 | LOAD_TEXTURE_MAP(unit) | 4);
OUT_RELOC(src->bo, I915_GEM_DOMAIN_SAMPLER, 0, 0);
OUT_BATCH((buf_height(src) - 1) << TM0S1_HEIGHT_SHIFT |
(buf_width(src) - 1) << TM0S1_WIDTH_SHIFT |
MAPSURF_32BIT | MT_32BIT_ARGB8888 | tiling);
OUT_BATCH((src->stride / 4 - 1) << TM0S2_PITCH_SHIFT | TM0S2_MAP_2D);
OUT_BATCH(FILTER_NEAREST << TM0S3_MAG_FILTER_SHIFT |
FILTER_NEAREST << TM0S3_MIN_FILTER_SHIFT |
MIPFILTER_NONE << TM0S3_MIP_FILTER_SHIFT);
OUT_BATCH(0); /* default color */
OUT_BATCH(_3DSTATE_MAP_COORD_SET_CMD | TEXCOORD_SET(unit) |
ENABLE_TEXCOORD_PARAMS | TEXCOORDS_ARE_NORMAL |
TEXCOORDTYPE_CARTESIAN |
ENABLE_ADDR_V_CNTL | TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_CLAMP_BORDER) |
ENABLE_ADDR_U_CNTL | TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_CLAMP_BORDER));
}
static void gen2_emit_copy_pipeline(struct intel_batchbuffer *batch)
{
OUT_BATCH(_3DSTATE_INDPT_ALPHA_BLEND_CMD | DISABLE_INDPT_ALPHA_BLEND);
OUT_BATCH(_3DSTATE_ENABLES_1_CMD | DISABLE_LOGIC_OP |
DISABLE_STENCIL_TEST | DISABLE_DEPTH_BIAS |
DISABLE_SPEC_ADD | DISABLE_FOG | DISABLE_ALPHA_TEST |
DISABLE_COLOR_BLEND | DISABLE_DEPTH_TEST);
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
LOAD_TEXTURE_BLEND_STAGE(0) | 1);
OUT_BATCH(TB0C_LAST_STAGE | TB0C_RESULT_SCALE_1X |
TB0C_OUTPUT_WRITE_CURRENT |
TB0C_OP_ARG1 | TB0C_ARG1_SEL_TEXEL0);
OUT_BATCH(TB0A_RESULT_SCALE_1X | TB0A_OUTPUT_WRITE_CURRENT |
TB0A_OP_ARG1 | TB0A_ARG1_SEL_TEXEL0);
}
void gen2_render_copyfunc(struct intel_batchbuffer *batch,
struct scratch_buf *src, unsigned src_x, unsigned src_y,
unsigned width, unsigned height,
struct scratch_buf *dst, unsigned dst_x, unsigned dst_y)
{
gen2_emit_invariant(batch);
gen2_emit_copy_pipeline(batch);
gen2_emit_target(batch, dst);
gen2_emit_texture(batch, src, 0);
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
I1_LOAD_S(2) | I1_LOAD_S(3) | I1_LOAD_S(8) | 2);
OUT_BATCH(1<<12);
OUT_BATCH(S3_CULLMODE_NONE | S3_VERTEXHAS_XY);
OUT_BATCH(S8_ENABLE_COLOR_BUFFER_WRITE);
OUT_BATCH(_3DSTATE_VERTEX_FORMAT_2_CMD | TEXCOORDFMT_2D << 0);
OUT_BATCH(PRIM3D_INLINE | PRIM3D_RECTLIST | (3*4 -1));
emit_vertex(batch, dst_x + width);
emit_vertex(batch, dst_y + height);
emit_vertex_normalized(batch, src_x + width, buf_width(src));
emit_vertex_normalized(batch, src_y + height, buf_height(src));
emit_vertex(batch, dst_x);
emit_vertex(batch, dst_y + height);
emit_vertex_normalized(batch, src_x, buf_width(src));
emit_vertex_normalized(batch, src_y + height, buf_height(src));
emit_vertex(batch, dst_x);
emit_vertex(batch, dst_y);
emit_vertex_normalized(batch, src_x, buf_width(src));
emit_vertex_normalized(batch, src_y, buf_height(src));
intel_batchbuffer_flush(batch);
}
render_copyfunc_t get_render_copyfunc(int devid)
{
render_copyfunc_t copy = NULL;
if (IS_GEN2(devid))
copy = gen2_render_copyfunc;
else if (IS_GEN3(devid))
copy = gen3_render_copyfunc;
else if (IS_GEN6(devid))
copy = gen6_render_copyfunc;
else if (IS_GEN7(devid))
copy = gen7_render_copyfunc;
return copy;
}
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