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#include "pipe/draw/draw_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_winsys.h"
#include "pipe/p_util.h"
#include "nv50_context.h"
#include "nv50_dma.h"
static boolean
nv50_is_format_supported(struct pipe_context *pipe, uint format)
{
switch (format) {
case PIPE_FORMAT_U_A8_R8_G8_B8:
case PIPE_FORMAT_Z24_S8:
return TRUE;
default:
break;
};
return FALSE;
}
static const char *
nv50_get_name(struct pipe_context *pipe)
{
struct nv50_context *nv50 = (struct nv50_context *)pipe;
static char buffer[128];
snprintf(buffer, sizeof(buffer), "NV%02X", nv50->chipset);
return buffer;
}
static const char *
nv50_get_vendor(struct pipe_context *pipe)
{
return "nouveau";
}
static int
nv50_get_param(struct pipe_context *pipe, int param)
{
switch (param) {
case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
return 32;
case PIPE_CAP_NPOT_TEXTURES:
return 0;
case PIPE_CAP_TWO_SIDED_STENCIL:
return 1;
case PIPE_CAP_GLSL:
return 0;
case PIPE_CAP_S3TC:
return 0;
case PIPE_CAP_ANISOTROPIC_FILTER:
return 0;
case PIPE_CAP_POINT_SPRITE:
return 0;
case PIPE_CAP_MAX_RENDER_TARGETS:
return 8;
case PIPE_CAP_OCCLUSION_QUERY:
return 0;
case PIPE_CAP_TEXTURE_SHADOW_MAP:
return 0;
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
return 13;
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
return 10;
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return 13;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
}
}
static float
nv50_get_paramf(struct pipe_context *pipe, int param)
{
switch (param) {
case PIPE_CAP_MAX_LINE_WIDTH:
case PIPE_CAP_MAX_LINE_WIDTH_AA:
return 10.0;
case PIPE_CAP_MAX_POINT_WIDTH:
case PIPE_CAP_MAX_POINT_WIDTH_AA:
return 64.0;
case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
return 16.0;
case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
return 4.0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0.0;
}
}
static void
nv50_flush(struct pipe_context *pipe, unsigned flags)
{
struct nv50_context *nv50 = (struct nv50_context *)pipe;
struct nouveau_winsys *nvws = nv50->nvws;
if (flags & PIPE_FLUSH_WAIT) {
nvws->notifier_reset(nv50->sync, 0);
BEGIN_RING(tesla, 0x104, 1);
OUT_RING (0);
BEGIN_RING(tesla, 0x100, 1);
OUT_RING (0);
}
FIRE_RING();
if (flags & PIPE_FLUSH_WAIT)
nvws->notifier_wait(nv50->sync, 0, 0, 2000);
}
static void
nv50_destroy(struct pipe_context *pipe)
{
struct nv50_context *nv50 = (struct nv50_context *)pipe;
draw_destroy(nv50->draw);
free(nv50);
}
static boolean
nv50_init_hwctx(struct nv50_context *nv50, int tesla_class)
{
struct nouveau_winsys *nvws = nv50->nvws;
int ret;
if ((ret = nvws->grobj_alloc(nvws, tesla_class, &nv50->tesla))) {
NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
return FALSE;
}
BEGIN_RING(tesla, NV50TCL_DMA_NOTIFY, 1);
OUT_RING (nv50->sync->handle);
FIRE_RING ();
return TRUE;
}
#define GRCLASS5097_CHIPSETS 0x00000000
#define GRCLASS8297_CHIPSETS 0x00000010
struct pipe_context *
nv50_create(struct pipe_winsys *pipe_winsys, struct nouveau_winsys *nvws,
unsigned chipset)
{
struct nv50_context *nv50;
int tesla_class, ret;
if ((chipset & 0xf0) != 0x50 && (chipset & 0xf0) != 0x80) {
NOUVEAU_ERR("Not a G8x chipset\n");
return NULL;
}
if (GRCLASS5097_CHIPSETS & (1 << (chipset & 0x0f))) {
tesla_class = 0x5097;
} else
if (GRCLASS8297_CHIPSETS & (1 << (chipset & 0x0f))) {
tesla_class = 0x8297;
} else {
NOUVEAU_ERR("Unknown G8x chipset: NV%02x\n", chipset);
return NULL;
}
nv50 = CALLOC_STRUCT(nv50_context);
if (!nv50)
return NULL;
nv50->chipset = chipset;
nv50->nvws = nvws;
if ((ret = nvws->notifier_alloc(nvws, 1, &nv50->sync))) {
NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
free(nv50);
return NULL;
}
if (!nv50_init_hwctx(nv50, tesla_class)) {
free(nv50);
return NULL;
}
nv50->pipe.winsys = pipe_winsys;
nv50->pipe.destroy = nv50_destroy;
nv50->pipe.is_format_supported = nv50_is_format_supported;
nv50->pipe.get_name = nv50_get_name;
nv50->pipe.get_vendor = nv50_get_vendor;
nv50->pipe.get_param = nv50_get_param;
nv50->pipe.get_paramf = nv50_get_paramf;
nv50->pipe.draw_arrays = nv50_draw_arrays;
nv50->pipe.draw_elements = nv50_draw_elements;
nv50->pipe.clear = nv50_clear;
nv50->pipe.begin_query = nv50_query_begin;
nv50->pipe.end_query = nv50_query_end;
nv50->pipe.wait_query = nv50_query_wait;
nv50->pipe.mipmap_tree_layout = nv50_miptree_layout;
nv50->pipe.flush = nv50_flush;
nv50_init_region_functions(nv50);
nv50_init_surface_functions(nv50);
nv50_init_state_functions(nv50);
nv50->draw = draw_create();
assert(nv50->draw);
draw_set_rasterize_stage(nv50->draw, nv50_draw_render_stage(nv50));
return &nv50->pipe;
}
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