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#include "pipe/p_screen.h"
#include "pipe/p_util.h"
#include "nv50_context.h"
#include "nv50_screen.h"
#include "nouveau/nouveau_stateobj.h"
#define GRCLASS5097_CHIPSETS 0x00000000
#define GRCLASS8297_CHIPSETS 0x00000010
static boolean
nv50_screen_is_format_supported(struct pipe_screen *pscreen,
enum pipe_format format, uint type)
{
return FALSE;
}
static const char *
nv50_screen_get_name(struct pipe_screen *pscreen)
{
struct nv50_screen *screen = nv50_screen(pscreen);
static char buffer[128];
snprintf(buffer, sizeof(buffer), "NV%02X", screen->chipset);
return buffer;
}
static const char *
nv50_screen_get_vendor(struct pipe_screen *pscreen)
{
return "nouveau";
}
static int
nv50_screen_get_param(struct pipe_screen *pscreen, 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_screen_get_paramf(struct pipe_screen *pscreen, 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;
case PIPE_CAP_BITMAP_TEXCOORD_BIAS:
return 0.0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0.0;
}
}
static void
nv50_screen_destroy(struct pipe_screen *pscreen)
{
FREE(pscreen);
}
struct pipe_screen *
nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws,
unsigned chipset)
{
struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen);
struct nouveau_stateobj *so;
unsigned tesla_class = 0, ret;
if (!screen)
return NULL;
screen->chipset = chipset;
screen->nvws = nvws;
/* 3D object */
if ((chipset & 0xf0) != 0x50 && (chipset & 0xf0) != 0x80) {
NOUVEAU_ERR("Not a G8x chipset\n");
nv50_screen_destroy(&screen->pipe);
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);
nv50_screen_destroy(&screen->pipe);
return NULL;
}
ret = nvws->grobj_alloc(nvws, tesla_class, &screen->tesla);
if (ret) {
NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
nv50_screen_destroy(&screen->pipe);
return NULL;
}
/* Sync notifier */
ret = nvws->notifier_alloc(nvws, 1, &screen->sync);
if (ret) {
NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
nv50_screen_destroy(&screen->pipe);
return NULL;
}
/* Static tesla init */
so = so_new(128, 0);
so_method(so, screen->tesla, NV50TCL_DMA_NOTIFY, 1);
so_data (so, screen->sync->handle);
so_emit(nvws, so);
so_ref(NULL, &so);
nvws->push_flush(nvws->channel, 0);
screen->pipe.winsys = ws;
screen->pipe.destroy = nv50_screen_destroy;
screen->pipe.get_name = nv50_screen_get_name;
screen->pipe.get_vendor = nv50_screen_get_vendor;
screen->pipe.get_param = nv50_screen_get_param;
screen->pipe.get_paramf = nv50_screen_get_paramf;
screen->pipe.is_format_supported = nv50_screen_is_format_supported;
nv50_screen_init_miptree_functions(&screen->pipe);
return &screen->pipe;
}
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