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#include "pipe/p_screen.h"
#include "nv40_context.h"
#include "nv40_screen.h"
#define NV4X_GRCLASS4097_CHIPSETS 0x00000baf
#define NV4X_GRCLASS4497_CHIPSETS 0x00005450
#define NV6X_GRCLASS4497_CHIPSETS 0x00000088
static int
nv40_screen_get_param(struct pipe_screen *pscreen, int param)
{
struct nv40_screen *screen = nv40_screen(pscreen);
switch (param) {
case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
return 16;
case PIPE_CAP_NPOT_TEXTURES:
return 1;
case PIPE_CAP_TWO_SIDED_STENCIL:
return 1;
case PIPE_CAP_GLSL:
return 0;
case PIPE_CAP_ANISOTROPIC_FILTER:
return 1;
case PIPE_CAP_POINT_SPRITE:
return 1;
case PIPE_CAP_MAX_RENDER_TARGETS:
return 4;
case PIPE_CAP_OCCLUSION_QUERY:
return 1;
case PIPE_CAP_TEXTURE_SHADOW_MAP:
return 1;
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;
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
return 1;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
return 0; /* We have 4 - but unsupported currently */
case PIPE_CAP_TGSI_CONT_SUPPORTED:
return 0;
case PIPE_CAP_BLEND_EQUATION_SEPARATE:
return 1;
case NOUVEAU_CAP_HW_VTXBUF:
return 1;
case NOUVEAU_CAP_HW_IDXBUF:
if (screen->curie->grclass == NV40TCL)
return 1;
return 0;
case PIPE_CAP_INDEP_BLEND_ENABLE:
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
return 1;
case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
return 0;
case PIPE_CAP_MAX_COMBINED_SAMPLERS:
return 16;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
}
}
static float
nv40_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 16.0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0.0;
}
}
static boolean
nv40_screen_surface_format_supported(struct pipe_screen *pscreen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned tex_usage, unsigned geom_flags)
{
if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
switch (format) {
case PIPE_FORMAT_B8G8R8A8_UNORM:
case PIPE_FORMAT_B5G6R5_UNORM:
return TRUE;
default:
break;
}
} else
if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
switch (format) {
case PIPE_FORMAT_S8Z24_UNORM:
case PIPE_FORMAT_X8Z24_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
break;
}
} else {
switch (format) {
case PIPE_FORMAT_B8G8R8A8_UNORM:
case PIPE_FORMAT_B5G5R5A1_UNORM:
case PIPE_FORMAT_B4G4R4A4_UNORM:
case PIPE_FORMAT_B5G6R5_UNORM:
case PIPE_FORMAT_R16_SNORM:
case PIPE_FORMAT_L8_UNORM:
case PIPE_FORMAT_A8_UNORM:
case PIPE_FORMAT_I8_UNORM:
case PIPE_FORMAT_L8A8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
case PIPE_FORMAT_S8Z24_UNORM:
case PIPE_FORMAT_DXT1_RGB:
case PIPE_FORMAT_DXT1_RGBA:
case PIPE_FORMAT_DXT3_RGBA:
case PIPE_FORMAT_DXT5_RGBA:
return TRUE;
default:
break;
}
}
return FALSE;
}
static struct pipe_buffer *
nv40_surface_buffer(struct pipe_surface *surf)
{
struct nv40_miptree *mt = (struct nv40_miptree *)surf->texture;
return mt->buffer;
}
static void
nv40_screen_destroy(struct pipe_screen *pscreen)
{
struct nv40_screen *screen = nv40_screen(pscreen);
unsigned i;
for (i = 0; i < NV40_STATE_MAX; i++) {
if (screen->state[i])
so_ref(NULL, &screen->state[i]);
}
nouveau_resource_destroy(&screen->vp_exec_heap);
nouveau_resource_destroy(&screen->vp_data_heap);
nouveau_resource_destroy(&screen->query_heap);
nouveau_notifier_free(&screen->query);
nouveau_notifier_free(&screen->sync);
nouveau_grobj_free(&screen->curie);
nv04_surface_2d_takedown(&screen->eng2d);
nouveau_screen_fini(&screen->base);
FREE(pscreen);
}
struct pipe_screen *
nv40_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
{
struct nv40_screen *screen = CALLOC_STRUCT(nv40_screen);
struct nouveau_channel *chan;
struct pipe_screen *pscreen;
struct nouveau_stateobj *so;
unsigned curie_class = 0;
int ret;
if (!screen)
return NULL;
pscreen = &screen->base.base;
ret = nouveau_screen_init(&screen->base, dev);
if (ret) {
nv40_screen_destroy(pscreen);
return NULL;
}
chan = screen->base.channel;
pscreen->winsys = ws;
pscreen->destroy = nv40_screen_destroy;
pscreen->get_param = nv40_screen_get_param;
pscreen->get_paramf = nv40_screen_get_paramf;
pscreen->is_format_supported = nv40_screen_surface_format_supported;
pscreen->context_create = nv40_create;
nv40_screen_init_miptree_functions(pscreen);
nv40_screen_init_transfer_functions(pscreen);
/* 3D object */
switch (dev->chipset & 0xf0) {
case 0x40:
if (NV4X_GRCLASS4097_CHIPSETS & (1 << (dev->chipset & 0x0f)))
curie_class = NV40TCL;
else
if (NV4X_GRCLASS4497_CHIPSETS & (1 << (dev->chipset & 0x0f)))
curie_class = NV44TCL;
break;
case 0x60:
if (NV6X_GRCLASS4497_CHIPSETS & (1 << (dev->chipset & 0x0f)))
curie_class = NV44TCL;
break;
}
if (!curie_class) {
NOUVEAU_ERR("Unknown nv4x chipset: nv%02x\n", dev->chipset);
return NULL;
}
ret = nouveau_grobj_alloc(chan, 0xbeef3097, curie_class, &screen->curie);
if (ret) {
NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
return FALSE;
}
/* 2D engine setup */
screen->eng2d = nv04_surface_2d_init(&screen->base);
screen->eng2d->buf = nv40_surface_buffer;
/* Notifier for sync purposes */
ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
if (ret) {
NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
nv40_screen_destroy(pscreen);
return NULL;
}
/* Query objects */
ret = nouveau_notifier_alloc(chan, 0xbeef0302, 32, &screen->query);
if (ret) {
NOUVEAU_ERR("Error initialising query objects: %d\n", ret);
nv40_screen_destroy(pscreen);
return NULL;
}
nouveau_resource_init(&screen->query_heap, 0, 32);
if (ret) {
NOUVEAU_ERR("Error initialising query object heap: %d\n", ret);
nv40_screen_destroy(pscreen);
return NULL;
}
/* Vtxprog resources */
if (nouveau_resource_init(&screen->vp_exec_heap, 0, 512) ||
nouveau_resource_init(&screen->vp_data_heap, 0, 256)) {
nv40_screen_destroy(pscreen);
return NULL;
}
/* Static curie initialisation */
so = so_new(16, 25, 0);
so_method(so, screen->curie, NV40TCL_DMA_NOTIFY, 1);
so_data (so, screen->sync->handle);
so_method(so, screen->curie, NV40TCL_DMA_TEXTURE0, 2);
so_data (so, chan->vram->handle);
so_data (so, chan->gart->handle);
so_method(so, screen->curie, NV40TCL_DMA_COLOR1, 1);
so_data (so, chan->vram->handle);
so_method(so, screen->curie, NV40TCL_DMA_COLOR0, 2);
so_data (so, chan->vram->handle);
so_data (so, chan->vram->handle);
so_method(so, screen->curie, NV40TCL_DMA_VTXBUF0, 2);
so_data (so, chan->vram->handle);
so_data (so, chan->gart->handle);
so_method(so, screen->curie, NV40TCL_DMA_FENCE, 2);
so_data (so, 0);
so_data (so, screen->query->handle);
so_method(so, screen->curie, NV40TCL_DMA_UNK01AC, 2);
so_data (so, chan->vram->handle);
so_data (so, chan->vram->handle);
so_method(so, screen->curie, NV40TCL_DMA_COLOR2, 2);
so_data (so, chan->vram->handle);
so_data (so, chan->vram->handle);
so_method(so, screen->curie, 0x1ea4, 3);
so_data (so, 0x00000010);
so_data (so, 0x01000100);
so_data (so, 0xff800006);
/* vtxprog output routing */
so_method(so, screen->curie, 0x1fc4, 1);
so_data (so, 0x06144321);
so_method(so, screen->curie, 0x1fc8, 2);
so_data (so, 0xedcba987);
so_data (so, 0x00000021);
so_method(so, screen->curie, 0x1fd0, 1);
so_data (so, 0x00171615);
so_method(so, screen->curie, 0x1fd4, 1);
so_data (so, 0x001b1a19);
so_method(so, screen->curie, 0x1ef8, 1);
so_data (so, 0x0020ffff);
so_method(so, screen->curie, 0x1d64, 1);
so_data (so, 0x00d30000);
so_method(so, screen->curie, 0x1e94, 1);
so_data (so, 0x00000001);
so_emit(chan, so);
so_ref(NULL, &so);
nouveau_pushbuf_flush(chan, 0);
return pscreen;
}
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