static void
nv04_hwctx_init(struct gl_context *ctx)
{
struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
struct nouveau_pushbuf *push = context_push(ctx);
struct nv04_fifo *fifo = hw->chan->data;
BEGIN_NV04(push, NV01_SUBC(SURF, OBJECT), 1);
PUSH_DATA (push, hw->surf3d->handle);
BEGIN_NV04(push, NV04_SF3D(DMA_NOTIFY), 3);
PUSH_DATA (push, hw->ntfy->handle);
PUSH_DATA (push, fifo->vram);
PUSH_DATA (push, fifo->vram);
BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
PUSH_DATA (push, hw->eng3d->handle);
BEGIN_NV04(push, NV04_TTRI(DMA_NOTIFY), 4);
PUSH_DATA (push, hw->ntfy->handle);
PUSH_DATA (push, fifo->vram);
PUSH_DATA (push, fifo->gart);
PUSH_DATA (push, hw->surf3d->handle);
BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
PUSH_DATA (push, hw->eng3dm->handle);
BEGIN_NV04(push, NV04_MTRI(DMA_NOTIFY), 4);
PUSH_DATA (push, hw->ntfy->handle);
PUSH_DATA (push, fifo->vram);
PUSH_DATA (push, fifo->gart);
PUSH_DATA (push, hw->surf3d->handle);
PUSH_KICK (push);
}
void
nv04_emit_scissor(struct gl_context *ctx, int emit)
{
struct nouveau_pushbuf *push = context_push(ctx);
int x, y, w, h;
get_scissors(ctx->DrawBuffer, &x, &y, &w, &h);
BEGIN_NV04(push, NV04_SF3D(CLIP_HORIZONTAL), 2);
PUSH_DATA (push, w << 16 | x);
PUSH_DATA (push, h << 16 | y);
}
void
nv04_emit_framebuffer(struct gl_context *ctx, int emit)
{
struct nouveau_pushbuf *push = context_push(ctx);
struct gl_framebuffer *fb = ctx->DrawBuffer;
struct nouveau_surface *s;
uint32_t rt_format = NV04_CONTEXT_SURFACES_3D_FORMAT_TYPE_PITCH;
uint32_t rt_pitch = 0, zeta_pitch = 0;
unsigned bo_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR;
if (fb->_Status != GL_FRAMEBUFFER_COMPLETE_EXT)
return;
PUSH_RESET(push, BUFCTX_FB);
/* Render target */
if (fb->_ColorDrawBuffers[0]) {
s = &to_nouveau_renderbuffer(
fb->_ColorDrawBuffers[0])->surface;
rt_format |= get_rt_format(s->format);
zeta_pitch = rt_pitch = s->pitch;
BEGIN_NV04(push, NV04_SF3D(OFFSET_COLOR), 1);
PUSH_MTHDl(push, NV04_SF3D(OFFSET_COLOR), BUFCTX_FB,
s->bo, 0, bo_flags);
}
/* depth/stencil */
if (fb->Attachment[BUFFER_DEPTH].Renderbuffer) {
s = &to_nouveau_renderbuffer(
fb->Attachment[BUFFER_DEPTH].Renderbuffer)->surface;
zeta_pitch = s->pitch;
BEGIN_NV04(push, NV04_SF3D(OFFSET_ZETA), 1);
PUSH_MTHDl(push, NV04_SF3D(OFFSET_ZETA), BUFCTX_FB,
s->bo, 0, bo_flags);
}
BEGIN_NV04(push, NV04_SF3D(FORMAT), 1);
PUSH_DATA (push, rt_format);
BEGIN_NV04(push, NV04_SF3D(PITCH), 1);
PUSH_DATA (push, zeta_pitch << 16 | rt_pitch);
/* Recompute the scissor state. */
context_dirty(ctx, SCISSOR);
context_dirty(ctx, CONTROL);
}
