static void
nv40_graph_construct_state3d_3(struct nouveau_grctx *ctx)
{
int len = nv44_graph_class(ctx->dev) ? 0x0084 : 0x0684;
cp_out (ctx, 0x300000);
cp_lsr (ctx, len - 4);
cp_bra (ctx, SWAP_DIRECTION, SAVE, cp_swap_state3d_3_is_save);
cp_lsr (ctx, len);
cp_name(ctx, cp_swap_state3d_3_is_save);
cp_out (ctx, 0x800001);
ctx->ctxvals_pos += len;
}
static void
nv40_grctx_generate(struct nouveau_grctx *ctx)
{
/* decide whether we're loading/unloading the context */
cp_bra (ctx, AUTO_SAVE, PENDING, cp_setup_save);
cp_bra (ctx, USER_SAVE, PENDING, cp_setup_save);
cp_name(ctx, cp_check_load);
cp_bra (ctx, AUTO_LOAD, PENDING, cp_setup_auto_load);
cp_bra (ctx, USER_LOAD, PENDING, cp_setup_load);
cp_bra (ctx, ALWAYS, TRUE, cp_exit);
/* setup for context load */
cp_name(ctx, cp_setup_auto_load);
cp_wait(ctx, STATUS, IDLE);
cp_out (ctx, CP_NEXT_TO_SWAP);
cp_name(ctx, cp_setup_load);
cp_wait(ctx, STATUS, IDLE);
cp_set (ctx, SWAP_DIRECTION, LOAD);
cp_out (ctx, 0x00910880); /* ?? */
cp_out (ctx, 0x00901ffe); /* ?? */
cp_out (ctx, 0x01940000); /* ?? */
cp_lsr (ctx, 0x20);
cp_out (ctx, 0x0060000b); /* ?? */
cp_wait(ctx, UNK57, CLEAR);
cp_out (ctx, 0x0060000c); /* ?? */
cp_bra (ctx, ALWAYS, TRUE, cp_swap_state);
/* setup for context save */
cp_name(ctx, cp_setup_save);
cp_set (ctx, SWAP_DIRECTION, SAVE);
/* general PGRAPH state */
cp_name(ctx, cp_swap_state);
cp_pos (ctx, 0x00020/4);
nv40_graph_construct_general(ctx);
cp_wait(ctx, STATUS, IDLE);
/* 3D state, block 1 */
cp_bra (ctx, UNK54, CLEAR, cp_prepare_exit);
nv40_graph_construct_state3d(ctx);
cp_wait(ctx, STATUS, IDLE);
/* 3D state, block 2 */
nv40_graph_construct_state3d_2(ctx);
/* Some other block of "random" state */
nv40_graph_construct_state3d_3(ctx);
/* Per-vertex shader state */
cp_pos (ctx, ctx->ctxvals_pos);
nv40_graph_construct_shader(ctx);
/* pre-exit state updates */
cp_name(ctx, cp_prepare_exit);
cp_bra (ctx, SWAP_DIRECTION, SAVE, cp_check_load);
cp_bra (ctx, USER_SAVE, PENDING, cp_exit);
cp_out (ctx, CP_NEXT_TO_CURRENT);
cp_name(ctx, cp_exit);
cp_set (ctx, USER_SAVE, NOT_PENDING);
cp_set (ctx, USER_LOAD, NOT_PENDING);
cp_out (ctx, CP_END);
}
void
nv40_grctx_init(struct nouveau_grctx *ctx)
{
cp_bra (ctx, AUTO_SAVE, PENDING, cp_setup_save);
cp_bra (ctx, USER_SAVE, PENDING, cp_setup_save);
cp_name(ctx, cp_check_load);
cp_bra (ctx, AUTO_LOAD, PENDING, cp_setup_auto_load);
cp_bra (ctx, USER_LOAD, PENDING, cp_setup_load);
cp_bra (ctx, ALWAYS, TRUE, cp_exit);
cp_name(ctx, cp_setup_auto_load);
cp_wait(ctx, STATUS, IDLE);
cp_out (ctx, CP_NEXT_TO_SWAP);
cp_name(ctx, cp_setup_load);
cp_wait(ctx, STATUS, IDLE);
cp_set (ctx, SWAP_DIRECTION, LOAD);
cp_out (ctx, 0x00910880);
cp_out (ctx, 0x00901ffe);
cp_out (ctx, 0x01940000);
cp_lsr (ctx, 0x20);
cp_out (ctx, 0x0060000b);
cp_wait(ctx, UNK57, CLEAR);
cp_out (ctx, 0x0060000c);
cp_bra (ctx, ALWAYS, TRUE, cp_swap_state);
cp_name(ctx, cp_setup_save);
cp_set (ctx, SWAP_DIRECTION, SAVE);
cp_name(ctx, cp_swap_state);
cp_pos (ctx, 0x00020/4);
nv40_graph_construct_general(ctx);
cp_wait(ctx, STATUS, IDLE);
cp_bra (ctx, UNK54, CLEAR, cp_prepare_exit);
nv40_graph_construct_state3d(ctx);
cp_wait(ctx, STATUS, IDLE);
nv40_graph_construct_state3d_2(ctx);
nv40_graph_construct_state3d_3(ctx);
cp_pos (ctx, ctx->ctxvals_pos);
nv40_graph_construct_shader(ctx);
cp_name(ctx, cp_prepare_exit);
cp_bra (ctx, SWAP_DIRECTION, SAVE, cp_check_load);
cp_bra (ctx, USER_SAVE, PENDING, cp_exit);
cp_out (ctx, CP_NEXT_TO_CURRENT);
cp_name(ctx, cp_exit);
cp_set (ctx, USER_SAVE, NOT_PENDING);
cp_set (ctx, USER_LOAD, NOT_PENDING);
cp_out (ctx, CP_END);
}