2 * Copyright (C) 2010 Francisco Jerez.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 struct nouveau_fb base;
34 nv44_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch,
35 u32 flags, struct nouveau_fb_tile *tile)
37 tile->addr = 0x00000001; /* mode = vram */
39 tile->limit = max(1u, addr + size) - 1;
44 nv44_fb_tile_prog(struct nouveau_fb *pfb, int i, struct nouveau_fb_tile *tile)
46 nv_wr32(pfb, 0x100604 + (i * 0x10), tile->limit);
47 nv_wr32(pfb, 0x100608 + (i * 0x10), tile->pitch);
48 nv_wr32(pfb, 0x100600 + (i * 0x10), tile->addr);
49 nv_rd32(pfb, 0x100600 + (i * 0x10));
53 nv44_fb_init(struct nouveau_object *object)
55 struct nv44_fb_priv *priv = (void *)object;
58 ret = nouveau_fb_init(&priv->base);
62 nv_wr32(priv, 0x100850, 0x80000000);
63 nv_wr32(priv, 0x100800, 0x00000001);
68 nv44_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
69 struct nouveau_oclass *oclass, void *data, u32 size,
70 struct nouveau_object **pobject)
72 struct nv44_fb_priv *priv;
75 ret = nouveau_fb_create(parent, engine, oclass, &priv);
76 *pobject = nv_object(priv);
80 priv->base.memtype_valid = nv04_fb_memtype_valid;
81 priv->base.tile.regions = 12;
82 priv->base.tile.init = nv44_fb_tile_init;
83 priv->base.tile.fini = nv20_fb_tile_fini;
84 priv->base.tile.prog = nv44_fb_tile_prog;
89 struct nouveau_oclass *
90 nv44_fb_oclass = &(struct nouveau_fb_impl) {
91 .base.handle = NV_SUBDEV(FB, 0x44),
92 .base.ofuncs = &(struct nouveau_ofuncs) {
94 .dtor = _nouveau_fb_dtor,
96 .fini = _nouveau_fb_fini,
98 .ram = &nv44_ram_oclass,