1/* $NetBSD: nouveau_subdev_fb_nv46.c,v 1.1.1.1 2014/08/06 12:36:30 riastradh Exp $ */
2
3/*
4 * Copyright (C) 2010 Francisco Jerez.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining
8 * a copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sublicense, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial
17 * portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
22 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
23 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
27 */
28
29#include <sys/cdefs.h>
30__KERNEL_RCSID(0, "$NetBSD: nouveau_subdev_fb_nv46.c,v 1.1.1.1 2014/08/06 12:36:30 riastradh Exp $");
31
32#include "nv04.h"
33
34void
35nv46_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch,
36 u32 flags, struct nouveau_fb_tile *tile)
37{
38 /* for performance, select alternate bank offset for zeta */
39 if (!(flags & 4)) tile->addr = (0 << 3);
40 else tile->addr = (1 << 3);
41
42 tile->addr |= 0x00000001; /* mode = vram */
43 tile->addr |= addr;
44 tile->limit = max(1u, addr + size) - 1;
45 tile->pitch = pitch;
46}
47
48struct nouveau_oclass *
49nv46_fb_oclass = &(struct nv04_fb_impl) {
50 .base.base.handle = NV_SUBDEV(FB, 0x46),
51 .base.base.ofuncs = &(struct nouveau_ofuncs) {
52 .ctor = nv04_fb_ctor,
53 .dtor = _nouveau_fb_dtor,
54 .init = nv44_fb_init,
55 .fini = _nouveau_fb_fini,
56 },
57 .base.memtype = nv04_fb_memtype_valid,
58 .base.ram = &nv44_ram_oclass,
59 .tile.regions = 15,
60 .tile.init = nv46_fb_tile_init,
61 .tile.fini = nv20_fb_tile_fini,
62 .tile.prog = nv44_fb_tile_prog,
63}.base.base;
64