1/*
2 * Copyright 2012 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs, Ilia Mirkin
23 */
24#include <engine/bsp.h>
25#include <engine/xtensa.h>
26
27#include <core/engctx.h>
28
29/*******************************************************************************
30 * BSP object classes
31 ******************************************************************************/
32
33static struct nvkm_oclass
34g84_bsp_sclass[] = {
35	{ 0x74b0, &nvkm_object_ofuncs },
36	{},
37};
38
39/*******************************************************************************
40 * BSP context
41 ******************************************************************************/
42
43static struct nvkm_oclass
44g84_bsp_cclass = {
45	.handle = NV_ENGCTX(BSP, 0x84),
46	.ofuncs = &(struct nvkm_ofuncs) {
47		.ctor = _nvkm_xtensa_engctx_ctor,
48		.dtor = _nvkm_engctx_dtor,
49		.init = _nvkm_engctx_init,
50		.fini = _nvkm_engctx_fini,
51		.rd32 = _nvkm_engctx_rd32,
52		.wr32 = _nvkm_engctx_wr32,
53	},
54};
55
56/*******************************************************************************
57 * BSP engine/subdev functions
58 ******************************************************************************/
59
60static int
61g84_bsp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
62	     struct nvkm_oclass *oclass, void *data, u32 size,
63	     struct nvkm_object **pobject)
64{
65	struct nvkm_xtensa *priv;
66	int ret;
67
68	ret = nvkm_xtensa_create(parent, engine, oclass, 0x103000, true,
69				 "PBSP", "bsp", &priv);
70	*pobject = nv_object(priv);
71	if (ret)
72		return ret;
73
74	nv_subdev(priv)->unit = 0x04008000;
75	nv_engine(priv)->cclass = &g84_bsp_cclass;
76	nv_engine(priv)->sclass = g84_bsp_sclass;
77	priv->fifo_val = 0x1111;
78	priv->unkd28 = 0x90044;
79	return 0;
80}
81
82struct nvkm_oclass
83g84_bsp_oclass = {
84	.handle = NV_ENGINE(BSP, 0x84),
85	.ofuncs = &(struct nvkm_ofuncs) {
86		.ctor = g84_bsp_ctor,
87		.dtor = _nvkm_xtensa_dtor,
88		.init = _nvkm_xtensa_init,
89		.fini = _nvkm_xtensa_fini,
90		.rd32 = _nvkm_xtensa_rd32,
91		.wr32 = _nvkm_xtensa_wr32,
92	},
93};
94