1/*	$NetBSD: nouveau_nvkm_subdev_mmu_gf100.c,v 1.3 2021/12/18 23:45:40 riastradh Exp $	*/
2
3/*
4 * Copyright 2010 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26#include <sys/cdefs.h>
27__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_mmu_gf100.c,v 1.3 2021/12/18 23:45:40 riastradh Exp $");
28
29#include "mem.h"
30#include "vmm.h"
31
32#include <nvif/class.h>
33
34/* Map from compressed to corresponding uncompressed storage type.
35 * The value 0xff represents an invalid storage type.
36 */
37const u8 *
38gf100_mmu_kind(struct nvkm_mmu *mmu, int *count, u8 *invalid)
39{
40	static const u8
41	kind[256] = {
42		0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */
43		0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff,
44		0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */
45		0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff,
46		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */
47		0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
48		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */
49		0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27,
50		0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */
51		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
52		0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */
53		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
54		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */
55		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
56		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */
57		0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff,
58		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */
59		0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff,
60		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */
61		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
62		0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */
63		0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff,
64		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */
65		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7,
66		0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */
67		0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3,
68		0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */
69		0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe,
70		0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */
71		0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff,
72		0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */
73		0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff
74	};
75
76	*count = ARRAY_SIZE(kind);
77	*invalid = 0xff;
78	return kind;
79}
80
81static const struct nvkm_mmu_func
82gf100_mmu = {
83	.dma_bits = 40,
84	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
85	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
86	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gf100_vmm_new },
87	.kind = gf100_mmu_kind,
88	.kind_sys = true,
89};
90
91int
92gf100_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu)
93{
94	return nvkm_mmu_new_(&gf100_mmu, device, index, pmmu);
95}
96