2 * Copyright 2012 Red Hat Inc.
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5 * copy of this software and associated documentation files (the "Software"),
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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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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
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24 #include <engine/sec.h>
25 #include <engine/falcon.h>
26 #include "fuc/g98.fuc0s.h"
28 #include <core/client.h>
29 #include <core/enum.h>
30 #include <engine/fifo.h>
32 /*******************************************************************************
33 * Crypt object classes
34 ******************************************************************************/
36 static struct nvkm_oclass
38 { 0x88b4, &nvkm_object_ofuncs },
42 /*******************************************************************************
44 ******************************************************************************/
46 static struct nvkm_oclass
48 .handle = NV_ENGCTX(SEC, 0x98),
49 .ofuncs = &(struct nvkm_ofuncs) {
50 .ctor = _nvkm_falcon_context_ctor,
51 .dtor = _nvkm_falcon_context_dtor,
52 .init = _nvkm_falcon_context_init,
53 .fini = _nvkm_falcon_context_fini,
54 .rd32 = _nvkm_falcon_context_rd32,
55 .wr32 = _nvkm_falcon_context_wr32,
59 /*******************************************************************************
60 * PSEC engine/subdev functions
61 ******************************************************************************/
63 static const struct nvkm_enum g98_sec_isr_error_name[] = {
64 { 0x0000, "ILLEGAL_MTHD" },
65 { 0x0001, "INVALID_BITFIELD" },
66 { 0x0002, "INVALID_ENUM" },
72 g98_sec_intr(struct nvkm_subdev *subdev)
74 struct nvkm_falcon *sec = (void *)subdev;
75 struct nvkm_device *device = sec->engine.subdev.device;
76 struct nvkm_fifo *fifo = device->fifo;
77 struct nvkm_engine *engine = nv_engine(subdev);
78 struct nvkm_object *engctx;
79 u32 disp = nvkm_rd32(device, 0x08701c);
80 u32 stat = nvkm_rd32(device, 0x087008) & disp & ~(disp >> 16);
81 u32 inst = nvkm_rd32(device, 0x087050) & 0x3fffffff;
82 u32 ssta = nvkm_rd32(device, 0x087040) & 0x0000ffff;
83 u32 addr = nvkm_rd32(device, 0x087040) >> 16;
84 u32 mthd = (addr & 0x07ff) << 2;
85 u32 subc = (addr & 0x3800) >> 11;
86 u32 data = nvkm_rd32(device, 0x087044);
87 const struct nvkm_enum *en;
90 engctx = nvkm_engctx_get(engine, inst);
91 chid = fifo->chid(fifo, engctx);
93 if (stat & 0x00000040) {
94 en = nvkm_enum_find(g98_sec_isr_error_name, ssta);
95 nvkm_error(subdev, "DISPATCH_ERROR %04x [%s] "
96 "ch %d [%010llx %s] subc %d "
97 "mthd %04x data %08x\n", ssta,
98 en ? en->name : "", chid, (u64)inst << 12,
99 nvkm_client_name(engctx), subc, mthd, data);
100 nvkm_wr32(device, 0x087004, 0x00000040);
105 nvkm_error(subdev, "intr %08x\n", stat);
106 nvkm_wr32(device, 0x087004, stat);
109 nvkm_engctx_put(engctx);
113 g98_sec_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
114 struct nvkm_oclass *oclass, void *data, u32 size,
115 struct nvkm_object **pobject)
117 struct nvkm_falcon *sec;
120 ret = nvkm_falcon_create(parent, engine, oclass, 0x087000, true,
121 "PSEC", "sec", &sec);
122 *pobject = nv_object(sec);
126 nv_subdev(sec)->unit = 0x00004000;
127 nv_subdev(sec)->intr = g98_sec_intr;
128 nv_engine(sec)->cclass = &g98_sec_cclass;
129 nv_engine(sec)->sclass = g98_sec_sclass;
130 nv_falcon(sec)->code.data = g98_sec_code;
131 nv_falcon(sec)->code.size = sizeof(g98_sec_code);
132 nv_falcon(sec)->data.data = g98_sec_data;
133 nv_falcon(sec)->data.size = sizeof(g98_sec_data);
139 .handle = NV_ENGINE(SEC, 0x98),
140 .ofuncs = &(struct nvkm_ofuncs) {
141 .ctor = g98_sec_ctor,
142 .dtor = _nvkm_falcon_dtor,
143 .init = _nvkm_falcon_init,
144 .fini = _nvkm_falcon_fini,