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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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
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26 const struct nvkm_mc_map
28 { 0x00001000, NVKM_ENGINE_GR },
29 { 0x00000100, NVKM_ENGINE_FIFO },
33 static const struct nvkm_mc_map
35 { 0x01010000, NVKM_ENGINE_DISP },
36 { 0x00001000, NVKM_ENGINE_GR },
37 { 0x00000100, NVKM_ENGINE_FIFO },
38 { 0x10000000, NVKM_SUBDEV_BUS },
39 { 0x00100000, NVKM_SUBDEV_TIMER },
44 nv04_mc_intr_unarm(struct nvkm_mc *mc)
46 struct nvkm_device *device = mc->subdev.device;
47 nvkm_wr32(device, 0x000140, 0x00000000);
48 nvkm_rd32(device, 0x000140);
52 nv04_mc_intr_rearm(struct nvkm_mc *mc)
54 struct nvkm_device *device = mc->subdev.device;
55 nvkm_wr32(device, 0x000140, 0x00000001);
59 nv04_mc_intr_stat(struct nvkm_mc *mc)
61 return nvkm_rd32(mc->subdev.device, 0x000100);
65 nv04_mc_init(struct nvkm_mc *mc)
67 struct nvkm_device *device = mc->subdev.device;
68 nvkm_wr32(device, 0x000200, 0xffffffff); /* everything enabled */
69 nvkm_wr32(device, 0x001850, 0x00000001); /* disable rom access */
72 static const struct nvkm_mc_func
76 .intr_unarm = nv04_mc_intr_unarm,
77 .intr_rearm = nv04_mc_intr_rearm,
78 .intr_stat = nv04_mc_intr_stat,
79 .reset = nv04_mc_reset,
83 nv04_mc_new(struct nvkm_device *device, int index, struct nvkm_mc **pmc)
85 return nvkm_mc_new_(&nv04_mc, device, index, pmc);