1 /* 2 * Copyright 2017 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 #include "mem.h" 23 #include "vmm.h" 24 25 #include <subdev/fb.h> 26 27 #include <nvif/class.h> 28 29 const u8 * 30 gm200_mmu_kind(struct nvkm_mmu *mmu, int *count) 31 { 32 static const u8 33 kind[256] = { 34 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */ 35 0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 36 0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */ 37 0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 38 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */ 39 0x28, 0x29, 0x2a, 0x2b, 0xff, 0xff, 0xff, 0xff, 40 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */ 41 0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27, 42 0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */ 43 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 44 0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */ 45 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 46 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */ 47 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 48 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */ 49 0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff, 50 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */ 51 0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff, 52 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */ 53 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 54 0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */ 55 0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff, 56 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */ 57 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7, 58 0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */ 59 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3, 60 0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */ 61 0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 62 0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */ 63 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff, 64 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */ 65 0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff 66 }; 67 *count = ARRAY_SIZE(kind); 68 return kind; 69 } 70 71 static const struct nvkm_mmu_func 72 gm200_mmu = { 73 .dma_bits = 40, 74 .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, 75 .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, 76 .vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm200_vmm_new }, 77 .kind = gm200_mmu_kind, 78 .kind_sys = true, 79 }; 80 81 static const struct nvkm_mmu_func 82 gm200_mmu_fixed = { 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_GM200}, gm200_vmm_new_fixed }, 87 .kind = gm200_mmu_kind, 88 .kind_sys = true, 89 }; 90 91 int 92 gm200_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) 93 { 94 if (device->fb->page) 95 return nvkm_mmu_new_(&gm200_mmu_fixed, device, index, pmmu); 96 return nvkm_mmu_new_(&gm200_mmu, device, index, pmmu); 97 } 98