1 /* 2 * Copyright 2019 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 "priv.h" 23 24 #include <core/firmware.h> 25 #include <core/memory.h> 26 #include <subdev/mmu.h> 27 #include <subdev/pmu.h> 28 29 #include <nvfw/acr.h> 30 #include <nvfw/flcn.h> 31 32 int 33 gm20b_acr_wpr_alloc(struct nvkm_acr *acr, u32 wpr_size) 34 { 35 struct nvkm_subdev *subdev = &acr->subdev; 36 37 acr->func->wpr_check(acr, &acr->wpr_start, &acr->wpr_end); 38 39 if ((acr->wpr_end - acr->wpr_start) < wpr_size) { 40 nvkm_error(subdev, "WPR image too big for WPR!\n"); 41 return -ENOSPC; 42 } 43 44 return nvkm_memory_new(subdev->device, NVKM_MEM_TARGET_INST, 45 wpr_size, 0, true, &acr->wpr); 46 } 47 48 static void 49 gm20b_acr_load_bld(struct nvkm_acr *acr, struct nvkm_acr_hsf *hsf) 50 { 51 struct flcn_bl_dmem_desc hsdesc = { 52 .ctx_dma = FALCON_DMAIDX_VIRT, 53 .code_dma_base = hsf->vma->addr >> 8, 54 .non_sec_code_off = hsf->non_sec_addr, 55 .non_sec_code_size = hsf->non_sec_size, 56 .sec_code_off = hsf->sec_addr, 57 .sec_code_size = hsf->sec_size, 58 .code_entry_point = 0, 59 .data_dma_base = (hsf->vma->addr + hsf->data_addr) >> 8, 60 .data_size = hsf->data_size, 61 }; 62 63 flcn_bl_dmem_desc_dump(&acr->subdev, &hsdesc); 64 65 nvkm_falcon_load_dmem(hsf->falcon, &hsdesc, 0, sizeof(hsdesc), 0); 66 } 67 68 static int 69 gm20b_acr_load_load(struct nvkm_acr *acr, struct nvkm_acr_hsfw *hsfw) 70 { 71 struct flcn_acr_desc *desc = (void *)&hsfw->image[hsfw->data_addr]; 72 73 desc->ucode_blob_base = nvkm_memory_addr(acr->wpr); 74 desc->ucode_blob_size = nvkm_memory_size(acr->wpr); 75 flcn_acr_desc_dump(&acr->subdev, desc); 76 77 return gm200_acr_hsfw_load(acr, hsfw, &acr->subdev.device->pmu->falcon); 78 } 79 80 const struct nvkm_acr_hsf_func 81 gm20b_acr_load_0 = { 82 .load = gm20b_acr_load_load, 83 .boot = gm200_acr_load_boot, 84 .bld = gm20b_acr_load_bld, 85 }; 86 87 #if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC) 88 MODULE_FIRMWARE("nvidia/gm20b/acr/bl.bin"); 89 MODULE_FIRMWARE("nvidia/gm20b/acr/ucode_load.bin"); 90 #endif 91 92 static const struct nvkm_acr_hsf_fwif 93 gm20b_acr_load_fwif[] = { 94 { 0, nvkm_acr_hsfw_load, &gm20b_acr_load_0 }, 95 {} 96 }; 97 98 static const struct nvkm_acr_func 99 gm20b_acr = { 100 .load = gm20b_acr_load_fwif, 101 .wpr_parse = gm200_acr_wpr_parse, 102 .wpr_layout = gm200_acr_wpr_layout, 103 .wpr_alloc = gm20b_acr_wpr_alloc, 104 .wpr_build = gm200_acr_wpr_build, 105 .wpr_patch = gm200_acr_wpr_patch, 106 .wpr_check = gm200_acr_wpr_check, 107 .init = gm200_acr_init, 108 }; 109 110 int 111 gm20b_acr_load(struct nvkm_acr *acr, int ver, const struct nvkm_acr_fwif *fwif) 112 { 113 struct nvkm_subdev *subdev = &acr->subdev; 114 const struct nvkm_acr_hsf_fwif *hsfwif; 115 116 hsfwif = nvkm_firmware_load(subdev, fwif->func->load, "AcrLoad", 117 acr, "acr/bl", "acr/ucode_load", "load"); 118 if (IS_ERR(hsfwif)) 119 return PTR_ERR(hsfwif); 120 121 return 0; 122 } 123 124 static const struct nvkm_acr_fwif 125 gm20b_acr_fwif[] = { 126 { 0, gm20b_acr_load, &gm20b_acr }, 127 {} 128 }; 129 130 int 131 gm20b_acr_new(struct nvkm_device *device, int index, struct nvkm_acr **pacr) 132 { 133 return nvkm_acr_new_(gm20b_acr_fwif, device, index, pacr); 134 } 135