drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c

/* [<][>][^][v][top][bottom][index][help] */
This source file includes following definitions.
gm200_secboot_run_blob
gm200_secboot_oneinit
gm200_secboot_fini
gm200_secboot_dtor
gm200_secboot_new
   1 /*
   2  * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
   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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  20  * DEALINGS IN THE SOFTWARE.
  21  */
  22 
  23 
  24 #include "acr.h"
  25 #include "gm200.h"
  26 
  27 #include <core/gpuobj.h>
  28 #include <subdev/fb.h>
  29 #include <engine/falcon.h>
  30 #include <subdev/mc.h>
  31 
  32 /**
  33  * gm200_secboot_run_blob() - run the given high-secure blob
  34  *
  35  */
  36 int
  37 gm200_secboot_run_blob(struct nvkm_secboot *sb, struct nvkm_gpuobj *blob,
  38                        struct nvkm_falcon *falcon)
  39 {
  40         struct gm200_secboot *gsb = gm200_secboot(sb);
  41         struct nvkm_subdev *subdev = &gsb->base.subdev;
  42         struct nvkm_vma *vma = NULL;
  43         u32 start_address;
  44         int ret;
  45 
  46         ret = nvkm_falcon_get(falcon, subdev);
  47         if (ret)
  48                 return ret;
  49 
  50         /* Map the HS firmware so the HS bootloader can see it */
  51         ret = nvkm_vmm_get(gsb->vmm, 12, blob->size, &vma);
  52         if (ret) {
  53                 nvkm_falcon_put(falcon, subdev);
  54                 return ret;
  55         }
  56 
  57         ret = nvkm_memory_map(blob, 0, gsb->vmm, vma, NULL, 0);
  58         if (ret)
  59                 goto end;
  60 
  61         /* Reset and set the falcon up */
  62         ret = nvkm_falcon_reset(falcon);
  63         if (ret)
  64                 goto end;
  65         nvkm_falcon_bind_context(falcon, gsb->inst);
  66 
  67         /* Load the HS bootloader into the falcon's IMEM/DMEM */
  68         ret = sb->acr->func->load(sb->acr, falcon, blob, vma->addr);
  69         if (ret < 0)
  70                 goto end;
  71 
  72         start_address = ret;
  73 
  74         /* Disable interrupts as we will poll for the HALT bit */
  75         nvkm_mc_intr_mask(sb->subdev.device, falcon->owner->index, false);
  76 
  77         /* Set default error value in mailbox register */
  78         nvkm_falcon_wr32(falcon, 0x040, 0xdeada5a5);
  79 
  80         /* Start the HS bootloader */
  81         nvkm_falcon_set_start_addr(falcon, start_address);
  82         nvkm_falcon_start(falcon);
  83         ret = nvkm_falcon_wait_for_halt(falcon, 100);
  84         if (ret)
  85                 goto end;
  86 
  87         /*
  88          * The mailbox register contains the (positive) error code - return this
  89          * to the caller
  90          */
  91         ret = nvkm_falcon_rd32(falcon, 0x040);
  92 
  93 end:
  94         /* Reenable interrupts */
  95         nvkm_mc_intr_mask(sb->subdev.device, falcon->owner->index, true);
  96 
  97         /* We don't need the ACR firmware anymore */
  98         nvkm_vmm_put(gsb->vmm, &vma);
  99         nvkm_falcon_put(falcon, subdev);
 100 
 101         return ret;
 102 }
 103 
 104 int
 105 gm200_secboot_oneinit(struct nvkm_secboot *sb)
 106 {
 107         struct gm200_secboot *gsb = gm200_secboot(sb);
 108         struct nvkm_device *device = sb->subdev.device;
 109         int ret;
 110 
 111         /* Allocate instance block and VM */
 112         ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0, true,
 113                               &gsb->inst);
 114         if (ret)
 115                 return ret;
 116 
 117         ret = nvkm_vmm_new(device, 0, 600 * 1024, NULL, 0, NULL, "acr",
 118                            &gsb->vmm);
 119         if (ret)
 120                 return ret;
 121 
 122         atomic_inc(&gsb->vmm->engref[NVKM_SUBDEV_PMU]);
 123         gsb->vmm->debug = gsb->base.subdev.debug;
 124 
 125         ret = nvkm_vmm_join(gsb->vmm, gsb->inst);
 126         if (ret)
 127                 return ret;
 128 
 129         if (sb->acr->func->oneinit) {
 130                 ret = sb->acr->func->oneinit(sb->acr, sb);
 131                 if (ret)
 132                         return ret;
 133         }
 134 
 135         return 0;
 136 }
 137 
 138 int
 139 gm200_secboot_fini(struct nvkm_secboot *sb, bool suspend)
 140 {
 141         int ret = 0;
 142 
 143         if (sb->acr->func->fini)
 144                 ret = sb->acr->func->fini(sb->acr, sb, suspend);
 145 
 146         return ret;
 147 }
 148 
 149 void *
 150 gm200_secboot_dtor(struct nvkm_secboot *sb)
 151 {
 152         struct gm200_secboot *gsb = gm200_secboot(sb);
 153 
 154         sb->acr->func->dtor(sb->acr);
 155 
 156         nvkm_vmm_part(gsb->vmm, gsb->inst);
 157         nvkm_vmm_unref(&gsb->vmm);
 158         nvkm_memory_unref(&gsb->inst);
 159 
 160         return gsb;
 161 }
 162 
 163 
 164 static const struct nvkm_secboot_func
 165 gm200_secboot = {
 166         .dtor = gm200_secboot_dtor,
 167         .oneinit = gm200_secboot_oneinit,
 168         .fini = gm200_secboot_fini,
 169         .run_blob = gm200_secboot_run_blob,
 170 };
 171 
 172 int
 173 gm200_secboot_new(struct nvkm_device *device, int index,
 174                   struct nvkm_secboot **psb)
 175 {
 176         int ret;
 177         struct gm200_secboot *gsb;
 178         struct nvkm_acr *acr;
 179 
 180         acr = acr_r361_new(BIT(NVKM_SECBOOT_FALCON_FECS) |
 181                            BIT(NVKM_SECBOOT_FALCON_GPCCS));
 182         if (IS_ERR(acr))
 183                 return PTR_ERR(acr);
 184 
 185         gsb = kzalloc(sizeof(*gsb), GFP_KERNEL);
 186         if (!gsb) {
 187                 psb = NULL;
 188                 return -ENOMEM;
 189         }
 190         *psb = &gsb->base;
 191 
 192         ret = nvkm_secboot_ctor(&gm200_secboot, acr, device, index, &gsb->base);
 193         if (ret)
 194                 return ret;
 195 
 196         return 0;
 197 }
 198 
 199 
 200 MODULE_FIRMWARE("nvidia/gm200/acr/bl.bin");
 201 MODULE_FIRMWARE("nvidia/gm200/acr/ucode_load.bin");
 202 MODULE_FIRMWARE("nvidia/gm200/acr/ucode_unload.bin");
 203 MODULE_FIRMWARE("nvidia/gm200/gr/fecs_bl.bin");
 204 MODULE_FIRMWARE("nvidia/gm200/gr/fecs_inst.bin");
 205 MODULE_FIRMWARE("nvidia/gm200/gr/fecs_data.bin");
 206 MODULE_FIRMWARE("nvidia/gm200/gr/fecs_sig.bin");
 207 MODULE_FIRMWARE("nvidia/gm200/gr/gpccs_bl.bin");
 208 MODULE_FIRMWARE("nvidia/gm200/gr/gpccs_inst.bin");
 209 MODULE_FIRMWARE("nvidia/gm200/gr/gpccs_data.bin");
 210 MODULE_FIRMWARE("nvidia/gm200/gr/gpccs_sig.bin");
 211 MODULE_FIRMWARE("nvidia/gm200/gr/sw_ctx.bin");
 212 MODULE_FIRMWARE("nvidia/gm200/gr/sw_nonctx.bin");
 213 MODULE_FIRMWARE("nvidia/gm200/gr/sw_bundle_init.bin");
 214 MODULE_FIRMWARE("nvidia/gm200/gr/sw_method_init.bin");
 215 
 216 MODULE_FIRMWARE("nvidia/gm204/acr/bl.bin");
 217 MODULE_FIRMWARE("nvidia/gm204/acr/ucode_load.bin");
 218 MODULE_FIRMWARE("nvidia/gm204/acr/ucode_unload.bin");
 219 MODULE_FIRMWARE("nvidia/gm204/gr/fecs_bl.bin");
 220 MODULE_FIRMWARE("nvidia/gm204/gr/fecs_inst.bin");
 221 MODULE_FIRMWARE("nvidia/gm204/gr/fecs_data.bin");
 222 MODULE_FIRMWARE("nvidia/gm204/gr/fecs_sig.bin");
 223 MODULE_FIRMWARE("nvidia/gm204/gr/gpccs_bl.bin");
 224 MODULE_FIRMWARE("nvidia/gm204/gr/gpccs_inst.bin");
 225 MODULE_FIRMWARE("nvidia/gm204/gr/gpccs_data.bin");
 226 MODULE_FIRMWARE("nvidia/gm204/gr/gpccs_sig.bin");
 227 MODULE_FIRMWARE("nvidia/gm204/gr/sw_ctx.bin");
 228 MODULE_FIRMWARE("nvidia/gm204/gr/sw_nonctx.bin");
 229 MODULE_FIRMWARE("nvidia/gm204/gr/sw_bundle_init.bin");
 230 MODULE_FIRMWARE("nvidia/gm204/gr/sw_method_init.bin");
 231 
 232 MODULE_FIRMWARE("nvidia/gm206/acr/bl.bin");
 233 MODULE_FIRMWARE("nvidia/gm206/acr/ucode_load.bin");
 234 MODULE_FIRMWARE("nvidia/gm206/acr/ucode_unload.bin");
 235 MODULE_FIRMWARE("nvidia/gm206/gr/fecs_bl.bin");
 236 MODULE_FIRMWARE("nvidia/gm206/gr/fecs_inst.bin");
 237 MODULE_FIRMWARE("nvidia/gm206/gr/fecs_data.bin");
 238 MODULE_FIRMWARE("nvidia/gm206/gr/fecs_sig.bin");
 239 MODULE_FIRMWARE("nvidia/gm206/gr/gpccs_bl.bin");
 240 MODULE_FIRMWARE("nvidia/gm206/gr/gpccs_inst.bin");
 241 MODULE_FIRMWARE("nvidia/gm206/gr/gpccs_data.bin");
 242 MODULE_FIRMWARE("nvidia/gm206/gr/gpccs_sig.bin");
 243 MODULE_FIRMWARE("nvidia/gm206/gr/sw_ctx.bin");
 244 MODULE_FIRMWARE("nvidia/gm206/gr/sw_nonctx.bin");
 245 MODULE_FIRMWARE("nvidia/gm206/gr/sw_bundle_init.bin");
 246 MODULE_FIRMWARE("nvidia/gm206/gr/sw_method_init.bin");
 247 
 248 MODULE_FIRMWARE("nvidia/gp100/acr/bl.bin");
 249 MODULE_FIRMWARE("nvidia/gp100/acr/ucode_load.bin");
 250 MODULE_FIRMWARE("nvidia/gp100/acr/ucode_unload.bin");
 251 MODULE_FIRMWARE("nvidia/gp100/gr/fecs_bl.bin");
 252 MODULE_FIRMWARE("nvidia/gp100/gr/fecs_inst.bin");
 253 MODULE_FIRMWARE("nvidia/gp100/gr/fecs_data.bin");
 254 MODULE_FIRMWARE("nvidia/gp100/gr/fecs_sig.bin");
 255 MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_bl.bin");
 256 MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_inst.bin");
 257 MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_data.bin");
 258 MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_sig.bin");
 259 MODULE_FIRMWARE("nvidia/gp100/gr/sw_ctx.bin");
 260 MODULE_FIRMWARE("nvidia/gp100/gr/sw_nonctx.bin");
 261 MODULE_FIRMWARE("nvidia/gp100/gr/sw_bundle_init.bin");
 262 MODULE_FIRMWARE("nvidia/gp100/gr/sw_method_init.bin");
/* [<][>][^][v][top][bottom][index][help] */
root/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c

DEFINITIONS
