diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h new file mode 100644 index 000000000..b57fe4ae9 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#ifndef __NVKM_SECURE_BOOT_H__ +#define __NVKM_SECURE_BOOT_H__ + +#include <core/subdev.h> + +enum nvkm_secboot_falcon { + NVKM_SECBOOT_FALCON_PMU = 0, + NVKM_SECBOOT_FALCON_RESERVED = 1, + NVKM_SECBOOT_FALCON_FECS = 2, + NVKM_SECBOOT_FALCON_GPCCS = 3, + NVKM_SECBOOT_FALCON_SEC2 = 7, + NVKM_SECBOOT_FALCON_END = 8, + NVKM_SECBOOT_FALCON_INVALID = 0xffffffff, +}; + +extern const char *nvkm_secboot_falcon_name[]; + +/** + * @wpr_set: whether the WPR region is currently set +*/ +struct nvkm_secboot { + const struct nvkm_secboot_func *func; + struct nvkm_acr *acr; + struct nvkm_subdev subdev; + struct nvkm_falcon *boot_falcon; + struct nvkm_falcon *halt_falcon; + + u64 wpr_addr; + u32 wpr_size; + + bool wpr_set; +}; +#define nvkm_secboot(p) container_of((p), struct nvkm_secboot, subdev) + +bool nvkm_secboot_is_managed(struct nvkm_secboot *, enum nvkm_secboot_falcon); +int nvkm_secboot_reset(struct nvkm_secboot *, unsigned long); + +int gm200_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); +int gm20b_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); +int gp102_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); +int gp108_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); +int gp10b_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); + +#endif |