70 lines
2.6 KiB
C
70 lines
2.6 KiB
C
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/*
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* Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __NVKM_SECBOOT_ACR_H__
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#define __NVKM_SECBOOT_ACR_H__
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#include "priv.h"
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struct nvkm_acr;
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/**
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* struct nvkm_acr_func - properties and functions specific to an ACR
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*
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* @load: make the ACR ready to run on the given secboot device
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* @reset: reset the specified falcon
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* @start: start the specified falcon (assumed to have been reset)
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*/
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struct nvkm_acr_func {
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void (*dtor)(struct nvkm_acr *);
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int (*oneinit)(struct nvkm_acr *, struct nvkm_secboot *);
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int (*fini)(struct nvkm_acr *, struct nvkm_secboot *, bool);
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int (*load)(struct nvkm_acr *, struct nvkm_falcon *,
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struct nvkm_gpuobj *, u64);
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int (*reset)(struct nvkm_acr *, struct nvkm_secboot *, unsigned long);
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};
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/**
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* struct nvkm_acr - instance of an ACR
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*
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* @boot_falcon: ID of the falcon that will perform secure boot
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* @managed_falcons: bitfield of falcons managed by this ACR
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* @optional_falcons: bitfield of falcons we can live without
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*/
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struct nvkm_acr {
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const struct nvkm_acr_func *func;
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const struct nvkm_subdev *subdev;
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enum nvkm_secboot_falcon boot_falcon;
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unsigned long managed_falcons;
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unsigned long optional_falcons;
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};
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void *nvkm_acr_load_firmware(const struct nvkm_subdev *, const char *, size_t);
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struct nvkm_acr *acr_r352_new(unsigned long);
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struct nvkm_acr *acr_r361_new(unsigned long);
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struct nvkm_acr *acr_r364_new(unsigned long);
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struct nvkm_acr *acr_r367_new(enum nvkm_secboot_falcon, unsigned long);
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struct nvkm_acr *acr_r375_new(enum nvkm_secboot_falcon, unsigned long);
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#endif
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