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/*
* 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_SECBOOT_ACR_H__
#define __NVKM_SECBOOT_ACR_H__
#include "priv.h"
struct nvkm_acr;
/**
* struct nvkm_acr_func - properties and functions specific to an ACR
*
* @load: make the ACR ready to run on the given secboot device
* @reset: reset the specified falcon
* @start: start the specified falcon (assumed to have been reset)
*/
struct nvkm_acr_func {
void (*dtor)(struct nvkm_acr *);
int (*oneinit)(struct nvkm_acr *, struct nvkm_secboot *);
int (*fini)(struct nvkm_acr *, struct nvkm_secboot *, bool);
int (*load)(struct nvkm_acr *, struct nvkm_falcon *,
struct nvkm_gpuobj *, u64);
int (*reset)(struct nvkm_acr *, struct nvkm_secboot *, unsigned long);
};
/**
* struct nvkm_acr - instance of an ACR
*
* @boot_falcon: ID of the falcon that will perform secure boot
* @managed_falcons: bitfield of falcons managed by this ACR
* @optional_falcons: bitfield of falcons we can live without
*/
struct nvkm_acr {
const struct nvkm_acr_func *func;
const struct nvkm_subdev *subdev;
enum nvkm_secboot_falcon boot_falcon;
unsigned long managed_falcons;
unsigned long optional_falcons;
};
void *nvkm_acr_load_firmware(const struct nvkm_subdev *, const char *, size_t);
struct nvkm_acr *acr_r352_new(unsigned long);
struct nvkm_acr *acr_r361_new(unsigned long);
struct nvkm_acr *acr_r364_new(unsigned long);
struct nvkm_acr *acr_r367_new(enum nvkm_secboot_falcon, unsigned long);
struct nvkm_acr *acr_r370_new(enum nvkm_secboot_falcon, unsigned long);
struct nvkm_acr *acr_r375_new(enum nvkm_secboot_falcon, unsigned long);
#endif
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