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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_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 *, enum nvkm_secboot_falcon);
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 **);
#endif
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