2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
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23 #ifndef __NVKM_CORE_MSGQUEUE_H
24 #define __NVKM_CORE_MSGQUEUE_H
25 #include <subdev/secboot.h>
28 /* Hopefully we will never have firmware arguments larger than that... */
29 #define NVKM_MSGQUEUE_CMDLINE_SIZE 0x100
31 int nvkm_msgqueue_new(u32, struct nvkm_falcon *, const struct nvkm_secboot *,
32 struct nvkm_msgqueue **);
33 void nvkm_msgqueue_del(struct nvkm_msgqueue **);
34 void nvkm_msgqueue_recv(struct nvkm_msgqueue *);
35 int nvkm_msgqueue_reinit(struct nvkm_msgqueue *);
37 /* useful if we run a NVIDIA-signed firmware */
38 void nvkm_msgqueue_write_cmdline(struct nvkm_msgqueue *, void *);
40 /* interface to ACR unit running on falcon (NVIDIA signed firmware) */
41 int nvkm_msgqueue_acr_boot_falcons(struct nvkm_msgqueue *, unsigned long);