base.c

 1/* SPDX-License-Identifier: MIT
 2 *
 3 * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
 4 */
 5#include "priv.h"
 6
 7int
 8nvkm_fsp_boot_gsp_fmc(struct nvkm_fsp *fsp, u64 args_addr, u32 rsvd_size, bool resume,
 9		      u64 img_addr, const u8 *hash, const u8 *pkey, const u8 *sig)
10{
11	return fsp->func->cot.boot_gsp_fmc(fsp, args_addr, rsvd_size, resume,
12					   img_addr, hash, pkey, sig);
13}
14
15bool
16nvkm_fsp_verify_gsp_fmc(struct nvkm_fsp *fsp, u32 hash_size, u32 pkey_size, u32 sig_size)
17{
18	return hash_size == fsp->func->cot.size_hash &&
19	       pkey_size == fsp->func->cot.size_pkey &&
20	        sig_size == fsp->func->cot.size_sig;
21}
22
23static int
24nvkm_fsp_preinit(struct nvkm_subdev *subdev)
25{
26	struct nvkm_fsp *fsp = nvkm_fsp(subdev);
27
28	return fsp->func->wait_secure_boot(fsp);
29}
30
31static void *
32nvkm_fsp_dtor(struct nvkm_subdev *subdev)
33{
34	struct nvkm_fsp *fsp = nvkm_fsp(subdev);
35
36	nvkm_falcon_dtor(&fsp->falcon);
37	return fsp;
38}
39
40static const struct nvkm_falcon_func
41nvkm_fsp_flcn = {
42	.emem_pio = &gp102_flcn_emem_pio,
43};
44
45static const struct nvkm_subdev_func
46nvkm_fsp = {
47	.dtor = nvkm_fsp_dtor,
48	.preinit = nvkm_fsp_preinit,
49};
50
51int
52nvkm_fsp_new_(const struct nvkm_fsp_func *func,
53	      struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
54	      struct nvkm_fsp **pfsp)
55{
56	struct nvkm_fsp *fsp;
57
58	fsp = *pfsp = kzalloc(sizeof(*fsp), GFP_KERNEL);
59	if (!fsp)
60		return -ENOMEM;
61
62	fsp->func = func;
63	nvkm_subdev_ctor(&nvkm_fsp, device, type, inst, &fsp->subdev);
64
65	return nvkm_falcon_ctor(&nvkm_fsp_flcn, &fsp->subdev, "fsp", 0x8f2000, &fsp->falcon);
66}