[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / nouveau / nvkm / subdev / secboot / acr_r375.c

/*
 * Copyright (c) 2017, 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.
 */

#include "acr_r367.h"

#include <engine/falcon.h>
#include <core/msgqueue.h>
#include <subdev/pmu.h>

/*
 * r375 ACR: similar to r367, but with a unified bootloader descriptor
 * structure for GR and PMU falcons.
 */

/* Same as acr_r361_flcn_bl_desc, plus argc/argv */
struct acr_r375_flcn_bl_desc {
	u32 reserved[4];
	u32 signature[4];
	u32 ctx_dma;
	struct flcn_u64 code_dma_base;
	u32 non_sec_code_off;
	u32 non_sec_code_size;
	u32 sec_code_off;
	u32 sec_code_size;
	u32 code_entry_point;
	struct flcn_u64 data_dma_base;
	u32 data_size;
	u32 argc;
	u32 argv;
};

static void
acr_r375_generate_flcn_bl_desc(const struct nvkm_acr *acr,
			       const struct ls_ucode_img *img, u64 wpr_addr,
			       void *_desc)
{
	struct acr_r375_flcn_bl_desc *desc = _desc;
	const struct ls_ucode_img_desc *pdesc = &img->ucode_desc;
	u64 base, addr_code, addr_data;

	base = wpr_addr + img->ucode_off + pdesc->app_start_offset;
	addr_code = base + pdesc->app_resident_code_offset;
	addr_data = base + pdesc->app_resident_data_offset;

	desc->ctx_dma = FALCON_DMAIDX_UCODE;
	desc->code_dma_base = u64_to_flcn64(addr_code);
	desc->non_sec_code_off = pdesc->app_resident_code_offset;
	desc->non_sec_code_size = pdesc->app_resident_code_size;
	desc->code_entry_point = pdesc->app_imem_entry;
	desc->data_dma_base = u64_to_flcn64(addr_data);
	desc->data_size = pdesc->app_resident_data_size;
}

static void
acr_r375_generate_hs_bl_desc(const struct hsf_load_header *hdr, void *_bl_desc,
			     u64 offset)
{
	struct acr_r375_flcn_bl_desc *bl_desc = _bl_desc;

	bl_desc->ctx_dma = FALCON_DMAIDX_VIRT;
	bl_desc->non_sec_code_off = hdr->non_sec_code_off;
	bl_desc->non_sec_code_size = hdr->non_sec_code_size;
	bl_desc->sec_code_off = hsf_load_header_app_off(hdr, 0);
	bl_desc->sec_code_size = hsf_load_header_app_size(hdr, 0);
	bl_desc->code_entry_point = 0;
	bl_desc->code_dma_base = u64_to_flcn64(offset);
	bl_desc->data_dma_base = u64_to_flcn64(offset + hdr->data_dma_base);
	bl_desc->data_size = hdr->data_size;
}

const struct acr_r352_ls_func
acr_r375_ls_fecs_func = {
	.load = acr_ls_ucode_load_fecs,
	.generate_bl_desc = acr_r375_generate_flcn_bl_desc,
	.bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
};

const struct acr_r352_ls_func
acr_r375_ls_gpccs_func = {
	.load = acr_ls_ucode_load_gpccs,
	.generate_bl_desc = acr_r375_generate_flcn_bl_desc,
	.bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
	/* GPCCS will be loaded using PRI */
	.lhdr_flags = LSF_FLAG_FORCE_PRIV_LOAD,
};


static void
acr_r375_generate_pmu_bl_desc(const struct nvkm_acr *acr,
			      const struct ls_ucode_img *img, u64 wpr_addr,
			      void *_desc)
{
	const struct ls_ucode_img_desc *pdesc = &img->ucode_desc;
	const struct nvkm_pmu *pmu = acr->subdev->device->pmu;
	struct acr_r375_flcn_bl_desc *desc = _desc;
	u64 base, addr_code, addr_data;
	u32 addr_args;

	base = wpr_addr + img->ucode_off + pdesc->app_start_offset;
	addr_code = base + pdesc->app_resident_code_offset;
	addr_data = base + pdesc->app_resident_data_offset;
	addr_args = pmu->falcon->data.limit;
	addr_args -= NVKM_MSGQUEUE_CMDLINE_SIZE;

	desc->ctx_dma = FALCON_DMAIDX_UCODE;
	desc->code_dma_base = u64_to_flcn64(addr_code);
	desc->non_sec_code_off = pdesc->app_resident_code_offset;
	desc->non_sec_code_size = pdesc->app_resident_code_size;
	desc->code_entry_point = pdesc->app_imem_entry;
	desc->data_dma_base = u64_to_flcn64(addr_data);
	desc->data_size = pdesc->app_resident_data_size;
	desc->argc = 1;
	desc->argv = addr_args;
}

const struct acr_r352_ls_func
acr_r375_ls_pmu_func = {
	.load = acr_ls_ucode_load_pmu,
	.generate_bl_desc = acr_r375_generate_pmu_bl_desc,
	.bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
	.post_run = acr_ls_pmu_post_run,
};


const struct acr_r352_func
acr_r375_func = {
	.fixup_hs_desc = acr_r367_fixup_hs_desc,
	.generate_hs_bl_desc = acr_r375_generate_hs_bl_desc,
	.hs_bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
	.shadow_blob = true,
	.ls_ucode_img_load = acr_r367_ls_ucode_img_load,
	.ls_fill_headers = acr_r367_ls_fill_headers,
	.ls_write_wpr = acr_r367_ls_write_wpr,
	.ls_func = {
		[NVKM_SECBOOT_FALCON_FECS] = &acr_r375_ls_fecs_func,
		[NVKM_SECBOOT_FALCON_GPCCS] = &acr_r375_ls_gpccs_func,
		[NVKM_SECBOOT_FALCON_PMU] = &acr_r375_ls_pmu_func,
	},
};

struct nvkm_acr *
acr_r375_new(enum nvkm_secboot_falcon boot_falcon,
	     unsigned long managed_falcons)
{
	return acr_r352_new_(&acr_r375_func, boot_falcon, managed_falcons);
}
Commit	Line	Data
717bad82 AC	1	/*
	2	* Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a
	5	* copy of this software and associated documentation files (the "Software"),
	6	* to deal in the Software without restriction, including without limitation
	7	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	8	* and/or sell copies of the Software, and to permit persons to whom the
	9	* Software is furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice shall be included in
	12	* all copies or substantial portions of the Software.
	13	*
	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	17	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	18	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	19	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
	20	* DEALINGS IN THE SOFTWARE.
	21	*/
	22
	23	#include "acr_r367.h"
	24
	25	#include <engine/falcon.h>
	26	#include <core/msgqueue.h>
	27	#include <subdev/pmu.h>
	28
	29	/*
	30	* r375 ACR: similar to r367, but with a unified bootloader descriptor
	31	* structure for GR and PMU falcons.
	32	*/
	33
	34	/* Same as acr_r361_flcn_bl_desc, plus argc/argv */
	35	struct acr_r375_flcn_bl_desc {
	36	u32 reserved[4];
	37	u32 signature[4];
	38	u32 ctx_dma;
	39	struct flcn_u64 code_dma_base;
	40	u32 non_sec_code_off;
	41	u32 non_sec_code_size;
	42	u32 sec_code_off;
	43	u32 sec_code_size;
	44	u32 code_entry_point;
	45	struct flcn_u64 data_dma_base;
	46	u32 data_size;
	47	u32 argc;
	48	u32 argv;
	49	};
	50
	51	static void
	52	acr_r375_generate_flcn_bl_desc(const struct nvkm_acr *acr,
	53	const struct ls_ucode_img *img, u64 wpr_addr,
	54	void *_desc)
	55	{
	56	struct acr_r375_flcn_bl_desc *desc = _desc;
	57	const struct ls_ucode_img_desc *pdesc = &img->ucode_desc;
	58	u64 base, addr_code, addr_data;
	59
	60	base = wpr_addr + img->ucode_off + pdesc->app_start_offset;
	61	addr_code = base + pdesc->app_resident_code_offset;
	62	addr_data = base + pdesc->app_resident_data_offset;
	63
	64	desc->ctx_dma = FALCON_DMAIDX_UCODE;
65	desc->code_dma_base = u64_to_flcn64(addr_code);
66	desc->non_sec_code_off = pdesc->app_resident_code_offset;
67	desc->non_sec_code_size = pdesc->app_resident_code_size;
68	desc->code_entry_point = pdesc->app_imem_entry;
69	desc->data_dma_base = u64_to_flcn64(addr_data);
70	desc->data_size = pdesc->app_resident_data_size;
71	}
72
73	static void
74	acr_r375_generate_hs_bl_desc(const struct hsf_load_header hdr, void _bl_desc,
75	u64 offset)
76	{
77	struct acr_r375_flcn_bl_desc *bl_desc = _bl_desc;
78
79	bl_desc->ctx_dma = FALCON_DMAIDX_VIRT;
80	bl_desc->non_sec_code_off = hdr->non_sec_code_off;
81	bl_desc->non_sec_code_size = hdr->non_sec_code_size;
82	bl_desc->sec_code_off = hsf_load_header_app_off(hdr, 0);
83	bl_desc->sec_code_size = hsf_load_header_app_size(hdr, 0);
84	bl_desc->code_entry_point = 0;
85	bl_desc->code_dma_base = u64_to_flcn64(offset);
86	bl_desc->data_dma_base = u64_to_flcn64(offset + hdr->data_dma_base);
87	bl_desc->data_size = hdr->data_size;
88	}
89
90	const struct acr_r352_ls_func
91	acr_r375_ls_fecs_func = {
92	.load = acr_ls_ucode_load_fecs,
93	.generate_bl_desc = acr_r375_generate_flcn_bl_desc,
94	.bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
95	};
96
97	const struct acr_r352_ls_func
98	acr_r375_ls_gpccs_func = {
99	.load = acr_ls_ucode_load_gpccs,
100	.generate_bl_desc = acr_r375_generate_flcn_bl_desc,
101	.bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
102	/* GPCCS will be loaded using PRI */
103	.lhdr_flags = LSF_FLAG_FORCE_PRIV_LOAD,
104	};
105
106
107	static void
108	acr_r375_generate_pmu_bl_desc(const struct nvkm_acr *acr,
109	const struct ls_ucode_img *img, u64 wpr_addr,
110	void *_desc)
111	{
112	const struct ls_ucode_img_desc *pdesc = &img->ucode_desc;
113	const struct nvkm_pmu *pmu = acr->subdev->device->pmu;
114	struct acr_r375_flcn_bl_desc *desc = _desc;
115	u64 base, addr_code, addr_data;
116	u32 addr_args;
117
118	base = wpr_addr + img->ucode_off + pdesc->app_start_offset;
119	addr_code = base + pdesc->app_resident_code_offset;
120	addr_data = base + pdesc->app_resident_data_offset;
121	addr_args = pmu->falcon->data.limit;
122	addr_args -= NVKM_MSGQUEUE_CMDLINE_SIZE;
123
124	desc->ctx_dma = FALCON_DMAIDX_UCODE;
125	desc->code_dma_base = u64_to_flcn64(addr_code);
126	desc->non_sec_code_off = pdesc->app_resident_code_offset;
127	desc->non_sec_code_size = pdesc->app_resident_code_size;
128	desc->code_entry_point = pdesc->app_imem_entry;
129	desc->data_dma_base = u64_to_flcn64(addr_data);
130	desc->data_size = pdesc->app_resident_data_size;
131	desc->argc = 1;
132	desc->argv = addr_args;
133	}
134
135	const struct acr_r352_ls_func
136	acr_r375_ls_pmu_func = {
137	.load = acr_ls_ucode_load_pmu,
138	.generate_bl_desc = acr_r375_generate_pmu_bl_desc,
139	.bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
140	.post_run = acr_ls_pmu_post_run,
141	};
142
143
144	const struct acr_r352_func
145	acr_r375_func = {
146	.fixup_hs_desc = acr_r367_fixup_hs_desc,
147	.generate_hs_bl_desc = acr_r375_generate_hs_bl_desc,
148	.hs_bl_desc_size = sizeof(struct acr_r375_flcn_bl_desc),
149	.shadow_blob = true,
150	.ls_ucode_img_load = acr_r367_ls_ucode_img_load,
151	.ls_fill_headers = acr_r367_ls_fill_headers,
152	.ls_write_wpr = acr_r367_ls_write_wpr,
153	.ls_func = {
154	[NVKM_SECBOOT_FALCON_FECS] = &acr_r375_ls_fecs_func,
155	[NVKM_SECBOOT_FALCON_GPCCS] = &acr_r375_ls_gpccs_func,
156	[NVKM_SECBOOT_FALCON_PMU] = &acr_r375_ls_pmu_func,
157	},
158	};
159
160	struct nvkm_acr *
161	acr_r375_new(enum nvkm_secboot_falcon boot_falcon,
162	unsigned long managed_falcons)
163	{
164	return acr_r352_new_(&acr_r375_func, boot_falcon, managed_falcons);
165	}