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1/*2 * Copyright 2021 Red Hat Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 */22#include "priv.h"23#include <subdev/gsp.h>24 25#include <nvfw/acr.h>26 27static int28ga102_acr_wpr_patch(struct nvkm_acr *acr, s64 adjust)29{30	struct wpr_header_v2 hdr;31	struct lsb_header_v2 *lsb;32	struct nvkm_acr_lsfw *lsfw;33	u32 offset = 0;34 35	lsb = kvmalloc(sizeof(*lsb), GFP_KERNEL);36	if (!lsb)37		return -ENOMEM;38 39	do {40		nvkm_robj(acr->wpr, offset, &hdr, sizeof(hdr));41		wpr_header_v2_dump(&acr->subdev, &hdr);42 43		list_for_each_entry(lsfw, &acr->lsfw, head) {44			if (lsfw->id != hdr.wpr.falcon_id)45				continue;46 47			nvkm_robj(acr->wpr, hdr.wpr.lsb_offset, lsb, sizeof(*lsb));48			lsb_header_v2_dump(&acr->subdev, lsb);49 50			lsfw->func->bld_patch(acr, lsb->bl_data_off, adjust);51			break;52		}53 54		offset += sizeof(hdr);55	} while (hdr.wpr.falcon_id != WPR_HEADER_V1_FALCON_ID_INVALID);56 57	kvfree(lsb);58	return 0;59}60 61static int62ga102_acr_wpr_build_lsb(struct nvkm_acr *acr, struct nvkm_acr_lsfw *lsfw)63{64	struct lsb_header_v2 *hdr;65	int ret = 0;66 67	if (WARN_ON(lsfw->sig->size != sizeof(hdr->signature)))68		return -EINVAL;69 70	hdr = kvzalloc(sizeof(*hdr), GFP_KERNEL);71	if (!hdr)72		return -ENOMEM;73 74	hdr->hdr.identifier = WPR_GENERIC_HEADER_ID_LSF_LSB_HEADER;75	hdr->hdr.version = 2;76	hdr->hdr.size = sizeof(*hdr);77 78	memcpy(&hdr->signature, lsfw->sig->data, lsfw->sig->size);79	hdr->ucode_off = lsfw->offset.img;80	hdr->ucode_size = lsfw->ucode_size;81	hdr->data_size = lsfw->data_size;82	hdr->bl_code_size = lsfw->bootloader_size;83	hdr->bl_imem_off = lsfw->bootloader_imem_offset;84	hdr->bl_data_off = lsfw->offset.bld;85	hdr->bl_data_size = lsfw->bl_data_size;86	hdr->app_code_off = lsfw->app_start_offset + lsfw->app_resident_code_offset;87	hdr->app_code_size = ALIGN(lsfw->app_resident_code_size, 0x100);88	hdr->app_data_off = lsfw->app_start_offset + lsfw->app_resident_data_offset;89	hdr->app_data_size = ALIGN(lsfw->app_resident_data_size, 0x100);90	hdr->app_imem_offset = lsfw->app_imem_offset;91	hdr->app_dmem_offset = lsfw->app_dmem_offset;92	hdr->flags = lsfw->func->flags;93	hdr->monitor_code_offset = 0;94	hdr->monitor_data_offset = 0;95	hdr->manifest_offset = 0;96 97	if (lsfw->secure_bootloader) {98		struct nvkm_falcon_fw fw = {99			.fw.img = hdr->hs_fmc_params.pkc_signature,100			.fw.name = "LSFW",101			.func = &(const struct nvkm_falcon_fw_func) {102				.signature = ga100_flcn_fw_signature,103			},104			.sig_size = lsfw->sig_size,105			.sig_nr = lsfw->sig_nr,106			.sigs = lsfw->sigs,107			.fuse_ver = lsfw->fuse_ver,108			.engine_id = lsfw->engine_id,109			.ucode_id = lsfw->ucode_id,110			.falcon = lsfw->falcon,111 112		};113 114		ret = nvkm_falcon_get(fw.falcon, &acr->subdev);115		if (ret == 0) {116			hdr->hs_fmc_params.hs_fmc = 1;117			hdr->hs_fmc_params.pkc_algo = 0;118			hdr->hs_fmc_params.pkc_algo_version = 1;119			hdr->hs_fmc_params.engid_mask = lsfw->engine_id;120			hdr->hs_fmc_params.ucode_id = lsfw->ucode_id;121			hdr->hs_fmc_params.fuse_ver = lsfw->fuse_ver;122			ret = nvkm_falcon_fw_patch(&fw);123			nvkm_falcon_put(fw.falcon, &acr->subdev);124		}125	}126 127	nvkm_wobj(acr->wpr, lsfw->offset.lsb, hdr, sizeof(*hdr));128	kvfree(hdr);129	return ret;130}131 132static int133ga102_acr_wpr_build(struct nvkm_acr *acr, struct nvkm_acr_lsf *rtos)134{135	struct nvkm_acr_lsfw *lsfw;136	struct wpr_header_v2 hdr;137	u32 offset = 0;138	int ret;139 140	/*XXX: shared sub-WPR headers, fill terminator for now. */141	nvkm_wo32(acr->wpr, 0x300, (2 << 16) | WPR_GENERIC_HEADER_ID_LSF_SHARED_SUB_WPR);142	nvkm_wo32(acr->wpr, 0x304, 0x14);143	nvkm_wo32(acr->wpr, 0x308, 0xffffffff);144	nvkm_wo32(acr->wpr, 0x30c, 0);145	nvkm_wo32(acr->wpr, 0x310, 0);146 147	/* Fill per-LSF structures. */148	list_for_each_entry(lsfw, &acr->lsfw, head) {149		struct lsf_signature_v2 *sig = (void *)lsfw->sig->data;150 151		hdr.hdr.identifier = WPR_GENERIC_HEADER_ID_LSF_WPR_HEADER;152		hdr.hdr.version = 2;153		hdr.hdr.size = sizeof(hdr);154		hdr.wpr.falcon_id = lsfw->id;155		hdr.wpr.lsb_offset = lsfw->offset.lsb;156		hdr.wpr.bootstrap_owner = NVKM_ACR_LSF_GSPLITE;157		hdr.wpr.lazy_bootstrap = 1;158		hdr.wpr.bin_version = sig->ls_ucode_version;159		hdr.wpr.status = WPR_HEADER_V1_STATUS_COPY;160 161		/* Write WPR header. */162		nvkm_wobj(acr->wpr, offset, &hdr, sizeof(hdr));163		offset += sizeof(hdr);164 165		/* Write LSB header. */166		ret = ga102_acr_wpr_build_lsb(acr, lsfw);167		if (ret)168			return ret;169 170		/* Write ucode image. */171		nvkm_wobj(acr->wpr, lsfw->offset.img,172				    lsfw->img.data,173				    lsfw->img.size);174 175		/* Write bootloader data. */176		lsfw->func->bld_write(acr, lsfw->offset.bld, lsfw);177	}178 179	/* Finalise WPR. */180	hdr.hdr.identifier = WPR_GENERIC_HEADER_ID_LSF_WPR_HEADER;181	hdr.hdr.version = 2;182	hdr.hdr.size = sizeof(hdr);183	hdr.wpr.falcon_id = WPR_HEADER_V1_FALCON_ID_INVALID;184	nvkm_wobj(acr->wpr, offset, &hdr, sizeof(hdr));185	return 0;186}187 188static u32189ga102_acr_wpr_layout(struct nvkm_acr *acr)190{191	struct nvkm_acr_lsfw *lsfw;192	u32 wpr = 0;193 194	wpr += 21 /* MAX_LSF */ * sizeof(struct wpr_header_v2);195	wpr  = ALIGN(wpr, 256);196 197	wpr += 0x100; /* Shared sub-WPR headers. */198 199	list_for_each_entry(lsfw, &acr->lsfw, head) {200		wpr  = ALIGN(wpr, 256);201		lsfw->offset.lsb = wpr;202		wpr += sizeof(struct lsb_header_v2);203 204		wpr  = ALIGN(wpr, 4096);205		lsfw->offset.img = wpr;206		wpr += lsfw->img.size;207 208		wpr  = ALIGN(wpr, 256);209		lsfw->offset.bld = wpr;210		lsfw->bl_data_size = ALIGN(lsfw->func->bld_size, 256);211		wpr += lsfw->bl_data_size;212	}213 214	return wpr;215}216 217static int218ga102_acr_wpr_parse(struct nvkm_acr *acr)219{220	const struct wpr_header_v2 *hdr = (void *)acr->wpr_fw->data;221 222	while (hdr->wpr.falcon_id != WPR_HEADER_V1_FALCON_ID_INVALID) {223		wpr_header_v2_dump(&acr->subdev, hdr);224		if (!nvkm_acr_lsfw_add(NULL, acr, NULL, (hdr++)->wpr.falcon_id))225			return -ENOMEM;226	}227 228	return 0;229}230 231MODULE_FIRMWARE("nvidia/ga102/acr/ucode_unload.bin");232MODULE_FIRMWARE("nvidia/ga103/acr/ucode_unload.bin");233MODULE_FIRMWARE("nvidia/ga104/acr/ucode_unload.bin");234MODULE_FIRMWARE("nvidia/ga106/acr/ucode_unload.bin");235MODULE_FIRMWARE("nvidia/ga107/acr/ucode_unload.bin");236 237static const struct nvkm_acr_hsf_fwif238ga102_acr_unload_fwif[] = {239	{  0, ga100_acr_hsfw_ctor, &ga102_flcn_fw, NVKM_ACR_HSF_SEC2 },240	{}241};242 243MODULE_FIRMWARE("nvidia/ga102/acr/ucode_asb.bin");244MODULE_FIRMWARE("nvidia/ga103/acr/ucode_asb.bin");245MODULE_FIRMWARE("nvidia/ga104/acr/ucode_asb.bin");246MODULE_FIRMWARE("nvidia/ga106/acr/ucode_asb.bin");247MODULE_FIRMWARE("nvidia/ga107/acr/ucode_asb.bin");248 249static const struct nvkm_acr_hsf_fwif250ga102_acr_asb_fwif[] = {251	{  0, ga100_acr_hsfw_ctor, &ga102_flcn_fw, NVKM_ACR_HSF_GSP },252	{}253};254 255static const struct nvkm_falcon_fw_func256ga102_acr_ahesasc_0 = {257	.signature = ga100_flcn_fw_signature,258	.reset = gm200_flcn_fw_reset,259	.setup = gp102_acr_load_setup,260	.load = ga102_flcn_fw_load,261	.boot = ga102_flcn_fw_boot,262};263 264MODULE_FIRMWARE("nvidia/ga102/acr/ucode_ahesasc.bin");265MODULE_FIRMWARE("nvidia/ga103/acr/ucode_ahesasc.bin");266MODULE_FIRMWARE("nvidia/ga104/acr/ucode_ahesasc.bin");267MODULE_FIRMWARE("nvidia/ga106/acr/ucode_ahesasc.bin");268MODULE_FIRMWARE("nvidia/ga107/acr/ucode_ahesasc.bin");269 270static const struct nvkm_acr_hsf_fwif271ga102_acr_ahesasc_fwif[] = {272	{  0, ga100_acr_hsfw_ctor, &ga102_acr_ahesasc_0, NVKM_ACR_HSF_SEC2 },273	{}274};275 276static const struct nvkm_acr_func277ga102_acr = {278	.ahesasc = ga102_acr_ahesasc_fwif,279	.asb = ga102_acr_asb_fwif,280	.unload = ga102_acr_unload_fwif,281	.wpr_parse = ga102_acr_wpr_parse,282	.wpr_layout = ga102_acr_wpr_layout,283	.wpr_alloc = gp102_acr_wpr_alloc,284	.wpr_patch = ga102_acr_wpr_patch,285	.wpr_build = ga102_acr_wpr_build,286	.wpr_check = ga100_acr_wpr_check,287	.init = tu102_acr_init,288};289 290static int291ga102_acr_load(struct nvkm_acr *acr, int version,292	       const struct nvkm_acr_fwif *fwif)293{294	struct nvkm_subdev *subdev = &acr->subdev;295	const struct nvkm_acr_hsf_fwif *hsfwif;296 297	hsfwif = nvkm_firmware_load(subdev, fwif->func->ahesasc, "AcrAHESASC",298				    acr, NULL, "acr/ucode_ahesasc", "AHESASC");299	if (IS_ERR(hsfwif))300		return PTR_ERR(hsfwif);301 302	hsfwif = nvkm_firmware_load(subdev, fwif->func->asb, "AcrASB",303				    acr, NULL, "acr/ucode_asb", "ASB");304	if (IS_ERR(hsfwif))305		return PTR_ERR(hsfwif);306 307	hsfwif = nvkm_firmware_load(subdev, fwif->func->unload, "AcrUnload",308				    acr, NULL, "acr/ucode_unload", "unload");309	if (IS_ERR(hsfwif))310		return PTR_ERR(hsfwif);311 312	return 0;313}314 315static const struct nvkm_acr_fwif316ga102_acr_fwif[] = {317	{  0, ga102_acr_load, &ga102_acr },318	{ -1, gm200_acr_nofw, &gm200_acr },319	{}320};321 322int323ga102_acr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,324	      struct nvkm_acr **pacr)325{326	if (nvkm_gsp_rm(device->gsp))327		return -ENODEV;328 329	return nvkm_acr_new_(ga102_acr_fwif, device, type, inst, pacr);330}331