Commit 717bad82 authored by Alexandre Courbot's avatar Alexandre Courbot Committed by Ben Skeggs

drm/nouveau/secboot: support for r375 ACR

r375 ACR uses a unified bootloader descriptor for the GR and PMU
firmwares.
Signed-off-by: default avatarAlexandre Courbot <acourbot@nvidia.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 0f8fb2ab
......@@ -6,5 +6,6 @@ nvkm-y += nvkm/subdev/secboot/acr_r352.o
nvkm-y += nvkm/subdev/secboot/acr_r361.o
nvkm-y += nvkm/subdev/secboot/acr_r364.o
nvkm-y += nvkm/subdev/secboot/acr_r367.o
nvkm-y += nvkm/subdev/secboot/acr_r375.o
nvkm-y += nvkm/subdev/secboot/gm200.o
nvkm-y += nvkm/subdev/secboot/gm20b.o
......@@ -65,5 +65,6 @@ struct nvkm_acr *acr_r352_new(unsigned long);
struct nvkm_acr *acr_r361_new(unsigned long);
struct nvkm_acr *acr_r364_new(unsigned long);
struct nvkm_acr *acr_r367_new(enum nvkm_secboot_falcon, unsigned long);
struct nvkm_acr *acr_r375_new(enum nvkm_secboot_falcon, unsigned long);
#endif
/*
* 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);
}
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