diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2017-12-12 09:08:05 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2018-02-02 08:24:04 +0300 |
| commit | dcc80c89477891e173d999fa8a13edf10d37b639 (patch) | |
| tree | dc4b7683195a0098ae43a4e720e72aa0d2403e68 /drivers/gpu/drm/nouveau | |
| parent | b7997a35f936e92de0f69231c3ba6aa7cc6c20f1 (diff) | |
| download | linux-dcc80c89477891e173d999fa8a13edf10d37b639.tar.xz | |
drm/nouveau/secboot/r370: implement support for booting LS SEC2 ucode
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Gourav Samaiya <gsamaiya@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r370.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r370.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r370.c index 1b451de31d25..2f890dfae7fc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r370.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r370.c @@ -65,6 +65,44 @@ acr_r370_ls_gpccs_func = { .lhdr_flags = LSF_FLAG_FORCE_PRIV_LOAD, }; +static void +acr_r370_generate_sec2_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_sec2 *sec = acr->subdev->device->sec2; + struct acr_r370_flcn_bl_desc *desc = _desc; + u64 base, addr_code, addr_data; + u32 addr_args; + + base = wpr_addr + img->ucode_off + pdesc->app_start_offset; + /* For some reason we should not add app_resident_code_offset here */ + addr_code = base; + addr_data = base + pdesc->app_resident_data_offset; + addr_args = sec->falcon->data.limit; + addr_args -= NVKM_MSGQUEUE_CMDLINE_SIZE; + + desc->ctx_dma = FALCON_SEC2_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; + /* args are stored at the beginning of EMEM */ + desc->argv = 0x01000000; +} + +const struct acr_r352_ls_func +acr_r370_ls_sec2_func = { + .load = acr_ls_ucode_load_sec2, + .generate_bl_desc = acr_r370_generate_sec2_bl_desc, + .bl_desc_size = sizeof(struct acr_r370_flcn_bl_desc), + .post_run = acr_ls_sec2_post_run, +}; + void acr_r370_generate_hs_bl_desc(const struct hsf_load_header *hdr, void *_bl_desc, u64 offset) @@ -92,6 +130,7 @@ acr_r370_func = { .ls_fill_headers = acr_r367_ls_fill_headers, .ls_write_wpr = acr_r367_ls_write_wpr, .ls_func = { + [NVKM_SECBOOT_FALCON_SEC2] = &acr_r370_ls_sec2_func, [NVKM_SECBOOT_FALCON_FECS] = &acr_r370_ls_fecs_func, [NVKM_SECBOOT_FALCON_GPCCS] = &acr_r370_ls_gpccs_func, }, |