/*
* Copyright 2019 Red Hat Inc.
*
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 "priv.h"
#include <core/firmware.h>
#include <core/memory.h>
#include <subdev/mmu.h>
#include <engine/sec2.h>
#include <nvfw/acr.h>
#include <nvfw/flcn.h>
int
gp102_acr_wpr_patch(struct nvkm_acr *acr, s64 adjust)
{
struct wpr_header_v1 hdr;
struct lsb_header_v1 lsb;
struct nvkm_acr_lsfw *lsfw;
u32 offset = 0;
do {
nvkm_robj(acr->wpr, offset, &hdr, sizeof(hdr));
wpr_header_v1_dump(&acr->subdev, &hdr);
list_for_each_entry(lsfw, &acr->lsfw, head) {
if (lsfw->id != hdr.falcon_id)
continue;
nvkm_robj(acr->wpr, hdr.lsb_offset, &lsb, sizeof(lsb));
lsb_header_v1_dump(&acr->subdev, &lsb);
lsfw->func->bld_patch(acr, lsb.tail.bl_data_off, adjust);
break;
}
offset += sizeof(hdr);
} while (hdr.falcon_id != WPR_HEADER_V1_FALCON_ID_INVALID);
return 0;
}
int
gp102_acr_wpr_build_lsb(struct nvkm_acr *acr, struct nvkm_acr_lsfw *lsfw)
{
struct lsb_header_v1 hdr;
if (WARN_ON(lsfw->sig->size != sizeof(hdr.signature)))
return -EINVAL;
memcpy(&hdr.signature, lsfw->sig->data, lsfw->sig->size);
gm200_acr_wpr_build_lsb_tail(lsfw, &hdr.tail);
nvkm_wobj(acr->wpr, lsfw->offset.lsb, &hdr, sizeof(hdr));
return 0;
}
int
gp102_acr_wpr_build(struct nvkm_acr *acr, struct nvkm_acr_lsf *rtos)
{
struct nvkm_acr_lsfw *lsfw;
u32 offset = 0;
int ret;
/* Fill per-LSF structures. */
list_for_each_entry(lsfw, &acr->lsfw, head) {
struct lsf_signature_v1 *sig = (void *)lsfw->sig->data;
struct wpr_header_v1 hdr = {
.falcon_id = lsfw->id,
.lsb_offset = lsfw->offset.lsb,
.bootstrap_owner = NVKM_ACR_LSF_SEC2,
.lazy_bootstrap = rtos && lsfw->id != rtos->id,
.bin_version = sig->version,
.status = WPR_HEADER_V1_STATUS_COPY,
};
/* Write WPR header. */
nvkm_wobj(acr->wpr, offset, &hdr, sizeof(hdr));
offset += sizeof(hdr);
/* Write LSB header. */
ret = gp102_acr_wpr_build_lsb(acr, lsfw);
if (ret)
return ret;
/* Write ucode image. */
nvkm_wobj(acr->wpr, lsfw->offset.img,
lsfw->img.data,
lsfw->img.size);
/* Write bootloader data. */
lsfw->func->bld_write(acr, lsfw->offset.bld, lsfw);
}
/* Finalise WPR. */
nvkm_wo32(acr->wpr, offset, WPR_HEADER_V1_FALCON_ID_INVALID);
return 0;
}
int
gp102_acr_wpr_alloc(struct nvkm_acr *acr, u32 wpr_size)
{
int ret = nvkm_memory_new(acr->subdev.device, NVKM_MEM_TARGET_INST,
ALIGN(wpr_size, 0x40000) << 1, 0x40000, true,
&acr->wpr);
if (ret)
return ret;
acr->shadow_start = nvkm_memory_addr(acr->wpr);
acr->wpr_start = acr->shadow_start + (nvkm_memory_size(acr->wpr) >> 1);
acr->wpr_end = acr->wpr_start + (nvkm_memory_size(acr->wpr) >> 1);
return 0;
}
u32
gp102_acr_wpr_layout(struct nvkm_acr *acr)
{
struct nvkm_acr_lsfw *lsfw;
u32 wpr = 0;
wpr += 11 /* MAX_LSF */ * sizeof(struct wpr_header_v1);
wpr = ALIGN(wpr, 256);
wpr += 0x100; /* Shared sub-WPR headers. */
list_for_each_entry(lsfw, &acr->lsfw, head) {
wpr = ALIGN(wpr, 256);
lsfw->offset.lsb = wpr;
wpr += sizeof(struct lsb_header_v1);
wpr = ALIGN(wpr, 4096);
lsfw->offset.img = wpr;
wpr += lsfw->img.size;
wpr = ALIGN(wpr, 256);
lsfw->offset.bld = wpr;
lsfw->bl_data_size = ALIGN(lsfw->func->bld_size, 256);
wpr += lsfw->bl_data_size;
}
return wpr;
}
int
gp102_acr_wpr_parse(struct nvkm_acr *acr)
{
const struct wpr_header_v1 *hdr = (void *)acr->wpr_fw->data;
struct nvkm_acr_lsfw *lsfw;
while (hdr->falcon_id != WPR_HEADER_V1_FALCON_ID_INVALID) {
wpr_header_v1_dump(&acr->subdev, hdr);
lsfw = nvkm_acr_lsfw_add(NULL, acr, NULL, (hdr++)->falcon_id);
if (IS_ERR(lsfw))
return PTR_ERR(lsfw);
}
return 0;
}
MODULE_FIRMWARE("nvidia/gp102/acr/unload_bl.bin");
MODULE_FIRMWARE("nvidia/gp102/acr/ucode_unload.bin");
MODULE_FIRMWARE("nvidia/gp104/acr/unload_bl.bin");
MODULE_FIRMWARE("nvidia/gp104/acr/ucode_unload.bin");
MODULE_FIRMWARE("nvidia/gp106/acr/unload_bl.bin");
MODULE_FIRMWARE("nvidia/gp106/acr/ucode_unload.bin");
MODULE_FIRMWARE("nvidia/gp107/acr/unload_bl.bin");
MODULE_FIRMWARE("nvidia/gp107/acr/ucode_unload.bin");
static const struct nvkm_acr_hsf_fwif
gp102_acr_unload_fwif[] = {
{ 0, gm200_acr_hsfw_ctor, &gm200_acr_unload_0, NVKM_ACR_HSF_PMU, 0x1d, 0x00000010 },
{}
};
int
gp102_acr_load_setup(struct nvkm_falcon_fw *fw)
{
struct flcn_acr_desc_v1 *desc = (void *)&fw->fw.img[fw->dmem_base_img];
struct nvkm_acr *acr = fw->falcon->owner->device->acr;
desc->wpr_region_id = 1;
desc->regions.no_regions = 2;
desc->regions.region_props[0].start_addr = acr->wpr_start >> 8;
desc->regions.region_props[0].end_addr = acr->wpr_end >> 8;
desc->regions.region_props[0].region_id = 1;
desc->regions.region_props[0].read_mask = 0xf;
desc->regions.region_props[0].write_mask = 0xc;
desc->regions.region_props[0].client_mask = 0x2;
desc->regions.region_props[0].shadow_mem_start_addr = acr->shadow_start >> 8;
flcn_acr_desc_v1_dump(&acr->subdev, desc);
return 0;
}
static const struct nvkm_falcon_fw_func
gp102_acr_load_0 = {
.signature = gm200_flcn_fw_signature,
.reset = gm200_flcn_fw_reset,
.setup = gp102_acr_load_setup,
.load = gm200_flcn_fw_load,
.load_bld = gm200_acr_hsfw_load_bld,
.boot = gm200_flcn_fw_boot,
};
MODULE_FIRMWARE("nvidia/gp102/acr/bl.bin");
MODULE_FIRMWARE("nvidia/gp102/acr/ucode_load.bin");
MODULE_FIRMWARE("nvidia/gp104/acr/bl.bin");
MODULE_FIRMWARE("nvidia/gp104/acr/ucode_load.bin");
MODULE_FIRMWARE("nvidia/gp106/acr/bl.bin");
MODULE_FIRMWARE("nvidia/gp106/acr/ucode_load.bin");
MODULE_FIRMWARE("nvidia/gp107/acr/bl.bin");
MODULE_FIRMWARE("nvidia/gp107/acr/ucode_load.bin");
static const struct nvkm_acr_hsf_fwif
gp102_acr_load_fwif[] = {
{ 0, gm200_acr_hsfw_ctor, &gp102_acr_load_0, NVKM_ACR_HSF_SEC2, 0, 0x00000010 },
{}
};
static const struct nvkm_acr_func
gp102_acr = {
.load = gp102_acr_load_fwif,
.unload = gp102_acr_unload_fwif,
.wpr_parse = gp102_acr_wpr_parse,
.wpr_layout = gp102_acr_wpr_layout,
.wpr_alloc = gp102_acr_wpr_alloc,
.wpr_build = gp102_acr_wpr_build,
.wpr_patch = gp102_acr_wpr_patch,
.wpr_check = gm200_acr_wpr_check,
.init = gm200_acr_init,
};
int
gp102_acr_load(struct nvkm_acr *acr, int ver, const struct nvkm_acr_fwif *fwif)
{
struct nvkm_subdev *subdev = &acr->subdev;
const struct nvkm_acr_hsf_fwif *hsfwif;
hsfwif = nvkm_firmware_load(subdev, fwif->func->load, "AcrLoad",
acr, "acr/bl", "acr/ucode_load", "load");
if (IS_ERR(hsfwif))
return PTR_ERR(hsfwif);
hsfwif = nvkm_firmware_load(subdev, fwif->func->unload, "AcrUnload",
acr, "acr/unload_bl", "acr/ucode_unload",
"unload");
if (IS_ERR(hsfwif))
return PTR_ERR(hsfwif);
return 0;
}
static const struct nvkm_acr_fwif
gp102_acr_fwif[] = {
{ 0, gp102_acr_load, &gp102_acr },
{ -1, gm200_acr_nofw, &gm200_acr },
{}
};
int
gp102_acr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_acr **pacr)
{
return nvkm_acr_new_(gp102_acr_fwif, device, type, inst, pacr);
}