/*
* Copyright 2022 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 <subdev/fb.h>
#include <nvfw/flcn.h>
#include <nvfw/fw.h>
#include <nvfw/hs.h>
int
tu102_gsp_booter_ctor(struct nvkm_gsp *gsp, const char *name, const struct firmware *blob,
struct nvkm_falcon *falcon, struct nvkm_falcon_fw *fw)
{
struct nvkm_subdev *subdev = &gsp->subdev;
const struct nvkm_falcon_fw_func *func = &gm200_flcn_fw;
const struct nvfw_bin_hdr *hdr;
const struct nvfw_hs_header_v2 *hshdr;
const struct nvfw_hs_load_header_v2 *lhdr;
u32 loc, sig, cnt;
int ret;
hdr = nvfw_bin_hdr(subdev, blob->data);
hshdr = nvfw_hs_header_v2(subdev, blob->data + hdr->header_offset);
loc = *(u32 *)(blob->data + hshdr->patch_loc);
sig = *(u32 *)(blob->data + hshdr->patch_sig);
cnt = *(u32 *)(blob->data + hshdr->num_sig);
ret = nvkm_falcon_fw_ctor(func, name, subdev->device, true,
blob->data + hdr->data_offset, hdr->data_size, falcon, fw);
if (ret)
goto done;
ret = nvkm_falcon_fw_sign(fw, loc, hshdr->sig_prod_size / cnt, blob->data,
cnt, hshdr->sig_prod_offset + sig, 0, 0);
if (ret)
goto done;
lhdr = nvfw_hs_load_header_v2(subdev, blob->data + hshdr->header_offset);
fw->nmem_base_img = 0;
fw->nmem_base = lhdr->os_code_offset;
fw->nmem_size = lhdr->os_code_size;
fw->imem_base_img = fw->nmem_size;
fw->imem_base = lhdr->app[0].offset;
fw->imem_size = lhdr->app[0].size;
fw->dmem_base_img = lhdr->os_data_offset;
fw->dmem_base = 0;
fw->dmem_size = lhdr->os_data_size;
fw->dmem_sign = loc - fw->dmem_base_img;
fw->boot_addr = lhdr->os_code_offset;
done:
if (ret)
nvkm_falcon_fw_dtor(fw);
return ret;
}
static int
tu102_gsp_fwsec_load_bld(struct nvkm_falcon_fw *fw)
{
struct flcn_bl_dmem_desc_v2 desc = {
.ctx_dma = FALCON_DMAIDX_PHYS_SYS_NCOH,
.code_dma_base = fw->fw.phys,
.non_sec_code_off = fw->nmem_base,
.non_sec_code_size = fw->nmem_size,
.sec_code_off = fw->imem_base,
.sec_code_size = fw->imem_size,
.code_entry_point = 0,
.data_dma_base = fw->fw.phys + fw->dmem_base_img,
.data_size = fw->dmem_size,
.argc = 0,
.argv = 0,
};
flcn_bl_dmem_desc_v2_dump(fw->falcon->user, &desc);
nvkm_falcon_mask(fw->falcon, 0x600 + desc.ctx_dma * 4, 0x00000007, 0x00000005);
return nvkm_falcon_pio_wr(fw->falcon, (u8 *)&desc, 0, 0, DMEM, 0, sizeof(desc), 0, 0);
}
const struct nvkm_falcon_fw_func
tu102_gsp_fwsec = {
.reset = gm200_flcn_fw_reset,
.load = gm200_flcn_fw_load,
.load_bld = tu102_gsp_fwsec_load_bld,
.boot = gm200_flcn_fw_boot,
};
int
tu102_gsp_reset(struct nvkm_gsp *gsp)
{
return gsp->falcon.func->reset_eng(&gsp->falcon);
}
static u64
tu102_gsp_vga_workspace_addr(struct nvkm_gsp *gsp, u64 fb_size)
{
struct nvkm_device *device = gsp->subdev.device;
const u64 base = fb_size - 0x100000;
u64 addr = 0;
if (device->disp)
addr = nvkm_rd32(gsp->subdev.device, 0x625f04);
if (!(addr & 0x00000008))
return base;
addr = (addr & 0xffffff00) << 8;
if (addr < base)
return fb_size - 0x20000;
return addr;
}
int
tu102_gsp_oneinit(struct nvkm_gsp *gsp)
{
gsp->fb.size = nvkm_fb_vidmem_size(gsp->subdev.device);
gsp->fb.bios.vga_workspace.addr = tu102_gsp_vga_workspace_addr(gsp, gsp->fb.size);
gsp->fb.bios.vga_workspace.size = gsp->fb.size - gsp->fb.bios.vga_workspace.addr;
gsp->fb.bios.addr = gsp->fb.bios.vga_workspace.addr;
gsp->fb.bios.size = gsp->fb.bios.vga_workspace.size;
return r535_gsp_oneinit(gsp);
}
const struct nvkm_falcon_func
tu102_gsp_flcn = {
.disable = gm200_flcn_disable,
.enable = gm200_flcn_enable,
.addr2 = 0x1000,
.riscv_irqmask = 0x2b4,
.reset_eng = gp102_flcn_reset_eng,
.reset_wait_mem_scrubbing = gm200_flcn_reset_wait_mem_scrubbing,
.bind_inst = gm200_flcn_bind_inst,
.bind_stat = gm200_flcn_bind_stat,
.bind_intr = true,
.imem_pio = &gm200_flcn_imem_pio,
.dmem_pio = &gm200_flcn_dmem_pio,
.riscv_active = tu102_flcn_riscv_active,
};
static const struct nvkm_gsp_func
tu102_gsp_r535_113_01 = {
.flcn = &tu102_gsp_flcn,
.fwsec = &tu102_gsp_fwsec,
.sig_section = ".fwsignature_tu10x",
.wpr_heap.base_size = 8 << 20,
.wpr_heap.min_size = 64 << 20,
.booter.ctor = tu102_gsp_booter_ctor,
.dtor = r535_gsp_dtor,
.oneinit = tu102_gsp_oneinit,
.init = r535_gsp_init,
.fini = r535_gsp_fini,
.reset = tu102_gsp_reset,
.rm = &r535_gsp_rm,
};
static struct nvkm_gsp_fwif
tu102_gsps[] = {
{ 0, r535_gsp_load, &tu102_gsp_r535_113_01, "535.113.01" },
{ -1, gv100_gsp_nofw, &gv100_gsp },
{}
};
int
tu102_gsp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_gsp **pgsp)
{
return nvkm_gsp_new_(tu102_gsps, device, type, inst, pgsp);
}