blob: 29732bc144158303f66408e403b2af03d8495b6e [file] [log] [blame]
/*
* Copyright (c) 2015, 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 "gf100.h"
#include "ctxgf100.h"
#include <subdev/timer.h>
#include <nvif/class.h>
static void
gm20b_gr_init_gpc_mmu(struct gf100_gr *gr)
{
struct nvkm_device *device = gr->base.engine.subdev.device;
u32 val;
/* Bypass MMU check for non-secure boot */
if (!device->secboot) {
nvkm_wr32(device, 0x100ce4, 0xffffffff);
if (nvkm_rd32(device, 0x100ce4) != 0xffffffff)
nvdev_warn(device,
"cannot bypass secure boot - expect failure soon!\n");
}
val = nvkm_rd32(device, 0x100c80);
val &= 0xf000087f;
nvkm_wr32(device, 0x418880, val);
nvkm_wr32(device, 0x418890, 0);
nvkm_wr32(device, 0x418894, 0);
nvkm_wr32(device, 0x4188b0, nvkm_rd32(device, 0x100cc4));
nvkm_wr32(device, 0x4188b4, nvkm_rd32(device, 0x100cc8));
nvkm_wr32(device, 0x4188b8, nvkm_rd32(device, 0x100ccc));
nvkm_wr32(device, 0x4188ac, nvkm_rd32(device, 0x100800));
}
static void
gm20b_gr_set_hww_esr_report_mask(struct gf100_gr *gr)
{
struct nvkm_device *device = gr->base.engine.subdev.device;
nvkm_wr32(device, 0x419e44, 0xdffffe);
nvkm_wr32(device, 0x419e4c, 0x5);
}
static const struct gf100_gr_func
gm20b_gr = {
.init = gk20a_gr_init,
.init_gpc_mmu = gm20b_gr_init_gpc_mmu,
.set_hww_esr_report_mask = gm20b_gr_set_hww_esr_report_mask,
.ppc_nr = 1,
.grctx = &gm20b_grctx,
.sclass = {
{ -1, -1, FERMI_TWOD_A },
{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
{ -1, -1, MAXWELL_B, &gf100_fermi },
{ -1, -1, MAXWELL_COMPUTE_B },
{}
}
};
int
gm20b_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr)
{
return gm200_gr_new_(&gm20b_gr, device, index, pgr);
}