1 /*
2  * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  */
22 #include "gf100.h"
23 #include "ctxgf100.h"
24 
25 #include <core/firmware.h>
26 #include <subdev/acr.h>
27 #include <subdev/timer.h>
28 
29 #include <nvfw/flcn.h>
30 
31 #include <nvif/class.h>
32 
33 void
34 gm20b_gr_acr_bld_patch(struct nvkm_acr *acr, u32 bld, s64 adjust)
35 {
36 	struct flcn_bl_dmem_desc hdr;
37 	u64 addr;
38 
39 	nvkm_robj(acr->wpr, bld, &hdr, sizeof(hdr));
40 	addr = ((u64)hdr.code_dma_base1 << 40 | hdr.code_dma_base << 8);
41 	hdr.code_dma_base  = lower_32_bits((addr + adjust) >> 8);
42 	hdr.code_dma_base1 = upper_32_bits((addr + adjust) >> 8);
43 	addr = ((u64)hdr.data_dma_base1 << 40 | hdr.data_dma_base << 8);
44 	hdr.data_dma_base  = lower_32_bits((addr + adjust) >> 8);
45 	hdr.data_dma_base1 = upper_32_bits((addr + adjust) >> 8);
46 	nvkm_wobj(acr->wpr, bld, &hdr, sizeof(hdr));
47 
48 	flcn_bl_dmem_desc_dump(&acr->subdev, &hdr);
49 }
50 
51 void
52 gm20b_gr_acr_bld_write(struct nvkm_acr *acr, u32 bld,
53 		       struct nvkm_acr_lsfw *lsfw)
54 {
55 	const u64 base = lsfw->offset.img + lsfw->app_start_offset;
56 	const u64 code = (base + lsfw->app_resident_code_offset) >> 8;
57 	const u64 data = (base + lsfw->app_resident_data_offset) >> 8;
58 	const struct flcn_bl_dmem_desc hdr = {
59 		.ctx_dma = FALCON_DMAIDX_UCODE,
60 		.code_dma_base = lower_32_bits(code),
61 		.non_sec_code_off = lsfw->app_resident_code_offset,
62 		.non_sec_code_size = lsfw->app_resident_code_size,
63 		.code_entry_point = lsfw->app_imem_entry,
64 		.data_dma_base = lower_32_bits(data),
65 		.data_size = lsfw->app_resident_data_size,
66 		.code_dma_base1 = upper_32_bits(code),
67 		.data_dma_base1 = upper_32_bits(data),
68 	};
69 
70 	nvkm_wobj(acr->wpr, bld, &hdr, sizeof(hdr));
71 }
72 
73 const struct nvkm_acr_lsf_func
74 gm20b_gr_fecs_acr = {
75 	.bld_size = sizeof(struct flcn_bl_dmem_desc),
76 	.bld_write = gm20b_gr_acr_bld_write,
77 	.bld_patch = gm20b_gr_acr_bld_patch,
78 };
79 
80 static void
81 gm20b_gr_init_gpc_mmu(struct gf100_gr *gr)
82 {
83 	struct nvkm_device *device = gr->base.engine.subdev.device;
84 	u32 val;
85 
86 	/* Bypass MMU check for non-secure boot */
87 	if (!device->acr) {
88 		nvkm_wr32(device, 0x100ce4, 0xffffffff);
89 
90 		if (nvkm_rd32(device, 0x100ce4) != 0xffffffff)
91 			nvdev_warn(device,
92 			  "cannot bypass secure boot - expect failure soon!\n");
93 	}
94 
95 	val = nvkm_rd32(device, 0x100c80);
96 	val &= 0xf000187f;
97 	nvkm_wr32(device, 0x418880, val);
98 	nvkm_wr32(device, 0x418890, 0);
99 	nvkm_wr32(device, 0x418894, 0);
100 
101 	nvkm_wr32(device, 0x4188b0, nvkm_rd32(device, 0x100cc4));
102 	nvkm_wr32(device, 0x4188b4, nvkm_rd32(device, 0x100cc8));
103 	nvkm_wr32(device, 0x4188b8, nvkm_rd32(device, 0x100ccc));
104 
105 	nvkm_wr32(device, 0x4188ac, nvkm_rd32(device, 0x100800));
106 }
107 
108 static void
109 gm20b_gr_set_hww_esr_report_mask(struct gf100_gr *gr)
110 {
111 	struct nvkm_device *device = gr->base.engine.subdev.device;
112 	nvkm_wr32(device, 0x419e44, 0xdffffe);
113 	nvkm_wr32(device, 0x419e4c, 0x5);
114 }
115 
116 static const struct gf100_gr_func
117 gm20b_gr = {
118 	.oneinit_tiles = gm200_gr_oneinit_tiles,
119 	.oneinit_sm_id = gm200_gr_oneinit_sm_id,
120 	.init = gk20a_gr_init,
121 	.init_zcull = gf117_gr_init_zcull,
122 	.init_gpc_mmu = gm20b_gr_init_gpc_mmu,
123 	.init_rop_active_fbps = gk104_gr_init_rop_active_fbps,
124 	.trap_mp = gf100_gr_trap_mp,
125 	.set_hww_esr_report_mask = gm20b_gr_set_hww_esr_report_mask,
126 	.rops = gm200_gr_rops,
127 	.ppc_nr = 1,
128 	.grctx = &gm20b_grctx,
129 	.zbc = &gf100_gr_zbc,
130 	.sclass = {
131 		{ -1, -1, FERMI_TWOD_A },
132 		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
133 		{ -1, -1, MAXWELL_B, &gf100_fermi },
134 		{ -1, -1, MAXWELL_COMPUTE_B },
135 		{}
136 	}
137 };
138 
139 static int
140 gm20b_gr_load(struct gf100_gr *gr, int ver, const struct gf100_gr_fwif *fwif)
141 {
142 	struct nvkm_subdev *subdev = &gr->base.engine.subdev;
143 	int ret;
144 
145 	ret = nvkm_acr_lsfw_load_bl_inst_data_sig(subdev, &gr->fecs.falcon,
146 						  NVKM_ACR_LSF_FECS,
147 						  "gr/fecs_", ver, fwif->fecs);
148 	if (ret)
149 		return ret;
150 
151 
152 	if (nvkm_firmware_load_blob(subdev, "gr/", "gpccs_inst", ver,
153 				    &gr->gpccs.inst) ||
154 	    nvkm_firmware_load_blob(subdev, "gr/", "gpccs_data", ver,
155 				    &gr->gpccs.data))
156 		return -ENOENT;
157 
158 	gr->firmware = true;
159 
160 	return gk20a_gr_load_sw(gr, "gr/", ver);
161 }
162 
163 #if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
164 MODULE_FIRMWARE("nvidia/gm20b/gr/fecs_bl.bin");
165 MODULE_FIRMWARE("nvidia/gm20b/gr/fecs_inst.bin");
166 MODULE_FIRMWARE("nvidia/gm20b/gr/fecs_data.bin");
167 MODULE_FIRMWARE("nvidia/gm20b/gr/fecs_sig.bin");
168 MODULE_FIRMWARE("nvidia/gm20b/gr/gpccs_inst.bin");
169 MODULE_FIRMWARE("nvidia/gm20b/gr/gpccs_data.bin");
170 MODULE_FIRMWARE("nvidia/gm20b/gr/sw_ctx.bin");
171 MODULE_FIRMWARE("nvidia/gm20b/gr/sw_nonctx.bin");
172 MODULE_FIRMWARE("nvidia/gm20b/gr/sw_bundle_init.bin");
173 MODULE_FIRMWARE("nvidia/gm20b/gr/sw_method_init.bin");
174 #endif
175 
176 static const struct gf100_gr_fwif
177 gm20b_gr_fwif[] = {
178 	{  0, gm20b_gr_load, &gm20b_gr, &gm20b_gr_fecs_acr },
179 	{ -1, gm200_gr_nofw },
180 	{}
181 };
182 
183 int
184 gm20b_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr)
185 {
186 	return gf100_gr_new_(gm20b_gr_fwif, device, index, pgr);
187 }
188