diff options
Diffstat (limited to 'drivers/gpu/nvgpu/gm206/bios_gm206.c')
-rw-r--r-- | drivers/gpu/nvgpu/gm206/bios_gm206.c | 635 |
1 files changed, 8 insertions, 627 deletions
diff --git a/drivers/gpu/nvgpu/gm206/bios_gm206.c b/drivers/gpu/nvgpu/gm206/bios_gm206.c index a5551f42..3d12b9ac 100644 --- a/drivers/gpu/nvgpu/gm206/bios_gm206.c +++ b/drivers/gpu/nvgpu/gm206/bios_gm206.c | |||
@@ -16,6 +16,8 @@ | |||
16 | #include <linux/firmware.h> | 16 | #include <linux/firmware.h> |
17 | #include <linux/pci.h> | 17 | #include <linux/pci.h> |
18 | 18 | ||
19 | #include <nvgpu/bios.h> | ||
20 | |||
19 | #include "gk20a/gk20a.h" | 21 | #include "gk20a/gk20a.h" |
20 | #include "gm20b/fifo_gm20b.h" | 22 | #include "gm20b/fifo_gm20b.h" |
21 | #include "fifo_gm206.h" | 23 | #include "fifo_gm206.h" |
@@ -27,617 +29,12 @@ | |||
27 | #include <nvgpu/hw/gm206/hw_mc_gm206.h> | 29 | #include <nvgpu/hw/gm206/hw_mc_gm206.h> |
28 | #include <nvgpu/hw/gm206/hw_top_gm206.h> | 30 | #include <nvgpu/hw/gm206/hw_top_gm206.h> |
29 | 31 | ||
30 | #define BIT_HEADER_ID 0xb8ff | ||
31 | #define BIT_HEADER_SIGNATURE 0x00544942 | ||
32 | #define BIOS_SIZE 0x40000 | ||
33 | #define PCI_EXP_ROM_SIG 0xaa55 | ||
34 | #define PCI_EXP_ROM_SIG_NV 0x4e56 | ||
35 | #define ROM_FILE_PAYLOAD_OFFSET 0xa00 | ||
36 | #define PMU_BOOT_TIMEOUT_DEFAULT 100 /* usec */ | 32 | #define PMU_BOOT_TIMEOUT_DEFAULT 100 /* usec */ |
37 | #define PMU_BOOT_TIMEOUT_MAX 2000000 /* usec */ | 33 | #define PMU_BOOT_TIMEOUT_MAX 2000000 /* usec */ |
38 | #define BIOS_OVERLAY_NAME "bios-%04x.rom" | 34 | #define BIOS_OVERLAY_NAME "bios-%04x.rom" |
39 | #define BIOS_OVERLAY_NAME_FORMATTED "bios-xxxx.rom" | 35 | #define BIOS_OVERLAY_NAME_FORMATTED "bios-xxxx.rom" |
40 | 36 | #define ROM_FILE_PAYLOAD_OFFSET 0xa00 | |
41 | static u16 gm206_bios_rdu16(struct gk20a *g, int offset) | 37 | #define BIOS_SIZE 0x40000 |
42 | { | ||
43 | u16 val = (g->bios.data[offset+1] << 8) + g->bios.data[offset]; | ||
44 | return val; | ||
45 | } | ||
46 | |||
47 | static u32 gm206_bios_rdu32(struct gk20a *g, int offset) | ||
48 | { | ||
49 | u32 val = (g->bios.data[offset+3] << 24) + | ||
50 | (g->bios.data[offset+2] << 16) + | ||
51 | (g->bios.data[offset+1] << 8) + | ||
52 | g->bios.data[offset]; | ||
53 | return val; | ||
54 | } | ||
55 | |||
56 | struct bit { | ||
57 | u16 id; | ||
58 | u32 signature; | ||
59 | u16 bcd_version; | ||
60 | u8 header_size; | ||
61 | u8 token_size; | ||
62 | u8 token_entries; | ||
63 | u8 header_checksum; | ||
64 | } __packed; | ||
65 | |||
66 | #define TOKEN_ID_BIOSDATA 0x42 | ||
67 | #define TOKEN_ID_NVINIT_PTRS 0x49 | ||
68 | #define TOKEN_ID_FALCON_DATA 0x70 | ||
69 | #define TOKEN_ID_PERF_PTRS 0x50 | ||
70 | #define TOKEN_ID_CLOCK_PTRS 0x43 | ||
71 | #define TOKEN_ID_VIRT_PTRS 0x56 | ||
72 | #define TOKEN_ID_MEMORY_PTRS 0x4D | ||
73 | |||
74 | |||
75 | union memory_ptrs { | ||
76 | struct { | ||
77 | u8 rsvd0[2]; | ||
78 | u8 mem_strap_data_count; | ||
79 | u16 mem_strap_xlat_tbl_ptr; | ||
80 | u8 rsvd1[8]; | ||
81 | } v1 __packed; | ||
82 | struct { | ||
83 | u8 mem_strap_data_count; | ||
84 | u16 mem_strap_xlat_tbl_ptr; | ||
85 | u8 rsvd[14]; | ||
86 | } v2 __packed; | ||
87 | }; | ||
88 | |||
89 | struct biosdata { | ||
90 | u32 version; | ||
91 | u8 oem_version; | ||
92 | u8 checksum; | ||
93 | u16 int15callbackspost; | ||
94 | u16 int16callbackssystem; | ||
95 | u16 boardid; | ||
96 | u16 framecount; | ||
97 | u8 biosmoddate[8]; | ||
98 | } __packed; | ||
99 | |||
100 | struct nvinit_ptrs { | ||
101 | u16 initscript_table_ptr; | ||
102 | u16 macro_index_table_ptr; | ||
103 | u16 macro_table_ptr; | ||
104 | u16 condition_table_ptr; | ||
105 | u16 io_condition_table_ptr; | ||
106 | u16 io_flag_condition_table_ptr; | ||
107 | u16 init_function_table_ptr; | ||
108 | u16 vbios_private_table_ptr; | ||
109 | u16 data_arrays_table_ptr; | ||
110 | u16 pcie_settings_script_ptr; | ||
111 | u16 devinit_tables_ptr; | ||
112 | u16 devinit_tables_size; | ||
113 | u16 bootscripts_ptr; | ||
114 | u16 bootscripts_size; | ||
115 | u16 nvlink_config_data_ptr; | ||
116 | } __packed; | ||
117 | |||
118 | struct falcon_data_v2 { | ||
119 | u32 falcon_ucode_table_ptr; | ||
120 | } __packed; | ||
121 | |||
122 | struct falcon_ucode_table_hdr_v1 { | ||
123 | u8 version; | ||
124 | u8 header_size; | ||
125 | u8 entry_size; | ||
126 | u8 entry_count; | ||
127 | u8 desc_version; | ||
128 | u8 desc_size; | ||
129 | } __packed; | ||
130 | |||
131 | struct falcon_ucode_table_entry_v1 { | ||
132 | u8 application_id; | ||
133 | u8 target_id; | ||
134 | u32 desc_ptr; | ||
135 | } __packed; | ||
136 | |||
137 | #define TARGET_ID_PMU 0x01 | ||
138 | #define APPLICATION_ID_DEVINIT 0x04 | ||
139 | #define APPLICATION_ID_PRE_OS 0x01 | ||
140 | |||
141 | struct falcon_ucode_desc_v1 { | ||
142 | union { | ||
143 | u32 v_desc; | ||
144 | u32 stored_size; | ||
145 | } hdr_size; | ||
146 | u32 uncompressed_size; | ||
147 | u32 virtual_entry; | ||
148 | u32 interface_offset; | ||
149 | u32 imem_phys_base; | ||
150 | u32 imem_load_size; | ||
151 | u32 imem_virt_base; | ||
152 | u32 imem_sec_base; | ||
153 | u32 imem_sec_size; | ||
154 | u32 dmem_offset; | ||
155 | u32 dmem_phys_base; | ||
156 | u32 dmem_load_size; | ||
157 | } __packed; | ||
158 | |||
159 | struct application_interface_table_hdr_v1 { | ||
160 | u8 version; | ||
161 | u8 header_size; | ||
162 | u8 entry_size; | ||
163 | u8 entry_count; | ||
164 | } __packed; | ||
165 | |||
166 | struct application_interface_entry_v1 { | ||
167 | u32 id; | ||
168 | u32 dmem_offset; | ||
169 | } __packed; | ||
170 | |||
171 | #define APPINFO_ID_DEVINIT 0x01 | ||
172 | |||
173 | struct devinit_engine_interface { | ||
174 | u32 field0; | ||
175 | u32 field1; | ||
176 | u32 tables_phys_base; | ||
177 | u32 tables_virt_base; | ||
178 | u32 script_phys_base; | ||
179 | u32 script_virt_base; | ||
180 | u32 script_virt_entry; | ||
181 | u16 script_size; | ||
182 | u8 memory_strap_count; | ||
183 | u8 reserved; | ||
184 | u32 memory_information_table_virt_base; | ||
185 | u32 empty_script_virt_base; | ||
186 | u32 cond_table_virt_base; | ||
187 | u32 io_cond_table_virt_base; | ||
188 | u32 data_arrays_table_virt_base; | ||
189 | u32 gpio_assignment_table_virt_base; | ||
190 | } __packed; | ||
191 | |||
192 | struct pci_exp_rom { | ||
193 | u16 sig; | ||
194 | u8 reserved[0x16]; | ||
195 | u16 pci_data_struct_ptr; | ||
196 | u32 size_of_block; | ||
197 | } __packed; | ||
198 | |||
199 | struct pci_data_struct { | ||
200 | u32 sig; | ||
201 | u16 vendor_id; | ||
202 | u16 device_id; | ||
203 | u16 device_list_ptr; | ||
204 | u16 pci_data_struct_len; | ||
205 | u8 pci_data_struct_rev; | ||
206 | u8 class_code[3]; | ||
207 | u16 image_len; | ||
208 | u16 vendor_rom_rev; | ||
209 | u8 code_type; | ||
210 | u8 last_image; | ||
211 | u16 max_runtime_image_len; | ||
212 | } __packed; | ||
213 | |||
214 | struct pci_ext_data_struct { | ||
215 | u32 sig; | ||
216 | u16 nv_pci_data_ext_rev; | ||
217 | u16 nv_pci_data_ext_len; | ||
218 | u16 sub_image_len; | ||
219 | u8 priv_last_image; | ||
220 | u8 flags; | ||
221 | } __packed; | ||
222 | |||
223 | static int gm206_bios_parse_rom(struct gk20a *g) | ||
224 | { | ||
225 | int offset = 0; | ||
226 | int last = 0; | ||
227 | |||
228 | while (!last) { | ||
229 | struct pci_exp_rom *pci_rom; | ||
230 | struct pci_data_struct *pci_data; | ||
231 | struct pci_ext_data_struct *pci_ext_data; | ||
232 | |||
233 | pci_rom = (struct pci_exp_rom *)&g->bios.data[offset]; | ||
234 | gk20a_dbg_fn("pci rom sig %04x ptr %04x block %x", | ||
235 | pci_rom->sig, pci_rom->pci_data_struct_ptr, | ||
236 | pci_rom->size_of_block); | ||
237 | |||
238 | if (pci_rom->sig != PCI_EXP_ROM_SIG && | ||
239 | pci_rom->sig != PCI_EXP_ROM_SIG_NV) { | ||
240 | gk20a_err(g->dev, "invalid VBIOS signature"); | ||
241 | return -EINVAL; | ||
242 | } | ||
243 | |||
244 | pci_data = | ||
245 | (struct pci_data_struct *) | ||
246 | &g->bios.data[offset + pci_rom->pci_data_struct_ptr]; | ||
247 | gk20a_dbg_fn("pci data sig %08x len %d image len %x type %x last %d max %08x", | ||
248 | pci_data->sig, pci_data->pci_data_struct_len, | ||
249 | pci_data->image_len, pci_data->code_type, | ||
250 | pci_data->last_image, | ||
251 | pci_data->max_runtime_image_len); | ||
252 | |||
253 | if (pci_data->code_type == 0x3) { | ||
254 | pci_ext_data = (struct pci_ext_data_struct *) | ||
255 | &g->bios.data[(offset + | ||
256 | pci_rom->pci_data_struct_ptr + | ||
257 | pci_data->pci_data_struct_len + | ||
258 | 0xf) | ||
259 | & ~0xf]; | ||
260 | gk20a_dbg_fn("pci ext data sig %08x rev %x len %x sub_image_len %x priv_last %d flags %x", | ||
261 | pci_ext_data->sig, | ||
262 | pci_ext_data->nv_pci_data_ext_rev, | ||
263 | pci_ext_data->nv_pci_data_ext_len, | ||
264 | pci_ext_data->sub_image_len, | ||
265 | pci_ext_data->priv_last_image, | ||
266 | pci_ext_data->flags); | ||
267 | |||
268 | gk20a_dbg_fn("expansion rom offset %x", | ||
269 | pci_data->image_len * 512); | ||
270 | g->bios.expansion_rom_offset = | ||
271 | pci_data->image_len * 512; | ||
272 | offset += pci_ext_data->sub_image_len * 512; | ||
273 | last = pci_ext_data->priv_last_image; | ||
274 | } else { | ||
275 | offset += pci_data->image_len * 512; | ||
276 | last = pci_data->last_image; | ||
277 | } | ||
278 | } | ||
279 | |||
280 | return 0; | ||
281 | } | ||
282 | |||
283 | static void gm206_bios_parse_biosdata(struct gk20a *g, int offset) | ||
284 | { | ||
285 | struct biosdata biosdata; | ||
286 | |||
287 | memcpy(&biosdata, &g->bios.data[offset], sizeof(biosdata)); | ||
288 | gk20a_dbg_fn("bios version %x, oem version %x", | ||
289 | biosdata.version, | ||
290 | biosdata.oem_version); | ||
291 | |||
292 | g->gpu_characteristics.vbios_version = biosdata.version; | ||
293 | g->gpu_characteristics.vbios_oem_version = biosdata.oem_version; | ||
294 | } | ||
295 | |||
296 | static void gm206_bios_parse_nvinit_ptrs(struct gk20a *g, int offset) | ||
297 | { | ||
298 | struct nvinit_ptrs nvinit_ptrs; | ||
299 | |||
300 | memcpy(&nvinit_ptrs, &g->bios.data[offset], sizeof(nvinit_ptrs)); | ||
301 | gk20a_dbg_fn("devinit ptr %x size %d", nvinit_ptrs.devinit_tables_ptr, | ||
302 | nvinit_ptrs.devinit_tables_size); | ||
303 | gk20a_dbg_fn("bootscripts ptr %x size %d", nvinit_ptrs.bootscripts_ptr, | ||
304 | nvinit_ptrs.bootscripts_size); | ||
305 | |||
306 | g->bios.devinit_tables = &g->bios.data[nvinit_ptrs.devinit_tables_ptr]; | ||
307 | g->bios.devinit_tables_size = nvinit_ptrs.devinit_tables_size; | ||
308 | g->bios.bootscripts = &g->bios.data[nvinit_ptrs.bootscripts_ptr]; | ||
309 | g->bios.bootscripts_size = nvinit_ptrs.bootscripts_size; | ||
310 | g->bios.condition_table_ptr = nvinit_ptrs.condition_table_ptr; | ||
311 | } | ||
312 | |||
313 | static void gm206_bios_parse_memory_ptrs(struct gk20a *g, int offset, u8 version) | ||
314 | { | ||
315 | union memory_ptrs memory_ptrs; | ||
316 | |||
317 | if ((version < 1) || (version > 2)) | ||
318 | return; | ||
319 | |||
320 | memcpy(&memory_ptrs, &g->bios.data[offset], sizeof(memory_ptrs)); | ||
321 | |||
322 | g->bios.mem_strap_data_count = (version > 1) ? memory_ptrs.v2.mem_strap_data_count : | ||
323 | memory_ptrs.v1.mem_strap_data_count; | ||
324 | g->bios.mem_strap_xlat_tbl_ptr = (version > 1) ? memory_ptrs.v2.mem_strap_xlat_tbl_ptr : | ||
325 | memory_ptrs.v1.mem_strap_xlat_tbl_ptr; | ||
326 | } | ||
327 | |||
328 | static void gm206_bios_parse_devinit_appinfo(struct gk20a *g, int dmem_offset) | ||
329 | { | ||
330 | struct devinit_engine_interface interface; | ||
331 | |||
332 | memcpy(&interface, &g->bios.devinit.dmem[dmem_offset], sizeof(interface)); | ||
333 | gk20a_dbg_fn("devinit tables phys %x script phys %x size %d", | ||
334 | interface.tables_phys_base, | ||
335 | interface.script_phys_base, | ||
336 | interface.script_size); | ||
337 | |||
338 | g->bios.devinit_tables_phys_base = interface.tables_phys_base; | ||
339 | g->bios.devinit_script_phys_base = interface.script_phys_base; | ||
340 | } | ||
341 | |||
342 | static int gm206_bios_parse_appinfo_table(struct gk20a *g, int offset) | ||
343 | { | ||
344 | struct application_interface_table_hdr_v1 hdr; | ||
345 | int i; | ||
346 | |||
347 | memcpy(&hdr, &g->bios.data[offset], sizeof(hdr)); | ||
348 | |||
349 | gk20a_dbg_fn("appInfoHdr ver %d size %d entrySize %d entryCount %d", | ||
350 | hdr.version, hdr.header_size, | ||
351 | hdr.entry_size, hdr.entry_count); | ||
352 | |||
353 | if (hdr.version != 1) | ||
354 | return 0; | ||
355 | |||
356 | offset += sizeof(hdr); | ||
357 | for (i = 0; i < hdr.entry_count; i++) { | ||
358 | struct application_interface_entry_v1 entry; | ||
359 | |||
360 | memcpy(&entry, &g->bios.data[offset], sizeof(entry)); | ||
361 | |||
362 | gk20a_dbg_fn("appInfo id %d dmem_offset %d", | ||
363 | entry.id, entry.dmem_offset); | ||
364 | |||
365 | if (entry.id == APPINFO_ID_DEVINIT) | ||
366 | gm206_bios_parse_devinit_appinfo(g, entry.dmem_offset); | ||
367 | |||
368 | offset += hdr.entry_size; | ||
369 | } | ||
370 | |||
371 | return 0; | ||
372 | } | ||
373 | |||
374 | static int gm206_bios_parse_falcon_ucode_desc(struct gk20a *g, | ||
375 | struct nvgpu_bios_ucode *ucode, int offset) | ||
376 | { | ||
377 | struct falcon_ucode_desc_v1 desc; | ||
378 | |||
379 | memcpy(&desc, &g->bios.data[offset], sizeof(desc)); | ||
380 | gk20a_dbg_info("falcon ucode desc stored size %d uncompressed size %d", | ||
381 | desc.hdr_size.stored_size, desc.uncompressed_size); | ||
382 | gk20a_dbg_info("falcon ucode desc virtualEntry %x, interfaceOffset %x", | ||
383 | desc.virtual_entry, desc.interface_offset); | ||
384 | gk20a_dbg_info("falcon ucode IMEM phys base %x, load size %x virt base %x sec base %x sec size %x", | ||
385 | desc.imem_phys_base, desc.imem_load_size, | ||
386 | desc.imem_virt_base, desc.imem_sec_base, | ||
387 | desc.imem_sec_size); | ||
388 | gk20a_dbg_info("falcon ucode DMEM offset %d phys base %x, load size %d", | ||
389 | desc.dmem_offset, desc.dmem_phys_base, | ||
390 | desc.dmem_load_size); | ||
391 | |||
392 | if (desc.hdr_size.stored_size != desc.uncompressed_size) { | ||
393 | gk20a_dbg_info("does not match"); | ||
394 | return -EINVAL; | ||
395 | } | ||
396 | |||
397 | ucode->code_entry_point = desc.virtual_entry; | ||
398 | ucode->bootloader = &g->bios.data[offset] + sizeof(desc); | ||
399 | ucode->bootloader_phys_base = desc.imem_phys_base; | ||
400 | ucode->bootloader_size = desc.imem_load_size - desc.imem_sec_size; | ||
401 | ucode->ucode = ucode->bootloader + ucode->bootloader_size; | ||
402 | ucode->phys_base = ucode->bootloader_phys_base + ucode->bootloader_size; | ||
403 | ucode->size = desc.imem_sec_size; | ||
404 | ucode->dmem = ucode->bootloader + desc.dmem_offset; | ||
405 | ucode->dmem_phys_base = desc.dmem_phys_base; | ||
406 | ucode->dmem_size = desc.dmem_load_size; | ||
407 | |||
408 | return gm206_bios_parse_appinfo_table(g, | ||
409 | offset + sizeof(desc) + | ||
410 | desc.dmem_offset + desc.interface_offset); | ||
411 | } | ||
412 | |||
413 | static int gm206_bios_parse_falcon_ucode_table(struct gk20a *g, int offset) | ||
414 | { | ||
415 | struct falcon_ucode_table_hdr_v1 hdr; | ||
416 | int i; | ||
417 | |||
418 | memcpy(&hdr, &g->bios.data[offset], sizeof(hdr)); | ||
419 | gk20a_dbg_fn("falcon ucode table ver %d size %d entrySize %d entryCount %d descVer %d descSize %d", | ||
420 | hdr.version, hdr.header_size, | ||
421 | hdr.entry_size, hdr.entry_count, | ||
422 | hdr.desc_version, hdr.desc_size); | ||
423 | |||
424 | if (hdr.version != 1) | ||
425 | return -EINVAL; | ||
426 | |||
427 | offset += hdr.header_size; | ||
428 | |||
429 | for (i = 0; i < hdr.entry_count; i++) { | ||
430 | struct falcon_ucode_table_entry_v1 entry; | ||
431 | |||
432 | memcpy(&entry, &g->bios.data[offset], sizeof(entry)); | ||
433 | |||
434 | gk20a_dbg_fn("falcon ucode table entry appid %x targetId %x descPtr %x", | ||
435 | entry.application_id, entry.target_id, | ||
436 | entry.desc_ptr); | ||
437 | |||
438 | if (entry.target_id == TARGET_ID_PMU && | ||
439 | entry.application_id == APPLICATION_ID_DEVINIT) { | ||
440 | int err; | ||
441 | |||
442 | err = gm206_bios_parse_falcon_ucode_desc(g, | ||
443 | &g->bios.devinit, entry.desc_ptr); | ||
444 | if (err) | ||
445 | err = gm206_bios_parse_falcon_ucode_desc(g, | ||
446 | &g->bios.devinit, | ||
447 | entry.desc_ptr + | ||
448 | g->bios.expansion_rom_offset); | ||
449 | |||
450 | if (err) | ||
451 | gk20a_err(dev_from_gk20a(g), | ||
452 | "could not parse devinit ucode desc"); | ||
453 | } else if (entry.target_id == TARGET_ID_PMU && | ||
454 | entry.application_id == APPLICATION_ID_PRE_OS) { | ||
455 | int err; | ||
456 | |||
457 | err = gm206_bios_parse_falcon_ucode_desc(g, | ||
458 | &g->bios.preos, entry.desc_ptr); | ||
459 | if (err) | ||
460 | err = gm206_bios_parse_falcon_ucode_desc(g, | ||
461 | &g->bios.preos, | ||
462 | entry.desc_ptr + | ||
463 | g->bios.expansion_rom_offset); | ||
464 | |||
465 | if (err) | ||
466 | gk20a_err(dev_from_gk20a(g), | ||
467 | "could not parse preos ucode desc"); | ||
468 | } | ||
469 | |||
470 | offset += hdr.entry_size; | ||
471 | } | ||
472 | |||
473 | return 0; | ||
474 | } | ||
475 | |||
476 | static void gm206_bios_parse_falcon_data_v2(struct gk20a *g, int offset) | ||
477 | { | ||
478 | struct falcon_data_v2 falcon_data; | ||
479 | int err; | ||
480 | |||
481 | memcpy(&falcon_data, &g->bios.data[offset], sizeof(falcon_data)); | ||
482 | gk20a_dbg_fn("falcon ucode table ptr %x", | ||
483 | falcon_data.falcon_ucode_table_ptr); | ||
484 | err = gm206_bios_parse_falcon_ucode_table(g, | ||
485 | falcon_data.falcon_ucode_table_ptr); | ||
486 | if (err) | ||
487 | err = gm206_bios_parse_falcon_ucode_table(g, | ||
488 | falcon_data.falcon_ucode_table_ptr + | ||
489 | g->bios.expansion_rom_offset); | ||
490 | |||
491 | if (err) | ||
492 | gk20a_err(dev_from_gk20a(g), | ||
493 | "could not parse falcon ucode table"); | ||
494 | } | ||
495 | |||
496 | static void *gm206_bios_get_perf_table_ptrs(struct gk20a *g, | ||
497 | struct bit_token *ptoken, u8 table_id) | ||
498 | { | ||
499 | u32 perf_table_id_offset = 0; | ||
500 | u8 *perf_table_ptr = NULL; | ||
501 | u8 data_size = 4; | ||
502 | |||
503 | if (ptoken != NULL) { | ||
504 | |||
505 | if (ptoken->token_id == TOKEN_ID_VIRT_PTRS) { | ||
506 | perf_table_id_offset = *((u16 *)&g->bios.data[ | ||
507 | ptoken->data_ptr + | ||
508 | (table_id * PERF_PTRS_WIDTH_16)]); | ||
509 | data_size = PERF_PTRS_WIDTH_16; | ||
510 | } else { | ||
511 | perf_table_id_offset = *((u32 *)&g->bios.data[ | ||
512 | ptoken->data_ptr + | ||
513 | (table_id * PERF_PTRS_WIDTH)]); | ||
514 | data_size = PERF_PTRS_WIDTH; | ||
515 | } | ||
516 | } else | ||
517 | return (void *)perf_table_ptr; | ||
518 | |||
519 | if (table_id < (ptoken->data_size/data_size)) { | ||
520 | |||
521 | gk20a_dbg_info("Perf_Tbl_ID-offset 0x%x Tbl_ID_Ptr-offset- 0x%x", | ||
522 | (ptoken->data_ptr + | ||
523 | (table_id * data_size)), | ||
524 | perf_table_id_offset); | ||
525 | |||
526 | if (perf_table_id_offset != 0) { | ||
527 | /* check is perf_table_id_offset is > 64k */ | ||
528 | if (perf_table_id_offset & ~0xFFFF) | ||
529 | perf_table_ptr = | ||
530 | &g->bios.data[g->bios.expansion_rom_offset + | ||
531 | perf_table_id_offset]; | ||
532 | else | ||
533 | perf_table_ptr = | ||
534 | &g->bios.data[perf_table_id_offset]; | ||
535 | } else | ||
536 | gk20a_warn(g->dev, "PERF TABLE ID %d is NULL", | ||
537 | table_id); | ||
538 | } else | ||
539 | gk20a_warn(g->dev, "INVALID PERF TABLE ID - %d ", table_id); | ||
540 | |||
541 | return (void *)perf_table_ptr; | ||
542 | } | ||
543 | |||
544 | static void gm206_bios_parse_bit(struct gk20a *g, int offset) | ||
545 | { | ||
546 | struct bit bit; | ||
547 | struct bit_token bit_token; | ||
548 | int i; | ||
549 | |||
550 | gk20a_dbg_fn(""); | ||
551 | memcpy(&bit, &g->bios.data[offset], sizeof(bit)); | ||
552 | |||
553 | gk20a_dbg_info("BIT header: %04x %08x", bit.id, bit.signature); | ||
554 | gk20a_dbg_info("tokens: %d entries * %d bytes", | ||
555 | bit.token_entries, bit.token_size); | ||
556 | |||
557 | offset += bit.header_size; | ||
558 | for (i = 0; i < bit.token_entries; i++) { | ||
559 | memcpy(&bit_token, &g->bios.data[offset], sizeof(bit_token)); | ||
560 | |||
561 | gk20a_dbg_info("BIT token id %d ptr %d size %d ver %d", | ||
562 | bit_token.token_id, bit_token.data_ptr, | ||
563 | bit_token.data_size, bit_token.data_version); | ||
564 | |||
565 | switch (bit_token.token_id) { | ||
566 | case TOKEN_ID_BIOSDATA: | ||
567 | gm206_bios_parse_biosdata(g, bit_token.data_ptr); | ||
568 | break; | ||
569 | case TOKEN_ID_NVINIT_PTRS: | ||
570 | gm206_bios_parse_nvinit_ptrs(g, bit_token.data_ptr); | ||
571 | break; | ||
572 | case TOKEN_ID_FALCON_DATA: | ||
573 | if (bit_token.data_version == 2) | ||
574 | gm206_bios_parse_falcon_data_v2(g, | ||
575 | bit_token.data_ptr); | ||
576 | break; | ||
577 | case TOKEN_ID_PERF_PTRS: | ||
578 | g->bios.perf_token = | ||
579 | (struct bit_token *)&g->bios.data[offset]; | ||
580 | break; | ||
581 | case TOKEN_ID_CLOCK_PTRS: | ||
582 | g->bios.clock_token = | ||
583 | (struct bit_token *)&g->bios.data[offset]; | ||
584 | break; | ||
585 | case TOKEN_ID_VIRT_PTRS: | ||
586 | g->bios.virt_token = | ||
587 | (struct bit_token *)&g->bios.data[offset]; | ||
588 | break; | ||
589 | case TOKEN_ID_MEMORY_PTRS: | ||
590 | gm206_bios_parse_memory_ptrs(g, bit_token.data_ptr, | ||
591 | bit_token.data_version); | ||
592 | default: | ||
593 | break; | ||
594 | } | ||
595 | |||
596 | offset += bit.token_size; | ||
597 | } | ||
598 | gk20a_dbg_fn("done"); | ||
599 | } | ||
600 | |||
601 | static u32 __gm206_bios_readbyte(struct gk20a *g, u32 offset) | ||
602 | { | ||
603 | return (u32) g->bios.data[offset]; | ||
604 | } | ||
605 | |||
606 | u8 gm206_bios_read_u8(struct gk20a *g, u32 offset) | ||
607 | { | ||
608 | return (u8) __gm206_bios_readbyte(g, offset); | ||
609 | } | ||
610 | |||
611 | s8 gm206_bios_read_s8(struct gk20a *g, u32 offset) | ||
612 | { | ||
613 | u32 val; | ||
614 | val = __gm206_bios_readbyte(g, offset); | ||
615 | val = val & 0x80 ? (val | ~0xff) : val; | ||
616 | |||
617 | return (s8) val; | ||
618 | } | ||
619 | |||
620 | u16 gm206_bios_read_u16(struct gk20a *g, u32 offset) | ||
621 | { | ||
622 | u16 val; | ||
623 | |||
624 | val = __gm206_bios_readbyte(g, offset) | | ||
625 | (__gm206_bios_readbyte(g, offset+1) << 8); | ||
626 | |||
627 | return val; | ||
628 | } | ||
629 | |||
630 | u32 gm206_bios_read_u32(struct gk20a *g, u32 offset) | ||
631 | { | ||
632 | u32 val; | ||
633 | |||
634 | val = __gm206_bios_readbyte(g, offset) | | ||
635 | (__gm206_bios_readbyte(g, offset+1) << 8) | | ||
636 | (__gm206_bios_readbyte(g, offset+2) << 16) | | ||
637 | (__gm206_bios_readbyte(g, offset+3) << 24); | ||
638 | |||
639 | return val; | ||
640 | } | ||
641 | 38 | ||
642 | static void upload_code(struct gk20a *g, u32 dst, | 39 | static void upload_code(struct gk20a *g, u32 dst, |
643 | u8 *src, u32 size, u8 port, bool sec) | 40 | u8 *src, u32 size, u8 port, bool sec) |
@@ -831,14 +228,13 @@ static int gm206_bios_preos(struct gk20a *g) | |||
831 | return err; | 228 | return err; |
832 | } | 229 | } |
833 | 230 | ||
834 | static int gm206_bios_init(struct gk20a *g) | 231 | int gm206_bios_init(struct gk20a *g) |
835 | { | 232 | { |
836 | unsigned int i; | 233 | unsigned int i; |
837 | struct gk20a_platform *platform = dev_get_drvdata(g->dev); | 234 | struct gk20a_platform *platform = dev_get_drvdata(g->dev); |
838 | struct dentry *d; | 235 | struct dentry *d; |
839 | const struct firmware *bios_fw; | 236 | const struct firmware *bios_fw; |
840 | int err; | 237 | int err; |
841 | bool found = 0; | ||
842 | struct pci_dev *pdev = to_pci_dev(g->dev); | 238 | struct pci_dev *pdev = to_pci_dev(g->dev); |
843 | char rom_name[sizeof(BIOS_OVERLAY_NAME_FORMATTED)]; | 239 | char rom_name[sizeof(BIOS_OVERLAY_NAME_FORMATTED)]; |
844 | 240 | ||
@@ -880,24 +276,10 @@ static int gm206_bios_init(struct gk20a *g) | |||
880 | g->ops.xve.enable_shadow_rom(g); | 276 | g->ops.xve.enable_shadow_rom(g); |
881 | } | 277 | } |
882 | 278 | ||
883 | err = gm206_bios_parse_rom(g); | 279 | err = nvgpu_bios_parse_rom(g); |
884 | if (err) | 280 | if (err) |
885 | return err; | 281 | return err; |
886 | 282 | ||
887 | gk20a_dbg_info("read bios"); | ||
888 | for (i = 0; i < g->bios.size - 6; i++) { | ||
889 | if (gm206_bios_rdu16(g, i) == BIT_HEADER_ID && | ||
890 | gm206_bios_rdu32(g, i+2) == BIT_HEADER_SIGNATURE) { | ||
891 | gm206_bios_parse_bit(g, i); | ||
892 | found = true; | ||
893 | } | ||
894 | } | ||
895 | |||
896 | if (!found) { | ||
897 | gk20a_err(g->dev, "no valid VBIOS found"); | ||
898 | return -EINVAL; | ||
899 | } | ||
900 | |||
901 | if (g->gpu_characteristics.vbios_version < | 283 | if (g->gpu_characteristics.vbios_version < |
902 | platform->vbios_min_version) { | 284 | platform->vbios_min_version) { |
903 | gk20a_err(g->dev, "unsupported VBIOS version %08x", | 285 | gk20a_err(g->dev, "unsupported VBIOS version %08x", |
@@ -936,8 +318,7 @@ free_firmware: | |||
936 | return err; | 318 | return err; |
937 | } | 319 | } |
938 | 320 | ||
939 | void gm206_init_bios(struct gpu_ops *gops) | 321 | void gm206_init_bios_ops(struct gpu_ops *gops) |
940 | { | 322 | { |
941 | gops->bios.init = gm206_bios_init; | 323 | gops->bios_init = gm206_bios_init; |
942 | gops->bios.get_perf_table_ptrs = gm206_bios_get_perf_table_ptrs; | ||
943 | } | 324 | } |