xref: /linux/drivers/accel/ivpu/vpu_boot_api.h (revision d8310914848223de7ec04d55bd15f013f0dad803)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright (C) 2020-2023 Intel Corporation
4  */
5 
6 #ifndef VPU_BOOT_API_H
7 #define VPU_BOOT_API_H
8 
9 /*
10  * =========== FW API version information beginning ================
11  *  The bellow values will be used to construct the version info this way:
12  *  fw_bin_header->api_version[VPU_BOOT_API_VER_ID] = (VPU_BOOT_API_VER_MAJOR << 16) |
13  *  VPU_BOOT_API_VER_MINOR;
14  *  VPU_BOOT_API_VER_PATCH will be ignored. KMD and compatibility is not affected if this changes
15  *  This information is collected by using vpuip_2/application/vpuFirmware/make_std_fw_image.py
16  *  If a header is missing this info we ignore the header, if a header is missing or contains
17  *  partial info a build error will be generated.
18  */
19 
20 /*
21  * Major version changes that break backward compatibility.
22  * Major version must start from 1 and can only be incremented.
23  */
24 #define VPU_BOOT_API_VER_MAJOR 3
25 
26 /*
27  * Minor version changes when API backward compatibility is preserved.
28  * Resets to 0 if Major version is incremented.
29  */
30 #define VPU_BOOT_API_VER_MINOR 20
31 
32 /*
33  * API header changed (field names, documentation, formatting) but API itself has not been changed
34  */
35 #define VPU_BOOT_API_VER_PATCH 4
36 
37 /*
38  * Index in the API version table
39  * Must be unique for each API
40  */
41 #define VPU_BOOT_API_VER_INDEX 0
42 /* ------------ FW API version information end ---------------------*/
43 
44 #pragma pack(push, 1)
45 
46 /*
47  * Firmware image header format
48  */
49 #define VPU_FW_HEADER_SIZE    4096
50 #define VPU_FW_HEADER_VERSION 0x1
51 #define VPU_FW_VERSION_SIZE   32
52 #define VPU_FW_API_VER_NUM    16
53 
54 struct vpu_firmware_header {
55 	u32 header_version;
56 	u32 image_format;
57 	u64 image_load_address;
58 	u32 image_size;
59 	u64 entry_point;
60 	u8 vpu_version[VPU_FW_VERSION_SIZE];
61 	u32 compression_type;
62 	u64 firmware_version_load_address;
63 	u32 firmware_version_size;
64 	u64 boot_params_load_address;
65 	u32 api_version[VPU_FW_API_VER_NUM];
66 	/* Size of memory require for firmware execution */
67 	u32 runtime_size;
68 	u32 shave_nn_fw_size;
69 	/* Size of primary preemption buffer. */
70 	u32 preemption_buffer_1_size;
71 	/* Size of secondary preemption buffer. */
72 	u32 preemption_buffer_2_size;
73 	/* Space reserved for future preemption-related fields. */
74 	u32 preemption_reserved[6];
75 };
76 
77 /*
78  * Firmware boot parameters format
79  */
80 
81 #define VPU_BOOT_PLL_COUNT     3
82 #define VPU_BOOT_PLL_OUT_COUNT 4
83 
84 /** Values for boot_type field */
85 #define VPU_BOOT_TYPE_COLDBOOT 0
86 #define VPU_BOOT_TYPE_WARMBOOT 1
87 
88 /** Value for magic filed */
89 #define VPU_BOOT_PARAMS_MAGIC 0x10000
90 
91 /** VPU scheduling mode. By default, OS scheduling is used. */
92 #define VPU_SCHEDULING_MODE_OS 0
93 #define VPU_SCHEDULING_MODE_HW 1
94 
95 enum VPU_BOOT_L2_CACHE_CFG_TYPE {
96 	VPU_BOOT_L2_CACHE_CFG_UPA = 0,
97 	VPU_BOOT_L2_CACHE_CFG_NN = 1,
98 	VPU_BOOT_L2_CACHE_CFG_NUM = 2
99 };
100 
101 /** VPU MCA ECC signalling mode. By default, no signalling is used */
102 enum VPU_BOOT_MCA_ECC_SIGNAL_TYPE {
103 	VPU_BOOT_MCA_ECC_NONE = 0,
104 	VPU_BOOT_MCA_ECC_CORR = 1,
105 	VPU_BOOT_MCA_ECC_FATAL = 2,
106 	VPU_BOOT_MCA_ECC_BOTH = 3
107 };
108 
109 /**
110  * Logging destinations.
111  *
112  * Logging output can be directed to different logging destinations. This enum
113  * defines the list of logging destinations supported by the VPU firmware (NOTE:
114  * a specific VPU FW binary may support only a subset of such output
115  * destinations, depending on the target platform and compile options).
116  */
117 enum vpu_trace_destination {
118 	VPU_TRACE_DESTINATION_PIPEPRINT = 0x1,
119 	VPU_TRACE_DESTINATION_VERBOSE_TRACING = 0x2,
120 	VPU_TRACE_DESTINATION_NORTH_PEAK = 0x4,
121 };
122 
123 /*
124  * Processor bit shifts (for loggable HW components).
125  */
126 #define VPU_TRACE_PROC_BIT_ARM	     0
127 #define VPU_TRACE_PROC_BIT_LRT	     1
128 #define VPU_TRACE_PROC_BIT_LNN	     2
129 #define VPU_TRACE_PROC_BIT_SHV_0     3
130 #define VPU_TRACE_PROC_BIT_SHV_1     4
131 #define VPU_TRACE_PROC_BIT_SHV_2     5
132 #define VPU_TRACE_PROC_BIT_SHV_3     6
133 #define VPU_TRACE_PROC_BIT_SHV_4     7
134 #define VPU_TRACE_PROC_BIT_SHV_5     8
135 #define VPU_TRACE_PROC_BIT_SHV_6     9
136 #define VPU_TRACE_PROC_BIT_SHV_7     10
137 #define VPU_TRACE_PROC_BIT_SHV_8     11
138 #define VPU_TRACE_PROC_BIT_SHV_9     12
139 #define VPU_TRACE_PROC_BIT_SHV_10    13
140 #define VPU_TRACE_PROC_BIT_SHV_11    14
141 #define VPU_TRACE_PROC_BIT_SHV_12    15
142 #define VPU_TRACE_PROC_BIT_SHV_13    16
143 #define VPU_TRACE_PROC_BIT_SHV_14    17
144 #define VPU_TRACE_PROC_BIT_SHV_15    18
145 #define VPU_TRACE_PROC_BIT_ACT_SHV_0 19
146 #define VPU_TRACE_PROC_BIT_ACT_SHV_1 20
147 #define VPU_TRACE_PROC_BIT_ACT_SHV_2 21
148 #define VPU_TRACE_PROC_BIT_ACT_SHV_3 22
149 #define VPU_TRACE_PROC_NO_OF_HW_DEVS 23
150 
151 /* VPU 30xx HW component IDs are sequential, so define first and last IDs. */
152 #define VPU_TRACE_PROC_BIT_30XX_FIRST VPU_TRACE_PROC_BIT_LRT
153 #define VPU_TRACE_PROC_BIT_30XX_LAST  VPU_TRACE_PROC_BIT_SHV_15
154 #define VPU_TRACE_PROC_BIT_KMB_FIRST  VPU_TRACE_PROC_BIT_30XX_FIRST
155 #define VPU_TRACE_PROC_BIT_KMB_LAST   VPU_TRACE_PROC_BIT_30XX_LAST
156 
157 struct vpu_boot_l2_cache_config {
158 	u8 use;
159 	u8 cfg;
160 };
161 
162 struct vpu_warm_boot_section {
163 	u32 src;
164 	u32 dst;
165 	u32 size;
166 	u32 core_id;
167 	u32 is_clear_op;
168 };
169 
170 /*
171  * When HW scheduling mode is enabled, a present period is defined.
172  * It will be used by VPU to swap between normal and focus priorities
173  * to prevent starving of normal priority band (when implemented).
174  * Host must provide a valid value at boot time in
175  * `vpu_focus_present_timer_ms`. If the value provided by the host is not within the
176  * defined range a default value will be used. Here we define the min. and max.
177  * allowed values and the and default value of the present period. Units are milliseconds.
178  */
179 #define VPU_PRESENT_CALL_PERIOD_MS_DEFAULT 50
180 #define VPU_PRESENT_CALL_PERIOD_MS_MIN	   16
181 #define VPU_PRESENT_CALL_PERIOD_MS_MAX	   10000
182 
183 /**
184  * Macros to enable various operation modes within the VPU.
185  * To be defined as part of 32 bit mask.
186  */
187 #define VPU_OP_MODE_SURVIVABILITY 0x1
188 
189 struct vpu_boot_params {
190 	u32 magic;
191 	u32 vpu_id;
192 	u32 vpu_count;
193 	u32 pad0[5];
194 	/* Clock frequencies: 0x20 - 0xFF */
195 	u32 frequency;
196 	u32 pll[VPU_BOOT_PLL_COUNT][VPU_BOOT_PLL_OUT_COUNT];
197 	u32 perf_clk_frequency;
198 	u32 pad1[42];
199 	/* Memory regions: 0x100 - 0x1FF */
200 	u64 ipc_header_area_start;
201 	u32 ipc_header_area_size;
202 	u64 shared_region_base;
203 	u32 shared_region_size;
204 	u64 ipc_payload_area_start;
205 	u32 ipc_payload_area_size;
206 	u64 global_aliased_pio_base;
207 	u32 global_aliased_pio_size;
208 	u32 autoconfig;
209 	struct vpu_boot_l2_cache_config cache_defaults[VPU_BOOT_L2_CACHE_CFG_NUM];
210 	u64 global_memory_allocator_base;
211 	u32 global_memory_allocator_size;
212 	/**
213 	 * ShaveNN FW section VPU base address
214 	 * On VPU2.7 HW this address must be within 2GB range starting from L2C_PAGE_TABLE base
215 	 */
216 	u64 shave_nn_fw_base;
217 	u64 save_restore_ret_address; /* stores the address of FW's restore entry point */
218 	u32 pad2[43];
219 	/* IRQ re-direct numbers: 0x200 - 0x2FF */
220 	s32 watchdog_irq_mss;
221 	s32 watchdog_irq_nce;
222 	/* ARM -> VPU doorbell interrupt. ARM is notifying VPU of async command or compute job. */
223 	u32 host_to_vpu_irq;
224 	/* VPU -> ARM job done interrupt. VPU is notifying ARM of compute job completion. */
225 	u32 job_done_irq;
226 	/* VPU -> ARM IRQ line to use to request MMU update. */
227 	u32 mmu_update_request_irq;
228 	/* ARM -> VPU IRQ line to use to notify of MMU update completion. */
229 	u32 mmu_update_done_irq;
230 	/* ARM -> VPU IRQ line to use to request power level change. */
231 	u32 set_power_level_irq;
232 	/* VPU -> ARM IRQ line to use to notify of power level change completion. */
233 	u32 set_power_level_done_irq;
234 	/* VPU -> ARM IRQ line to use to notify of VPU idle state change */
235 	u32 set_vpu_idle_update_irq;
236 	/* VPU -> ARM IRQ line to use to request counter reset. */
237 	u32 metric_query_event_irq;
238 	/* ARM -> VPU IRQ line to use to notify of counter reset completion. */
239 	u32 metric_query_event_done_irq;
240 	/* VPU -> ARM IRQ line to use to notify of preemption completion. */
241 	u32 preemption_done_irq;
242 	/* Padding. */
243 	u32 pad3[52];
244 	/* Silicon information: 0x300 - 0x3FF */
245 	u32 host_version_id;
246 	u32 si_stepping;
247 	u64 device_id;
248 	u64 feature_exclusion;
249 	u64 sku;
250 	/** PLL ratio for minimum clock frequency */
251 	u32 min_freq_pll_ratio;
252 	/** PLL ratio for maximum clock frequency */
253 	u32 max_freq_pll_ratio;
254 	/**
255 	 * Initial log level threshold (messages with log level severity less than
256 	 * the threshold will not be logged); applies to every enabled logging
257 	 * destination and loggable HW component. See 'mvLog_t' enum for acceptable
258 	 * values.
259 	 * TODO: EISW-33556: Move log level definition (mvLog_t) to this file.
260 	 */
261 	u32 default_trace_level;
262 	u32 boot_type;
263 	u64 punit_telemetry_sram_base;
264 	u64 punit_telemetry_sram_size;
265 	u32 vpu_telemetry_enable;
266 	u64 crit_tracing_buff_addr;
267 	u32 crit_tracing_buff_size;
268 	u64 verbose_tracing_buff_addr;
269 	u32 verbose_tracing_buff_size;
270 	u64 verbose_tracing_sw_component_mask; /* TO BE REMOVED */
271 	/**
272 	 * Mask of destinations to which logging messages are delivered; bitwise OR
273 	 * of values defined in vpu_trace_destination enum.
274 	 */
275 	u32 trace_destination_mask;
276 	/**
277 	 * Mask of hardware components for which logging is enabled; bitwise OR of
278 	 * bits defined by the VPU_TRACE_PROC_BIT_* macros.
279 	 */
280 	u64 trace_hw_component_mask;
281 	/** Mask of trace message formats supported by the driver */
282 	u64 tracing_buff_message_format_mask;
283 	u64 trace_reserved_1[2];
284 	/**
285 	 * Period at which the VPU reads the temp sensor values into MMIO, on
286 	 * platforms where that is necessary (in ms). 0 to disable reads.
287 	 */
288 	u32 temp_sensor_period_ms;
289 	/** PLL ratio for efficient clock frequency */
290 	u32 pn_freq_pll_ratio;
291 	/** DVFS Mode: Default: 0, Max Performance: 1, On Demand: 2, Power Save: 3 */
292 	u32 dvfs_mode;
293 	/**
294 	 * Depending on DVFS Mode:
295 	 * On-demand: Default if 0.
296 	 *    Bit 0-7   - uint8_t: Highest residency percent
297 	 *    Bit 8-15  - uint8_t: High residency percent
298 	 *    Bit 16-23 - uint8_t: Low residency percent
299 	 *    Bit 24-31 - uint8_t: Lowest residency percent
300 	 *    Bit 32-35 - unsigned 4b: PLL Ratio increase amount on highest residency
301 	 *    Bit 36-39 - unsigned 4b: PLL Ratio increase amount on high residency
302 	 *    Bit 40-43 - unsigned 4b: PLL Ratio decrease amount on low residency
303 	 *    Bit 44-47 - unsigned 4b: PLL Ratio decrease amount on lowest frequency
304 	 *    Bit 48-55 - uint8_t: Period (ms) for residency decisions
305 	 *    Bit 56-63 - uint8_t: Averaging windows (as multiples of period. Max: 30 decimal)
306 	 * Power Save/Max Performance: Unused
307 	 */
308 	u64 dvfs_param;
309 	/**
310 	 * D0i3 delayed entry
311 	 * Bit0: Disable CPU state save on D0i2 entry flow.
312 	 *       0: Every D0i2 entry saves state. Save state IPC message ignored.
313 	 *       1: IPC message required to save state on D0i3 entry flow.
314 	 */
315 	u32 d0i3_delayed_entry;
316 	/* Time spent by VPU in D0i3 state */
317 	u64 d0i3_residency_time_us;
318 	/* Value of VPU perf counter at the time of entering D0i3 state . */
319 	u64 d0i3_entry_vpu_ts;
320 	u32 pad4[20];
321 	/* Warm boot information: 0x400 - 0x43F */
322 	u32 warm_boot_sections_count;
323 	u32 warm_boot_start_address_reference;
324 	u32 warm_boot_section_info_address_offset;
325 	u32 pad5[13];
326 	/* Power States transitions timestamps: 0x440 - 0x46F*/
327 	struct {
328 		/* VPU_IDLE -> VPU_ACTIVE transition initiated timestamp */
329 		u64 vpu_active_state_requested;
330 		/* VPU_IDLE -> VPU_ACTIVE transition completed timestamp */
331 		u64 vpu_active_state_achieved;
332 		/* VPU_ACTIVE -> VPU_IDLE transition initiated timestamp */
333 		u64 vpu_idle_state_requested;
334 		/* VPU_ACTIVE -> VPU_IDLE transition completed timestamp */
335 		u64 vpu_idle_state_achieved;
336 		/* VPU_IDLE -> VPU_STANDBY transition initiated timestamp */
337 		u64 vpu_standby_state_requested;
338 		/* VPU_IDLE -> VPU_STANDBY transition completed timestamp */
339 		u64 vpu_standby_state_achieved;
340 	} power_states_timestamps;
341 	/* VPU scheduling mode. Values defined by VPU_SCHEDULING_MODE_* macros. */
342 	u32 vpu_scheduling_mode;
343 	/* Present call period in milliseconds. */
344 	u32 vpu_focus_present_timer_ms;
345 	/* VPU ECC Signaling */
346 	u32 vpu_uses_ecc_mca_signal;
347 	/* Values defined by VPU_OP_MODE* macros */
348 	u32 vpu_operation_mode;
349 	/* Unused/reserved: 0x480 - 0xFFF */
350 	u32 pad6[736];
351 };
352 
353 /*
354  * Magic numbers set between host and vpu to detect corruptio of tracing init
355  */
356 
357 #define VPU_TRACING_BUFFER_CANARY (0xCAFECAFE)
358 
359 /* Tracing buffer message format definitions */
360 #define VPU_TRACING_FORMAT_STRING 0
361 #define VPU_TRACING_FORMAT_MIPI	  2
362 /*
363  * Header of the tracing buffer.
364  * The below defined header will be stored at the beginning of
365  * each allocated tracing buffer, followed by a series of 256b
366  * of ASCII trace message entries.
367  */
368 struct vpu_tracing_buffer_header {
369 	/**
370 	 * Magic number set by host to detect corruption
371 	 * @see VPU_TRACING_BUFFER_CANARY
372 	 */
373 	u32 host_canary_start;
374 	/* offset from start of buffer for trace entries */
375 	u32 read_index;
376 	u32 pad_to_cache_line_size_0[14];
377 	/* End of first cache line */
378 
379 	/**
380 	 * Magic number set by host to detect corruption
381 	 * @see VPU_TRACING_BUFFER_CANARY
382 	 */
383 	u32 vpu_canary_start;
384 	/* offset from start of buffer from write start */
385 	u32 write_index;
386 	/* counter for buffer wrapping */
387 	u32 wrap_count;
388 	/* legacy field - do not use */
389 	u32 reserved_0;
390 	/**
391 	 * Size of the log buffer include this header (@header_size) and space
392 	 * reserved for all messages. If @alignment` is greater that 0 the @Size
393 	 * must be multiple of @Alignment.
394 	 */
395 	u32 size;
396 	/* Header version */
397 	u16 header_version;
398 	/* Header size */
399 	u16 header_size;
400 	/*
401 	 * Format of the messages in the trace buffer
402 	 * 0 - null terminated string
403 	 * 1 - size + null terminated string
404 	 * 2 - MIPI-SysT encoding
405 	 */
406 	u32 format;
407 	/*
408 	 * Message alignment
409 	 * 0 - messages are place 1 after another
410 	 * n - every message starts and multiple on offset
411 	 */
412 	u32 alignment; /* 64, 128, 256 */
413 	/* Name of the logging entity, i.e "LRT", "LNN", "SHV0", etc */
414 	char name[16];
415 	u32 pad_to_cache_line_size_1[4];
416 	/* End of second cache line */
417 };
418 
419 #pragma pack(pop)
420 
421 #endif
422