xref: /dpdk/drivers/common/cnxk/roc_platform.h (revision e77506397fc8005c5129e22e9e2d15d5876790fd)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(C) 2021 Marvell.
3  */
4 
5 #ifndef _ROC_PLATFORM_H_
6 #define _ROC_PLATFORM_H_
7 
8 #include <rte_compat.h>
9 #include <rte_alarm.h>
10 #include <rte_bitmap.h>
11 #include <bus_pci_driver.h>
12 #include <rte_byteorder.h>
13 #include <rte_common.h>
14 #include <rte_cycles.h>
15 #include <rte_ether.h>
16 #include <rte_interrupts.h>
17 #include <rte_io.h>
18 #include <rte_lcore.h>
19 #include <rte_log.h>
20 #include <rte_malloc.h>
21 #include <rte_memzone.h>
22 #include <rte_pci.h>
23 #include <rte_seqcount.h>
24 #include <rte_spinlock.h>
25 #include <rte_string_fns.h>
26 #include <rte_tailq.h>
27 #include <rte_telemetry.h>
28 
29 #include "eal_filesystem.h"
30 
31 #include "roc_bits.h"
32 
33 #if defined(__ARM_FEATURE_SVE)
34 #define PLT_CPU_FEATURE_PREAMBLE                                               \
35 	".arch_extension crc\n"                                                \
36 	".arch_extension lse\n"                                                \
37 	".arch_extension sve\n"
38 #else
39 #define PLT_CPU_FEATURE_PREAMBLE                                               \
40 	".arch_extension crc\n"                                                \
41 	".arch_extension lse\n"
42 #endif
43 
44 #define PLT_ASSERT		 RTE_ASSERT
45 #define PLT_VERIFY		 RTE_VERIFY
46 #define PLT_MEMZONE_NAMESIZE	 RTE_MEMZONE_NAMESIZE
47 #define PLT_PTR_ADD		 RTE_PTR_ADD
48 #define PLT_PTR_SUB		 RTE_PTR_SUB
49 #define PLT_PTR_DIFF		 RTE_PTR_DIFF
50 #define PLT_MAX_RXTX_INTR_VEC_ID RTE_MAX_RXTX_INTR_VEC_ID
51 #define PLT_INTR_VEC_RXTX_OFFSET RTE_INTR_VEC_RXTX_OFFSET
52 #define PLT_MIN			 RTE_MIN
53 #define PLT_MAX			 RTE_MAX
54 #define PLT_DIM			 RTE_DIM
55 #define PLT_SET_USED		 RTE_SET_USED
56 #define PLT_SWAP		 RTE_SWAP
57 #define PLT_STATIC_ASSERT(s)	 _Static_assert(s, #s)
58 #define PLT_ALIGN		 RTE_ALIGN
59 #define PLT_ALIGN_MUL_CEIL	 RTE_ALIGN_MUL_CEIL
60 #define PLT_MODEL_MZ_NAME	 "roc_model_mz"
61 #define PLT_CACHE_LINE_SIZE	 RTE_CACHE_LINE_SIZE
62 #define BITMASK_ULL		 GENMASK_ULL
63 #define PLT_ALIGN_CEIL		 RTE_ALIGN_CEIL
64 #define PLT_ALIGN_FLOOR		 RTE_ALIGN_FLOOR
65 #define PLT_INIT		 RTE_INIT
66 #define PLT_MAX_ETHPORTS	 RTE_MAX_ETHPORTS
67 #define PLT_TAILQ_FOREACH_SAFE	 RTE_TAILQ_FOREACH_SAFE
68 
69 #ifndef PLT_ETHER_ADDR_LEN
70 #define PLT_ETHER_ADDR_LEN RTE_ETHER_ADDR_LEN
71 #endif
72 
73 #define PLT_DISABLE_TEMPLATE_FUNC 0
74 #if PLT_DISABLE_TEMPLATE_FUNC
75 #ifndef CNXK_DIS_TMPLT_FUNC
76 #define CNXK_DIS_TMPLT_FUNC
77 #endif
78 #endif
79 
80 /* Cast to specific datatypes */
81 #define PLT_PTR_CAST(val) ((void *)(val))
82 #define PLT_U64_CAST(val) ((uint64_t)(val))
83 #define PLT_U32_CAST(val) ((uint32_t)(val))
84 #define PLT_U16_CAST(val) ((uint16_t)(val))
85 
86 /* Add / Sub pointer with scalar and cast to uint64_t */
87 #define PLT_PTR_ADD_U64_CAST(__ptr, __x) PLT_U64_CAST(PLT_PTR_ADD(__ptr, __x))
88 #define PLT_PTR_SUB_U64_CAST(__ptr, __x) PLT_U64_CAST(PLT_PTR_SUB(__ptr, __x))
89 
90 /** Divide ceil */
91 #define PLT_DIV_CEIL(x, y)			\
92 	__extension__ ({			\
93 		__typeof(x) __x = x;		\
94 		__typeof(y) __y = y;		\
95 		(__x + __y - 1) / __y;		\
96 	})
97 
98 #define __plt_cache_aligned __rte_cache_aligned
99 #define __plt_always_inline __rte_always_inline
100 #define __plt_packed_begin  __rte_packed_begin
101 #define __plt_packed_end    __rte_packed_end
102 #define __plt_unused	    __rte_unused
103 #define __roc_api	    __rte_internal
104 #define plt_iova_t	    rte_iova_t
105 
106 #define plt_pci_addr		    rte_pci_addr
107 #define plt_pci_device		    rte_pci_device
108 #define plt_pci_read_config	    rte_pci_read_config
109 #define plt_pci_find_ext_capability rte_pci_find_ext_capability
110 #define plt_sysfs_value_parse	    eal_parse_sysfs_value
111 
112 #define plt_log2_u32	 rte_log2_u32
113 #define plt_cpu_to_be_16 rte_cpu_to_be_16
114 #define plt_be_to_cpu_16 rte_be_to_cpu_16
115 #define plt_cpu_to_be_32 rte_cpu_to_be_32
116 #define plt_be_to_cpu_32 rte_be_to_cpu_32
117 #define plt_cpu_to_be_64 rte_cpu_to_be_64
118 #define plt_be_to_cpu_64 rte_be_to_cpu_64
119 
120 #define __plt_aligned	    __rte_aligned
121 #define plt_align32pow2	    rte_align32pow2
122 #define plt_align64pow2	    rte_align64pow2
123 #define plt_align32prevpow2 rte_align32prevpow2
124 
125 #define plt_bitmap			rte_bitmap
126 #define plt_bitmap_init			rte_bitmap_init
127 #define plt_bitmap_reset		rte_bitmap_reset
128 #define plt_bitmap_free			rte_bitmap_free
129 #define plt_bitmap_clear		rte_bitmap_clear
130 #define plt_bitmap_set			rte_bitmap_set
131 #define plt_bitmap_get			rte_bitmap_get
132 #define plt_bitmap_scan_init		__rte_bitmap_scan_init
133 #define plt_bitmap_scan			rte_bitmap_scan
134 #define plt_bitmap_get_memory_footprint rte_bitmap_get_memory_footprint
135 
136 #define plt_spinlock_t	     rte_spinlock_t
137 #define plt_spinlock_init    rte_spinlock_init
138 #define plt_spinlock_lock    rte_spinlock_lock
139 #define plt_spinlock_unlock  rte_spinlock_unlock
140 #define plt_spinlock_trylock rte_spinlock_trylock
141 
142 #define plt_seqcount_t			rte_seqcount_t
143 #define plt_seqcount_init		rte_seqcount_init
144 #define plt_seqcount_read_begin		rte_seqcount_read_begin
145 #define plt_seqcount_read_retry		rte_seqcount_read_retry
146 #define plt_seqcount_write_begin	rte_seqcount_write_begin
147 #define plt_seqcount_write_end		rte_seqcount_write_end
148 
149 #define plt_thread_t		     rte_thread_t
150 #define plt_intr_callback_register   rte_intr_callback_register
151 #define plt_intr_callback_unregister rte_intr_callback_unregister
152 #define plt_intr_disable	     rte_intr_disable
153 #define plt_thread_is_intr	     rte_thread_is_intr
154 #define plt_intr_callback_fn	     rte_intr_callback_fn
155 #define plt_thread_create_control    rte_thread_create_internal_control
156 #define plt_thread_join	             rte_thread_join
157 
158 static inline bool
159 plt_thread_is_valid(plt_thread_t thr)
160 {
161 	return thr.opaque_id ? true : false;
162 }
163 
164 #define plt_intr_efd_counter_size_get	rte_intr_efd_counter_size_get
165 #define plt_intr_efd_counter_size_set	rte_intr_efd_counter_size_set
166 #define plt_intr_vec_list_index_get	rte_intr_vec_list_index_get
167 #define plt_intr_vec_list_index_set	rte_intr_vec_list_index_set
168 #define plt_intr_vec_list_alloc		rte_intr_vec_list_alloc
169 #define plt_intr_vec_list_free		rte_intr_vec_list_free
170 #define plt_intr_fd_set			rte_intr_fd_set
171 #define plt_intr_fd_get			rte_intr_fd_get
172 #define plt_intr_dev_fd_get		rte_intr_dev_fd_get
173 #define plt_intr_dev_fd_set		rte_intr_dev_fd_set
174 #define plt_intr_type_get		rte_intr_type_get
175 #define plt_intr_type_set		rte_intr_type_set
176 #define plt_intr_instance_alloc		rte_intr_instance_alloc
177 #define plt_intr_instance_dup		rte_intr_instance_dup
178 #define plt_intr_instance_free		rte_intr_instance_free
179 #define plt_intr_event_list_update	rte_intr_event_list_update
180 #define plt_intr_max_intr_get		rte_intr_max_intr_get
181 #define plt_intr_max_intr_set		rte_intr_max_intr_set
182 #define plt_intr_nb_efd_get		rte_intr_nb_efd_get
183 #define plt_intr_nb_efd_set		rte_intr_nb_efd_set
184 #define plt_intr_nb_intr_get		rte_intr_nb_intr_get
185 #define plt_intr_nb_intr_set		rte_intr_nb_intr_set
186 #define plt_intr_efds_index_get		rte_intr_efds_index_get
187 #define plt_intr_efds_index_set		rte_intr_efds_index_set
188 #define plt_intr_elist_index_get	rte_intr_elist_index_get
189 #define plt_intr_elist_index_set	rte_intr_elist_index_set
190 #define plt_is_aligned			rte_is_aligned
191 
192 #define plt_alarm_set	 rte_eal_alarm_set
193 #define plt_alarm_cancel rte_eal_alarm_cancel
194 
195 #define plt_intr_handle rte_intr_handle
196 
197 #define plt_zmalloc(sz, align) rte_zmalloc("cnxk", sz, align)
198 #define plt_realloc	       rte_realloc
199 #define plt_free	       rte_free
200 
201 #define plt_read64(addr) rte_read64_relaxed((volatile void *)(addr))
202 #define plt_write64(val, addr)                                                 \
203 	rte_write64_relaxed((val), (volatile void *)(addr))
204 
205 #define plt_read32(addr) rte_read32_relaxed((volatile void *)(addr))
206 #define plt_write32(val, addr)                                                 \
207 	rte_write32_relaxed((val), (volatile void *)(addr))
208 
209 #define plt_wmb()		rte_wmb()
210 #define plt_rmb()		rte_rmb()
211 #define plt_io_wmb()		rte_io_wmb()
212 #define plt_io_rmb()		rte_io_rmb()
213 #define plt_atomic_thread_fence rte_atomic_thread_fence
214 
215 #define plt_bit_relaxed_get32   rte_bit_relaxed_get32
216 #define plt_bit_relaxed_set32   rte_bit_relaxed_set32
217 #define plt_bit_relaxed_clear32 rte_bit_relaxed_clear32
218 
219 #define plt_bit_relaxed_get64   rte_bit_relaxed_get64
220 #define plt_bit_relaxed_set64   rte_bit_relaxed_set64
221 #define plt_bit_relaxed_clear64 rte_bit_relaxed_clear64
222 
223 #define plt_popcount32		rte_popcount32
224 #define plt_popcount64		rte_popcount64
225 #define plt_clz32		rte_clz32
226 #define plt_ctz64		rte_ctz64
227 
228 #define plt_mmap       mmap
229 #define PLT_PROT_READ  PROT_READ
230 #define PLT_PROT_WRITE PROT_WRITE
231 #define PLT_MAP_SHARED MAP_SHARED
232 
233 #define plt_memzone	   rte_memzone
234 #define plt_memzone_lookup rte_memzone_lookup
235 #define plt_memzone_reserve_cache_align(name, sz)                              \
236 	rte_memzone_reserve_aligned(name, sz, 0, 0, RTE_CACHE_LINE_SIZE)
237 #define plt_memzone_free rte_memzone_free
238 #define plt_memzone_reserve_aligned(name, len, flags, align)                   \
239 	rte_memzone_reserve_aligned((name), (len), 0, (flags), (align))
240 
241 #define plt_tsc_hz     rte_get_tsc_hz
242 #define plt_tsc_cycles rte_get_tsc_cycles
243 #define plt_delay_ms   rte_delay_ms
244 #define plt_delay_us   rte_delay_us
245 
246 #define plt_lcore_id rte_lcore_id
247 
248 #define plt_strlcpy rte_strlcpy
249 
250 #define PLT_TEL_INT_VAL              RTE_TEL_INT_VAL
251 #define PLT_TEL_STRING_VAL           RTE_TEL_STRING_VAL
252 #define plt_tel_data                 rte_tel_data
253 #define plt_tel_data_start_array     rte_tel_data_start_array
254 #define plt_tel_data_add_array_int   rte_tel_data_add_array_int
255 #define plt_tel_data_add_array_string rte_tel_data_add_array_string
256 #define plt_tel_data_start_dict      rte_tel_data_start_dict
257 #define plt_tel_data_add_dict_int    rte_tel_data_add_dict_int
258 #define plt_tel_data_add_dict_ptr(d, n, v)			\
259 	rte_tel_data_add_dict_uint(d, n, (uint64_t)v)
260 #define plt_tel_data_add_dict_string rte_tel_data_add_dict_string
261 #define plt_tel_data_add_dict_u64    rte_tel_data_add_dict_uint
262 #define plt_telemetry_register_cmd   rte_telemetry_register_cmd
263 
264 /* Log */
265 extern int cnxk_logtype_base;
266 #define RTE_LOGTYPE_base cnxk_logtype_base
267 extern int cnxk_logtype_mbox;
268 #define RTE_LOGTYPE_mbox cnxk_logtype_mbox
269 extern int cnxk_logtype_cpt;
270 #define RTE_LOGTYPE_cpt cnxk_logtype_cpt
271 extern int cnxk_logtype_ml;
272 #define RTE_LOGTYPE_ml cnxk_logtype_ml
273 extern int cnxk_logtype_npa;
274 #define RTE_LOGTYPE_npa cnxk_logtype_npa
275 extern int cnxk_logtype_nix;
276 #define RTE_LOGTYPE_nix cnxk_logtype_nix
277 extern int cnxk_logtype_npc;
278 #define RTE_LOGTYPE_npc cnxk_logtype_npc
279 extern int cnxk_logtype_sso;
280 #define RTE_LOGTYPE_sso cnxk_logtype_sso
281 extern int cnxk_logtype_tim;
282 #define RTE_LOGTYPE_tim cnxk_logtype_tim
283 extern int cnxk_logtype_tm;
284 #define RTE_LOGTYPE_tm cnxk_logtype_tm
285 extern int cnxk_logtype_ree;
286 #define RTE_LOGTYPE_ree cnxk_logtype_ree
287 extern int cnxk_logtype_dpi;
288 #define RTE_LOGTYPE_dpi cnxk_logtype_dpi
289 extern int cnxk_logtype_rep;
290 #define RTE_LOGTYPE_rep cnxk_logtype_rep
291 extern int cnxk_logtype_esw;
292 #define RTE_LOGTYPE_esw cnxk_logtype_esw
293 
294 #define RTE_LOGTYPE_CNXK cnxk_logtype_base
295 
296 #define plt_err(...) \
297 	RTE_LOG_LINE_PREFIX(ERR, CNXK, "%s():%u ", __func__ RTE_LOG_COMMA __LINE__, __VA_ARGS__)
298 #define plt_info(...) RTE_LOG_LINE(INFO, CNXK, __VA_ARGS__)
299 #define plt_warn(...) RTE_LOG_LINE(WARNING, CNXK, __VA_ARGS__)
300 #define plt_print(...) RTE_LOG_LINE(INFO, CNXK, __VA_ARGS__)
301 #define plt_dump(fmt, ...)      fprintf(stderr, fmt "\n", ##__VA_ARGS__)
302 #define plt_dump_no_nl(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
303 
304 /**
305  * Log debug message if given subsystem logging is enabled.
306  */
307 #define plt_dbg(subsystem, ...) \
308 	RTE_LOG_LINE_PREFIX(DEBUG, subsystem, "%s():%u ", __func__ RTE_LOG_COMMA __LINE__, \
309 		__VA_ARGS__)
310 
311 #define plt_base_dbg(fmt, ...)	plt_dbg(base, fmt, ##__VA_ARGS__)
312 #define plt_cpt_dbg(fmt, ...)	plt_dbg(cpt, fmt, ##__VA_ARGS__)
313 #define plt_mbox_dbg(fmt, ...)	plt_dbg(mbox, fmt, ##__VA_ARGS__)
314 #define plt_ml_dbg(fmt, ...)	plt_dbg(ml, fmt, ##__VA_ARGS__)
315 #define plt_npa_dbg(fmt, ...)	plt_dbg(npa, fmt, ##__VA_ARGS__)
316 #define plt_nix_dbg(fmt, ...)	plt_dbg(nix, fmt, ##__VA_ARGS__)
317 #define plt_npc_dbg(fmt, ...)	plt_dbg(npc, fmt, ##__VA_ARGS__)
318 #define plt_sso_dbg(fmt, ...)	plt_dbg(sso, fmt, ##__VA_ARGS__)
319 #define plt_tim_dbg(fmt, ...)	plt_dbg(tim, fmt, ##__VA_ARGS__)
320 #define plt_tm_dbg(fmt, ...)	plt_dbg(tm, fmt, ##__VA_ARGS__)
321 #define plt_ree_dbg(fmt, ...)	plt_dbg(ree, fmt, ##__VA_ARGS__)
322 #define plt_dpi_dbg(fmt, ...)	plt_dbg(dpi, fmt, ##__VA_ARGS__)
323 #define plt_rep_dbg(fmt, ...)	plt_dbg(rep, fmt, ##__VA_ARGS__)
324 #define plt_esw_dbg(fmt, ...)	plt_dbg(esw, fmt, ##__VA_ARGS__)
325 
326 /* Datapath logs */
327 #define plt_dp_err(...) \
328 	RTE_LOG_DP_LINE_PREFIX(ERR, CNXK, "%s():%u ", __func__ RTE_LOG_COMMA __LINE__, \
329 		__VA_ARGS__)
330 #define plt_dp_info(...) \
331 	RTE_LOG_DP_LINE_PREFIX(INFO, CNXK, "%s():%u ", __func__ RTE_LOG_COMMA __LINE__, \
332 		__VA_ARGS__)
333 #define plt_dp_dbg(...) \
334 	RTE_LOG_DP_LINE_PREFIX(DEBUG, CNXK, "%s():%u ", __func__ RTE_LOG_COMMA __LINE__, \
335 		__VA_ARGS__)
336 
337 #ifdef __cplusplus
338 #define CNXK_PCI_ID(subsystem_dev, dev)                                        \
339 {                                                                      \
340 	RTE_CLASS_ANY_ID, PCI_VENDOR_ID_CAVIUM, (dev), RTE_PCI_ANY_ID, \
341 	(subsystem_dev),                                       \
342 }
343 #else
344 #define CNXK_PCI_ID(subsystem_dev, dev)                                        \
345 {                                                                      \
346 	.class_id = RTE_CLASS_ANY_ID,                                  \
347 	.vendor_id = PCI_VENDOR_ID_CAVIUM, .device_id = (dev),         \
348 	.subsystem_vendor_id = RTE_PCI_ANY_ID,                         \
349 	.subsystem_device_id = (subsystem_dev),                        \
350 }
351 #endif
352 
353 /* Device memory does not support unaligned access, instruct compiler to
354  * not optimize the memory access when working with mailbox memory.
355  */
356 #ifndef __io
357 #define __io volatile
358 #endif
359 
360 __rte_internal
361 int roc_plt_init(void);
362 
363 __rte_internal
364 uint16_t roc_plt_control_lmt_id_get(void);
365 __rte_internal
366 uint16_t roc_plt_lmt_validate(void);
367 
368 /* Init callbacks */
369 typedef int (*roc_plt_init_cb_t)(void);
370 int __roc_api roc_plt_init_cb_register(roc_plt_init_cb_t cb);
371 
372 static inline const void *
373 plt_lmt_region_reserve_aligned(const char *name, size_t len, uint32_t align)
374 {
375 	/* To ensure returned memory is physically contiguous, bounding
376 	 * the start and end address in 2M range.
377 	 */
378 	return rte_memzone_reserve_bounded(name, len, SOCKET_ID_ANY,
379 					   RTE_MEMZONE_IOVA_CONTIG,
380 					   align, RTE_PGSIZE_2M);
381 }
382 
383 #endif /* _ROC_PLATFORM_H_ */
384