1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT)
2  * Microsemi Ocelot Switch driver
3  * Copyright (c) 2019 Microsemi Corporation
4  */
5 
6 #ifndef _OCELOT_VCAP_H_
7 #define _OCELOT_VCAP_H_
8 
9 #include <soc/mscc/ocelot.h>
10 
11 /* =================================================================
12  *  VCAP Common
13  * =================================================================
14  */
15 
16 enum {
17 	VCAP_ES0,
18 	VCAP_IS1,
19 	VCAP_IS2,
20 	__VCAP_COUNT,
21 };
22 
23 #define OCELOT_NUM_VCAP_BLOCKS		__VCAP_COUNT
24 
25 struct vcap_props {
26 	u16 tg_width; /* Type-group width (in bits) */
27 	u16 sw_count; /* Sub word count */
28 	u16 entry_count; /* Entry count */
29 	u16 entry_words; /* Number of entry words */
30 	u16 entry_width; /* Entry width (in bits) */
31 	u16 action_count; /* Action count */
32 	u16 action_words; /* Number of action words */
33 	u16 action_width; /* Action width (in bits) */
34 	u16 action_type_width; /* Action type width (in bits) */
35 	struct {
36 		u16 width; /* Action type width (in bits) */
37 		u16 count; /* Action type sub word count */
38 	} action_table[2];
39 	u16 counter_words; /* Number of counter words */
40 	u16 counter_width; /* Counter width (in bits) */
41 
42 	enum ocelot_target		target;
43 
44 	const struct vcap_field		*keys;
45 	const struct vcap_field		*actions;
46 };
47 
48 /* VCAP Type-Group values */
49 #define VCAP_TG_NONE 0 /* Entry is invalid */
50 #define VCAP_TG_FULL 1 /* Full entry */
51 #define VCAP_TG_HALF 2 /* Half entry */
52 #define VCAP_TG_QUARTER 3 /* Quarter entry */
53 
54 #define VCAP_CORE_UPDATE_CTRL_UPDATE_CMD(x)      (((x) << 22) & GENMASK(24, 22))
55 #define VCAP_CORE_UPDATE_CTRL_UPDATE_CMD_M       GENMASK(24, 22)
56 #define VCAP_CORE_UPDATE_CTRL_UPDATE_CMD_X(x)    (((x) & GENMASK(24, 22)) >> 22)
57 #define VCAP_CORE_UPDATE_CTRL_UPDATE_ENTRY_DIS   BIT(21)
58 #define VCAP_CORE_UPDATE_CTRL_UPDATE_ACTION_DIS  BIT(20)
59 #define VCAP_CORE_UPDATE_CTRL_UPDATE_CNT_DIS     BIT(19)
60 #define VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR(x)     (((x) << 3) & GENMASK(18, 3))
61 #define VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR_M      GENMASK(18, 3)
62 #define VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR_X(x)   (((x) & GENMASK(18, 3)) >> 3)
63 #define VCAP_CORE_UPDATE_CTRL_UPDATE_SHOT        BIT(2)
64 #define VCAP_CORE_UPDATE_CTRL_CLEAR_CACHE        BIT(1)
65 #define VCAP_CORE_UPDATE_CTRL_MV_TRAFFIC_IGN     BIT(0)
66 
67 #define VCAP_CORE_MV_CFG_MV_NUM_POS(x)           (((x) << 16) & GENMASK(31, 16))
68 #define VCAP_CORE_MV_CFG_MV_NUM_POS_M            GENMASK(31, 16)
69 #define VCAP_CORE_MV_CFG_MV_NUM_POS_X(x)         (((x) & GENMASK(31, 16)) >> 16)
70 #define VCAP_CORE_MV_CFG_MV_SIZE(x)              ((x) & GENMASK(15, 0))
71 #define VCAP_CORE_MV_CFG_MV_SIZE_M               GENMASK(15, 0)
72 
73 #define VCAP_CACHE_ENTRY_DAT_RSZ                 0x4
74 
75 #define VCAP_CACHE_MASK_DAT_RSZ                  0x4
76 
77 #define VCAP_CACHE_ACTION_DAT_RSZ                0x4
78 
79 #define VCAP_CACHE_CNT_DAT_RSZ                   0x4
80 
81 #define VCAP_STICKY_VCAP_ROW_DELETED_STICKY      BIT(0)
82 
83 #define TCAM_BIST_CTRL_TCAM_BIST                 BIT(1)
84 #define TCAM_BIST_CTRL_TCAM_INIT                 BIT(0)
85 
86 #define TCAM_BIST_CFG_TCAM_BIST_SOE_ENA          BIT(8)
87 #define TCAM_BIST_CFG_TCAM_HCG_DIS               BIT(7)
88 #define TCAM_BIST_CFG_TCAM_CG_DIS                BIT(6)
89 #define TCAM_BIST_CFG_TCAM_BIAS(x)               ((x) & GENMASK(5, 0))
90 #define TCAM_BIST_CFG_TCAM_BIAS_M                GENMASK(5, 0)
91 
92 #define TCAM_BIST_STAT_BIST_RT_ERR               BIT(15)
93 #define TCAM_BIST_STAT_BIST_PENC_ERR             BIT(14)
94 #define TCAM_BIST_STAT_BIST_COMP_ERR             BIT(13)
95 #define TCAM_BIST_STAT_BIST_ADDR_ERR             BIT(12)
96 #define TCAM_BIST_STAT_BIST_BL1E_ERR             BIT(11)
97 #define TCAM_BIST_STAT_BIST_BL1_ERR              BIT(10)
98 #define TCAM_BIST_STAT_BIST_BL0E_ERR             BIT(9)
99 #define TCAM_BIST_STAT_BIST_BL0_ERR              BIT(8)
100 #define TCAM_BIST_STAT_BIST_PH1_ERR              BIT(7)
101 #define TCAM_BIST_STAT_BIST_PH0_ERR              BIT(6)
102 #define TCAM_BIST_STAT_BIST_PV1_ERR              BIT(5)
103 #define TCAM_BIST_STAT_BIST_PV0_ERR              BIT(4)
104 #define TCAM_BIST_STAT_BIST_RUN                  BIT(3)
105 #define TCAM_BIST_STAT_BIST_ERR                  BIT(2)
106 #define TCAM_BIST_STAT_BIST_BUSY                 BIT(1)
107 #define TCAM_BIST_STAT_TCAM_RDY                  BIT(0)
108 
109 /* =================================================================
110  *  VCAP IS2
111  * =================================================================
112  */
113 
114 /* IS2 half key types */
115 #define IS2_TYPE_ETYPE 0
116 #define IS2_TYPE_LLC 1
117 #define IS2_TYPE_SNAP 2
118 #define IS2_TYPE_ARP 3
119 #define IS2_TYPE_IP_UDP_TCP 4
120 #define IS2_TYPE_IP_OTHER 5
121 #define IS2_TYPE_IPV6 6
122 #define IS2_TYPE_OAM 7
123 #define IS2_TYPE_SMAC_SIP6 8
124 #define IS2_TYPE_ANY 100 /* Pseudo type */
125 
126 /* IS2 half key type mask for matching any IP */
127 #define IS2_TYPE_MASK_IP_ANY 0xe
128 
129 enum {
130 	IS2_ACTION_TYPE_NORMAL,
131 	IS2_ACTION_TYPE_SMAC_SIP,
132 	IS2_ACTION_TYPE_MAX,
133 };
134 
135 /* IS2 MASK_MODE values */
136 #define IS2_ACT_MASK_MODE_NONE 0
137 #define IS2_ACT_MASK_MODE_FILTER 1
138 #define IS2_ACT_MASK_MODE_POLICY 2
139 #define IS2_ACT_MASK_MODE_REDIR 3
140 
141 /* IS2 REW_OP values */
142 #define IS2_ACT_REW_OP_NONE 0
143 #define IS2_ACT_REW_OP_PTP_ONE 2
144 #define IS2_ACT_REW_OP_PTP_TWO 3
145 #define IS2_ACT_REW_OP_SPECIAL 8
146 #define IS2_ACT_REW_OP_PTP_ORG 9
147 #define IS2_ACT_REW_OP_PTP_ONE_SUB_DELAY_1 (IS2_ACT_REW_OP_PTP_ONE | (1 << 3))
148 #define IS2_ACT_REW_OP_PTP_ONE_SUB_DELAY_2 (IS2_ACT_REW_OP_PTP_ONE | (2 << 3))
149 #define IS2_ACT_REW_OP_PTP_ONE_ADD_DELAY (IS2_ACT_REW_OP_PTP_ONE | (1 << 5))
150 #define IS2_ACT_REW_OP_PTP_ONE_ADD_SUB BIT(7)
151 
152 #define VCAP_PORT_WIDTH 4
153 
154 /* IS2 quarter key - SMAC_SIP4 */
155 #define IS2_QKO_IGR_PORT 0
156 #define IS2_QKL_IGR_PORT VCAP_PORT_WIDTH
157 #define IS2_QKO_L2_SMAC (IS2_QKO_IGR_PORT + IS2_QKL_IGR_PORT)
158 #define IS2_QKL_L2_SMAC 48
159 #define IS2_QKO_L3_IP4_SIP (IS2_QKO_L2_SMAC + IS2_QKL_L2_SMAC)
160 #define IS2_QKL_L3_IP4_SIP 32
161 
162 enum vcap_is2_half_key_field {
163 	/* Common */
164 	VCAP_IS2_TYPE,
165 	VCAP_IS2_HK_FIRST,
166 	VCAP_IS2_HK_PAG,
167 	VCAP_IS2_HK_RSV1,
168 	VCAP_IS2_HK_IGR_PORT_MASK,
169 	VCAP_IS2_HK_RSV2,
170 	VCAP_IS2_HK_HOST_MATCH,
171 	VCAP_IS2_HK_L2_MC,
172 	VCAP_IS2_HK_L2_BC,
173 	VCAP_IS2_HK_VLAN_TAGGED,
174 	VCAP_IS2_HK_VID,
175 	VCAP_IS2_HK_DEI,
176 	VCAP_IS2_HK_PCP,
177 	/* MAC_ETYPE / MAC_LLC / MAC_SNAP / OAM common */
178 	VCAP_IS2_HK_L2_DMAC,
179 	VCAP_IS2_HK_L2_SMAC,
180 	/* MAC_ETYPE (TYPE=000) */
181 	VCAP_IS2_HK_MAC_ETYPE_ETYPE,
182 	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0,
183 	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1,
184 	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2,
185 	/* MAC_LLC (TYPE=001) */
186 	VCAP_IS2_HK_MAC_LLC_DMAC,
187 	VCAP_IS2_HK_MAC_LLC_SMAC,
188 	VCAP_IS2_HK_MAC_LLC_L2_LLC,
189 	/* MAC_SNAP (TYPE=010) */
190 	VCAP_IS2_HK_MAC_SNAP_SMAC,
191 	VCAP_IS2_HK_MAC_SNAP_DMAC,
192 	VCAP_IS2_HK_MAC_SNAP_L2_SNAP,
193 	/* MAC_ARP (TYPE=011) */
194 	VCAP_IS2_HK_MAC_ARP_SMAC,
195 	VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK,
196 	VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK,
197 	VCAP_IS2_HK_MAC_ARP_LEN_OK,
198 	VCAP_IS2_HK_MAC_ARP_TARGET_MATCH,
199 	VCAP_IS2_HK_MAC_ARP_SENDER_MATCH,
200 	VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN,
201 	VCAP_IS2_HK_MAC_ARP_OPCODE,
202 	VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP,
203 	VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP,
204 	VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP,
205 	/* IP4_TCP_UDP / IP4_OTHER common */
206 	VCAP_IS2_HK_IP4,
207 	VCAP_IS2_HK_L3_FRAGMENT,
208 	VCAP_IS2_HK_L3_FRAG_OFS_GT0,
209 	VCAP_IS2_HK_L3_OPTIONS,
210 	VCAP_IS2_HK_IP4_L3_TTL_GT0,
211 	VCAP_IS2_HK_L3_TOS,
212 	VCAP_IS2_HK_L3_IP4_DIP,
213 	VCAP_IS2_HK_L3_IP4_SIP,
214 	VCAP_IS2_HK_DIP_EQ_SIP,
215 	/* IP4_TCP_UDP (TYPE=100) */
216 	VCAP_IS2_HK_TCP,
217 	VCAP_IS2_HK_L4_SPORT,
218 	VCAP_IS2_HK_L4_DPORT,
219 	VCAP_IS2_HK_L4_RNG,
220 	VCAP_IS2_HK_L4_SPORT_EQ_DPORT,
221 	VCAP_IS2_HK_L4_SEQUENCE_EQ0,
222 	VCAP_IS2_HK_L4_URG,
223 	VCAP_IS2_HK_L4_ACK,
224 	VCAP_IS2_HK_L4_PSH,
225 	VCAP_IS2_HK_L4_RST,
226 	VCAP_IS2_HK_L4_SYN,
227 	VCAP_IS2_HK_L4_FIN,
228 	VCAP_IS2_HK_L4_1588_DOM,
229 	VCAP_IS2_HK_L4_1588_VER,
230 	/* IP4_OTHER (TYPE=101) */
231 	VCAP_IS2_HK_IP4_L3_PROTO,
232 	VCAP_IS2_HK_L3_PAYLOAD,
233 	/* IP6_STD (TYPE=110) */
234 	VCAP_IS2_HK_IP6_L3_TTL_GT0,
235 	VCAP_IS2_HK_IP6_L3_PROTO,
236 	VCAP_IS2_HK_L3_IP6_SIP,
237 	/* OAM (TYPE=111) */
238 	VCAP_IS2_HK_OAM_MEL_FLAGS,
239 	VCAP_IS2_HK_OAM_VER,
240 	VCAP_IS2_HK_OAM_OPCODE,
241 	VCAP_IS2_HK_OAM_FLAGS,
242 	VCAP_IS2_HK_OAM_MEPID,
243 	VCAP_IS2_HK_OAM_CCM_CNTS_EQ0,
244 	VCAP_IS2_HK_OAM_IS_Y1731,
245 };
246 
247 struct vcap_field {
248 	int offset;
249 	int length;
250 };
251 
252 enum vcap_is2_action_field {
253 	VCAP_IS2_ACT_HIT_ME_ONCE,
254 	VCAP_IS2_ACT_CPU_COPY_ENA,
255 	VCAP_IS2_ACT_CPU_QU_NUM,
256 	VCAP_IS2_ACT_MASK_MODE,
257 	VCAP_IS2_ACT_MIRROR_ENA,
258 	VCAP_IS2_ACT_LRN_DIS,
259 	VCAP_IS2_ACT_POLICE_ENA,
260 	VCAP_IS2_ACT_POLICE_IDX,
261 	VCAP_IS2_ACT_POLICE_VCAP_ONLY,
262 	VCAP_IS2_ACT_PORT_MASK,
263 	VCAP_IS2_ACT_REW_OP,
264 	VCAP_IS2_ACT_SMAC_REPLACE_ENA,
265 	VCAP_IS2_ACT_RSV,
266 	VCAP_IS2_ACT_ACL_ID,
267 	VCAP_IS2_ACT_HIT_CNT,
268 };
269 
270 /* =================================================================
271  *  VCAP IS1
272  * =================================================================
273  */
274 
275 /* IS1 half key types */
276 #define IS1_TYPE_S1_NORMAL 0
277 #define IS1_TYPE_S1_5TUPLE_IP4 1
278 
279 /* IS1 full key types */
280 #define IS1_TYPE_S1_NORMAL_IP6 0
281 #define IS1_TYPE_S1_7TUPLE 1
282 #define IS2_TYPE_S1_5TUPLE_IP6 2
283 
284 enum {
285 	IS1_ACTION_TYPE_NORMAL,
286 	IS1_ACTION_TYPE_MAX,
287 };
288 
289 enum vcap_is1_half_key_field {
290 	VCAP_IS1_HK_TYPE,
291 	VCAP_IS1_HK_LOOKUP,
292 	VCAP_IS1_HK_IGR_PORT_MASK,
293 	VCAP_IS1_HK_RSV,
294 	VCAP_IS1_HK_OAM_Y1731,
295 	VCAP_IS1_HK_L2_MC,
296 	VCAP_IS1_HK_L2_BC,
297 	VCAP_IS1_HK_IP_MC,
298 	VCAP_IS1_HK_VLAN_TAGGED,
299 	VCAP_IS1_HK_VLAN_DBL_TAGGED,
300 	VCAP_IS1_HK_TPID,
301 	VCAP_IS1_HK_VID,
302 	VCAP_IS1_HK_DEI,
303 	VCAP_IS1_HK_PCP,
304 	/* Specific Fields for IS1 Half Key S1_NORMAL */
305 	VCAP_IS1_HK_L2_SMAC,
306 	VCAP_IS1_HK_ETYPE_LEN,
307 	VCAP_IS1_HK_ETYPE,
308 	VCAP_IS1_HK_IP_SNAP,
309 	VCAP_IS1_HK_IP4,
310 	VCAP_IS1_HK_L3_FRAGMENT,
311 	VCAP_IS1_HK_L3_FRAG_OFS_GT0,
312 	VCAP_IS1_HK_L3_OPTIONS,
313 	VCAP_IS1_HK_L3_DSCP,
314 	VCAP_IS1_HK_L3_IP4_SIP,
315 	VCAP_IS1_HK_TCP_UDP,
316 	VCAP_IS1_HK_TCP,
317 	VCAP_IS1_HK_L4_SPORT,
318 	VCAP_IS1_HK_L4_RNG,
319 	/* Specific Fields for IS1 Half Key S1_5TUPLE_IP4 */
320 	VCAP_IS1_HK_IP4_INNER_TPID,
321 	VCAP_IS1_HK_IP4_INNER_VID,
322 	VCAP_IS1_HK_IP4_INNER_DEI,
323 	VCAP_IS1_HK_IP4_INNER_PCP,
324 	VCAP_IS1_HK_IP4_IP4,
325 	VCAP_IS1_HK_IP4_L3_FRAGMENT,
326 	VCAP_IS1_HK_IP4_L3_FRAG_OFS_GT0,
327 	VCAP_IS1_HK_IP4_L3_OPTIONS,
328 	VCAP_IS1_HK_IP4_L3_DSCP,
329 	VCAP_IS1_HK_IP4_L3_IP4_DIP,
330 	VCAP_IS1_HK_IP4_L3_IP4_SIP,
331 	VCAP_IS1_HK_IP4_L3_PROTO,
332 	VCAP_IS1_HK_IP4_TCP_UDP,
333 	VCAP_IS1_HK_IP4_TCP,
334 	VCAP_IS1_HK_IP4_L4_RNG,
335 	VCAP_IS1_HK_IP4_IP_PAYLOAD_S1_5TUPLE,
336 };
337 
338 enum vcap_is1_action_field {
339 	VCAP_IS1_ACT_DSCP_ENA,
340 	VCAP_IS1_ACT_DSCP_VAL,
341 	VCAP_IS1_ACT_QOS_ENA,
342 	VCAP_IS1_ACT_QOS_VAL,
343 	VCAP_IS1_ACT_DP_ENA,
344 	VCAP_IS1_ACT_DP_VAL,
345 	VCAP_IS1_ACT_PAG_OVERRIDE_MASK,
346 	VCAP_IS1_ACT_PAG_VAL,
347 	VCAP_IS1_ACT_RSV,
348 	VCAP_IS1_ACT_VID_REPLACE_ENA,
349 	VCAP_IS1_ACT_VID_ADD_VAL,
350 	VCAP_IS1_ACT_FID_SEL,
351 	VCAP_IS1_ACT_FID_VAL,
352 	VCAP_IS1_ACT_PCP_DEI_ENA,
353 	VCAP_IS1_ACT_PCP_VAL,
354 	VCAP_IS1_ACT_DEI_VAL,
355 	VCAP_IS1_ACT_VLAN_POP_CNT_ENA,
356 	VCAP_IS1_ACT_VLAN_POP_CNT,
357 	VCAP_IS1_ACT_CUSTOM_ACE_TYPE_ENA,
358 	VCAP_IS1_ACT_HIT_STICKY,
359 };
360 
361 /* =================================================================
362  *  VCAP ES0
363  * =================================================================
364  */
365 
366 enum {
367 	ES0_ACTION_TYPE_NORMAL,
368 	ES0_ACTION_TYPE_MAX,
369 };
370 
371 enum vcap_es0_key_field {
372 	VCAP_ES0_EGR_PORT,
373 	VCAP_ES0_IGR_PORT,
374 	VCAP_ES0_RSV,
375 	VCAP_ES0_L2_MC,
376 	VCAP_ES0_L2_BC,
377 	VCAP_ES0_VID,
378 	VCAP_ES0_DP,
379 	VCAP_ES0_PCP,
380 };
381 
382 enum vcap_es0_action_field {
383 	VCAP_ES0_ACT_PUSH_OUTER_TAG,
384 	VCAP_ES0_ACT_PUSH_INNER_TAG,
385 	VCAP_ES0_ACT_TAG_A_TPID_SEL,
386 	VCAP_ES0_ACT_TAG_A_VID_SEL,
387 	VCAP_ES0_ACT_TAG_A_PCP_SEL,
388 	VCAP_ES0_ACT_TAG_A_DEI_SEL,
389 	VCAP_ES0_ACT_TAG_B_TPID_SEL,
390 	VCAP_ES0_ACT_TAG_B_VID_SEL,
391 	VCAP_ES0_ACT_TAG_B_PCP_SEL,
392 	VCAP_ES0_ACT_TAG_B_DEI_SEL,
393 	VCAP_ES0_ACT_VID_A_VAL,
394 	VCAP_ES0_ACT_PCP_A_VAL,
395 	VCAP_ES0_ACT_DEI_A_VAL,
396 	VCAP_ES0_ACT_VID_B_VAL,
397 	VCAP_ES0_ACT_PCP_B_VAL,
398 	VCAP_ES0_ACT_DEI_B_VAL,
399 	VCAP_ES0_ACT_RSV,
400 	VCAP_ES0_ACT_HIT_STICKY,
401 };
402 
403 #endif /* _OCELOT_VCAP_H_ */
404