xref: /openbmc/linux/include/soc/mscc/ocelot_vcap.h (revision 15e3ae36)
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 /* =================================================================
10  *  VCAP Common
11  * =================================================================
12  */
13 
14 enum {
15 	/* VCAP_IS1, */
16 	VCAP_IS2,
17 	/* VCAP_ES0, */
18 };
19 
20 struct vcap_props {
21 	u16 tg_width; /* Type-group width (in bits) */
22 	u16 sw_count; /* Sub word count */
23 	u16 entry_count; /* Entry count */
24 	u16 entry_words; /* Number of entry words */
25 	u16 entry_width; /* Entry width (in bits) */
26 	u16 action_count; /* Action count */
27 	u16 action_words; /* Number of action words */
28 	u16 action_width; /* Action width (in bits) */
29 	u16 action_type_width; /* Action type width (in bits) */
30 	struct {
31 		u16 width; /* Action type width (in bits) */
32 		u16 count; /* Action type sub word count */
33 	} action_table[2];
34 	u16 counter_words; /* Number of counter words */
35 	u16 counter_width; /* Counter width (in bits) */
36 };
37 
38 /* VCAP Type-Group values */
39 #define VCAP_TG_NONE 0 /* Entry is invalid */
40 #define VCAP_TG_FULL 1 /* Full entry */
41 #define VCAP_TG_HALF 2 /* Half entry */
42 #define VCAP_TG_QUARTER 3 /* Quarter entry */
43 
44 /* =================================================================
45  *  VCAP IS2
46  * =================================================================
47  */
48 
49 /* IS2 half key types */
50 #define IS2_TYPE_ETYPE 0
51 #define IS2_TYPE_LLC 1
52 #define IS2_TYPE_SNAP 2
53 #define IS2_TYPE_ARP 3
54 #define IS2_TYPE_IP_UDP_TCP 4
55 #define IS2_TYPE_IP_OTHER 5
56 #define IS2_TYPE_IPV6 6
57 #define IS2_TYPE_OAM 7
58 #define IS2_TYPE_SMAC_SIP6 8
59 #define IS2_TYPE_ANY 100 /* Pseudo type */
60 
61 /* IS2 half key type mask for matching any IP */
62 #define IS2_TYPE_MASK_IP_ANY 0xe
63 
64 enum {
65 	IS2_ACTION_TYPE_NORMAL,
66 	IS2_ACTION_TYPE_SMAC_SIP,
67 	IS2_ACTION_TYPE_MAX,
68 };
69 
70 /* IS2 MASK_MODE values */
71 #define IS2_ACT_MASK_MODE_NONE 0
72 #define IS2_ACT_MASK_MODE_FILTER 1
73 #define IS2_ACT_MASK_MODE_POLICY 2
74 #define IS2_ACT_MASK_MODE_REDIR 3
75 
76 /* IS2 REW_OP values */
77 #define IS2_ACT_REW_OP_NONE 0
78 #define IS2_ACT_REW_OP_PTP_ONE 2
79 #define IS2_ACT_REW_OP_PTP_TWO 3
80 #define IS2_ACT_REW_OP_SPECIAL 8
81 #define IS2_ACT_REW_OP_PTP_ORG 9
82 #define IS2_ACT_REW_OP_PTP_ONE_SUB_DELAY_1 (IS2_ACT_REW_OP_PTP_ONE | (1 << 3))
83 #define IS2_ACT_REW_OP_PTP_ONE_SUB_DELAY_2 (IS2_ACT_REW_OP_PTP_ONE | (2 << 3))
84 #define IS2_ACT_REW_OP_PTP_ONE_ADD_DELAY (IS2_ACT_REW_OP_PTP_ONE | (1 << 5))
85 #define IS2_ACT_REW_OP_PTP_ONE_ADD_SUB BIT(7)
86 
87 #define VCAP_PORT_WIDTH 4
88 
89 /* IS2 quarter key - SMAC_SIP4 */
90 #define IS2_QKO_IGR_PORT 0
91 #define IS2_QKL_IGR_PORT VCAP_PORT_WIDTH
92 #define IS2_QKO_L2_SMAC (IS2_QKO_IGR_PORT + IS2_QKL_IGR_PORT)
93 #define IS2_QKL_L2_SMAC 48
94 #define IS2_QKO_L3_IP4_SIP (IS2_QKO_L2_SMAC + IS2_QKL_L2_SMAC)
95 #define IS2_QKL_L3_IP4_SIP 32
96 
97 enum vcap_is2_half_key_field {
98 	/* Common */
99 	VCAP_IS2_TYPE,
100 	VCAP_IS2_HK_FIRST,
101 	VCAP_IS2_HK_PAG,
102 	VCAP_IS2_HK_RSV1,
103 	VCAP_IS2_HK_IGR_PORT_MASK,
104 	VCAP_IS2_HK_RSV2,
105 	VCAP_IS2_HK_HOST_MATCH,
106 	VCAP_IS2_HK_L2_MC,
107 	VCAP_IS2_HK_L2_BC,
108 	VCAP_IS2_HK_VLAN_TAGGED,
109 	VCAP_IS2_HK_VID,
110 	VCAP_IS2_HK_DEI,
111 	VCAP_IS2_HK_PCP,
112 	/* MAC_ETYPE / MAC_LLC / MAC_SNAP / OAM common */
113 	VCAP_IS2_HK_L2_DMAC,
114 	VCAP_IS2_HK_L2_SMAC,
115 	/* MAC_ETYPE (TYPE=000) */
116 	VCAP_IS2_HK_MAC_ETYPE_ETYPE,
117 	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0,
118 	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1,
119 	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2,
120 	/* MAC_LLC (TYPE=001) */
121 	VCAP_IS2_HK_MAC_LLC_DMAC,
122 	VCAP_IS2_HK_MAC_LLC_SMAC,
123 	VCAP_IS2_HK_MAC_LLC_L2_LLC,
124 	/* MAC_SNAP (TYPE=010) */
125 	VCAP_IS2_HK_MAC_SNAP_SMAC,
126 	VCAP_IS2_HK_MAC_SNAP_DMAC,
127 	VCAP_IS2_HK_MAC_SNAP_L2_SNAP,
128 	/* MAC_ARP (TYPE=011) */
129 	VCAP_IS2_HK_MAC_ARP_SMAC,
130 	VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK,
131 	VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK,
132 	VCAP_IS2_HK_MAC_ARP_LEN_OK,
133 	VCAP_IS2_HK_MAC_ARP_TARGET_MATCH,
134 	VCAP_IS2_HK_MAC_ARP_SENDER_MATCH,
135 	VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN,
136 	VCAP_IS2_HK_MAC_ARP_OPCODE,
137 	VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP,
138 	VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP,
139 	VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP,
140 	/* IP4_TCP_UDP / IP4_OTHER common */
141 	VCAP_IS2_HK_IP4,
142 	VCAP_IS2_HK_L3_FRAGMENT,
143 	VCAP_IS2_HK_L3_FRAG_OFS_GT0,
144 	VCAP_IS2_HK_L3_OPTIONS,
145 	VCAP_IS2_HK_IP4_L3_TTL_GT0,
146 	VCAP_IS2_HK_L3_TOS,
147 	VCAP_IS2_HK_L3_IP4_DIP,
148 	VCAP_IS2_HK_L3_IP4_SIP,
149 	VCAP_IS2_HK_DIP_EQ_SIP,
150 	/* IP4_TCP_UDP (TYPE=100) */
151 	VCAP_IS2_HK_TCP,
152 	VCAP_IS2_HK_L4_SPORT,
153 	VCAP_IS2_HK_L4_DPORT,
154 	VCAP_IS2_HK_L4_RNG,
155 	VCAP_IS2_HK_L4_SPORT_EQ_DPORT,
156 	VCAP_IS2_HK_L4_SEQUENCE_EQ0,
157 	VCAP_IS2_HK_L4_URG,
158 	VCAP_IS2_HK_L4_ACK,
159 	VCAP_IS2_HK_L4_PSH,
160 	VCAP_IS2_HK_L4_RST,
161 	VCAP_IS2_HK_L4_SYN,
162 	VCAP_IS2_HK_L4_FIN,
163 	VCAP_IS2_HK_L4_1588_DOM,
164 	VCAP_IS2_HK_L4_1588_VER,
165 	/* IP4_OTHER (TYPE=101) */
166 	VCAP_IS2_HK_IP4_L3_PROTO,
167 	VCAP_IS2_HK_L3_PAYLOAD,
168 	/* IP6_STD (TYPE=110) */
169 	VCAP_IS2_HK_IP6_L3_TTL_GT0,
170 	VCAP_IS2_HK_IP6_L3_PROTO,
171 	VCAP_IS2_HK_L3_IP6_SIP,
172 	/* OAM (TYPE=111) */
173 	VCAP_IS2_HK_OAM_MEL_FLAGS,
174 	VCAP_IS2_HK_OAM_VER,
175 	VCAP_IS2_HK_OAM_OPCODE,
176 	VCAP_IS2_HK_OAM_FLAGS,
177 	VCAP_IS2_HK_OAM_MEPID,
178 	VCAP_IS2_HK_OAM_CCM_CNTS_EQ0,
179 	VCAP_IS2_HK_OAM_IS_Y1731,
180 };
181 
182 struct vcap_field {
183 	int offset;
184 	int length;
185 };
186 
187 enum vcap_is2_action_field {
188 	VCAP_IS2_ACT_HIT_ME_ONCE,
189 	VCAP_IS2_ACT_CPU_COPY_ENA,
190 	VCAP_IS2_ACT_CPU_QU_NUM,
191 	VCAP_IS2_ACT_MASK_MODE,
192 	VCAP_IS2_ACT_MIRROR_ENA,
193 	VCAP_IS2_ACT_LRN_DIS,
194 	VCAP_IS2_ACT_POLICE_ENA,
195 	VCAP_IS2_ACT_POLICE_IDX,
196 	VCAP_IS2_ACT_POLICE_VCAP_ONLY,
197 	VCAP_IS2_ACT_PORT_MASK,
198 	VCAP_IS2_ACT_REW_OP,
199 	VCAP_IS2_ACT_SMAC_REPLACE_ENA,
200 	VCAP_IS2_ACT_RSV,
201 	VCAP_IS2_ACT_ACL_ID,
202 	VCAP_IS2_ACT_HIT_CNT,
203 };
204 
205 #endif /* _OCELOT_VCAP_H_ */
206