xref: /illumos-gate/usr/src/uts/common/io/nxge/nxge_classify.c (revision 1a2d662a91cee3bf82f41cd47c7ae6f3825d9db2)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #include <npi_fflp.h>
27 #include <nxge_defs.h>
28 #include <nxge_fflp.h>
29 #include <nxge_flow.h>
30 #include <nxge_impl.h>
31 #include <nxge_common.h>
32 
33 /*
34  * Globals: tunable parameters (/etc/system or adb)
35  *
36  */
37 int nxge_tcam_class_enable = 0;
38 int nxge_tcam_lookup_enable = 0;
39 int nxge_flow_dist_enable = NXGE_CLASS_FLOW_USE_DST_PORT |
40 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
41 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
42 	NXGE_CLASS_FLOW_USE_PORTNUM;
43 
44 /*
45  * Bit mapped
46  * 0x80000000:      Drop
47  * 0x0000:      NO TCAM Lookup Needed
48  * 0x0001:      TCAM Lookup Needed with Dest Addr (IPv6)
49  * 0x0003:      TCAM Lookup Needed with SRC Addr (IPv6)
50  * 0x0010:      use MAC Port
51  * 0x0020:      use L2DA
52  * 0x0040:      use VLAN
53  * 0x0080:      use proto
54  * 0x0100:      use IP src addr
55  * 0x0200:      use IP dest addr
56  * 0x0400:      use Src Port
57  * 0x0800:      use Dest Port
58  * 0x0fff:      enable all options for IPv6 (with src addr)
59  * 0x0ffd:      enable all options for IPv6 (with dest addr)
60  * 0x0fff:      enable all options for IPv4
61  * 0x0ffd:      enable all options for IPv4
62  *
63  */
64 
65 /*
66  * the default is to distribute as function of:
67  * protocol
68  * ip src address
69  * ip dest address
70  * src port
71  * dest port
72  *
73  * 0x0f80
74  *
75  */
76 
77 int nxge_tcp4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
78 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
79 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
80 	NXGE_CLASS_FLOW_USE_PORTNUM;
81 
82 int nxge_udp4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
83 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
84 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
85 	NXGE_CLASS_FLOW_USE_PORTNUM;
86 
87 int nxge_ah4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
88 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
89 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
90 	NXGE_CLASS_FLOW_USE_PORTNUM;
91 int nxge_sctp4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
92 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
93 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
94 	NXGE_CLASS_FLOW_USE_PORTNUM;
95 
96 int nxge_tcp6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
97 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
98 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
99 	NXGE_CLASS_FLOW_USE_PORTNUM;
100 
101 int nxge_udp6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
102 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
103 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
104 	NXGE_CLASS_FLOW_USE_PORTNUM;
105 
106 int nxge_ah6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
107 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
108 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
109 	NXGE_CLASS_FLOW_USE_PORTNUM;
110 
111 int nxge_sctp6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
112 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
113 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
114 	NXGE_CLASS_FLOW_USE_PORTNUM;
115 
116 uint32_t nxge_fflp_init_h1 = 0xffffffff;
117 uint32_t nxge_fflp_init_h2 = 0xffff;
118 
119 uint64_t class_quick_config_distribute[NXGE_CLASS_CONFIG_PARAMS] = {
120 	0xffffffffULL,		/* h1_init */
121 	0xffffULL,		/* h2_init */
122 	0x0,			/* cfg_ether_usr1 */
123 	0x0,			/* cfg_ether_usr2 */
124 	0x0,			/* cfg_ip_usr4 */
125 	0x0,			/* cfg_ip_usr5 */
126 	0x0,			/* cfg_ip_usr6 */
127 	0x0,			/* cfg_ip_usr7 */
128 	0x0,			/* opt_ip_usr4 */
129 	0x0,			/* opt_ip_usr5 */
130 	0x0,			/* opt_ip_usr6 */
131 	0x0,			/* opt_ip_usr7 */
132 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_tcp */
133 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_udp */
134 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_ah */
135 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_sctp */
136 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_tcp */
137 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_udp */
138 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_ah */
139 	NXGE_CLASS_FLOW_GEN_SERVER	/* opt_ipv6_sctp */
140 };
141 
142 uint64_t class_quick_config_web_server[NXGE_CLASS_CONFIG_PARAMS] = {
143 	0xffffffffULL,		/* h1_init */
144 	0xffffULL,		/* h2_init */
145 	0x0,			/* cfg_ether_usr1 */
146 	0x0,			/* cfg_ether_usr2 */
147 	0x0,			/* cfg_ip_usr4 */
148 	0x0,			/* cfg_ip_usr5 */
149 	0x0,			/* cfg_ip_usr6 */
150 	0x0,			/* cfg_ip_usr7 */
151 	0x0,			/* opt_ip_usr4 */
152 	0x0,			/* opt_ip_usr5 */
153 	0x0,			/* opt_ip_usr6 */
154 	0x0,			/* opt_ip_usr7 */
155 	NXGE_CLASS_FLOW_WEB_SERVER,	/* opt_ipv4_tcp */
156 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_udp */
157 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_ah */
158 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_sctp */
159 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_tcp */
160 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_udp */
161 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_ah */
162 	NXGE_CLASS_FLOW_GEN_SERVER	/* opt_ipv6_sctp */
163 };
164 
165 nxge_status_t
166 nxge_classify_init(p_nxge_t nxgep)
167 {
168 	nxge_status_t status = NXGE_OK;
169 
170 	status = nxge_classify_init_sw(nxgep);
171 	if (status != NXGE_OK)
172 		return (status);
173 	status = nxge_set_hw_classify_config(nxgep);
174 	if (status != NXGE_OK)
175 		return (status);
176 
177 	status = nxge_classify_init_hw(nxgep);
178 	if (status != NXGE_OK)
179 		return (status);
180 
181 	return (NXGE_OK);
182 }
183 
184 nxge_status_t
185 nxge_classify_uninit(p_nxge_t nxgep)
186 {
187 	nxge_status_t status = NXGE_OK;
188 
189 	status = nxge_classify_exit_sw(nxgep);
190 	if (status != NXGE_OK) {
191 		return (status);
192 	}
193 	return (NXGE_OK);
194 }
195 
196 /* ARGSUSED */
197 uint64_t
198 nxge_classify_get_cfg_value(p_nxge_t nxgep, uint8_t cfg_type, uint8_t cfg_param)
199 {
200 	uint64_t cfg_value;
201 
202 	if (cfg_param >= NXGE_CLASS_CONFIG_PARAMS)
203 		return (-1);
204 	switch (cfg_type) {
205 	case CFG_L3_WEB:
206 		cfg_value = class_quick_config_web_server[cfg_param];
207 		break;
208 	case CFG_L3_DISTRIBUTE:
209 	default:
210 		cfg_value = class_quick_config_distribute[cfg_param];
211 		break;
212 	}
213 	return (cfg_value);
214 }
215 
216 nxge_status_t
217 nxge_set_hw_classify_config(p_nxge_t nxgep)
218 {
219 	p_nxge_dma_pt_cfg_t p_all_cfgp;
220 	p_nxge_hw_pt_cfg_t p_cfgp;
221 
222 	NXGE_DEBUG_MSG((nxgep, OBP_CTL, "==> nxge_get_hw_classify_config"));
223 
224 	/* Get mac rdc table info from HW/Prom/.conf etc ...... */
225 	/* for now, get it from dma configs */
226 	p_all_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
227 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_all_cfgp->hw_config;
228 
229 	/*
230 	 * classify_init needs to call first.
231 	 */
232 	nxgep->class_config.mac_rdcgrp = p_cfgp->def_mac_rxdma_grpid;
233 	nxgep->class_config.mcast_rdcgrp = p_cfgp->def_mac_rxdma_grpid;
234 	NXGE_DEBUG_MSG((nxgep, OBP_CTL, "<== nxge_get_hw_classify_config"));
235 
236 	return (NXGE_OK);
237 }
238