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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #include <npi_fflp.h>
29 #include <nxge_defs.h>
30 #include <nxge_fflp.h>
31 #include <nxge_flow.h>
32 #include <nxge_impl.h>
33 #include <nxge_common.h>
34 
35 /*
36  * Globals: tunable parameters (/etc/system or adb)
37  *
38  */
39 int nxge_tcam_class_enable = 0;
40 int nxge_tcam_lookup_enable = 0;
41 int nxge_flow_dist_enable = NXGE_CLASS_FLOW_USE_DST_PORT |
42 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
43 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
44 	NXGE_CLASS_FLOW_USE_PORTNUM;
45 
46 /*
47  * Bit mapped
48  * 0x80000000:      Drop
49  * 0x0000:      NO TCAM Lookup Needed
50  * 0x0001:      TCAM Lookup Needed with Dest Addr (IPv6)
51  * 0x0003:      TCAM Lookup Needed with SRC Addr (IPv6)
52  * 0x0010:      use MAC Port
53  * 0x0020:      use L2DA
54  * 0x0040:      use VLAN
55  * 0x0080:      use proto
56  * 0x0100:      use IP src addr
57  * 0x0200:      use IP dest addr
58  * 0x0400:      use Src Port
59  * 0x0800:      use Dest Port
60  * 0x0fff:      enable all options for IPv6 (with src addr)
61  * 0x0ffd:      enable all options for IPv6 (with dest addr)
62  * 0x0fff:      enable all options for IPv4
63  * 0x0ffd:      enable all options for IPv4
64  *
65  */
66 
67 /*
68  * the default is to distribute as function of:
69  * protocol
70  * ip src address
71  * ip dest address
72  * src port
73  * dest port
74  *
75  * 0x0f80
76  *
77  */
78 
79 int nxge_tcp4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
80 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
81 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
82 	NXGE_CLASS_FLOW_USE_PORTNUM;
83 
84 int nxge_udp4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
85 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
86 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
87 	NXGE_CLASS_FLOW_USE_PORTNUM;
88 
89 int nxge_ah4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
90 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
91 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
92 	NXGE_CLASS_FLOW_USE_PORTNUM;
93 int nxge_sctp4_class = NXGE_CLASS_FLOW_USE_DST_PORT |
94 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
95 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
96 	NXGE_CLASS_FLOW_USE_PORTNUM;
97 
98 int nxge_tcp6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
99 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
100 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
101 	NXGE_CLASS_FLOW_USE_PORTNUM;
102 
103 int nxge_udp6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
104 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
105 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
106 	NXGE_CLASS_FLOW_USE_PORTNUM;
107 
108 int nxge_ah6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
109 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
110 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
111 	NXGE_CLASS_FLOW_USE_PORTNUM;
112 
113 int nxge_sctp6_class = NXGE_CLASS_FLOW_USE_DST_PORT |
114 	NXGE_CLASS_FLOW_USE_SRC_PORT | NXGE_CLASS_FLOW_USE_IPDST |
115 	NXGE_CLASS_FLOW_USE_IPSRC | NXGE_CLASS_FLOW_USE_PROTO |
116 	NXGE_CLASS_FLOW_USE_PORTNUM;
117 
118 uint32_t nxge_fflp_init_h1 = 0xffffffff;
119 uint32_t nxge_fflp_init_h2 = 0xffff;
120 
121 uint64_t class_quick_config_distribute[NXGE_CLASS_CONFIG_PARAMS] = {
122 	0xffffffffULL,		/* h1_init */
123 	0xffffULL,		/* h2_init */
124 	0x0,			/* cfg_ether_usr1 */
125 	0x0,			/* cfg_ether_usr2 */
126 	0x0,			/* cfg_ip_usr4 */
127 	0x0,			/* cfg_ip_usr5 */
128 	0x0,			/* cfg_ip_usr6 */
129 	0x0,			/* cfg_ip_usr7 */
130 	0x0,			/* opt_ip_usr4 */
131 	0x0,			/* opt_ip_usr5 */
132 	0x0,			/* opt_ip_usr6 */
133 	0x0,			/* opt_ip_usr7 */
134 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_tcp */
135 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_udp */
136 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_ah */
137 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_sctp */
138 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_tcp */
139 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_udp */
140 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_ah */
141 	NXGE_CLASS_FLOW_GEN_SERVER	/* opt_ipv6_sctp */
142 };
143 
144 uint64_t class_quick_config_web_server[NXGE_CLASS_CONFIG_PARAMS] = {
145 	0xffffffffULL,		/* h1_init */
146 	0xffffULL,		/* h2_init */
147 	0x0,			/* cfg_ether_usr1 */
148 	0x0,			/* cfg_ether_usr2 */
149 	0x0,			/* cfg_ip_usr4 */
150 	0x0,			/* cfg_ip_usr5 */
151 	0x0,			/* cfg_ip_usr6 */
152 	0x0,			/* cfg_ip_usr7 */
153 	0x0,			/* opt_ip_usr4 */
154 	0x0,			/* opt_ip_usr5 */
155 	0x0,			/* opt_ip_usr6 */
156 	0x0,			/* opt_ip_usr7 */
157 	NXGE_CLASS_FLOW_WEB_SERVER,	/* opt_ipv4_tcp */
158 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_udp */
159 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_ah */
160 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv4_sctp */
161 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_tcp */
162 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_udp */
163 	NXGE_CLASS_FLOW_GEN_SERVER,	/* opt_ipv6_ah */
164 	NXGE_CLASS_FLOW_GEN_SERVER	/* opt_ipv6_sctp */
165 };
166 
167 nxge_status_t
168 nxge_classify_init(p_nxge_t nxgep)
169 {
170 	nxge_status_t status = NXGE_OK;
171 
172 	status = nxge_classify_init_sw(nxgep);
173 	if (status != NXGE_OK)
174 		return (status);
175 	status = nxge_set_hw_classify_config(nxgep);
176 	if (status != NXGE_OK)
177 		return (status);
178 
179 	status = nxge_classify_init_hw(nxgep);
180 	if (status != NXGE_OK)
181 		return (status);
182 
183 	return (NXGE_OK);
184 }
185 
186 nxge_status_t
187 nxge_classify_uninit(p_nxge_t nxgep)
188 {
189 	nxge_status_t status = NXGE_OK;
190 
191 	status = nxge_classify_exit_sw(nxgep);
192 	if (status != NXGE_OK) {
193 		return (status);
194 	}
195 	return (NXGE_OK);
196 }
197 
198 /* ARGSUSED */
199 uint64_t
200 nxge_classify_get_cfg_value(p_nxge_t nxgep, uint8_t cfg_type, uint8_t cfg_param)
201 {
202 	uint64_t cfg_value;
203 
204 	if (cfg_param >= NXGE_CLASS_CONFIG_PARAMS)
205 		return (-1);
206 	switch (cfg_type) {
207 	case CFG_L3_WEB:
208 		cfg_value = class_quick_config_web_server[cfg_param];
209 		break;
210 	case CFG_L3_DISTRIBUTE:
211 	default:
212 		cfg_value = class_quick_config_distribute[cfg_param];
213 		break;
214 	}
215 	return (cfg_value);
216 }
217 
218 nxge_status_t
219 nxge_set_hw_classify_config(p_nxge_t nxgep)
220 {
221 	p_nxge_dma_pt_cfg_t p_all_cfgp;
222 	p_nxge_hw_pt_cfg_t p_cfgp;
223 
224 	NXGE_DEBUG_MSG((nxgep, OBP_CTL, "==> nxge_get_hw_classify_config"));
225 
226 	/* Get mac rdc table info from HW/Prom/.conf etc ...... */
227 	/* for now, get it from dma configs */
228 	p_all_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
229 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_all_cfgp->hw_config;
230 
231 	/*
232 	 * classify_init needs to call first.
233 	 */
234 	nxgep->class_config.mac_rdcgrp = p_cfgp->def_mac_rxdma_grpid;
235 	nxgep->class_config.mcast_rdcgrp = p_cfgp->def_mac_rxdma_grpid;
236 	NXGE_DEBUG_MSG((nxgep, OBP_CTL, "<== nxge_get_hw_classify_config"));
237 
238 	return (NXGE_OK);
239 }
240