xref: /freebsd/sbin/ifconfig/sfp.c (revision f88c97416ead6fbcd4cc6e3eca787dad19bcee81)
1f732123eSAlexander V. Chernikov /*-
2f732123eSAlexander V. Chernikov  * Copyright (c) 2014 Alexander V. Chernikov. All rights reserved.
3f732123eSAlexander V. Chernikov  *
4f732123eSAlexander V. Chernikov  * Redistribution and use in source and binary forms, with or without
5f732123eSAlexander V. Chernikov  * modification, are permitted provided that the following conditions
6f732123eSAlexander V. Chernikov  * are met:
7f732123eSAlexander V. Chernikov  * 1. Redistributions of source code must retain the above copyright
8f732123eSAlexander V. Chernikov  *    notice, this list of conditions and the following disclaimer.
9f732123eSAlexander V. Chernikov  * 2. Redistributions in binary form must reproduce the above copyright
10f732123eSAlexander V. Chernikov  *    notice, this list of conditions and the following disclaimer in the
11f732123eSAlexander V. Chernikov  *    documentation and/or other materials provided with the distribution.
12f732123eSAlexander V. Chernikov  *
13f732123eSAlexander V. Chernikov  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14f732123eSAlexander V. Chernikov  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15f732123eSAlexander V. Chernikov  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16f732123eSAlexander V. Chernikov  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17f732123eSAlexander V. Chernikov  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18f732123eSAlexander V. Chernikov  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19f732123eSAlexander V. Chernikov  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20f732123eSAlexander V. Chernikov  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21f732123eSAlexander V. Chernikov  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22f732123eSAlexander V. Chernikov  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23f732123eSAlexander V. Chernikov  * SUCH DAMAGE.
24f732123eSAlexander V. Chernikov  */
25f732123eSAlexander V. Chernikov 
26f732123eSAlexander V. Chernikov #ifndef lint
27f732123eSAlexander V. Chernikov static const char rcsid[] =
28f732123eSAlexander V. Chernikov   "$FreeBSD$";
29f732123eSAlexander V. Chernikov #endif /* not lint */
30f732123eSAlexander V. Chernikov 
31f732123eSAlexander V. Chernikov #include <sys/types.h>
32f732123eSAlexander V. Chernikov #include <sys/param.h>
33f732123eSAlexander V. Chernikov #include <sys/ioctl.h>
34f732123eSAlexander V. Chernikov #include <sys/socket.h>
35f732123eSAlexander V. Chernikov 
36f732123eSAlexander V. Chernikov #include <net/if.h>
37*f88c9741SAlexander V. Chernikov #include <net/sff8472.h>
38f732123eSAlexander V. Chernikov 
39f732123eSAlexander V. Chernikov #include <math.h>
40f732123eSAlexander V. Chernikov #include <err.h>
41f732123eSAlexander V. Chernikov #include <errno.h>
42f732123eSAlexander V. Chernikov #include <stdio.h>
43f732123eSAlexander V. Chernikov #include <stdlib.h>
44f732123eSAlexander V. Chernikov #include <string.h>
45f732123eSAlexander V. Chernikov #include <unistd.h>
46f732123eSAlexander V. Chernikov 
47f732123eSAlexander V. Chernikov #include "ifconfig.h"
48f732123eSAlexander V. Chernikov 
49f732123eSAlexander V. Chernikov /* Definitions from Table 3.1 */
50f732123eSAlexander V. Chernikov #define SFP_MSA_IDENTIFIER	0	/* Type of transceiver (T. 3.2), 1B */
51f732123eSAlexander V. Chernikov #define	SFP_MSA_CONNECTOR	2	/* Connector type (T. 3.3), 1B */
52f732123eSAlexander V. Chernikov 
53f732123eSAlexander V. Chernikov #define	SFP_MSA_TRANSCEIVER_CLASS	3	/* Ethernet/Sonet/IB code, 1B */
54f732123eSAlexander V. Chernikov 
55f732123eSAlexander V. Chernikov #define	SFP_MSA_VENDOR_NAME	20	/* ASCII vendor name, 16B */
56f732123eSAlexander V. Chernikov #define	SFP_MSA_VENDOR_PN	40	/* ASCII vendor partnum, 16B */
57f732123eSAlexander V. Chernikov #define	SFP_MSA_VENDOR_SN	68	/* ASCII vendor serialnum, 16B */
58f732123eSAlexander V. Chernikov #define	SFP_MSA_VENDOR_DATE	84	/* Vendor's date code, 8B */
59f732123eSAlexander V. Chernikov #define	SFP_MSA_DMONTYPE	92	/* Type of disagnostic monitoring, 1B */
60f732123eSAlexander V. Chernikov 
61f732123eSAlexander V. Chernikov /* Definitions from table 3.17 */
62f732123eSAlexander V. Chernikov #define	SFP_DDM_TEMP		96	/* Module temperature, 2B */
63f732123eSAlexander V. Chernikov #define	SFP_DDM_TXPOWER		102	/* Measured TX output power, 2B */
64f732123eSAlexander V. Chernikov #define	SFP_DDM_RXPOWER		104	/* Measured RX input power, 2B */
65f732123eSAlexander V. Chernikov 
66f732123eSAlexander V. Chernikov struct i2c_info;
67f732123eSAlexander V. Chernikov typedef int (read_i2c)(struct i2c_info *ii, uint8_t addr, uint8_t off,
68f732123eSAlexander V. Chernikov     uint8_t len, caddr_t buf);
69f732123eSAlexander V. Chernikov 
70f732123eSAlexander V. Chernikov struct i2c_info {
71f732123eSAlexander V. Chernikov 	int s;
72f732123eSAlexander V. Chernikov 	int error;
73f732123eSAlexander V. Chernikov 	struct ifreq *ifr;
74f732123eSAlexander V. Chernikov 	read_i2c *f;
75f732123eSAlexander V. Chernikov 	uint8_t diag_type;
76f732123eSAlexander V. Chernikov 	char *textbuf;
77f732123eSAlexander V. Chernikov 	size_t bufsize;
78f732123eSAlexander V. Chernikov };
79f732123eSAlexander V. Chernikov 
80f732123eSAlexander V. Chernikov struct _nv {
81f732123eSAlexander V. Chernikov 	int v;
82f732123eSAlexander V. Chernikov 	const char *n;
83f732123eSAlexander V. Chernikov };
84f732123eSAlexander V. Chernikov 
85f732123eSAlexander V. Chernikov const char *find_value(struct _nv *x, int value);
86f732123eSAlexander V. Chernikov const char *find_zero_bit(struct _nv *x, int value, int sz);
87f732123eSAlexander V. Chernikov 
88f732123eSAlexander V. Chernikov /* SFF-8472 Rev. 11.4 table 3.4: Connector values */
89f732123eSAlexander V. Chernikov static struct _nv conn[] = {
90f732123eSAlexander V. Chernikov 	{ 0x00, "Unknown" },
91f732123eSAlexander V. Chernikov 	{ 0x01, "SC" },
92f732123eSAlexander V. Chernikov 	{ 0x02, "Fibre Channel Style 1 copper" },
93f732123eSAlexander V. Chernikov 	{ 0x03, "Fibre Channel Style 2 copper" },
94f732123eSAlexander V. Chernikov 	{ 0x04, "BNC/TNC" },
95f732123eSAlexander V. Chernikov 	{ 0x05, "Fibre Channel coaxial" },
96f732123eSAlexander V. Chernikov 	{ 0x06, "FiberJack" },
97f732123eSAlexander V. Chernikov 	{ 0x07, "LC" },
98f732123eSAlexander V. Chernikov 	{ 0x08, "MT-RJ" },
99f732123eSAlexander V. Chernikov 	{ 0x09, "MU" },
100f732123eSAlexander V. Chernikov 	{ 0x0A, "SG" },
101f732123eSAlexander V. Chernikov 	{ 0x0B, "Optical pigtail" },
102f732123eSAlexander V. Chernikov 	{ 0x0C, "MPO Parallel Optic" },
103f732123eSAlexander V. Chernikov 	{ 0x20, "HSSDC II" },
104f732123eSAlexander V. Chernikov 	{ 0x21, "Copper pigtail" },
105f732123eSAlexander V. Chernikov 	{ 0x22, "RJ45" },
106f732123eSAlexander V. Chernikov 	{ 0, NULL }
107f732123eSAlexander V. Chernikov };
108f732123eSAlexander V. Chernikov 
109f732123eSAlexander V. Chernikov /* SFF-8472 Rev. 11.4 table 3.5: Transceiver codes */
110f732123eSAlexander V. Chernikov /* 10G Ethernet compliance codes, byte 3 */
111f732123eSAlexander V. Chernikov static struct _nv eth_10g[] = {
112f732123eSAlexander V. Chernikov 	{ 0x80, "10G Base-ER" },
113f732123eSAlexander V. Chernikov 	{ 0x40, "10G Base-LRM" },
114f732123eSAlexander V. Chernikov 	{ 0x20, "10G Base-LR" },
115f732123eSAlexander V. Chernikov 	{ 0x10, "10G Base-SR" },
116f732123eSAlexander V. Chernikov 	{ 0x08, "1X SX" },
117f732123eSAlexander V. Chernikov 	{ 0x04, "1X LX" },
118f732123eSAlexander V. Chernikov 	{ 0x02, "1X Copper Active" },
119f732123eSAlexander V. Chernikov 	{ 0x01, "1X Copper Passive" },
120f732123eSAlexander V. Chernikov 	{ 0, NULL }
121f732123eSAlexander V. Chernikov };
122f732123eSAlexander V. Chernikov 
123f732123eSAlexander V. Chernikov /* Ethernet compliance codes, byte 6 */
124f732123eSAlexander V. Chernikov static struct _nv eth_compat[] = {
125f732123eSAlexander V. Chernikov 	{ 0x80, "BASE-PX" },
126f732123eSAlexander V. Chernikov 	{ 0x40, "BASE-BX10" },
127f732123eSAlexander V. Chernikov 	{ 0x20, "100BASE-FX" },
128f732123eSAlexander V. Chernikov 	{ 0x10, "100BASE-LX/LX10" },
129f732123eSAlexander V. Chernikov 	{ 0x08, "1000BASE-T" },
130f732123eSAlexander V. Chernikov 	{ 0x04, "1000BASE-CX" },
131f732123eSAlexander V. Chernikov 	{ 0x02, "1000BASE-LX" },
132f732123eSAlexander V. Chernikov 	{ 0x01, "1000BASE-SX" },
133f732123eSAlexander V. Chernikov 	{ 0, NULL }
134f732123eSAlexander V. Chernikov };
135f732123eSAlexander V. Chernikov 
136f732123eSAlexander V. Chernikov /* FC link length, byte 7 */
137f732123eSAlexander V. Chernikov static struct _nv fc_len[] = {
138f732123eSAlexander V. Chernikov 	{ 0x80, "very long distance" },
139f732123eSAlexander V. Chernikov 	{ 0x40, "short distance" },
140f732123eSAlexander V. Chernikov 	{ 0x20, "intermediate distance" },
141f732123eSAlexander V. Chernikov 	{ 0x10, "long distance" },
142f732123eSAlexander V. Chernikov 	{ 0x08, "medium distance" },
143f732123eSAlexander V. Chernikov 	{ 0, NULL }
144f732123eSAlexander V. Chernikov };
145f732123eSAlexander V. Chernikov 
146f732123eSAlexander V. Chernikov /* Channel/Cable technology, byte 7-8 */
147f732123eSAlexander V. Chernikov static struct _nv cab_tech[] = {
148f732123eSAlexander V. Chernikov 	{ 0x0400, "Shortwave laser (SA)" },
149f732123eSAlexander V. Chernikov 	{ 0x0200, "Longwave laser (LC)" },
150f732123eSAlexander V. Chernikov 	{ 0x0100, "Electrical inter-enclosure (EL)" },
151f732123eSAlexander V. Chernikov 	{ 0x80, "Electrical intra-enclosure (EL)" },
152f732123eSAlexander V. Chernikov 	{ 0x40, "Shortwave laser (SN)" },
153f732123eSAlexander V. Chernikov 	{ 0x20, "Shortwave laser (SL)" },
154f732123eSAlexander V. Chernikov 	{ 0x10, "Longwave laser (LL)" },
155f732123eSAlexander V. Chernikov 	{ 0x08, "Active Cable" },
156f732123eSAlexander V. Chernikov 	{ 0x04, "Passive Cable" },
157f732123eSAlexander V. Chernikov 	{ 0, NULL }
158f732123eSAlexander V. Chernikov };
159f732123eSAlexander V. Chernikov 
160f732123eSAlexander V. Chernikov /* FC Transmission media, byte 9 */
161f732123eSAlexander V. Chernikov static struct _nv fc_media[] = {
162f732123eSAlexander V. Chernikov 	{ 0x80, "Twin Axial Pair" },
163f732123eSAlexander V. Chernikov 	{ 0x40, "Twisted Pair" },
164f732123eSAlexander V. Chernikov 	{ 0x20, "Miniature Coax" },
165f732123eSAlexander V. Chernikov 	{ 0x10, "Viao Coax" },
166f732123eSAlexander V. Chernikov 	{ 0x08, "Miltimode, 62.5um" },
167f732123eSAlexander V. Chernikov 	{ 0x04, "Multimode, 50um" },
168f732123eSAlexander V. Chernikov 	{ 0x02, "" },
169f732123eSAlexander V. Chernikov 	{ 0x01, "Single Mode" },
170f732123eSAlexander V. Chernikov 	{ 0, NULL }
171f732123eSAlexander V. Chernikov };
172f732123eSAlexander V. Chernikov 
173f732123eSAlexander V. Chernikov /* FC Speed, byte 10 */
174f732123eSAlexander V. Chernikov static struct _nv fc_speed[] = {
175f732123eSAlexander V. Chernikov 	{ 0x80, "1200 MBytes/sec" },
176f732123eSAlexander V. Chernikov 	{ 0x40, "800 MBytes/sec" },
177f732123eSAlexander V. Chernikov 	{ 0x20, "1600 MBytes/sec" },
178f732123eSAlexander V. Chernikov 	{ 0x10, "400 MBytes/sec" },
179f732123eSAlexander V. Chernikov 	{ 0x08, "3200 MBytes/sec" },
180f732123eSAlexander V. Chernikov 	{ 0x04, "200 MBytes/sec" },
181f732123eSAlexander V. Chernikov 	{ 0x01, "100 MBytes/sec" },
182f732123eSAlexander V. Chernikov 	{ 0, NULL }
183f732123eSAlexander V. Chernikov };
184f732123eSAlexander V. Chernikov 
185*f88c9741SAlexander V. Chernikov const char *
186*f88c9741SAlexander V. Chernikov find_value(struct _nv *x, int value)
187*f88c9741SAlexander V. Chernikov {
188*f88c9741SAlexander V. Chernikov 	for (; x->n != NULL; x++)
189*f88c9741SAlexander V. Chernikov 		if (x->v == value)
190*f88c9741SAlexander V. Chernikov 			return (x->n);
191*f88c9741SAlexander V. Chernikov 	return (NULL);
192*f88c9741SAlexander V. Chernikov }
193*f88c9741SAlexander V. Chernikov 
194*f88c9741SAlexander V. Chernikov const char *
195*f88c9741SAlexander V. Chernikov find_zero_bit(struct _nv *x, int value, int sz)
196*f88c9741SAlexander V. Chernikov {
197*f88c9741SAlexander V. Chernikov 	int v, m;
198*f88c9741SAlexander V. Chernikov 	const char *s;
199*f88c9741SAlexander V. Chernikov 
200*f88c9741SAlexander V. Chernikov 	v = 1;
201*f88c9741SAlexander V. Chernikov 	for (v = 1, m = 1 << (8 * sz); v < m; v *= 2) {
202*f88c9741SAlexander V. Chernikov 		if ((value & v) == 0)
203*f88c9741SAlexander V. Chernikov 			continue;
204*f88c9741SAlexander V. Chernikov 		if ((s = find_value(x, value & v)) != NULL) {
205*f88c9741SAlexander V. Chernikov 			value &= ~v;
206*f88c9741SAlexander V. Chernikov 			return (s);
207*f88c9741SAlexander V. Chernikov 		}
208*f88c9741SAlexander V. Chernikov 	}
209*f88c9741SAlexander V. Chernikov 
210*f88c9741SAlexander V. Chernikov 	return (NULL);
211*f88c9741SAlexander V. Chernikov }
212*f88c9741SAlexander V. Chernikov 
213*f88c9741SAlexander V. Chernikov static void
214*f88c9741SAlexander V. Chernikov get_sfp_identifier(struct i2c_info *ii, char *buf, size_t size)
215*f88c9741SAlexander V. Chernikov {
216*f88c9741SAlexander V. Chernikov 	const char *x;
217*f88c9741SAlexander V. Chernikov 	uint8_t data;
218*f88c9741SAlexander V. Chernikov 
219*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_ID, 1, (caddr_t)&data);
220*f88c9741SAlexander V. Chernikov 
221*f88c9741SAlexander V. Chernikov 	x = NULL;
222*f88c9741SAlexander V. Chernikov 	if (data <= SFF_8472_ID_LAST) {
223*f88c9741SAlexander V. Chernikov 		x = NULL;
224*f88c9741SAlexander V. Chernikov 		//x = sff_8472_id[data];
225*f88c9741SAlexander V. Chernikov 	} else {
226*f88c9741SAlexander V. Chernikov 		if (data > 0x80)
227*f88c9741SAlexander V. Chernikov 			x = "Vendor specific";
228*f88c9741SAlexander V. Chernikov 		else
229*f88c9741SAlexander V. Chernikov 			x = "Reserved";
230*f88c9741SAlexander V. Chernikov 	}
231*f88c9741SAlexander V. Chernikov 
232*f88c9741SAlexander V. Chernikov 	snprintf(buf, size, "%s", x);
233*f88c9741SAlexander V. Chernikov }
234*f88c9741SAlexander V. Chernikov 
235*f88c9741SAlexander V. Chernikov static void
236*f88c9741SAlexander V. Chernikov get_sfp_connector(struct i2c_info *ii, char *buf, size_t size)
237*f88c9741SAlexander V. Chernikov {
238*f88c9741SAlexander V. Chernikov 	const char *x;
239*f88c9741SAlexander V. Chernikov 	uint8_t data;
240*f88c9741SAlexander V. Chernikov 
241*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_CONNECTOR, 1, (caddr_t)&data);
242*f88c9741SAlexander V. Chernikov 
243*f88c9741SAlexander V. Chernikov 	if ((x = find_value(conn, data)) == NULL) {
244*f88c9741SAlexander V. Chernikov 		if (data >= 0x0D && data <= 0x1F)
245*f88c9741SAlexander V. Chernikov 			x = "Unallocated";
246*f88c9741SAlexander V. Chernikov 		else if (data >= 0x23 && data <= 0x7F)
247*f88c9741SAlexander V. Chernikov 			x = "Unallocated";
248*f88c9741SAlexander V. Chernikov 		else
249*f88c9741SAlexander V. Chernikov 			x = "Vendor specific";
250*f88c9741SAlexander V. Chernikov 	}
251*f88c9741SAlexander V. Chernikov 
252*f88c9741SAlexander V. Chernikov 	snprintf(buf, size, "%s", x);
253*f88c9741SAlexander V. Chernikov }
254*f88c9741SAlexander V. Chernikov 
255f732123eSAlexander V. Chernikov static void
256f732123eSAlexander V. Chernikov printf_sfp_transceiver_descr(struct i2c_info *ii, char *buf, size_t size)
257f732123eSAlexander V. Chernikov {
258f732123eSAlexander V. Chernikov 	char xbuf[12];
259f732123eSAlexander V. Chernikov 	const char *tech_class, *tech_len, *tech_tech, *tech_media, *tech_speed;
260f732123eSAlexander V. Chernikov 
261f732123eSAlexander V. Chernikov 	tech_class = NULL;
262f732123eSAlexander V. Chernikov 	tech_len = NULL;
263f732123eSAlexander V. Chernikov 	tech_tech = NULL;
264f732123eSAlexander V. Chernikov 	tech_media = NULL;
265f732123eSAlexander V. Chernikov 	tech_speed = NULL;
266f732123eSAlexander V. Chernikov 
267f732123eSAlexander V. Chernikov 	/* Read bytes 3-10 at once */
268*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START, 8, &xbuf[3]);
269f732123eSAlexander V. Chernikov 
270f732123eSAlexander V. Chernikov 	/* Check 10G first */
271f732123eSAlexander V. Chernikov 	tech_class = find_zero_bit(eth_10g, xbuf[3], 1);
272f732123eSAlexander V. Chernikov 	if (tech_class == NULL) {
273f732123eSAlexander V. Chernikov 		/* No match. Try 1G */
274f732123eSAlexander V. Chernikov 		tech_class = find_zero_bit(eth_compat, xbuf[6], 1);
275f732123eSAlexander V. Chernikov 	}
276f732123eSAlexander V. Chernikov 
277f732123eSAlexander V. Chernikov 	tech_len = find_zero_bit(fc_len, xbuf[7], 1);
278f732123eSAlexander V. Chernikov 	tech_tech = find_zero_bit(cab_tech, xbuf[7] << 8 | xbuf[8], 2);
279f732123eSAlexander V. Chernikov 	tech_media = find_zero_bit(fc_media, xbuf[9], 1);
280f732123eSAlexander V. Chernikov 	tech_speed = find_zero_bit(fc_speed, xbuf[10], 1);
281f732123eSAlexander V. Chernikov 
282f732123eSAlexander V. Chernikov 	printf("Class: %s\n", tech_class);
283f732123eSAlexander V. Chernikov 	printf("Length: %s\n", tech_len);
284f732123eSAlexander V. Chernikov 	printf("Tech: %s\n", tech_tech);
285f732123eSAlexander V. Chernikov 	printf("Media: %s\n", tech_media);
286f732123eSAlexander V. Chernikov 	printf("Speed: %s\n", tech_speed);
287f732123eSAlexander V. Chernikov }
288f732123eSAlexander V. Chernikov 
289f732123eSAlexander V. Chernikov static void
290f732123eSAlexander V. Chernikov get_sfp_transceiver_class(struct i2c_info *ii, char *buf, size_t size)
291f732123eSAlexander V. Chernikov {
292f732123eSAlexander V. Chernikov 	const char *tech_class;
293f732123eSAlexander V. Chernikov 	uint8_t code;
294f732123eSAlexander V. Chernikov 
295f732123eSAlexander V. Chernikov 	/* Check 10G Ethernet/IB first */
296*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START, 1, (caddr_t)&code);
297f732123eSAlexander V. Chernikov 	tech_class = find_zero_bit(eth_10g, code, 1);
298f732123eSAlexander V. Chernikov 	if (tech_class == NULL) {
299f732123eSAlexander V. Chernikov 		/* No match. Try Ethernet 1G */
300*f88c9741SAlexander V. Chernikov 		ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START + 3,
301*f88c9741SAlexander V. Chernikov 		    1, (caddr_t)&code);
302f732123eSAlexander V. Chernikov 		tech_class = find_zero_bit(eth_compat, code, 1);
303f732123eSAlexander V. Chernikov 	}
304f732123eSAlexander V. Chernikov 
305f732123eSAlexander V. Chernikov 	if (tech_class == NULL)
306f732123eSAlexander V. Chernikov 		tech_class = "Unknown";
307f732123eSAlexander V. Chernikov 
308f732123eSAlexander V. Chernikov 	snprintf(buf, size, "%s", tech_class);
309f732123eSAlexander V. Chernikov }
310f732123eSAlexander V. Chernikov 
311f732123eSAlexander V. Chernikov 
312f732123eSAlexander V. Chernikov static void
313f732123eSAlexander V. Chernikov get_sfp_vendor_name(struct i2c_info *ii, char *buf, size_t size)
314f732123eSAlexander V. Chernikov {
315f732123eSAlexander V. Chernikov 	char xbuf[17], *p;
316f732123eSAlexander V. Chernikov 
317f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
318f732123eSAlexander V. Chernikov 	/* ASCII String, right-padded with 0x20 */
319*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_VENDOR_START, 16, xbuf);
320f732123eSAlexander V. Chernikov 	for (p = &xbuf[16]; *(p - 1) == 0x20; p--)
321f732123eSAlexander V. Chernikov 		;
322f732123eSAlexander V. Chernikov 	*p = '\0';
323f732123eSAlexander V. Chernikov 
324f732123eSAlexander V. Chernikov 	snprintf(buf, size, "%s", xbuf);
325f732123eSAlexander V. Chernikov }
326f732123eSAlexander V. Chernikov 
327f732123eSAlexander V. Chernikov static void
328f732123eSAlexander V. Chernikov get_sfp_vendor_pn(struct i2c_info *ii, char *buf, size_t size)
329f732123eSAlexander V. Chernikov {
330f732123eSAlexander V. Chernikov 	char xbuf[17], *p;
331f732123eSAlexander V. Chernikov 
332f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
333f732123eSAlexander V. Chernikov 	/* ASCII String, right-padded with 0x20 */
334*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_PN_START, 16, xbuf);
335f732123eSAlexander V. Chernikov 	for (p = &xbuf[16]; *(p - 1) == 0x20; p--)
336f732123eSAlexander V. Chernikov 		;
337f732123eSAlexander V. Chernikov 	*p = '\0';
338f732123eSAlexander V. Chernikov 
339f732123eSAlexander V. Chernikov 	snprintf(buf, size, "%s", xbuf);
340f732123eSAlexander V. Chernikov }
341f732123eSAlexander V. Chernikov 
342f732123eSAlexander V. Chernikov static void
343f732123eSAlexander V. Chernikov get_sfp_vendor_sn(struct i2c_info *ii, char *buf, size_t size)
344f732123eSAlexander V. Chernikov {
345f732123eSAlexander V. Chernikov 	char xbuf[17], *p;
346f732123eSAlexander V. Chernikov 
347f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
348f732123eSAlexander V. Chernikov 	/* ASCII String, right-padded with 0x20 */
349*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_SN_START, 16, xbuf);
350f732123eSAlexander V. Chernikov 	for (p = &xbuf[16]; *(p - 1) == 0x20; p--)
351f732123eSAlexander V. Chernikov 		;
352f732123eSAlexander V. Chernikov 	*p = '\0';
353f732123eSAlexander V. Chernikov 	snprintf(buf, size, "%s", xbuf);
354f732123eSAlexander V. Chernikov }
355f732123eSAlexander V. Chernikov 
356f732123eSAlexander V. Chernikov static void
357f732123eSAlexander V. Chernikov get_sfp_vendor_date(struct i2c_info *ii, char *buf, size_t size)
358f732123eSAlexander V. Chernikov {
359f732123eSAlexander V. Chernikov 	char xbuf[6];
360f732123eSAlexander V. Chernikov 
361f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
362f732123eSAlexander V. Chernikov 	/* Date code, see Table 3.8 for description */
363*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_BASE, SFF_8472_DATE_START, 6, xbuf);
364f732123eSAlexander V. Chernikov 	snprintf(buf, size, "20%c%c-%c%c-%c%c", xbuf[0], xbuf[1],
365f732123eSAlexander V. Chernikov 	    xbuf[2], xbuf[3], xbuf[4], xbuf[5]);
366f732123eSAlexander V. Chernikov }
367f732123eSAlexander V. Chernikov 
368f732123eSAlexander V. Chernikov static void
369f732123eSAlexander V. Chernikov print_sfp_vendor(struct i2c_info *ii, char *buf, size_t size)
370f732123eSAlexander V. Chernikov {
371f732123eSAlexander V. Chernikov 	char xbuf[80];
372f732123eSAlexander V. Chernikov 
373f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
374f732123eSAlexander V. Chernikov 	get_sfp_vendor_name(ii, xbuf, 20);
375f732123eSAlexander V. Chernikov 	get_sfp_vendor_pn(ii, &xbuf[20], 20);
376f732123eSAlexander V. Chernikov 	get_sfp_vendor_sn(ii, &xbuf[40], 20);
377f732123eSAlexander V. Chernikov 	get_sfp_vendor_date(ii, &xbuf[60], 20);
378f732123eSAlexander V. Chernikov 
379f732123eSAlexander V. Chernikov 	snprintf(buf, size, "vendor: %s PN: %s SN: %s DATE: %s",
380f732123eSAlexander V. Chernikov 	    xbuf, &xbuf[20],  &xbuf[40], &xbuf[60]);
381f732123eSAlexander V. Chernikov }
382f732123eSAlexander V. Chernikov 
383f732123eSAlexander V. Chernikov static void
384f732123eSAlexander V. Chernikov get_sfp_temp(struct i2c_info *ii, char *buf, size_t size)
385f732123eSAlexander V. Chernikov {
386f732123eSAlexander V. Chernikov 	char xbuf[2];
387f732123eSAlexander V. Chernikov 
388f732123eSAlexander V. Chernikov 	int8_t major;
389f732123eSAlexander V. Chernikov 	uint8_t minor;
390f732123eSAlexander V. Chernikov 	int k;
391f732123eSAlexander V. Chernikov 
392f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
393*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_DIAG, SFF_8472_TEMP, 2, xbuf);
394f732123eSAlexander V. Chernikov 
395f732123eSAlexander V. Chernikov 	/* Convert temperature to string according to table 3.13 */
396f732123eSAlexander V. Chernikov 	major = (int8_t)xbuf[0];
397f732123eSAlexander V. Chernikov 	minor = (uint8_t)buf[1];
398f732123eSAlexander V. Chernikov 	k = minor * 1000 / 256;
399f732123eSAlexander V. Chernikov 
400f732123eSAlexander V. Chernikov 	snprintf(buf, size, "%d.%d C", major, k / 100);
401f732123eSAlexander V. Chernikov }
402f732123eSAlexander V. Chernikov 
403f732123eSAlexander V. Chernikov static void
404f732123eSAlexander V. Chernikov convert_power(struct i2c_info *ii, char *xbuf, char *buf, size_t size)
405f732123eSAlexander V. Chernikov {
406f732123eSAlexander V. Chernikov 	uint16_t mW;
407f732123eSAlexander V. Chernikov 	double dbm;
408f732123eSAlexander V. Chernikov 
409f732123eSAlexander V. Chernikov 	mW = ((uint8_t)xbuf[0] << 8) + (uint8_t)xbuf[1];
410f732123eSAlexander V. Chernikov 
411f732123eSAlexander V. Chernikov 	/* Convert mw to dbm */
412f732123eSAlexander V. Chernikov 	dbm = 10.0 * log10(1.0 * mW / 10000);
413f732123eSAlexander V. Chernikov 
414f732123eSAlexander V. Chernikov 	/* Table 3.9, bit 5 is set, internally calibrated */
415f732123eSAlexander V. Chernikov 	if ((ii->diag_type & 0x20) != 0) {
416f732123eSAlexander V. Chernikov 		snprintf(buf, size, "%d.%02d mW (%.2f dBm)",
417f732123eSAlexander V. Chernikov 	    	    mW / 10000, (mW % 10000) / 100, dbm);
418f732123eSAlexander V. Chernikov 	}
419f732123eSAlexander V. Chernikov }
420f732123eSAlexander V. Chernikov 
421f732123eSAlexander V. Chernikov static void
422f732123eSAlexander V. Chernikov get_sfp_rx_power(struct i2c_info *ii, char *buf, size_t size)
423f732123eSAlexander V. Chernikov {
424f732123eSAlexander V. Chernikov 	char xbuf[2];
425f732123eSAlexander V. Chernikov 
426f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
427*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_DIAG, SFF_8472_RX_POWER, 2, xbuf);
428f732123eSAlexander V. Chernikov 	convert_power(ii, xbuf, buf, size);
429f732123eSAlexander V. Chernikov }
430f732123eSAlexander V. Chernikov 
431f732123eSAlexander V. Chernikov static void
432f732123eSAlexander V. Chernikov get_sfp_tx_power(struct i2c_info *ii, char *buf, size_t size)
433f732123eSAlexander V. Chernikov {
434f732123eSAlexander V. Chernikov 	char xbuf[2];
435f732123eSAlexander V. Chernikov 
436f732123eSAlexander V. Chernikov 	memset(xbuf, 0, sizeof(xbuf));
437*f88c9741SAlexander V. Chernikov 	ii->f(ii, SFF_8472_DIAG, SFF_8472_TX_POWER, 2, xbuf);
438f732123eSAlexander V. Chernikov 	convert_power(ii, xbuf, buf, size);
439f732123eSAlexander V. Chernikov }
440f732123eSAlexander V. Chernikov 
441f732123eSAlexander V. Chernikov /* Intel ixgbe-specific structures and handlers */
442f732123eSAlexander V. Chernikov struct ixgbe_i2c_req {
443f732123eSAlexander V. Chernikov 	uint8_t dev_addr;
444f732123eSAlexander V. Chernikov 	uint8_t	offset;
445f732123eSAlexander V. Chernikov 	uint8_t len;
446f732123eSAlexander V. Chernikov 	uint8_t data[8];
447f732123eSAlexander V. Chernikov };
448f732123eSAlexander V. Chernikov #define	SIOCGI2C	SIOCGIFGENERIC
449f732123eSAlexander V. Chernikov 
450f732123eSAlexander V. Chernikov static int
451f732123eSAlexander V. Chernikov read_i2c_ixgbe(struct i2c_info *ii, uint8_t addr, uint8_t off, uint8_t len,
452f732123eSAlexander V. Chernikov     caddr_t buf)
453f732123eSAlexander V. Chernikov {
454f732123eSAlexander V. Chernikov 	struct ixgbe_i2c_req ixreq;
455f732123eSAlexander V. Chernikov 	int i;
456f732123eSAlexander V. Chernikov 
457f732123eSAlexander V. Chernikov 	if (ii->error != 0)
458f732123eSAlexander V. Chernikov 		return (ii->error);
459f732123eSAlexander V. Chernikov 
460f732123eSAlexander V. Chernikov 	ii->ifr->ifr_data = (caddr_t)&ixreq;
461f732123eSAlexander V. Chernikov 
462f732123eSAlexander V. Chernikov 	memset(&ixreq, 0, sizeof(ixreq));
463f732123eSAlexander V. Chernikov 	ixreq.dev_addr = addr;
464f732123eSAlexander V. Chernikov 
465f732123eSAlexander V. Chernikov 	for (i = 0; i < len; i += 1) {
466f732123eSAlexander V. Chernikov 		ixreq.offset = off + i;
467f732123eSAlexander V. Chernikov 		ixreq.len = 1;
468f732123eSAlexander V. Chernikov 
469f732123eSAlexander V. Chernikov 		if (ioctl(ii->s, SIOCGI2C, ii->ifr) != 0) {
470f732123eSAlexander V. Chernikov 			ii->error = errno;
471f732123eSAlexander V. Chernikov 			return (errno);
472f732123eSAlexander V. Chernikov 		}
473f732123eSAlexander V. Chernikov 		memcpy(&buf[i], ixreq.data, 1);
474f732123eSAlexander V. Chernikov 	}
475f732123eSAlexander V. Chernikov 
476f732123eSAlexander V. Chernikov 	return (0);
477f732123eSAlexander V. Chernikov }
478f732123eSAlexander V. Chernikov 
479f732123eSAlexander V. Chernikov void
480f732123eSAlexander V. Chernikov sfp_status(int s, struct ifreq *ifr, int verbose)
481f732123eSAlexander V. Chernikov {
482f732123eSAlexander V. Chernikov 	struct i2c_info ii;
483f732123eSAlexander V. Chernikov 	char buf[80], buf2[40], buf3[40];
484f732123eSAlexander V. Chernikov 
485f732123eSAlexander V. Chernikov 	/*
486f732123eSAlexander V. Chernikov 	 * Check if we have i2c support for particular driver.
487f732123eSAlexander V. Chernikov 	 * TODO: Determine driver by original name.
488f732123eSAlexander V. Chernikov 	 */
489f732123eSAlexander V. Chernikov 	memset(&ii, 0, sizeof(ii));
490f732123eSAlexander V. Chernikov 	if (strncmp(ifr->ifr_name, "ix", 2) == 0) {
491f732123eSAlexander V. Chernikov 		ii.f = read_i2c_ixgbe;
492f732123eSAlexander V. Chernikov 	} else
493f732123eSAlexander V. Chernikov 		return;
494f732123eSAlexander V. Chernikov 
495f732123eSAlexander V. Chernikov 	/* Prepare necessary into to pass to NIC handler */
496f732123eSAlexander V. Chernikov 	ii.s = s;
497f732123eSAlexander V. Chernikov 	ii.ifr = ifr;
498f732123eSAlexander V. Chernikov 
499f732123eSAlexander V. Chernikov 	/* Read diagnostic monitoring type */
500*f88c9741SAlexander V. Chernikov 	ii.f(&ii, SFF_8472_BASE, SFF_8472_DIAG_TYPE, 1, (caddr_t)&ii.diag_type);
501f732123eSAlexander V. Chernikov 
502f732123eSAlexander V. Chernikov 	/* Transceiver type */
503f732123eSAlexander V. Chernikov 	get_sfp_identifier(&ii, buf, sizeof(buf));
504f732123eSAlexander V. Chernikov 	get_sfp_transceiver_class(&ii, buf2, sizeof(buf2));
505f732123eSAlexander V. Chernikov 	get_sfp_connector(&ii, buf3, sizeof(buf3));
506f732123eSAlexander V. Chernikov 	if (ii.error == 0)
507f732123eSAlexander V. Chernikov 		printf("\ti2c: %s %s (%s)\n", buf, buf2, buf3);
508f732123eSAlexander V. Chernikov 	if (verbose > 2)
509f732123eSAlexander V. Chernikov 		printf_sfp_transceiver_descr(&ii, buf, sizeof(buf));
510f732123eSAlexander V. Chernikov 	print_sfp_vendor(&ii, buf, sizeof(buf));
511f732123eSAlexander V. Chernikov 	if (ii.error == 0)
512f732123eSAlexander V. Chernikov 		printf("\t%s\n", buf);
513*f88c9741SAlexander V. Chernikov 
514f732123eSAlexander V. Chernikov 	/*
515*f88c9741SAlexander V. Chernikov 	 * Request current measurements iff they are provided:
516f732123eSAlexander V. Chernikov 	 * Bit 6 must be set.
517f732123eSAlexander V. Chernikov 	 */
518f732123eSAlexander V. Chernikov 	if ((ii.diag_type & 0x40) != 0) {
519f732123eSAlexander V. Chernikov 		get_sfp_temp(&ii, buf, sizeof(buf));
520f732123eSAlexander V. Chernikov 		get_sfp_rx_power(&ii, buf2, sizeof(buf2));
521f732123eSAlexander V. Chernikov 		get_sfp_tx_power(&ii, buf3, sizeof(buf3));
522f732123eSAlexander V. Chernikov 		printf("\tTemp: %s RX: %s TX: %s\n", buf, buf2, buf3);
523f732123eSAlexander V. Chernikov 	}
524f732123eSAlexander V. Chernikov }
525f732123eSAlexander V. Chernikov 
526