1 /* 2 * This file and its contents are supplied under the terms of the 3 * Common Development and Distribution License ("CDDL"), version 1.0. 4 * You may only use this file in accordance with the terms of version 5 * 1.0 of the CDDL. 6 * 7 * A full copy of the text of the CDDL should have accompanied this 8 * source. A copy of the CDDL is also available via the Internet at 9 * http://www.illumos.org/license/CDDL. 10 */ 11 12 /* 13 * Copyright (c) 2017, Joyent, Inc. 14 */ 15 16 /* 17 * Print and tests SFF Wavelength values. Note that in both SFF 8472 and SFF 18 * 8636 the wavelength values also double for various copper complaince values. 19 * We check both forms here. Note that the copper compliance in SFF 8472 is 20 * currently tested in libsff_compliance.c. SFF 8636's Copper Attenuation values 21 * are tested here. 22 */ 23 24 #include <stdio.h> 25 #include <errno.h> 26 #include <strings.h> 27 #include <err.h> 28 #include <libsff.h> 29 30 /* 31 * Pick up private sff header file with offsets from lib/libsff. 32 */ 33 #include "sff.h" 34 35 int 36 main(void) 37 { 38 int ret, i; 39 uint8_t buf[256]; 40 nvlist_t *nvl; 41 char *val; 42 char *attenuate[] = { LIBSFF_KEY_ATTENUATE_2G, LIBSFF_KEY_ATTENUATE_5G, 43 LIBSFF_KEY_ATTENUATE_7G, LIBSFF_KEY_ATTENUATE_12G, NULL }; 44 char *wave[] = { LIBSFF_KEY_WAVELENGTH, LIBSFF_KEY_WAVE_TOLERANCE, 45 NULL }; 46 47 bzero(buf, sizeof (buf)); 48 buf[SFF_8472_WAVELENGTH_HI] = 0x12; 49 buf[SFF_8472_WAVELENGTH_LOW] = 0x34; 50 51 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) { 52 errc(1, ret, "TEST FAILED: failed to parse SFP wavelength " 53 "values"); 54 } 55 56 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_WAVELENGTH, &val)) != 57 0) { 58 errc(1, ret, "TEST FAILED: failed to find %s", 59 LIBSFF_KEY_WAVELENGTH); 60 } 61 (void) printf("%s: %s\n", LIBSFF_KEY_WAVELENGTH, val); 62 nvlist_free(nvl); 63 64 /* 65 * Make sure wavelength is missing if we specify a copper compliance. 66 */ 67 bzero(buf, sizeof (buf)); 68 buf[SFF_8472_COMPLIANCE_SFP] = 0x08; 69 buf[SFF_8472_WAVELENGTH_HI] = 0x12; 70 buf[SFF_8472_WAVELENGTH_LOW] = 0x34; 71 72 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) { 73 errc(1, ret, "TEST FAILED: failed to parse SFP wavelength " 74 "values"); 75 } 76 77 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_WAVELENGTH, &val)) != 78 ENOENT) { 79 errx(1, "TEST FALIED: found unexpected return value for key " 80 "%s: %d", LIBSFF_KEY_WAVELENGTH, ret); 81 } 82 83 nvlist_free(nvl); 84 85 bzero(buf, sizeof (buf)); 86 buf[SFF_8472_COMPLIANCE_SFP] = 0x04; 87 buf[SFF_8472_WAVELENGTH_HI] = 0x12; 88 buf[SFF_8472_WAVELENGTH_LOW] = 0x34; 89 90 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) { 91 errc(1, ret, "TEST FAILED: failed to parse SFP wavelength " 92 "values"); 93 } 94 95 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_WAVELENGTH, &val)) != 96 ENOENT) { 97 errx(1, "TEST FALIED: found unexpected return value for key " 98 "%s: %d", LIBSFF_KEY_WAVELENGTH, ret); 99 } 100 101 nvlist_free(nvl); 102 103 /* 104 * Now for QSFP+ 105 */ 106 (void) puts("\n\nQSFP\n"); 107 108 /* First copper */ 109 bzero(buf, sizeof (buf)); 110 buf[SFF_8472_IDENTIFIER] = SFF_8024_ID_QSFP; 111 buf[SFF_8636_DEVICE_TECH] = 0xa0; 112 113 buf[SFF_8636_ATTENUATE_2G] = 0x42; 114 buf[SFF_8636_ATTENUATE_5G] = 0x43; 115 buf[SFF_8636_ATTENUATE_7G] = 0x44; 116 buf[SFF_8636_ATTENUATE_12G] = 0x45; 117 118 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) { 119 errc(1, ret, "TEST FAILED: failed to parse QSFP BR " 120 "values"); 121 } 122 123 for (i = 0; attenuate[i] != NULL; i++) { 124 if ((ret = nvlist_lookup_string(nvl, attenuate[i], &val)) != 125 0) { 126 errc(1, ret, "TEST FAILED: failed to find %s", 127 attenuate[i]); 128 } 129 (void) printf("%s: %s\n", attenuate[i], val); 130 } 131 132 for (i = 0; wave[i] != NULL; i++) { 133 if ((ret = nvlist_lookup_string(nvl, wave[i], &val)) != 134 ENOENT) { 135 errx(1, "TEST FAILED: found unexpected return value " 136 "for key %s: %d", attenuate[i], ret); 137 } 138 139 } 140 nvlist_free(nvl); 141 142 /* Now normal wavelengths */ 143 bzero(buf, sizeof (buf)); 144 buf[SFF_8472_IDENTIFIER] = SFF_8024_ID_QSFP; 145 146 buf[SFF_8636_WAVELENGTH_NOMINAL_HI] = 0x12; 147 buf[SFF_8636_WAVELENGTH_NOMINAL_LOW] = 0x34; 148 buf[SFF_8636_WAVELENGTH_TOLERANCE_HI] = 0x56; 149 buf[SFF_8636_WAVELENGTH_TOLERANCE_LOW] = 0x78; 150 151 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) { 152 errc(1, ret, "TEST FAILED: failed to parse QSFP Wavelength " 153 "values"); 154 } 155 156 for (i = 0; wave[i] != NULL; i++) { 157 if ((ret = nvlist_lookup_string(nvl, wave[i], &val)) != 0) { 158 errc(1, ret, "TEST FAILED: failed to find %s", wave[i]); 159 } 160 (void) printf("%s: %s\n", wave[i], val); 161 } 162 163 for (i = 0; attenuate[i] != NULL; i++) { 164 if ((ret = nvlist_lookup_string(nvl, attenuate[i], &val)) != 165 ENOENT) { 166 errx(1, "TEST FALIED: found unexpected return value " 167 "for key %s: %d", attenuate[i], ret); 168 } 169 170 } 171 nvlist_free(nvl); 172 173 return (0); 174 } 175