1 /* 2 * Copyright (c) 2015 National Instruments 3 * 4 * (C) Copyright 2015 5 * Joe Hershberger <joe.hershberger@ni.com> 6 * 7 * SPDX-License-Identifier: GPL-2.0 8 */ 9 10 #include <common.h> 11 #include <dm.h> 12 #include <dm/test.h> 13 #include <dm/ut.h> 14 #include <fdtdec.h> 15 #include <malloc.h> 16 #include <net.h> 17 #include <asm/eth.h> 18 19 DECLARE_GLOBAL_DATA_PTR; 20 21 static int dm_test_eth(struct dm_test_state *dms) 22 { 23 net_ping_ip = string_to_ip("1.1.2.2"); 24 25 setenv("ethact", "eth@10002000"); 26 ut_assertok(net_loop(PING)); 27 ut_asserteq_str("eth@10002000", getenv("ethact")); 28 29 setenv("ethact", "eth@10003000"); 30 ut_assertok(net_loop(PING)); 31 ut_asserteq_str("eth@10003000", getenv("ethact")); 32 33 setenv("ethact", "eth@10004000"); 34 ut_assertok(net_loop(PING)); 35 ut_asserteq_str("eth@10004000", getenv("ethact")); 36 37 return 0; 38 } 39 DM_TEST(dm_test_eth, DM_TESTF_SCAN_FDT); 40 41 static int dm_test_eth_alias(struct dm_test_state *dms) 42 { 43 net_ping_ip = string_to_ip("1.1.2.2"); 44 setenv("ethact", "eth0"); 45 ut_assertok(net_loop(PING)); 46 ut_asserteq_str("eth@10002000", getenv("ethact")); 47 48 setenv("ethact", "eth1"); 49 ut_assertok(net_loop(PING)); 50 ut_asserteq_str("eth@10004000", getenv("ethact")); 51 52 /* Expected to fail since eth2 is not defined in the device tree */ 53 setenv("ethact", "eth2"); 54 ut_assertok(net_loop(PING)); 55 ut_asserteq_str("eth@10002000", getenv("ethact")); 56 57 setenv("ethact", "eth5"); 58 ut_assertok(net_loop(PING)); 59 ut_asserteq_str("eth@10003000", getenv("ethact")); 60 61 return 0; 62 } 63 DM_TEST(dm_test_eth_alias, DM_TESTF_SCAN_FDT); 64 65 static int dm_test_eth_prime(struct dm_test_state *dms) 66 { 67 net_ping_ip = string_to_ip("1.1.2.2"); 68 69 /* Expected to be "eth@10003000" because of ethprime variable */ 70 setenv("ethact", NULL); 71 setenv("ethprime", "eth5"); 72 ut_assertok(net_loop(PING)); 73 ut_asserteq_str("eth@10003000", getenv("ethact")); 74 75 /* Expected to be "eth@10002000" because it is first */ 76 setenv("ethact", NULL); 77 setenv("ethprime", NULL); 78 ut_assertok(net_loop(PING)); 79 ut_asserteq_str("eth@10002000", getenv("ethact")); 80 81 return 0; 82 } 83 DM_TEST(dm_test_eth_prime, DM_TESTF_SCAN_FDT); 84 85 static int dm_test_eth_rotate(struct dm_test_state *dms) 86 { 87 char ethaddr[18]; 88 89 /* Invalidate eth1's MAC address */ 90 net_ping_ip = string_to_ip("1.1.2.2"); 91 strcpy(ethaddr, getenv("eth1addr")); 92 setenv("eth1addr", NULL); 93 94 /* Make sure that the default is to rotate to the next interface */ 95 setenv("ethact", "eth@10004000"); 96 ut_assertok(net_loop(PING)); 97 ut_asserteq_str("eth@10002000", getenv("ethact")); 98 99 /* If ethrotate is no, then we should fail on a bad MAC */ 100 setenv("ethact", "eth@10004000"); 101 setenv("ethrotate", "no"); 102 ut_asserteq(-EINVAL, net_loop(PING)); 103 ut_asserteq_str("eth@10004000", getenv("ethact")); 104 105 /* Restore the env */ 106 setenv("eth1addr", ethaddr); 107 setenv("ethrotate", NULL); 108 109 /* Invalidate eth0's MAC address */ 110 strcpy(ethaddr, getenv("ethaddr")); 111 setenv(".flags", "ethaddr"); 112 setenv("ethaddr", NULL); 113 114 /* Make sure we can skip invalid devices */ 115 setenv("ethact", "eth@10004000"); 116 ut_assertok(net_loop(PING)); 117 ut_asserteq_str("eth@10004000", getenv("ethact")); 118 119 /* Restore the env */ 120 setenv("ethaddr", ethaddr); 121 setenv(".flags", NULL); 122 123 return 0; 124 } 125 DM_TEST(dm_test_eth_rotate, DM_TESTF_SCAN_FDT); 126 127 static int dm_test_net_retry(struct dm_test_state *dms) 128 { 129 net_ping_ip = string_to_ip("1.1.2.2"); 130 131 /* 132 * eth1 is disabled and netretry is yes, so the ping should succeed and 133 * the active device should be eth0 134 */ 135 sandbox_eth_disable_response(1, true); 136 setenv("ethact", "eth@10004000"); 137 setenv("netretry", "yes"); 138 ut_assertok(net_loop(PING)); 139 ut_asserteq_str("eth@10002000", getenv("ethact")); 140 141 /* 142 * eth1 is disabled and netretry is no, so the ping should fail and the 143 * active device should be eth1 144 */ 145 setenv("ethact", "eth@10004000"); 146 setenv("netretry", "no"); 147 ut_asserteq(-ETIMEDOUT, net_loop(PING)); 148 ut_asserteq_str("eth@10004000", getenv("ethact")); 149 150 /* Restore the env */ 151 setenv("netretry", NULL); 152 sandbox_eth_disable_response(1, false); 153 154 return 0; 155 } 156 DM_TEST(dm_test_net_retry, DM_TESTF_SCAN_FDT); 157