261 lines
6.9 KiB
C
261 lines
6.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2015 National Instruments
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*
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* (C) Copyright 2015
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* Joe Hershberger <joe.hershberger@ni.com>
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*/
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#include <common.h>
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#include <dm.h>
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#include <fdtdec.h>
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#include <malloc.h>
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#include <net.h>
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#include <dm/test.h>
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#include <dm/device-internal.h>
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#include <dm/uclass-internal.h>
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#include <asm/eth.h>
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#include <test/ut.h>
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#define DM_TEST_ETH_NUM 4
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static int dm_test_eth(struct unit_test_state *uts)
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{
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net_ping_ip = string_to_ip("1.1.2.2");
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env_set("ethact", "eth@10002000");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10002000", env_get("ethact"));
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env_set("ethact", "eth@10003000");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10003000", env_get("ethact"));
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env_set("ethact", "eth@10004000");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10004000", env_get("ethact"));
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return 0;
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}
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DM_TEST(dm_test_eth, DM_TESTF_SCAN_FDT);
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static int dm_test_eth_alias(struct unit_test_state *uts)
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{
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net_ping_ip = string_to_ip("1.1.2.2");
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env_set("ethact", "eth0");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10002000", env_get("ethact"));
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env_set("ethact", "eth1");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10004000", env_get("ethact"));
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/* Expected to fail since eth2 is not defined in the device tree */
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env_set("ethact", "eth2");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10002000", env_get("ethact"));
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env_set("ethact", "eth5");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10003000", env_get("ethact"));
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return 0;
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}
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DM_TEST(dm_test_eth_alias, DM_TESTF_SCAN_FDT);
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static int dm_test_eth_prime(struct unit_test_state *uts)
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{
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net_ping_ip = string_to_ip("1.1.2.2");
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/* Expected to be "eth@10003000" because of ethprime variable */
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env_set("ethact", NULL);
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env_set("ethprime", "eth5");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10003000", env_get("ethact"));
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/* Expected to be "eth@10002000" because it is first */
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env_set("ethact", NULL);
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env_set("ethprime", NULL);
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10002000", env_get("ethact"));
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return 0;
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}
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DM_TEST(dm_test_eth_prime, DM_TESTF_SCAN_FDT);
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/**
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* This test case is trying to test the following scenario:
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* - All ethernet devices are not probed
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* - "ethaddr" for all ethernet devices are not set
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* - "ethact" is set to a valid ethernet device name
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*
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* With Sandbox default test configuration, all ethernet devices are
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* probed after power-up, so we have to manually create such scenario:
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* - Remove all ethernet devices
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* - Remove all "ethaddr" environment variables
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* - Set "ethact" to the first ethernet device
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*
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* Do a ping test to see if anything goes wrong.
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*/
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static int dm_test_eth_act(struct unit_test_state *uts)
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{
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struct udevice *dev[DM_TEST_ETH_NUM];
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const char *ethname[DM_TEST_ETH_NUM] = {"eth@10002000", "eth@10003000",
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"sbe5", "eth@10004000"};
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const char *addrname[DM_TEST_ETH_NUM] = {"ethaddr", "eth5addr",
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"eth3addr", "eth1addr"};
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char ethaddr[DM_TEST_ETH_NUM][18];
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int i;
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memset(ethaddr, '\0', sizeof(ethaddr));
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net_ping_ip = string_to_ip("1.1.2.2");
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/* Prepare the test scenario */
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for (i = 0; i < DM_TEST_ETH_NUM; i++) {
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ut_assertok(uclass_find_device_by_name(UCLASS_ETH,
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ethname[i], &dev[i]));
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ut_assertok(device_remove(dev[i], DM_REMOVE_NORMAL));
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/* Invalidate MAC address */
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strncpy(ethaddr[i], env_get(addrname[i]), 17);
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/* Must disable access protection for ethaddr before clearing */
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env_set(".flags", addrname[i]);
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env_set(addrname[i], NULL);
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}
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/* Set ethact to "eth@10002000" */
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env_set("ethact", ethname[0]);
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/* Segment fault might happen if something is wrong */
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ut_asserteq(-ENODEV, net_loop(PING));
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for (i = 0; i < DM_TEST_ETH_NUM; i++) {
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/* Restore the env */
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env_set(".flags", addrname[i]);
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env_set(addrname[i], ethaddr[i]);
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/* Probe the device again */
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ut_assertok(device_probe(dev[i]));
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}
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env_set(".flags", NULL);
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env_set("ethact", NULL);
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return 0;
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}
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DM_TEST(dm_test_eth_act, DM_TESTF_SCAN_FDT);
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/* The asserts include a return on fail; cleanup in the caller */
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static int _dm_test_eth_rotate1(struct unit_test_state *uts)
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{
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/* Make sure that the default is to rotate to the next interface */
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env_set("ethact", "eth@10004000");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10002000", env_get("ethact"));
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/* If ethrotate is no, then we should fail on a bad MAC */
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env_set("ethact", "eth@10004000");
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env_set("ethrotate", "no");
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ut_asserteq(-EINVAL, net_loop(PING));
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ut_asserteq_str("eth@10004000", env_get("ethact"));
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return 0;
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}
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static int _dm_test_eth_rotate2(struct unit_test_state *uts)
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{
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/* Make sure we can skip invalid devices */
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env_set("ethact", "eth@10004000");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10004000", env_get("ethact"));
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/* Make sure we can handle device name which is not eth# */
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env_set("ethact", "sbe5");
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ut_assertok(net_loop(PING));
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ut_asserteq_str("sbe5", env_get("ethact"));
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return 0;
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}
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static int dm_test_eth_rotate(struct unit_test_state *uts)
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{
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char ethaddr[18];
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int retval;
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/* Set target IP to mock ping */
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net_ping_ip = string_to_ip("1.1.2.2");
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/* Invalidate eth1's MAC address */
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memset(ethaddr, '\0', sizeof(ethaddr));
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strncpy(ethaddr, env_get("eth1addr"), 17);
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/* Must disable access protection for eth1addr before clearing */
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env_set(".flags", "eth1addr");
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env_set("eth1addr", NULL);
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retval = _dm_test_eth_rotate1(uts);
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/* Restore the env */
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env_set("eth1addr", ethaddr);
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env_set("ethrotate", NULL);
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if (!retval) {
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/* Invalidate eth0's MAC address */
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strncpy(ethaddr, env_get("ethaddr"), 17);
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/* Must disable access protection for ethaddr before clearing */
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env_set(".flags", "ethaddr");
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env_set("ethaddr", NULL);
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retval = _dm_test_eth_rotate2(uts);
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/* Restore the env */
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env_set("ethaddr", ethaddr);
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}
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/* Restore the env */
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env_set(".flags", NULL);
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return retval;
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}
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DM_TEST(dm_test_eth_rotate, DM_TESTF_SCAN_FDT);
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/* The asserts include a return on fail; cleanup in the caller */
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static int _dm_test_net_retry(struct unit_test_state *uts)
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{
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/*
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* eth1 is disabled and netretry is yes, so the ping should succeed and
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* the active device should be eth0
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*/
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sandbox_eth_disable_response(1, true);
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env_set("ethact", "eth@10004000");
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env_set("netretry", "yes");
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sandbox_eth_skip_timeout();
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ut_assertok(net_loop(PING));
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ut_asserteq_str("eth@10002000", env_get("ethact"));
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/*
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* eth1 is disabled and netretry is no, so the ping should fail and the
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* active device should be eth1
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*/
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env_set("ethact", "eth@10004000");
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env_set("netretry", "no");
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sandbox_eth_skip_timeout();
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ut_asserteq(-ETIMEDOUT, net_loop(PING));
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ut_asserteq_str("eth@10004000", env_get("ethact"));
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return 0;
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}
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static int dm_test_net_retry(struct unit_test_state *uts)
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{
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int retval;
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net_ping_ip = string_to_ip("1.1.2.2");
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retval = _dm_test_net_retry(uts);
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/* Restore the env */
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env_set("netretry", NULL);
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sandbox_eth_disable_response(1, false);
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return retval;
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}
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DM_TEST(dm_test_net_retry, DM_TESTF_SCAN_FDT);
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