147 lines
3.6 KiB
C
147 lines
3.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2015 Google, Inc
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*/
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#include <common.h>
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#include <console.h>
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#include <dm.h>
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#include <usb.h>
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#include <asm/io.h>
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#include <asm/state.h>
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#include <asm/test.h>
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#include <dm/device-internal.h>
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#include <dm/test.h>
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#include <dm/uclass-internal.h>
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#include <test/ut.h>
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/* Test that sandbox USB works correctly */
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static int dm_test_usb_base(struct unit_test_state *uts)
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{
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struct udevice *bus;
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ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_USB, 0, &bus));
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ut_assertok(uclass_get_device(UCLASS_USB, 0, &bus));
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ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_USB, 2, &bus));
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return 0;
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}
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DM_TEST(dm_test_usb_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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/*
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* Test that we can use the flash stick. This is more of a functional test. It
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* covers scanning the bug, setting up a hub and a flash stick and reading
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* data from the flash stick.
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*/
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static int dm_test_usb_flash(struct unit_test_state *uts)
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{
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struct udevice *dev;
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struct blk_desc *dev_desc;
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char cmp[1024];
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev));
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ut_assertok(blk_get_device_by_str("usb", "0", &dev_desc));
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/* Read a few blocks and look for the string we expect */
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ut_asserteq(512, dev_desc->blksz);
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memset(cmp, '\0', sizeof(cmp));
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ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp));
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ut_assertok(strcmp(cmp, "this is a test"));
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ut_assertok(usb_stop());
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return 0;
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}
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DM_TEST(dm_test_usb_flash, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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/* test that we can handle multiple storage devices */
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static int dm_test_usb_multi(struct unit_test_state *uts)
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{
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struct udevice *dev;
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev));
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 1, &dev));
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 2, &dev));
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ut_assertok(usb_stop());
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return 0;
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}
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DM_TEST(dm_test_usb_multi, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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static int count_usb_devices(void)
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{
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struct udevice *hub;
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struct uclass *uc;
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int count = 0;
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int ret;
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ret = uclass_get(UCLASS_USB_HUB, &uc);
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if (ret)
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return ret;
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uclass_foreach_dev(hub, uc) {
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struct udevice *dev;
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count++;
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for (device_find_first_child(hub, &dev);
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dev;
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device_find_next_child(&dev)) {
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count++;
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}
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}
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return count;
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}
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/* test that no USB devices are found after we stop the stack */
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static int dm_test_usb_stop(struct unit_test_state *uts)
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{
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struct udevice *dev;
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/* Scan and check that all devices are present */
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev));
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 1, &dev));
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 2, &dev));
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ut_asserteq(6, count_usb_devices());
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ut_assertok(usb_stop());
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ut_asserteq(0, count_usb_devices());
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return 0;
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}
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DM_TEST(dm_test_usb_stop, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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static int dm_test_usb_keyb(struct unit_test_state *uts)
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{
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struct udevice *dev;
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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/* Initially there should be no characters */
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ut_asserteq(0, tstc());
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ut_assertok(uclass_get_device_by_name(UCLASS_USB_EMUL, "keyb",
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&dev));
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/*
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* Add a string to the USB keyboard buffer - it should appear in
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* stdin
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*/
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ut_assertok(sandbox_usb_keyb_add_string(dev, "ab"));
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ut_asserteq(1, tstc());
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ut_asserteq('a', getc());
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ut_asserteq(1, tstc());
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ut_asserteq('b', getc());
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ut_asserteq(0, tstc());
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ut_assertok(usb_stop());
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return 0;
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}
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DM_TEST(dm_test_usb_keyb, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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