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https://github.com/brain-hackers/u-boot-brain
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2a981dc2c6
To ease conversion to driver model, add helper functions which deal with calling each block device method. With driver model we can reimplement these functions with the same arguments. Use inline functions to avoid increasing code size on some boards. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Stephen Warren <swarren@nvidia.com>
301 lines
7.8 KiB
C
301 lines
7.8 KiB
C
/*
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* Copyright (C) 2015 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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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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DECLARE_GLOBAL_DATA_PTR;
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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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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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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 we can remove an emulated device and it is then not found */
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static int dm_test_usb_remove(struct unit_test_state *uts)
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{
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struct udevice *dev, *emul;
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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(6, count_usb_devices());
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/* Remove the second emulation device */
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ut_assertok(uclass_find_device_by_name(UCLASS_USB_EMUL, "flash-stick@1",
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&dev));
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ut_assertok(device_unbind(dev));
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/* Rescan - only the first and third should be present */
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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(usb_emul_find_for_dev(dev, &emul));
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ut_asserteq_str("flash-stick@0", emul->name);
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ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 1, &dev));
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ut_assertok(usb_emul_find_for_dev(dev, &emul));
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ut_asserteq_str("flash-stick@2", emul->name);
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ut_asserteq(-ENODEV, uclass_get_device(UCLASS_MASS_STORAGE, 2, &dev));
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ut_asserteq(5, count_usb_devices());
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ut_assertok(usb_stop());
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ut_asserteq(5, count_usb_devices());
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return 0;
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}
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DM_TEST(dm_test_usb_remove, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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const char usb_tree_base[] =
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" 1 Hub (12 Mb/s, 100mA)\n"
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" | sandbox hub 2345\n"
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" |\n"
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" |\b+-2 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@0\n"
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" | \n"
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" |\b+-3 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@1\n"
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" | \n"
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" |\b+-4 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@2\n"
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" | \n"
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" |\b+-5 Human Interface (12 Mb/s, 100mA)\n"
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" sandbox keyboard keyb@3\n"
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" \n";
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/* test that the 'usb tree' command output looks correct */
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static int dm_test_usb_tree(struct unit_test_state *uts)
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{
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char *data;
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int len;
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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console_record_reset_enable();
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usb_show_tree();
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len = membuff_getraw(&gd->console_out, -1, true, &data);
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if (len)
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data[len] = '\0';
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ut_asserteq_str(usb_tree_base, data);
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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_tree, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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const char usb_tree_remove[] =
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" 1 Hub (12 Mb/s, 100mA)\n"
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" | sandbox hub 2345\n"
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" |\n"
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" |\b+-2 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@0\n"
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" | \n"
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" |\b+-3 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@2\n"
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" | \n"
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" |\b+-4 Human Interface (12 Mb/s, 100mA)\n"
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" sandbox keyboard keyb@3\n"
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" \n";
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/*
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* test that the 'usb tree' command output looks correct when we remove a
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* device
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*/
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static int dm_test_usb_tree_remove(struct unit_test_state *uts)
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{
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struct udevice *dev;
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char *data;
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int len;
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/* Remove the second emulation device */
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ut_assertok(uclass_find_device_by_name(UCLASS_USB_EMUL, "flash-stick@1",
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&dev));
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ut_assertok(device_unbind(dev));
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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console_record_reset_enable();
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usb_show_tree();
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len = membuff_getraw(&gd->console_out, -1, true, &data);
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if (len)
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data[len] = '\0';
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ut_asserteq_str(usb_tree_remove, data);
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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_tree_remove, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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const char usb_tree_reorder[] =
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" 1 Hub (12 Mb/s, 100mA)\n"
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" | sandbox hub 2345\n"
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" |\n"
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" |\b+-2 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@0\n"
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" | \n"
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" |\b+-3 Mass Storage (12 Mb/s, 100mA)\n"
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" | sandbox flash flash-stick@2\n"
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" | \n"
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" |\b+-4 Human Interface (12 Mb/s, 100mA)\n"
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" | sandbox keyboard keyb@3\n"
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" | \n"
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" |\b+-5 Mass Storage (12 Mb/s, 100mA)\n"
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" sandbox flash flash-stick@1\n"
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" \n";
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/*
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* test that the 'usb tree' command output looks correct when we reorder two
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* devices.
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*/
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static int dm_test_usb_tree_reorder(struct unit_test_state *uts)
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{
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struct udevice *dev, *parent;
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char *data;
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int len;
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/* Remove the second emulation device */
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ut_assertok(uclass_find_device_by_name(UCLASS_USB_EMUL, "flash-stick@1",
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&dev));
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parent = dev->parent;
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/* Reorder the devices in the parent list and uclass list */
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list_del(&dev->sibling_node);
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list_add_tail(&dev->sibling_node, &parent->child_head);
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list_del(&dev->uclass_node);
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list_add_tail(&dev->uclass_node, &dev->uclass->dev_head);
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state_set_skip_delays(true);
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ut_assertok(usb_init());
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console_record_reset_enable();
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usb_show_tree();
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len = membuff_getraw(&gd->console_out, -1, true, &data);
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if (len)
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data[len] = '\0';
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ut_asserteq_str(usb_tree_reorder, data);
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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_tree_reorder, 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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