diff options
Diffstat (limited to 'roms/u-boot/test/dm/blk.c')
| -rw-r--r-- | roms/u-boot/test/dm/blk.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/roms/u-boot/test/dm/blk.c b/roms/u-boot/test/dm/blk.c new file mode 100644 index 000000000..b7f4304e9 --- /dev/null +++ b/roms/u-boot/test/dm/blk.c @@ -0,0 +1,164 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2015 Google, Inc + */ + +#include <common.h> +#include <dm.h> +#include <part.h> +#include <usb.h> +#include <asm/global_data.h> +#include <asm/state.h> +#include <dm/test.h> +#include <test/test.h> +#include <test/ut.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Test that block devices can be created */ +static int dm_test_blk_base(struct unit_test_state *uts) +{ + struct udevice *blk1, *blk3, *dev; + + /* Create two, one the parent of the other */ + ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test", + IF_TYPE_HOST, 1, 512, 2, &blk1)); + ut_assertok(blk_create_device(blk1, "sandbox_host_blk", "test", + IF_TYPE_HOST, 3, 512, 2, &blk3)); + + /* Check we can find them */ + ut_asserteq(-ENODEV, blk_get_device(IF_TYPE_HOST, 0, &dev)); + ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev)); + ut_asserteq_ptr(blk1, dev); + ut_assertok(blk_get_device(IF_TYPE_HOST, 3, &dev)); + ut_asserteq_ptr(blk3, dev); + + /* Check we can iterate */ + ut_assertok(blk_first_device(IF_TYPE_HOST, &dev)); + ut_asserteq_ptr(blk1, dev); + ut_assertok(blk_next_device(&dev)); + ut_asserteq_ptr(blk3, dev); + + return 0; +} +DM_TEST(dm_test_blk_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +static int count_blk_devices(void) +{ + struct udevice *blk; + struct uclass *uc; + int count = 0; + int ret; + + ret = uclass_get(UCLASS_BLK, &uc); + if (ret) + return ret; + + uclass_foreach_dev(blk, uc) + count++; + + return count; +} + +/* Test that block devices work correctly with USB */ +static int dm_test_blk_usb(struct unit_test_state *uts) +{ + struct udevice *usb_dev, *dev; + struct blk_desc *dev_desc; + + /* Get a flash device */ + state_set_skip_delays(true); + ut_assertok(usb_init()); + ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &usb_dev)); + ut_assertok(blk_get_device_by_str("usb", "0", &dev_desc)); + + /* The parent should be a block device */ + ut_assertok(blk_get_device(IF_TYPE_USB, 0, &dev)); + ut_asserteq_ptr(usb_dev, dev_get_parent(dev)); + + /* Check we have one block device for each mass storage device */ + ut_asserteq(6, count_blk_devices()); + + /* Now go around again, making sure the old devices were unbound */ + ut_assertok(usb_stop()); + ut_assertok(usb_init()); + ut_asserteq(6, count_blk_devices()); + ut_assertok(usb_stop()); + + return 0; +} +DM_TEST(dm_test_blk_usb, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Test that we can find block devices without probing them */ +static int dm_test_blk_find(struct unit_test_state *uts) +{ + struct udevice *blk, *dev; + + ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test", + IF_TYPE_HOST, 1, 512, 2, &blk)); + ut_asserteq(-ENODEV, blk_find_device(IF_TYPE_HOST, 0, &dev)); + ut_assertok(blk_find_device(IF_TYPE_HOST, 1, &dev)); + ut_asserteq_ptr(blk, dev); + ut_asserteq(false, device_active(dev)); + + /* Now activate it */ + ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev)); + ut_asserteq_ptr(blk, dev); + ut_asserteq(true, device_active(dev)); + + return 0; +} +DM_TEST(dm_test_blk_find, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Test that block device numbering works as expected */ +static int dm_test_blk_devnum(struct unit_test_state *uts) +{ + struct udevice *dev, *mmc_dev, *parent; + int i; + + /* + * Probe the devices, with the first one being probed last. This is the + * one with no alias / sequence numnber. + */ + ut_assertok(uclass_get_device(UCLASS_MMC, 1, &dev)); + ut_assertok(uclass_get_device(UCLASS_MMC, 2, &dev)); + ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev)); + for (i = 0; i < 3; i++) { + struct blk_desc *desc; + + /* Check that the bblock device is attached */ + ut_assertok(uclass_get_device_by_seq(UCLASS_MMC, i, &mmc_dev)); + ut_assertok(blk_find_device(IF_TYPE_MMC, i, &dev)); + parent = dev_get_parent(dev); + ut_asserteq_ptr(parent, mmc_dev); + ut_asserteq(trailing_strtol(mmc_dev->name), i); + + /* + * Check that the block device devnum matches its parent's + * sequence number + */ + desc = dev_get_uclass_plat(dev); + ut_asserteq(desc->devnum, i); + } + + return 0; +} +DM_TEST(dm_test_blk_devnum, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Test that we can get a block from its parent */ +static int dm_test_blk_get_from_parent(struct unit_test_state *uts) +{ + struct udevice *dev, *blk; + + ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev)); + ut_assertok(blk_get_from_parent(dev, &blk)); + + ut_assertok(uclass_get_device(UCLASS_I2C, 0, &dev)); + ut_asserteq(-ENOTBLK, blk_get_from_parent(dev, &blk)); + + ut_assertok(uclass_get_device(UCLASS_GPIO, 0, &dev)); + ut_asserteq(-ENODEV, blk_get_from_parent(dev, &blk)); + + return 0; +} +DM_TEST(dm_test_blk_get_from_parent, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); |