Add a simple test which checks that a sandbox-emulated SD card can be used correctly. This tests plumbing through the MMC stack's block-device implementaion.
Signed-off-by: Simon Glass sjg@chromium.org ---
test/dm/Makefile | 4 +--- test/dm/mmc.c | 19 +++++++++++++++++++ 2 files changed, 20 insertions(+), 3 deletions(-)
diff --git a/test/dm/Makefile b/test/dm/Makefile index 8ec391b..9a11ae0 100644 --- a/test/dm/Makefile +++ b/test/dm/Makefile @@ -21,9 +21,7 @@ obj-$(CONFIG_DM_ETH) += eth.o obj-$(CONFIG_DM_GPIO) += gpio.o obj-$(CONFIG_DM_I2C) += i2c.o obj-$(CONFIG_LED) += led.o - -# Disable temporarily -# obj-$(CONFIG_DM_MMC) += mmc.o +obj-$(CONFIG_DM_MMC) += mmc.o obj-$(CONFIG_DM_PCI) += pci.o obj-$(CONFIG_RAM) += ram.o obj-y += regmap.o diff --git a/test/dm/mmc.c b/test/dm/mmc.c index 0461423..5bca4b7 100644 --- a/test/dm/mmc.c +++ b/test/dm/mmc.c @@ -25,3 +25,22 @@ static int dm_test_mmc_base(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_mmc_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +static int dm_test_mmc_blk(struct unit_test_state *uts) +{ + struct udevice *dev; + struct blk_desc *dev_desc; + char cmp[1024]; + + ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev)); + ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc)); + + /* Read a few blocks and look for the string we expect */ + ut_asserteq(512, dev_desc->blksz); + memset(cmp, '\0', sizeof(cmp)); + ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp)); + ut_assertok(strcmp(cmp, "this is a test")); + + return 0; +} +DM_TEST(dm_test_mmc_blk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);