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test/dm/sf.c
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/* * Copyright (C) 2013 Google, Inc * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <dm.h> #include <fdtdec.h> #include <spi.h> #include <spi_flash.h> #include <asm/state.h> #include <dm/test.h> #include <dm/util.h> #include <test/ut.h> /* Test that sandbox SPI flash works correctly */ static int dm_test_spi_flash(struct unit_test_state *uts) { /* * Create an empty test file and run the SPI flash tests. This is a * long way from being a unit test, but it does test SPI device and * emulator binding, probing, the SPI flash emulator including * device tree decoding, plus the file-based backing store of SPI. * * More targeted tests could be created to perform the above steps * one at a time. This might not increase test coverage much, but * it would make bugs easier to find. It's not clear whether the * benefit is worth the extra complexity. */ ut_asserteq(0, run_command_list( "sb save hostfs - 0 spi.bin 200000;" "sf probe;" "sf test 0 10000", -1, 0)); /* * Since we are about to destroy all devices, we must tell sandbox * to forget the emulation device */ sandbox_sf_unbind_emul(state_get_current(), 0, 0); return 0; } DM_TEST(dm_test_spi_flash, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |