mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
10f746591f
The EC can store small amounts of data for the benefit of the verified boot process. Since the EC is seldom reset, this can allow the AP to store data that survives a reboot or a suspend/resume cycle. Add support for this. Signed-off-by: Simon Glass <sjg@chromium.org>
178 lines
4.7 KiB
C
178 lines
4.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright 2021 Google LLC
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*/
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#include <common.h>
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#include <cros_ec.h>
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#include <dm.h>
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#include <asm/test.h>
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#include <dm/test.h>
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#include <test/ut.h>
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static int dm_test_cros_ec_hello(struct unit_test_state *uts)
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{
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struct udevice *dev;
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uint val;
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ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
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ut_assertok(cros_ec_hello(dev, NULL));
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val = 0xdead1357;
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ut_assertok(cros_ec_hello(dev, &val));
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ut_asserteq(0xdead1357, val);
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sandbox_cros_ec_set_test_flags(dev, CROSECT_BREAK_HELLO);
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ut_asserteq(-ENOTSYNC, cros_ec_hello(dev, &val));
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ut_asserteq(0x12345678, val);
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return 0;
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}
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DM_TEST(dm_test_cros_ec_hello, UT_TESTF_SCAN_FDT);
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static int dm_test_cros_ec_sku_id(struct unit_test_state *uts)
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{
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struct udevice *dev;
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ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
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ut_asserteq(1234, cros_ec_get_sku_id(dev));
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/* try the command */
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console_record_reset();
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ut_assertok(run_command("crosec sku", 0));
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ut_assert_nextline("1234");
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ut_assert_console_end();
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return 0;
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}
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DM_TEST(dm_test_cros_ec_sku_id, UT_TESTF_SCAN_FDT);
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static int dm_test_cros_ec_features(struct unit_test_state *uts)
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{
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struct udevice *dev;
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u64 feat;
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ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
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ut_assertok(cros_ec_get_features(dev, &feat));
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ut_asserteq_64(1U << EC_FEATURE_FLASH | 1U << EC_FEATURE_I2C |
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1u << EC_FEATURE_VSTORE |
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1ULL << EC_FEATURE_UNIFIED_WAKE_MASKS | 1ULL << EC_FEATURE_ISH,
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feat);
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ut_asserteq(true, cros_ec_check_feature(dev, EC_FEATURE_I2C));
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ut_asserteq(false, cros_ec_check_feature(dev, EC_FEATURE_MOTION_SENSE));
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ut_asserteq(true, cros_ec_check_feature(dev, EC_FEATURE_ISH));
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/* try the command */
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console_record_reset();
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ut_assertok(run_command("crosec features", 0));
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ut_assert_nextline("flash");
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ut_assert_nextline("i2c");
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ut_assert_nextline("vstore");
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ut_assert_nextline("unified_wake_masks");
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ut_assert_nextline("ish");
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ut_assert_console_end();
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return 0;
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}
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DM_TEST(dm_test_cros_ec_features, UT_TESTF_SCAN_FDT);
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static int dm_test_cros_ec_switches(struct unit_test_state *uts)
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{
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struct udevice *dev;
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ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
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ut_asserteq(0, cros_ec_get_switches(dev));
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/* try the command */
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console_record_reset();
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ut_assertok(run_command("crosec switches", 0));
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ut_assert_console_end();
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/* Open the lid and check the switch changes */
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sandbox_cros_ec_set_test_flags(dev, CROSECT_LID_OPEN);
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ut_asserteq(EC_SWITCH_LID_OPEN, cros_ec_get_switches(dev));
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/* try the command */
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console_record_reset();
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ut_assertok(run_command("crosec switches", 0));
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ut_assert_nextline("lid open");
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ut_assert_console_end();
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return 0;
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}
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DM_TEST(dm_test_cros_ec_switches, UT_TESTF_SCAN_FDT);
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static int dm_test_cros_ec_events(struct unit_test_state *uts)
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{
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struct udevice *dev;
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u32 events;
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ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
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ut_assertok(cros_ec_get_host_events(dev, &events));
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ut_asserteq(0, events);
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/* try the command */
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console_record_reset();
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ut_assertok(run_command("crosec events", 0));
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ut_assert_nextline("00000000");
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ut_assert_console_end();
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/* Open the lid and check the event appears */
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sandbox_cros_ec_set_test_flags(dev, CROSECT_LID_OPEN);
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ut_assertok(cros_ec_get_host_events(dev, &events));
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ut_asserteq(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN), events);
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/* try the command */
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console_record_reset();
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ut_assertok(run_command("crosec events", 0));
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ut_assert_nextline("00000002");
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ut_assert_nextline("lid_open");
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ut_assert_console_end();
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/* Clear the event */
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ut_assertok(cros_ec_clear_host_events(dev,
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EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN)));
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ut_assertok(cros_ec_get_host_events(dev, &events));
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ut_asserteq(0, events);
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return 0;
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}
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DM_TEST(dm_test_cros_ec_events, UT_TESTF_SCAN_FDT);
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static int dm_test_cros_ec_vstore(struct unit_test_state *uts)
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{
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const int size = EC_VSTORE_SLOT_SIZE;
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u8 test_data[size], data[size];
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struct udevice *dev;
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u32 locked;
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int i;
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ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
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ut_asserteq(true, cros_ec_vstore_supported(dev));
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ut_asserteq(4, cros_ec_vstore_info(dev, &locked));
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ut_asserteq(0, locked);
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/* Write some data */
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for (i = 0; i < size; i++)
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test_data[i] = ' ' + i;
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ut_assertok(cros_ec_vstore_write(dev, 2, test_data, size));
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/* Check it is locked */
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ut_asserteq(4, cros_ec_vstore_info(dev, &locked));
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ut_asserteq(1 << 2, locked);
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/* Read it back and compare */
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ut_assertok(cros_ec_vstore_read(dev, 2, data));
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ut_asserteq_mem(test_data, data, size);
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/* Try another slot to make sure it is empty */
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ut_assertok(cros_ec_vstore_read(dev, 0, data));
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for (i = 0; i < size; i++)
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ut_asserteq(0, data[i]);
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return 0;
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}
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DM_TEST(dm_test_cros_ec_vstore, UT_TESTF_SCAN_FDT);
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