-# Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
-#
# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
# Test U-Boot's "mmc read" command. The test reads data from the eMMC or SD
# card, and validates the no errors occurred, and that the expected data was
# read if the test configuration contains a CRC of the expected data.
import pytest
+import time
import u_boot_utils
"""
This test relies on boardenv_* to containing configuration values to define
which MMC devices should be tested. For example:
+# Configuration data for test_mmc_dev, test_mmc_rescan, test_mmc_info; defines
+# whole MMC devices that mmc dev/rescan/info commands may operate upon.
+env__mmc_dev_configs = (
+ {
+ 'fixture_id': 'emmc-boot0',
+ 'is_emmc': True,
+ 'devid': 0,
+ 'partid': 1,
+ 'info_device': ???,
+ 'info_speed': ???,
+ 'info_mode': ???,
+ 'info_buswidth': ???.
+ },
+ {
+ 'fixture_id': 'emmc-boot1',
+ 'is_emmc': True,
+ 'devid': 0,
+ 'partid': 2,
+ 'info_device': ???,
+ 'info_speed': ???,
+ 'info_mode': ???,
+ 'info_buswidth': ???.
+ },
+ {
+ 'fixture_id': 'emmc-data',
+ 'is_emmc': True,
+ 'devid': 0,
+ 'partid': 0,
+ 'info_device': ???,
+ 'info_speed': ???,
+ 'info_mode': ???,
+ 'info_buswidth': ???.
+ },
+ {
+ 'fixture_id': 'sd',
+ 'is_emmc': False,
+ 'devid': 1,
+ 'partid': None,
+ 'info_device': ???,
+ 'info_speed': ???,
+ 'info_mode': ???,
+ 'info_buswidth': ???.
+ },
+)
+
+# Configuration data for test_mmc_rd; defines regions of the MMC (entire
+# devices, or ranges of sectors) which can be read:
env__mmc_rd_configs = (
{
- "fixture_id": "emmc-boot0",
- "is_emmc": True,
- "devid": 0,
- "partid": 1,
- "sector": 0x10,
- "count": 1,
+ 'fixture_id': 'emmc-boot0',
+ 'is_emmc': True,
+ 'devid': 0,
+ 'partid': 1,
+ 'sector': 0x10,
+ 'count': 1,
},
{
- "fixture_id": "emmc-boot1",
- "is_emmc": True,
- "devid": 0,
- "partid": 2,
- "sector": 0x10,
- "count": 1,
+ 'fixture_id': 'emmc-boot1',
+ 'is_emmc': True,
+ 'devid': 0,
+ 'partid': 2,
+ 'sector': 0x10,
+ 'count': 1,
},
{
- "fixture_id": "emmc-data",
- "is_emmc": True,
- "devid": 0,
- "partid": 0,
- "sector": 0x10,
- "count": 0x1000,
+ 'fixture_id': 'emmc-data',
+ 'is_emmc': True,
+ 'devid': 0,
+ 'partid': 0,
+ 'sector': 0x10,
+ 'count': 0x1000,
},
{
- "fixture_id": "sd-mbr",
- "is_emmc": False,
- "devid": 1,
- "partid": None,
- "sector": 0,
- "count": 1,
- "crc32": "8f6ecf0d",
+ 'fixture_id': 'sd-mbr',
+ 'is_emmc': False,
+ 'devid': 1,
+ 'partid': None,
+ 'sector': 0,
+ 'count': 1,
+ 'crc32': '8f6ecf0d',
},
{
- "fixture_id": "sd-large",
- "is_emmc": False,
- "devid": 1,
- "partid": None,
- "sector": 0x10,
- "count": 0x1000,
+ 'fixture_id': 'sd-large',
+ 'is_emmc': False,
+ 'devid': 1,
+ 'partid': None,
+ 'sector': 0x10,
+ 'count': 0x1000,
},
)
"""
+def mmc_dev(u_boot_console, is_emmc, devid, partid):
+ """Run the "mmc dev" command.
+
+ Args:
+ u_boot_console: A U-Boot console connection.
+ is_emmc: Whether the device is eMMC
+ devid: Device ID
+ partid: Partition ID
+
+ Returns:
+ Nothing.
+ """
+
+ # Select MMC device
+ cmd = 'mmc dev %d' % devid
+ if is_emmc:
+ cmd += ' %d' % partid
+ response = u_boot_console.run_command(cmd)
+ assert 'no card present' not in response
+ if is_emmc:
+ partid_response = '(part %d)' % partid
+ else:
+ partid_response = ''
+ good_response = 'mmc%d%s is current device' % (devid, partid_response)
+ assert good_response in response
+
+@pytest.mark.buildconfigspec('cmd_mmc')
+def test_mmc_dev(u_boot_console, env__mmc_dev_config):
+ """Test the "mmc dev" command.
+
+ Args:
+ u_boot_console: A U-Boot console connection.
+ env__mmc_dev_config: The single MMC configuration on which
+ to run the test. See the file-level comment above for details
+ of the format.
+
+ Returns:
+ Nothing.
+ """
+
+ is_emmc = env__mmc_dev_config['is_emmc']
+ devid = env__mmc_dev_config['devid']
+ partid = env__mmc_dev_config.get('partid', 0)
+
+ # Select MMC device
+ mmc_dev(u_boot_console, is_emmc, devid, partid)
+
+@pytest.mark.buildconfigspec('cmd_mmc')
+def test_mmc_rescan(u_boot_console, env__mmc_dev_config):
+ """Test the "mmc rescan" command.
+
+ Args:
+ u_boot_console: A U-Boot console connection.
+ env__mmc_dev_config: The single MMC configuration on which
+ to run the test. See the file-level comment above for details
+ of the format.
+
+ Returns:
+ Nothing.
+ """
+
+ is_emmc = env__mmc_dev_config['is_emmc']
+ devid = env__mmc_dev_config['devid']
+ partid = env__mmc_dev_config.get('partid', 0)
+
+ # Select MMC device
+ mmc_dev(u_boot_console, is_emmc, devid, partid)
+
+ # Rescan MMC device
+ cmd = 'mmc rescan'
+ response = u_boot_console.run_command(cmd)
+ assert 'no card present' not in response
+
+@pytest.mark.buildconfigspec('cmd_mmc')
+def test_mmc_info(u_boot_console, env__mmc_dev_config):
+ """Test the "mmc info" command.
+
+ Args:
+ u_boot_console: A U-Boot console connection.
+ env__mmc_dev_config: The single MMC configuration on which
+ to run the test. See the file-level comment above for details
+ of the format.
+
+ Returns:
+ Nothing.
+ """
+
+ is_emmc = env__mmc_dev_config['is_emmc']
+ devid = env__mmc_dev_config['devid']
+ partid = env__mmc_dev_config.get('partid', 0)
+ info_device = env__mmc_dev_config['info_device']
+ info_speed = env__mmc_dev_config['info_speed']
+ info_mode = env__mmc_dev_config['info_mode']
+ info_buswidth = env__mmc_dev_config['info_buswidth']
+
+ # Select MMC device
+ mmc_dev(u_boot_console, is_emmc, devid, partid)
+
+ # Read MMC device information
+ cmd = 'mmc info'
+ response = u_boot_console.run_command(cmd)
+ good_response = "Device: %s" % info_device
+ assert good_response in response
+ good_response = "Bus Speed: %s" % info_speed
+ assert good_response in response
+ good_response = "Mode: %s" % info_mode
+ assert good_response in response
+ good_response = "Bus Width: %s" % info_buswidth
+ assert good_response in response
+
@pytest.mark.buildconfigspec('cmd_mmc')
def test_mmc_rd(u_boot_console, env__mmc_rd_config):
"""Test the "mmc read" command.
sector = env__mmc_rd_config.get('sector', 0)
count_sectors = env__mmc_rd_config.get('count', 1)
expected_crc32 = env__mmc_rd_config.get('crc32', None)
+ read_duration_max = env__mmc_rd_config.get('read_duration_max', 0)
count_bytes = count_sectors * 512
bcfg = u_boot_console.config.buildconfig
addr = '0x%08x' % ram_base
# Select MMC device
- cmd = 'mmc dev %d' % devid
- if is_emmc:
- cmd += ' %d' % partid
- response = u_boot_console.run_command(cmd)
- assert 'no card present' not in response
- if is_emmc:
- partid_response = "(part %d)" % partid
- else:
- partid_response = ""
- good_response = 'mmc%d%s is current device' % (devid, partid_response)
- assert good_response in response
+ mmc_dev(u_boot_console, is_emmc, devid, partid)
# Clear target RAM
if expected_crc32:
# Read data
cmd = 'mmc read %s %x %x' % (addr, sector, count_sectors)
+ tstart = time.time()
response = u_boot_console.run_command(cmd)
+ tend = time.time()
good_response = 'MMC read: dev # %d, block # %d, count %d ... %d blocks read: OK' % (
devid, sector, count_sectors, count_sectors)
assert good_response in response
assert expected_crc32 in response
else:
u_boot_console.log.warning('CONFIG_CMD_CRC32 != y: Skipping check')
+
+ # Check if the command did not take too long
+ if read_duration_max:
+ elapsed = tend - tstart
+ u_boot_console.log.info('Reading %d bytes took %f seconds' %
+ (count_bytes, elapsed))
+ assert elapsed <= (read_duration_max - 0.01)
projects / oweals / u-boot.git / blobdiff