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# Copyright (c) 2015 Stephen Warren
# Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0
import pytest
import u_boot_utils
@pytest.mark.buildconfigspec('cmd_memory')
def test_md(u_boot_console):
"""Test that md reads memory as expected, and that memory can be modified
using the mw command."""
ram_base = u_boot_utils.find_ram_base(u_boot_console)
addr = '%08x' % ram_base
val = 'a5f09876'
expected_response = addr + ': ' + val
u_boot_console.run_command('mw ' + addr + ' 0 10')
response = u_boot_console.run_command('md ' + addr + ' 10')
assert(not (expected_response in response))
u_boot_console.run_command('mw ' + addr + ' ' + val)
response = u_boot_console.run_command('md ' + addr + ' 10')
assert(expected_response in response)
@pytest.mark.buildconfigspec('cmd_memory')
def test_md_repeat(u_boot_console):
"""Test command repeat (via executing an empty command) operates correctly
for "md"; the command must repeat and dump an incrementing address."""
ram_base = u_boot_utils.find_ram_base(u_boot_console)
addr_base = '%08x' % ram_base
words = 0x10
addr_repeat = '%08x' % (ram_base + (words * 4))
u_boot_console.run_command('md %s %x' % (addr_base, words))
response = u_boot_console.run_command('')
expected_response = addr_repeat + ': '
assert(expected_response in response)
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