| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2015 Stephen Warren |
| # Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved. |
| |
| 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) |
