1*4882a593Smuzhiyun# Copyright (c) 2015 Stephen Warren 2*4882a593Smuzhiyun# Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved. 3*4882a593Smuzhiyun# 4*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunimport pytest 7*4882a593Smuzhiyunimport u_boot_utils 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun@pytest.mark.buildconfigspec('cmd_memory') 10*4882a593Smuzhiyundef test_md(u_boot_console): 11*4882a593Smuzhiyun """Test that md reads memory as expected, and that memory can be modified 12*4882a593Smuzhiyun using the mw command.""" 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun ram_base = u_boot_utils.find_ram_base(u_boot_console) 15*4882a593Smuzhiyun addr = '%08x' % ram_base 16*4882a593Smuzhiyun val = 'a5f09876' 17*4882a593Smuzhiyun expected_response = addr + ': ' + val 18*4882a593Smuzhiyun u_boot_console.run_command('mw ' + addr + ' 0 10') 19*4882a593Smuzhiyun response = u_boot_console.run_command('md ' + addr + ' 10') 20*4882a593Smuzhiyun assert(not (expected_response in response)) 21*4882a593Smuzhiyun u_boot_console.run_command('mw ' + addr + ' ' + val) 22*4882a593Smuzhiyun response = u_boot_console.run_command('md ' + addr + ' 10') 23*4882a593Smuzhiyun assert(expected_response in response) 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun@pytest.mark.buildconfigspec('cmd_memory') 26*4882a593Smuzhiyundef test_md_repeat(u_boot_console): 27*4882a593Smuzhiyun """Test command repeat (via executing an empty command) operates correctly 28*4882a593Smuzhiyun for "md"; the command must repeat and dump an incrementing address.""" 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun ram_base = u_boot_utils.find_ram_base(u_boot_console) 31*4882a593Smuzhiyun addr_base = '%08x' % ram_base 32*4882a593Smuzhiyun words = 0x10 33*4882a593Smuzhiyun addr_repeat = '%08x' % (ram_base + (words * 4)) 34*4882a593Smuzhiyun u_boot_console.run_command('md %s %x' % (addr_base, words)) 35*4882a593Smuzhiyun response = u_boot_console.run_command('') 36*4882a593Smuzhiyun expected_response = addr_repeat + ': ' 37*4882a593Smuzhiyun assert(expected_response in response) 38