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diff --git a/roms/u-boot/test/py/tests/test_efi_loader.py b/roms/u-boot/test/py/tests/test_efi_loader.py
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+++ b/roms/u-boot/test/py/tests/test_efi_loader.py
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+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
+# Copyright (c) 2016, Alexander Graf <agraf@suse.de>
+#
+# based on test_net.py.
+
+# Test efi loader implementation
+
+import pytest
+import u_boot_utils
+
+"""
+Note: This test relies on boardenv_* containing configuration values to define
+which network environment is available for testing. Without this, the parts
+that rely on network will be automatically skipped.
+
+For example:
+
+# Boolean indicating whether the Ethernet device is attached to USB, and hence
+# USB enumeration needs to be performed prior to network tests.
+# This variable may be omitted if its value is False.
+env__net_uses_usb = False
+
+# Boolean indicating whether the Ethernet device is attached to PCI, and hence
+# PCI enumeration needs to be performed prior to network tests.
+# This variable may be omitted if its value is False.
+env__net_uses_pci = True
+
+# True if a DHCP server is attached to the network, and should be tested.
+# If DHCP testing is not possible or desired, this variable may be omitted or
+# set to False.
+env__net_dhcp_server = True
+
+# A list of environment variables that should be set in order to configure a
+# static IP. If solely relying on DHCP, this variable may be omitted or set to
+# an empty list.
+env__net_static_env_vars = [
+    ('ipaddr', '10.0.0.100'),
+    ('netmask', '255.255.255.0'),
+    ('serverip', '10.0.0.1'),
+]
+
+# Details regarding a file that may be read from a TFTP server. This variable
+# may be omitted or set to None if TFTP testing is not possible or desired.
+env__efi_loader_helloworld_file = {
+    'fn': 'lib/efi_loader/helloworld.efi', # file name
+    'size': 5058624,                       # file length in bytes
+    'crc32': 'c2244b26',                   # CRC32 check sum
+    'addr': 0x40400000,                    # load address
+}
+"""
+
+net_set_up = False
+
+def test_efi_pre_commands(u_boot_console):
+    """Execute any commands required to enable network hardware.
+
+    These commands are provided by the boardenv_* file; see the comment at the
+    beginning of this file.
+    """
+
+    init_usb = u_boot_console.config.env.get('env__net_uses_usb', False)
+    if init_usb:
+        u_boot_console.run_command('usb start')
+
+    init_pci = u_boot_console.config.env.get('env__net_uses_pci', False)
+    if init_pci:
+        u_boot_console.run_command('pci enum')
+
+@pytest.mark.buildconfigspec('cmd_dhcp')
+def test_efi_setup_dhcp(u_boot_console):
+    """Set up the network using DHCP.
+
+    The boardenv_* file may be used to enable/disable this test; see the
+    comment at the beginning of this file.
+    """
+
+    test_dhcp = u_boot_console.config.env.get('env__net_dhcp_server', False)
+    if not test_dhcp:
+        env_vars = u_boot_console.config.env.get('env__net_static_env_vars', None)
+        if not env_vars:
+            pytest.skip('No DHCP server available')
+        return None
+
+    u_boot_console.run_command('setenv autoload no')
+    output = u_boot_console.run_command('dhcp')
+    assert 'DHCP client bound to address ' in output
+
+    global net_set_up
+    net_set_up = True
+
+@pytest.mark.buildconfigspec('net')
+def test_efi_setup_static(u_boot_console):
+    """Set up the network using a static IP configuration.
+
+    The configuration is provided by the boardenv_* file; see the comment at
+    the beginning of this file.
+    """
+
+    env_vars = u_boot_console.config.env.get('env__net_static_env_vars', None)
+    if not env_vars:
+        test_dhcp = u_boot_console.config.env.get('env__net_dhcp_server', False)
+        if not test_dhcp:
+            pytest.skip('No static network configuration is defined')
+        return None
+
+    for (var, val) in env_vars:
+        u_boot_console.run_command('setenv %s %s' % (var, val))
+
+    global net_set_up
+    net_set_up = True
+
+def fetch_tftp_file(u_boot_console, env_conf):
+    """Grab an env described file via TFTP and return its address
+
+    A file as described by an env config <env_conf> is downloaded from the TFTP
+    server. The address to that file is returned.
+    """
+    if not net_set_up:
+        pytest.skip('Network not initialized')
+
+    f = u_boot_console.config.env.get(env_conf, None)
+    if not f:
+        pytest.skip('No %s binary specified in environment' % env_conf)
+
+    addr = f.get('addr', None)
+    if not addr:
+        addr = u_boot_utils.find_ram_base(u_boot_console)
+
+    fn = f['fn']
+    output = u_boot_console.run_command('tftpboot %x %s' % (addr, fn))
+    expected_text = 'Bytes transferred = '
+    sz = f.get('size', None)
+    if sz:
+        expected_text += '%d' % sz
+    assert expected_text in output
+
+    expected_crc = f.get('crc32', None)
+    if not expected_crc:
+        return addr
+
+    if u_boot_console.config.buildconfig.get('config_cmd_crc32', 'n') != 'y':
+        return addr
+
+    output = u_boot_console.run_command('crc32 %x $filesize' % addr)
+    assert expected_crc in output
+
+    return addr
+
+@pytest.mark.buildconfigspec('of_control')
+@pytest.mark.buildconfigspec('cmd_bootefi_hello_compile')
+def test_efi_helloworld_net(u_boot_console):
+    """Run the helloworld.efi binary via TFTP.
+
+    The helloworld.efi file is downloaded from the TFTP server and is executed
+    using the fallback device tree at $fdtcontroladdr.
+    """
+
+    addr = fetch_tftp_file(u_boot_console, 'env__efi_loader_helloworld_file')
+
+    output = u_boot_console.run_command('bootefi %x' % addr)
+    expected_text = 'Hello, world'
+    assert expected_text in output
+    expected_text = '## Application failed'
+    assert expected_text not in output
+
+@pytest.mark.buildconfigspec('cmd_bootefi_hello')
+def test_efi_helloworld_builtin(u_boot_console):
+    """Run the builtin helloworld.efi binary.
+
+    The helloworld.efi file is included in U-Boot, execute it using the
+    special "bootefi hello" command.
+    """
+
+    output = u_boot_console.run_command('bootefi hello')
+    expected_text = 'Hello, world'
+    assert expected_text in output
+
+@pytest.mark.buildconfigspec('of_control')
+@pytest.mark.buildconfigspec('cmd_bootefi')
+def test_efi_grub_net(u_boot_console):
+    """Run the grub.efi binary via TFTP.
+
+    The grub.efi file is downloaded from the TFTP server and gets
+    executed.
+    """
+
+    addr = fetch_tftp_file(u_boot_console, 'env__efi_loader_grub_file')
+
+    u_boot_console.run_command('bootefi %x' % addr, wait_for_prompt=False)
+
+    # Verify that we have an SMBIOS table
+    check_smbios = u_boot_console.config.env.get('env__efi_loader_check_smbios', False)
+    if check_smbios:
+        u_boot_console.wait_for('grub>')
+        output = u_boot_console.run_command('lsefisystab', wait_for_prompt=False, wait_for_echo=False)
+        u_boot_console.wait_for('SMBIOS')
+
+    # Then exit cleanly
+    u_boot_console.wait_for('grub>')
+    u_boot_console.run_command('exit', wait_for_prompt=False, wait_for_echo=False)
+    u_boot_console.wait_for(u_boot_console.prompt)
+    # And give us our U-Boot prompt back
+    u_boot_console.run_command('')