diff --git a/test/py/tests/test_efi_capsule/capsule_common.py b/test/py/tests/test_efi_capsule/capsule_common.py
new file mode 100644
index 0000000000..be85c346b3
--- /dev/null
+++ b/test/py/tests/test_efi_capsule/capsule_common.py
@@ -0,0 +1,167 @@
+# SPDX-License-Identifier:      GPL-2.0+
+# Copyright (c) 2023, Linaro Limited
+
+
+"""Common function for UEFI capsule test."""
+
+from capsule_defs import CAPSULE_DATA_DIR, CAPSULE_INSTALL_DIR
+
+def setup(u_boot_console, disk_img, osindications):
+    """setup the test
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        disk_img: A path to disk image to be used for testing.
+        osindications: String of osindications value.
+
+    Return:
+        Nothing.
+    """
+    output = u_boot_console.run_command_list([
+        'host bind 0 %s' % disk_img,
+        'printenv -e PlatformLangCodes', # workaround for terminal size determination
+        'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
+        'efidebug boot order 1',
+        'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"'])
+
+    if osindications is None:
+        output = u_boot_console.run_command('env set -e OsIndications')
+    else:
+        output = u_boot_console.run_command('env set -e -nv -bs -rt OsIndications =%s' % osindications)
+
+    output = u_boot_console.run_command('env save')
+
+def init_content(u_boot_console, target, filename, expected):
+    """initialize test content
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        target: Target address to place the content.
+        filename: File name of the content.
+        expected: Expected string of the content.
+
+    Return:
+        Nothing.
+    """
+    output = u_boot_console.run_command_list([
+        'sf probe 0:0',
+        'fatload host 0:1 4000000 %s/%s'
+                % (CAPSULE_DATA_DIR, filename),
+        'sf write 4000000 %s 10' % target,
+        'sf read 5000000 100000 10',
+        'md.b 5000000 10'])
+    assert expected in ''.join(output)
+
+def place_capsule_file(u_boot_console, filenames):
+    """place the capsule file
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        filenames: File name array of the target capsule files.
+
+    Return:
+        Nothing.
+    """
+    for name in filenames:
+        output = u_boot_console.run_command_list([
+            'fatload host 0:1 4000000 %s/%s' % (CAPSULE_DATA_DIR, name),
+            'fatwrite host 0:1 4000000 %s/%s $filesize'
+                    % (CAPSULE_INSTALL_DIR, name)])
+
+    output = u_boot_console.run_command('fatls host 0:1 %s' % CAPSULE_INSTALL_DIR)
+    for name in filenames:
+        assert name in ''.join(output)
+
+def exec_manual_update(u_boot_console, disk_img, filenames, need_reboot = True):
+    """execute capsule update manually
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        disk_img: A path to disk image to be used for testing.
+        filenames: File name array of the target capsule files.
+        need_reboot: Flag indicates whether system reboot is required.
+
+    Return:
+        Nothing.
+    """
+    # make sure that dfu_alt_info exists even persistent variables
+    # are not available.
+    output = u_boot_console.run_command_list([
+        'env set dfu_alt_info '
+                '"sf 0:0=u-boot-bin raw 0x100000 0x50000;'
+                'u-boot-env raw 0x150000 0x200000"',
+        'host bind 0 %s' % disk_img,
+        'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
+    for name in filenames:
+        assert name in ''.join(output)
+
+    # need to run uefi command to initiate capsule handling
+    output = u_boot_console.run_command(
+        'env print -e Capsule0000', wait_for_reboot = need_reboot)
+
+def check_file_removed(u_boot_console, disk_img, filenames):
+    """check files are removed
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        disk_img: A path to disk image to be used for testing.
+        filenames: File name array of the target capsule files.
+
+    Return:
+        Nothing.
+    """
+    output = u_boot_console.run_command_list([
+        'host bind 0 %s' % disk_img,
+        'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
+    for name in filenames:
+        assert name not in ''.join(output)
+
+def check_file_exist(u_boot_console, disk_img, filenames):
+    """check files exist
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        disk_img: A path to disk image to be used for testing.
+        filenames: File name array of the target capsule files.
+
+    Return:
+        Nothing.
+    """
+    output = u_boot_console.run_command_list([
+        'host bind 0 %s' % disk_img,
+        'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
+    for name in filenames:
+        assert name in ''.join(output)
+
+def verify_content(u_boot_console, target, expected):
+    """verify the content
+
+    Args:
+        u_boot_console: A console connection to U-Boot.
+        target: Target address to verify.
+        expected: Expected string of the content.
+
+    Return:
+        Nothing.
+    """
+    output = u_boot_console.run_command_list([
+        'sf probe 0:0',
+        'sf read 4000000 %s 10' % target,
+        'md.b 4000000 10'])
+    assert expected in ''.join(output)
+
+def do_reboot_dtb_specified(u_boot_config, u_boot_console, dtb_filename):
+    """do reboot with specified DTB
+
+    Args:
+        u_boot_config: U-boot configuration.
+        u_boot_console: A console connection to U-Boot.
+        dtb_filename: DTB file name.
+
+    Return:
+        Nothing.
+    """
+    mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
+    u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
+                                + '/%s' % dtb_filename
+    u_boot_console.restart_uboot()
diff --git a/test/py/tests/test_efi_capsule/test_capsule_firmware_fit.py b/test/py/tests/test_efi_capsule/test_capsule_firmware_fit.py
index 9ee152818d..fccf1f3fc1 100644
--- a/test/py/tests/test_efi_capsule/test_capsule_firmware_fit.py
+++ b/test/py/tests/test_efi_capsule/test_capsule_firmware_fit.py
@@ -8,7 +8,14 @@ This test verifies capsule-on-disk firmware update for FIT images
 
 import pytest
 from capsule_defs import CAPSULE_DATA_DIR, CAPSULE_INSTALL_DIR
-
+from capsule_common import (
+    setup,
+    init_content,
+    place_capsule_file,
+    exec_manual_update,
+    check_file_removed,
+    verify_content
+)
 
 @pytest.mark.boardspec('sandbox_flattree')
 @pytest.mark.buildconfigspec('efi_capsule_firmware_fit')
@@ -40,37 +47,12 @@ class TestEfiCapsuleFirmwareFit():
         u_boot_console.restart_uboot()
 
         disk_img = efi_capsule_data
+        capsule_files = ['Test05']
         with u_boot_console.log.section('Test Case 1-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi -s ""',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize contents
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.env.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 150000 10',
-                'sf read 5000000 150000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test05' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test05 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test05' in ''.join(output)
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            init_content(u_boot_console, '150000', 'u-boot.env.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
@@ -80,28 +62,13 @@ class TestEfiCapsuleFirmwareFit():
 
         with u_boot_console.log.section('Test Case 1-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test05' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
-
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf read 4000000 150000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot-env:Old' in ''.join(output)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
+
+            # deleted anyway
+            check_file_removed(u_boot_console, disk_img, capsule_files)
+
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
+            verify_content(u_boot_console, '150000', 'u-boot-env:Old')
 
     def test_efi_capsule_fw2(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -112,38 +79,12 @@ class TestEfiCapsuleFirmwareFit():
         """
 
         disk_img = efi_capsule_data
+        capsule_files = ['Test04']
         with u_boot_console.log.section('Test Case 2-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi -s ""',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize contents
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.env.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 150000 10',
-                'sf read 5000000 150000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test04' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test04 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test04' in ''.join(output)
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            init_content(u_boot_console, '150000', 'u-boot.env.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
@@ -155,36 +96,12 @@ class TestEfiCapsuleFirmwareFit():
 
         with u_boot_console.log.section('Test Case 2-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test04' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
-
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test04' not in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            if capsule_auth:
-                assert 'u-boot:Old' in ''.join(output)
-            else:
-                assert 'u-boot:New' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf read 4000000 150000 10',
-                'md.b 4000000 10'])
-            if capsule_auth:
-                assert 'u-boot-env:Old' in ''.join(output)
-            else:
-                assert 'u-boot-env:New' in ''.join(output)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
+
+            check_file_removed(u_boot_console, disk_img, capsule_files)
+
+            expected = 'u-boot:Old' if capsule_auth else 'u-boot:New'
+            verify_content(u_boot_console, '100000', expected)
+
+            expected = 'u-boot-env:Old' if capsule_auth else 'u-boot-env:New'
+            verify_content(u_boot_console, '150000', expected)
diff --git a/test/py/tests/test_efi_capsule/test_capsule_firmware_raw.py b/test/py/tests/test_efi_capsule/test_capsule_firmware_raw.py
index 92bfb14932..e00686a9fc 100644
--- a/test/py/tests/test_efi_capsule/test_capsule_firmware_raw.py
+++ b/test/py/tests/test_efi_capsule/test_capsule_firmware_raw.py
@@ -8,6 +8,15 @@ This test verifies capsule-on-disk firmware update for raw images
 
 import pytest
 from capsule_defs import CAPSULE_DATA_DIR, CAPSULE_INSTALL_DIR
+from capsule_common import (
+    setup,
+    init_content,
+    place_capsule_file,
+    exec_manual_update,
+    check_file_removed,
+    check_file_exist,
+    verify_content
+)
 
 @pytest.mark.boardspec('sandbox')
 @pytest.mark.buildconfigspec('efi_capsule_firmware_raw')
@@ -40,37 +49,12 @@ class TestEfiCapsuleFirmwareRaw:
         u_boot_console.restart_uboot()
 
         disk_img = efi_capsule_data
+        capsule_files = ['Test03']
         with u_boot_console.log.section('Test Case 1-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi -s ""',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize contents
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.env.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 150000 10',
-                'sf read 5000000 150000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test03' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test03 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test03' in ''.join(output)
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            init_content(u_boot_console, '150000', 'u-boot.env.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
         # reboot
         u_boot_console.restart_uboot()
@@ -80,28 +64,13 @@ class TestEfiCapsuleFirmwareRaw:
 
         with u_boot_console.log.section('Test Case 1-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test03' in ''.join(output)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
 
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
+            # deleted anyway
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf read 4000000 150000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot-env:Old' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
+            verify_content(u_boot_console, '150000', 'u-boot-env:Old')
 
     def test_efi_capsule_fw2(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -112,44 +81,12 @@ class TestEfiCapsuleFirmwareRaw:
         0x150000-0x200000: U-Boot environment (but dummy)
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test01', 'Test02']
         with u_boot_console.log.section('Test Case 2-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi -s ""',
-                'efidebug boot order 1',
-                'env set -e OsIndications',
-                'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize contents
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.env.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 150000 10',
-                'sf read 5000000 150000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place the capsule files
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test01' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test01 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test01' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test02' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test02 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test02' in ''.join(output)
+            setup(u_boot_console, disk_img, None)
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            init_content(u_boot_console, '150000', 'u-boot.env.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
         # reboot
         u_boot_console.restart_uboot()
@@ -158,35 +95,12 @@ class TestEfiCapsuleFirmwareRaw:
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 2-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test01' in ''.join(output)
-                assert 'Test02' in ''.join(output)
+                exec_manual_update(u_boot_console, disk_img, capsule_files, False)
 
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000')
+            check_file_exist(u_boot_console, disk_img, capsule_files)
 
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test01' in ''.join(output)
-            assert 'Test02' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf read 4000000 150000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot-env:Old' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
+            verify_content(u_boot_console, '150000', 'u-boot-env:Old')
 
     def test_efi_capsule_fw3(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -195,45 +109,12 @@ class TestEfiCapsuleFirmwareRaw:
         0x100000-0x150000: U-Boot binary (but dummy)
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test01', 'Test02']
         with u_boot_console.log.section('Test Case 3-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi -s ""',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize contents
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.env.old' % CAPSULE_DATA_DIR,
-                'sf write 4000000 150000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place the capsule files
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test01' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test01 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test01' in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test02' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test02 $filesize' % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test02' in ''.join(output)
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            init_content(u_boot_console, '150000', 'u-boot.env.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
@@ -245,18 +126,7 @@ class TestEfiCapsuleFirmwareRaw:
 
         with u_boot_console.log.section('Test Case 3-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info "sf 0:0=u-boot-bin raw 0x100000 0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test01' in ''.join(output)
-                assert 'Test02' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
 
             # make sure the dfu_alt_info exists because it is required for making ESRT.
             output = u_boot_console.run_command_list([
@@ -269,26 +139,10 @@ class TestEfiCapsuleFirmwareRaw:
             # ensure that SANDBOX_UBOOT_IMAGE_GUID is in the ESRT.
             assert '09D7CF52-0720-4710-91D1-08469B7FE9C8' in ''.join(output)
 
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test01' not in ''.join(output)
-            assert 'Test02' not in ''.join(output)
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            if capsule_auth:
-                assert 'u-boot:Old' in ''.join(output)
-            else:
-                assert 'u-boot:New' in ''.join(output)
+            expected = 'u-boot:Old' if capsule_auth else 'u-boot:New'
+            verify_content(u_boot_console, '100000', expected)
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 150000 10',
-                'md.b 4000000 10'])
-            if capsule_auth:
-                assert 'u-boot-env:Old' in ''.join(output)
-            else:
-                assert 'u-boot-env:New' in ''.join(output)
+            expected = 'u-boot-env:Old' if capsule_auth else 'u-boot-env:New'
+            verify_content(u_boot_console, '150000', expected)
diff --git a/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_fit.py b/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_fit.py
index ba8429e83c..cbacdab4d1 100644
--- a/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_fit.py
+++ b/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_fit.py
@@ -11,6 +11,15 @@ with signed capsule files containing FIT images
 
 import pytest
 from capsule_defs import CAPSULE_DATA_DIR, CAPSULE_INSTALL_DIR
+from capsule_common import (
+    setup,
+    init_content,
+    place_capsule_file,
+    exec_manual_update,
+    check_file_removed,
+    verify_content,
+    do_reboot_dtb_specified
+)
 
 @pytest.mark.boardspec('sandbox_flattree')
 @pytest.mark.buildconfigspec('efi_capsule_firmware_fit')
@@ -37,70 +46,23 @@ class TestEfiCapsuleFirmwareSignedFit():
         should pass and the firmware be updated.
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test13']
         with u_boot_console.log.section('Test Case 1-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
-            # initialize content
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old'
-                        % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test13' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test13 $filesize'
-                        % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test13' in ''.join(output)
-
-        # reboot
-        mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
-        u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
-                                    + '/test_sig.dtb'
-        u_boot_console.restart_uboot()
+        do_reboot_dtb_specified(u_boot_config, u_boot_console, 'test_sig.dtb')
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 1-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info '
-                            '"sf 0:0=u-boot-bin raw 0x100000 '
-                            '0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test13' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
 
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test13' not in ''.join(output)
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:New' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:New')
 
     def test_efi_capsule_auth2(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -113,73 +75,26 @@ class TestEfiCapsuleFirmwareSignedFit():
         not be updated.
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test14']
         with u_boot_console.log.section('Test Case 2-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize content
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old'
-                        % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test14' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test14 $filesize'
-                                % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test14' in ''.join(output)
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
-        # reboot
-        mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
-        u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
-                                    + '/test_sig.dtb'
-        u_boot_console.restart_uboot()
+        do_reboot_dtb_specified(u_boot_config, u_boot_console, 'test_sig.dtb')
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 2-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test14' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
 
             # deleted any way
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test14' not in ''.join(output)
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
             # TODO: check CapsuleStatus in CapsuleXXXX
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
 
     def test_efi_capsule_auth3(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -191,70 +106,23 @@ class TestEfiCapsuleFirmwareSignedFit():
         should fail and the firmware not be updated.
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test02']
         with u_boot_console.log.section('Test Case 3-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize content
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old'
-                        % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
 
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test02' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test02 $filesize'
-                            % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test02' in ''.join(output)
-
-        # reboot
-        mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
-        u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
-                                    + '/test_sig.dtb'
-        u_boot_console.restart_uboot()
+        do_reboot_dtb_specified(u_boot_config, u_boot_console, 'test_sig.dtb')
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 3-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info '
-                            '"sf 0:0=u-boot-bin raw 0x100000 '
-                            '0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test02' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
 
             # deleted any way
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test02' not in ''.join(output)
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
             # TODO: check CapsuleStatus in CapsuleXXXX
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
diff --git a/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_raw.py b/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_raw.py
index 710d9925a3..3d6274ff99 100644
--- a/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_raw.py
+++ b/test/py/tests/test_efi_capsule/test_capsule_firmware_signed_raw.py
@@ -9,6 +9,15 @@ with signed capsule files containing raw images
 
 import pytest
 from capsule_defs import CAPSULE_DATA_DIR, CAPSULE_INSTALL_DIR
+from capsule_common import (
+    setup,
+    init_content,
+    place_capsule_file,
+    exec_manual_update,
+    check_file_removed,
+    verify_content,
+    do_reboot_dtb_specified
+)
 
 @pytest.mark.boardspec('sandbox')
 @pytest.mark.buildconfigspec('efi_capsule_firmware_raw')
@@ -34,69 +43,23 @@ class TestEfiCapsuleFirmwareSignedRaw():
         should pass and the firmware be updated.
         """
         disk_img = efi_capsule_data
+        capsule_files =  ['Test11']
         with u_boot_console.log.section('Test Case 1-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize content
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old'
-                        % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test11' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test11 $filesize'
-                        % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test11' in ''.join(output)
-
-        # reboot
-        mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
-        u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
-                                    + '/test_sig.dtb'
-        u_boot_console.restart_uboot()
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
+
+        do_reboot_dtb_specified(u_boot_config, u_boot_console, 'test_sig.dtb')
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 1-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info '
-                            '"sf 0:0=u-boot-bin raw 0x100000 '
-                            '0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test11' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
-
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test11' not in ''.join(output)
-
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:New' in ''.join(output)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
+
+            check_file_removed(u_boot_console, disk_img, capsule_files)
+
+            verify_content(u_boot_console, '100000', 'u-boot:New')
 
     def test_efi_capsule_auth2(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -108,73 +71,25 @@ class TestEfiCapsuleFirmwareSignedRaw():
         not be updated.
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test12']
         with u_boot_console.log.section('Test Case 2-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize content
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old'
-                        % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test12' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test12 $filesize'
-                                % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test12' in ''.join(output)
-
-        # reboot
-        mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
-        u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
-                                    + '/test_sig.dtb'
-        u_boot_console.restart_uboot()
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
+
+        do_reboot_dtb_specified(u_boot_config, u_boot_console, 'test_sig.dtb')
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 2-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test12' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
-
-            # deleted any way
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test12' not in ''.join(output)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
+
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
             # TODO: check CapsuleStatus in CapsuleXXXX
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
 
     def test_efi_capsule_auth3(
             self, u_boot_config, u_boot_console, efi_capsule_data):
@@ -185,70 +100,23 @@ class TestEfiCapsuleFirmwareSignedRaw():
         should fail and the firmware not be updated.
         """
         disk_img = efi_capsule_data
+        capsule_files = ['Test02']
         with u_boot_console.log.section('Test Case 3-a, before reboot'):
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'printenv -e PlatformLangCodes', # workaround for terminal size determination
-                'efidebug boot add -b 1 TEST host 0:1 /helloworld.efi',
-                'efidebug boot order 1',
-                'env set -e -nv -bs -rt OsIndications =0x0000000000000004',
-                'env set dfu_alt_info '
-                        '"sf 0:0=u-boot-bin raw 0x100000 '
-                        '0x50000;u-boot-env raw 0x150000 0x200000"',
-                'env save'])
-
-            # initialize content
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'fatload host 0:1 4000000 %s/u-boot.bin.old'
-                        % CAPSULE_DATA_DIR,
-                'sf write 4000000 100000 10',
-                'sf read 5000000 100000 10',
-                'md.b 5000000 10'])
-            assert 'Old' in ''.join(output)
-
-            # place a capsule file
-            output = u_boot_console.run_command_list([
-                'fatload host 0:1 4000000 %s/Test02' % CAPSULE_DATA_DIR,
-                'fatwrite host 0:1 4000000 %s/Test02 $filesize'
-                            % CAPSULE_INSTALL_DIR,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test02' in ''.join(output)
-
-        # reboot
-        mnt_point = u_boot_config.persistent_data_dir + '/test_efi_capsule'
-        u_boot_console.config.dtb = mnt_point + CAPSULE_DATA_DIR \
-                                    + '/test_sig.dtb'
-        u_boot_console.restart_uboot()
+            setup(u_boot_console, disk_img, '0x0000000000000004')
+            init_content(u_boot_console, '100000', 'u-boot.bin.old', 'Old')
+            place_capsule_file(u_boot_console, capsule_files)
+
+        do_reboot_dtb_specified(u_boot_config, u_boot_console, 'test_sig.dtb')
 
         capsule_early = u_boot_config.buildconfig.get(
             'config_efi_capsule_on_disk_early')
         with u_boot_console.log.section('Test Case 3-b, after reboot'):
             if not capsule_early:
-                # make sure that dfu_alt_info exists even persistent variables
-                # are not available.
-                output = u_boot_console.run_command_list([
-                    'env set dfu_alt_info '
-                            '"sf 0:0=u-boot-bin raw 0x100000 '
-                            '0x50000;u-boot-env raw 0x150000 0x200000"',
-                    'host bind 0 %s' % disk_img,
-                    'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-                assert 'Test02' in ''.join(output)
-
-                # need to run uefi command to initiate capsule handling
-                output = u_boot_console.run_command(
-                    'env print -e Capsule0000', wait_for_reboot = True)
+                exec_manual_update(u_boot_console, disk_img, capsule_files)
 
             # deleted anyway
-            output = u_boot_console.run_command_list([
-                'host bind 0 %s' % disk_img,
-                'fatls host 0:1 %s' % CAPSULE_INSTALL_DIR])
-            assert 'Test02' not in ''.join(output)
+            check_file_removed(u_boot_console, disk_img, capsule_files)
 
             # TODO: check CapsuleStatus in CapsuleXXXX
 
-            output = u_boot_console.run_command_list([
-                'sf probe 0:0',
-                'sf read 4000000 100000 10',
-                'md.b 4000000 10'])
-            assert 'u-boot:Old' in ''.join(output)
+            verify_content(u_boot_console, '100000', 'u-boot:Old')
