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authorStephen Warren <swarren@nvidia.com>2016-01-21 16:05:30 -0700
committerSimon Glass <sjg@chromium.org>2016-01-28 21:01:23 -0700
commit05266103349e8409f5fbd55197c75c7bb58f575d (patch)
treeccff0aab55ceacdeca60608a735ee9f97c27d276 /test
parentf5d196d03e5f3529be8b86d350e507390dbee22f (diff)
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test/py: move find_ram_base() into u_boot_utils
find_ram_base() is a shared utility function, not a core part of the U-Boot console interaction. Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'test')
-rw-r--r--test/py/tests/test_md.py5
-rw-r--r--test/py/u_boot_console_base.py37
-rw-r--r--test/py/u_boot_utils.py38
3 files changed, 41 insertions, 39 deletions
diff --git a/test/py/tests/test_md.py b/test/py/tests/test_md.py
index 94603c7..32cce4f 100644
--- a/test/py/tests/test_md.py
+++ b/test/py/tests/test_md.py
@@ -4,13 +4,14 @@
# 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_console.find_ram_base()
+ ram_base = u_boot_utils.find_ram_base(u_boot_console)
addr = '%08x' % ram_base
val = 'a5f09876'
expected_response = addr + ': ' + val
@@ -26,7 +27,7 @@ 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_console.find_ram_base()
+ 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))
diff --git a/test/py/u_boot_console_base.py b/test/py/u_boot_console_base.py
index 06f61f9..51163bc 100644
--- a/test/py/u_boot_console_base.py
+++ b/test/py/u_boot_console_base.py
@@ -86,7 +86,6 @@ class ConsoleBase(object):
self.at_prompt = False
self.at_prompt_logevt = None
- self.ram_base = None
def close(self):
'''Terminate the connection to the U-Boot console.
@@ -378,39 +377,3 @@ class ConsoleBase(object):
'''
return ConsoleDisableCheck(self, check_type)
-
- def find_ram_base(self):
- '''Find the running U-Boot's RAM location.
-
- Probe the running U-Boot to determine the address of the first bank
- of RAM. This is useful for tests that test reading/writing RAM, or
- load/save files that aren't associated with some standard address
- typically represented in an environment variable such as
- ${kernel_addr_r}. The value is cached so that it only needs to be
- actively read once.
-
- Args:
- None.
-
- Returns:
- The address of U-Boot's first RAM bank, as an integer.
- '''
-
- if self.config.buildconfig.get('config_cmd_bdi', 'n') != 'y':
- pytest.skip('bdinfo command not supported')
- if self.ram_base == -1:
- pytest.skip('Previously failed to find RAM bank start')
- if self.ram_base is not None:
- return self.ram_base
-
- with self.log.section('find_ram_base'):
- response = self.run_command('bdinfo')
- for l in response.split('\n'):
- if '-> start' in l:
- self.ram_base = int(l.split('=')[1].strip(), 16)
- break
- if self.ram_base is None:
- self.ram_base = -1
- raise Exception('Failed to find RAM bank start in `bdinfo`')
-
- return self.ram_base
diff --git a/test/py/u_boot_utils.py b/test/py/u_boot_utils.py
index 539af61..522390a 100644
--- a/test/py/u_boot_utils.py
+++ b/test/py/u_boot_utils.py
@@ -169,3 +169,41 @@ def run_and_log(u_boot_console, cmd, ignore_errors=False):
runner = u_boot_console.log.get_runner(cmd[0], sys.stdout)
runner.run(cmd, ignore_errors=ignore_errors)
runner.close()
+
+ram_base = None
+def find_ram_base(u_boot_console):
+ '''Find the running U-Boot's RAM location.
+
+ Probe the running U-Boot to determine the address of the first bank
+ of RAM. This is useful for tests that test reading/writing RAM, or
+ load/save files that aren't associated with some standard address
+ typically represented in an environment variable such as
+ ${kernel_addr_r}. The value is cached so that it only needs to be
+ actively read once.
+
+ Args:
+ u_boot_console: A console connection to U-Boot.
+
+ Returns:
+ The address of U-Boot's first RAM bank, as an integer.
+ '''
+
+ global ram_base
+ if u_boot_console.config.buildconfig.get('config_cmd_bdi', 'n') != 'y':
+ pytest.skip('bdinfo command not supported')
+ if ram_base == -1:
+ pytest.skip('Previously failed to find RAM bank start')
+ if ram_base is not None:
+ return ram_base
+
+ with u_boot_console.log.section('find_ram_base'):
+ response = u_boot_console.run_command('bdinfo')
+ for l in response.split('\n'):
+ if '-> start' in l:
+ ram_base = int(l.split('=')[1].strip(), 16)
+ break
+ if ram_base is None:
+ ram_base = -1
+ raise Exception('Failed to find RAM bank start in `bdinfo`')
+
+ return ram_base