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authorTom Rini <trini@konsulko.com>2016-08-29 09:57:01 -0400
committerTom Rini <trini@konsulko.com>2017-07-22 15:36:16 -0400
commit845e10d165e03bb2086daa35f37baab7fb960fa2 (patch)
treea15d6a4354573cbb3fd7682cbcd7696a48a6fc29 /test
parent7e99e14d4ba2533a07adc3d97e06cadc41d12908 (diff)
tests: test_dfu.py: Add example udev rule for host_usb_dev_node
If one does not already have a rule to create a custom device node when a given device enumerates it can be useful to have udev create a bus path based node to the entry in /dev/bus/usb that was just enumerated. Given that DFU itself does not require a /dev entry it is a good idea to provide a rule that will generate one. Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'test')
-rw-r--r--test/py/tests/test_dfu.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/test/py/tests/test_dfu.py b/test/py/tests/test_dfu.py
index 585e6b29d7..fba67d585b 100644
--- a/test/py/tests/test_dfu.py
+++ b/test/py/tests/test_dfu.py
@@ -80,6 +80,13 @@ ACTION=="add", SUBSYSTEM=="block", SUBSYSTEMS=="usb", KERNELS=="3-13", MODE:="66
(You may wish to change the group ID instead of setting the permissions wide
open. All that matters is that the user ID running the test can access the
device.)
+
+c) An optional udev rule to give you a persistent value to use in
+host_usb_dev_node. For example:
+
+IMPORT{builtin}="path_id"
+ENV{ID_PATH}=="?*", ENV{.ID_PORT}=="", SYMLINK+="bus/usb/by-path/$env{ID_PATH}"
+ENV{ID_PATH}=="?*", ENV{.ID_PORT}=="?*", SYMLINK+="bus/usb/by-path/$env{ID_PATH}-port$env{.ID_PORT}"
"""
# The set of file sizes to test. These values trigger various edge-cases such