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authorBruce richardson <bruce.richardson@intel.com>2014-06-26 04:36:38 +0100
committerThomas Monjalon <thomas.monjalon@6wind.com>2014-06-27 03:08:18 +0200
commit604f829fb3b8b882cf34b9d298837b8bf8455a8f (patch)
treea78b6b0f444a6e7918577e587aa4731ca70f8b3f /tools
parent49c5044a36313314720a5e5a8a7e0348d7637c4e (diff)
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tools: allow nic status query without igb_uio
Allow the nic bind/unbind script to print out its status messages even if the igb_uio driver is not loaded. For binding and unbinding NICs, the behaviour is the same, and the igb_uio driver still needs to be loaded. Signed-off-by: Bruce richardson <bruce.richardson@intel.com> Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/dpdk_nic_bind.py25
1 files changed, 20 insertions, 5 deletions
diff --git a/tools/dpdk_nic_bind.py b/tools/dpdk_nic_bind.py
index 95d1e51..812b6a1 100755
--- a/tools/dpdk_nic_bind.py
+++ b/tools/dpdk_nic_bind.py
@@ -45,6 +45,12 @@ devices = {}
# list of supported DPDK drivers
dpdk_drivers = [ "igb_uio", "vfio-pci" ]
+# command-line arg flags
+b_flag = None
+status_flag = False
+force_flag = False
+args = []
+
def usage():
'''Print usage information for the program'''
argv0 = basename(sys.argv[0])
@@ -168,7 +174,7 @@ def check_modules():
mod["Found"] = True
# check if we have at least one loaded module
- if True not in [mod["Found"] for mod in mods]:
+ if True not in [mod["Found"] for mod in mods] and b_flag is not None:
print "Error - no supported modules are loaded"
sys.exit(1)
@@ -459,9 +465,10 @@ def show_status():
def parse_args():
'''Parses the command-line arguments given by the user and takes the
appropriate action for each'''
- b_flag = None
- status_flag = False
- force_flag = False
+ global b_flag
+ global status_flag
+ global force_flag
+ global args
if len(sys.argv) <= 1:
usage()
sys.exit(0)
@@ -492,6 +499,13 @@ def parse_args():
else:
b_flag = arg
+def do_arg_actions():
+ '''do the actual action requested by the user'''
+ global b_flag
+ global status_flag
+ global force_flag
+ global args
+
if b_flag is None and not status_flag:
print "Error: No action specified for devices. Please give a -b or -u option"
print "Run '%s --usage' for further information" % sys.argv[0]
@@ -513,9 +527,10 @@ def parse_args():
def main():
'''program main function'''
+ parse_args()
check_modules()
get_nic_details()
- parse_args()
+ do_arg_actions()
if __name__ == "__main__":
main()