import os
import subprocess
import argparse
+import platform
from glob import glob
from os.path import exists, basename
avp_vnic = {'Class': '05', 'Vendor': '1af4', 'Device': '1110',
'SVendor': None, 'SDevice': None}
-octeontx2_sso = {'Class': '08', 'Vendor': '177d', 'Device': 'a0f9,a0fa',
+cnxk_bphy = {'Class': '08', 'Vendor': '177d', 'Device': 'a089',
+ 'SVendor': None, 'SDevice': None}
+cnxk_bphy_cgx = {'Class': '08', 'Vendor': '177d', 'Device': 'a059,a060',
'SVendor': None, 'SDevice': None}
-octeontx2_npa = {'Class': '08', 'Vendor': '177d', 'Device': 'a0fb,a0fc',
- 'SVendor': None, 'SDevice': None}
-octeontx2_dma = {'Class': '08', 'Vendor': '177d', 'Device': 'a081',
- 'SVendor': None, 'SDevice': None}
-octeontx2_ree = {'Class': '08', 'Vendor': '177d', 'Device': 'a0f4',
+cnxk_dma = {'Class': '08', 'Vendor': '177d', 'Device': 'a081',
+ 'SVendor': None, 'SDevice': None}
+cnxk_inl_dev = {'Class': '08', 'Vendor': '177d', 'Device': 'a0f0,a0f1',
+ 'SVendor': None, 'SDevice': None}
+
+hisilicon_dma = {'Class': '08', 'Vendor': '19e5', 'Device': 'a122',
'SVendor': None, 'SDevice': None}
+intel_dlb = {'Class': '0b', 'Vendor': '8086', 'Device': '270b,2710,2714',
+ 'SVendor': None, 'SDevice': None}
intel_ioat_bdw = {'Class': '08', 'Vendor': '8086',
'Device': '6f20,6f21,6f22,6f23,6f24,6f25,6f26,6f27,6f2e,6f2f',
'SVendor': None, 'SDevice': None}
intel_ntb_icx = {'Class': '06', 'Vendor': '8086', 'Device': '347e',
'SVendor': None, 'SDevice': None}
+cnxk_sso = {'Class': '08', 'Vendor': '177d', 'Device': 'a0f9,a0fa',
+ 'SVendor': None, 'SDevice': None}
+cnxk_npa = {'Class': '08', 'Vendor': '177d', 'Device': 'a0fb,a0fc',
+ 'SVendor': None, 'SDevice': None}
+cn9k_ree = {'Class': '08', 'Vendor': '177d', 'Device': 'a0f4',
+ 'SVendor': None, 'SDevice': None}
+
network_devices = [network_class, cavium_pkx, avp_vnic, ifpga_class]
baseband_devices = [acceleration_class]
crypto_devices = [encryption_class, intel_processor_class]
-eventdev_devices = [cavium_sso, cavium_tim, octeontx2_sso]
-mempool_devices = [cavium_fpa, octeontx2_npa]
+dma_devices = [cnxk_dma, hisilicon_dma,
+ intel_idxd_spr, intel_ioat_bdw, intel_ioat_icx, intel_ioat_skx]
+eventdev_devices = [cavium_sso, cavium_tim, intel_dlb, cnxk_sso]
+mempool_devices = [cavium_fpa, cnxk_npa]
compress_devices = [cavium_zip]
-regex_devices = [octeontx2_ree]
-misc_devices = [intel_ioat_bdw, intel_ioat_skx, intel_ioat_icx, intel_idxd_spr,
- intel_ntb_skx, intel_ntb_icx,
- octeontx2_dma]
+regex_devices = [cn9k_ree]
+misc_devices = [cnxk_bphy, cnxk_bphy_cgx, cnxk_inl_dev,
+ intel_ntb_skx, intel_ntb_icx]
# global dict ethernet devices present. Dictionary indexed by PCI address.
# Each device within this is itself a dictionary of device properties
force_flag = False
args = []
+
# check if a specific kernel module is loaded
def module_is_loaded(module):
global loaded_modules
loaded_modules = sysfs_mods
- return module in sysfs_mods
+ # add built-in modules as loaded
+ release = platform.uname().release
+ filename = os.path.join("/lib/modules/", release, "modules.builtin")
+ if os.path.exists(filename):
+ try:
+ with open(filename) as f:
+ loaded_modules += [os.path.splitext(os.path.basename(mod))[0] for mod in f]
+ except IOError:
+ print("Warning: cannot read list of built-in kernel modules")
+
+ return module in loaded_modules
def check_modules():
return device
+
def clear_data():
'''This function clears any old data'''
global devices
devices = {}
+
def get_device_details(devices_type):
'''This function populates the "devices" dictionary. The keys used are
the pci addresses (domain:bus:slot.func). The values are themselves
rt_info = route.split()
for i in range(len(rt_info) - 1):
if rt_info[i] == "dev":
- ssh_if.append(rt_info[i+1])
+ ssh_if.append(rt_info[i + 1])
# based on the basic info, get extended text details
for d in devices.keys():
return True
return False
+
def dev_id_from_dev_name(dev_name):
'''Take a device "name" - a string passed in by user to identify a NIC
device, and determine the device id - i.e. the domain:bus:slot.func - for
filename = "/sys/bus/pci/drivers/%s/unbind" % dev["Driver_str"]
try:
f = open(filename, "a")
- except:
- sys.exit("Error: unbind failed for %s - Cannot open %s" %
- (dev_id, filename))
+ except OSError as err:
+ sys.exit("Error: unbind failed for %s - Cannot open %s: %s" %
+ (dev_id, filename, err))
f.write(dev_id)
f.close()
if exists(filename):
try:
f = open(filename, "w")
- except:
- print("Error: bind failed for %s - Cannot open %s"
- % (dev_id, filename), file=sys.stderr)
+ except OSError as err:
+ print("Error: bind failed for %s - Cannot open %s: %s"
+ % (dev_id, filename, err), file=sys.stderr)
return
try:
f.write("%s" % driver)
f.close()
- except:
+ except OSError as err:
print("Error: bind failed for %s - Cannot write driver %s to "
- "PCI ID " % (dev_id, driver), file=sys.stderr)
+ "PCI ID: %s" % (dev_id, driver, err), file=sys.stderr)
return
# For kernels < 3.15 use new_id to add PCI id's to the driver
else:
filename = "/sys/bus/pci/drivers/%s/new_id" % driver
try:
f = open(filename, "w")
- except:
- print("Error: bind failed for %s - Cannot open %s"
- % (dev_id, filename), file=sys.stderr)
+ except OSError as err:
+ print("Error: bind failed for %s - Cannot open %s: %s"
+ % (dev_id, filename, err), file=sys.stderr)
return
try:
# Convert Device and Vendor Id to int to write to new_id
f.write("%04x %04x" % (int(dev["Vendor"], 16),
int(dev["Device"], 16)))
f.close()
- except:
+ except OSError as err:
print("Error: bind failed for %s - Cannot write new PCI ID to "
- "driver %s" % (dev_id, driver), file=sys.stderr)
+ "driver %s: %s" % (dev_id, driver, err), file=sys.stderr)
return
# do the bind by writing to /sys
filename = "/sys/bus/pci/drivers/%s/bind" % driver
try:
f = open(filename, "a")
- except:
- print("Error: bind failed for %s - Cannot open %s"
- % (dev_id, filename), file=sys.stderr)
+ except OSError as err:
+ print("Error: bind failed for %s - Cannot open %s: %s"
+ % (dev_id, filename, err), file=sys.stderr)
if saved_driver is not None: # restore any previous driver
bind_one(dev_id, saved_driver, force)
return
try:
f.write(dev_id)
f.close()
- except:
+ except OSError as err:
# for some reason, closing dev_id after adding a new PCI ID to new_id
# results in IOError. however, if the device was successfully bound,
# we don't care for any errors and can safely ignore IOError
tmp = get_pci_device_details(dev_id, True)
if "Driver_str" in tmp and tmp["Driver_str"] == driver:
return
- print("Error: bind failed for %s - Cannot bind to driver %s"
- % (dev_id, driver), file=sys.stderr)
+ print("Error: bind failed for %s - Cannot bind to driver %s: %s"
+ % (dev_id, driver, err), file=sys.stderr)
if saved_driver is not None: # restore any previous driver
bind_one(dev_id, saved_driver, force)
return
if exists(filename):
try:
f = open(filename, "w")
- except:
- sys.exit("Error: unbind failed for %s - Cannot open %s"
- % (dev_id, filename))
+ except OSError as err:
+ sys.exit("Error: unbind failed for %s - Cannot open %s: %s"
+ % (dev_id, filename, err))
try:
f.write("\00")
f.close()
- except:
- sys.exit("Error: unbind failed for %s - Cannot open %s"
- % (dev_id, filename))
+ except OSError as err:
+ sys.exit("Error: unbind failed for %s - Cannot write %s: %s"
+ % (dev_id, filename, err))
def unbind_all(dev_list, force=False):
dev_id_from_dev_name(driver)
# if we've made it this far, this means that the "driver" was a valid
# device string, so it's probably not a valid driver name.
- sys.exit("Error: Driver '%s' does not look like a valid driver. " \
+ sys.exit("Error: Driver '%s' does not look like a valid driver. "
"Did you forget to specify the driver to bind devices to?" % driver)
except ValueError:
# driver generated error - it's not a valid device ID, so all is well
continue
# update information about this device
- devices[d] = dict(devices[d].items() +
- get_pci_device_details(d, True).items())
+ devices[d] = dict(devices[d].items()
+ + get_pci_device_details(d, True).items())
# check if updated information indicates that the device was bound
if "Driver_str" in devices[d]:
device's dictionary.'''
strings = [] # this holds the strings to print. We sort before printing
print("\n%s" % title)
- print("="*len(title))
+ print("=" * len(title))
if not dev_list:
strings.append("<none>")
else:
strings.sort()
print("\n".join(strings)) # print one per line
+
def show_device_status(devices_type, device_name, if_field=False):
global dpdk_drivers
kernel_drv = []
display_devices("Other %s devices" % device_name, no_drv,
"unused=%(Module_str)s")
+
def show_status():
'''Function called when the script is passed the "--status" option.
Displays to the user what devices are bound to the igb_uio driver, the
if status_dev in ["crypto", "all"]:
show_device_status(crypto_devices, "Crypto")
+ if status_dev in ["dma", "all"]:
+ show_device_status(dma_devices, "DMA")
+
if status_dev in ["event", "all"]:
show_device_status(eventdev_devices, "Eventdev")
parser.add_argument(
'--status-dev',
help="Print the status of given device group.",
- choices=['baseband', 'compress', 'crypto', 'event',
- 'mempool', 'misc', 'net', 'regex'])
+ choices=['baseband', 'compress', 'crypto', 'dma', 'event',
+ 'mempool', 'misc', 'net', 'regex'])
bind_group = parser.add_mutually_exclusive_group()
bind_group.add_argument(
'-b',
new_args.extend(pci_glob(arg))
args = new_args
+
def do_arg_actions():
'''do the actual action requested by the user'''
global b_flag
get_device_details(network_devices)
get_device_details(baseband_devices)
get_device_details(crypto_devices)
+ get_device_details(dma_devices)
get_device_details(eventdev_devices)
get_device_details(mempool_devices)
get_device_details(compress_devices)
get_device_details(network_devices)
get_device_details(baseband_devices)
get_device_details(crypto_devices)
+ get_device_details(dma_devices)
get_device_details(eventdev_devices)
get_device_details(mempool_devices)
get_device_details(compress_devices)
get_device_details(misc_devices)
do_arg_actions()
+
if __name__ == "__main__":
main()