def configure():
cmd = "/usr/lib/twister/scripts/dpdk_nic_bind.py"
twister_conf = "/etc/twister/twister.conf"
twister_api = "/etc/twister/twister_api.json"
dpdk_drv = "igb_uio"
dpdk_kernel_module = "/usr/lib/twister/modules/igb_uio.ko"
load_dpdk_module(dpdk_kernel_module)
lib_dpdk.check_modules()
lib_dpdk.get_nic_details()
devices = lib_dpdk.devices
bind_all_to_linux(cmd, devices)
lib_dpdk.get_nic_details()
config = ConfigParser.RawConfigParser()
config.readfp(open(twister_conf))
whitelist = get_whitelist(devices, config)
blacklist = get_blacklist(devices, config)
coremask = get_coremask(config)
if not set(whitelist).isdisjoint(blacklist):
raise Exception("whitelist conflicts with blacklist in twister.conf")
if not set(whitelist).issubset(devices.keys()):
raise Exception("whitelist interfaces in twister.conf do not exist")
portmask = get_portmask(whitelist)
for device in whitelist:
out, err = bind_device(cmd, device, dpdk_drv)
twister_json = {
"coremask": coremask,
"portmask": portmask,
"blacklist": blacklist
}
with open(twister_api, 'w') as outfile:
json.dump(twister_json, outfile)
def main():
cmd = "/home/twister/config/dpdk_nic_bind.py"
twister_conf = "/home/twister/config/twister.conf"
twister_api = "/home/twister/config/twister_api.json"
dpdk_drv = "igb_uio"
lib_dpdk.check_modules()
lib_dpdk.get_nic_details()
devices = lib_dpdk.devices
bind_all_to_linux(cmd, devices)
config = ConfigParser.RawConfigParser()
config.readfp(open(twister_conf))
whitelist = get_whitelist(devices, config)
blacklist = get_blacklist(devices, config)
coremask = get_coremask(config)
if not set(whitelist).isdisjoint(blacklist):
raise Exception("whitelist conflicts with blacklist in twister.conf")
if not set(whitelist).issubset(devices.keys()):
raise Exception("whitelist interfaces in twister.conf do not exist")
portmask = hex(len(whitelist))
for device in whitelist:
out, err = bind_device(cmd, device, dpdk_drv)
twister_json = {"coremask": coremask,
"portmask": portmask,
"blacklist": blacklist}
with open(twister_api, 'w') as outfile:
json.dump(twister_json, outfile)
print twister_json
def run_dpdk_lspci (self):
dpdk_nic_bind.get_nic_details()
self.m_devices= dpdk_nic_bind.devices
def run_dpdk_lspci (self):
dpdk_nic_bind.get_nic_details()
self.m_devices= dpdk_nic_bind.devices