def load_and_verify_kernel_modules_bf2556():
output = execute_cmd_n_get_output('lsmod')
irq_debug = True
if 'irq_debug' not in output:
install_irq_debug()
# Verify that modules are loaded.
output = execute_cmd_n_get_output('lsmod')
if 'irq_debug' not in output:
irq_debug = False
print("ERROR:irq_debug is not loaded.")
return irq_debug
def load_and_verify_kernel_modules():
output = execute_cmd_n_get_output('lsmod')
bf_mod = True
i2c_i801 = True
os.system("sudo modprobe -q i2c-i801")
os.system("sudo modprobe -q i2c-dev")
sde_module_names = get_sde_modules()
if sde_module_names is not None:
for module_name in sde_module_names:
if module_name == sde_module_bf_kdrv_string_value:
if module_name not in output:
load_bf_kdrv()
else:
print('Module {} already loaded'.format(module_name))
elif module_name == sde_module_bf_kpkt_string_value:
if module_name not in output:
load_bf_kpkt()
else:
print('Module {} already loaded'.format(module_name))
else:
print('Invalid module to load - {}.'.format(module_name))
exit(0)
else:
print('Select at-least one SDE module to load in settings.xml')
exit(0)
output = execute_cmd_n_get_output('lsmod')
if 'i2c_i801' not in output and is_ubuntu():
# Ubuntu check is there because i2c_i801 appears only in output of
# lsmod in Ubuntu
i2c_i801 = False
print('ERROR:i2c_i801 is not loaded.')
if not any(mod in output for mod in [sde_module_bf_kdrv_string_value,
sde_module_bf_kpkt_string_value]):
bf_mod = False
print("ERROR: Neither of {0}/{1} module loaded.".
format(sde_module_bf_kdrv_string_value,
sde_module_bf_kpkt_string_value))
# Load switch specific kernel modules
if get_switch_model() == constants.bf2556x_1t:
return bf_mod and i2c_i801 and load_and_verify_kernel_modules_bf2556()
else:
return bf_mod and i2c_i801 and load_and_verify_kernel_modules_bf6064()
def alloc_dma():
output = execute_cmd_n_get_output('cat /etc/sysctl.conf')
if 'vm.nr_hugepages = 128' not in output:
print('Setting up huge pages...')
dma_alloc_cmd = 'sudo /{}/pkgsrc/ptf-modules/ptf-utils/dma_setup.sh'.format(
get_env_var('SDE'))
os.system(dma_alloc_cmd)
def load_and_verify_kernel_modules_bf6064():
execute_cmd_n_get_output('sudo i2cset -y 0 0x70 0x20 \
sudo i2cset -y 0 0x32 0xE 0x0 \
sudo i2cset -y 0 0x32 0xF 0x0 \
sudo i2cset -y 0 0x34 0x2 0x0 \
sudo i2cset -y 0 0x34 0x3 0x0 \
sudo i2cset -y 0 0x34 0x4 0x0 \
sudo i2cset -y 0 0x35 0x2 0x0 \
sudo i2cset -y 0 0x35 0x3 0x0 \
sudo i2cset -y 0 0x35 0x4 0x0 \
sudo i2cset -y 0 0x70 0x20 \
sudo i2cset -y 0 0x32 0x14 0xff \
sudo i2cset -y 0 0x32 0x15 0xff \
sudo i2cset -y 0 0x34 0xB 0xff \
sudo i2cset -y 0 0x34 0xC 0xff \
sudo i2cset -y 0 0x34 0xD 0xff \
sudo i2cset -y 0 0x35 0xB 0xff \
sudo i2cset -y 0 0x35 0xC 0xff \
sudo i2cset -y 0 0x35 0xD 0xff')
return True
def load_and_verify_kernel_modules():
output = execute_cmd_n_get_output('lsmod')
bf_mod = True
sde_module_names = get_sde_modules()
if sde_module_names is not None:
for module_name in sde_module_names:
if module_name == sde_module_bf_kdrv_string_value:
if module_name not in output:
load_bf_kdrv()
else:
print('Module {} already loaded'.format(module_name))
elif module_name == sde_module_bf_kpkt_string_value:
if module_name not in output:
load_bf_kpkt()
else:
print('Module {} already loaded'.format(module_name))
else:
print('Invalid module to load - {}.'.format(module_name))
exit(0)
else:
print('Select at-least one SDE module to load in settings.xml')
exit(0)
output = execute_cmd_n_get_output('lsmod')
if not any(
mod in output for mod in
[sde_module_bf_kdrv_string_value, sde_module_bf_kpkt_string_value]):
bf_mod = False
print("ERROR: Neither of {0}/{1} module loaded.".format(
sde_module_bf_kdrv_string_value, sde_module_bf_kpkt_string_value))
# Load switch specific kernel modules
if get_switch_model() == constants.bf2556x_1t:
return bf_mod and load_and_verify_kernel_modules_bf2556()
else:
return bf_mod and load_and_verify_kernel_modules_bf6064()
def load_and_verify_kernel_modules_bf2556():
output = execute_cmd_n_get_output('lsmod')
irq_debug = True
i2cbuses = execute_cmd_n_get_output('sudo -E i2cdetect -l')
print(i2cbuses)
if 'i2c-0' not in i2cbuses or\
'i2c-1' not in i2cbuses or \
'i2c-2' not in i2cbuses:
print('Required I2C buses are not available in your device')
exit(0)
if 'irq_debug' not in output:
install_irq_debug()
# Verify that modules are loaded.
output = execute_cmd_n_get_output('lsmod')
if 'irq_debug' not in output:
irq_debug = False
print("ERROR:irq_debug is not loaded.")
return irq_debug