HAL stands for Hardware Abstraction Layer.

cat /etc/hal.conf         

returns:

[Index]
enc_bitmap = 0x30000000b
enc_sysid_root = 0
pd_wwn_5000CCA263CA5081 = 00000003
pd_wwn_5000CCA263CA4160 = 00000004
pd_wwn_5000CCA263CE6C51 = 00000005
pd_wwn_5000CCA263CE8E0A = 00000006
pd_wwn_5000CCA263CCB805 = 00000007
pd_wwn_5000CCA263CC3C28 = 00000008
pd_wwn_5000CCA261D3A3C4 = 00000009
pd_wwn_5000CCA263CD99CD = 0000000a
enc_sysid_root_boot = 32
enc_sysid_root_usb = 33
pd_wwn_D067E516480EF480F618623A = 00210003
enc_sysid_tr_5-2 = 1
pd_wwn_PQ2ZBGRPE2G347T5MKUJ = 00010065
pd_wwn_R6GYZ8RY = 00010001
pd_wwn_R6GZ2LBY = 00010002
pd_wwn_R6GZ55XY = 00010003
pd_wwn_VAJB0YAL = 00010004
enc_sysid_tr_5-1 = 3
pd_wwn_O1ZOXRGXKARXMLK43LSX = 00030065
pd_wwn_7HKKB22F = 00030001
pd_wwn_7HKKBJUF = 00030002
pd_wwn_R6H0S6YY = 00030003
pd_wwn_VAHARY2L = 00030004
 
[Enclosure_0]
enc_id = 0
enc_sys_id = root
serial = Q181I17252
vendor = QNAP
model = TVS-873
status = 0
protocol = 0
capability = 0x9614db1c
extended_capability = 0x0
tr_capability = 0x0
tr_supported_raid_mode = 0x0
max_disk_num = 10
max_fan_num = 2
max_cpu_fan_num = 1
default_cpu_fan_count = 1
factory_cpu_fan_count = 1
max_temp_num = 2
max_sys_temp_region = 0
max_pcie_num = 2
max_nic_num = 5
max_conn_num = 0
max_ujbod_num = -1
max_cpu_num = 1
enc_parent_sys_id = root
enc_parent_port_id = 0
stack_id = 0
revision = 
cache_port_bitmap = 0x7fe
ss_max_channels = 72
ss_free_channels = 4
module_name = 
child_bitmap = 0x300000000
 
[Enclosure_32]
enc_id = 32
enc_sys_id = root_boot
vendor = QNAP
model = BOOT
status = 0
protocol = -1
capability = 0x0
extended_capability = 0x0
tr_capability = 0x0
tr_supported_raid_mode = 0x0
max_disk_num = 1
max_fan_num = 0
max_cpu_fan_num = 0
default_cpu_fan_count = 0
factory_cpu_fan_count = 0
max_temp_num = 0
max_sys_temp_region = 0
max_pcie_num = 0
max_nic_num = 0
max_conn_num = 0
max_ujbod_num = 0
max_cpu_num = 0
enc_parent_sys_id = root
enc_parent_port_id = 0
stack_id = 1
revision = 
cache_port_bitmap = 0x0
module_name = 
 
[BootDisk_0]
port_id = 0
att_phy_id = -1
pd_sys_id = sg11
enc_sys_id = root_boot
pd_sys_name = /dev/sdl
pd_ctrl_name = /dev/sg11
pd_bus_name = 
type = 0
form = 0
vendor = 
model = 
serial_no = 
status = 0
capabilities = 32
sector_size = 512
capacity = 1009664
revision = 
protocol_ver = 0
link_speed = 3
max_link_speed = 0
pd_max_link_speed = 0
read_speed = none
read_iops = none
write_speed = none
write_iops = none
rotation_speed = 0
 
[Enclosure_33]
enc_id = 33
enc_sys_id = root_usb
vendor = QNAP
model = USB
status = 0
protocol = 2
capability = 0x0
extended_capability = 0x0
tr_capability = 0x0
tr_supported_raid_mode = 0x0
max_disk_num = 8
max_fan_num = 0
max_cpu_fan_num = 0
default_cpu_fan_count = 0
factory_cpu_fan_count = 0
max_temp_num = 0
max_sys_temp_region = 0
max_pcie_num = 0
max_nic_num = 0
max_conn_num = 0
max_ujbod_num = 0
max_cpu_num = 0
enc_parent_sys_id = root
enc_parent_port_id = 0
stack_id = 1
revision = 
cache_port_bitmap = 0x0
module_name = 
child_bitmap = 0xa
 
[Enclosure_1]
enc_id = 1
enc_sys_id = tr_5-2
serial = Q18AI10098
vendor = QNAP
model = TR-004
status = 0
protocol = 10
capability = 0x80000100
extended_capability = 0x7
tr_capability = 0x177
tr_supported_raid_mode = 0x2f
max_disk_num = 4
max_fan_num = 1
max_cpu_fan_num = 0
default_cpu_fan_count = 0
factory_cpu_fan_count = 0
max_temp_num = 1
max_sys_temp_region = 0
max_pcie_num = 0
max_nic_num = 0
max_conn_num = 0
max_ujbod_num = 0
max_cpu_num = 0
enc_parent_sys_id = root_usb
enc_parent_port_id = 5
stack_id = 2
revision = 1.1.1
cache_port_bitmap = 0x0
tr_bus_speed = 5
module_name = 
 
[Enclosure_3]
enc_id = 3
enc_sys_id = tr_5-1
serial = Q193I02243
vendor = QNAP
model = TR-004
status = 0
protocol = 10
capability = 0x80000100
extended_capability = 0x7
tr_capability = 0x177
tr_supported_raid_mode = 0x2f
max_disk_num = 4
max_fan_num = 1
max_cpu_fan_num = 0
default_cpu_fan_count = 0
factory_cpu_fan_count = 0
max_temp_num = 1
max_sys_temp_region = 0
max_pcie_num = 0
max_nic_num = 0
max_conn_num = 0
max_ujbod_num = 0
max_cpu_num = 0
enc_parent_sys_id = root_usb
enc_parent_port_id = 6
stack_id = 2
revision = 1.1.1
cache_port_bitmap = 0x0
tr_bus_speed = 5
module_name = 
 
[Global]
Service Mode = 0