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TX3922 revision 1.78.16.1
      1        1.1       uch #
      2       1.17       uch # Distribution kernel (TOSHIBA TX3922 based model) kernel config file
      3        1.1       uch #
      4  1.78.16.1     skrll #	$NetBSD: TX3922,v 1.78.16.1 2008/06/03 20:47:14 skrll Exp $
      5        1.1       uch #
      6        1.1       uch include		"arch/hpcmips/conf/std.hpcmips"
      7       1.44    atatat 
      8       1.44    atatat #options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
      9        1.1       uch 
     10       1.36       uch maxusers	16
     11        1.1       uch 
     12       1.38       uch include		"arch/hpcmips/conf/std.hpcmips.tx39"
     13  1.78.16.1     skrll makeoptions	CPUFLAGS="-march=r3900"	# CPU codegen options
     14       1.11       uch options 	TX392X			# Toshiba TX3922
     15        1.1       uch 
     16       1.11       uch options 	TX39_DEBUG
     17       1.35     lukem #options 	TX39_WATCHDOGTIMER
     18       1.35     lukem #options 	WINCE_DEFAULT_SETTING	# Debugging use
     19       1.41       uch #options 	TX39ICU_DEBUG
     20       1.41       uch #options 	TX39BIU_DEBUG
     21       1.41       uch #options 	TX39POWER_DEBUG
     22       1.41       uch #options 	TX39UART_DEBUG
     23       1.41       uch 
     24       1.55       uch options 	KLOADER
     25       1.41       uch options 	KLOADER_KERNEL_PATH="\"/netbsd\""
     26       1.41       uch options		KLOADER_DEBUG
     27       1.11       uch 
     28       1.11       uch options 	DDB			# in-kernel debugger
     29       1.11       uch #options 	DIAGNOSTIC		# extra kernel debugging checks
     30       1.11       uch options 	DEBUG			# extra kernel debugging support
     31       1.11       uch options 	KTRACE			# system call tracing support
     32       1.35     lukem options 	MSGBUFSIZE=65534
     33        1.1       uch 
     34       1.11       uch options 	SERIALCONSSLOT=0	# UARTA 0, UARTB 1
     35        1.1       uch 
     36       1.11       uch options 	COMPAT_43
     37  1.78.16.1     skrll options 	COMPAT_16
     38  1.78.16.1     skrll options 	COMPAT_20
     39  1.78.16.1     skrll options 	COMPAT_30	# NetBSD 3.0 compatibility.
     40       1.60  christos options		COMPAT_BSDPTY	# /dev/[pt]ty?? ptys.
     41        1.1       uch 
     42       1.41       uch #options 	SCSIVERBOSE	# human readable SCSI error messages
     43       1.41       uch #options 	PCMCIAVERBOSE	# verbose PCMCIA configuration messages
     44       1.41       uch #options 	USBVERBOSE	# verbose USB device autoconfig messages
     45       1.41       uch #options 	MIIVERBOSE	# verbose PHY autoconfig messages
     46        1.1       uch 
     47       1.13       uch options 	NTP			# network time protocol
     48       1.40  jdolecek 
     49       1.46     lukem options 	USERCONF	# userconf(4) support
     50       1.40  jdolecek #options	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
     51       1.56    atatat #options 	SYSCTL_INCLUDE_DESCR	# Include sysctl descriptions in kernel
     52       1.11       uch 
     53       1.13       uch # File systems
     54       1.13       uch file-system 	FFS		# UFS
     55       1.13       uch #file-system 	EXT2FS		# second extended file system (linux)
     56       1.13       uch #file-system 	LFS		# log-structured file system
     57       1.13       uch file-system 	MFS		# memory file system
     58       1.13       uch file-system 	NFS		# Network File System client
     59       1.13       uch #file-system 	CD9660		# ISO 9660 + Rock Ridge file system
     60       1.13       uch file-system 	MSDOSFS		# MS-DOS file system
     61       1.13       uch file-system 	FDESC		# /dev/fd
     62       1.13       uch file-system 	KERNFS		# /kern
     63       1.13       uch #file-system 	NULLFS		# loopback file system
     64       1.13       uch #file-system 	OVERLAY		# overlay file system
     65       1.13       uch #file-system 	PORTAL		# portal filesystem (still experimental)
     66       1.13       uch file-system 	PROCFS		# /proc
     67       1.13       uch #file-system 	UMAPFS		# NULLFS + uid and gid remapping
     68       1.11       uch file-system 	UNION		# union file system
     69       1.13       uch #file-system	CODA		# Coda File System; also needs vcoda (below)
     70       1.69  christos file-system	PTYFS		# /dev/pts/N support
     71       1.13       uch 
     72       1.13       uch # Networking options
     73       1.13       uch #options 	GATEWAY		# IP packet forwarding
     74       1.13       uch options 	INET		# IP + ICMP + TCP + UDP
     75       1.13       uch options 	INET6		# IPV6
     76       1.13       uch #options 	IPSEC		# IP security
     77       1.13       uch #options 	IPSEC_ESP	# IP security (encryption part; define w/ IPSEC)
     78       1.64      tron #options 	IPSEC_NAT_T	# IPsec NAT traversal (NAT-T)
     79       1.13       uch #options 	IPSEC_DEBUG	# debug for IP security
     80       1.13       uch #options 	MROUTING	# Multicast routing support
     81       1.58      manu #options 	PIM		# Protocol Independent Multicast
     82       1.13       uch #options 	ISO		# OSI networking
     83       1.13       uch #options 	TPIP		# TPIP
     84       1.13       uch #options 	EON		# OSI tunneling over IP
     85        1.5       uch 
     86        1.7       uch options 	NFSSERVER	# Sun NFS-compatible filesystem (server)
     87       1.35     lukem options 	SOFTDEP		# FFS soft updates support.
     88       1.13       uch #options 	QUOTA		# UFS quotas
     89       1.70   tsutsui options 	FFS_NO_SNAPSHOT	# No FFS snapshot support
     90        1.8      shin 
     91        1.8      shin options 	NFS_BOOT_DHCP
     92       1.39  takemura 
     93       1.39  takemura # compile options
     94       1.47      shin #makeoptions	DEFGP="-G 18"
     95        1.7       uch 
     96        1.1       uch config		netbsd		root on ? type ?
     97        1.1       uch 
     98        1.1       uch # Networking options
     99       1.11       uch options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
    100       1.11       uch options 	PPP_DEFLATE	# Deflate compression support for PPP
    101       1.11       uch options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
    102       1.11       uch 
    103       1.27       uch # temporally power management
    104       1.27       uch hpcapm0	at mainbus0			# power management
    105       1.27       uch apmdev0	at hpcapm0			# APM
    106        1.1       uch 
    107       1.11       uch txcsbus1	at tx39biu? platform SHARP_TELIOS
    108       1.11       uch txcsbus2	at tx39biu? platform VICTOR_INTERLINK
    109  1.78.16.1     skrll txcsbus3	at tx39biu? platform FUJITSU_PENCENTRA_200
    110        1.3       uch 
    111       1.32       uch # IO module manager (virtual bridge) DO NOT DELETE
    112       1.32       uch txioman* at txsim?
    113       1.54       uch # iochip 0 TX39 internal MFIO
    114       1.54       uch #	 1 TX39 internal IO
    115       1.32       uch #	 2 BETTY IO
    116       1.28       uch #	(3) ITE IO notyet
    117       1.28       uch #	(4) Plum2 IO (EXTPW[0:2]) notyet
    118       1.57       uch hpcioman1 at txioman? platform SHARP_TELIOS_HCAJ
    119       1.35     lukem hpcin*	at hpcioman1 iochip 1 evtype BUTTON  id BTN_APP0   port 7  edge 1 # IE button
    120       1.35     lukem hpcin*	at hpcioman1 iochip 1 evtype BUTTON  id BTN_APP1   port 8  edge 1 # Mail button
    121       1.33       uch hpcin*	at hpcioman1 iochip 1 evtype PMEVENT id PME_AC	   port 6  edge 1 # AC-power
    122       1.33       uch hpcin*	at hpcioman1 iochip 0 evtype EVENT   id COM0_CTS   port 27 edge 3
    123       1.33       uch hpcin*	at hpcioman1 iochip 0 evtype EVENT   id COM0_DCD   port 29 edge 3
    124       1.33       uch hpcout*	at hpcioman1 iochip 1 evtype POWER   id PWCTL_LED  port 4  flags 3 #(blink)
    125       1.32       uch 
    126       1.57       uch hpcioman2 at txioman? platform SHARP_TELIOS_HCVJ
    127       1.35     lukem hpcin*	at hpcioman2 iochip 1 evtype BUTTON  id BTN_APP0   port 7  edge 1 # IE button
    128       1.35     lukem hpcin*	at hpcioman2 iochip 1 evtype BUTTON  id BTN_APP1   port 8  edge 1 # Mail button
    129       1.33       uch hpcin*	at hpcioman2 iochip 1 evtype BUTTON  id BTN_APP2   port 11 edge 1 # Video button
    130       1.33       uch hpcin*	at hpcioman2 iochip 1 evtype BUTTON  id BTN_APP3   port 12 edge 1 # Head phone button
    131       1.33       uch hpcin*	at hpcioman2 iochip 1 evtype PMEVENT id PME_AC     port 6
    132       1.33       uch hpcin*	at hpcioman2 iochip 0 evtype EVENT   id COM0_CTS   port 27 edge 3
    133       1.33       uch hpcin*	at hpcioman2 iochip 1 evtype EVENT   id COM0_DCD   port 13 edge 3
    134       1.33       uch hpcout*	at hpcioman2 iochip 1 evtype POWER   id PWCTL_COM0 port 15
    135       1.33       uch hpcout*	at hpcioman2 iochip 1 evtype POWER   id PWCTL_LED  port 4  flags 3 #(blink)
    136       1.32       uch 
    137       1.32       uch # InterLink (not maintainanced.)
    138       1.32       uch hpcioman3 at txioman? platform VICTOR_INTERLINK
    139       1.33       uch hpcin*	at hpcioman3 iochip 1 evtype BUTTON id BTN_COVER   port 4
    140       1.33       uch hpcin*	at hpcioman3 iochip 1 evtype BUTTON id BTN_REC	port 7
    141       1.33       uch hpcin*	at hpcioman3 iochip 0 evtype EVENT  id COM0_DCD	port 29
    142       1.33       uch hpcin*	at hpcioman3 iochip 0 evtype EVENT  id COM0_CTS	port 30
    143       1.28       uch # kbd MFIO:7 ?
    144       1.28       uch 
    145       1.35     lukem options 	USE_POLL
    146        1.3       uch 
    147        1.5       uch # PHILIPS UCB1200 / TOSHIBA TC35413F modem/audio analog front-end
    148       1.11       uch ucb*		at tx39sib? slot 0
    149       1.28       uch ucbtp*		at ucb?
    150       1.11       uch ucbsnd*		at ucb?
    151       1.28       uch ucbio*		at ucb?
    152        1.5       uch 
    153        1.7       uch # PHILIPS 74ALVC*1624? / TOSHIBA TC5165BFTS buffer chip (keyboard)
    154       1.35     lukem # chip select: CS1, IRQ: 3:12/4:12 (irq1 108)
    155       1.28       uch # interrupt-mode don't work. use polling mode.
    156       1.11       uch tc5165buf*	at txcsbus1 iocs 1 iocsbase 0 iocssize 0x100 iocswidth 16
    157       1.24  takemura hpckbd*		at tc5165buf?
    158  1.78.16.1     skrll wsmouse*	at ucbtp? mux 0
    159        1.3       uch 
    160        1.3       uch # VICTOR InterLink keyboard driver
    161        1.3       uch # chip select: CARD1 IRQ ???
    162       1.11       uch m38813c*	at txcsbus2 iocs 8 iocswidth 16 iocsbase 0 iocssize 8
    163       1.24  takemura hpckbd*		at m38813c?
    164        1.1       uch 
    165       1.66  nakayama # Sharp Telios LCD and battery control driver
    166       1.66  nakayama #  register space: KUCS3
    167       1.66  nakayama teliosio*	at txcsbus1 regcs 13 regcswidth 16
    168       1.66  nakayama 
    169       1.35     lukem # TC6358TB(Plum2)
    170       1.35     lukem #  register space: CS3,
    171        1.2       uch #  I/O space: MCS0 & MCS1,  IRQ: 8:21 (IO[5] positive)
    172        1.1       uch #
    173       1.11       uch plum*		at txcsbus? regcs 3 regcswidth 32 iocs 4 iocswidth 32 memcs 5 memcswidth 32 irq1 277
    174       1.11       uch plumicu*	at plum?
    175       1.11       uch plumpower*	at plum?
    176       1.11       uch plumvideo*	at plum?
    177       1.11       uch plumpcmcia*	at plum?
    178       1.11       uch #plumiobus*	at plum?
    179       1.11       uch #plumisab0	at plumiobus? platform ? slot 0
    180       1.11       uch ohci*	at plum?
    181       1.13       uch 
    182       1.13       uch # USB bus support
    183       1.11       uch usb*	at ohci?
    184       1.11       uch 
    185       1.11       uch # USB Hubs
    186       1.11       uch uhub*	at usb?
    187       1.11       uch uhub*	at uhub? port ? configuration ? interface ?
    188       1.11       uch 
    189       1.37  augustss # USB HID device
    190       1.37  augustss uhidev*	at uhub? port ? configuration ? interface ?
    191       1.37  augustss 
    192       1.11       uch # USB Mice
    193       1.37  augustss ums*	at uhidev? reportid ?
    194       1.11       uch wsmouse*	at ums? mux 0
    195       1.11       uch 
    196       1.11       uch # USB Keyboards
    197       1.37  augustss ukbd*	at uhidev? reportid ?
    198       1.11       uch wskbd*	at ukbd? console ? mux 1
    199       1.11       uch 
    200       1.77     skrll # USB serial adapter
    201       1.68     skrll ucycom*	at uhidev? reportid ?
    202       1.68     skrll 
    203       1.37  augustss # USB Generic HID devices
    204       1.37  augustss uhid*	at uhidev? reportid ?
    205       1.37  augustss 
    206       1.13       uch # USB joystick, game pad
    207       1.13       uch #ujoy*	at uhub? configuration ? interface ?
    208       1.13       uch 
    209       1.13       uch # USB Printer
    210       1.11       uch ulpt*	at uhub? port ? configuration ? interface ?
    211       1.13       uch 
    212       1.13       uch # USB Modem
    213       1.11       uch umodem*	at uhub? port ? configuration ?
    214       1.11       uch ucom*	at umodem?
    215       1.13       uch 
    216       1.13       uch # USB Mass Storage
    217       1.11       uch umass*	at uhub? port ? configuration ? interface ?
    218       1.11       uch scsibus* at umass? channel ?
    219       1.11       uch 
    220       1.11       uch # USB audio
    221       1.11       uch uaudio*	at uhub? port ? configuration ?
    222       1.11       uch audio*	at uaudio?
    223       1.11       uch 
    224       1.11       uch # USB Ethernet adapters
    225       1.11       uch aue*	at uhub? port ?		# ADMtek AN986 Pegasus based adapters
    226       1.59  augustss axe*	at uhub? port ?		# ASIX AX88172 based adapters
    227       1.11       uch cue*	at uhub? port ?		# CATC USB-EL1201A based adapters
    228       1.11       uch kue*	at uhub? port ?		# Kawasaki LSI KL5KUSB101B based adapters
    229       1.48  augustss url*	at uhub? port ?		# Realtek RTL8150L based adapters
    230       1.14       uch 
    231       1.74      hira # Prolific PL2301/PL2302 host-to-host adapter
    232       1.14       uch upl*	at uhub? port ?
    233       1.14       uch 
    234       1.14       uch # USB Handspring Visor
    235       1.14       uch uvisor*	at uhub? port ?
    236       1.14       uch ucom*	at uvisor?
    237       1.29  augustss 
    238       1.63     itohy # Kyocera AIR-EDGE PHONE
    239       1.63     itohy ukyopon* at uhub? port ?
    240       1.63     itohy ucom*	at ukyopon? portno ?
    241       1.63     itohy 
    242       1.29  augustss # USB scanners
    243       1.29  augustss uscanner* at uhub? port ?
    244       1.31  augustss 
    245       1.31  augustss # Y@P firmware loader
    246       1.31  augustss uyap* at uhub? port ?
    247       1.11       uch 
    248       1.11       uch # USB Generic driver
    249       1.11       uch ugen*	at uhub? port ?
    250       1.11       uch 
    251       1.11       uch # MII/PHY support
    252       1.11       uch exphy*	at mii? phy ?			# 3Com internal PHYs
    253       1.42       wiz icsphy*	at mii? phy ?			# Integrated Circuit Systems ICS189x
    254       1.11       uch inphy*	at mii? phy ?			# Intel 82555 PHYs
    255       1.11       uch iophy*	at mii? phy ?			# Intel 82553 PHYs
    256       1.11       uch lxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
    257       1.11       uch nsphy*	at mii? phy ?			# NS83840 PHYs
    258       1.11       uch nsphyter* at mii? phy ?			# NS83843 PHYs
    259       1.11       uch qsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
    260       1.11       uch sqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
    261       1.11       uch tlphy*	at mii? phy ?			# ThunderLAN PHYs
    262       1.11       uch tqphy*	at mii? phy ?			# TDK Semiconductor PHYs
    263       1.11       uch ukphy*	at mii? phy ?			# generic unknown PHYs
    264        1.1       uch 
    265        1.1       uch # WS console uses SUN or VT100 terminal emulation
    266       1.18       uch hpcfb*		at plumvideo?
    267       1.11       uch wsdisplay*	at hpcfb?
    268       1.24  takemura wskbd*		at hpckbd? mux 1
    269       1.11       uch btnmgr0		at mainbus0
    270       1.11       uch wskbd*		at btnmgr0 mux 1
    271        1.1       uch 
    272        1.1       uch options 	WSEMUL_VT100
    273        1.1       uch options 	WSDISPLAY_DEFAULTSCREENS=4
    274        1.1       uch options 	FONT_VT220L8x10
    275       1.21       uch options 	WS_KERNEL_FG=WSCOL_BROWN
    276       1.21       uch options 	WS_KERNEL_BG=WSCOL_BLUE
    277       1.19  takemura # compatibility to other console drivers
    278       1.19  takemura options 	WSDISPLAY_COMPAT_PCVT		# emulate some ioctls
    279       1.19  takemura options 	WSDISPLAY_COMPAT_SYSCONS	# emulate some ioctls
    280       1.19  takemura options 	WSDISPLAY_COMPAT_USL		# VT handling
    281       1.19  takemura options 	WSDISPLAY_COMPAT_RAWKBD		# can get raw scancodes
    282        1.1       uch 
    283        1.1       uch # PCMCIA bus support
    284        1.1       uch pcmcia* at plumpcmcia? controller ? socket ?
    285        1.1       uch 
    286        1.1       uch # PCMCIA IDE disk
    287        1.1       uch wdc*	at pcmcia? function ?
    288       1.51     lukem 
    289       1.51     lukem # ATA (IDE) bus support
    290       1.51     lukem atabus* at ata?
    291       1.51     lukem 
    292       1.51     lukem # IDE drives
    293       1.50    bouyer wd*	at atabus? drive ? flags 0x0000
    294        1.1       uch 
    295        1.1       uch # ATAPI bus support
    296       1.51     lukem atapibus* at atapi?
    297        1.1       uch 
    298       1.13       uch # ATAPI devices
    299       1.13       uch # flags have the same meaning as for IDE drives.
    300       1.13       uch cd*	at atapibus? drive ? flags 0x0000	# ATAPI CD-ROM drives
    301       1.13       uch sd*	at atapibus? drive ? flags 0x0000	# ATAPI disk drives
    302       1.13       uch #uk*	at atapibus? drive ? flags 0x0000	# ATAPI unknown
    303       1.13       uch 
    304        1.1       uch # PCMCIA network interfaces
    305       1.13       uch awi*	at pcmcia? function ?		# BayStack 650/660 (802.11FH/DS)
    306       1.13       uch cnw*	at pcmcia? function ?		# Xircom/Netwave AirSurfer
    307        1.1       uch ep*	at pcmcia? function ?		# 3Com 3c589 and 3c562 Ethernet
    308        1.1       uch mbe*	at pcmcia? function ?		# MB8696x based Ethernet
    309        1.1       uch ne*	at pcmcia? function ?		# NE2000-compatible Ethernet
    310       1.13       uch ray*	at pcmcia? function ?		# Raytheon Raylink (802.11)
    311       1.13       uch sm*	at pcmcia? function ?		# Megahertz Ethernet
    312       1.13       uch wi*	at pcmcia? function ?		# Lucent WaveLan IEEE (802.11)
    313       1.13       uch #xe*	at pcmcia? function ?		# Xircom PCMCIA cards
    314       1.13       uch 
    315       1.11       uch mhzc*	at pcmcia? function ?		# Megahertz Ethernet/Modem combo cards
    316       1.11       uch com*	at mhzc?
    317       1.11       uch sm*	at mhzc?
    318        1.1       uch 
    319       1.13       uch # PCMCIA serial interfaces
    320        1.1       uch com*	at pcmcia? function ?		# Modems and serial cards
    321        1.1       uch 
    322       1.13       uch pcmcom*	at pcmcia? function ?		# PCMCIA multi-port serial cards
    323       1.13       uch com*	at pcmcom? slave ?		# ...and the slave devices
    324       1.13       uch 
    325        1.1       uch # PCMCIA SCSI interfaces
    326       1.13       uch aic*	at pcmcia? function ?		# Adaptec APA-1460 SCSI
    327       1.13       uch esp*	at pcmcia? function ?		# Qlogic ESP406/FAS408 SCSI
    328       1.13       uch 
    329        1.1       uch scsibus* at aic?
    330       1.13       uch scsibus* at esp?
    331       1.13       uch 
    332       1.13       uch # SCSI devices
    333        1.1       uch sd*	at scsibus? target ? lun ?	# SCSI disk drives
    334       1.13       uch #st*	at scsibus? target ? lun ?	# SCSI tape drives
    335       1.13       uch #cd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
    336       1.13       uch #ch*	at scsibus? target ? lun ?	# SCSI autochangers
    337       1.13       uch #ss*	at scsibus? target ? lun ?	# SCSI scanners
    338       1.13       uch #uk*	at scsibus? target ? lun ?	# SCSI unknown
    339        1.1       uch 
    340       1.11       uch # disk/mass storage pseudo-devices
    341       1.13       uch #pseudo-device	ccd		4	# concatenated disks
    342       1.13       uch #pseudo-device	raid		4	# RAIDframe disk driver
    343       1.13       uch #options 	RAID_AUTOCONFIG		# auto-configuration of RAID components
    344       1.61   hannken #pseudo-device	fss		4	# file system snapshot device
    345       1.13       uch pseudo-device	md		1	# memory disk
    346       1.73      cube pseudo-device	vnd			# disk-like interface to files
    347       1.11       uch 
    348       1.13       uch # network pseudo-devices
    349       1.72    rpaulo pseudo-device	bpfilter		# Berkeley packet filter
    350       1.11       uch pseudo-device	ipfilter		# IP filter (firewall) and NAT
    351        1.1       uch pseudo-device	loop		1	# network loopback
    352       1.73      cube pseudo-device	ppp			# Point-to-Point Protocol
    353       1.11       uch 
    354       1.11       uch # mouse & keyboard multiplexor pseudo-devices
    355       1.34  augustss pseudo-device	wsmux
    356       1.13       uch 
    357       1.13       uch # miscellaneous pseudo-devices
    358       1.35     lukem pseudo-device	rnd			# /dev/random and in-kernel generator
    359       1.25  jdolecek pseudo-device	pty			# pseudo-terminals
    360       1.45     lukem pseudo-device	clockctl		# user control of clock subsystem
    361       1.13       uch 
    362       1.13       uch # a pseudo device needed for Coda	# also needs CODA (above)
    363       1.13       uch #pseudo-device	vcoda		4	# coda minicache <-> venus comm.
    364       1.13       uch 
    365       1.13       uch # for IPv6
    366       1.73      cube pseudo-device	gif			# IPv[46] over IPv[46] tunnel (RFC1933)
    367       1.73      cube #pseudo-device	faith			# IPv[46] tcp relay translation i/f
    368       1.75     pavel pseudo-device	stf			# 6to4 IPv6 over IPv4 encapsulation
    369