INSTALL_TINY revision 1.144
1 # $NetBSD: INSTALL_TINY,v 1.144 2015/09/26 11:16:12 maxv Exp $ 2 # 3 # This kernel should be derived from INSTALL (which is derived 4 # from GENERIC) with some features commented out. 5 # 6 # This kernel has been optimized for space. It is targeted towards 7 # small memory machines (4M). It has no SCSI, PCI or EISA. It does 8 # have pcmcia, for old laptops. 9 # 10 11 include "arch/i386/conf/std.i386" 12 13 #options INCLUDE_CONFIG_FILE # embed config file in kernel binary 14 15 makeoptions COPTS="-Os" # Optimise for space. Implies -O2 16 makeoptions USE_SSP="no" 17 18 # Enable the hooks used for initializing the root memory-disk. 19 options MEMORY_DISK_HOOKS 20 options MEMORY_DISK_IS_ROOT # force root on memory disk 21 options MEMORY_DISK_SERVER=0 # no userspace memory disk support 22 options MEMORY_DISK_ROOT_SIZE=3100 # size of memory disk, in blocks 23 options MEMORY_DISK_RBFLAGS=RB_SINGLE # boot in single-user mode 24 25 maxusers 2 # estimated number of users 26 27 # CPU-related options. 28 #options VM86 # virtual 8086 emulation 29 #options USER_LDT # user-settable LDT; used by WINE 30 31 # This option allows you to force a serial console at the specified 32 # I/O address. 33 #options CONSDEVNAME="\"com\"",CONADDR=0x3f8,CONSPEED=9600 34 35 # The following options override the memory sizes passed in from the boot 36 # block. Use them *only* if the boot block is unable to determine the correct 37 # values. Note that the BIOS may *correctly* report less than 640k of base 38 # memory if the extended BIOS data area is located at the top of base memory 39 # (as is the case on most recent systems). 40 #options REALBASEMEM=... # size of base memory 41 #options REALEXTMEM=... # size of extended memory 42 43 options INSECURE # disable kernel security levels 44 45 options RTC_OFFSET=0 # hardware clock is this many mins. west of GMT 46 #options NTP # NTP phase/frequency locked loop 47 48 #options KTRACE # system call tracing via ktrace(1) 49 50 #options SYSVSEM # System V-like semaphores 51 #options SYSVSHM # System V-like memory sharing 52 53 #options USERCONF # userconf(4) support 54 options PIPE_SOCKETPAIR # smaller, but slower pipe(2) 55 #options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel 56 no options EXEC_AOUT # we don't a.out support 57 58 # Diagnostic/debugging support options 59 #options DIAGNOSTIC # inexpensive kernel consistency checks 60 #options DEBUG # expensive debugging checks/support 61 #options DDB # in-kernel debugger 62 #options DDB_ONPANIC=1 # see also sysctl(7): `ddb.onpanic' 63 #options DDB_HISTORY_SIZE=512 # enable history editing in DDB 64 #options KGDB # remote debugger 65 #options KGDB_DEVNAME="\"com\"",KGDB_DEVADDR=0x3f8,KGDB_DEVRATE=9600 66 #makeoptions DEBUG="-g" # compile full symbol table 67 68 # Compatibility options 69 #options COMPAT_NOMID # NetBSD 0.8, 386BSD, and BSDI 70 #options COMPAT_09 # NetBSD 0.9, 71 #options COMPAT_10 # NetBSD 1.0, 72 #options COMPAT_11 # NetBSD 1.1, 73 #options COMPAT_12 # NetBSD 1.2 (and 386BSD and BSDI), 74 #options COMPAT_13 # NetBSD 1.3 (and 386BSD and BSDI), 75 #options COMPAT_14 # NetBSD 1.4, 76 #options COMPAT_15 # NetBSD 1.5, 77 #options COMPAT_16 # NetBSD 1.6, 78 #options COMPAT_20 # NetBSD 2.0, 79 #options COMPAT_30 # NetBSD 3.0, 80 #options COMPAT_40 # NetBSD 4.0, 81 #options COMPAT_50 # NetBSD 5.0, 82 #options COMPAT_60 # NetBSD 6.0, and 83 #options COMPAT_70 # NetBSD 7.0 binary compatibility. 84 #options COMPAT_43 # 4.3BSD, 386BSD, and BSDI compatibility. 85 #options COMPAT_386BSD_MBRPART # recognize old partition ID 86 #options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended. 87 88 #options COMPAT_SVR4 # binary compatibility with SVR4 89 #options COMPAT_IBCS2 # binary compatibility with SCO and ISC 90 #options COMPAT_LINUX # binary compatibility with Linux 91 #options COMPAT_FREEBSD # binary compatibility with FreeBSD 92 options COMPAT_BSDPTY # /dev/[pt]ty?? ptys. 93 94 # File systems 95 file-system FFS # UFS 96 #file-system EXT2FS # second extended file system (linux) 97 #file-system LFS # log-structured file system 98 #file-system MFS # memory file system 99 file-system NFS # Network File System client 100 file-system CD9660 # ISO 9660 + Rock Ridge file system 101 file-system MSDOSFS # MS-DOS file system 102 #file-system FDESC # /dev/fd 103 #file-system KERNFS # /kern 104 #file-system NULLFS # loopback file system 105 #file-system PROCFS # /proc 106 #file-system UMAPFS # NULLFS + uid and gid remapping 107 #file-system UNION # union file system 108 #file-system PTYFS # /dev/pts/N support 109 #file-system TMPFS # Efficient memory file-system 110 111 # Filesystem options 112 #options QUOTA # legacy UFS quotas 113 #options QUOTA2 # new, in-filesystem UFS quotas 114 #options NFSSERVER # Network File System server 115 options NFS_V2_ONLY # Exclude NFS3 code to save space 116 options FFS_NO_SNAPSHOT # No FFS snapshot support 117 #options EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and 118 # immutable) behave as system flags. 119 120 # Networking options 121 #options GATEWAY # packet forwarding 122 options INET # IP + ICMP + TCP + UDP 123 #options MROUTING # IP multicast routing 124 #options PIM # Protocol Independent Multicast 125 #options NETATALK # AppleTalk networking protocols 126 #options PPP_BSDCOMP # BSD-Compress compression support for PPP 127 #options PPP_DEFLATE # Deflate compression support for PPP 128 #options PPP_FILTER # Active filter support for PPP (requires bpf) 129 #options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 130 131 # These options enable verbose messages for several subsystems. 132 # Warning, these may compile large string tables into the kernel! 133 #options EISAVERBOSE # verbose EISA device autoconfig messages 134 #options PCIVERBOSE # verbose PCI device autoconfig messages 135 #options PCI_CONFIG_DUMP # verbosely dump PCI config space 136 #options PCMCIAVERBOSE # verbose PCMCIA configuration messages 137 #options SCSIVERBOSE # human readable SCSI error messages 138 139 # Squeeze... 140 options NVNODE=50 141 options NBUF=20 142 options BUFPAGES=20 143 144 # Kernel root file system and dump configuration. 145 config netbsd root on ? type ? 146 #config netbsd root on sd0a type ffs 147 #config netbsd root on ? type nfs 148 149 # 150 # wscons options 151 # 152 # builtin terminal emulations 153 #options WSEMUL_SUN # sun terminal emulation 154 options WSEMUL_VT100 # VT100 / VT220 emulation 155 # customization of console and kernel output - see dev/wscons/wsdisplayvar.h 156 #options WSDISPLAY_CUSTOM_OUTPUT # color customization from wsconsctl(8) 157 #options WS_DEFAULT_FG=WSCOL_WHITE 158 #options WS_DEFAULT_BG=WSCOL_BLACK 159 #options WS_DEFAULT_COLATTR="(0)" 160 #options WS_DEFAULT_MONOATTR="(0)" 161 options WS_KERNEL_FG=WSCOL_GREEN 162 #options WS_KERNEL_BG=WSCOL_BLACK 163 #options WS_KERNEL_COLATTR="" 164 #options WS_KERNEL_MONOATTR="" 165 # customization of console border color 166 #options WSDISPLAY_CUSTOM_BORDER # border customization from wsconsctl(8) 167 #options WSDISPLAY_BORDER_COLOR=WSCOL_BLUE # default color 168 # compatibility to other console drivers 169 options WSDISPLAY_COMPAT_PCVT # emulate some ioctls 170 options WSDISPLAY_COMPAT_SYSCONS # emulate some ioctls 171 options WSDISPLAY_COMPAT_USL # wsconscfg VT handling 172 options WSDISPLAY_COMPAT_RAWKBD # can get raw scancodes 173 # see dev/pckbport/wskbdmap_mfii.c for implemented layouts 174 #options PCKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for pckbd driver 175 #options UKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for ukbd driver 176 # allocate a number of virtual screens at autoconfiguration time 177 #options WSDISPLAY_DEFAULTSCREENS=4 178 # use a large software cursor that doesn't blink 179 options PCDISPLAY_SOFTCURSOR 180 181 # 182 # Device configuration 183 # 184 185 #apm0 at mainbus0 # Advanced power management 186 187 188 # Basic Bus Support 189 190 # PCI bus support 191 #pci* at mainbus? bus ? 192 #pci* at pchb? bus ? 193 #pci* at ppb? bus ? 194 195 # PCI bridges 196 #pchb* at pci? dev ? function ? # PCI-Host bridges 197 #pceb* at pci? dev ? function ? # PCI-EISA bridges 198 #pcib* at pci? dev ? function ? # PCI-ISA bridges 199 #ppb* at pci? dev ? function ? # PCI-PCI bridges 200 # XXX 'puc's aren't really bridges, but there's no better place for them here 201 #puc* at pci? dev ? function ? # PCI "universal" comm. cards 202 203 # As well as 5 and 7, avoid irq 4 and 3 because we do not probe com* here 204 options PCIC_ISA_INTR_ALLOC_MASK=0xff47 205 206 # PCMCIA bus support 207 pcmcia* at pcic? controller ? socket ? 208 #pcmcia* at tcic? controller ? socket ? 209 210 # ISA PCMCIA controllers 211 pcic0 at isa? port 0x3e0 iomem 0xd0000 iosiz 0x10000 212 pcic1 at isa? port 0x3e2 iomem 0xe0000 iosiz 0x4000 213 214 # EISA bus support 215 #eisa0 at mainbus? 216 #eisa0 at pceb? 217 218 # ISA bus support 219 isa0 at mainbus? 220 #isa0 at pceb? 221 #isa0 at pcib? 222 223 # ISA Plug-and-Play bus support 224 #isapnp0 at isa? 225 226 227 # Console Devices 228 229 # wscons 230 pckbc0 at isa? # PC keyboard controller 231 pckbd* at pckbc? # PC keyboard 232 pcdisplay0 at isa? # CGA, MDA, EGA, HGA 233 wsdisplay* at pcdisplay? console ? 234 wskbd* at pckbd? console ? 235 #wsmouse* at pms? mux 0 236 237 # Serial Devices 238 239 # PCI serial interfaces 240 #com* at puc? port ? # 16x50s on "universal" comm boards 241 #cy* at pci? dev ? function ? # Cyclades Cyclom-Y serial boards 242 243 # ISA Plug-and-Play serial interfaces 244 #com* at isapnp? # Modems and serial boards 245 246 # PCMCIA serial interfaces 247 #com* at pcmcia? function ? # Modems and serial cards 248 249 # ISA serial interfaces 250 #options COM_HAYESP # adds Hayes ESP serial board support 251 #com0 at isa? port 0x3f8 irq 4 # Standard PC serial ports 252 #com1 at isa? port 0x2f8 irq 3 253 #com2 at isa? port 0x3e8 irq 5 254 #com3 at isa? port 0x2e8 irq 9 255 #ast0 at isa? port 0x1a0 irq 5 # AST 4-port serial cards 256 #com* at ast? slave ? 257 #boca0 at isa? port 0x100 irq 5 # BOCA 8-port serial cards 258 #com* at boca? slave ? 259 #rtfps0 at isa? port 0x1230 irq 10 # RT 4-port serial cards 260 #com* at rtfps? slave ? 261 #cy0 at isa? iomem 0xd4000 irq 12 # Cyclades serial cards 262 263 264 # Parallel Printer Interfaces 265 266 # PCI parallel printer interfaces 267 #lpt* at puc? port ? # || ports on "universal" comm boards 268 269 # ISA parallel printer interfaces 270 #lpt0 at isa? port 0x378 irq 7 # standard PC parallel ports 271 #lpt1 at isa? port 0x278 272 #lpt2 at isa? port 0x3bc 273 274 # I2O devices 275 #iop* at pci? dev ? function ? # I/O processor 276 #iopsp* at iop? tid ? # SCSI/FC-AL ports 277 #ld* at iop? tid ? # block devices 278 #dpti* at iop? tid 0 # DPT/Adaptec control interface 279 280 # SCSI Controllers and Devices 281 282 # PCI SCSI controllers 283 #ahc* at pci? dev ? function ? # Adaptec [23]94x, aic78x0 SCSI 284 #bha* at pci? dev ? function ? # BusLogic 9xx SCSI 285 #dpt* at pci? dev ? function ? # DPT SmartCache/SmartRAID 286 #isp* at pci? dev ? function ? # Qlogic ISP [12]0x0 SCSI/FibreChannel 287 #mly* at pci? dev ? function ? # Mylex AcceleRAID and eXtremeRAID 288 #siop* at pci? dev ? function ? # NCR 53c8xx SCSI 289 290 # EISA SCSI controllers 291 #ahb* at eisa? slot ? # Adaptec 174[02] SCSI 292 #ahc* at eisa? slot ? # Adaptec 274x, aic7770 SCSI 293 #bha* at eisa? slot ? # BusLogic 7xx SCSI 294 #dpt* at eisa? slot ? # DPT SmartCache/SmartRAID 295 #uha* at eisa? slot ? # UltraStor 24f SCSI 296 297 # PCMCIA SCSI controllers 298 #aic* at pcmcia? function ? # Adaptec APA-1460 SCSI 299 300 # ISA Plug-and-Play SCSI controllers 301 #aic* at isapnp? # Adaptec AHA-1520B 302 303 # ISA SCSI controllers 304 #aha0 at isa? port 0x330 irq ? drq ? # Adaptec 154[02] SCSI 305 #aha1 at isa? port 0x334 irq ? drq ? 306 #ahc0 at isa? port ? irq ? # Adaptec 284x SCSI 307 #aic0 at isa? port 0x340 irq 11 # Adaptec 152[02] SCSI 308 #bha0 at isa? port 0x330 irq ? drq ? # BusLogic [457]4X SCSI 309 #bha1 at isa? port 0x334 irq ? drq ? 310 # The "nca" and "dpt" probes might give false hits or hang your machine. 311 #dpt0 at isa? port 0x170 irq ? drq ? # DPT SmartCache/SmartRAID 312 #nca0 at isa? port 0x360 irq 15 # Port-mapped NCR 53C80 controller 313 #nca1 at isa? iomem 0xd8000 irq 5 # Memory-mapped controller (T128, etc.) 314 #sea0 at isa? iomem 0xc8000 irq 5 # Seagate/Future Domain SCSI 315 #uha0 at isa? port 0x330 irq ? drq ? # UltraStor [13]4f SCSI 316 #uha1 at isa? port 0x340 irq ? drq ? 317 #wds0 at isa? port 0x350 irq 15 drq 6 # WD7000 and TMC-7000 controllers 318 #wds1 at isa? port 0x358 irq 11 drq 5 319 320 # SCSI bus support 321 #scsibus* at scsi? 322 323 # SCSI devices 324 #sd* at scsibus? target ? lun ? # SCSI disk drives 325 #st* at scsibus? target ? lun ? # SCSI tape drives 326 #cd* at scsibus? target ? lun ? # SCSI CD-ROM drives 327 #ch* at scsibus? target ? lun ? # SCSI autochangers 328 #ss* at scsibus? target ? lun ? # SCSI scanners 329 #uk* at scsibus? target ? lun ? # SCSI unknown 330 331 332 # RAID controllers and devices 333 #aac* at pci? dev ? function ? # Adaptec AAC family 334 #cac* at eisa? slot ? # Compaq EISA array controllers 335 #cac* at pci? dev ? function ? # Compaq PCI array controllers 336 #ciss* at pci? dev ? function ? # HP Smart Array controllers 337 #icp* at pci? dev ? function ? # ICP-Vortex GDT & Intel RAID 338 #mlx* at pci? dev ? function ? # Mylex DAC960 & DEC SWXCR family 339 #mlx* at eisa? slot ? # Mylex DAC960 & DEC SWXCR family 340 #twe* at pci? dev ? function ? # 3ware Escalade RAID controllers 341 342 #ld* at aac? unit ? # logical disk devices 343 #ld* at cac? unit ? 344 #ld* at icp? unit ? 345 #ld* at twe? unit ? 346 #ld* at mlx? unit ? 347 348 #icpsp* at icp? unit ? # SCSI pass-through 349 350 351 # IDE and related devices 352 353 # PCMCIA IDE controllers 354 wdc* at pcmcia? function ? 355 356 # ST506, ESDI, and ISA IDE controllers 357 # Use flags 0x01 if you want to try to use 32bits data I/O (the driver will 358 # fall back to 16bits I/O if 32bits I/O are not functional). 359 # Some controllers pass the initial 32bit test, but will fail later. 360 wdc0 at isa? port 0x1f0 irq 14 flags 0x00 361 wdc1 at isa? port 0x170 irq 15 flags 0x00 362 363 # ATA (IDE) bus support 364 atabus* at ata? 365 366 # IDE drives 367 wd* at atabus? drive ? # the drives themselves 368 369 # ATAPI bus support 370 atapibus* at atapi? 371 372 # ATAPI devices 373 cd* at atapibus? drive ? # ATAPI CD-ROM drives 374 #sd* at atapibus? drive ? # ATAPI disk drives 375 376 377 # Miscellaneous mass storage devices 378 379 # ISA floppy 380 fdc0 at isa? port 0x3f0 irq 6 drq 2 # standard PC floppy controllers 381 #fdc1 at isa? port 0x370 irq ? drq ? 382 fd* at fdc? drive ? # the drives themselves 383 # some machines need you to do this instead of fd* 384 #fd0 at fdc0 drive 0 385 386 # ISA CD-ROM devices 387 #mcd0 at isa? port 0x300 irq 10 # Mitsumi CD-ROM drives 388 389 # ISA tape devices 390 # note: the wt driver conflicts unpleasantly with ed devices at the 391 # same I/O address. The probe reprograms their EEPROMs. Don't 392 # uncomment it unless you are actually using it. 393 #wt0 at isa? port 0x308 irq 5 drq 1 # Archive and Wangtek QIC tape drives 394 395 396 # Network Interfaces 397 398 # PCI network interfaces 399 #en* at pci? dev ? function ? # ENI/Adaptec ATM 400 #ep* at pci? dev ? function ? # 3Com 3c59x/3c90x Ethernet 401 #fpa* at pci? dev ? function ? # DEC DEFPA FDDI 402 #fxp* at pci? dev ? function ? # Intel EtherExpress PRO 10+/100B 403 #le* at pci? dev ? function ? # PCnet-PCI Ethernet 404 #ne* at pci? dev ? function ? # NE2000-compatible Ethernet 405 #tl* at pci? dev ? function ? # ThunderLAN-based Ethernet 406 #tlp* at pci? dev ? function ? # DECchip 21x4x and clones 407 408 # EISA network interfaces 409 #ep* at eisa? slot ? # 3Com 3c579 Ethernet 410 #fea* at eisa? slot ? # DEC DEFEA FDDI 411 412 # ISA Plug-and-Play network interfaces 413 #ep* at isapnp? # 3Com 3c509 Ethernet 414 #ne* at isapnp? # NE2000-compatible Ethernet 415 416 # PCMCIA network interfaces 417 ep* at pcmcia? function ? # 3Com 3c589 and 3c562 Ethernet 418 mbe* at pcmcia? function ? # MB8696x based Ethernet 419 ne* at pcmcia? function ? # NE2000-compatible Ethernet 420 sm* at pcmcia? function ? # Megahertz Ethernet 421 422 # ISA network interfaces 423 ate0 at isa? port 0x2a0 irq ? # AT1700 424 ec0 at isa? port 0x250 iomem 0xd8000 irq 9 # 3Com 3c503 Ethernet 425 #eg0 at isa? port 0x280 irq 9 # 3c505 Ethernet cards 426 #el0 at isa? port 0x300 irq 9 # 3c501 Ethernet cards 427 ep0 at isa? port ? irq ? # 3c509 Ethernet cards 428 #ef0 at isa? port 0x360 iomem 0xd0000 irq 7 # 3c507 429 ai0 at isa? port 0x360 iomem 0xd0000 irq 7 # StarLAN 430 fmv0 at isa? port 0x2a0 irq ? # FMV-180 series 431 ix0 at isa? port 0x300 irq 10 # EtherExpress/16 432 iy0 at isa? port 0x360 irq ? # EtherExpress PRO 10 ISA 433 lc0 at isa? port 0x320 iomem ? irq ? # DEC EtherWORKS III (LEMAC) 434 #depca0 at isa? port 0x300 iomem 0xc8000 iosiz 0x8000 irq 5 # DEPCA 435 #le* at depca? 436 #nele0 at isa? port 0x320 irq 9 drq 7 # NE2100 437 #le* at nele? 438 #bicc0 at isa? port 0x320 irq 10 drq 7 # BICC IsoLan 439 #le* at bicc? 440 ne0 at isa? port 0x280 irq 9 # NE[12]000 Ethernet cards 441 ne1 at isa? port 0x300 irq 10 442 sm0 at isa? port 0x300 irq 10 # SMC91C9x Ethernet 443 we0 at isa? port 0x280 iomem 0xd0000 irq 9 # WD/SMC Ethernet 444 we1 at isa? port 0x300 iomem 0xcc000 irq 10 445 446 # MII bus support 447 #mii* at tl? 448 449 # MII PHY network interfaces 450 #tlphy* at mii? dev ? # ThunderLAN PHYs 451 #nsphy* at mii? dev ? # NS and compatible PHYs 452 #ukphy* at mii? phy ? # generic unknown PHYs 453 454 455 # Audio Devices 456 457 # ISA Plug-and-Play audio devices 458 #guspnp* at isapnp? # Gravis Ultra Sound PnP audio 459 #sb* at isapnp? # SoundBlaster-compatible audio 460 461 # ISA audio devices 462 #gus0 at isa? port 0x220 irq 7 drq 1 drq2 6 # Gravis Ultra Sound 463 #pas0 at isa? port 0x220 irq 7 drq 1 # ProAudio Spectrum 464 #sb0 at isa? port 0x220 irq 7 drq 1 drq2 5 # SoundBlaster 465 #wss0 at isa? port 0x530 irq 10 drq 0 drq2 1 # Windows Sound System 466 467 # Audio support 468 #audio* at audiobus? 469 470 # The spkr driver provides a simple tone interface to the built in speaker. 471 #spkr0 at pcppi? # PC speaker 472 473 474 # Joysticks 475 476 # ISA Plug-and-Play joysticks 477 #joy* at isapnp? # Game ports (usually on audio cards) 478 479 # ISA joysticks. Probe is a little strange; add only if you have one. 480 #joy0 at isa? port 0x201 481 482 483 # Miscellaneous Devices 484 485 # Planetconnect Satellite receiver driver. 486 #satlink0 at isa? port 0x300 drq 1 487 488 489 # Pull in optional local configuration 490 cinclude "arch/i386/conf/INSTALL.local" 491 492 493 # Pseudo-Devices 494 495 # disk/mass storage pseudo-devices 496 #pseudo-device ccd # concatenated/striped disk devices 497 #pseudo-device fss # file system snapshot device 498 pseudo-device md # memory disk device (ramdisk) 499 #pseudo-device vnd # disk-like interface to files 500 501 # network pseudo-devices 502 #pseudo-device bpfilter # Berkeley packet filter 503 #pseudo-device ipfilter # IP filter (firewall) and NAT 504 pseudo-device loop # network loopback 505 #pseudo-device ppp # Point-to-Point Protocol 506 #pseudo-device sl # Serial Line IP 507 #pseudo-device strip # Starmode Radio IP (Metricom) 508 #pseudo-device tun # network tunneling over tty 509 510 # miscellaneous pseudo-devices 511 pseudo-device pty # pseudo-terminals 512 options NO_DEV_PTM 513 #options RND_COM # use "com" randomness as well (BROKEN) 514
Indexes created Sun Oct 12 20:09:57 GMT 2025