1# $FreeBSD$ 2 3SYSDIR?=${SRCTOP}/sys 4.include "${SYSDIR}/conf/kern.opts.mk" 5 6SUBDIR_PARALLEL= 7 8# Modules that include binary-only blobs of microcode should be selectable by 9# MK_SOURCELESS_UCODE option (see below). 10 11.if defined(MODULES_OVERRIDE) && !defined(ALL_MODULES) 12SUBDIR=${MODULES_OVERRIDE} 13.else 14SUBDIR= \ 15 ${_3dfx} \ 16 ${_3dfx_linux} \ 17 ${_aac} \ 18 ${_aacraid} \ 19 accf_data \ 20 accf_dns \ 21 accf_http \ 22 acl_nfs4 \ 23 acl_posix1e \ 24 ${_acpi} \ 25 ae \ 26 ${_aesni} \ 27 age \ 28 ${_agp} \ 29 aha \ 30 ahci \ 31 ${_aic} \ 32 aic7xxx \ 33 alc \ 34 ale \ 35 alq \ 36 ${_amd_ecc_inject} \ 37 ${_amdsbwd} \ 38 ${_amdsmn} \ 39 ${_amdtemp} \ 40 amr \ 41 ${_an} \ 42 ${_aout} \ 43 ${_apm} \ 44 ${_arcmsr} \ 45 ${_arcnet} \ 46 ${_armv8crypto} \ 47 ${_asmc} \ 48 ata \ 49 ath \ 50 ath_dfs \ 51 ath_hal \ 52 ath_hal_ar5210 \ 53 ath_hal_ar5211 \ 54 ath_hal_ar5212 \ 55 ath_hal_ar5416 \ 56 ath_hal_ar9300 \ 57 ath_main \ 58 ath_rate \ 59 ath_pci \ 60 ${_autofs} \ 61 ${_auxio} \ 62 ${_bce} \ 63 ${_bcm283x_clkman} \ 64 ${_bcm283x_pwm} \ 65 bfe \ 66 bge \ 67 bhnd \ 68 ${_bxe} \ 69 ${_bios} \ 70 ${_bktr} \ 71 ${_bm} \ 72 bnxt \ 73 bridgestp \ 74 bwi \ 75 bwn \ 76 bwn_pci \ 77 ${_bytgpio} \ 78 cam \ 79 ${_cardbus} \ 80 ${_carp} \ 81 cas \ 82 ${_cbb} \ 83 cc \ 84 ${_ccp} \ 85 cd9660 \ 86 cd9660_iconv \ 87 ${_ce} \ 88 ${_cfi} \ 89 chacha20 \ 90 ${_chromebook_platform} \ 91 ${_ciss} \ 92 cloudabi \ 93 ${_cloudabi32} \ 94 ${_cloudabi64} \ 95 ${_cm} \ 96 ${_cmx} \ 97 ${_coff} \ 98 ${_coretemp} \ 99 ${_cp} \ 100 ${_cpsw} \ 101 ${_cpuctl} \ 102 ${_cpufreq} \ 103 ${_crypto} \ 104 ${_cryptodev} \ 105 ${_cs} \ 106 ${_ctau} \ 107 ctl \ 108 ${_cxgb} \ 109 ${_cxgbe} \ 110 dc \ 111 dcons \ 112 dcons_crom \ 113 de \ 114 ${_dpms} \ 115 ${_dpt} \ 116 ${_drm} \ 117 ${_drm2} \ 118 dummynet \ 119 ${_ed} \ 120 ${_efirt} \ 121 ${_em} \ 122 ${_ena} \ 123 ${_ep} \ 124 ${_epic} \ 125 esp \ 126 ${_et} \ 127 evdev \ 128 ${_ex} \ 129 ${_exca} \ 130 ext2fs \ 131 fdc \ 132 fdescfs \ 133 ${_fe} \ 134 ${_ffec} \ 135 filemon \ 136 firewire \ 137 firmware \ 138 fuse \ 139 ${_fxp} \ 140 gem \ 141 geom \ 142 ${_glxiic} \ 143 ${_glxsb} \ 144 gpio \ 145 hifn \ 146 hme \ 147 ${_hpt27xx} \ 148 ${_hptiop} \ 149 ${_hptmv} \ 150 ${_hptnr} \ 151 ${_hptrr} \ 152 hwpmc \ 153 ${_hwpmc_mips24k} \ 154 ${_hwpmc_mips74k} \ 155 ${_hyperv} \ 156 i2c \ 157 ${_ibcore} \ 158 ${_ibcs2} \ 159 ${_ichwd} \ 160 ${_ida} \ 161 if_bridge \ 162 if_disc \ 163 if_edsc \ 164 ${_if_enc} \ 165 if_epair \ 166 ${_if_gif} \ 167 ${_if_gre} \ 168 ${_if_me} \ 169 if_lagg \ 170 ${_if_ndis} \ 171 ${_if_stf} \ 172 if_tap \ 173 if_tun \ 174 if_vlan \ 175 if_vxlan \ 176 ${_iir} \ 177 imgact_binmisc \ 178 ${_intelspi} \ 179 ${_io} \ 180 ${_ioat} \ 181 ${_ipoib} \ 182 ${_ipdivert} \ 183 ${_ipfilter} \ 184 ${_ipfw} \ 185 ipfw_nat \ 186 ${_ipfw_nat64} \ 187 ${_ipfw_nptv6} \ 188 ${_ipfw_pmod} \ 189 ${_ipmi} \ 190 ip6_mroute_mod \ 191 ip_mroute_mod \ 192 ${_ips} \ 193 ${_ipsec} \ 194 ${_ipw} \ 195 ${_ipwfw} \ 196 ${_isci} \ 197 ${_iser} \ 198 isp \ 199 ${_ispfw} \ 200 ${_iwi} \ 201 ${_iwifw} \ 202 ${_iwm} \ 203 ${_iwmfw} \ 204 ${_iwn} \ 205 ${_iwnfw} \ 206 ${_ix} \ 207 ${_ixv} \ 208 ${_ixgb} \ 209 ${_ixl} \ 210 ${_ixlv} \ 211 jme \ 212 joy \ 213 kbdmux \ 214 kgssapi \ 215 kgssapi_krb5 \ 216 khelp \ 217 krpc \ 218 ksyms \ 219 le \ 220 lge \ 221 libalias \ 222 libiconv \ 223 libmchain \ 224 ${_linprocfs} \ 225 ${_linsysfs} \ 226 ${_linux} \ 227 ${_linux_common} \ 228 ${_linux64} \ 229 linuxkpi \ 230 ${_lio} \ 231 lmc \ 232 lpt \ 233 mac_biba \ 234 mac_bsdextended \ 235 mac_ifoff \ 236 mac_lomac \ 237 mac_mls \ 238 mac_none \ 239 mac_partition \ 240 mac_portacl \ 241 mac_seeotheruids \ 242 mac_stub \ 243 mac_test \ 244 malo \ 245 md \ 246 mdio \ 247 mem \ 248 mfi \ 249 mii \ 250 mlx \ 251 ${_mlx4} \ 252 ${_mlx4ib} \ 253 ${_mlx4en} \ 254 ${_mlx5} \ 255 ${_mlx5en} \ 256 ${_mlx5ib} \ 257 ${_mly} \ 258 mmc \ 259 mmcsd \ 260 mpr \ 261 mps \ 262 mpt \ 263 mqueue \ 264 mrsas \ 265 msdosfs \ 266 msdosfs_iconv \ 267 ${_mse} \ 268 msk \ 269 mvs \ 270 mwl \ 271 ${_mwlfw} \ 272 mxge \ 273 my \ 274 ${_nandfs} \ 275 ${_nandsim} \ 276 ${_ncr} \ 277 ${_nctgpio} \ 278 ${_ncv} \ 279 ${_ndis} \ 280 ${_netgraph} \ 281 ${_nfe} \ 282 nfscl \ 283 nfscommon \ 284 nfsd \ 285 nfslock \ 286 nfslockd \ 287 nfssvc \ 288 nge \ 289 nmdm \ 290 ${_nsp} \ 291 nullfs \ 292 ${_ntb} \ 293 ${_nvd} \ 294 ${_nvme} \ 295 ${_nvram} \ 296 ${_nxge} \ 297 oce \ 298 otus \ 299 ${_otusfw} \ 300 ow \ 301 ${_padlock} \ 302 ${_padlock_rng} \ 303 ${_pccard} \ 304 ${_pcfclock} \ 305 pcn \ 306 ${_pf} \ 307 ${_pflog} \ 308 ${_pfsync} \ 309 plip \ 310 ${_pms} \ 311 ppbus \ 312 ppc \ 313 ppi \ 314 pps \ 315 procfs \ 316 proto \ 317 pseudofs \ 318 ${_pst} \ 319 pty \ 320 puc \ 321 ${_qlxge} \ 322 ${_qlxgb} \ 323 ${_qlxgbe} \ 324 ${_qlnx} \ 325 ral \ 326 ${_ralfw} \ 327 ${_random_fortuna} \ 328 ${_random_yarrow} \ 329 ${_random_other} \ 330 rc4 \ 331 ${_rdma} \ 332 ${_rdrand_rng} \ 333 re \ 334 rl \ 335 rtwn \ 336 rtwn_pci \ 337 rtwn_usb \ 338 ${_rtwnfw} \ 339 ${_s3} \ 340 ${_safe} \ 341 ${_sbni} \ 342 scc \ 343 ${_scsi_low} \ 344 sdhci \ 345 ${_sdhci_acpi} \ 346 sdhci_pci \ 347 sem \ 348 send \ 349 ${_sf} \ 350 ${_sfxge} \ 351 sge \ 352 ${_sgx} \ 353 ${_sgx_linux} \ 354 siba_bwn \ 355 siftr \ 356 siis \ 357 sis \ 358 sk \ 359 smbfs \ 360 sn \ 361 snp \ 362 sound \ 363 ${_speaker} \ 364 spigen \ 365 ${_splash} \ 366 ${_sppp} \ 367 ste \ 368 ${_stg} \ 369 stge \ 370 ${_sym} \ 371 ${_syscons} \ 372 sysvipc \ 373 tcp \ 374 ${_ti} \ 375 tl \ 376 tmpfs \ 377 ${_toecore} \ 378 ${_tpm} \ 379 trm \ 380 ${_twa} \ 381 twe \ 382 tws \ 383 tx \ 384 ${_txp} \ 385 uart \ 386 ubsec \ 387 udf \ 388 udf_iconv \ 389 ufs \ 390 uinput \ 391 unionfs \ 392 usb \ 393 ${_vesa} \ 394 ${_virtio} \ 395 vge \ 396 ${_viawd} \ 397 videomode \ 398 vkbd \ 399 ${_vmm} \ 400 ${_vmware} \ 401 ${_vpo} \ 402 vr \ 403 vte \ 404 vx \ 405 ${_vxge} \ 406 wb \ 407 ${_wbwd} \ 408 ${_wi} \ 409 wlan \ 410 wlan_acl \ 411 wlan_amrr \ 412 wlan_ccmp \ 413 wlan_rssadapt \ 414 wlan_tkip \ 415 wlan_wep \ 416 wlan_xauth \ 417 ${_wpi} \ 418 ${_wpifw} \ 419 ${_x86bios} \ 420 ${_xe} \ 421 xl \ 422 zlib 423 424.if ${MK_AUTOFS} != "no" || defined(ALL_MODULES) 425_autofs= autofs 426.endif 427 428.if ${MK_CDDL} != "no" || defined(ALL_MODULES) 429.if (${MACHINE_CPUARCH} != "arm" || ${MACHINE_ARCH:Marmv[67]*} != "") && \ 430 ${MACHINE_CPUARCH} != "mips" && \ 431 ${MACHINE_CPUARCH} != "sparc64" 432SUBDIR+= dtrace 433.endif 434SUBDIR+= opensolaris 435.endif 436 437.if ${MK_CRYPT} != "no" || defined(ALL_MODULES) 438.if exists(${SRCTOP}/sys/opencrypto) 439_crypto= crypto 440_cryptodev= cryptodev 441_random_fortuna=random_fortuna 442_random_yarrow= random_yarrow 443_random_other= random_other 444.endif 445.endif 446 447.if ${MK_CUSE} != "no" || defined(ALL_MODULES) 448SUBDIR+= cuse 449.endif 450 451.if (${MK_INET_SUPPORT} != "no" || ${MK_INET6_SUPPORT} != "no") || \ 452 defined(ALL_MODULES) 453_carp= carp 454_toecore= toecore 455_if_enc= if_enc 456_if_gif= if_gif 457_if_gre= if_gre 458_ipfw_pmod= ipfw_pmod 459.if ${MK_IPSEC_SUPPORT} != "no" 460_ipsec= ipsec 461.endif 462.endif 463 464.if (${MK_INET_SUPPORT} != "no" && ${MK_INET6_SUPPORT} != "no") || \ 465 defined(ALL_MODULES) 466_if_stf= if_stf 467.endif 468 469.if ${MK_INET_SUPPORT} != "no" || defined(ALL_MODULES) 470_if_me= if_me 471_ipdivert= ipdivert 472_ipfw= ipfw 473.if ${MK_INET6_SUPPORT} != "no" || defined(ALL_MODULES) 474_ipfw_nat64= ipfw_nat64 475.endif 476.endif 477 478.if ${MK_INET6_SUPPORT} != "no" || defined(ALL_MODULES) 479_ipfw_nptv6= ipfw_nptv6 480.endif 481 482.if ${MK_IPFILTER} != "no" || defined(ALL_MODULES) 483_ipfilter= ipfilter 484.endif 485 486.if ${MK_ISCSI} != "no" || defined(ALL_MODULES) 487SUBDIR+= cfiscsi 488SUBDIR+= iscsi 489SUBDIR+= iscsi_initiator 490.endif 491 492.if ${MK_NAND} != "no" || defined(ALL_MODULES) 493_nandfs= nandfs 494_nandsim= nandsim 495.endif 496 497.if ${MK_NETGRAPH} != "no" || defined(ALL_MODULES) 498_netgraph= netgraph 499.endif 500 501.if (${MK_PF} != "no" && (${MK_INET_SUPPORT} != "no" || \ 502 ${MK_INET6_SUPPORT} != "no")) || defined(ALL_MODULES) 503_pf= pf 504_pflog= pflog 505.if ${MK_INET_SUPPORT} != "no" 506_pfsync= pfsync 507.endif 508.endif 509 510.if ${MK_SOURCELESS_UCODE} != "no" 511_bce= bce 512_fxp= fxp 513_ispfw= ispfw 514_sf= sf 515_ti= ti 516_txp= txp 517 518.if ${MACHINE_CPUARCH} != "mips" 519_mwlfw= mwlfw 520_otusfw= otusfw 521_ralfw= ralfw 522_rtwnfw= rtwnfw 523.endif 524.endif 525 526.if ${MK_SOURCELESS_UCODE} != "no" && ${MACHINE_CPUARCH} != "arm" && \ 527 ${MACHINE_CPUARCH} != "mips" && \ 528 ${MACHINE_ARCH} != "powerpc" && ${MACHINE_ARCH} != "powerpcspe" && \ 529 ${MACHINE_CPUARCH} != "riscv" 530_cxgbe= cxgbe 531.endif 532 533.if ${MK_TESTS} != "no" || defined(ALL_MODULES) 534SUBDIR+= tests 535.endif 536 537.if ${MK_ZFS} != "no" || defined(ALL_MODULES) 538SUBDIR+= zfs 539.endif 540 541.if (${MACHINE_CPUARCH} == "mips" && ${MACHINE_ARCH:Mmips64} == "") 542_hwpmc_mips24k= hwpmc_mips24k 543_hwpmc_mips74k= hwpmc_mips74k 544.endif 545 546.if ${MACHINE_CPUARCH} != "aarch64" && ${MACHINE_CPUARCH} != "arm" && \ 547 ${MACHINE_CPUARCH} != "mips" && ${MACHINE_CPUARCH} != "powerpc" && \ 548 ${MACHINE_CPUARCH} != "riscv" 549_syscons= syscons 550_vpo= vpo 551.endif 552 553.if ${MACHINE_CPUARCH} != "mips" 554# no BUS_SPACE_UNSPECIFIED 555# No barrier instruction support (specific to this driver) 556_sym= sym 557# intr_disable() is a macro, causes problems 558.if ${MK_SOURCELESS_UCODE} != "no" 559_cxgb= cxgb 560.endif 561.endif 562 563.if ${MACHINE_CPUARCH} == "aarch64" 564_armv8crypto= armv8crypto 565_efirt= efirt 566_em= em 567.endif 568 569.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" 570_agp= agp 571_an= an 572_aout= aout 573_bios= bios 574_bktr= bktr 575.if ${MK_SOURCELESS_UCODE} != "no" 576_bxe= bxe 577.endif 578_cardbus= cardbus 579_cbb= cbb 580_cpuctl= cpuctl 581_cpufreq= cpufreq 582_cs= cs 583_dpms= dpms 584_drm= drm 585_drm2= drm2 586_ed= ed 587_em= em 588_ena= ena 589_ep= ep 590_et= et 591_exca= exca 592_fe= fe 593.if ${MK_OFED} != "no" || defined(ALL_MODULES) 594_ibcore= ibcore 595.endif 596_if_ndis= if_ndis 597_io= io 598.if ${MK_OFED} != "no" || defined(ALL_MODULES) 599_ipoib= ipoib 600_iser= iser 601.endif 602_ix= ix 603_ixv= ixv 604_linprocfs= linprocfs 605_linsysfs= linsysfs 606_linux= linux 607.if ${MK_SOURCELESS_UCODE} != "no" 608_lio= lio 609.endif 610_nctgpio= nctgpio 611_ndis= ndis 612_pccard= pccard 613.if ${MK_OFED} != "no" || defined(ALL_MODULES) 614_rdma= rdma 615.endif 616_safe= safe 617_scsi_low= scsi_low 618_speaker= speaker 619_splash= splash 620_sppp= sppp 621_vmware= vmware 622_vxge= vxge 623_wbwd= wbwd 624_wi= wi 625_xe= xe 626 627_aac= aac 628_aacraid= aacraid 629_acpi= acpi 630.if ${MK_CRYPT} != "no" || defined(ALL_MODULES) 631_aesni= aesni 632.endif 633_amd_ecc_inject=amd_ecc_inject 634_amdsbwd= amdsbwd 635_amdsmn= amdsmn 636_amdtemp= amdtemp 637_arcmsr= arcmsr 638_asmc= asmc 639_bytgpio= bytgpio 640_ciss= ciss 641_chromebook_platform= chromebook_platform 642_cmx= cmx 643_coretemp= coretemp 644.if ${MK_SOURCELESS_HOST} != "no" 645_hpt27xx= hpt27xx 646.endif 647_hptiop= hptiop 648.if ${MK_SOURCELESS_HOST} != "no" 649_hptmv= hptmv 650_hptnr= hptnr 651_hptrr= hptrr 652.endif 653_hyperv= hyperv 654_ichwd= ichwd 655_ida= ida 656_iir= iir 657_intelspi= intelspi 658_ipmi= ipmi 659_ips= ips 660_isci= isci 661_ipw= ipw 662_iwi= iwi 663_iwm= iwm 664_iwn= iwn 665_ixgb= ixgb 666.if ${MK_SOURCELESS_UCODE} != "no" 667_ipwfw= ipwfw 668_iwifw= iwifw 669_iwmfw= iwmfw 670_iwnfw= iwnfw 671.endif 672_mlx4= mlx4 673_mlx5= mlx5 674.if (${MK_INET_SUPPORT} != "no" && ${MK_INET6_SUPPORT} != "no") || \ 675 defined(ALL_MODULES) 676_mlx4en= mlx4en 677_mlx5en= mlx5en 678.endif 679.if ${MK_OFED} != "no" || defined(ALL_MODULES) 680_mlx4ib= mlx4ib 681_mlx5ib= mlx5ib 682.endif 683_mly= mly 684_nfe= nfe 685_nvd= nvd 686_nvme= nvme 687_nvram= nvram 688_nxge= nxge 689.if ${MK_CRYPT} != "no" || defined(ALL_MODULES) 690_padlock= padlock 691_padlock_rng= padlock_rng 692_rdrand_rng= rdrand_rng 693.endif 694_s3= s3 695_sdhci_acpi= sdhci_acpi 696_tpm= tpm 697_twa= twa 698_vesa= vesa 699_viawd= viawd 700_virtio= virtio 701_wpi= wpi 702.if ${MK_SOURCELESS_UCODE} != "no" 703_wpifw= wpifw 704.endif 705_x86bios= x86bios 706.endif 707 708.if ${MACHINE_CPUARCH} == "amd64" 709_ccp= ccp 710_efirt= efirt 711_ioat= ioat 712_ixl= ixl 713_ixlv= ixlv 714_linux64= linux64 715_linux_common= linux_common 716_ntb= ntb 717_pms= pms 718_qlxge= qlxge 719_qlxgb= qlxgb 720.if ${MK_SOURCELESS_UCODE} != "no" 721_qlxgbe= qlxgbe 722_qlnx= qlnx 723.endif 724_sfxge= sfxge 725_sgx= sgx 726_sgx_linux= sgx_linux 727 728.if ${MK_BHYVE} != "no" || defined(ALL_MODULES) 729_vmm= vmm 730.endif 731.endif 732 733.if ${MACHINE_CPUARCH} == "i386" 734# XXX some of these can move to the general case when de-i386'ed 735# XXX some of these can move now, but are untested on other architectures. 736_3dfx= 3dfx 737_3dfx_linux= 3dfx_linux 738_aic= aic 739_apm= apm 740_arcnet= arcnet 741.if ${MK_SOURCELESS_UCODE} != "no" 742_ce= ce 743.endif 744_coff= coff 745.if ${MK_SOURCELESS_UCODE} != "no" 746_cp= cp 747.endif 748_glxiic= glxiic 749_glxsb= glxsb 750#_ibcs2= ibcs2 751_mse= mse 752_ncr= ncr 753_ncv= ncv 754_nsp= nsp 755_pcfclock= pcfclock 756_pst= pst 757_sbni= sbni 758_stg= stg 759_cm= cm 760.if ${MK_SOURCELESS_UCODE} != "no" 761_ctau= ctau 762.endif 763_dpt= dpt 764_ex= ex 765.endif 766 767.if ${MACHINE_CPUARCH} == "arm" 768_cfi= cfi 769_cpsw= cpsw 770.endif 771 772.if ${MACHINE_CPUARCH} == "powerpc" 773_agp= agp 774_an= an 775_bm= bm 776_cardbus= cardbus 777_cbb= cbb 778_cfi= cfi 779_cpufreq= cpufreq 780_drm= drm 781_exca= exca 782_ffec= ffec 783_pccard= pccard 784_wi= wi 785.endif 786 787.if ${MACHINE_ARCH} == "powerpc64" 788_drm2= drm2 789.endif 790.if ${MACHINE_ARCH} == "powerpc64" || ${MACHINE_ARCH} == "powerpc" 791# Don't build powermac_nvram for powerpcspe, it's never supported. 792_nvram= powermac_nvram 793.endif 794 795.if ${MACHINE_CPUARCH} == "sparc64" 796_auxio= auxio 797_em= em 798_epic= epic 799.endif 800 801.if (${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "amd64" || \ 802 ${MACHINE_ARCH:Marmv[67]*} != "" || ${MACHINE_CPUARCH} == "i386") 803_cloudabi32= cloudabi32 804.endif 805.if ${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "amd64" 806_cloudabi64= cloudabi64 807.endif 808 809.endif 810 811.if ${MACHINE_ARCH:Marmv[67]*} != "" || ${MACHINE_CPUARCH} == "aarch64" 812_bcm283x_clkman= bcm283x_clkman 813_bcm283x_pwm= bcm283x_pwm 814.endif 815 816.if ${MACHINE_ARCH:Marmv[67]*} != "" 817_ffec= ffec 818.endif 819 820SUBDIR+=${MODULES_EXTRA} 821 822.for reject in ${WITHOUT_MODULES} 823SUBDIR:= ${SUBDIR:N${reject}} 824.endfor 825 826# Calling kldxref(8) for each module is expensive. 827.if !defined(NO_XREF) 828.MAKEFLAGS+= -DNO_XREF 829afterinstall: .PHONY 830 @if type kldxref >/dev/null 2>&1; then \ 831 ${ECHO} kldxref ${DESTDIR}${KMODDIR}; \ 832 kldxref ${DESTDIR}${KMODDIR}; \ 833 fi 834.endif 835 836.include "${SYSDIR}/conf/config.mk" 837 838SUBDIR:= ${SUBDIR:u:O} 839 840.include <bsd.subdir.mk> 841