The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/conf/config.mk

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
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    1 # $FreeBSD$
    2 #
    3 # Common code to marry kernel config(8) goo and module building goo.
    4 #
    5 
    6 # Generate options files that otherwise would be built
    7 # in substantially similar ways through the tree. Move
    8 # the code here when they all produce identical results
    9 # (or should)
   10 .if !defined(KERNBUILDDIR)
   11 opt_global.h:
   12         touch ${.TARGET}
   13         @echo "#define SMP 1" >> ${.TARGET}
   14         @echo "#define MAC 1" >> ${.TARGET}
   15         @echo "#define VIMAGE 1" >> ${.TARGET}
   16 # Note: Define 'options' in DEFAULTS to 1. For simplicity, no check if the
   17 # option is in opt_global.h. Nearly all the options in DEFAUlTS today are in
   18 # opt_global.h with GEOM_* being the main exceptions. Move any options from
   19 # GENERIC or std.* files to DEFAULTS to get this treatment for untied builds.
   20         @awk '$$1 == "options" && $$2 !~ "GEOM_" { print "#define ", $$2, " 1"; }' \
   21                 < ${SYSDIR}/${MACHINE}/conf/DEFAULTS \
   22                 >>  ${.TARGET}
   23 .if ${MK_BHYVE_SNAPSHOT} != "no"
   24 opt_bhyve_snapshot.h:
   25         @echo "#define BHYVE_SNAPSHOT 1" > ${.TARGET}
   26 .endif
   27 opt_bpf.h:
   28         echo "#define DEV_BPF 1" > ${.TARGET}
   29 .if ${MK_INET_SUPPORT} != "no"
   30 opt_inet.h:
   31         @echo "#define INET 1" > ${.TARGET}
   32         @echo "#define TCP_OFFLOAD 1" >> ${.TARGET}
   33 .endif
   34 .if ${MK_INET6_SUPPORT} != "no"
   35 opt_inet6.h:
   36         @echo "#define INET6 1" > ${.TARGET}
   37 .endif
   38 .if ${MK_IPSEC_SUPPORT} != "no"
   39 opt_ipsec.h:
   40         @echo "#define IPSEC_SUPPORT 1" > ${.TARGET}
   41 .endif
   42 .if ${MK_RATELIMIT} != "no"
   43 opt_ratelimit.h:
   44         @echo "#define RATELIMIT 1" > ${.TARGET}
   45 .endif
   46 opt_mrouting.h:
   47         @echo "#define MROUTING 1" > ${.TARGET}
   48 .if ${MK_FDT} != "no"
   49 opt_platform.h:
   50         @echo "#define FDT 1" > ${.TARGET}
   51 .endif
   52 opt_printf.h:
   53         echo "#define PRINTF_BUFR_SIZE 128" > ${.TARGET}
   54 opt_scsi.h:
   55         echo "#define SCSI_DELAY 15000" > ${.TARGET}
   56 .if ${MK_SCTP_SUPPORT} != "no"
   57 opt_sctp.h:
   58         @echo "#define SCTP_SUPPORT 1" > ${.TARGET}
   59 .endif
   60 opt_wlan.h:
   61         echo "#define IEEE80211_DEBUG 1" > ${.TARGET}
   62         echo "#define IEEE80211_SUPPORT_MESH 1" >> ${.TARGET}
   63 KERN_OPTS.i386=NEW_PCIB DEV_PCI
   64 KERN_OPTS.amd64=NEW_PCIB DEV_PCI
   65 KERN_OPTS.powerpc=NEW_PCIB DEV_PCI
   66 KERN_OPTS=MROUTING IEEE80211_DEBUG \
   67         IEEE80211_SUPPORT_MESH DEV_BPF \
   68         ${KERN_OPTS.${MACHINE}} ${KERN_OPTS_EXTRA}
   69 .if ${MK_BHYVE_SNAPSHOT} != "no"
   70 KERN_OPTS+= BHYVE_SNAPSHOT
   71 .endif
   72 .if ${MK_INET_SUPPORT} != "no"
   73 KERN_OPTS+= INET TCP_OFFLOAD
   74 .endif
   75 .if ${MK_INET6_SUPPORT} != "no"
   76 KERN_OPTS+= INET6
   77 .endif
   78 .if ${MK_IPSEC_SUPPORT} != "no"
   79 KERN_OPTS+= IPSEC_SUPPORT
   80 .endif
   81 .if ${MK_SCTP_SUPPORT} != "no"
   82 KERN_OPTS+= SCTP_SUPPORT
   83 .endif
   84 .elif !defined(KERN_OPTS)
   85 # Add all the options that are mentioned in any opt_*.h file when we
   86 # have a kernel build directory to pull them from.
   87 KERN_OPTS!=cat ${KERNBUILDDIR}/opt*.h | awk '{print $$2;}' | sort -u
   88 .export KERN_OPTS
   89 .endif
   90 
   91 .if !defined(NO_MODULES) && !defined(__MPATH) && !make(install) && \
   92     (empty(.MAKEFLAGS:M-V) || defined(NO_SKIP_MPATH))
   93 __MPATH!=find ${SYSDIR:tA}/ -name \*_if.m
   94 .export __MPATH
   95 .endif

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