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To: c.jayachandran@gmail.com
From: "M. Warner Losh" <imp@bsdimp.com>
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Cc: PMahan@adaranet.com, freebsd-mips@FreeBSD.org
Subject: Re: Is the MIPS kernel buildable from HEAD?
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In message: <AANLkTiksN7YT9aTJdEXw-bADi7RXK6BEpgBbrHiR_bdj@mail.gmail.c=
om>
            "Jayachandran C." <c.jayachandran@gmail.com> writes:
: On Thu, Aug 26, 2010 at 10:59 AM, M. Warner Losh <imp@bsdimp.com> wro=
te:
: > In message: <AANLkTi=3DFZrdjE0KoUHvOiB9hyz5ZDWepS9743ghAw9SU@mail.g=
mail.com>
: > =A0 =A0 =A0 =A0 =A0 =A0"Jayachandran C." <c.jayachandran@gmail.com>=
 writes:
: > : On Thu, Aug 26, 2010 at 2:43 AM, M. Warner Losh <imp@bsdimp.com> =
wrote:
: > : > In message: <32AB5C9615CC494997D9ABB1DB12783C024C875590@SJ-EXCH=
-1.adaranet.com>
: > : > =A0 =A0 =A0 =A0 =A0 =A0Patrick Mahan <PMahan@adaranet.com> writ=
es:
: > : > : Is it possible to build the MIPS kernel from HEAD? =A0Or is t=
he
: > : > : current development still external to the HEAD branch?
: > : >
: > : > Yes. =A0The tip of head is where the mips action is these days.=
 =A0There
: > : > is no external development branch.
: > : >
: > : > There is one issue, however. =A0If you are building for one of =
the
: > : > 64-bit processors a 64-bit kernel, then the required userland w=
on't
: > : > build. =A0There's still issues that need to be sorted out...
: > :
: > : The 64-bit userland builds for me with =A0-DWITHOUT_CDDL -DWITHOU=
T_USB
: > : -DWITHOUT_BLUETOOTH =A0-DWITHOUT_RESCUE - are you referring to th=
ese, or
: > : are there other issues?
: >
: > I can do a buildworld now without any of these flags. =A0I don't kn=
ow
: > what the bluetooth issue is/was, but it doesn't kill the build. =A0=
I
: =

: If I remember correctly, one of those uses ld to convert a binary blo=
b
: to a object file, and that failed because the generated object was no=
t
: of the correct abi. I had thought it it be a toolchain/bfd issue, but=

: did not dig further.

Yes.  that's right.  It generates the wrong ABI.

Warner