Date: Wed, 24 Aug 2016 10:30:40 -0700 From: Adrian Chadd <adrian.chadd@gmail.com> To: Mori Hiroki <yamori813@yahoo.co.jp> Cc: "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org> Subject: Re: kernel using gcc-5.3 fails to boot right Message-ID: <CAJ-Vmom-EUnRy2Owgwe1_V-F523KXy1c6nmzVewpa5rtSvO1PQ@mail.gmail.com> In-Reply-To: <715256.26756.qm@web101708.mail.ssk.yahoo.co.jp> References: <CAJ-VmomVS_fmYo2pvTm85x9tqfRnbcggWW9NLa28BJpfjaFozg@mail.gmail.com> <715256.26756.qm@web101708.mail.ssk.yahoo.co.jp>
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On 24 August 2016 at 04:53, Mori Hiroki <yamori813@yahoo.co.jp> wrote: > Hi > > I have question that is why don't use clang ? clang/mips32 is still coming along. :) Hopefully gcc-5.3 (and gcc-6) can generate mips16 code that isn't broken? -adrian > > I think 4k is use gcc 4.2 continue and 24k and > 74k to change to clang because of FreeBSD other > arch move it. > > I want use MIPS16 instruction because it make > small binary. Current build is almost 4Mbyte. > If use MIPS16 instruction we get more space > at 4M flash. But gcc 4.2 and binutil not correctsupport > . I hope clang support correct MIPS16 > instruction. > > Hiroki Mori > > > ----- Original Message ----- >> From: Adrian Chadd <adrian@freebsd.org> >> To: "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org> >> Cc: >> Date: 2016/8/15, Mon 14:21 >> Subject: kernel using gcc-5.3 fails to boot right >> >> hiya, >> >> A freebsd-head kernel compiled with gcc-5.3 for a mips32 kernel (eg >> TL-WDR3600, mips74k) doesn't seem to work right. >> >> eg, loading a bunch of kernel modules at startup leads to a hang in kmem_arena: >> >> kldload: can't load random: No such file or directory >> .. ipfw >> ipfw2 initialized, divert loadable, nat loadable, default to deny, >> logging disabled >> load: 1.79 cmd: kldload 56 [kmem arena] 8.90r 0.00u 0.03s 0% 1708k >> ... >> load: 1.67 cmd: kldload 56 [kmem arena] 19.99r 0.00u 0.03s 0% 1708k >> >> .. however, there's definitely enough space in the arena in question: >> >> db> show vmem 0x80593bc0 >> vmem 0x80593bc0 'kmem arena' >> quantum: 4096 >> size: 41730048 >> inuse: 1523712 >> free: 40206336 >> busy tags: 37 >> free tags: 4 >> inuse size free size >> 8192 9 73728 0 0 >> 12288 4 49152 0 0 >> 16384 9 147456 0 0 >> 20480 1 20480 0 0 >> 28672 1 28672 0 0 >> 32768 1 32768 0 0 >> 40960 1 40960 0 0 >> 45056 1 45056 0 0 >> 49152 4 196608 0 0 >> 65536 1 65536 0 0 >> 131072 5 823296 0 0 >> 33554432 0 0 1 40206336 >> >> .. so, I'm not sure yet what's going on, but something fishy is >> definitely going on. >> >> Any ideas? >> >> I'd like to flip on building/running freebsd-wifi mips32/mips64 images >> 100% using external gcc toolchain, and this worked fine with the >> gcc-4.9 toolchain. :( >> >> (On the plus side, userland seems to be okay when compiled with gcc-5.3.) >> >> >> >> -adrian >> _______________________________________________ >> freebsd-mips@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-mips >> To unsubscribe, send any mail to >> "freebsd-mips-unsubscribe@freebsd.org" >> > _______________________________________________ > freebsd-mips@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-mips > To unsubscribe, send any mail to "freebsd-mips-unsubscribe@freebsd.org"
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