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Date:      Mon, 26 Jul 2010 13:09:20 +0300
From:      Alexandr Rybalko <ray@dlink.ua>
To:        "M. Warner Losh" <imp@bsdimp.com>
Cc:        alc@cs.rice.edu, mips@freebsd.org
Subject:   Re: svn commit: r210460 - head/sys/mips/include
Message-ID:  <20100726130920.faeafa58.ray@dlink.ua>
In-Reply-To: <20100725.052629.160100930644600654.imp@bsdimp.com>
References:  <201007250419.o6P4J50q033283@svn.freebsd.org> <4C4BC213.5060001@cs.rice.edu> <AANLkTik%2BBV6u6fNVX8Ntb-G1yF=vEDh6VqB7Xcb5VtD-@mail.gmail.com> <20100725.052629.160100930644600654.imp@bsdimp.com>

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On Sun, 25 Jul 2010 05:26:29 -0600 (MDT)
"M. Warner Losh" <imp@bsdimp.com> wrote:

>> In message: <AANLkTik+BV6u6fNVX8Ntb-G1yF=vEDh6VqB7Xcb5VtD-@mail.gmail.com>
>>             "Jayachandran C." <c.jayachandran@gmail.com> writes:
>> : On Sun, Jul 25, 2010 at 10:18 AM, Alan Cox <alc@cs.rice.edu> wrote:
>> : > Warner Losh wrote:
>> : >>
>> : >> Author: imp
>> : >> Date: Sun Jul 25 04:19:05 2010
>> : >> New Revision: 210460
>> : >> URL: http://svn.freebsd.org/changeset/base/210460
>> : >>
>> : >> Log:
>> : >>  Get N64 building by defining VM_FREELIST_DIRECT to be
>> : >>  VM_FREELIST_DEFAULT.  I believe this is correct, since KX is set in
>> : >>  n64, and thus all RAM can be direct mapped.
>> : 
>> : Thanks, this is something I missed in my MIPS page table changes.
>> : 
>> : >
>> : > Yes, it is.
>> : 
>> : In MIPS 64bit, whole physical memory is direct mapped thru a XKPHYS
>> : region. We can use vm_page_alloc() for pmap_alloc_pte_page() and
>> : VM_WAIT for pmap_grow_pte_page_cache(), is this something we should
>> : consider?
>> 
>> Likely.  Any idea what kind of performance difference this would buy
>> us?
>> 
>> Warner
>> 
>> 
>> _______________________________________________
>> freebsd-mips@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-mips
>> To unsubscribe, send any mail to "freebsd-mips-unsubscribe@freebsd.org"

Hi,

Today I try to make MIPS kernel, and get this error:

cc -c -O2 -pipe -fno-strict-aliasing -march=mips32 -std=c99  -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes
-Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -Wundef -Wno-pointer-sign -fformat-extensions -nostdinc  -I.
-I/usr/1/MIPS_FreeBSD/HEAD/head/sys -I/usr/1/MIPS_FreeBSD/HEAD/head/sys/contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS
-include opt_global.h -fno-common -finline-limit=768 --param inline-unit-growth=1000 --param large-function-growth=100000  -EL
-fno-pic -mno-abicalls -G0 -EL -march=mips32 -msoft-float -ffreestanding
-Werror  /usr/1/MIPS_FreeBSD/HEAD/head/sys/mips/mips/pmap.c cc1: warnings being treated as
errors /usr/1/MIPS_FreeBSD/HEAD/head/sys/mips/mips/pmap.c: In function
'pmap_grow_pte_page_cache': /usr/1/MIPS_FreeBSD/HEAD/head/sys/mips/mips/pmap.c:941: warning: implicit declaration of function
'vm_contig_grow_cache' /usr/1/MIPS_FreeBSD/HEAD/head/sys/mips/mips/pmap.c:941: warning: nested extern declaration of
'vm_contig_grow_cache' *** Error code 1

Where is vm_contig_grow_cache(3, 0, MIPS_KSEG0_LARGEST_PHYS) defined?

I found vm_contig_grow_cache in sys/vm/vm_contig.c, but they wont only one argument.


WBW
-- 
Alexandr Rybalko <ray@dlink.ua> 
aka Alex RAY <ray@ddteam.net>



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