On Fri, Mar 19, 2010 at 05:28:06PM +0100, Ivan Voras wrote:
On 19 March 2010 17:22, Valentin Nechayev ne...@netch.kiev.ua wrote:
Fri, Mar 19, 2010 at 17:13:00, ivoras wrote about Re: I486_CPU and
I586_CPU removed from GENERIC kernel [was Re: svn commit: r205307 -
head/sys/i386/conf
On Sat, Mar 20, 2010 at 01:27:24AM +1100, Bruce Evans wrote:
No, this is wrong. Revert this. We do _not_ unconditionally use SSE in the
kernel. GENERIC should run just fine on a 486. If it doesn't, that should
be
fixed, but I have not seen any reports to the contrary.
Indeed. This
On Thu, Mar 18, 2010 at 6:16 PM, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point pretending
that we support I486
Julian Elischer wrote:
CPU: Geode(TM) Integrated Processor by AMD PCS (499.91-MHz 586-class CPU)
Origin = AuthenticAMD Id = 0x5a2 Stepping = 2
Features=0x88a93dFPU,DE,PSE,TSC,MSR,CX8,SEP,PGE,CMOV,CLFLUSH,MMX
AMD Features=0xc040MMX+,3DNow!+,3DNow!
real memory = 536870912 (512 MB)
On Thursday 18 March 2010 9:16:53 pm Xin LI wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point pretending
that we support I486 and I586 CPUs
In message 201003190759.56385@freebsd.org, John Baldwin writes:
On Thursday 18 March 2010 9:16:53 pm Xin LI wrote:
All the x86 world is not rack-mounted 64-bit servers. We should not remove
support for non-686 CPUs for no good reason. 486 CPUs have cmpxchg and xadd
so are perfectly
On 3/19/2010 5:10 AM, Poul-Henning Kamp wrote:
In message201003190759.56385@freebsd.org, John Baldwin writes:
On Thursday 18 March 2010 9:16:53 pm Xin LI wrote:
All the x86 world is not rack-mounted 64-bit servers. We should not remove
support for non-686 CPUs for no good
On Fri, 19 Mar 2010, John Baldwin wrote:
On Thursday 18 March 2010 9:16:53 pm Xin LI wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point pretending
On 19 March 2010 07:33, Garrett Cooper yanef...@gmail.com wrote:
On Thu, Mar 18, 2010 at 6:16 PM, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5
Fri, Mar 19, 2010 at 17:13:00, ivoras wrote about Re: I486_CPU and I586_CPU
removed from GENERIC kernel [was Re: svn commit: r205307 -
head/sys/i386/conf]:
SSE in the userland you mean? Regardless, I don't think there is now
reason for compiling everything as for i386. E.g. why not add
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On 2010/03/18 23:33, Garrett Cooper wrote:
On Thu, Mar 18, 2010 at 6:16 PM, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is
On 19 March 2010 17:22, Valentin Nechayev ne...@netch.kiev.ua wrote:
Fri, Mar 19, 2010 at 17:13:00, ivoras wrote about Re: I486_CPU and I586_CPU
removed from GENERIC kernel [was Re: svn commit: r205307 -
head/sys/i386/conf]:
SSE in the userland you mean? Regardless, I don't think
In message: 20100319114426.go32...@hoeg.nl
Ed Schouten e...@80386.nl writes:
: * Xin LI delp...@freebsd.org wrote:
: Log:
:SSE is enabled by default about 5 years ago so there is no point
pretending
:that we support I486 and I586 CPUs in the GENERIC kernel, users wants
these
In message: 4ba2f899.8070...@feral.com
Matthew Jacob m...@feral.com writes:
: Does anyone out there have a 486 DX4 even? Can you boot 8.0 CDs?
The soekris boxes have a geode in them, which is a 486. I've run
generic on them w/o disabling SSE for ages...
Warner
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On 2010/03/19 10:08, M. Warner Losh wrote:
In message: 20100319114426.go32...@hoeg.nl
Ed Schouten e...@80386.nl writes:
: * Xin LI delp...@freebsd.org wrote:
: Log:
:SSE is enabled by default about 5 years ago so there is no
On Friday 19 March 2010 12:13:00 pm Ivan Voras wrote:
On 19 March 2010 07:33, Garrett Cooper yanef...@gmail.com wrote:
On Thu, Mar 18, 2010 at 6:16 PM, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL:
On Friday 19 March 2010 12:27:21 pm Xin LI wrote:
On 2010/03/18 23:33, Garrett Cooper wrote:
On Thu, Mar 18, 2010 at 6:16 PM, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
On Fri, 19 Mar 2010, John Baldwin wrote:
On Friday 19 March 2010 12:13:00 pm Ivan Voras wrote:
SSE in the userland you mean? Regardless, I don't think there is now
reason for compiling everything as for i386. E.g. why not add at least
-mtune=generic or even also -march=i686 to default gcc
* Steve Kargl (s...@troutmask.apl.washington.edu) wrote:
Can you explain? AFAIK, SSE including floating point
instructions. Floating point operations aren't allowed
in the kernel.
Afaik, there are also effecient memory copy/move/fill instructions,
that do not require floating point context.
On Thu, Mar 18, 2010 at 08:13:46PM -0600, Jeremy Messenger wrote:
On Thu, 18 Mar 2010 19:16:53 -0600, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by
On Sat, Mar 20, 2010, Bruce Evans wrote:
The effect of I486_CPU is especially small.
It is:
- statically disable use of the TSC in the bogus get_cyclecount() API.
Although the TSC is dynamically configured elsewhere, this function
wants to use the TSC without any dynamic tests, so it is
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point pretending
that we support I486 and I586 CPUs in the GENERIC kernel, users wants these
support would
On 3/18/2010 6:16 PM, Xin LI wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point pretending
that we support I486 and I586 CPUs in the GENERIC
On Thu, Mar 18, 2010 at 06:18:23PM -0700, Matthew Jacob wrote:
On 3/18/2010 6:16 PM, Xin LI wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point
Matthew Jacob wrote:
On 3/18/2010 6:16 PM, Xin LI wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point
pretending
that we support I486 and I586
And the crowd roars it's approval!
or not.
If I'm not mistaken this means that the install CDs will no longer
even boot on a lot of machines.
If I'm not mistaken, the GENERIC kernels won't boot and run fully on a
real i386/i486 anyway.
___
On Thu, Mar 18, 2010 at 06:44:45PM -0700, Julian Elischer wrote:
If I'm not mistaken this means that the install CDs will no longer even
boot on a lot of machines.
I wonder how much RAM most of those systems have ...
mcl
___
svn-src-all@freebsd.org
On Thu, 18 Mar 2010 19:16:53 -0600, Xin LI delp...@freebsd.org wrote:
Author: delphij
Date: Fri Mar 19 01:16:53 2010
New Revision: 205307
URL: http://svn.freebsd.org/changeset/base/205307
Log:
SSE is enabled by default about 5 years ago so there is no point
pretending
that we support
Does anyone out there have a 486 DX4 even? Can you boot 8.0 CDs?
or not.
If I'm not mistaken this means that the install CDs will no longer
even boot on a lot of machines.
___
svn-src-all@freebsd.org mailing list
On 3/18/2010 7:11 PM, Mark Linimon wrote:
On Thu, Mar 18, 2010 at 06:44:45PM -0700, Julian Elischer wrote:
If I'm not mistaken this means that the install CDs will no longer even
boot on a lot of machines.
I wonder how much RAM most of those systems have ...
mcl
IIRC, my DX2
Matthew Jacob wrote:
On 3/18/2010 7:11 PM, Mark Linimon wrote:
On Thu, Mar 18, 2010 at 06:44:45PM -0700, Julian Elischer wrote:
If I'm not mistaken this means that the install CDs will no longer even
boot on a lot of machines.
I wonder how much RAM most of those systems have ...
mcl
Mark Linimon wrote:
On Thu, Mar 18, 2010 at 06:44:45PM -0700, Julian Elischer wrote:
If I'm not mistaken this means that the install CDs will no longer even
boot on a lot of machines.
I wonder how much RAM most of those systems have ...
mcl
CPU: Geode(TM) Integrated Processor by AMD PCS
Julian Elischer wrote:
Matthew Jacob wrote:
On 3/18/2010 7:11 PM, Mark Linimon wrote:
On Thu, Mar 18, 2010 at 06:44:45PM -0700, Julian Elischer wrote:
If I'm not mistaken this means that the install CDs will no longer even
boot on a lot of machines.
I wonder how much RAM most of
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