Upgrading hardware from P3 to AMD 64

2005-02-27 Thread RW
I'm thinking about upgrading my hardware from an Intel P3 to an AMD 64, and 
replacing the graphics card, without buying a new hard disk. Has anyone done 
this kind of thing successfully? 

I've recompiled kernel+world for 686 and I've done a portupgrade -fR on cvsup 
and portupgrade.

Typical motherboards now have a couple of sata connections in addition to the 
normal ide connections. Can I expect my current ide drives to still be ad0 
and ad1? 
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RE: Upgrading hardware from P3 to AMD 64

2005-02-27 Thread Subhro

 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of RW
 Sent: Sunday, February 27, 2005 23:06
 To: freebsd-questions@freebsd.org
 Subject: Upgrading hardware from P3 to AMD 64
 
 I'm thinking about upgrading my hardware from an Intel P3 to an AMD 64,
 and
 replacing the graphics card, without buying a new hard disk. Has anyone
 done
 this kind of thing successfully?
 
 I've recompiled kernel+world for 686 and I've done a portupgrade -fR on
 cvsup
 and portupgrade.

Most likely your system would stop booting up if you try to run a p3 kernel
on a amd64. And AFAIK you *cant* build for 64 bit architecture on a 32 bit
one.

 
 Typical motherboards now have a couple of sata connections in addition to
 the
 normal ide connections. Can I expect my current ide drives to still be ad0
 and ad1?

Yeh they would remain ad0 and ad1. The SATAs are generally at higher
numbers. For me ad10 onwards are the SATA controllers.

Regards,
S.

Indian Institute of Information Technology
Subhro Sankha Kar
Block AQ-13/1, Sector V
Salt Lake City
PIN 700091
India


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Re: Upgrading hardware from P3 to AMD 64

2005-02-27 Thread RW
On Sunday 27 February 2005 17:49, Subhro wrote:
  -Original Message-
  From: [EMAIL PROTECTED] [mailto:owner-freebsd-
  [EMAIL PROTECTED] On Behalf Of RW
  Sent: Sunday, February 27, 2005 23:06
  To: freebsd-questions@freebsd.org
  Subject: Upgrading hardware from P3 to AMD 64
 
  I'm thinking about upgrading my hardware from an Intel P3 to an AMD 64,
  and
  replacing the graphics card, without buying a new hard disk. Has anyone
  done
  this kind of thing successfully?
 
  I've recompiled kernel+world for 686 and I've done a portupgrade -fR on
  cvsup
  and portupgrade.

 Most likely your system would stop booting up if you try to run a p3 kernel
 on a amd64. And AFAIK you *cant* build for 64 bit architecture on a 32 bit
 one.


As I said, I'm recompiling for 686 (which I think is pentium pro), my 
undestanding is that the AMD 64 is back-compatible to 686.
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RE: Upgrading hardware from P3 to AMD 64

2005-02-27 Thread Subhro


 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of RW
 Sent: Sunday, February 27, 2005 23:29
 To: freebsd-questions@freebsd.org
 Subject: Re: Upgrading hardware from P3 to AMD 64
 
 On Sunday 27 February 2005 17:49, Subhro wrote:
   -Original Message-
   From: [EMAIL PROTECTED] [mailto:owner-freebsd-
   [EMAIL PROTECTED] On Behalf Of RW
   Sent: Sunday, February 27, 2005 23:06
   To: freebsd-questions@freebsd.org
   Subject: Upgrading hardware from P3 to AMD 64
  
   I'm thinking about upgrading my hardware from an Intel P3 to an AMD
 64,
   and
   replacing the graphics card, without buying a new hard disk. Has
 anyone
   done
   this kind of thing successfully?
  
   I've recompiled kernel+world for 686 and I've done a portupgrade -fR
 on
   cvsup
   and portupgrade.
 
  Most likely your system would stop booting up if you try to run a p3
 kernel
  on a amd64. And AFAIK you *cant* build for 64 bit architecture on a 32
 bit
  one.
 
 
 As I said, I'm recompiling for 686 (which I think is pentium pro), my
 undestanding is that the AMD 64 is back-compatible to 686.

Negative. AFAIK there are incompatible in both the ways.

Regards
S.

Indian Institute of Information Technology
Subhro Sankha Kar
Block AQ-13/1, Sector V
Salt Lake City
PIN 700091
India


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Re: Upgrading hardware from P3 to AMD 64

2005-02-27 Thread RW
On Sunday 27 February 2005 18:12, Subhro wrote:

  As I said, I'm recompiling for 686 (which I think is pentium pro), my
  undestanding is that the AMD 64 is back-compatible to 686.

 Negative. AFAIK there are incompatible in both the ways.

I found this thread: 
http://lists.freebsd.org/mailman/htdig/freebsd-amd64/2004-September/thread.html#2110
which shows that there are people using the i386 version on the AMD64. It 
makes sense, since there aren't dedicated amd64 versions of windows 
applications. 

I must admit, I'd forgoten it has it's own FreBSD installation ISOs, so I 
guess there is no smooth upgrade path from i386 to amd64. Maybe I'll do that 
with 5.4.

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Re: Upgrading hardware from P3 to AMD 64

2005-02-27 Thread Jason Henson
On 02/27/05 12:36:04, RW wrote:
I'm thinking about upgrading my hardware from an Intel P3 to an AMD
64, and
replacing the graphics card, without buying a new hard disk. Has
anyone done
this kind of thing successfully?
I've recompiled kernel+world for 686 and I've done a portupgrade -fR
on cvsup
and portupgrade.
Typical motherboards now have a couple of sata connections in  
addition
to the
normal ide connections. Can I expect my current ide drives to still  
be
ad0
and ad1?

As long as the cpu you optimized for is a 686 only(no CPUTYPE= or - 
march or -mcpu), then yeah.

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