Re: OS/390 2.10 architecture level set 1 (and beyond)?

2006-07-26 Thread Edward Jaffe

Jeffrey D. Smith wrote:

Is architecture level set (ALS) 1 required for OS/390 2.10?

What machine instructions are required for architecture
level set 1, as oppposed to ALS 0?  I seem to recall
that Perform Locked Operation (PLO) is ALS 1. What are the
others?
  


http://www.ibm.com/servers/s390/os390/plug.html


Is there a set of CVT flags for the ALS, or maybe there
are bits for individual instructions?
  


CVTH7703 implies ALS 1 is present.


Also, is ALS 2 the 64-bit architecture?
  


No. http://www.ibm.com/servers/s390/os390/plug1.html


Is there another ALS for the very recent instructions,
like Load And Test (LT) and Load Logical Immediate (LLILF)?
  


No.

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Edward E Jaffe
Phoenix Software International, Inc
5200 W Century Blvd, Suite 800
Los Angeles, CA 90045
310-338-0400 x318
[EMAIL PROTECTED]
http://www.phoenixsoftware.com/

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Re: OS/390 2.10 architecture level set 1 (and beyond)?

2006-07-26 Thread Schwarz, Barry A
Where is the Twilight Zone music when you need it?

The first URL describes hardware features needed for OS/390 2.10 and
says they will be available in Sept 2000.  We bought our 2003-106 no
later than summer of 98 and it has been running 2.10 for several years
now.  Did IBM really beat the target data by more than 2 years? 

-Original Message-
From: Edward Jaffe [mailto:[EMAIL PROTECTED] 
Sent: Wednesday, July 26, 2006 9:04 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: OS/390 2.10 architecture level set 1 (and beyond)?

Jeffrey D. Smith wrote:
> Is architecture level set (ALS) 1 required for OS/390 2.10?
>
> What machine instructions are required for architecture level set 1, 
> as oppposed to ALS 0?  I seem to recall that Perform Locked Operation 
> (PLO) is ALS 1. What are the others?
>   

http://www.ibm.com/servers/s390/os390/plug.html

> Is there a set of CVT flags for the ALS, or maybe there are bits for 
> individual instructions?
>   

CVTH7703 implies ALS 1 is present.

> Also, is ALS 2 the 64-bit architecture?
>   

No. http://www.ibm.com/servers/s390/os390/plug1.html

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Re: OS/390 2.10 architecture level set 1 (and beyond)?

2006-07-26 Thread Edward Jaffe

Schwarz, Barry A wrote:

Where is the Twilight Zone music when you need it?

The first URL describes hardware features needed for OS/390 2.10 and
says they will be available in Sept 2000.  We bought our 2003-106 no
later than summer of 98 and it has been running 2.10 for several years
now.  Did IBM really beat the target data by more than 2 years? 
  


No. They were right on time.

The hardware features comprising the ALS were available for many years 
before the Sep. 2000 availability of OS/390 R10. The ALS was supported 
all the way back to 9672-G2 and, as you've stated, the old MP2K machines.


--
Edward E Jaffe
Phoenix Software International, Inc
5200 W Century Blvd, Suite 800
Los Angeles, CA 90045
310-338-0400 x318
[EMAIL PROTECTED]
http://www.phoenixsoftware.com/

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Re: OS/390 2.10 architecture level set 1 (and beyond)?

2006-07-26 Thread Schwarz, Barry A
So the "scheduled for availability" phrase applies to 2.10, not the
hardware features.  I guess I don't read enough announcements to
appreciate the nuances of IBM's phrasing.  Thanks

-Original Message-
From: Edward Jaffe [mailto:[EMAIL PROTECTED] 
Sent: Wednesday, July 26, 2006 11:40 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: OS/390 2.10 architecture level set 1 (and beyond)?

Schwarz, Barry A wrote:
> Where is the Twilight Zone music when you need it?
>
> The first URL describes hardware features needed for OS/390 2.10 and 
> says they will be available in Sept 2000.  We bought our 2003-106 no 
> later than summer of 98 and it has been running 2.10 for several years

> now.  Did IBM really beat the target data by more than 2 years?
>   

No. They were right on time.

The hardware features comprising the ALS were available for many years
before the Sep. 2000 availability of OS/390 R10. The ALS was supported
all the way back to 9672-G2 and, as you've stated, the old MP2K
machines.

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Re: OS/390 2.10 architecture level set 1 (and beyond)?

2006-07-26 Thread Wayne Driscoll
Basically, IBM tries (not always as successfully as some on this list
would like) to make hardware advances well ahead of the software that
requires them.  For example 64 bit hardware was available well before
z/OS 1.5 which requires it.  The ALS for OS/390 2.10 was also supported
in hardware for about 2 years before the release of 2.10.
Wayne Driscoll
Product Developer
JME Software LLC
NOTE: All opinions are strictly my own.
  

-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Schwarz, Barry A
Sent: Wednesday, July 26, 2006 1:54 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: OS/390 2.10 architecture level set 1 (and beyond)?

So the "scheduled for availability" phrase applies to 2.10, not the
hardware features.  I guess I don't read enough announcements to
appreciate the nuances of IBM's phrasing.  Thanks

-Original Message-
From: Edward Jaffe [mailto:[EMAIL PROTECTED]
Sent: Wednesday, July 26, 2006 11:40 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: OS/390 2.10 architecture level set 1 (and beyond)?

Schwarz, Barry A wrote:
> Where is the Twilight Zone music when you need it?
>
> The first URL describes hardware features needed for OS/390 2.10 and 
> says they will be available in Sept 2000.  We bought our 2003-106 no 
> later than summer of 98 and it has been running 2.10 for several years

> now.  Did IBM really beat the target data by more than 2 years?
>   

No. They were right on time.

The hardware features comprising the ALS were available for many years
before the Sep. 2000 availability of OS/390 R10. The ALS was supported
all the way back to 9672-G2 and, as you've stated, the old MP2K
machines.

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