From owner-freebsd-current  Tue Sep  4 20:57:25 2001
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To: current@freebsd.org
Cc: yokota@zodiac.mech.utsunomiya-u.ac.jp
Subject: semi-HEADS UP: PnP resouce parser update (was: Re: cvs commit: src/sys/isa
	 pnp.c pnpparse.c pnpvar.h isa_common.c isa_common.h isavar.h src/sys/i386/i386
	 bios.c)
In-reply-to: Your message of "Tue, 04 Sep 2001 20:54:33 MST."
             <200109050354.f853sXr22906@freefall.freebsd.org> 
References: <200109050354.f853sXr22906@freefall.freebsd.org> 
Date: Wed, 05 Sep 2001 13:06:48 +0900
From: Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
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I just committed update to the PnP resource parser for the PnP
ISA and PnP BIOS devices. As this is a bug fix, there shouldn't
be any nasty surprises. But, if you have PnP ISA cards and
encounter any problems or suspicious behavior, please report.
Thanks.

Kazu

>yokota      2001/09/04 20:54:33 PDT
>
>  Modified files:
>    sys/isa              pnp.c pnpparse.c pnpvar.h isa_common.c 
>                         isa_common.h isavar.h 
>    sys/i386/i386        bios.c 
>  Log:
>  Rework the ISA PnP driver pnp and the PnP resource parser to fix
>  the following bugs.
>  
>  - When constructing a resource configuration, respect the order
>    in which resource descriptors are read, in order to establish
>    the correct mapping between the descriptors and configuration
>    registers.
>    "Plug and Play ISA Specification, Version 1.0a", Sec 4.6.1, May 5,
>    1994.  "Clarifications to the Plug and Play ISA Specification,
>    Version 1.0a", Sec 6.2.1, Dec. 10, 1994.
>  
>  - Do not ignore null (empty) descriptors; they are valid descriptors
>    acting as filler.
>    "Clarifications to the Plug and Play ISA Specification, Version 1.0a",
>    Sec 6.2.1.
>  
>  - Correctly set up logical device configuration registers for null
>    resources.
>    "Clarifications to the Plug and Play ISA Specification, Version 1.0a"
>  
>  - Handle null resources properly in the resource allocator for the
>    ISA bus.

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