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From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Gabriel L. Somlo" <gsomlo@gmail.com>
Cc: qemu-trivial@nongnu.org, imammedo@redhat.com, qemu-devel@nongnu.org
Subject: Re: [Qemu-trivial] [PATCH] ACPI: Remove commented-out code from HPET._CRS
Date: Mon, 10 Feb 2014 11:07:44 +0200	[thread overview]
Message-ID: <20140210090744.GA16066@redhat.com> (raw)
In-Reply-To: <20140207153039.GZ29329@ERROL.INI.CMU.EDU>

On Fri, Feb 07, 2014 at 10:30:40AM -0500, Gabriel L. Somlo wrote:
> IRQNoFlags on HPET._CRS crashes WinXP because it causes the HPET
> to conflict with the system timer and/or the RTC. It only occurs
> on Apple hardware, and even there it is exposed fully only when
> OS X is detected (via _OSI). Recent OS X versions work on QEMU
> without this statement, so at this time there is no need to find
> a better way to conditionally include the statement. This patch
> removes the commented out (and wrong, should have been {0, 8})
> statement from HPET._CRS.
> 
> Signed-off-by: Gabriel Somlo <somlo@cmu.edu>

Applied, thanks!

> ---
>  hw/i386/acpi-dsdt-hpet.dsl | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/hw/i386/acpi-dsdt-hpet.dsl b/hw/i386/acpi-dsdt-hpet.dsl
> index dfde174..44961b8 100644
> --- a/hw/i386/acpi-dsdt-hpet.dsl
> +++ b/hw/i386/acpi-dsdt-hpet.dsl
> @@ -39,9 +39,6 @@ Scope(\_SB) {
>              Return (0x0F)
>          }
>          Name(_CRS, ResourceTemplate() {
> -#if 0       /* This makes WinXP BSOD for not yet figured reasons. */
> -            IRQNoFlags() {2, 8}
> -#endif
>              Memory32Fixed(ReadOnly,
>                  0xFED00000,         // Address Base
>                  0x00000400,         // Address Length
> -- 
> 1.8.1.4


WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Gabriel L. Somlo" <gsomlo@gmail.com>
Cc: qemu-trivial@nongnu.org, imammedo@redhat.com, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] ACPI: Remove commented-out code from HPET._CRS
Date: Mon, 10 Feb 2014 11:07:44 +0200	[thread overview]
Message-ID: <20140210090744.GA16066@redhat.com> (raw)
In-Reply-To: <20140207153039.GZ29329@ERROL.INI.CMU.EDU>

On Fri, Feb 07, 2014 at 10:30:40AM -0500, Gabriel L. Somlo wrote:
> IRQNoFlags on HPET._CRS crashes WinXP because it causes the HPET
> to conflict with the system timer and/or the RTC. It only occurs
> on Apple hardware, and even there it is exposed fully only when
> OS X is detected (via _OSI). Recent OS X versions work on QEMU
> without this statement, so at this time there is no need to find
> a better way to conditionally include the statement. This patch
> removes the commented out (and wrong, should have been {0, 8})
> statement from HPET._CRS.
> 
> Signed-off-by: Gabriel Somlo <somlo@cmu.edu>

Applied, thanks!

> ---
>  hw/i386/acpi-dsdt-hpet.dsl | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/hw/i386/acpi-dsdt-hpet.dsl b/hw/i386/acpi-dsdt-hpet.dsl
> index dfde174..44961b8 100644
> --- a/hw/i386/acpi-dsdt-hpet.dsl
> +++ b/hw/i386/acpi-dsdt-hpet.dsl
> @@ -39,9 +39,6 @@ Scope(\_SB) {
>              Return (0x0F)
>          }
>          Name(_CRS, ResourceTemplate() {
> -#if 0       /* This makes WinXP BSOD for not yet figured reasons. */
> -            IRQNoFlags() {2, 8}
> -#endif
>              Memory32Fixed(ReadOnly,
>                  0xFED00000,         // Address Base
>                  0x00000400,         // Address Length
> -- 
> 1.8.1.4

  parent reply	other threads:[~2014-02-10  9:03 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-07 15:30 [Qemu-trivial] [PATCH] ACPI: Remove commented-out code from HPET._CRS Gabriel L. Somlo
2014-02-07 15:30 ` [Qemu-devel] " Gabriel L. Somlo
2014-02-10  7:59 ` [Qemu-trivial] " Igor Mammedov
2014-02-10  7:59   ` Igor Mammedov
2014-02-10  9:07 ` Michael S. Tsirkin [this message]
2014-02-10  9:07   ` Michael S. Tsirkin

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