From: Paolo Bonzini <pbonzini@redhat.com>
To: Nadav Amit <namit@cs.technion.ac.il>
Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org,
jan.kiszka@siemens.com, bsd@redhat.com, avi.kivity@gmail.com
Subject: Re: [Qemu-devel][PATCH 1/2] target-i386: disable LINT0 after reset
Date: Mon, 13 Apr 2015 16:12:45 +0200 [thread overview]
Message-ID: <552BCEDD.9040405@redhat.com> (raw)
In-Reply-To: <1428881529-29459-2-git-send-email-namit@cs.technion.ac.il>
On 13/04/2015 01:32, Nadav Amit wrote:
> Due to old Seabios bug, QEMU reenable LINT0 after reset. This bug is long gone
> and therefore this hack is no longer needed. Since it violates the
> specifications, it is removed.
>
> Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
> ---
> hw/intc/apic_common.c | 9 ---------
> 1 file changed, 9 deletions(-)
>
> diff --git a/hw/intc/apic_common.c b/hw/intc/apic_common.c
> index 042e960..d38d24b 100644
> --- a/hw/intc/apic_common.c
> +++ b/hw/intc/apic_common.c
> @@ -243,15 +243,6 @@ static void apic_reset_common(DeviceState *dev)
> info->vapic_base_update(s);
>
> apic_init_reset(dev);
> -
> - if (bsp) {
> - /*
> - * LINT0 delivery mode on CPU #0 is set to ExtInt at initialization
> - * time typically by BIOS, so PIC interrupt can be delivered to the
> - * processor when local APIC is enabled.
> - */
> - s->lvt[APIC_LVT_LINT0] = 0x700;
> - }
> }
>
> /* This function is only used for old state version 1 and 2 */
>
Thanks, applied this one. The other will have to wait for a bit, since
it depends on a patch that is destined to Linux 4.2.
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: Nadav Amit <namit@cs.technion.ac.il>
Cc: jan.kiszka@siemens.com, bsd@redhat.com, qemu-devel@nongnu.org,
kvm@vger.kernel.org, avi.kivity@gmail.com
Subject: Re: [Qemu-devel] [PATCH 1/2] target-i386: disable LINT0 after reset
Date: Mon, 13 Apr 2015 16:12:45 +0200 [thread overview]
Message-ID: <552BCEDD.9040405@redhat.com> (raw)
In-Reply-To: <1428881529-29459-2-git-send-email-namit@cs.technion.ac.il>
On 13/04/2015 01:32, Nadav Amit wrote:
> Due to old Seabios bug, QEMU reenable LINT0 after reset. This bug is long gone
> and therefore this hack is no longer needed. Since it violates the
> specifications, it is removed.
>
> Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
> ---
> hw/intc/apic_common.c | 9 ---------
> 1 file changed, 9 deletions(-)
>
> diff --git a/hw/intc/apic_common.c b/hw/intc/apic_common.c
> index 042e960..d38d24b 100644
> --- a/hw/intc/apic_common.c
> +++ b/hw/intc/apic_common.c
> @@ -243,15 +243,6 @@ static void apic_reset_common(DeviceState *dev)
> info->vapic_base_update(s);
>
> apic_init_reset(dev);
> -
> - if (bsp) {
> - /*
> - * LINT0 delivery mode on CPU #0 is set to ExtInt at initialization
> - * time typically by BIOS, so PIC interrupt can be delivered to the
> - * processor when local APIC is enabled.
> - */
> - s->lvt[APIC_LVT_LINT0] = 0x700;
> - }
> }
>
> /* This function is only used for old state version 1 and 2 */
>
Thanks, applied this one. The other will have to wait for a bit, since
it depends on a patch that is destined to Linux 4.2.
Paolo
next prev parent reply other threads:[~2015-04-13 14:13 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-12 23:32 [Qemu-devel][PATCH 0/2] target-i386: disable LINT0 after reset and init Nadav Amit
2015-04-12 23:32 ` [Qemu-devel] [PATCH " Nadav Amit
2015-04-12 23:32 ` [Qemu-devel][PATCH 1/2] target-i386: disable LINT0 after reset Nadav Amit
2015-04-12 23:32 ` [Qemu-devel] [PATCH " Nadav Amit
2015-04-13 14:12 ` Paolo Bonzini [this message]
2015-04-13 14:12 ` Paolo Bonzini
2015-09-15 21:19 ` Alex Williamson
2015-09-15 21:19 ` Alex Williamson
2015-09-16 5:23 ` Jan Kiszka
2015-09-16 5:23 ` Jan Kiszka
2015-09-16 6:22 ` Nadav Amit
2015-09-16 6:22 ` [Qemu-devel] " Nadav Amit
2015-09-16 6:47 ` Gerd Hoffmann
2015-09-16 6:47 ` Gerd Hoffmann
2015-09-16 12:52 ` Nadav Amit
2015-09-16 12:52 ` Nadav Amit
2015-04-12 23:32 ` [Qemu-devel][PATCH 2/2] target-i386: kvm: Disable KVM quirks Nadav Amit
2015-04-12 23:32 ` [Qemu-devel] [PATCH " Nadav Amit
2015-04-13 14:13 ` [Qemu-devel][PATCH " Paolo Bonzini
2015-04-13 14:13 ` [Qemu-devel] [PATCH " Paolo Bonzini
2015-04-13 14:17 ` Nadav Amit
2015-04-13 14:17 ` Nadav Amit
2015-04-13 14:24 ` Paolo Bonzini
2015-04-13 14:24 ` Paolo Bonzini
2015-04-13 14:33 ` Nadav Amit
2015-04-13 14:33 ` Nadav Amit
2015-04-13 14:36 ` Paolo Bonzini
2015-04-13 14:36 ` Paolo Bonzini
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