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Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset |
Date: |
Wed, 28 Sep 2011 19:09:20 +0100 |
On 28 September 2011 19:01, Blue Swirl <address@hidden> wrote:
> On Wed, Sep 28, 2011 at 11:00 AM, Jan Kiszka <address@hidden> wrote:
>> As we clearly modify the PIC state on pic_reset, we also have to update
>> the IRQ output. This only happened on init so far. Apply this
>> consistently.
>
> Nack, IRQ lines shouldn't be touched on reset. The other side may not
> be ready for receiving the interrupt change and qemu_irqs are
> stateless anyway.
So how does this work for a device whose reset state is "this
irq/gpio line is asserted" ?
-- PMM
- Re: [Qemu-devel] [PATCH 21/22] monitor: Restrict pic/irq_info to supporting targets, (continued)
[Qemu-devel] [PATCH 17/22] i8259: Eliminate PicState2, Jan Kiszka, 2011/09/28
[Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Jan Kiszka, 2011/09/28
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Jan Kiszka, 2011/09/28
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Blue Swirl, 2011/09/29
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Jan Kiszka, 2011/09/30
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Peter Maydell, 2011/09/30
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Blue Swirl, 2011/09/30
Re: [Qemu-devel] [PATCH 11/22] i8259: Update IRQ state after reset, Blue Swirl, 2011/09/30
[Qemu-devel] [PATCH 15/22] i8259: PREP: Replace pic_intack_read with pic_read_irq, Jan Kiszka, 2011/09/28