Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-24 Thread Li Guang
Beniamino Galvani wrote: On Mon, Feb 24, 2014 at 02:45:06PM +0800, Li Guang wrote: Beniamino Galvani wrote: On Wed, Feb 19, 2014 at 10:02:36AM +0800, Li Guang wrote: Beniamino Galvani wrote: On Tue, Feb 18, 2014 at 11:49:51AM +0800, Li Guang wrote: Ben

Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-24 Thread Beniamino Galvani
On Mon, Feb 24, 2014 at 02:45:06PM +0800, Li Guang wrote: > Beniamino Galvani wrote: > >On Wed, Feb 19, 2014 at 10:02:36AM +0800, Li Guang wrote: > >>Beniamino Galvani wrote: > >>>On Tue, Feb 18, 2014 at 11:49:51AM +0800, Li Guang wrote: > Beniamino Galvani wrote: > >According to this mail

Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-23 Thread Li Guang
Beniamino Galvani wrote: On Wed, Feb 19, 2014 at 10:02:36AM +0800, Li Guang wrote: Beniamino Galvani wrote: On Tue, Feb 18, 2014 at 11:49:51AM +0800, Li Guang wrote: Beniamino Galvani wrote: According to this mail thread [1], writing to pending register seems to ha

Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-22 Thread Beniamino Galvani
On Wed, Feb 19, 2014 at 10:02:36AM +0800, Li Guang wrote: > Beniamino Galvani wrote: > >On Tue, Feb 18, 2014 at 11:49:51AM +0800, Li Guang wrote: > >>Beniamino Galvani wrote: > >>>According to this mail thread [1], writing to pending register seems > >>>to have no effect on actual pending status of

Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-18 Thread Li Guang
Beniamino Galvani wrote: On Tue, Feb 18, 2014 at 11:49:51AM +0800, Li Guang wrote: Beniamino Galvani wrote: According to this mail thread [1], writing to pending register seems to have no effect on actual pending status of interrupts. This means that the only way to clear a pending in

Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-18 Thread Beniamino Galvani
On Tue, Feb 18, 2014 at 11:49:51AM +0800, Li Guang wrote: > Beniamino Galvani wrote: > >According to this mail thread [1], writing to pending register seems > >to have no effect on actual pending status of interrupts. This means > >that the only way to clear a pending interrupt is to clear the > >i

Re: [Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-17 Thread Li Guang
pending registers are also clear registers by a10 datasheet, also you found bits are marked as 'R', so, ..., contradict itself. Beniamino Galvani wrote: According to this mail thread [1], writing to pending register seems to have no effect on actual pending status of interrupts. This means that

[Qemu-devel] [PATCH 2/7] allwinner-a10-pic: fix interrupt clear behaviour

2014-02-17 Thread Beniamino Galvani
According to this mail thread [1], writing to pending register seems to have no effect on actual pending status of interrupts. This means that the only way to clear a pending interrupt is to clear the interrupt source. This patch implements such behaviour. [1] http://lkml.org/lkml/2013/7/6/59 Sig