Re: [Qemu-devel] ARM IRQ Generation

2016-05-25 Thread Karthik
Okay. Thank you. Best regards, Karthik On Wed, May 25, 2016 at 6:18 PM, Peter Maydell wrote: > On 25 May 2016 at 13:42, Karthik wrote: > > Okay, understood. I`ll hold the IRQ line until CPU acknowledges the > > interrupt. > > > > By the way, is there a distinction between edge and level trigge

Re: [Qemu-devel] ARM IRQ Generation

2016-05-25 Thread Peter Maydell
On 25 May 2016 at 13:42, Karthik wrote: > Okay, understood. I`ll hold the IRQ line until CPU acknowledges the > interrupt. > > By the way, is there a distinction between edge and level triggered > interrupt in the qemu or it is up to the emulation implementation? In QEMU, if you call qemu_set_irq

Re: [Qemu-devel] ARM IRQ Generation

2016-05-25 Thread Karthik
Okay, understood. I`ll hold the IRQ line until CPU acknowledges the interrupt. By the way, is there a distinction between edge and level triggered interrupt in the qemu or it is up to the emulation implementation? Best regards, Karthik On Wed, May 25, 2016 at 6:04 PM, Peter Maydell wrote:

Re: [Qemu-devel] ARM IRQ Generation

2016-05-25 Thread Peter Maydell
On 25 May 2016 at 11:47, Karthik wrote: > Hi, > > I am working on emulating an Spansion micro with ARM Cortex R5F Core. > > It has got an Interrupt Controller which accepts multiple interrupts and > generates the IRQ to the CPU based on register settings. > > Now an timer module calls the qemu_irq