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Re: [Qemu-devel] [PATCH 01/15] hw/intc/arm_gic: Request FIQ sources
From: |
Sergey Fedorov |
Subject: |
Re: [Qemu-devel] [PATCH 01/15] hw/intc/arm_gic: Request FIQ sources |
Date: |
Mon, 25 Aug 2014 13:16:26 +0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 |
On 22.08.2014 14:29, Fabian Aggeler wrote:
> Preparing for FIQ lines from GIC to CPUs, which is needed for GIC
> Security Extensions.
>
> Signed-off-by: Fabian Aggeler <address@hidden>
> ---
> hw/intc/arm_gic.c | 3 +++
> include/hw/intc/arm_gic_common.h | 1 +
> 2 files changed, 4 insertions(+)
>
> diff --git a/hw/intc/arm_gic.c b/hw/intc/arm_gic.c
> index 1532ef9..b27bd0e 100644
> --- a/hw/intc/arm_gic.c
> +++ b/hw/intc/arm_gic.c
> @@ -786,6 +786,9 @@ void gic_init_irqs_and_distributor(GICState *s, int
> num_irq)
> for (i = 0; i < NUM_CPU(s); i++) {
> sysbus_init_irq(sbd, &s->parent_irq[i]);
> }
> + for (i = 0; i < NUM_CPU(s); i++) {
> + sysbus_init_irq(sbd, &s->parent_fiq[i]);
> + }
Hi Fabian,
I would suggest to provide a way to get a sysbus IRQ/FIQ number for each
processor, e.g. a dedicated macro. Maybe it could be easier to
accomplish this by initializing IRQ and FIQ interleaved or by always
initializing GIC_NCPU IRQs/FIQs.
Regards,
Sergey
> memory_region_init_io(&s->iomem, OBJECT(s), &gic_dist_ops, s,
> "gic_dist", 0x1000);
> }
> diff --git a/include/hw/intc/arm_gic_common.h
> b/include/hw/intc/arm_gic_common.h
> index f6887ed..01c6f24 100644
> --- a/include/hw/intc/arm_gic_common.h
> +++ b/include/hw/intc/arm_gic_common.h
> @@ -50,6 +50,7 @@ typedef struct GICState {
> /*< public >*/
>
> qemu_irq parent_irq[GIC_NCPU];
> + qemu_irq parent_fiq[GIC_NCPU];
> bool enabled;
> bool cpu_enabled[GIC_NCPU];
>
- [Qemu-devel] [PATCH 02/15] hw/arm/vexpress.c: Wire FIQ between CPU <> GIC, (continued)
- [Qemu-devel] [PATCH 02/15] hw/arm/vexpress.c: Wire FIQ between CPU <> GIC, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 15/15] hw/intc/arm_gic: add gic_update() for grouping, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 10/15] hw/intc/arm_gic: Handle grouping for GICC_HPPIR, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 04/15] hw/intc/arm_gic: Add ns_access() function, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 05/15] hw/intc/arm_gic: Add Interrupt Group Registers, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 06/15] hw/intc/arm_gic: Make ICDDCR/GICD_CTLR banked, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 08/15] hw/intc/arm_gic: Make ICCBPR/GICC_BPR banked, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 12/15] hw/intc/arm_gic: Change behavior of IAR writes, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 11/15] hw/intc/arm_gic: Change behavior of EOIR writes, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 01/15] hw/intc/arm_gic: Request FIQ sources, Fabian Aggeler, 2014/08/22
- Re: [Qemu-devel] [PATCH 01/15] hw/intc/arm_gic: Request FIQ sources,
Sergey Fedorov <=
- [Qemu-devel] [PATCH 07/15] hw/intc/arm_gic: Make ICCICR/GICC_CTLR banked, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 03/15] hw/intc/arm_gic: Add Security Extensions property, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 09/15] hw/intc/arm_gic: Implement Non-secure view of RPR, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 13/15] hw/intc/arm_gic: Restrict priority view, Fabian Aggeler, 2014/08/22
- [Qemu-devel] [PATCH 14/15] hw/intc/arm_gic: Break out gic_update() function, Fabian Aggeler, 2014/08/22