Re: [Xen-devel] [PATCH 1/5] move qemu_irq typedef out of cpu-common.h

[Stefan Weil <sw@xxxxxxxxxxx>]

Am 20.08.2012 01:39, schrieb Igor Mammedov:
> it's necessary for making CPU child of DEVICE without
> causing circular header deps.
>
> Signed-off-by: Igor Mammedov <imammedo@xxxxxxxxxx>
> ---
>   hw/arm-misc.h |    1 +
>   hw/bt.h       |    2 ++
>   hw/devices.h  |    2 ++
>   hw/irq.h      |    2 ++
>   hw/omap.h     |    1 +
>   hw/soc_dma.h  |    1 +
>   hw/xen.h      |    1 +
>   qemu-common.h |    1 -
>   sysemu.h      |    1 +
>   9 files changed, 11 insertions(+), 1 deletions(-)
>
> diff --git a/hw/arm-misc.h b/hw/arm-misc.h
> index bdd8fec..b13aa59 100644
> --- a/hw/arm-misc.h
> +++ b/hw/arm-misc.h
> @@ -12,6 +12,7 @@
>   #define ARM_MISC_H 1
>   
>   #include "memory.h"
> +#include "hw/irq.h"
>   
>   /* The CPU is also modeled as an interrupt controller.  */
>   #define ARM_PIC_CPU_IRQ 0
> diff --git a/hw/bt.h b/hw/bt.h
> index a48b8d4..ebf6a37 100644
> --- a/hw/bt.h
> +++ b/hw/bt.h
> @@ -23,6 +23,8 @@
>    * along with this program; if not, see <http://www.gnu.org/licenses/>.
>    */
>   
> +#include "hw/irq.h"
> +
>   /* BD Address */
>   typedef struct {
>       uint8_t b[6];
> diff --git a/hw/devices.h b/hw/devices.h
> index 1a55c1e..c60bcab 100644
> --- a/hw/devices.h
> +++ b/hw/devices.h
> @@ -1,6 +1,8 @@
>   #ifndef QEMU_DEVICES_H
>   #define QEMU_DEVICES_H
>   
> +#include "hw/irq.h"
> +
>   /* ??? Not all users of this file can include cpu-common.h.  */
>   struct MemoryRegion;
>   
> diff --git a/hw/irq.h b/hw/irq.h
> index 56c55f0..1339a3a 100644
> --- a/hw/irq.h
> +++ b/hw/irq.h
> @@ -3,6 +3,8 @@
>   
>   /* Generic IRQ/GPIO pin infrastructure.  */
>   
> +typedef struct IRQState *qemu_irq;
> +
>   typedef void (*qemu_irq_handler)(void *opaque, int n, int level);
>   
>   void qemu_set_irq(qemu_irq irq, int level);
> diff --git a/hw/omap.h b/hw/omap.h
> index 413851b..8b08462 100644
> --- a/hw/omap.h
> +++ b/hw/omap.h
> @@ -19,6 +19,7 @@
>   #ifndef hw_omap_h
>   #include "memory.h"
>   # define hw_omap_h            "omap.h"
> +#include "hw/irq.h"
>   
>   # define OMAP_EMIFS_BASE	0x00000000
>   # define OMAP2_Q0_BASE                0x00000000
> diff --git a/hw/soc_dma.h b/hw/soc_dma.h
> index 904b26c..e386ace 100644
> --- a/hw/soc_dma.h
> +++ b/hw/soc_dma.h
> @@ -19,6 +19,7 @@
>    */
>   
>   #include "memory.h"
> +#include "hw/irq.h"
>   
>   struct soc_dma_s;
>   struct soc_dma_ch_s;
> diff --git a/hw/xen.h b/hw/xen.h
> index e5926b7..ff11dfd 100644
> --- a/hw/xen.h
> +++ b/hw/xen.h
> @@ -8,6 +8,7 @@
>    */
>   #include <inttypes.h>
>   
> +#include "hw/irq.h"
>   #include "qemu-common.h"
>   
>   /* xen-machine.c */
> diff --git a/qemu-common.h b/qemu-common.h
> index e5c2bcd..6677a30 100644
> --- a/qemu-common.h
> +++ b/qemu-common.h
> @@ -273,7 +273,6 @@ typedef struct PCIEPort PCIEPort;
>   typedef struct PCIESlot PCIESlot;
>   typedef struct MSIMessage MSIMessage;
>   typedef struct SerialState SerialState;
> -typedef struct IRQState *qemu_irq;
>   typedef struct PCMCIACardState PCMCIACardState;
>   typedef struct MouseTransformInfo MouseTransformInfo;
>   typedef struct uWireSlave uWireSlave;
Just move the declaration of qemu_irq to the beginning of qemu-common.h
and leave the rest of files untouched. That also fixes the circular 
dependency.
I already have a patch that does this, so you can integrate it in your 
series
instead of this one.


> diff --git a/sysemu.h b/sysemu.h
> index 65552ac..f765821 100644
> --- a/sysemu.h
> +++ b/sysemu.h
> @@ -9,6 +9,7 @@
>   #include "qapi-types.h"
>   #include "notify.h"
>   #include "main-loop.h"
> +#include "hw/irq.h"
>   
>   /* vl.c */
>   

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