Message ID | 76163938f7a687e924637b7118b4000d940d6465.1296034717.git.yamahata@valinux.co.jp |
---|---|
State | New |
Headers | show |
On Wed, Jan 26, 2011 at 06:45:18PM +0900, Isaku Yamahata wrote: > Introduce symbol PCI_DEVFN_MAX for the maximum of devfn > and replace the magic, 256. > > Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> > --- > hw/pci.h | 2 ++ > hw/pci_internals.h | 2 +- > 2 files changed, 3 insertions(+), 1 deletions(-) > > diff --git a/hw/pci.h b/hw/pci.h > index 0d2753f..ffb04e8 100644 > --- a/hw/pci.h > +++ b/hw/pci.h > @@ -16,7 +16,9 @@ > #define PCI_DEVFN(slot, func) ((((slot) & 0x1f) << 3) | ((func) & 0x07)) > #define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f) > #define PCI_FUNC(devfn) ((devfn) & 0x07) > +#define PCI_SLOT_MAX 32 > #define PCI_FUNC_MAX 8 > +#define PCI_DEVFN_MAX (PCI_SLOT_MAX * PCI_FUNC_MAX) SLOT_MAX makes sense. I'd prefer open-coding PCI_DEVFN_MAX if there's only one user. > > /* Class, Vendor and Device IDs from Linux's pci_ids.h */ > #include "pci_ids.h" > diff --git a/hw/pci_internals.h b/hw/pci_internals.h > index e3c93a3..f17e681 100644 > --- a/hw/pci_internals.h > +++ b/hw/pci_internals.h > @@ -22,7 +22,7 @@ struct PCIBus { > pci_hotplug_fn hotplug; > DeviceState *hotplug_qdev; > void *irq_opaque; > - PCIDevice *devices[256]; > + PCIDevice *devices[PCI_DEVFN_MAX]; > PCIDevice *parent_dev; > target_phys_addr_t mem_base; > > -- > 1.7.1.1
diff --git a/hw/pci.h b/hw/pci.h index 0d2753f..ffb04e8 100644 --- a/hw/pci.h +++ b/hw/pci.h @@ -16,7 +16,9 @@ #define PCI_DEVFN(slot, func) ((((slot) & 0x1f) << 3) | ((func) & 0x07)) #define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f) #define PCI_FUNC(devfn) ((devfn) & 0x07) +#define PCI_SLOT_MAX 32 #define PCI_FUNC_MAX 8 +#define PCI_DEVFN_MAX (PCI_SLOT_MAX * PCI_FUNC_MAX) /* Class, Vendor and Device IDs from Linux's pci_ids.h */ #include "pci_ids.h" diff --git a/hw/pci_internals.h b/hw/pci_internals.h index e3c93a3..f17e681 100644 --- a/hw/pci_internals.h +++ b/hw/pci_internals.h @@ -22,7 +22,7 @@ struct PCIBus { pci_hotplug_fn hotplug; DeviceState *hotplug_qdev; void *irq_opaque; - PCIDevice *devices[256]; + PCIDevice *devices[PCI_DEVFN_MAX]; PCIDevice *parent_dev; target_phys_addr_t mem_base;
Introduce symbol PCI_DEVFN_MAX for the maximum of devfn and replace the magic, 256. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> --- hw/pci.h | 2 ++ hw/pci_internals.h | 2 +- 2 files changed, 3 insertions(+), 1 deletions(-)