On 8/28/20 9:19 PM, Sai Pavan Boddu wrote:
> Move pci specific devices to new file. This set the environment to move all
> pci specific hooks in hcd-xhci.c to hcd-xhci-pci.c.
> 
> Signed-off-by: Sai Pavan Boddu <sai.pavan.bo...@xilinx.com>
> ---
>  hw/usb/Kconfig        |  6 +++++
>  hw/usb/Makefile.objs  |  1 +
>  hw/usb/hcd-xhci-pci.c | 66 
> +++++++++++++++++++++++++++++++++++++++++++++++++++
>  hw/usb/hcd-xhci.c     | 41 ++------------------------------
>  hw/usb/hcd-xhci.h     |  3 +++
>  5 files changed, 78 insertions(+), 39 deletions(-)
>  create mode 100644 hw/usb/hcd-xhci-pci.c
> 
> diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig
> index d4d8c37..d9965c1 100644
> --- a/hw/usb/Kconfig
> +++ b/hw/usb/Kconfig
> @@ -36,6 +36,12 @@ config USB_XHCI
>      depends on PCI
>      select USB
>  
> +config USB_XHCI_PCI
> +    bool
> +    default y if PCI_DEVICES
> +    depends on PCI
> +    select USB_XHCI
> +
>  config USB_XHCI_NEC
>      bool
>      default y if PCI_DEVICES
> diff --git a/hw/usb/Makefile.objs b/hw/usb/Makefile.objs
> index e342ff5..029b040 100644
> --- a/hw/usb/Makefile.objs
> +++ b/hw/usb/Makefile.objs
> @@ -11,6 +11,7 @@ common-obj-$(CONFIG_USB_EHCI_PCI) += hcd-ehci-pci.o
>  common-obj-$(CONFIG_USB_EHCI_SYSBUS) += hcd-ehci-sysbus.o
>  common-obj-$(CONFIG_USB_XHCI) += hcd-xhci.o
>  common-obj-$(CONFIG_USB_XHCI_NEC) += hcd-xhci-nec.o
> +common-obj-$(CONFIG_USB_XHCI_PCI) += hcd-xhci-pci.o
>  common-obj-$(CONFIG_USB_MUSB) += hcd-musb.o
>  common-obj-$(CONFIG_USB_DWC2) += hcd-dwc2.o
>  
> diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c
> new file mode 100644
> index 0000000..1562757
> --- /dev/null
> +++ b/hw/usb/hcd-xhci-pci.c
> @@ -0,0 +1,66 @@
> +/*
> + * USB xHCI controller with PCI bus emulation
> + *
> + * SPDX-FileCopyrightText: 2011 Securiforest
> + * SPDX-FileContributor: Hector Martin <hec...@marcansoft.com>
> + * SPDX-sourceInfo: Based on usb-ohci.c, emulates Renesas NEC USB 3.0
> + * SPDX-FileCopyrightText: 2020 Xilinx
> + * SPDX-FileContributor: Sai Pavan Boddu <sai.pavan.bo...@xilinx.com>
> + * SPDX-sourceInfo: Moved the pci specific content for hcd-xhci.c to
> + *                  hcd-xhci-pci.c
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, see 
> <http://www.gnu.org/licenses/>.
> + */
> +#include "qemu/osdep.h"
> +#include "hw/pci/pci.h"
> +#include "hw/qdev-properties.h"
> +#include "hw/pci/msi.h"
> +#include "hw/pci/msix.h"
> +#include "hcd-xhci.h"
> +#include "trace.h"
> +#include "qapi/error.h"
> +
> +static void qemu_xhci_class_init(ObjectClass *klass, void *data)
> +{
> +    PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
> +
> +    k->vendor_id    = PCI_VENDOR_ID_REDHAT;
> +    k->device_id    = PCI_DEVICE_ID_REDHAT_XHCI;
> +    k->revision     = 0x01;
> +}
> +
> +static void qemu_xhci_instance_init(Object *obj)
> +{
> +    XHCIState *xhci = XHCI(obj);
> +
> +    xhci->msi      = ON_OFF_AUTO_OFF;
> +    xhci->msix     = ON_OFF_AUTO_AUTO;
> +    xhci->numintrs = MAXINTRS;
> +    xhci->numslots = MAXSLOTS;
> +    xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST);
> +}
> +
> +static const TypeInfo qemu_xhci_info = {
> +    .name          = TYPE_QEMU_XHCI,
> +    .parent        = TYPE_XHCI,
> +    .class_init    = qemu_xhci_class_init,
> +    .instance_init = qemu_xhci_instance_init,
> +};
> +
> +static void xhci_register_types(void)
> +{
> +    type_register_static(&qemu_xhci_info);
> +}
> +
> +type_init(xhci_register_types)
> diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
> index 2590f7a..b15c53b 100644
> --- a/hw/usb/hcd-xhci.c
> +++ b/hw/usb/hcd-xhci.c
> @@ -23,7 +23,6 @@
>  #include "qemu/timer.h"
>  #include "qemu/module.h"
>  #include "qemu/queue.h"
> -#include "hw/usb.h"
>  #include "migration/vmstate.h"
>  #include "hw/pci/pci.h"
>  #include "hw/qdev-properties.h"
> @@ -429,12 +428,12 @@ static const char *ep_state_name(uint32_t state)
>                         ARRAY_SIZE(ep_state_names));
>  }
>  
> -static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit)
> +bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit)
>  {
>      return xhci->flags & (1 << bit);
>  }
>  
> -static void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit)
> +void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit)
>  {
>      xhci->flags |= (1 << bit);
>  }
> @@ -3692,13 +3691,6 @@ static Property xhci_properties[] = {
>      DEFINE_PROP_END_OF_LIST(),
>  };
>  
> -static void xhci_instance_init(Object *obj)
> -{
> -    /* QEMU_PCI_CAP_EXPRESS initialization does not depend on QEMU command
> -     * line, therefore, no need to wait to realize like other devices */
> -    PCI_DEVICE(obj)->cap_present |= QEMU_PCI_CAP_EXPRESS;

What happened to this flag?

> -}
> -
>  static void xhci_class_init(ObjectClass *klass, void *data)
>  {
>      PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
> @@ -3718,7 +3710,6 @@ static const TypeInfo xhci_info = {
>      .parent        = TYPE_PCI_DEVICE,
>      .instance_size = sizeof(XHCIState),
>      .class_init    = xhci_class_init,
> -    .instance_init = xhci_instance_init,
>      .abstract      = true,
>      .interfaces = (InterfaceInfo[]) {
>          { INTERFACE_PCIE_DEVICE },
> @@ -3727,37 +3718,9 @@ static const TypeInfo xhci_info = {
>      },
>  };
>  
> -static void qemu_xhci_class_init(ObjectClass *klass, void *data)
> -{
> -    PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
> -
> -    k->vendor_id    = PCI_VENDOR_ID_REDHAT;
> -    k->device_id    = PCI_DEVICE_ID_REDHAT_XHCI;
> -    k->revision     = 0x01;
> -}
> -
> -static void qemu_xhci_instance_init(Object *obj)
> -{
> -    XHCIState *xhci = XHCI(obj);
> -
> -    xhci->msi      = ON_OFF_AUTO_OFF;
> -    xhci->msix     = ON_OFF_AUTO_AUTO;
> -    xhci->numintrs = MAXINTRS;
> -    xhci->numslots = MAXSLOTS;
> -    xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST);
> -}
> -
> -static const TypeInfo qemu_xhci_info = {
> -    .name          = TYPE_QEMU_XHCI,
> -    .parent        = TYPE_XHCI,
> -    .class_init    = qemu_xhci_class_init,
> -    .instance_init = qemu_xhci_instance_init,
> -};
> -
>  static void xhci_register_types(void)
>  {
>      type_register_static(&xhci_info);
> -    type_register_static(&qemu_xhci_info);
>  }
>  
>  type_init(xhci_register_types)
> diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h
> index edbd926..dd5fcd4 100644
> --- a/hw/usb/hcd-xhci.h
> +++ b/hw/usb/hcd-xhci.h
> @@ -23,6 +23,7 @@
>  #define HW_USB_HCD_XHCI_H
>  
>  #include "sysemu/dma.h"
> +#include "hw/usb.h"
>  
>  #define TYPE_XHCI "base-xhci"
>  #define TYPE_NEC_XHCI "nec-usb-xhci"
> @@ -232,4 +233,6 @@ struct XHCIState {
>      bool nec_quirks;
>  };
>  
> +bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit);
> +void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit);
>  #endif
> 


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