From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45479) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eS1px-0007I3-2Z for qemu-devel@nongnu.org; Thu, 21 Dec 2017 09:28:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eS1pv-0005Cf-Ph for qemu-devel@nongnu.org; Thu, 21 Dec 2017 09:28:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:54290) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eS1pv-0005Bi-GC for qemu-devel@nongnu.org; Thu, 21 Dec 2017 09:28:39 -0500 Date: Thu, 21 Dec 2017 16:28:28 +0200 From: "Michael S. Tsirkin" Message-ID: <1513866427-27125-7-git-send-email-mst@redhat.com> References: <1513866427-27125-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1513866427-27125-1-git-send-email-mst@redhat.com> Subject: [Qemu-devel] [PULL 06/25] pci: Move bridge data structures from pci_bus.h to pci_bridge.h List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Maydell , David Gibson , Marcel Apfelbaum , Peter Xu From: David Gibson include/hw/pci/pci_bus.h contains several data structures related to PCI bridges that aren't needed by most users of pci_bus.h. We already have a pci_bridge.h, so move them there. Signed-off-by: David Gibson Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin Reviewed-by: Marcel Apfelbaum Reviewed-by: Peter Xu --- include/hw/pci-host/xilinx-pcie.h | 2 +- include/hw/pci/pci_bridge.h | 48 ++++++++++++++++++++++++++++++++++++ include/hw/pci/pci_bus.h | 51 ++------------------------------------- 3 files changed, 51 insertions(+), 50 deletions(-) diff --git a/include/hw/pci-host/xilinx-pcie.h b/include/hw/pci-host/xilinx-pcie.h index bec66b2..74c04dc 100644 --- a/include/hw/pci-host/xilinx-pcie.h +++ b/include/hw/pci-host/xilinx-pcie.h @@ -23,7 +23,7 @@ #include "hw/hw.h" #include "hw/sysbus.h" #include "hw/pci/pci.h" -#include "hw/pci/pci_bus.h" +#include "hw/pci/pci_bridge.h" #include "hw/pci/pcie_host.h" #define TYPE_XILINX_PCIE_HOST "xilinx-pcie-host" diff --git a/include/hw/pci/pci_bridge.h b/include/hw/pci/pci_bridge.h index 1acadc2..9b44ffd 100644 --- a/include/hw/pci/pci_bridge.h +++ b/include/hw/pci/pci_bridge.h @@ -27,6 +27,54 @@ #define QEMU_PCI_BRIDGE_H #include "hw/pci/pci.h" +#include "hw/pci/pci_bus.h" + +typedef struct PCIBridgeWindows PCIBridgeWindows; + +/* + * Aliases for each of the address space windows that the bridge + * can forward. Mapped into the bridge's parent's address space, + * as subregions. + */ +struct PCIBridgeWindows { + MemoryRegion alias_pref_mem; + MemoryRegion alias_mem; + MemoryRegion alias_io; + /* + * When bridge control VGA forwarding is enabled, bridges will + * provide positive decode on the PCI VGA defined I/O port and + * MMIO ranges. When enabled forwarding is only qualified on the + * I/O and memory enable bits in the bridge command register. + */ + MemoryRegion alias_vga[QEMU_PCI_VGA_NUM_REGIONS]; +}; + +#define TYPE_PCI_BRIDGE "base-pci-bridge" +#define PCI_BRIDGE(obj) OBJECT_CHECK(PCIBridge, (obj), TYPE_PCI_BRIDGE) + +struct PCIBridge { + /*< private >*/ + PCIDevice parent_obj; + /*< public >*/ + + /* private member */ + PCIBus sec_bus; + /* + * Memory regions for the bridge's address spaces. These regions are not + * directly added to system_memory/system_io or its descendants. + * Bridge's secondary bus points to these, so that devices + * under the bridge see these regions as its address spaces. + * The regions are as large as the entire address space - + * they don't take into account any windows. + */ + MemoryRegion address_space_mem; + MemoryRegion address_space_io; + + PCIBridgeWindows *windows; + + pci_map_irq_fn map_irq; + const char *bus_name; +}; #define PCI_BRIDGE_DEV_PROP_CHASSIS_NR "chassis_nr" #define PCI_BRIDGE_DEV_PROP_MSI "msi" diff --git a/include/hw/pci/pci_bus.h b/include/hw/pci/pci_bus.h index bc34fd0..b7da8f5 100644 --- a/include/hw/pci/pci_bus.h +++ b/include/hw/pci/pci_bus.h @@ -2,10 +2,10 @@ #define QEMU_PCI_BUS_H /* - * PCI Bus and Bridge datastructures. + * PCI Bus datastructures. * * Do not access the following members directly; - * use accessor functions in pci.h, pci_bridge.h + * use accessor functions in pci.h */ typedef struct PCIBusClass { @@ -44,51 +44,4 @@ struct PCIBus { Notifier machine_done; }; -typedef struct PCIBridgeWindows PCIBridgeWindows; - -/* - * Aliases for each of the address space windows that the bridge - * can forward. Mapped into the bridge's parent's address space, - * as subregions. - */ -struct PCIBridgeWindows { - MemoryRegion alias_pref_mem; - MemoryRegion alias_mem; - MemoryRegion alias_io; - /* - * When bridge control VGA forwarding is enabled, bridges will - * provide positive decode on the PCI VGA defined I/O port and - * MMIO ranges. When enabled forwarding is only qualified on the - * I/O and memory enable bits in the bridge command register. - */ - MemoryRegion alias_vga[QEMU_PCI_VGA_NUM_REGIONS]; -}; - -#define TYPE_PCI_BRIDGE "base-pci-bridge" -#define PCI_BRIDGE(obj) OBJECT_CHECK(PCIBridge, (obj), TYPE_PCI_BRIDGE) - -struct PCIBridge { - /*< private >*/ - PCIDevice parent_obj; - /*< public >*/ - - /* private member */ - PCIBus sec_bus; - /* - * Memory regions for the bridge's address spaces. These regions are not - * directly added to system_memory/system_io or its descendants. - * Bridge's secondary bus points to these, so that devices - * under the bridge see these regions as its address spaces. - * The regions are as large as the entire address space - - * they don't take into account any windows. - */ - MemoryRegion address_space_mem; - MemoryRegion address_space_io; - - PCIBridgeWindows *windows; - - pci_map_irq_fn map_irq; - const char *bus_name; -}; - #endif /* QEMU_PCI_BUS_H */ -- MST