diff options
Diffstat (limited to 'qemu/include/hw/vfio/vfio-platform.h')
-rw-r--r-- | qemu/include/hw/vfio/vfio-platform.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/qemu/include/hw/vfio/vfio-platform.h b/qemu/include/hw/vfio/vfio-platform.h deleted file mode 100644 index b468f80b1..000000000 --- a/qemu/include/hw/vfio/vfio-platform.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * vfio based device assignment support - platform devices - * - * Copyright Linaro Limited, 2014 - * - * Authors: - * Kim Phillips <kim.phillips@linaro.org> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * - * Based on vfio based PCI device assignment support: - * Copyright Red Hat, Inc. 2012 - */ - -#ifndef HW_VFIO_VFIO_PLATFORM_H -#define HW_VFIO_VFIO_PLATFORM_H - -#include "hw/sysbus.h" -#include "hw/vfio/vfio-common.h" -#include "qemu/event_notifier.h" -#include "qemu/queue.h" -#include "hw/irq.h" - -#define TYPE_VFIO_PLATFORM "vfio-platform" - -enum { - VFIO_IRQ_INACTIVE = 0, - VFIO_IRQ_PENDING = 1, - VFIO_IRQ_ACTIVE = 2, - /* VFIO_IRQ_ACTIVE_AND_PENDING cannot happen with VFIO */ -}; - -typedef struct VFIOINTp { - QLIST_ENTRY(VFIOINTp) next; /* entry for IRQ list */ - QSIMPLEQ_ENTRY(VFIOINTp) pqnext; /* entry for pending IRQ queue */ - EventNotifier *interrupt; /* eventfd triggered on interrupt */ - EventNotifier *unmask; /* eventfd for unmask on QEMU bypass */ - qemu_irq qemuirq; - struct VFIOPlatformDevice *vdev; /* back pointer to device */ - int state; /* inactive, pending, active */ - uint8_t pin; /* index */ - uint32_t flags; /* IRQ info flags */ - bool kvm_accel; /* set when QEMU bypass through KVM enabled */ -} VFIOINTp; - -/* function type for user side eventfd handler */ -typedef void (*eventfd_user_side_handler_t)(VFIOINTp *intp); - -typedef struct VFIOPlatformDevice { - SysBusDevice sbdev; - VFIODevice vbasedev; /* not a QOM object */ - VFIORegion **regions; - QLIST_HEAD(, VFIOINTp) intp_list; /* list of IRQs */ - /* queue of pending IRQs */ - QSIMPLEQ_HEAD(pending_intp_queue, VFIOINTp) pending_intp_queue; - char *compat; /* compatibility string */ - uint32_t mmap_timeout; /* delay to re-enable mmaps after interrupt */ - QEMUTimer *mmap_timer; /* allows fast-path resume after IRQ hit */ - QemuMutex intp_mutex; /* protect the intp_list IRQ state */ - bool irqfd_allowed; /* debug option to force irqfd on/off */ -} VFIOPlatformDevice; - -typedef struct VFIOPlatformDeviceClass { - /*< private >*/ - SysBusDeviceClass parent_class; - /*< public >*/ -} VFIOPlatformDeviceClass; - -#define VFIO_PLATFORM_DEVICE(obj) \ - OBJECT_CHECK(VFIOPlatformDevice, (obj), TYPE_VFIO_PLATFORM) -#define VFIO_PLATFORM_DEVICE_CLASS(klass) \ - OBJECT_CLASS_CHECK(VFIOPlatformDeviceClass, (klass), TYPE_VFIO_PLATFORM) -#define VFIO_PLATFORM_DEVICE_GET_CLASS(obj) \ - OBJECT_GET_CLASS(VFIOPlatformDeviceClass, (obj), TYPE_VFIO_PLATFORM) - -#endif /*HW_VFIO_VFIO_PLATFORM_H*/ |