vfio-pci: Roll the header into the .c file
It's only ~100 lines and nobody else should be using this. Suggested by Michael Tsirkin. Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Alex Williamson
parent
98cd5a5eaf
commit
5c97e5eba6
@ -33,9 +33,11 @@
|
||||
#include "memory.h"
|
||||
#include "msi.h"
|
||||
#include "msix.h"
|
||||
#include "pci.h"
|
||||
#include "qemu-common.h"
|
||||
#include "qemu-error.h"
|
||||
#include "qemu-queue.h"
|
||||
#include "range.h"
|
||||
#include "vfio_pci_int.h"
|
||||
|
||||
/* #define DEBUG_VFIO */
|
||||
#ifdef DEBUG_VFIO
|
||||
@ -46,6 +48,99 @@
|
||||
do { } while (0)
|
||||
#endif
|
||||
|
||||
typedef struct VFIOBAR {
|
||||
off_t fd_offset; /* offset of BAR within device fd */
|
||||
int fd; /* device fd, allows us to pass VFIOBAR as opaque data */
|
||||
MemoryRegion mem; /* slow, read/write access */
|
||||
MemoryRegion mmap_mem; /* direct mapped access */
|
||||
void *mmap;
|
||||
size_t size;
|
||||
uint32_t flags; /* VFIO region flags (rd/wr/mmap) */
|
||||
uint8_t nr; /* cache the BAR number for debug */
|
||||
} VFIOBAR;
|
||||
|
||||
typedef struct VFIOINTx {
|
||||
bool pending; /* interrupt pending */
|
||||
bool kvm_accel; /* set when QEMU bypass through KVM enabled */
|
||||
uint8_t pin; /* which pin to pull for qemu_set_irq */
|
||||
EventNotifier interrupt; /* eventfd triggered on interrupt */
|
||||
EventNotifier unmask; /* eventfd for unmask on QEMU bypass */
|
||||
PCIINTxRoute route; /* routing info for QEMU bypass */
|
||||
uint32_t mmap_timeout; /* delay to re-enable mmaps after interrupt */
|
||||
QEMUTimer *mmap_timer; /* enable mmaps after periods w/o interrupts */
|
||||
} VFIOINTx;
|
||||
|
||||
struct VFIODevice;
|
||||
|
||||
typedef struct VFIOMSIVector {
|
||||
EventNotifier interrupt; /* eventfd triggered on interrupt */
|
||||
struct VFIODevice *vdev; /* back pointer to device */
|
||||
int virq; /* KVM irqchip route for QEMU bypass */
|
||||
bool use;
|
||||
} VFIOMSIVector;
|
||||
|
||||
enum {
|
||||
VFIO_INT_NONE = 0,
|
||||
VFIO_INT_INTx = 1,
|
||||
VFIO_INT_MSI = 2,
|
||||
VFIO_INT_MSIX = 3,
|
||||
};
|
||||
|
||||
struct VFIOGroup;
|
||||
|
||||
typedef struct VFIOContainer {
|
||||
int fd; /* /dev/vfio/vfio, empowered by the attached groups */
|
||||
struct {
|
||||
/* enable abstraction to support various iommu backends */
|
||||
union {
|
||||
MemoryListener listener; /* Used by type1 iommu */
|
||||
};
|
||||
void (*release)(struct VFIOContainer *);
|
||||
} iommu_data;
|
||||
QLIST_HEAD(, VFIOGroup) group_list;
|
||||
QLIST_ENTRY(VFIOContainer) next;
|
||||
} VFIOContainer;
|
||||
|
||||
/* Cache of MSI-X setup plus extra mmap and memory region for split BAR map */
|
||||
typedef struct VFIOMSIXInfo {
|
||||
uint8_t table_bar;
|
||||
uint8_t pba_bar;
|
||||
uint16_t entries;
|
||||
uint32_t table_offset;
|
||||
uint32_t pba_offset;
|
||||
MemoryRegion mmap_mem;
|
||||
void *mmap;
|
||||
} VFIOMSIXInfo;
|
||||
|
||||
typedef struct VFIODevice {
|
||||
PCIDevice pdev;
|
||||
int fd;
|
||||
VFIOINTx intx;
|
||||
unsigned int config_size;
|
||||
off_t config_offset; /* Offset of config space region within device fd */
|
||||
unsigned int rom_size;
|
||||
off_t rom_offset; /* Offset of ROM region within device fd */
|
||||
int msi_cap_size;
|
||||
VFIOMSIVector *msi_vectors;
|
||||
VFIOMSIXInfo *msix;
|
||||
int nr_vectors; /* Number of MSI/MSIX vectors currently in use */
|
||||
int interrupt; /* Current interrupt type */
|
||||
VFIOBAR bars[PCI_NUM_REGIONS - 1]; /* No ROM */
|
||||
PCIHostDeviceAddress host;
|
||||
QLIST_ENTRY(VFIODevice) next;
|
||||
struct VFIOGroup *group;
|
||||
bool reset_works;
|
||||
} VFIODevice;
|
||||
|
||||
typedef struct VFIOGroup {
|
||||
int fd;
|
||||
int groupid;
|
||||
VFIOContainer *container;
|
||||
QLIST_HEAD(, VFIODevice) device_list;
|
||||
QLIST_ENTRY(VFIOGroup) next;
|
||||
QLIST_ENTRY(VFIOGroup) container_next;
|
||||
} VFIOGroup;
|
||||
|
||||
#define MSIX_CAP_LENGTH 12
|
||||
|
||||
static QLIST_HEAD(, VFIOContainer)
|
||||
|
||||
@ -1,114 +0,0 @@
|
||||
/*
|
||||
* vfio based device assignment support
|
||||
*
|
||||
* Copyright Red Hat, Inc. 2012
|
||||
*
|
||||
* Authors:
|
||||
* Alex Williamson <alex.williamson@redhat.com>
|
||||
*
|
||||
* This work is licensed under the terms of the GNU GPL, version 2. See
|
||||
* the COPYING file in the top-level directory.
|
||||
*/
|
||||
|
||||
#ifndef HW_VFIO_PCI_INT_H
|
||||
#define HW_VFIO_PCI_INT_H
|
||||
|
||||
#include "qemu-common.h"
|
||||
#include "qemu-queue.h"
|
||||
#include "pci.h"
|
||||
#include "event_notifier.h"
|
||||
|
||||
typedef struct VFIOBAR {
|
||||
off_t fd_offset; /* offset of BAR within device fd */
|
||||
int fd; /* device fd, allows us to pass VFIOBAR as opaque data */
|
||||
MemoryRegion mem; /* slow, read/write access */
|
||||
MemoryRegion mmap_mem; /* direct mapped access */
|
||||
void *mmap;
|
||||
size_t size;
|
||||
uint32_t flags; /* VFIO region flags (rd/wr/mmap) */
|
||||
uint8_t nr; /* cache the BAR number for debug */
|
||||
} VFIOBAR;
|
||||
|
||||
typedef struct VFIOINTx {
|
||||
bool pending; /* interrupt pending */
|
||||
bool kvm_accel; /* set when QEMU bypass through KVM enabled */
|
||||
uint8_t pin; /* which pin to pull for qemu_set_irq */
|
||||
EventNotifier interrupt; /* eventfd triggered on interrupt */
|
||||
EventNotifier unmask; /* eventfd for unmask on QEMU bypass */
|
||||
PCIINTxRoute route; /* routing info for QEMU bypass */
|
||||
uint32_t mmap_timeout; /* delay to re-enable mmaps after interrupt */
|
||||
QEMUTimer *mmap_timer; /* enable mmaps after periods w/o interrupts */
|
||||
} VFIOINTx;
|
||||
|
||||
struct VFIODevice;
|
||||
|
||||
typedef struct VFIOMSIVector {
|
||||
EventNotifier interrupt; /* eventfd triggered on interrupt */
|
||||
struct VFIODevice *vdev; /* back pointer to device */
|
||||
int virq; /* KVM irqchip route for QEMU bypass */
|
||||
bool use;
|
||||
} VFIOMSIVector;
|
||||
|
||||
enum {
|
||||
VFIO_INT_NONE = 0,
|
||||
VFIO_INT_INTx = 1,
|
||||
VFIO_INT_MSI = 2,
|
||||
VFIO_INT_MSIX = 3,
|
||||
};
|
||||
|
||||
struct VFIOGroup;
|
||||
|
||||
typedef struct VFIOContainer {
|
||||
int fd; /* /dev/vfio/vfio, empowered by the attached groups */
|
||||
struct {
|
||||
/* enable abstraction to support various iommu backends */
|
||||
union {
|
||||
MemoryListener listener; /* Used by type1 iommu */
|
||||
};
|
||||
void (*release)(struct VFIOContainer *);
|
||||
} iommu_data;
|
||||
QLIST_HEAD(, VFIOGroup) group_list;
|
||||
QLIST_ENTRY(VFIOContainer) next;
|
||||
} VFIOContainer;
|
||||
|
||||
/* Cache of MSI-X setup plus extra mmap and memory region for split BAR map */
|
||||
typedef struct VFIOMSIXInfo {
|
||||
uint8_t table_bar;
|
||||
uint8_t pba_bar;
|
||||
uint16_t entries;
|
||||
uint32_t table_offset;
|
||||
uint32_t pba_offset;
|
||||
MemoryRegion mmap_mem;
|
||||
void *mmap;
|
||||
} VFIOMSIXInfo;
|
||||
|
||||
typedef struct VFIODevice {
|
||||
PCIDevice pdev;
|
||||
int fd;
|
||||
VFIOINTx intx;
|
||||
unsigned int config_size;
|
||||
off_t config_offset; /* Offset of config space region within device fd */
|
||||
unsigned int rom_size;
|
||||
off_t rom_offset; /* Offset of ROM region within device fd */
|
||||
int msi_cap_size;
|
||||
VFIOMSIVector *msi_vectors;
|
||||
VFIOMSIXInfo *msix;
|
||||
int nr_vectors; /* Number of MSI/MSIX vectors currently in use */
|
||||
int interrupt; /* Current interrupt type */
|
||||
VFIOBAR bars[PCI_NUM_REGIONS - 1]; /* No ROM */
|
||||
PCIHostDeviceAddress host;
|
||||
QLIST_ENTRY(VFIODevice) next;
|
||||
struct VFIOGroup *group;
|
||||
bool reset_works;
|
||||
} VFIODevice;
|
||||
|
||||
typedef struct VFIOGroup {
|
||||
int fd;
|
||||
int groupid;
|
||||
VFIOContainer *container;
|
||||
QLIST_HEAD(, VFIODevice) device_list;
|
||||
QLIST_ENTRY(VFIOGroup) next;
|
||||
QLIST_ENTRY(VFIOGroup) container_next;
|
||||
} VFIOGroup;
|
||||
|
||||
#endif /* HW_VFIO_PCI_INT_H */
|
||||
Loading…
Reference in New Issue
Block a user