diff options
Diffstat (limited to 'libdde_linux26/contrib/include/linux/virtio_pci.h')
| -rw-r--r-- | libdde_linux26/contrib/include/linux/virtio_pci.h | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/libdde_linux26/contrib/include/linux/virtio_pci.h b/libdde_linux26/contrib/include/linux/virtio_pci.h deleted file mode 100644 index cd0fd5d1..00000000 --- a/libdde_linux26/contrib/include/linux/virtio_pci.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Virtio PCI driver - * - * This module allows virtio devices to be used over a virtual PCI device. - * This can be used with QEMU based VMMs like KVM or Xen. - * - * Copyright IBM Corp. 2007 - * - * Authors: - * Anthony Liguori <aliguori@us.ibm.com> - * - * This header is BSD licensed so anyone can use the definitions to implement - * compatible drivers/servers. - */ - -#ifndef _LINUX_VIRTIO_PCI_H -#define _LINUX_VIRTIO_PCI_H - -#include <linux/virtio_config.h> - -/* A 32-bit r/o bitmask of the features supported by the host */ -#define VIRTIO_PCI_HOST_FEATURES 0 - -/* A 32-bit r/w bitmask of features activated by the guest */ -#define VIRTIO_PCI_GUEST_FEATURES 4 - -/* A 32-bit r/w PFN for the currently selected queue */ -#define VIRTIO_PCI_QUEUE_PFN 8 - -/* A 16-bit r/o queue size for the currently selected queue */ -#define VIRTIO_PCI_QUEUE_NUM 12 - -/* A 16-bit r/w queue selector */ -#define VIRTIO_PCI_QUEUE_SEL 14 - -/* A 16-bit r/w queue notifier */ -#define VIRTIO_PCI_QUEUE_NOTIFY 16 - -/* An 8-bit device status register. */ -#define VIRTIO_PCI_STATUS 18 - -/* An 8-bit r/o interrupt status register. Reading the value will return the - * current contents of the ISR and will also clear it. This is effectively - * a read-and-acknowledge. */ -#define VIRTIO_PCI_ISR 19 - -/* The bit of the ISR which indicates a device configuration change. */ -#define VIRTIO_PCI_ISR_CONFIG 0x2 - -/* The remaining space is defined by each driver as the per-driver - * configuration space */ -#define VIRTIO_PCI_CONFIG 20 - -/* Virtio ABI version, this must match exactly */ -#define VIRTIO_PCI_ABI_VERSION 0 - -/* How many bits to shift physical queue address written to QUEUE_PFN. - * 12 is historical, and due to x86 page size. */ -#define VIRTIO_PCI_QUEUE_ADDR_SHIFT 12 - -/* The alignment to use between consumer and producer parts of vring. - * x86 pagesize again. */ -#define VIRTIO_PCI_VRING_ALIGN 4096 -#endif |