| /* | 
 |  * libqos virtio MMIO definitions | 
 |  * | 
 |  * Copyright (c) 2014 Marc MarĂ | 
 |  * | 
 |  * This work is licensed under the terms of the GNU GPL, version 2 or later. | 
 |  * See the COPYING file in the top-level directory. | 
 |  */ | 
 |  | 
 | #ifndef LIBQOS_VIRTIO_MMIO_H | 
 | #define LIBQOS_VIRTIO_MMIO_H | 
 |  | 
 | #include "libqos/virtio.h" | 
 |  | 
 | #define QVIRTIO_MMIO_MAGIC_VALUE        0x000 | 
 | #define QVIRTIO_MMIO_VERSION            0x004 | 
 | #define QVIRTIO_MMIO_DEVICE_ID          0x008 | 
 | #define QVIRTIO_MMIO_VENDOR_ID          0x00C | 
 | #define QVIRTIO_MMIO_HOST_FEATURES      0x010 | 
 | #define QVIRTIO_MMIO_HOST_FEATURES_SEL  0x014 | 
 | #define QVIRTIO_MMIO_GUEST_FEATURES     0x020 | 
 | #define QVIRTIO_MMIO_GUEST_FEATURES_SEL 0x024 | 
 | #define QVIRTIO_MMIO_GUEST_PAGE_SIZE    0x028 | 
 | #define QVIRTIO_MMIO_QUEUE_SEL          0x030 | 
 | #define QVIRTIO_MMIO_QUEUE_NUM_MAX      0x034 | 
 | #define QVIRTIO_MMIO_QUEUE_NUM          0x038 | 
 | #define QVIRTIO_MMIO_QUEUE_ALIGN        0x03C | 
 | #define QVIRTIO_MMIO_QUEUE_PFN          0x040 | 
 | #define QVIRTIO_MMIO_QUEUE_NOTIFY       0x050 | 
 | #define QVIRTIO_MMIO_INTERRUPT_STATUS   0x060 | 
 | #define QVIRTIO_MMIO_INTERRUPT_ACK      0x064 | 
 | #define QVIRTIO_MMIO_DEVICE_STATUS      0x070 | 
 | #define QVIRTIO_MMIO_DEVICE_SPECIFIC    0x100 | 
 |  | 
 | typedef struct QVirtioMMIODevice { | 
 |     QVirtioDevice vdev; | 
 |     uint64_t addr; | 
 |     uint32_t page_size; | 
 |     uint32_t features; /* As it cannot be read later, save it */ | 
 | } QVirtioMMIODevice; | 
 |  | 
 | extern const QVirtioBus qvirtio_mmio; | 
 |  | 
 | QVirtioMMIODevice *qvirtio_mmio_init_device(uint64_t addr, uint32_t page_size); | 
 |  | 
 | #endif |