projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 0a6ed700 MM |
1 | /* |
| 2 | * libqos virtio MMIO definitions | |
| 3 | * | |
| 4 | * Copyright (c) 2014 Marc Marí | |
| 5 | * | |
| 6 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
| 7 | * See the COPYING file in the top-level directory. | |
| 8 | */ | |
| 9 | ||
| 10 | #ifndef LIBQOS_VIRTIO_MMIO_H | |
| 11 | #define LIBQOS_VIRTIO_MMIO_H | |
| 12 | ||
| 13 | #include "libqos/virtio.h" | |
| 57ed038a | 14 | #include "libqos/qgraph.h" |
| 0a6ed700 MM |
15 | |
| 16 | #define QVIRTIO_MMIO_MAGIC_VALUE 0x000 | |
| 17 | #define QVIRTIO_MMIO_VERSION 0x004 | |
| 18 | #define QVIRTIO_MMIO_DEVICE_ID 0x008 | |
| 19 | #define QVIRTIO_MMIO_VENDOR_ID 0x00C | |
| 20 | #define QVIRTIO_MMIO_HOST_FEATURES 0x010 | |
| 21 | #define QVIRTIO_MMIO_HOST_FEATURES_SEL 0x014 | |
| 22 | #define QVIRTIO_MMIO_GUEST_FEATURES 0x020 | |
| 23 | #define QVIRTIO_MMIO_GUEST_FEATURES_SEL 0x024 | |
| 24 | #define QVIRTIO_MMIO_GUEST_PAGE_SIZE 0x028 | |
| 25 | #define QVIRTIO_MMIO_QUEUE_SEL 0x030 | |
| 26 | #define QVIRTIO_MMIO_QUEUE_NUM_MAX 0x034 | |
| 27 | #define QVIRTIO_MMIO_QUEUE_NUM 0x038 | |
| 28 | #define QVIRTIO_MMIO_QUEUE_ALIGN 0x03C | |
| 29 | #define QVIRTIO_MMIO_QUEUE_PFN 0x040 | |
| 30 | #define QVIRTIO_MMIO_QUEUE_NOTIFY 0x050 | |
| 31 | #define QVIRTIO_MMIO_INTERRUPT_STATUS 0x060 | |
| 32 | #define QVIRTIO_MMIO_INTERRUPT_ACK 0x064 | |
| 33 | #define QVIRTIO_MMIO_DEVICE_STATUS 0x070 | |
| 34 | #define QVIRTIO_MMIO_DEVICE_SPECIFIC 0x100 | |
| 35 | ||
| 36 | typedef struct QVirtioMMIODevice { | |
| 57ed038a | 37 | QOSGraphObject obj; |
| 0a6ed700 | 38 | QVirtioDevice vdev; |
| 57ed038a | 39 | QTestState *qts; |
| 0a6ed700 MM |
40 | uint64_t addr; |
| 41 | uint32_t page_size; | |
| 42 | uint32_t features; /* As it cannot be read later, save it */ | |
| 43 | } QVirtioMMIODevice; | |
| 44 | ||
| 45 | extern const QVirtioBus qvirtio_mmio; | |
| 46 | ||
| 57ed038a EGE |
47 | void qvirtio_mmio_init_device(QVirtioMMIODevice *dev, QTestState *qts, |
| 48 | uint64_t addr, uint32_t page_size); | |
| 0a6ed700 MM |
49 | |
| 50 | #endif |