diff options
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/nvram/fw_cfg.h | 3 | ||||
| -rw-r--r-- | include/hw/vfio/vfio-calxeda-xgmac.h | 46 | ||||
| -rw-r--r-- | include/hw/vfio/vfio-common.h | 1 | ||||
| -rw-r--r-- | include/hw/vfio/vfio-platform.h | 75 | ||||
| -rw-r--r-- | include/hw/virtio/virtio-gpu.h | 145 |
5 files changed, 268 insertions, 2 deletions
diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h index 6d8a8ac564..e60d3ca212 100644 --- a/include/hw/nvram/fw_cfg.h +++ b/include/hw/nvram/fw_cfg.h @@ -67,10 +67,9 @@ typedef void (*FWCfgReadCallback)(void *opaque, uint32_t offset); void fw_cfg_add_bytes(FWCfgState *s, uint16_t key, void *data, size_t len); void fw_cfg_add_string(FWCfgState *s, uint16_t key, const char *value); void fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value); +void fw_cfg_modify_i16(FWCfgState *s, uint16_t key, uint16_t value); void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value); void fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value); -void fw_cfg_add_callback(FWCfgState *s, uint16_t key, FWCfgCallback callback, - void *callback_opaque, void *data, size_t len); void fw_cfg_add_file(FWCfgState *s, const char *filename, void *data, size_t len); void fw_cfg_add_file_callback(FWCfgState *s, const char *filename, diff --git a/include/hw/vfio/vfio-calxeda-xgmac.h b/include/hw/vfio/vfio-calxeda-xgmac.h new file mode 100644 index 0000000000..f994775c09 --- /dev/null +++ b/include/hw/vfio/vfio-calxeda-xgmac.h @@ -0,0 +1,46 @@ +/* + * VFIO calxeda xgmac device + * + * Copyright Linaro Limited, 2014 + * + * Authors: + * Eric Auger <eric.auger@linaro.org> + * + * 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_VFIO_CALXEDA_XGMAC_H +#define HW_VFIO_VFIO_CALXEDA_XGMAC_H + +#include "hw/vfio/vfio-platform.h" + +#define TYPE_VFIO_CALXEDA_XGMAC "vfio-calxeda-xgmac" + +/** + * This device exposes: + * - a single MMIO region corresponding to its register space + * - 3 IRQS (main and 2 power related IRQs) + */ +typedef struct VFIOCalxedaXgmacDevice { + VFIOPlatformDevice vdev; +} VFIOCalxedaXgmacDevice; + +typedef struct VFIOCalxedaXgmacDeviceClass { + /*< private >*/ + VFIOPlatformDeviceClass parent_class; + /*< public >*/ + DeviceRealize parent_realize; +} VFIOCalxedaXgmacDeviceClass; + +#define VFIO_CALXEDA_XGMAC_DEVICE(obj) \ + OBJECT_CHECK(VFIOCalxedaXgmacDevice, (obj), TYPE_VFIO_CALXEDA_XGMAC) +#define VFIO_CALXEDA_XGMAC_DEVICE_CLASS(klass) \ + OBJECT_CLASS_CHECK(VFIOCalxedaXgmacDeviceClass, (klass), \ + TYPE_VFIO_CALXEDA_XGMAC) +#define VFIO_CALXEDA_XGMAC_DEVICE_GET_CLASS(obj) \ + OBJECT_GET_CLASS(VFIOCalxedaXgmacDeviceClass, (obj), \ + TYPE_VFIO_CALXEDA_XGMAC) + +#endif diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index 0d1fb805bb..59a321d479 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -42,6 +42,7 @@ enum { VFIO_DEVICE_TYPE_PCI = 0, + VFIO_DEVICE_TYPE_PLATFORM = 1, }; typedef struct VFIORegion { diff --git a/include/hw/vfio/vfio-platform.h b/include/hw/vfio/vfio-platform.h new file mode 100644 index 0000000000..26b2ad6f4e --- /dev/null +++ b/include/hw/vfio/vfio-platform.h @@ -0,0 +1,75 @@ +/* + * 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 */ +} 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 */ +} 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*/ diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h new file mode 100644 index 0000000000..b8c9244b21 --- /dev/null +++ b/include/hw/virtio/virtio-gpu.h @@ -0,0 +1,145 @@ +/* + * Virtio GPU Device + * + * Copyright Red Hat, Inc. 2013-2014 + * + * Authors: + * Dave Airlie <airlied@redhat.com> + * Gerd Hoffmann <kraxel@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 _QEMU_VIRTIO_VGA_H +#define _QEMU_VIRTIO_VGA_H + +#include "qemu/queue.h" +#include "ui/qemu-pixman.h" +#include "ui/console.h" +#include "hw/virtio/virtio.h" +#include "hw/pci/pci.h" + +#include "standard-headers/linux/virtio_gpu.h" +#define TYPE_VIRTIO_GPU "virtio-gpu-device" +#define VIRTIO_GPU(obj) \ + OBJECT_CHECK(VirtIOGPU, (obj), TYPE_VIRTIO_GPU) + +#define VIRTIO_ID_GPU 16 + +#define VIRTIO_GPU_MAX_SCANOUT 4 + +struct virtio_gpu_simple_resource { + uint32_t resource_id; + uint32_t width; + uint32_t height; + uint32_t format; + struct iovec *iov; + unsigned int iov_cnt; + uint32_t scanout_bitmask; + pixman_image_t *image; + QTAILQ_ENTRY(virtio_gpu_simple_resource) next; +}; + +struct virtio_gpu_scanout { + QemuConsole *con; + DisplaySurface *ds; + uint32_t width, height; + int x, y; + int invalidate; + uint32_t resource_id; + QEMUCursor *current_cursor; +}; + +struct virtio_gpu_requested_state { + uint32_t width, height; + int x, y; +}; + +struct virtio_gpu_conf { + uint32_t max_outputs; +}; + +struct virtio_gpu_ctrl_command { + VirtQueueElement elem; + VirtQueue *vq; + struct virtio_gpu_ctrl_hdr cmd_hdr; + uint32_t error; + bool finished; + QTAILQ_ENTRY(virtio_gpu_ctrl_command) next; +}; + +typedef struct VirtIOGPU { + VirtIODevice parent_obj; + + QEMUBH *ctrl_bh; + QEMUBH *cursor_bh; + VirtQueue *ctrl_vq; + VirtQueue *cursor_vq; + + int enable; + + int config_size; + DeviceState *qdev; + + QTAILQ_HEAD(, virtio_gpu_simple_resource) reslist; + QTAILQ_HEAD(, virtio_gpu_ctrl_command) fenceq; + + struct virtio_gpu_scanout scanout[VIRTIO_GPU_MAX_SCANOUT]; + struct virtio_gpu_requested_state req_state[VIRTIO_GPU_MAX_SCANOUT]; + + struct virtio_gpu_conf conf; + int enabled_output_bitmask; + struct virtio_gpu_config virtio_config; + + QEMUTimer *fence_poll; + QEMUTimer *print_stats; + + struct { + uint32_t inflight; + uint32_t max_inflight; + uint32_t requests; + uint32_t req_3d; + uint32_t bytes_3d; + } stats; +} VirtIOGPU; + +extern const GraphicHwOps virtio_gpu_ops; + +/* to share between PCI and VGA */ +#define DEFINE_VIRTIO_GPU_PCI_PROPERTIES(_state) \ + DEFINE_PROP_BIT("ioeventfd", _state, flags, \ + VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, false), \ + DEFINE_PROP_UINT32("vectors", _state, nvectors, 3) + +#define DEFINE_VIRTIO_GPU_PROPERTIES(_state, _conf_field) \ + DEFINE_PROP_UINT32("max_outputs", _state, _conf_field.max_outputs, 1) + +#define VIRTIO_GPU_FILL_CMD(out) do { \ + size_t s; \ + s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 0, \ + &out, sizeof(out)); \ + if (s != sizeof(out)) { \ + qemu_log_mask(LOG_GUEST_ERROR, \ + "%s: command size incorrect %zu vs %zu\n", \ + __func__, s, sizeof(out)); \ + return; \ + } \ + } while (0) + +/* virtio-gpu.c */ +void virtio_gpu_ctrl_response(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd, + struct virtio_gpu_ctrl_hdr *resp, + size_t resp_len); +void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd, + enum virtio_gpu_ctrl_type type); +void virtio_gpu_get_display_info(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd); +int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab, + struct virtio_gpu_ctrl_command *cmd, + struct iovec **iov); +void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count); + +#endif |