diff options
Diffstat (limited to 'qemu/hw/display/virtio-vga.c')
| -rw-r--r-- | qemu/hw/display/virtio-vga.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/qemu/hw/display/virtio-vga.c b/qemu/hw/display/virtio-vga.c deleted file mode 100644 index e58b165ae..000000000 --- a/qemu/hw/display/virtio-vga.c +++ /dev/null @@ -1,193 +0,0 @@ -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/pci/pci.h" -#include "ui/console.h" -#include "vga_int.h" -#include "hw/virtio/virtio-pci.h" - -/* - * virtio-vga: This extends VirtioPCIProxy. - */ -#define TYPE_VIRTIO_VGA "virtio-vga" -#define VIRTIO_VGA(obj) \ - OBJECT_CHECK(VirtIOVGA, (obj), TYPE_VIRTIO_VGA) - -typedef struct VirtIOVGA { - VirtIOPCIProxy parent_obj; - VirtIOGPU vdev; - VGACommonState vga; - MemoryRegion vga_mrs[3]; -} VirtIOVGA; - -static void virtio_vga_invalidate_display(void *opaque) -{ - VirtIOVGA *vvga = opaque; - - if (vvga->vdev.enable) { - virtio_gpu_ops.invalidate(&vvga->vdev); - } else { - vvga->vga.hw_ops->invalidate(&vvga->vga); - } -} - -static void virtio_vga_update_display(void *opaque) -{ - VirtIOVGA *vvga = opaque; - - if (vvga->vdev.enable) { - virtio_gpu_ops.gfx_update(&vvga->vdev); - } else { - vvga->vga.hw_ops->gfx_update(&vvga->vga); - } -} - -static void virtio_vga_text_update(void *opaque, console_ch_t *chardata) -{ - VirtIOVGA *vvga = opaque; - - if (vvga->vdev.enable) { - if (virtio_gpu_ops.text_update) { - virtio_gpu_ops.text_update(&vvga->vdev, chardata); - } - } else { - if (vvga->vga.hw_ops->text_update) { - vvga->vga.hw_ops->text_update(&vvga->vga, chardata); - } - } -} - -static int virtio_vga_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info) -{ - VirtIOVGA *vvga = opaque; - - if (virtio_gpu_ops.ui_info) { - return virtio_gpu_ops.ui_info(&vvga->vdev, idx, info); - } - return -1; -} - -static void virtio_vga_gl_block(void *opaque, bool block) -{ - VirtIOVGA *vvga = opaque; - - if (virtio_gpu_ops.gl_block) { - virtio_gpu_ops.gl_block(&vvga->vdev, block); - } -} - -static const GraphicHwOps virtio_vga_ops = { - .invalidate = virtio_vga_invalidate_display, - .gfx_update = virtio_vga_update_display, - .text_update = virtio_vga_text_update, - .ui_info = virtio_vga_ui_info, - .gl_block = virtio_vga_gl_block, -}; - -/* VGA device wrapper around PCI device around virtio GPU */ -static void virtio_vga_realize(VirtIOPCIProxy *vpci_dev, Error **errp) -{ - VirtIOVGA *vvga = VIRTIO_VGA(vpci_dev); - VirtIOGPU *g = &vvga->vdev; - VGACommonState *vga = &vvga->vga; - uint32_t offset; - int i; - - /* init vga compat bits */ - vga->vram_size_mb = 8; - vga_common_init(vga, OBJECT(vpci_dev), false); - vga_init(vga, OBJECT(vpci_dev), pci_address_space(&vpci_dev->pci_dev), - pci_address_space_io(&vpci_dev->pci_dev), true); - pci_register_bar(&vpci_dev->pci_dev, 0, - PCI_BASE_ADDRESS_MEM_PREFETCH, &vga->vram); - - /* - * Configure virtio bar and regions - * - * We use bar #2 for the mmio regions, to be compatible with stdvga. - * virtio regions are moved to the end of bar #2, to make room for - * the stdvga mmio registers at the start of bar #2. - */ - vpci_dev->modern_mem_bar = 2; - vpci_dev->msix_bar = 4; - offset = memory_region_size(&vpci_dev->modern_bar); - offset -= vpci_dev->notify.size; - vpci_dev->notify.offset = offset; - offset -= vpci_dev->device.size; - vpci_dev->device.offset = offset; - offset -= vpci_dev->isr.size; - vpci_dev->isr.offset = offset; - offset -= vpci_dev->common.size; - vpci_dev->common.offset = offset; - - /* init virtio bits */ - qdev_set_parent_bus(DEVICE(g), BUS(&vpci_dev->bus)); - /* force virtio-1.0 */ - vpci_dev->flags &= ~VIRTIO_PCI_FLAG_DISABLE_MODERN; - vpci_dev->flags |= VIRTIO_PCI_FLAG_DISABLE_LEGACY; - object_property_set_bool(OBJECT(g), true, "realized", errp); - - /* add stdvga mmio regions */ - pci_std_vga_mmio_region_init(vga, &vpci_dev->modern_bar, - vvga->vga_mrs, true); - - vga->con = g->scanout[0].con; - graphic_console_set_hwops(vga->con, &virtio_vga_ops, vvga); - - for (i = 0; i < g->conf.max_outputs; i++) { - object_property_set_link(OBJECT(g->scanout[i].con), - OBJECT(vpci_dev), - "device", errp); - } -} - -static void virtio_vga_reset(DeviceState *dev) -{ - VirtIOVGA *vvga = VIRTIO_VGA(dev); - vvga->vdev.enable = 0; - - vga_dirty_log_start(&vvga->vga); -} - -static Property virtio_vga_properties[] = { - DEFINE_VIRTIO_GPU_PCI_PROPERTIES(VirtIOPCIProxy), - DEFINE_PROP_END_OF_LIST(), -}; - -static void virtio_vga_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); - PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); - - set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); - dc->props = virtio_vga_properties; - dc->reset = virtio_vga_reset; - dc->hotpluggable = false; - - k->realize = virtio_vga_realize; - pcidev_k->romfile = "vgabios-virtio.bin"; - pcidev_k->class_id = PCI_CLASS_DISPLAY_VGA; -} - -static void virtio_vga_inst_initfn(Object *obj) -{ - VirtIOVGA *dev = VIRTIO_VGA(obj); - - virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), - TYPE_VIRTIO_GPU); -} - -static TypeInfo virtio_vga_info = { - .name = TYPE_VIRTIO_VGA, - .parent = TYPE_VIRTIO_PCI, - .instance_size = sizeof(struct VirtIOVGA), - .instance_init = virtio_vga_inst_initfn, - .class_init = virtio_vga_class_init, -}; - -static void virtio_vga_register_types(void) -{ - type_register_static(&virtio_vga_info); -} - -type_init(virtio_vga_register_types) |