hw/display/vga-pci.c

4  * see docs/specs/standard-vga.rst for virtual hardware specs.
29 #include "hw/qdev-properties.h"
57 #define TYPE_PCI_VGA "pci-vga"
100          * Update bytes in little endian order.  Allows to update  in pci_vga_ioport_write()
158         return s->big_endian_fb ?  in pci_vga_qext_read()
173             s->big_endian_fb = true;  in pci_vga_qext_write()
176             s->big_endian_fb = false;  in pci_vga_qext_write()
186     return d->vga.big_endian_fb;  in vga_get_big_endian_fb()
193     d->vga.big_endian_fb = value;  in vga_set_big_endian_fb()
230         qemu_edid_generate(d->edid, sizeof(d->edid), &d->edid_info);  in pci_std_vga_mmio_region_init()
231         qemu_edid_region_io(&subs[3], owner, d->edid, sizeof(d->edid));  in pci_std_vga_mmio_region_init()
239     VGACommonState *s = &d->vga;  in pci_std_vga_realize()
250     s->con = graphic_console_init(DEVICE(dev), 0, s->hw_ops, s);  in pci_std_vga_realize()
253     pci_register_bar(&d->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);  in pci_std_vga_realize()
256     if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_MMIO)) {  in pci_std_vga_realize()
257         memory_region_init_io(&d->mmio, OBJECT(dev), &unassigned_io_ops, NULL,  in pci_std_vga_realize()
260         if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_QEXT)) {  in pci_std_vga_realize()
262             pci_set_byte(&d->dev.config[PCI_REVISION_ID], 2);  in pci_std_vga_realize()
264         if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_EDID)) {  in pci_std_vga_realize()
267         pci_std_vga_mmio_region_init(s, OBJECT(dev), &d->mmio, d->mrs,  in pci_std_vga_realize()
270         pci_register_bar(&d->dev, 2, PCI_BASE_ADDRESS_SPACE_MEMORY, &d->mmio);  in pci_std_vga_realize()
277     VGACommonState *s = &d->vga;  in pci_secondary_vga_realize()
285     s->con = graphic_console_init(DEVICE(dev), 0, s->hw_ops, s);  in pci_secondary_vga_realize()
288     memory_region_init_io(&d->mmio, OBJECT(dev), &unassigned_io_ops, NULL,  in pci_secondary_vga_realize()
291     if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_QEXT)) {  in pci_secondary_vga_realize()
293         pci_set_byte(&d->dev.config[PCI_REVISION_ID], 2);  in pci_secondary_vga_realize()
295     if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_EDID)) {  in pci_secondary_vga_realize()
298     pci_std_vga_mmio_region_init(s, OBJECT(dev), &d->mmio, d->mrs, qext, edid);  in pci_secondary_vga_realize()
300     pci_register_bar(&d->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);  in pci_secondary_vga_realize()
301     pci_register_bar(&d->dev, 2, PCI_BASE_ADDRESS_SPACE_MEMORY, &d->mmio);  in pci_secondary_vga_realize()
307     VGACommonState *s = &d->vga;  in pci_secondary_vga_exit()
309     graphic_console_close(s->con);  in pci_secondary_vga_exit()
310     memory_region_del_subregion(&d->mmio, &d->mrs[0]);  in pci_secondary_vga_exit()
311     memory_region_del_subregion(&d->mmio, &d->mrs[1]);  in pci_secondary_vga_exit()
312     if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_QEXT)) {  in pci_secondary_vga_exit()
313         memory_region_del_subregion(&d->mmio, &d->mrs[2]);  in pci_secondary_vga_exit()
315     if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_EDID)) {  in pci_secondary_vga_exit()
316         memory_region_del_subregion(&d->mmio, &d->mrs[3]);  in pci_secondary_vga_exit()
323     object_property_add_bool(obj, "big-endian-framebuffer",  in pci_secondary_vga_init()
330     vga_common_reset(&d->vga);  in pci_secondary_vga_reset()
336     DEFINE_PROP_BIT("qemu-extended-regs",
341     DEFINE_PROP_BOOL("global-vmstate", PCIVGAState, vga.global_vmstate, false),
346     DEFINE_PROP_BIT("qemu-extended-regs",
359     k->vendor_id = PCI_VENDOR_ID_QEMU;  in vga_pci_class_init()
360     k->device_id = PCI_DEVICE_ID_QEMU_VGA;  in vga_pci_class_init()
361     dc->vmsd = &vmstate_vga_pci;  in vga_pci_class_init()
362     set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);  in vga_pci_class_init()
363     adevc->build_dev_aml = build_vga_aml;  in vga_pci_class_init()
384     k->realize = pci_std_vga_realize;  in vga_class_init()
385     k->romfile = "vgabios-stdvga.bin";  in vga_class_init()
386     k->class_id = PCI_CLASS_DISPLAY_VGA;  in vga_class_init()
388     dc->hotpluggable = false;  in vga_class_init()
391     object_class_property_add_bool(klass, "big-endian-framebuffer",  in vga_class_init()
400     k->realize = pci_secondary_vga_realize;  in secondary_class_init()
401     k->exit = pci_secondary_vga_exit;  in secondary_class_init()
402     k->class_id = PCI_CLASS_DISPLAY_OTHER;  in secondary_class_init()
414     .name          = "secondary-vga",