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authorGerd Hoffmann <kraxel@redhat.com>2018-10-05 18:01:47 +0200
committerGerd Hoffmann <kraxel@redhat.com>2018-10-15 09:57:33 +0200
commita0d098b7942bf8522375c2f899d89c39b7f3c899 (patch)
tree4c0e36f6cedd588483a1b4aa9c11e009ce571290 /hw/display/bochs-display.c
parentcc22c1bf5d22f37b0dc680cd98761fcf30b93442 (diff)
bochs-display: wire up edid support
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Message-id: 20181005160147.892-3-kraxel@redhat.com
Diffstat (limited to 'hw/display/bochs-display.c')
-rw-r--r--hw/display/bochs-display.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/hw/display/bochs-display.c b/hw/display/bochs-display.c
index 09d8944a1b..3d439eb240 100644
--- a/hw/display/bochs-display.c
+++ b/hw/display/bochs-display.c
@@ -9,6 +9,7 @@
#include "hw/hw.h"
#include "hw/pci/pci.h"
#include "hw/display/bochs-vbe.h"
+#include "hw/display/edid.h"
#include "qapi/error.h"
@@ -35,9 +36,13 @@ typedef struct BochsDisplayState {
MemoryRegion mmio;
MemoryRegion vbe;
MemoryRegion qext;
+ MemoryRegion edid;
/* device config */
uint64_t vgamem;
+ bool enable_edid;
+ qemu_edid_info edid_info;
+ uint8_t edid_blob[256];
/* device registers */
uint16_t vbe_regs[VBE_DISPI_INDEX_NB];
@@ -283,6 +288,12 @@ static void bochs_display_realize(PCIDevice *dev, Error **errp)
pci_register_bar(&s->pci, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);
pci_register_bar(&s->pci, 2, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
+ if (s->enable_edid) {
+ qemu_edid_generate(s->edid_blob, sizeof(s->edid_blob), &s->edid_info);
+ qemu_edid_region_io(&s->edid, obj, s->edid_blob, sizeof(s->edid_blob));
+ memory_region_add_subregion(&s->mmio, 0, &s->edid);
+ }
+
if (pci_bus_is_express(pci_get_bus(dev))) {
dev->cap_present |= QEMU_PCI_CAP_EXPRESS;
ret = pcie_endpoint_cap_init(dev, 0x80);
@@ -325,6 +336,8 @@ static void bochs_display_exit(PCIDevice *dev)
static Property bochs_display_properties[] = {
DEFINE_PROP_SIZE("vgamem", BochsDisplayState, vgamem, 16 * MiB),
+ DEFINE_PROP_BOOL("edid", BochsDisplayState, enable_edid, false),
+ DEFINE_EDID_PROPERTIES(BochsDisplayState, edid_info),
DEFINE_PROP_END_OF_LIST(),
};