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Diffstat (limited to 'hw/qxl.c')
-rw-r--r--hw/qxl.c51
1 files changed, 44 insertions, 7 deletions
diff --git a/hw/qxl.c b/hw/qxl.c
index d83d245685..e17b0e31af 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -976,6 +976,7 @@ static void qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta,
static const int regions[] = {
QXL_RAM_RANGE_INDEX,
QXL_VRAM_RANGE_INDEX,
+ QXL_VRAM64_RANGE_INDEX,
};
uint64_t guest_start;
uint64_t guest_end;
@@ -1022,6 +1023,7 @@ static void qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta,
virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vga.vram);
break;
case QXL_VRAM_RANGE_INDEX:
+ case 4 /* vram 64bit */:
virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vram_bar);
break;
default:
@@ -1622,18 +1624,28 @@ static void qxl_init_ramsize(PCIQXLDevice *qxl, uint32_t ram_min_mb)
qxl->vga.vram_size = ram_min_mb * 1024 * 1024;
}
- /* vram (surfaces, bar 1) */
+ /* vram32 (surfaces, 32bit, bar 1) */
+ if (qxl->vram32_size_mb != -1) {
+ qxl->vram32_size = qxl->vram32_size_mb * 1024 * 1024;
+ }
+ if (qxl->vram32_size < 4096) {
+ qxl->vram32_size = 4096;
+ }
+
+ /* vram (surfaces, 64bit, bar 4+5) */
if (qxl->vram_size_mb != -1) {
qxl->vram_size = qxl->vram_size_mb * 1024 * 1024;
}
- if (qxl->vram_size < 4096) {
- qxl->vram_size = 4096;
+ if (qxl->vram_size < qxl->vram32_size) {
+ qxl->vram_size = qxl->vram32_size;
}
+
if (qxl->revision == 1) {
+ qxl->vram32_size = 4096;
qxl->vram_size = 4096;
}
-
qxl->vga.vram_size = msb_mask(qxl->vga.vram_size * 2 - 1);
+ qxl->vram32_size = msb_mask(qxl->vram32_size * 2 - 1);
qxl->vram_size = msb_mask(qxl->vram_size * 2 - 1);
}
@@ -1675,6 +1687,8 @@ static int qxl_init_common(PCIQXLDevice *qxl)
memory_region_init_ram(&qxl->vram_bar, "qxl.vram", qxl->vram_size);
vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev);
+ memory_region_init_alias(&qxl->vram32_bar, "qxl.vram32", &qxl->vram_bar,
+ 0, qxl->vram32_size);
io_size = msb_mask(QXL_IO_RANGE_SIZE * 2 - 1);
if (qxl->revision == 1) {
@@ -1698,7 +1712,29 @@ static int qxl_init_common(PCIQXLDevice *qxl)
PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vga.vram);
pci_register_bar(&qxl->pci, QXL_VRAM_RANGE_INDEX,
- PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram_bar);
+ PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram32_bar);
+
+ if (qxl->vram32_size < qxl->vram_size) {
+ /*
+ * Make the 64bit vram bar show up only in case it is
+ * configured to be larger than the 32bit vram bar.
+ */
+ pci_register_bar(&qxl->pci, QXL_VRAM64_RANGE_INDEX,
+ PCI_BASE_ADDRESS_SPACE_MEMORY |
+ PCI_BASE_ADDRESS_MEM_TYPE_64 |
+ PCI_BASE_ADDRESS_MEM_PREFETCH,
+ &qxl->vram_bar);
+ }
+
+ /* print pci bar details */
+ dprint(qxl, 1, "ram/%s: %d MB [region 0]\n",
+ qxl->id == 0 ? "pri" : "sec",
+ qxl->vga.vram_size / (1024*1024));
+ dprint(qxl, 1, "vram/32: %d MB [region 1]\n",
+ qxl->vram32_size / (1024*1024));
+ dprint(qxl, 1, "vram/64: %d MB %s\n",
+ qxl->vram_size / (1024*1024),
+ qxl->vram32_size < qxl->vram_size ? "[region 4]" : "[unmapped]");
qxl->ssd.qxl.base.sif = &qxl_interface.base;
qxl->ssd.qxl.id = qxl->id;
@@ -1917,7 +1953,7 @@ static VMStateDescription qxl_vmstate = {
static Property qxl_properties[] = {
DEFINE_PROP_UINT32("ram_size", PCIQXLDevice, vga.vram_size,
64 * 1024 * 1024),
- DEFINE_PROP_UINT32("vram_size", PCIQXLDevice, vram_size,
+ DEFINE_PROP_UINT32("vram_size", PCIQXLDevice, vram32_size,
64 * 1024 * 1024),
DEFINE_PROP_UINT32("revision", PCIQXLDevice, revision,
QXL_DEFAULT_REVISION),
@@ -1925,7 +1961,8 @@ static Property qxl_properties[] = {
DEFINE_PROP_UINT32("guestdebug", PCIQXLDevice, guestdebug, 0),
DEFINE_PROP_UINT32("cmdlog", PCIQXLDevice, cmdlog, 0),
DEFINE_PROP_UINT32("ram_size_mb", PCIQXLDevice, ram_size_mb, -1),
- DEFINE_PROP_UINT32("vram_size_mb", PCIQXLDevice, vram_size_mb, -1),
+ DEFINE_PROP_UINT32("vram_size_mb", PCIQXLDevice, vram32_size_mb, 0),
+ DEFINE_PROP_UINT32("vram64_size_mb", PCIQXLDevice, vram_size_mb, 0),
DEFINE_PROP_END_OF_LIST(),
};