qxl: use uint64_t for vram size

This allows for the 64bit vram bar to become larger than 2G
(try -device qxl-vga,vram64_size_mb=8192).

https://bugzilla.redhat.com/show_bug.cgi?id=1340439

Signed-off-by: Gerd Hoffmann <[email protected]>
Message-id: 1465389648[email protected]

diff --git a/hw/display/qxl.c b/hw/display/qxl.c
index 919dc5cd362f5b6e127e637edb3ae1836fdee25b..ab96f24a025db4568dc9e30c30e4295cc186a150 100644 (file)
--- a/hw/display/qxl.c
+++ b/hw/display/qxl.c
@@ -1914,7 +1914,7 @@ static void qxl_init_ramsize(PCIQXLDevice *qxl)
 
     /* vram (surfaces, 64bit, bar 4+5) */
     if (qxl->vram_size_mb != -1) {
-        qxl->vram_size = qxl->vram_size_mb * 1024 * 1024;
+        qxl->vram_size = (uint64_t)qxl->vram_size_mb * 1024 * 1024;
     }
     if (qxl->vram_size < qxl->vram32_size) {
         qxl->vram_size = qxl->vram32_size;
@@ -2020,9 +2020,9 @@ static void qxl_realize_common(PCIQXLDevice *qxl, Error **errp)
     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",
+    dprint(qxl, 1, "vram/32: %" PRIx64 "d MB [region 1]\n",
            qxl->vram32_size / (1024*1024));
-    dprint(qxl, 1, "vram/64: %d MB %s\n",
+    dprint(qxl, 1, "vram/64: %" PRIx64 "d MB %s\n",
            qxl->vram_size / (1024*1024),
            qxl->vram32_size < qxl->vram_size ? "[region 4]" : "[unmapped]");
 
@@ -2276,7 +2276,7 @@ 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, vram32_size,
+        DEFINE_PROP_UINT64("vram_size", PCIQXLDevice, vram32_size,
                            64 * 1024 * 1024),
         DEFINE_PROP_UINT32("revision", PCIQXLDevice, revision,
                            QXL_DEFAULT_REVISION),

diff --git a/hw/display/qxl.h b/hw/display/qxl.h
index 2ddf065e1f576ead269968338dff201c97436b88..39ff00407db624b911746ee4609213c130eafab7 100644 (file)
--- a/hw/display/qxl.h
+++ b/hw/display/qxl.h
@@ -104,9 +104,9 @@ typedef struct PCIQXLDevice {
 #endif
 
     /* vram pci bar */
-    uint32_t           vram_size;
+    uint64_t           vram_size;
     MemoryRegion       vram_bar;
-    uint32_t           vram32_size;
+    uint64_t           vram32_size;
     MemoryRegion       vram32_bar;
 
     /* io bar */