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# fix VMware VGA driver depth calculation error, which may cause segmentation fault
#
# ktian1, 06/29/2010
Index: qemu-0.14.0/console.h
===================================================================
--- qemu-0.14.0.orig/console.h
+++ qemu-0.14.0/console.h
@@ -171,6 +171,12 @@ struct DisplayAllocator {
void (*free_displaysurface)(DisplaySurface *surface);
};
+struct DisplayPostCallback {
+ void (*postcall) (void *);
+ void *parm;
+ struct DisplayPostCallback *next;
+};
+
struct DisplayState {
struct DisplaySurface *surface;
void *opaque;
@@ -178,6 +184,7 @@ struct DisplayState {
struct DisplayAllocator* allocator;
struct DisplayChangeListener* listeners;
+ struct DisplayPostCallback* postcalls;
void (*mouse_set)(int x, int y, int on);
void (*cursor_define)(QEMUCursor *cursor);
@@ -229,6 +236,12 @@ static inline void register_displaychang
ds->listeners = dcl;
}
+static inline void register_displaypostcallback(DisplayState *ds, DisplayPostCallback *dpc)
+{
+ dpc->next = ds->postcalls;
+ ds->postcalls = dpc;
+}
+
static inline void dpy_update(DisplayState *s, int x, int y, int w, int h)
{
struct DisplayChangeListener *dcl = s->listeners;
Index: qemu-0.14.0/hw/vmware_vga.c
===================================================================
--- qemu-0.14.0.orig/hw/vmware_vga.c
+++ qemu-0.14.0/hw/vmware_vga.c
@@ -1001,8 +1001,9 @@ static void vmsvga_update_display(void *
}
}
-static void vmsvga_reset(struct vmsvga_state_s *s)
+static void vmsvga_reset(void *parm)
{
+ struct vmsvga_state_s *s = (struct vmsvga_state_s *)parm;
s->index = 0;
s->enable = 0;
s->config = 0;
@@ -1207,6 +1208,8 @@ static const VMStateDescription vmstate_
static void vmsvga_init(struct vmsvga_state_s *s, int vga_ram_size)
{
+ DisplayPostCallback *dpc;
+
s->scratch_size = SVGA_SCRATCH_SIZE;
s->scratch = qemu_malloc(s->scratch_size * 4);
@@ -1224,7 +1227,10 @@ static void vmsvga_init(struct vmsvga_st
vga_init(&s->vga);
vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga);
- vmsvga_reset(s);
+ dpc = qemu_mallocz(sizeof(DisplayPostCallback));
+ dpc->postcall = vmsvga_reset;
+ dpc->parm = s;
+ register_displaypostcallback(s->vga.ds, dpc);
}
static void pci_vmsvga_map_ioport(PCIDevice *pci_dev, int region_num,
Index: qemu-0.14.0/qemu-common.h
===================================================================
--- qemu-0.14.0.orig/qemu-common.h
+++ qemu-0.14.0/qemu-common.h
@@ -241,6 +241,7 @@ typedef struct DisplayState DisplayState
typedef struct DisplayChangeListener DisplayChangeListener;
typedef struct DisplaySurface DisplaySurface;
typedef struct DisplayAllocator DisplayAllocator;
+typedef struct DisplayPostCallback DisplayPostCallback;
typedef struct PixelFormat PixelFormat;
typedef struct TextConsole TextConsole;
typedef TextConsole QEMUConsole;
Index: qemu-0.14.0/vl.c
===================================================================
--- qemu-0.14.0.orig/vl.c
+++ qemu-0.14.0/vl.c
@@ -1920,6 +1920,7 @@ int main(int argc, char **argv, char **e
char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
DisplayState *ds;
DisplayChangeListener *dcl;
+ DisplayPostCallback *dpc;
int cyls, heads, secs, translation;
QemuOpts *hda_opts = NULL, *opts;
QemuOptsList *olist;
@@ -3101,6 +3102,13 @@ int main(int argc, char **argv, char **e
/* display setup */
dpy_resize(ds);
+ dpc = ds->postcalls;
+ while (dpc != NULL) {
+ if (dpc->postcall != NULL)
+ dpc->postcall(dpc->parm);
+ dpc = dpc->next;
+ }
+
dcl = ds->listeners;
while (dcl != NULL) {
if (dcl->dpy_refresh != NULL) {
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