default the videoram to 4MB when it is not set

this patch sets the videoram size to 4MB in case the size is not set
explicitly by the user or the toolstack.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

diff --git a/vl.c b/vl.c
index 8ad9c9e46bb1fea94e589c0ae062dab921ad86a5..62bed05acb42a5495733d09d2afd1d7d545f5ec3 100644 (file)
--- a/vl.c
+++ b/vl.c
@@ -5667,6 +5667,10 @@ int main(int argc, char **argv, char **envp)
     {
        fprintf(stderr,"-videoram option does not work with cirrus vga device model. Videoram set to 4M.\n");
        vga_ram_size = 4 * 1024 * 1024;
+    /* if vga_ram_size is not set and a videocard is required, default it to 4 MB */
+    } else if ( !vga_ram_size && (std_vga_enabled || vmsvga_enabled) ) {
+       fprintf(stderr,"Defaulting vram to 4MB\n");
+       vga_ram_size = 4 * 1024 * 1024;
     }
 
     phys_ram_size = (machine->ram_require + vga_ram_size) & ~RAMSIZE_FIXED;