Increase MIPS BIOS from 128kB to 4MB, by Aurelien Jarno.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2316 c046a42c-6fe2-441c-8c8c-71466251a162

vl.h

@@ -168,7 +168,7 @@ extern int nb_option_roms;
 #if defined (TARGET_PPC) || defined (TARGET_SPARC64)
 #define BIOS_SIZE ((512 + 32) * 1024)
 #elif defined(TARGET_MIPS)
-#define BIOS_SIZE (128 * 1024)
+#define BIOS_SIZE (4 * 1024 * 1024)
 #else
 #define BIOS_SIZE ((256 + 64) * 1024)
 #endif