return -1;
}
+
+ // Do not run if any core is using shadow paging and we are out of 4 GB bounds
+ for (i=0;i<vm->num_cores;i++) {
+ if (vm->cores[i].shdw_pg_mode == SHADOW_PAGING) {
+ if ((vm->mem_map.base_region.host_addr + vm->mem_size ) >= 0x100000000ULL) {
+ PrintError("Base memory region exceeds 4 GB boundary with shadow paging enabled on core %d.\n",i);
+ PrintError("Any use of non-64 bit mode in the guest is likely to fail in this configuration.\n");
+ PrintError("If you would like to proceed anyway, remove this check and recompile Palacios.\n");
+ PrintError("Alternatively, change this VM to use nested paging.\n");
+ return -1;
+ }
+ }
+ }
+
+
+
/// CHECK IF WE ARE MULTICORE ENABLED....
V3_Print("V3 -- Starting VM (%u cores)\n", vm->num_cores);