start: the top of user memory we fake up depends on program base

diff --git a/Kernel/start.c b/Kernel/start.c
index 577d1b2..ec9d476 100644 (file)
--- a/Kernel/start.c
+++ b/Kernel/start.c
@@ -61,7 +61,7 @@ void create_init(void)
 
        init_process = ptab_alloc();
        udata.u_ptab = init_process;
-       udata.u_top = 4096;     /* Plenty for the boot */
+       udata.u_top = PROGLOAD + 4096;  /* Plenty for the boot */
        map_init();
        newproc(init_process);