Change the kernel layout to match Linux/ia64 more closely. This prevents

the Linux loader from corrupting our text section when it attempts to
write out boot options.

sys/conf/ldscript.ia64

@@ -8,6 +8,17 @@ SECTIONS
 {
   /* Read-only sections, merged into text segment: */
   . = 0xe000000000500000;
+
+  .text      :
+  {
+    *(.text.ivt)
+    . += 8192;
+    *(.text)
+    *(.stub)
+    /* .gnu.warning sections are handled specially by elf32.em.  */
+    *(.gnu.warning)
+    *(.gnu.linkonce.t*)
+  } =0x47ff041f
   .interp        : { *(.interp) 	}
   .hash          : { *(.hash)		}
   .dynsym        : { *(.dynsym)		}
@@ -42,14 +53,6 @@ SECTIONS
   .rel.plt       : { *(.rel.plt)		}
   .rela.plt      : { *(.rela.plt)		}
   .init          : { *(.init)	} =0x47ff041f
-  .text      :
-  {
-    *(.text)
-    *(.stub)
-    /* .gnu.warning sections are handled specially by elf32.em.  */
-    *(.gnu.warning)
-    *(.gnu.linkonce.t*)
-  } =0x47ff041f
   _etext = .;
   PROVIDE (etext = .);
   .fini      : { *(.fini)    } =0x47ff041f