Enhance the benchmark code a little. Add image_end symbol.

[jailhouse.git] / inmates / lib / x86 / inmate.lds

diff --git a/inmates/lib/x86/inmate.lds b/inmates/lib/x86/inmate.lds
index 4e4a506c08148b5dd6f2e77e7b9b3ae0537aedf9..f8a6003b322e5c1a935b1625e5a5f78eafde2bc2 100644 (file)
--- a/inmates/lib/x86/inmate.lds
+++ b/inmates/lib/x86/inmate.lds
@@ -1,7 +1,7 @@
 /*
  * Jailhouse, a Linux-based partitioning hypervisor
  *
- * Copyright (c) Siemens AG, 2013
+ * Copyright (c) Siemens AG, 2013-2016
  *
  * Authors:
  *  Jan Kiszka <jan.kiszka@siemens.com>
@@ -15,14 +15,20 @@
  *  0x000000..        : heap (not configured here)
  *          ..0x0e0000: stack
  *  0x0e0000..0x0effff: bss
- *  0x0f0000..0x0fffef: startup code, text, rodata, data
+ *  0x0f0000..0x0fffef: command line, startup code, text, rodata, data
  *  0x0ffff0..0x0fffff: startup code (boot address)
  *  0x100000..0x100fff: communication region (not configured here)
  */
 SECTIONS
 {
-       /* 16-bit sections */
        . = 0;
+       .cmdline        : {
+               cmdline = 0xf0000; /* adjust relocation address of variable */
+               *(.cmdline)
+               BYTE(0); /* empty string in case no buffer is provided */
+       }
+
+       /* 16-bit sections */
        .startup        : { *(.startup) }
 
        . = 0xfff0;
@@ -42,7 +48,7 @@ SECTIONS
        bss_dwords = SIZEOF(.bss) / 4;
        bss_qwords = SIZEOF(.bss) / 8;
 
-       . = 0xf0000 + SIZEOF(.startup);
+       . = 0xf0000 + ADDR(.startup) + SIZEOF(.startup);
        .text           : AT (ADDR(.text) & 0xffff) {
                *(.text)
        }
@@ -57,6 +63,12 @@ SECTIONS
                *(.data)
        }
 
+       . = ALIGN(16);
+       .bench-array : AT (ADDR(.data) + SIZEOF(.data)) {
+               *(.bench-array)
+       }
+       image_end = .;
+
        /DISCARD/ : {
                *(.eh_frame*)
        }