qemu/roms/SLOF/clients/net-snk/oflib/entry.S

   1 /******************************************************************************
   2  * Copyright (c) 2004, 2011 IBM Corporation
   3  * All rights reserved.
   4  * This program and the accompanying materials
   5  * are made available under the terms of the BSD License
   6  * which accompanies this distribution, and is available at
   7  * http://www.opensource.org/licenses/bsd-license.php
   8  *
   9  * Contributors:
  10  *     IBM Corporation - initial implementation
  11  *****************************************************************************/
  12
  13 #include <macros.h>
  14
  15         .section        ".toc","aw"     # TOC entries are needed for relocation
  16 .prom_entry_toc:
  17         .tc             _prom_entry[TC],_prom_entry
  18
  19
  20 C_ENTRY(call_client_interface)
  21         ld      r4, .prom_entry_toc@toc(r2)     # Load prom entry point
  22         mflr    r0
  23         std     r0, 16(r1)
  24         ld      r4, 0(r4)
  25         stdu    r1, -128(r1)
  26         std     r2,40(r1)
  27         mtctr   r4
  28         bctrl
  29         ld      r2,40(r1)
  30         addi    r1, r1, 128
  31         ld      r0, 16(r1)
  32         mtlr    r0
  33         blr
  34
  35
  36 C_ENTRY(rtas_call_entry)
  37         mtctr   r5
  38         bctr