2 * This file contains miscellaneous low-level functions.
3 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
5 * Largely rewritten by Cort Dougan (cort@cs.nmt.edu)
8 * Adapted for iSeries by Mike Corrigan (mikejc@us.ibm.com)
9 * PPC64 updates by Dave Engebretsen (engebret@us.ibm.com)
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version
14 * 2 of the License, or (at your option) any later version.
16 #include <asm/ppc_asm.h>
21 * Returns (address we are running at) - (address we were linked at)
22 * for use before the text and data are mapped to KERNELBASE.
29 LOAD_REG_IMMEDIATE(r4,1b)
35 * add_reloc_offset(x) returns x + reloc_offset().
37 _GLOBAL(add_reloc_offset)
41 LOAD_REG_IMMEDIATE(r4,1b)
48 * I/O string operations
50 * insb(port, buf, len)
51 * outsb(port, buf, len)
52 * insw(port, buf, len)
53 * outsw(port, buf, len)
54 * insl(port, buf, len)
55 * outsl(port, buf, len)
56 * insw_ns(port, buf, len)
57 * outsw_ns(port, buf, len)
58 * insl_ns(port, buf, len)
59 * outsl_ns(port, buf, len)
61 * The *_ns versions don't do byte-swapping.
142 _GLOBAL(__ide_mm_insw)
159 _GLOBAL(__ide_mm_outsw)
174 _GLOBAL(__ide_mm_insl)
191 _GLOBAL(__ide_mm_outsl)