arch/x86/include/asm/prom.h

   1 /*
   2  * Definitions for Device tree / OpenFirmware handling on X86
   3  *
   4  * based on arch/powerpc/include/asm/prom.h which is
   5  *         Copyright (C) 1996-2005 Paul Mackerras.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version
  10  * 2 of the License, or (at your option) any later version.
  11  */
  12
  13 #ifndef _ASM_X86_PROM_H
  14 #define _ASM_X86_PROM_H
  15 #ifndef __ASSEMBLY__
  16
  17 #include <linux/of.h>
  18 #include <linux/types.h>
  19 #include <linux/pci.h>
  20
  21 #include <asm/irq.h>
  22 #include <linux/atomic.h>
  23 #include <asm/setup.h>
  24
  25 #ifdef CONFIG_OF
  26 extern int of_ioapic;
  27 extern u64 initial_dtb;
  28 extern void add_dtb(u64 data);
  29 void x86_of_pci_init(void);
  30 void x86_dtb_init(void);
  31 #else
  32 static inline void add_dtb(u64 data) { }
  33 static inline void x86_of_pci_init(void) { }
  34 static inline void x86_dtb_init(void) { }
  35 #define of_ioapic 0
  36 #endif
  37
  38 extern char cmd_line[COMMAND_LINE_SIZE];
  39
  40 #endif /* __ASSEMBLY__ */
  41 #endif