arch/microblaze/include/asm/prom.h

   1 /*
   2  * Definitions for talking to the Open Firmware PROM on
   3  * Power Macintosh computers.
   4  *
   5  * Copyright (C) 1996-2005 Paul Mackerras.
   6  *
   7  * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version
  12  * 2 of the License, or (at your option) any later version.
  13  */
  14
  15 #include <linux/of.h>   /* linux/of.h gets to determine #include ordering */
  16
  17 #ifndef _ASM_MICROBLAZE_PROM_H
  18 #define _ASM_MICROBLAZE_PROM_H
  19 #ifdef __KERNEL__
  20 #ifndef __ASSEMBLY__
  21
  22 #include <linux/types.h>
  23 #include <asm/irq.h>
  24 #include <linux/atomic.h>
  25
  26 #define HAVE_ARCH_DEVTREE_FIXUPS
  27
  28 /* Other Prototypes */
  29 enum early_consoles {
  30         UARTLITE = 1,
  31         UART16550 = 2,
  32 };
  33
  34 extern int of_early_console(void *version);
  35
  36 /*
  37  * OF address retreival & translation
  38  */
  39
  40 #ifdef CONFIG_PCI
  41 extern unsigned long pci_address_to_pio(phys_addr_t address);
  42 #define pci_address_to_pio pci_address_to_pio
  43 #endif  /* CONFIG_PCI */
  44
  45 /* Parse the ibm,dma-window property of an OF node into the busno, phys and
  46  * size parameters.
  47  */
  48 void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop,
  49                 unsigned long *busno, unsigned long *phys, unsigned long *size);
  50
  51 extern void kdump_move_device_tree(void);
  52
  53 /* CPU OF node matching */
  54 struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
  55
  56 #endif /* __ASSEMBLY__ */
  57 #endif /* __KERNEL__ */
  58
  59 /* These includes are put at the bottom because they may contain things
  60  * that are overridden by this file.  Ideally they shouldn't be included
  61  * by this file, but there are a bunch of .c files that currently depend
  62  * on it.  Eventually they will be cleaned up. */
  63 #include <linux/of_fdt.h>
  64 #include <linux/of_irq.h>
  65 #include <linux/platform_device.h>
  66
  67 #endif /* _ASM_MICROBLAZE_PROM_H */