LXR linux/arch/powerpc/platforms/pseries/pseries.h

   1/*
   2 * Copyright 2006 IBM Corporation.
   3 *
   4 * This program is free software; you can redistribute it and/or
   5 * modify it under the terms of the GNU General Public License
   6 * as published by the Free Software Foundation; either version
   7 * 2 of the License, or (at your option) any later version.
   8 */
   9
  10#ifndef _PSERIES_PSERIES_H
  11#define _PSERIES_PSERIES_H
  12
  13#include <linux/interrupt.h>
  14#include <asm/rtas.h>
  15
  16struct device_node;
  17
  18extern void request_event_sources_irqs(struct device_node *np,
  19                                       irq_handler_t handler, const char *name);
  20
  21#include <linux/of.h>
  22
  23extern void __init fw_hypertas_feature_init(const char *hypertas,
  24                                            unsigned long len);
  25extern void __init fw_vec5_feature_init(const char *hypertas,
  26                                        unsigned long len);
  27
  28struct pt_regs;
  29
  30extern int pSeries_system_reset_exception(struct pt_regs *regs);
  31extern int pSeries_machine_check_exception(struct pt_regs *regs);
  32
  33#ifdef CONFIG_SMP
  34extern void smp_init_pseries_mpic(void);
  35extern void smp_init_pseries_xics(void);
  36#else
  37static inline void smp_init_pseries_mpic(void) { };
  38static inline void smp_init_pseries_xics(void) { };
  39#endif
  40
  41#ifdef CONFIG_KEXEC
  42extern void setup_kexec_cpu_down_xics(void);
  43extern void setup_kexec_cpu_down_mpic(void);
  44#else
  45static inline void setup_kexec_cpu_down_xics(void) { }
  46static inline void setup_kexec_cpu_down_mpic(void) { }
  47#endif
  48
  49extern void pSeries_final_fixup(void);
  50
  51/* Poweron flag used for enabling auto ups restart */
  52extern unsigned long rtas_poweron_auto;
  53
  54/* Provided by HVC VIO */
  55extern void hvc_vio_init_early(void);
  56
  57/* Dynamic logical Partitioning/Mobility */
  58extern void dlpar_free_cc_nodes(struct device_node *);
  59extern void dlpar_free_cc_property(struct property *);
  60extern struct device_node *dlpar_configure_connector(__be32,
  61                                                struct device_node *);
  62extern int dlpar_attach_node(struct device_node *);
  63extern int dlpar_detach_node(struct device_node *);
  64extern int dlpar_acquire_drc(u32 drc_index);
  65extern int dlpar_release_drc(u32 drc_index);
  66
  67#ifdef CONFIG_MEMORY_HOTPLUG
  68int dlpar_memory(struct pseries_hp_errorlog *hp_elog);
  69#else
  70static inline int dlpar_memory(struct pseries_hp_errorlog *hp_elog)
  71{
  72        return -EOPNOTSUPP;
  73}
  74#endif
  75
  76#ifdef CONFIG_HOTPLUG_CPU
  77int dlpar_cpu(struct pseries_hp_errorlog *hp_elog);
  78#else
  79static inline int dlpar_cpu(struct pseries_hp_errorlog *hp_elog)
  80{
  81        return -EOPNOTSUPP;
  82}
  83#endif
  84
  85/* PCI root bridge prepare function override for pseries */
  86struct pci_host_bridge;
  87int pseries_root_bridge_prepare(struct pci_host_bridge *bridge);
  88
  89extern struct pci_controller_ops pseries_pci_controller_ops;
  90
  91unsigned long pseries_memory_block_size(void);
  92
  93#endif /* _PSERIES_PSERIES_H */
  94