linux_dsm_epyc7002/arch/powerpc/platforms/pseries/pseries.h
Bharata B Rao d6f1e7abdb powerpc/pseries: Make CPU hotplug path endian safe
- ibm,rtas-configure-connector should treat the RTAS data as big endian.
- Treat ibm,ppc-interrupt-server#s as big-endian when setting
  smp_processor_id during hotplug.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Acked-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2014-10-15 11:25:59 +11:00

71 lines
2.1 KiB
C

/*
* Copyright 2006 IBM Corporation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _PSERIES_PSERIES_H
#define _PSERIES_PSERIES_H
#include <linux/interrupt.h>
struct device_node;
extern void request_event_sources_irqs(struct device_node *np,
irq_handler_t handler, const char *name);
#include <linux/of.h>
extern void __init fw_hypertas_feature_init(const char *hypertas,
unsigned long len);
extern void __init fw_vec5_feature_init(const char *hypertas,
unsigned long len);
struct pt_regs;
extern int pSeries_system_reset_exception(struct pt_regs *regs);
extern int pSeries_machine_check_exception(struct pt_regs *regs);
#ifdef CONFIG_SMP
extern void smp_init_pseries_mpic(void);
extern void smp_init_pseries_xics(void);
#else
static inline void smp_init_pseries_mpic(void) { };
static inline void smp_init_pseries_xics(void) { };
#endif
#ifdef CONFIG_KEXEC
extern void setup_kexec_cpu_down_xics(void);
extern void setup_kexec_cpu_down_mpic(void);
#else
static inline void setup_kexec_cpu_down_xics(void) { }
static inline void setup_kexec_cpu_down_mpic(void) { }
#endif
extern void pSeries_final_fixup(void);
/* Poweron flag used for enabling auto ups restart */
extern unsigned long rtas_poweron_auto;
/* Provided by HVC VIO */
extern void hvc_vio_init_early(void);
/* Dynamic logical Partitioning/Mobility */
extern void dlpar_free_cc_nodes(struct device_node *);
extern void dlpar_free_cc_property(struct property *);
extern struct device_node *dlpar_configure_connector(__be32,
struct device_node *);
extern int dlpar_attach_node(struct device_node *);
extern int dlpar_detach_node(struct device_node *);
/* PCI root bridge prepare function override for pseries */
struct pci_host_bridge;
int pseries_root_bridge_prepare(struct pci_host_bridge *bridge);
unsigned long pseries_memory_block_size(void);
#endif /* _PSERIES_PSERIES_H */