linux-stable-rt/include/asm-ppc64/xics.h

37 lines
973 B
C

/*
* arch/ppc64/kernel/xics.h
*
* Copyright 2000 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 _PPC64_KERNEL_XICS_H
#define _PPC64_KERNEL_XICS_H
#include <linux/cache.h>
void xics_init_IRQ(void);
int xics_get_irq(struct pt_regs *);
void xics_setup_cpu(void);
void xics_cause_IPI(int cpu);
void xics_request_IPIs(void);
void xics_migrate_irqs_away(void);
/* first argument is ignored for now*/
void pSeriesLP_cppr_info(int n_cpu, u8 value);
struct xics_ipi_struct {
volatile unsigned long value;
} ____cacheline_aligned;
extern struct xics_ipi_struct xics_ipi_message[NR_CPUS] __cacheline_aligned;
extern unsigned int default_distrib_server;
extern unsigned int interrupt_server_size;
#endif /* _PPC64_KERNEL_XICS_H */