[deliverable/linux.git] / include / asm-ppc64 / xics.h

/* 
 * 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_teardown_cpu(int secondary);
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;

#endif /* _PPC64_KERNEL_XICS_H */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* arch/ppc64/kernel/xics.h
	3	*
	4	* Copyright 2000 IBM Corporation.
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public License
	8	* as published by the Free Software Foundation; either version
	9	* 2 of the License, or (at your option) any later version.
	10	*/
	11
	12	#ifndef _PPC64_KERNEL_XICS_H
	13	#define _PPC64_KERNEL_XICS_H
	14
	15	#include <linux/cache.h>
	16
	17	void xics_init_IRQ(void);
	18	int xics_get_irq(struct pt_regs *);
	19	void xics_setup_cpu(void);
6d22d85a	20	void xics_teardown_cpu(int secondary);
1da177e4 LT	21	void xics_cause_IPI(int cpu);
	22	void xics_request_IPIs(void);
	23	void xics_migrate_irqs_away(void);
	24
	25	/* first argument is ignored for now*/
	26	void pSeriesLP_cppr_info(int n_cpu, u8 value);
	27
	28	struct xics_ipi_struct {
	29	volatile unsigned long value;
	30	} ____cacheline_aligned;
	31
	32	extern struct xics_ipi_struct xics_ipi_message[NR_CPUS] __cacheline_aligned;
	33
1da177e4	34	#endif /* _PPC64_KERNEL_XICS_H */