38 lines
1.0 KiB
C
38 lines
1.0 KiB
C
/*
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* arch/powerpc/platforms/pseries/xics.h
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*
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* Copyright 2000 IBM Corporation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _POWERPC_KERNEL_XICS_H
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#define _POWERPC_KERNEL_XICS_H
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#include <linux/cache.h>
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extern void xics_init_IRQ(void);
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extern void xics_setup_cpu(void);
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extern void xics_teardown_cpu(int secondary);
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extern void xics_cause_IPI(int cpu);
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extern void xics_request_IPIs(void);
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extern void xics_migrate_irqs_away(void);
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/* first argument is ignored for now*/
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void pSeriesLP_cppr_info(int n_cpu, u8 value);
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struct xics_ipi_struct {
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volatile unsigned long value;
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} ____cacheline_aligned;
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extern struct xics_ipi_struct xics_ipi_message[NR_CPUS] __cacheline_aligned;
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struct irq_desc;
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extern void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc,
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struct pt_regs *regs);
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#endif /* _POWERPC_KERNEL_XICS_H */
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