c55c9be57e
provides functions for establish/disestablish IPI ISR, and function to signal IPI to the other CPU.
32 lines
760 B
C
32 lines
760 B
C
/* $NetBSD: gemini_ipivar.h,v 1.1 2008/11/20 08:02:48 cliff Exp $ */
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#ifndef _GEMINI_IPIVAR_H
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#define _GEMINI_IPIVAR_H
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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typedef struct gemini_ipi_intrq {
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SIMPLEQ_ENTRY(gemini_ipi_intrq) iq_q;
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int (*iq_func)(void *);
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void *iq_arg;
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} gemini_ipi_intrq_t;
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typedef struct gemini_ipi_softc {
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struct device sc_dev;
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bus_space_tag_t sc_iot;
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bus_space_handle_t sc_ioh;
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bus_addr_t sc_addr;
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bus_size_t sc_size;
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int sc_intr;
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void *sc_ih;
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SIMPLEQ_HEAD(, gemini_ipi_intrq) sc_intrq;
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} gemini_ipi_softc_t;
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extern void *ipi_intr_establish(int (*)(void *), void *);
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extern void ipi_intr_disestablish(void *);
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extern int ipi_send(void);
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#endif /* _GEMINI_IPIVAR_H */
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