54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
/* $NetBSD: cpu_ofbus.c,v 1.6 2005/12/11 12:19:04 christos Exp $ */
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: cpu_ofbus.c,v 1.6 2005/12/11 12:19:04 christos Exp $");
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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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#include <machine/cpu.h>
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#include <dev/ofw/openfirm.h>
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/*
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* int cpu_ofbus_match(struct device *parent, struct cfdata *cf, void *aux)
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*
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* Probe for the main cpu. Currently all this does is return 1 to
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* indicate that the cpu was found.
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*/
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static int
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cpu_ofbus_match(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct ofbus_attach_args *aa = aux;
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char buf[32];
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if (OF_getprop(aa->oba_phandle, "device_type", buf, sizeof(buf)) < 0)
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return (0);
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if (strcmp("cpu", buf))
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return (0);
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return(1);
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}
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/*
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* void cpu_ofbus_attach(struct device *parent, struct device *dev, void *aux)
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*
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* Attach the main cpu
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*/
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static void
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cpu_ofbus_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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cpu_attach(self);
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}
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CFATTACH_DECL(cpu_ofbus, sizeof(struct device),
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cpu_ofbus_match, cpu_ofbus_attach, NULL, NULL);
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