52 lines
1017 B
C
52 lines
1017 B
C
/* $NetBSD: cpu_ofbus.c,v 1.1 2001/05/09 15:19:00 matt Exp $ */
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
|
|
#include <machine/cpu.h>
|
|
|
|
#include <dev/ofw/openfirm.h>
|
|
|
|
/*
|
|
* int cpu_ofbus_match(struct device *parent, struct cfdata *cf, void *aux)
|
|
*
|
|
* Probe for the main cpu. Currently all this does is return 1 to
|
|
* indicate that the cpu was found.
|
|
*/
|
|
|
|
static int
|
|
cpu_ofbus_match(parent, cf, aux)
|
|
struct device *parent;
|
|
struct cfdata *cf;
|
|
void *aux;
|
|
{
|
|
struct ofbus_attach_args *aa = aux;
|
|
char buf[32];
|
|
|
|
if (OF_getprop(aa->oba_phandle, "device_type", buf, sizeof(buf)) < 0)
|
|
return (0);
|
|
if (strcmp("cpu", buf))
|
|
return (0);
|
|
return(1);
|
|
}
|
|
|
|
/*
|
|
* void cpu_ofbus_attach(struct device *parent, struct device *dev, void *aux)
|
|
*
|
|
* Attach the main cpu
|
|
*/
|
|
|
|
static void
|
|
cpu_ofbus_attach(parent, self, aux)
|
|
struct device *parent;
|
|
struct device *self;
|
|
void *aux;
|
|
{
|
|
cpu_attach(self);
|
|
}
|
|
|
|
struct cfattach cpu_ofbus_ca = {
|
|
sizeof(struct device), cpu_ofbus_match, cpu_ofbus_attach
|
|
};
|