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cpu_ofbus.c revision 1.1 
      1 /*	$NetBSD: cpu_ofbus.c,v 1.1 2002/02/10 07:07:08 thorpej Exp $	*/
      2 
      3 #include <sys/param.h>
      4 #include <sys/systm.h>
      5 #include <sys/device.h>
      6 
      7 #include <machine/cpu.h>
      8 
      9 #include <dev/ofw/openfirm.h>
     10 
     11 /*
     12  * int cpu_ofbus_match(struct device *parent, struct cfdata *cf, void *aux)
     13  *
     14  * Probe for the main cpu. Currently all this does is return 1 to
     15  * indicate that the cpu was found.
     16  */
     17 
     18 static int
     19 cpu_ofbus_match(parent, cf, aux)
     20 	struct device *parent;
     21 	struct cfdata *cf;
     22 	void *aux;
     23 {
     24 	struct ofbus_attach_args *aa = aux;
     25 	char buf[32];
     26 
     27 	if (OF_getprop(aa->oba_phandle, "device_type", buf, sizeof(buf)) < 0)
     28 		return (0);
     29 	if (strcmp("cpu", buf))
     30 		return (0);
     31 	return(1);
     32 }
     33 
     34 /*
     35  * void cpu_ofbus_attach(struct device *parent, struct device *dev, void *aux)
     36  *
     37  * Attach the main cpu
     38  */
     39 
     40 static void
     41 cpu_ofbus_attach(parent, self, aux)
     42 	struct device *parent;
     43 	struct device *self;
     44 	void *aux;
     45 {
     46 	cpu_attach(self);
     47 }
     48 
     49 struct cfattach cpu_ofbus_ca = {
     50 	sizeof(struct device), cpu_ofbus_match, cpu_ofbus_attach
     51 };
     52