pnode_t
prom_childnode(pnode_t nodeid)
{
cell_t ci[5];
ci[0] = p1275_ptr2cell("child"); /* Service name */
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #result cells */
ci[3] = p1275_dnode2cell(nodeid); /* Arg1: input phandle */
ci[4] = p1275_dnode2cell(OBP_NONODE); /* Res1: Prime result */
promif_preprom();
(void) p1275_cif_handler(&ci);
promif_postprom();
return (p1275_cell2dnode(ci[4])); /* Res1: child phandle */
}
int
prom_test_method(char *method, dnode_t node)
{
cell_t ci[6];
ci[0] = p1275_ptr2cell("test-method"); /* service */
ci[1] = (cell_t)2; /* #argument cells */
ci[2] = (cell_t)1; /* #result cells */
ci[3] = p1275_dnode2cell(node);
ci[4] = p1275_ptr2cell(method);
ci[5] = (cell_t)-1;
(void) p1275_cif_handler(&ci);
return (p1275_cell2int(ci[5]));
}
int
prom_serengeti_wakeupcpu(pnode_t node)
{
cell_t ci[5];
int rv;
ci[0] = p1275_ptr2cell("SUNW,Serengeti,wakeup-cpu"); /* Service name */
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #result cells */
ci[3] = p1275_dnode2cell(node); /* Arg1: nodeid to wakeup */
promif_preprom();
rv = p1275_cif_handler(&ci);
promif_postprom();
if (rv != 0)
return (rv);
else
return (p1275_cell2int(ci[4])); /* Res1: Catch result */
}
int
prom_serengeti_cpu_off(pnode_t node)
{
cell_t ci[5];
int rv;
ci[0] = p1275_ptr2cell("SUNW,Serengeti,park-cpu");
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #return cells */
ci[3] = p1275_dnode2cell(node);
promif_preprom();
rv = p1275_cif_handler(&ci);
promif_postprom();
if (rv != 0)
return (-1);
return (p1275_cell2int(ci[4]));
}
pnode_t
prom_finddevice(char *path)
{
cell_t ci[5];
#ifdef PROM_32BIT_ADDRS
char *opath = NULL;
size_t len;
if ((uintptr_t)path > (uint32_t)-1) {
opath = path;
len = prom_strlen(opath) + 1; /* include terminating NUL */
path = promplat_alloc(len);
if (path == NULL) {
return (OBP_BADNODE);
}
(void) prom_strcpy(path, opath);
}
#endif
promif_preprom();
ci[0] = p1275_ptr2cell("finddevice"); /* Service name */
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #result cells */
ci[3] = p1275_ptr2cell(path); /* Arg1: pathname */
ci[4] = p1275_dnode2cell(OBP_BADNODE); /* Res1: Prime result */
(void) p1275_cif_handler(&ci);
promif_postprom();
#ifdef PROM_32BIT_ADDRS
if (opath != NULL)
promplat_free(path, len);
#endif
return ((pnode_t)p1275_cell2dnode(ci[4])); /* Res1: phandle */
}
