void
prom_apply_generic_ranges (int node, int parent, struct linux_prom_registers *regs, int nregs)
{
int success;
int num_ranges;
struct linux_prom_ranges ranges[PROMREG_MAX];
success = prom_getproperty(node, "ranges",
(char *) ranges,
sizeof (ranges));
if (success != -1) {
num_ranges = (success/sizeof(struct linux_prom_ranges));
if (parent) {
struct linux_prom_ranges parent_ranges[PROMREG_MAX];
int num_parent_ranges;
success = prom_getproperty(parent, "ranges",
(char *) parent_ranges,
sizeof (parent_ranges));
if (success != -1) {
num_parent_ranges = (success/sizeof(struct linux_prom_ranges));
prom_adjust_ranges (ranges, num_ranges, parent_ranges, num_parent_ranges);
}
}
prom_adjust_regs(regs, nregs, ranges, num_ranges);
}
}
static void __init sbus_bus_ranges_init(int parent_node, struct sbus_bus *sbus)
{
int len;
len = prom_getproperty(sbus->prom_node, "ranges",
(char *) sbus->sbus_ranges,
sizeof(sbus->sbus_ranges));
if (len == -1 || len == 0) {
sbus->num_sbus_ranges = 0;
return;
}
sbus->num_sbus_ranges = len / sizeof(struct linux_prom_ranges);
#ifdef CONFIG_SPARC32
if (sparc_cpu_model == sun4d) {
struct linux_prom_ranges iounit_ranges[PROMREG_MAX];
int num_iounit_ranges;
len = prom_getproperty(parent_node, "ranges",
(char *) iounit_ranges,
sizeof (iounit_ranges));
if (len != -1) {
num_iounit_ranges = (len/sizeof(struct linux_prom_ranges));
prom_adjust_ranges (sbus->sbus_ranges, sbus->num_sbus_ranges, iounit_ranges, num_iounit_ranges);
}
}
#endif
}
