writel(x, apmu_cpus[cpu].iomem + DBGRCR_OFFS);
}
-static void apmu_parse_cfg(void (*fn)(struct resource *res, int cpu, int bit),
- struct rcar_apmu_config *apmu_config, int num)
-{
- int id;
- int k;
- int bit, index;
- bool is_allowed;
-
- for (k = 0; k < num; k++) {
- /* only enable the cluster that includes the boot CPU */
- is_allowed = false;
- for (bit = 0; bit < ARRAY_SIZE(apmu_config[k].cpus); bit++) {
- id = apmu_config[k].cpus[bit];
- if (id >= 0) {
- if (id == cpu_logical_map(0))
- is_allowed = true;
- }
- }
- if (!is_allowed)
- continue;
-
- for (bit = 0; bit < ARRAY_SIZE(apmu_config[k].cpus); bit++) {
- id = apmu_config[k].cpus[bit];
- if (id >= 0) {
- index = get_logical_index(id);
- if (index >= 0)
- fn(&apmu_config[k].iomem, index, bit);
- }
- }
- }
-}
-
static const struct of_device_id apmu_ids[] = {
{ .compatible = "renesas,apmu" },
{ /*sentinel*/ }
shmobile_boot_fn_gen2 = shmobile_boot_fn;
}
-void __init shmobile_smp_apmu_prepare_cpus(unsigned int max_cpus,
- struct rcar_apmu_config *apmu_config,
- int num)
-{
- shmobile_smp_apmu_setup_boot();
- apmu_parse_cfg(apmu_init_cpu, apmu_config, num);
-}
-
int shmobile_smp_apmu_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
/* For this particular CPU register boot vector */
#ifndef PLATSMP_APMU_H
#define PLATSMP_APMU_H
-struct rcar_apmu_config {
- struct resource iomem;
- int cpus[4];
-};
-
-extern void shmobile_smp_apmu_prepare_cpus(unsigned int max_cpus,
- struct rcar_apmu_config *apmu_config,
- int num);
extern int shmobile_smp_apmu_boot_secondary(unsigned int cpu,
struct task_struct *idle);
extern void shmobile_smp_apmu_cpu_die(unsigned int cpu);