*-------------------------------------------------------------------
*/
-const char *arc_platform_smp_cpuinfo(void)
-{
-#define IS_AVAIL1(var, str) ((var) ? str : "")
-
- struct bcr_mp mp;
-
- READ_BCR(ARC_REG_MP_BCR, mp);
-
- sprintf(smp_cpuinfo_buf, "Extn [700-SMP]: v%d, arch(%d) %s %s %s\n",
- mp.ver, mp.mp_arch, IS_AVAIL1(mp.scu, "SCU"),
- IS_AVAIL1(mp.idu, "IDU"), IS_AVAIL1(mp.sdu, "SDU"));
-
- return smp_cpuinfo_buf;
-}
-
/*
* Master kick starting another CPU
*/
-void arc_platform_smp_wakeup_cpu(int cpu, unsigned long pc)
+static void iss_model_smp_wakeup_cpu(int cpu, unsigned long pc)
{
/* setup the start PC */
write_aux_reg(ARC_AUX_XTL_REG_PARAM, pc);
smp_ipi_irq_setup(cpu, IDU_INTERRUPT_0 + cpu);
}
-void arc_platform_ipi_send(const struct cpumask *callmap)
+static void iss_model_ipi_send(void *arg)
{
+ struct cpumask *callmap = arg;
unsigned int cpu;
for_each_cpu(cpu, callmap)
idu_irq_assert(cpu);
}
-void arc_platform_ipi_clear(int cpu, int irq)
+static void iss_model_ipi_clear(int cpu, int irq)
{
idu_irq_clear(IDU_INTERRUPT_0 + cpu);
}
+void iss_model_init_early_smp(void)
+{
+#define IS_AVAIL1(var, str) ((var) ? str : "")
+
+ struct bcr_mp mp;
+
+ READ_BCR(ARC_REG_MP_BCR, mp);
+
+ sprintf(smp_cpuinfo_buf, "Extn [ISS-SMP]: v%d, arch(%d) %s %s %s\n",
+ mp.ver, mp.mp_arch, IS_AVAIL1(mp.scu, "SCU"),
+ IS_AVAIL1(mp.idu, "IDU"), IS_AVAIL1(mp.sdu, "SDU"));
+
+ plat_smp_ops.info = smp_cpuinfo_buf;
+
+ plat_smp_ops.cpu_kick = iss_model_smp_wakeup_cpu;
+ plat_smp_ops.ipi_send = iss_model_ipi_send;
+ plat_smp_ops.ipi_clear = iss_model_ipi_clear;
+}
+
/*
*-------------------------------------------------------------------
* Low level Platform IPI Providers