DECLARE_GLOBAL_DATA_PTR;
-struct cpu_type cpu_type_list [] = {
+static struct cpu_type cpu_type_list[] = {
#if defined(CONFIG_MPC85xx)
CPU_TYPE_ENTRY(8533, 8533, 1),
CPU_TYPE_ENTRY(8535, 8535, 1),
CPU_TYPE_ENTRY(P2040, P2040, 4),
CPU_TYPE_ENTRY(P2041, P2041, 4),
CPU_TYPE_ENTRY(P3041, P3041, 4),
- CPU_TYPE_ENTRY_MASK(P3060, P3060, 6, 0xf3),
CPU_TYPE_ENTRY(P4040, P4040, 4),
CPU_TYPE_ENTRY(P4080, P4080, 8),
CPU_TYPE_ENTRY(P5010, P5010, 1),
CPU_TYPE_ENTRY(P5020, P5020, 2),
+ CPU_TYPE_ENTRY(P5021, P5021, 2),
+ CPU_TYPE_ENTRY(P5040, P5040, 4),
+ CPU_TYPE_ENTRY(T4240, T4240, 0),
+ CPU_TYPE_ENTRY(T4120, T4120, 0),
+ CPU_TYPE_ENTRY(B4860, B4860, 0),
+ CPU_TYPE_ENTRY(G4860, G4860, 0),
+ CPU_TYPE_ENTRY(G4060, G4060, 0),
+ CPU_TYPE_ENTRY(B4440, B4440, 0),
+ CPU_TYPE_ENTRY(G4440, G4440, 0),
+ CPU_TYPE_ENTRY(B4420, B4420, 0),
+ CPU_TYPE_ENTRY(B4220, B4220, 0),
CPU_TYPE_ENTRY(BSC9130, 9130, 1),
CPU_TYPE_ENTRY(BSC9131, 9131, 1),
#elif defined(CONFIG_MPC86xx)
#endif
};
-struct cpu_type cpu_type_unknown = CPU_TYPE_ENTRY(Unknown, Unknown, 1);
+#ifdef CONFIG_SYS_FSL_QORIQ_CHASSIS2
+u32 compute_ppc_cpumask(void)
+{
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ int i = 0, count = 0;
+ u32 cluster, mask = 0;
+
+ do {
+ int j;
+ cluster = in_be32(&gur->tp_cluster[i++].lower);
+ for (j = 0; j < 4; j++) {
+ u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
+ u32 type = in_be32(&gur->tp_ityp[idx]);
+
+ if (type & TP_ITYP_AV) {
+ if (TP_ITYP_TYPE(type) == TP_ITYP_TYPE_PPC)
+ mask |= 1 << count;
+ }
+ count++;
+ }
+ } while ((cluster & TP_CLUSTER_EOC) != TP_CLUSTER_EOC);
+
+ return mask;
+}
+#else /* CONFIG_SYS_FSL_QORIQ_CHASSIS2 */
+/*
+ * Before chassis genenration 2, the cpumask should be hard-coded.
+ * In case of cpu type unknown or cpumask unset, use 1 as fail save.
+ */
+#define compute_ppc_cpumask() 1
+#endif /* CONFIG_SYS_FSL_QORIQ_CHASSIS2 */
+
+static struct cpu_type cpu_type_unknown = CPU_TYPE_ENTRY(Unknown, Unknown, 0);
struct cpu_type *identify_cpu(u32 ver)
{
/*
* Return a 32-bit mask indicating which cores are present on this SOC.
*/
-u32 cpu_mask()
+u32 cpu_mask(void)
{
ccsr_pic_t __iomem *pic = (void *)CONFIG_SYS_MPC8xxx_PIC_ADDR;
struct cpu_type *cpu = gd->cpu;
return ((in_be32(&pic->frr) & MPC8xxx_PICFRR_NCPU_MASK) >>
MPC8xxx_PICFRR_NCPU_SHIFT) + 1;
+ if (cpu->num_cores == 0)
+ return compute_ppc_cpumask();
+
return cpu->mask;
}
/*
* Return the number of cores on this SOC.
*/
-int cpu_numcores() {
- ccsr_pic_t __iomem *pic = (void *)CONFIG_SYS_MPC8xxx_PIC_ADDR;
+int cpu_numcores(void)
+{
struct cpu_type *cpu = gd->cpu;
- /* better to query feature reporting register than just assume 1 */
- if (cpu == &cpu_type_unknown)
- return ((in_be32(&pic->frr) & MPC8xxx_PICFRR_NCPU_MASK) >>
- MPC8xxx_PICFRR_NCPU_SHIFT) + 1;
+ /*
+ * Report # of cores in terms of the cpu_mask if we haven't
+ * figured out how many there are yet
+ */
+ if (cpu->num_cores == 0)
+ return hweight32(cpu_mask());
return cpu->num_cores;
}
*/
int is_core_valid(unsigned int core)
{
- struct cpu_type *cpu = gd->cpu;
-
- return !!((1 << core) & cpu->mask);
+ return !!((1 << core) & cpu_mask());
}
int probecpu (void)
return 0;
}
+/* Once in memory, compute mask & # cores once and save them off */
+int fixup_cpu(void)
+{
+ struct cpu_type *cpu = gd->cpu;
+
+ if (cpu->num_cores == 0) {
+ cpu->mask = cpu_mask();
+ cpu->num_cores = cpu_numcores();
+ }
+
+ return 0;
+}
+
/*
* Initializes on-chip ethernet controllers.
* to override, implement board_eth_init()