X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=arch%2Fx86%2Fcpu%2Fcpu_x86.c;h=09410416a1ff07aee6698adc94165f37af958fa5;hb=b9da5086b88a1565c7aede14e68bef2456c44475;hp=d32ba6614eebea18e6d230b194fb58d9e556a359;hpb=be3f06bcc47e04bfc5fb7c900958918e2d019ef4;p=oweals%2Fu-boot.git

diff --git a/arch/x86/cpu/cpu_x86.c b/arch/x86/cpu/cpu_x86.c
index d32ba6614e..09410416a1 100644
--- a/arch/x86/cpu/cpu_x86.c
+++ b/arch/x86/cpu/cpu_x86.c
@@ -10,6 +10,8 @@
 #include <errno.h>
 #include <asm/cpu.h>
 
+DECLARE_GLOBAL_DATA_PTR;
+
 int cpu_x86_bind(struct udevice *dev)
 {
 	struct cpu_platdata *plat = dev_get_parent_platdata(dev);
@@ -30,8 +32,34 @@ int cpu_x86_get_desc(struct udevice *dev, char *buf, int size)
 	return 0;
 }
 
+static int cpu_x86_get_count(struct udevice *dev)
+{
+	int node, cpu;
+	int num = 0;
+
+	node = fdt_path_offset(gd->fdt_blob, "/cpus");
+	if (node < 0)
+		return -ENOENT;
+
+	for (cpu = fdt_first_subnode(gd->fdt_blob, node);
+	     cpu >= 0;
+	     cpu = fdt_next_subnode(gd->fdt_blob, cpu)) {
+		const char *device_type;
+
+		device_type = fdt_getprop(gd->fdt_blob, cpu,
+					  "device_type", NULL);
+		if (!device_type)
+			continue;
+		if (strcmp(device_type, "cpu") == 0)
+			num++;
+	}
+
+	return num;
+}
+
 static const struct cpu_ops cpu_x86_ops = {
 	.get_desc	= cpu_x86_get_desc,
+	.get_count	= cpu_x86_get_count,
 };
 
 static const struct udevice_id cpu_x86_ids[] = {