cpu: Add DMTF id and family fields

For SMBIOS tables we need to know the CPU family as well as CPU IDs. This
patches allocates some space for them in the cpu device and populates it
on x86.
Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

arch/x86/cpu/cpu_x86.c

@@ -15,9 +15,14 @@ DECLARE_GLOBAL_DATA_PTR;
 int cpu_x86_bind(struct udevice *dev)
 {
 	struct cpu_platdata *plat = dev_get_parent_platdata(dev);
+	struct cpuid_result res;
 
 	plat->cpu_id = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
 				      "intel,apic-id", -1);
+	plat->family = gd->arch.x86;
+	res = cpuid(1);
+	plat->id[0] = res.eax;
+	plat->id[1] = res.edx;
 
 	return 0;
 }

include/cpu.h

@@ -21,6 +21,8 @@ struct cpu_platdata {
 	int cpu_id;
 	int ucode_version;
 	ulong device_id;
+	u16 family;		/* DMTF CPU Family */
+	u32 id[2];		/* DMTF CPU Processor IDs */
 };
 
 /* CPU features - mostly just a placeholder for now */