x86/cpu: add accessors

The accessors provide access to the width of physical addresses and
CPUID/vendor information.

1 files changed, 24 insertions, 0 deletions

diff --git a/arch/x86/machine/cpu.h b/arch/x86/machine/cpu.h
index 28308042..0c4e6e1d 100644
--- a/arch/x86/machine/cpu.h
+++ b/arch/x86/machine/cpu.h
@@ -638,6 +638,30 @@ cpu_tlb_flush_va(unsigned long va)
     asm volatile("invlpg (%0)" : : "r" (va) : "memory");
 }
 
+static inline unsigned int
+cpu_cpuid_max_basic(const struct cpu *cpu)
+{
+    return cpu->cpuid_max_basic;
+}
+
+static inline unsigned int
+cpu_vendor_id(const struct cpu *cpu)
+{
+    return cpu->vendor_id;
+}
+
+static inline unsigned int
+cpu_family(const struct cpu *cpu)
+{
+    return cpu->family;
+}
+
+static inline unsigned int
+cpu_phys_addr_width(const struct cpu *cpu)
+{
+    return cpu->phys_addr_width;
+}
+
 /*
  * Get CPU frequency in Hz.
  */