diff --git a/qemu/target/i386/cpu.c b/qemu/target/i386/cpu.c
index 6addc127..6e17e00f 100644
--- a/qemu/target/i386/cpu.c
+++ b/qemu/target/i386/cpu.c
@@ -1239,6 +1239,7 @@ struct X86CPUDefinition {
     FeatureWordArray features;
     const char *model_id;
     bool cache_info_passthrough;
+    CPUCaches *cache_info;
 };
 
 static X86CPUDefinition builtin_x86_defs[] = {
diff --git a/qemu/target/i386/cpu.h b/qemu/target/i386/cpu.h
index e2d73001..18155969 100644
--- a/qemu/target/i386/cpu.h
+++ b/qemu/target/i386/cpu.h
@@ -1053,6 +1053,13 @@ typedef struct CPUCacheInfo {
     bool complex_indexing;
 } CPUCacheInfo;
 
+typedef struct CPUCaches {
+        CPUCacheInfo l1d_cache;
+        CPUCacheInfo l1i_cache;
+        CPUCacheInfo l2_cache;
+        CPUCacheInfo l3_cache;
+} CPUCaches;
+
 typedef struct CPUX86State {
     /* standard registers */
     target_ulong regs[CPU_NB_REGS];
@@ -1227,6 +1234,7 @@ typedef struct CPUX86State {
     /* Features that were explicitly enabled/disabled */
     FeatureWordArray user_features;
     uint32_t cpuid_model[12];
+    CPUCaches *cache_info;
 
     /* MTRRs */
     uint64_t mtrr_fixed[11];