stos/amd64: lapic: Detect if x2APIC mode is present

Signed-off-by: Chloe M. <chloe@mensia.org>
2026-06-26 20:46:27 +00:00
parent fd30fc5e04
commit 74d68ead72
2 changed files with 16 additions and 0 deletions
@@ -18,11 +18,13 @@
 * @ModelId:    Processor model ID
 * @FamilyId:   Processor family ID
 * @LapicBase:  Local APIC MMIO base
+ * @HasX2Apic:  If set, x2APIC is supported
 */
 typedef struct {
    UCHAR ModelId;
    USHORT FamilyId : 12;
    VOID *LapicBase;
+    UCHAR HasX2Apic : 1;
 } MCB;

 #endif  /* !_MACHINE_MCB_H_ */