stos/amd64: cpu: Add LAPIC driver + MCB in KPCR

Signed-off-by: Chloe M <chloe@mensia.org>
2026-07-13 22:25:23 -04:00
parent 533483a367
commit 4165241b6f
6 changed files with 490 additions and 3 deletions
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2026, Chloe M.
+ * Provided under the BSD-3 clause.
+ *
+ * Description: Machine core block
+ * Author:      Chloe M.
+ */
+
+#ifndef _MACHINE_MCB_H_
+#define _MACHINE_MCB_H_ 1
+
+#include <ptdef.h>
+
+/*
+ * The machine core block contains MD processor information
+ *
+ * @LapicBase:      Local APIC MMIO base
+ * @HasX2Apic:      Has an x2APIC unit
+ * @LapicTmrFreq:   Local APIC timer frequency
+ */
+typedef struct {
+    VOID *LapicBase;
+    UCHAR HasX2Apic : 1;
+    USIZE LapicTmrFreq;
+} MCB;
+
+#endif  /* !_MACHINE_MCB_H_ */