ptos/amd64+hal: intr: Add IRQL managmenet

Signed-off-by: Chloe M. <chloe@mensia.org>

service/ptos/head/hal/intr.h

@@ -52,4 +52,27 @@ typedef struct _INTR_HANDLER {
  */
 UCHAR HalIntrRegister(INTR_HANDLER *Handler, BOOLEAN IsUser);
 
+/*
+ * Returns the current IRQL
+ */
+IRQL HalGetIrql(VOID);
+
+/*
+ * Raise the IRQL level to a higher level
+ *
+ * @Irql: IRQL to raise to
+ *
+ * Returns the previous IRQL
+ */
+IRQL HalRaiseIrql(IRQL Irql);
+
+/*
+ * Lower the IRQL level to a lower level
+ *
+ * @Irql: IRQL to lower to
+ *
+ * Returns the previous IRQL
+ */
+IRQL HalLowerIrql(IRQL Irql);
+
 #endif  /* !_HAL_INTR_H_ */

service/ptos/head/ke/bugcheck.h

@@ -19,13 +19,17 @@
  * @BUGCHECK_IO_ERROR:      Fatal I/O error
  * @BUGCHECK_UNBOUND_RESRC: Fatal unbound resource
  * @BUGCHECK_EXCEPTION:     Fatal exception
+ * @BUGCHECK_IRQL_NOT_GTE:  IRQL not greater than or equal
+ * @BUGCHECK_IRQL_NOT_LTE:  IRQL not less than or equal
  */
 typedef enum {
     BUGCHECK_MISC,
     BUGCHECK_OOM,
     BUGCHECK_IO_ERROR,
     BUGCHECK_UNBOUND_RESRC,
-    BUGCHECK_EXCEPTION
+    BUGCHECK_EXCEPTION,
+    BUGCHECK_IRQL_NOT_GTE,
+    BUGCHECK_IRQL_NOT_LTE
 } BUGCHECK_REASON;
 
 /*