Interrupt presenter implementation

Change-Id: If6b499d819b71298b8a64e096e1eb83c639ad645
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/517
Tested-by: Jenkins Server
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/src/include/usr/intr/interrupt.H b/src/include/usr/intr/interrupt.H
new file mode 100644
index 000000000..142917df2
--- /dev/null
+++ b/src/include/usr/intr/interrupt.H
@@ -0,0 +1,79 @@
+//  IBM_PROLOG_BEGIN_TAG
+//  This is an automatically generated prolog.
+//
+//  $Source: src/include/usr/intr/interrupt.H $
+//
+//  IBM CONFIDENTIAL
+//
+//  COPYRIGHT International Business Machines Corp. 2011
+//
+//  p1
+//
+//  Object Code Only (OCO) source materials
+//  Licensed Internal Code Source Materials
+//  IBM HostBoot Licensed Internal Code
+//
+//  The source code for this program is not published or other-
+//  wise divested of its trade secrets, irrespective of what has
+//  been deposited with the U.S. Copyright Office.
+//
+//  Origin: 30
+//
+//  IBM_PROLOG_END
+#ifndef INTERRUPT_H
+#define INTERRUPT_H
+
+#include <sys/msg.h>
+#include <errl/errltypes.H>
+#include <sys/interrupt.h>
+
+namespace INTR
+{
+
+
+    /**
+     * External Interrupt Types (XISR)
+     */
+    enum ext_intr_t
+    {
+        NO_INTERRUPT = 0,       //!< no interrupt present
+        INTERPROC = 2,          //!< Inter processor interrupt
+        FSP_MAILBOX = 0x25,     //!< TODO find this value
+        ATTENTION = 0x26,       //!< TODO find this value
+    };
+
+    /**
+     * Msg types for intrRp from usr space
+     */
+    enum msg_intr_types_t
+    {
+        MSG_INTR_ADD_CPU_USR = 1,  //!< Add cpu core, data[0] = cpuid (PIR)
+        MSG_INTR_REGISTER_MSGQ,    //!< Register a msgQ
+        MSG_INTR_ENABLE,           //!< Enable external Interrupts
+        MSG_INTR_DISABLE,          //!< Disable external interrupts
+    };
+
+
+    /**
+     * Register a message queue to recieve external interrupts
+     * @param[in] i_msgQ  The message queue
+     * @param[in] i_type  The type of interrupt (XISR value)
+     * @return errlHndl_t on error.
+     */
+    errlHndl_t registerMsgQ(msg_q_t i_msgQ, ext_intr_t i_type);
+
+    /**
+     * Enable hardware to report external interrupts
+     * @return errlHndl_t on error.
+     */
+    errlHndl_t enableExternalInterrupts();
+
+    /**
+     * Disable hardware from reporting external interrupts
+     * @return errlHndl_t on error.
+     */
+    errlHndl_t disableExternalInterrupts();
+
+};
+
+#endif