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// IBM_PROLOG_BEGIN_TAG
// This is an automatically generated prolog.
//
// $Source: src/include/usr/mbox/mbox_queues.H $
//
// IBM CONFIDENTIAL
//
// COPYRIGHT International Business Machines Corp. 2012
//
// 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 __MBOX_QUEUES_H
#define __MBOX_QUEUES_H
/**
* @file mbox_queues.H
* @brief Mailbox queue identifiers. This file is shared between
* Hostboot and FSP.
*/
namespace MBOX
{
/**
* message queue IDs
* FSP msg_queue range 0x80000000 - 0xFFFFFFFF
* Hostboot msg_queue range 0x00000001 - 0x7FFFFFFF
*/
enum queue_id_t
{
NOT_FOUND = 0,
HB_MAILBOX_MSGQ,
HB_ISTEP_MSGQ,
// Add HB services here:
HB_TEST_MSGQ = 0x7FFFFFFF,
// FSP mailboxes
FSP_FIRST_MSGQ = 0x80000000,
FSP_MAILBOX_MSGQ = FSP_FIRST_MSGQ,
FSP_ECHO_MSGQ,
FSP_PROGRESS_CODES_MSGQ,
FSP_TRACE_MSGQ,
FSP_ERRL_MSGQ,
// Add FSP services here:
};
// Message types are only unique with in each message queue. Each message queue can
// use the entire range limited only by the restrictions listed below.
//
// Each HB and FSP service will need it's own list of message types
// Not sure where they belong.
//
// types 0x00000000 - 0x3FFFFFFF are considered secure messages
// and are disabled when under SecureBoot environment
// types 0x40000000 - 0x7FFFFFFF can be done at anytime
// types 0x80000000 - 0xFFFFFFFF are reserved on hostboot for kernel services
// This means hostboot services can't use them, but this is not a restriction
// on FSP services
enum
{
FIRST_SECURE_MSG = 0,
LAST_SECURE_MSG = 0x3FFFFFFF,
FIRST_UNSECURE_MSG = 0x40000000,
LAST_UNSECURE_MSG = 0x7FFFFFFF,
FIRST_HB_KERNEL_MSG = 0x80000000,
LAST_KERNEL_MSG = 0xFFFFFFFF
};
/**
* MBOX to MBOX service message types.
*/
enum msg_type_t
{
MSG_REQUEST_DMA_BUFFERS = FIRST_UNSECURE_MSG,
};
};
#endif
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