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Diffstat (limited to 'src/include/usr/mbox/mbox_queues.H')
| -rw-r--r-- | src/include/usr/mbox/mbox_queues.H | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/include/usr/mbox/mbox_queues.H b/src/include/usr/mbox/mbox_queues.H new file mode 100644 index 000000000..1e19b62eb --- /dev/null +++ b/src/include/usr/mbox/mbox_queues.H @@ -0,0 +1,92 @@ +// 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 + |
