Joseph Macaranas
81 righe
2.9 KiB
C
81 righe
2.9 KiB
C
////////////////////////////////////////////////////////////////////////////////
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//
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// The University of Illinois/NCSA
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// Open Source License (NCSA)
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//
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// Copyright (c) 2014-2015, Advanced Micro Devices, Inc. All rights reserved.
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//
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// Developed by:
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//
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// AMD Research and AMD HSA Software Development
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//
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// Advanced Micro Devices, Inc.
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//
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// www.amd.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal with the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// - Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimers.
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// - Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimers in
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// the documentation and/or other materials provided with the distribution.
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// - Neither the names of Advanced Micro Devices, Inc,
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// nor the names of its contributors may be used to endorse or promote
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// products derived from this Software without specific prior written
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// permission.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS WITH THE SOFTWARE.
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//
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////////////////////////////////////////////////////////////////////////////////
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#ifndef AMD_HSA_SIGNAL_H
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#define AMD_HSA_SIGNAL_H
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#include "amd_hsa_common.h"
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#include "amd_hsa_queue.h"
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// AMD Signal Kind Enumeration Values.
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typedef int64_t amd_signal_kind64_t;
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enum amd_signal_kind_t {
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AMD_SIGNAL_KIND_INVALID = 0,
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AMD_SIGNAL_KIND_USER = 1,
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AMD_SIGNAL_KIND_DOORBELL = -1,
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AMD_SIGNAL_KIND_LEGACY_DOORBELL = -2
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};
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// AMD Signal.
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#define AMD_SIGNAL_ALIGN_BYTES 64
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#define AMD_SIGNAL_ALIGN __ALIGNED__(AMD_SIGNAL_ALIGN_BYTES)
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typedef struct AMD_SIGNAL_ALIGN amd_signal_s {
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amd_signal_kind64_t kind;
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union {
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volatile int64_t value;
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volatile uint32_t* legacy_hardware_doorbell_ptr;
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volatile uint64_t* hardware_doorbell_ptr;
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};
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uint64_t event_mailbox_ptr;
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uint32_t event_id;
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uint32_t reserved1;
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uint64_t start_ts;
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uint64_t end_ts;
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union {
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amd_queue_t* queue_ptr;
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uint64_t reserved2;
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};
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uint32_t reserved3[2];
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} amd_signal_t;
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#endif // AMD_HSA_SIGNAL_H
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