1 /*
2  * Copyright 2010-2016 Intel Corporation.
3  *
4  * This library is free software; you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser General Public License as published
6  * by the Free Software Foundation, version 2.1.
7  *
8  * This library is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11  * Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public
14  * License along with this library; if not, write to the Free Software
15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
16  * 02110-1301 USA.
17  *
18  * Disclaimer: The codes contained in these modules may be specific
19  * to the Intel Software Development Platform codenamed Knights Ferry,
20  * and the Intel product codenamed Knights Corner, and are not backward
21  * compatible with other Intel products. Additionally, Intel will NOT
22  * support the codes or instruction set in future products.
23  *
24  * Intel offers no warranty of any kind regarding the code. This code is
25  * licensed on an "AS IS" basis and Intel is not obligated to provide
26  * any support, assistance, installation, training, or other services
27  * of any kind. Intel is also not obligated to provide any updates,
28  * enhancements or extensions. Intel specifically disclaims any warranty
29  * of merchantability, non-infringement, fitness for any particular
30  * purpose, and any other warranty.
31  *
32  * Further, Intel disclaims all liability of any kind, including but
33  * not limited to liability for infringement of any proprietary rights,
34  * relating to the use of the code, even if Intel is notified of the
35  * possibility of such liability. Except as expressly stated in an Intel
36  * license agreement provided with this code and agreed upon with Intel,
37  * no license, express or implied, by estoppel or otherwise, to any
38  * intellectual property rights is granted herein.
39  */
40 
41 #ifndef _COIENGINE_COMMON_H
42 #define _COIENGINE_COMMON_H
43 
44 /** @ingroup COIEngine
45  *  @addtogroup COIEnginecommon
46 @{
47 * @file common/COIEngine_common.h
48 */
49 #ifndef DOXYGEN_SHOULD_SKIP_THIS
50 
51 #include "../common/COITypes_common.h"
52 #include "../common/COIResult_common.h"
53 
54 #ifdef __cplusplus
55 extern "C" {
56 #endif
57 #endif // DOXYGEN_SHOULD_SKIP_THIS
58 
59 #define COI_MAX_ISA_x86_64_DEVICES 128
60 #define COI_MAX_ISA_MIC_DEVICES    128
61 #define COI_MAX_ISA_KNF_DEVICES    0
62 #define COI_MAX_ISA_KNC_DEVICES    COI_MAX_ISA_MIC_DEVICES
63 #define COI_MAX_ISA_KNL_DEVICES    COI_MAX_ISA_MIC_DEVICES
64 
65 ///////////////////////////////////////////////////////////////////////////////
66 ///
67 /// List of ISA types of supported engines.
68 ///
69 typedef enum
70 {
71     COI_DEVICE_INVALID = 0,        ///< Represents an invalid device type.
72     COI_DEVICE_SOURCE,             ///< The engine from which offload originates
73     COI_DEVICE_MIC,                ///< Special value used to represent any device
74     ///< in the Intel(R) Many Integrated Core family.
75     COI_DEVICE_DEPRECATED_0,       ///< Placeholder for L1OM devices (deprecated).
76     COI_DEVICE_KNC,                ///< K1OM devices (Knigts Corner).
77     COI_DEVICE_KNL,                ///< Knights Landing devices
78     COI_DEVICE_MAX,
79     COI_DEVICE_KNF = COI_DEVICE_DEPRECATED_0
80 } COI_DEVICE_TYPE;
81 
82 ///////////////////////////////////////////////////////////////////////////////
83 ///
84 /// List of deprecated device types for backward compatibility
85 ///
86 #define COI_ISA_INVALID COI_DEVICE_INVALID
87 #define COI_ISA_x86_64  COI_DEVICE_SOURCE
88 #define COI_ISA_MIC     COI_DEVICE_MIC
89 #define COI_ISA_KNF     COI_DEVICE_KNF
90 #define COI_ISA_KNC     COI_DEVICE_KNC
91 
92 typedef COI_DEVICE_TYPE COI_ISA_TYPE;
93 
94 ///////////////////////////////////////////////////////////////////////////////
95 ///
96 /// Get the information about the COIEngine executing this function call.
97 ///
98 /// @param  out_pType
99 ///         [out] The COI_DEVICE_TYPE of the engine.
100 ///
101 /// @param  out_pIndex
102 ///         [out] The zero-based index of this engine in the collection of
103 ///         engines of the ISA returned in out_pType.
104 ///
105 /// @return COI_INVALID_POINTER if any of the parameters are NULL.
106 ///
107 /// @return COI_SUCCESS
108 ///
109 COIACCESSAPI
110 COIRESULT
111 COIEngineGetIndex(
112     COI_DEVICE_TYPE    *out_pType,
113     uint32_t           *out_pIndex);
114 
115 #ifdef __cplusplus
116 } /* extern "C" */
117 #endif
118 
119 #endif /* _COIENGINE_COMMON_H */
120 
121 /*! @} */
122