xref: /freebsd/sys/contrib/alpine-hal/eth/al_hal_eth_alu.h (revision 63a938566d524836885917d95bd491aa4400b181)
1 /*******************************************************************************
2 Copyright (C) 2015 Annapurna Labs Ltd.
3 
4 This file may be licensed under the terms of the Annapurna Labs Commercial
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12 without modification, are permitted provided that the following conditions are
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34 *******************************************************************************/
35 
36 /**
37  * @defgroup group_eth_alu_api API
38  * Ethernet Controller generic ALU API
39  * @ingroup group_eth
40  * @{
41  * @file   al_hal_eth_alu.h
42  *
43  * @brief Header file for control parameters for the generic ALU unit in the Ethernet Datapath for Advanced Ethernet port.
44  *
45  */
46 
47 #ifndef __AL_HAL_ETH_ALU_H__
48 #define __AL_HAL_ETH_ALU_H__
49 
50 /* *INDENT-OFF* */
51 #ifdef __cplusplus
52 extern "C" {
53 #endif
54 /* *INDENT-ON* */
55 
56 enum AL_ETH_ALU_OPCODE
57 {
58 	AL_ALU_FWD_A                            = 0,
59 	AL_ALU_ARITHMETIC_ADD                   = 1,
60 	AL_ALU_ARITHMETIC_SUBTRACT              = 2,
61 	AL_ALU_BITWISE_AND                      = 3,
62 	AL_ALU_BITWISE_OR                       = 4,
63 	AL_ALU_SHIFT_RIGHT_A_BY_B               = 5,
64 	AL_ALU_SHIFT_LEFT_A_BY_B                = 6,
65 	AL_ALU_BITWISE_XOR                      = 7,
66 	AL_ALU_FWD_INV_A                        = 16,
67 	AL_ALU_ARITHMETIC_ADD_INV_A_AND_B       = 17,
68 	AL_ALU_ARITHMETIC_SUBTRACT_INV_A_AND_B  = 18,
69 	AL_ALU_BITWISE_AND_INV_A_AND_B          = 19,
70 	AL_ALU_BITWISE_OR_INV_A_AND_B           = 20,
71 	AL_ALU_SHIFT_RIGHT_INV_A_BY_B           = 21,
72 	AL_ALU_SHIFT_LEFT_INV_A_BY_B            = 22,
73 	AL_ALU_BITWISE_XOR_INV_A_AND_B          = 23,
74 	AL_ALU_ARITHMETIC_ADD_A_AND_INV_B       = 33,
75 	AL_ALU_ARITHMETIC_SUBTRACT_A_AND_INV_B  = 34,
76 	AL_ALU_BITWISE_AND_A_AND_INV_B          = 35,
77 	AL_ALU_BITWISE_OR_A_AND_INV_B           = 36,
78 	AL_ALU_SHIFT_RIGHT_A_BY_INV_B           = 37,
79 	AL_ALU_SHIFT_LEFT_A_BY_INV_B            = 38,
80 	AL_ALU_BITWISE_XOR_A_AND_INV_B          = 39,
81 	AL_ALU_ARITHMETIC_ADD_INV_A_AND_INV_B   = 49,
82 	AL_ALU_ARITHMETIC_SUBTRACT_INV_A_AND    = 50,
83 	AL_ALU_BITWISE_AND_INV_A_AND_INV_B      = 51,
84 	AL_ALU_BITWISE_OR_INV_A_AND_INV_B       = 52,
85 	AL_ALU_SHIFT_RIGHT_INV_A_BY_INV_B       = 53,
86 	AL_ALU_SHIFT_LEFT_INV_A_BY_INV_B        = 54,
87 	AL_ALU_BITWISE_XOR_INV_A_AND_INV_B      = 55
88 };
89 
90 #ifdef __cplusplus
91 }
92 #endif
93 /* *INDENT-ON* */
94 #endif /* __AL_HAL_ETH_ALU_H__ */
95 /** @} end of Ethernet group */
96