NEORV32 - Software Framework Documentation
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neorv32_cpu_cfu.h
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1// #################################################################################################
2// # << NEORV32: neorv32_cfu.h - CPU Core - CFU Co-Processor Hardware Driver >> #
3// # ********************************************************************************************* #
4// # BSD 3-Clause License #
5// # #
6// # Copyright (c) 2023, Stephan Nolting. All rights reserved. #
7// # #
8// # Redistribution and use in source and binary forms, with or without modification, are #
9// # permitted provided that the following conditions are met: #
10// # #
11// # 1. Redistributions of source code must retain the above copyright notice, this list of #
12// # conditions and the following disclaimer. #
13// # #
14// # 2. Redistributions in binary form must reproduce the above copyright notice, this list of #
15// # conditions and the following disclaimer in the documentation and/or other materials #
16// # provided with the distribution. #
17// # #
18// # 3. Neither the name of the copyright holder nor the names of its contributors may be used to #
19// # endorse or promote products derived from this software without specific prior written #
20// # permission. #
21// # #
22// # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS #
23// # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF #
24// # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE #
25// # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, #
26// # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE #
27// # GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED #
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29// # NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED #
30// # OF THE POSSIBILITY OF SUCH DAMAGE. #
31// # ********************************************************************************************* #
32// # The NEORV32 Processor - https://github.com/stnolting/neorv32 (c) Stephan Nolting #
33// #################################################################################################
34
35
36/**********************************************************************/
41#ifndef neorv32_cpu_cfu_h
42#define neorv32_cpu_cfu_h
43
44// prototypes
46
47
48/**********************************************************************/
53#define neorv32_cfu_r3_instr(funct7, funct3, rs1, rs2) CUSTOM_INSTR_R3_TYPE(funct7, rs2, rs1, funct3, RISCV_OPCODE_CUSTOM0)
55#define neorv32_cfu_r4_instr(funct3, rs1, rs2, rs3) CUSTOM_INSTR_R4_TYPE(rs3, rs2, rs1, funct3, RISCV_OPCODE_CUSTOM1)
57#define neorv32_cfu_r5_instr_a(rs1, rs2, rs3, rs4) CUSTOM_INSTR_R5_TYPE(rs4, rs3, rs2, rs1, RISCV_OPCODE_CUSTOM2)
59#define neorv32_cfu_r5_instr_b(rs1, rs2, rs3, rs4) CUSTOM_INSTR_R5_TYPE(rs4, rs3, rs2, rs1, RISCV_OPCODE_CUSTOM3)
62#endif // neorv32_cpu_cfu_h
int neorv32_cpu_cfu_available(void)
Definition neorv32_cpu_cfu.c:50