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Libs/RiscV/NEORV32/sw/lib/include/neorv32_rte.h
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Libs/RiscV/NEORV32/sw/lib/include/neorv32_rte.h
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// #################################################################################################
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// # << NEORV32: neorv32_rte.h - NEORV32 Runtime Environment >> #
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// # ********************************************************************************************* #
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// # BSD 3-Clause License #
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// # #
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// # Copyright (c) 2021, Stephan Nolting. All rights reserved. #
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// # #
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// # Redistribution and use in source and binary forms, with or without modification, are #
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// # permitted provided that the following conditions are met: #
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// # #
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// # 1. Redistributions of source code must retain the above copyright notice, this list of #
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// # conditions and the following disclaimer. #
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// # #
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// # 2. Redistributions in binary form must reproduce the above copyright notice, this list of #
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// # conditions and the following disclaimer in the documentation and/or other materials #
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// # provided with the distribution. #
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// # #
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// # 3. Neither the name of the copyright holder nor the names of its contributors may be used to #
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// # endorse or promote products derived from this software without specific prior written #
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// # permission. #
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// # #
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// # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS #
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// # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF #
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// # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE #
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// # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, #
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// # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE #
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// # GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED #
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// # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING #
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// # NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED #
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// # OF THE POSSIBILITY OF SUCH DAMAGE. #
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// # ********************************************************************************************* #
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// # The NEORV32 Processor - https://github.com/stnolting/neorv32 (c) Stephan Nolting #
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// #################################################################################################
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/**********************************************************************//**
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* @file neorv32_rte.h
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* @author Stephan Nolting
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* @brief NEORV32 Runtime Environment.
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**************************************************************************/
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#ifndef neorv32_rte_h
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#define neorv32_rte_h
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/**********************************************************************//**
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* NEORV32 runtime environment trap IDs.
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**************************************************************************/
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enum NEORV32_RTE_TRAP_enum {
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RTE_TRAP_I_MISALIGNED = 0, /**< Instruction address misaligned */
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RTE_TRAP_I_ACCESS = 1, /**< Instruction (bus) access fault */
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RTE_TRAP_I_ILLEGAL = 2, /**< Illegal instruction */
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RTE_TRAP_BREAKPOINT = 3, /**< Breakpoint (EBREAK instruction) */
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RTE_TRAP_L_MISALIGNED = 4, /**< Load address misaligned */
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RTE_TRAP_L_ACCESS = 5, /**< Load (bus) access fault */
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RTE_TRAP_S_MISALIGNED = 6, /**< Store address misaligned */
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RTE_TRAP_S_ACCESS = 7, /**< Store (bus) access fault */
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RTE_TRAP_UENV_CALL = 8, /**< Environment call from user mode (ECALL instruction) */
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RTE_TRAP_MENV_CALL = 9, /**< Environment call from machine mode (ECALL instruction) */
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RTE_TRAP_MSI = 10, /**< Machine software interrupt */
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RTE_TRAP_MTI = 11, /**< Machine timer interrupt */
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RTE_TRAP_MEI = 12, /**< Machine external interrupt */
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RTE_TRAP_FIRQ_0 = 13, /**< Fast interrupt channel 0 */
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RTE_TRAP_FIRQ_1 = 14, /**< Fast interrupt channel 1 */
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RTE_TRAP_FIRQ_2 = 15, /**< Fast interrupt channel 2 */
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RTE_TRAP_FIRQ_3 = 16, /**< Fast interrupt channel 3 */
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RTE_TRAP_FIRQ_4 = 17, /**< Fast interrupt channel 4 */
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RTE_TRAP_FIRQ_5 = 18, /**< Fast interrupt channel 5 */
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RTE_TRAP_FIRQ_6 = 19, /**< Fast interrupt channel 6 */
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RTE_TRAP_FIRQ_7 = 20, /**< Fast interrupt channel 7 */
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RTE_TRAP_FIRQ_8 = 21, /**< Fast interrupt channel 8 */
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RTE_TRAP_FIRQ_9 = 22, /**< Fast interrupt channel 9 */
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RTE_TRAP_FIRQ_10 = 23, /**< Fast interrupt channel 10 */
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RTE_TRAP_FIRQ_11 = 24, /**< Fast interrupt channel 11 */
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RTE_TRAP_FIRQ_12 = 25, /**< Fast interrupt channel 12 */
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RTE_TRAP_FIRQ_13 = 26, /**< Fast interrupt channel 13 */
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RTE_TRAP_FIRQ_14 = 27, /**< Fast interrupt channel 14 */
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RTE_TRAP_FIRQ_15 = 28 /**< Fast interrupt channel 15 */
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};
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/**********************************************************************//**
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* NEORV32 runtime environment: Number of available traps.
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**************************************************************************/
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#define NEORV32_RTE_NUM_TRAPS 29
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// prototypes
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void neorv32_rte_setup(void);
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int neorv32_rte_exception_install(uint8_t id, void (*handler)(void));
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int neorv32_rte_exception_uninstall(uint8_t id);
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void neorv32_rte_print_hw_config(void);
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void neorv32_rte_print_hw_version(void);
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void neorv32_rte_print_credits(void);
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void neorv32_rte_print_logo(void);
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void neorv32_rte_print_license(void);
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uint32_t neorv32_rte_get_compiler_isa(void);
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int neorv32_rte_check_isa(int silent);
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#endif // neorv32_rte_h
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