exception.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2025 Infineon Technologies AG,
 * SPDX-FileCopyrightText: or an affiliate of Infineon Technologies AG. All rights reserved.
 * SPDX-FileCopyrightText: Copyright (c) 2026 Linumiz
 *
 * SPDX-License-Identifier: Apache-2.0
 */

 
#ifndef ZEPHYR_INCLUDE_ARCH_TRICORE_EXCEPTION_H_
#define ZEPHYR_INCLUDE_ARCH_TRICORE_EXCEPTION_H_
 
#ifndef _ASMLANGUAGE
#include <zephyr/types.h>
#include <zephyr/toolchain.h>
 
#ifdef __cplusplus
extern "C" {
#endif

 
/* TriCore Exception Stack Frame is the lower context*/
struct arch_esf {
        uint32_t pcxi;
        uint32_t a11;
        uint32_t a2;
        uint32_t a3;
        uint32_t d0;
        uint32_t d1;
        uint32_t d2;
        uint32_t d3;
        uint32_t a4;
        uint32_t a5;
        uint32_t a6;
        uint32_t a7;
        uint32_t d4;
        uint32_t d5;
        uint32_t d6;
        uint32_t d7;
};
 
#define TRICORE_TRAP_MMU                          0
#define TRICORE_TRAP_INTERNAL_PROTECTION_TRAPS    1
#define TRICORE_TRAP_INSTRUCTION_ERRORS           2
#define TRICORE_TRAP_CONTEXT_MANAGEMENT           3
#define TRICORE_TRAP_SYSTEM_BUS_PERIPHERAL_ERRORS 4
#define TRICORE_TRAP_ASSERTION_TRAPS              5
#define TRICORE_TRAP_SYSTEM_CALL                  6
#define TRICORE_TRAP_NMI                          7
 
/* Trap identification numbers (TIN) */
#define TRICORE_TRAP0_VAF 0
#define TRICORE_TRAP0_VAP 1
 
#define TRICORE_TRAP1_PRIV 1
#define TRICORE_TRAP1_MPR  2
#define TRICORE_TRAP1_MPW  3
#define TRICORE_TRAP1_MPX  4
#define TRICORE_TRAP1_MPP  5
#define TRICORE_TRAP1_MPN  6
#define TRICORE_TRAP1_GRWP 7
 
#define TRICORE_TRAP2_IOPC 1
#define TRICORE_TRAP2_UOPC 2
#define TRICORE_TRAP2_OPD  3
#define TRICORE_TRAP2_ALN  4
#define TRICORE_TRAP2_MEM  5
#define TRICORE_TRAP2_CSE  6
 
#define TRICORE_TRAP3_FCD  1
#define TRICORE_TRAP3_CDO  2
#define TRICORE_TRAP3_CDU  3
#define TRICORE_TRAP3_FCU  4
#define TRICORE_TRAP3_CSU  5
#define TRICORE_TRAP3_CTYP 6
#define TRICORE_TRAP3_NEST 7
 
#define TRICORE_TRAP4_PSE 1
#define TRICORE_TRAP4_DSE 2
#define TRICORE_TRAP4_DAE 3
#define TRICORE_TRAP4_CAE 4
#define TRICORE_TRAP4_PIE 5
#define TRICORE_TRAP4_DIE 6
#define TRICORE_TRAP4_TAE 7
 
#define TRICORE_TRAP5_OVF  1
#define TRICORE_TRAP5_SOVF 2

 
#ifdef __cplusplus
}
#endif
#endif
#endif