Zephyr API Documentation
4.0.0-rc2
A Scalable Open Source RTOS
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sparc.h
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/*
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* Copyright (c) 2019-2020 Cobham Gaisler AB
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_ARCH_SPARC_SPARC_H_
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#define ZEPHYR_INCLUDE_ARCH_SPARC_SPARC_H_
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/*
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* @file
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* @brief Definitions for the SPARC V8 architecture.
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*/
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/* Processor State Register */
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#define PSR_VER_BIT 24
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#define PSR_PIL_BIT 8
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#define PSR_VER (0xf << PSR_VER_BIT)
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#define PSR_EF (1 << 12)
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#define PSR_S (1 << 7)
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#define PSR_PS (1 << 6)
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#define PSR_ET (1 << 5)
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#define PSR_PIL (0xf << PSR_PIL_BIT)
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#define PSR_CWP 0x1f
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/* Trap Base Register */
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#define TBR_TT_BIT 4
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#define TBR_TBA 0xfffff000
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#define TBR_TT 0x00000ff0
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/* Trap types in TBR.TT */
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#define TT_RESET 0x00
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#define TT_WINDOW_OVERFLOW 0x05
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#define TT_WINDOW_UNDERFLOW 0x06
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#define TT_DATA_ACCESS_EXCEPTION 0x09
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#endif
/* ZEPHYR_INCLUDE_ARCH_SPARC_SPARC_H_ */
zephyr
arch
sparc
sparc.h
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