✏️ 编辑：coresight-stm.h
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/usr/include/linux/coresight-stm.h
大小：747 B · 修改：2026-10-14 17:16:55 · 权限：0644 · 只读（保存会失败）
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __UAPI_CORESIGHT_STM_H_ #define __UAPI_CORESIGHT_STM_H_ #include <linux/const.h> #define STM_FLAG_TIMESTAMPED _BITUL(3) #define STM_FLAG_MARKED _BITUL(4) #define STM_FLAG_GUARANTEED _BITUL(7) /* * The CoreSight STM supports guaranteed and invariant timing * transactions. Guaranteed transactions are guaranteed to be * traced, this might involve stalling the bus or system to * ensure the transaction is accepted by the STM. While invariant * timing transactions are not guaranteed to be traced, they * will take an invariant amount of time regardless of the * state of the STM. */ enum { STM_OPTION_GUARANTEED = 0, STM_OPTION_INVARIANT, }; #endif
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