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https://github.com/riscv-software-src/opensbi.git
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707aa3231a
sbi_hart_pmp_fence can now be utilized by other hart-protection implementation. Signed-off-by: Bo Gan <ganboing@gmail.com> Reviewed-by: Anup Patel <anup@brainfault.org> Link: https://lore.kernel.org/r/20251218104243.562667-2-ganboing@gmail.com Signed-off-by: Anup Patel <anup@brainfault.org>
22 lines
545 B
C
22 lines
545 B
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2025 Ventana Micro Systems Inc.
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*/
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#ifndef __SBI_HART_PMP_H__
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#define __SBI_HART_PMP_H__
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#include <sbi/sbi_types.h>
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struct sbi_scratch;
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unsigned int sbi_hart_pmp_count(struct sbi_scratch *scratch);
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unsigned int sbi_hart_pmp_log2gran(struct sbi_scratch *scratch);
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unsigned int sbi_hart_pmp_addrbits(struct sbi_scratch *scratch);
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bool sbi_hart_smepmp_is_fw_region(unsigned int pmp_idx);
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void sbi_hart_pmp_fence(void);
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int sbi_hart_pmp_init(struct sbi_scratch *scratch);
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#endif
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