forked from Mirrors/opensbi
platform: Add Andes AE350 initial support
This commit provides basic support for the AE350 platform. Signed-off-by: Zong Li <zongbox@gmail.com> Signed-off-by: Nylon Chen <nylon7@andestech.com>
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46
platform/andes/ae350/plicsw.h
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46
platform/andes/ae350/plicsw.h
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/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2019 Andes Technology Corporation
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*
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* Authors:
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* Zong Li <zong@andestech.com>
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* Nylon Chen <nylon7@andestech.com>
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*/
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#ifndef _AE350_PLICSW_H_
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#define _AE350_PLICSW_H_
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#define PLICSW_PRIORITY_BASE 0x4
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#define PLICSW_PENDING_BASE 0x1000
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#define PLICSW_PENDING_PER_HART 0x8
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#define PLICSW_ENABLE_BASE 0x2000
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#define PLICSW_ENABLE_PER_HART 0x80
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#define PLICSW_CONTEXT_BASE 0x200000
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#define PLICSW_CONTEXT_PER_HART 0x1000
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#define PLICSW_CONTEXT_CLAIM 0x4
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#define PLICSW_HART_MASK 0x80808080
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struct plicsw {
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u32 source_id;
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volatile uint32_t *plicsw_pending;
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volatile uint32_t *plicsw_enable;
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volatile uint32_t *plicsw_claim;
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};
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void plicsw_ipi_send(u32 target_hart);
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void plicsw_ipi_sync(u32 target_hart);
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void plicsw_ipi_clear(u32 target_hart);
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int plicsw_warm_ipi_init(void);
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int plicsw_cold_ipi_init(unsigned long base, u32 hart_count);
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#endif /* _AE350_PLICSW_H_ */
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