forked from Mirrors/opensbi
cacfba32cc
For some platforms with a particularly high number of harts, if the tlb fifo is too small, it case harts to wait. Platforms should be allowed to specify the size of the tlb fifo. Signed-off-by: Xiang W <wxjstz@126.com> Signed-off-by: Xing Xiaoguang <xiaoguang.xing@sophgo.com> Reviewed-by: Anup Patel <anup@brainfault.org>
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2020 Western Digital Corporation or its affiliates.
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*
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* Authors:
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* Anup Patel <anup.patel@wdc.com>
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*/
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#ifndef __PLATFORM_OVERRIDE_H__
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#define __PLATFORM_OVERRIDE_H__
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#include <sbi/sbi_hart.h>
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#include <sbi/sbi_types.h>
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#include <sbi/sbi_trap.h>
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struct platform_override {
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const struct fdt_match *match_table;
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u64 (*features)(const struct fdt_match *match);
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u64 (*tlbr_flush_limit)(const struct fdt_match *match);
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u32 (*tlb_num_entries)(const struct fdt_match *match);
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bool (*cold_boot_allowed)(u32 hartid, const struct fdt_match *match);
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int (*early_init)(bool cold_boot, const struct fdt_match *match);
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int (*final_init)(bool cold_boot, const struct fdt_match *match);
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void (*early_exit)(const struct fdt_match *match);
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void (*final_exit)(const struct fdt_match *match);
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int (*fdt_fixup)(void *fdt, const struct fdt_match *match);
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int (*extensions_init)(const struct fdt_match *match,
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struct sbi_hart_features *hfeatures);
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void (*fw_init)(void *fdt, const struct fdt_match *match);
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int (*vendor_ext_provider)(long funcid,
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const struct sbi_trap_regs *regs,
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unsigned long *out_value,
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struct sbi_trap_info *out_trap,
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const struct fdt_match *match);
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};
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#endif
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