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https://github.com/riscv-software-src/opensbi
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8ff2b94ea1
We add simple timer framework which will select and use timer driver based on details in FDT passed by previous booting stage. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
36 lines
696 B
C
36 lines
696 B
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 __FDT_TIMER_H__
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#define __FDT_TIMER_H__
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#include <sbi/sbi_types.h>
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struct fdt_timer {
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const struct fdt_match *match_table;
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int (*cold_init)(void *fdt, int nodeoff, const struct fdt_match *match);
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int (*warm_init)(void);
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void (*exit)(void);
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u64 (*value)(void);
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void (*event_stop)(void);
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void (*event_start)(u64 next_event);
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};
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u64 fdt_timer_value(void);
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void fdt_timer_event_stop(void);
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void fdt_timer_event_start(u64 next_event);
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void fdt_timer_exit(void);
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int fdt_timer_init(bool cold_boot);
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#endif
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