31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
#ifndef RESET_H
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#define RESET_H
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/* Generic reset functions. Call from code that wants to trigger a reset. */
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/* Super-hard reset specific to some Intel SoCs. */
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__attribute__((noreturn)) void global_reset(void);
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/* Full board reset. Resets SoC and most/all board components (e.g. DRAM). */
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__attribute__((noreturn)) void hard_reset(void);
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/* Board reset. Resets SoC some board components (e.g. TPM but not DRAM). */
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__attribute__((noreturn)) void soft_reset(void);
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/* Reset implementations. Implement these in SoC or mainboard code. Implement
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at least hard_reset() if possible, others fall back to it if necessary. */
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void do_global_reset(void);
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void do_hard_reset(void);
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void do_soft_reset(void);
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enum reset_type { /* listed in order of softness */
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GLOBAL_RESET,
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HARD_RESET,
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SOFT_RESET,
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};
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/* Callback that an SoC may override to perform special actions before reset.
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Take into account that softer resets may fall back to harder resets if not
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implemented... this will *not* trigger another callback! */
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void soc_reset_prepare(enum reset_type reset_type);
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#endif
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