src/soc/intel/common/reset.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #ifndef _INTEL_COMMON_RESET_H_
   4 #define _INTEL_COMMON_RESET_H_
   5
   6 #include <efi/efi_datatype.h>
   7
   8 /*
   9  * Implement SoC specific global reset (i.e. a reset of both host and
  10  * ME partitions). Usually the ME is asked to perform the reset first.
  11  * If that doesn't work out, fall back to a manual global reset.
  12  */
  13 void do_global_reset(void);
  14
  15 /* Prepare for reset, run do_global_reset(), halt. */
  16 __noreturn void global_reset(void);
  17
  18 /*
  19  * Return PCH Reset Status
  20  * The return status can be between EfiResetCold, EfiResetWarm, EfiResetShutdown
  21  * or EfiResetPlatformSpecific.
  22  *
  23  * If reset type if `EfiResetPlatformSpecific` then relying on pch_reset_data structure
  24  * to know if the reset type is a global reset.
  25  */
  26 efi_return_status_t fsp_get_pch_reset_status(void);
  27
  28 #endif  /* _INTEL_COMMON_RESET_H_ */