arch/arm/mach-alpine/alpine_cpu_resume.h

   1 /*
   2  * Annapurna labs cpu-resume register structure.
   3  *
   4  * Copyright (C) 2015 Annapurna Labs Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #ifndef ALPINE_CPU_RESUME_H_
  18 #define ALPINE_CPU_RESUME_H_
  19
  20 /* Per-cpu regs */
  21 struct al_cpu_resume_regs_per_cpu {
  22         uint32_t        flags;
  23         uint32_t        resume_addr;
  24 };
  25
  26 /* general regs */
  27 struct al_cpu_resume_regs {
  28         /* Watermark for validating the CPU resume struct */
  29         uint32_t watermark;
  30         uint32_t flags;
  31         struct al_cpu_resume_regs_per_cpu per_cpu[];
  32 };
  33
  34 /* The expected magic number for validating the resume addresses */
  35 #define AL_CPU_RESUME_MAGIC_NUM         0xf0e1d200
  36 #define AL_CPU_RESUME_MAGIC_NUM_MASK    0xffffff00
  37
  38 #endif /* ALPINE_CPU_RESUME_H_ */