/* * struct cpu_suspend_ctx must be 16-byte aligned since it is allocated on * the stack, which must be 16-byte aligned on v8
*/ struct cpu_suspend_ctx { /* * This struct must be kept in sync with * cpu_do_{suspend/resume} in mm/proc.S
*/
u64 ctx_regs[NR_CTX_REGS];
u64 sp;
} __aligned(16);
/* * Memory to save the cpu state is allocated on the stack by * __cpu_suspend_enter()'s caller, and populated by __cpu_suspend_enter(). * This data must survive until cpu_resume() is called. * * This struct desribes the size and the layout of the saved cpu state. * The layout of the callee_saved_regs is defined by the implementation * of __cpu_suspend_enter(), and cpu_resume(). This struct must be passed * in by the caller as __cpu_suspend_enter()'s stack-frame is gone once it * returns, and the data would be subsequently corrupted by the call to the * finisher.
*/ struct sleep_stack_data { struct cpu_suspend_ctx system_regs; unsignedlong callee_saved_regs[NR_CALLEE_SAVED_REGS];
};
externunsignedlong *sleep_save_stash;
externint cpu_suspend(unsignedlong arg, int (*fn)(unsignedlong)); externvoid cpu_resume(void); int __cpu_suspend_enter(struct sleep_stack_data *state); void __cpu_suspend_exit(void); void _cpu_resume(void);
int swsusp_arch_suspend(void); int swsusp_arch_resume(void); int arch_hibernation_header_save(void *addr, unsignedint max_size); int arch_hibernation_header_restore(void *addr);
/* Used to resume on the CPU we hibernated on */ int hibernate_resume_nonboot_cpu_disable(void);
#endif
Messung V0.5
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