16732bc65SLorenzo Pieralisi #ifndef __ASM_SUSPEND_H 26732bc65SLorenzo Pieralisi #define __ASM_SUSPEND_H 36732bc65SLorenzo Pieralisi 46732bc65SLorenzo Pieralisi #define NR_CTX_REGS 11 56732bc65SLorenzo Pieralisi 66732bc65SLorenzo Pieralisi /* 76732bc65SLorenzo Pieralisi * struct cpu_suspend_ctx must be 16-byte aligned since it is allocated on 86732bc65SLorenzo Pieralisi * the stack, which must be 16-byte aligned on v8 96732bc65SLorenzo Pieralisi */ 106732bc65SLorenzo Pieralisi struct cpu_suspend_ctx { 116732bc65SLorenzo Pieralisi /* 126732bc65SLorenzo Pieralisi * This struct must be kept in sync with 136732bc65SLorenzo Pieralisi * cpu_do_{suspend/resume} in mm/proc.S 146732bc65SLorenzo Pieralisi */ 156732bc65SLorenzo Pieralisi u64 ctx_regs[NR_CTX_REGS]; 166732bc65SLorenzo Pieralisi u64 sp; 176732bc65SLorenzo Pieralisi } __aligned(16); 18*95322526SLorenzo Pieralisi 19*95322526SLorenzo Pieralisi struct sleep_save_sp { 20*95322526SLorenzo Pieralisi phys_addr_t *save_ptr_stash; 21*95322526SLorenzo Pieralisi phys_addr_t save_ptr_stash_phys; 22*95322526SLorenzo Pieralisi }; 23*95322526SLorenzo Pieralisi 24*95322526SLorenzo Pieralisi extern void cpu_resume(void); 25*95322526SLorenzo Pieralisi extern int cpu_suspend(unsigned long); 26*95322526SLorenzo Pieralisi 276732bc65SLorenzo Pieralisi #endif 28