cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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fsl_pm.h (1183B)


      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * Support Power Management
      4 *
      5 * Copyright 2014-2015 Freescale Semiconductor Inc.
      6 */
      7#ifndef __PPC_FSL_PM_H
      8#define __PPC_FSL_PM_H
      9
     10#define E500_PM_PH10	1
     11#define E500_PM_PH15	2
     12#define E500_PM_PH20	3
     13#define E500_PM_PH30	4
     14#define E500_PM_DOZE	E500_PM_PH10
     15#define E500_PM_NAP	E500_PM_PH15
     16
     17#define PLAT_PM_SLEEP	20
     18#define PLAT_PM_LPM20	30
     19
     20#define FSL_PM_SLEEP		(1 << 0)
     21#define FSL_PM_DEEP_SLEEP	(1 << 1)
     22
     23struct fsl_pm_ops {
     24	/* mask pending interrupts to the RCPM from MPIC */
     25	void (*irq_mask)(int cpu);
     26
     27	/* unmask pending interrupts to the RCPM from MPIC */
     28	void (*irq_unmask)(int cpu);
     29	void (*cpu_enter_state)(int cpu, int state);
     30	void (*cpu_exit_state)(int cpu, int state);
     31	void (*cpu_up_prepare)(int cpu);
     32	void (*cpu_die)(int cpu);
     33	int (*plat_enter_sleep)(void);
     34	void (*freeze_time_base)(bool freeze);
     35
     36	/* keep the power of IP blocks during sleep/deep sleep */
     37	void (*set_ip_power)(bool enable, u32 mask);
     38
     39	/* get platform supported power management modes */
     40	unsigned int (*get_pm_modes)(void);
     41};
     42
     43extern const struct fsl_pm_ops *qoriq_pm_ops;
     44
     45int __init fsl_rcpm_init(void);
     46
     47#endif /* __PPC_FSL_PM_H */