관리-도구

편집 파일: flowctrl.h

/* SPDX-License-Identifier: GPL-2.0-only */ /* * Functions and macros to control the flowcontroller * * Copyright (c) 2010-2012, NVIDIA Corporation. All rights reserved. */ #ifndef __SOC_TEGRA_FLOWCTRL_H__ #define __SOC_TEGRA_FLOWCTRL_H__ #define FLOW_CTRL_HALT_CPU0_EVENTS 0x0 #define FLOW_CTRL_WAITEVENT (2 << 29) #define FLOW_CTRL_WAIT_FOR_INTERRUPT (4 << 29) #define FLOW_CTRL_JTAG_RESUME (1 << 28) #define FLOW_CTRL_SCLK_RESUME (1 << 27) #define FLOW_CTRL_HALT_CPU_IRQ (1 << 10) #define FLOW_CTRL_HALT_CPU_FIQ (1 << 8) #define FLOW_CTRL_HALT_LIC_IRQ (1 << 11) #define FLOW_CTRL_HALT_LIC_FIQ (1 << 10) #define FLOW_CTRL_HALT_GIC_IRQ (1 << 9) #define FLOW_CTRL_HALT_GIC_FIQ (1 << 8) #define FLOW_CTRL_CPU0_CSR 0x8 #define FLOW_CTRL_CSR_INTR_FLAG (1 << 15) #define FLOW_CTRL_CSR_EVENT_FLAG (1 << 14) #define FLOW_CTRL_CSR_ENABLE_EXT_CRAIL (1 << 13) #define FLOW_CTRL_CSR_ENABLE_EXT_NCPU (1 << 12) #define FLOW_CTRL_CSR_ENABLE_EXT_MASK ( \ FLOW_CTRL_CSR_ENABLE_EXT_NCPU | \ FLOW_CTRL_CSR_ENABLE_EXT_CRAIL) #define FLOW_CTRL_CSR_ENABLE (1 << 0) #define FLOW_CTRL_HALT_CPU1_EVENTS 0x14 #define FLOW_CTRL_CPU1_CSR 0x18 #define TEGRA20_FLOW_CTRL_CSR_WFE_CPU0 (1 << 4) #define TEGRA20_FLOW_CTRL_CSR_WFE_BITMAP (3 << 4) #define TEGRA20_FLOW_CTRL_CSR_WFI_BITMAP 0 #define TEGRA30_FLOW_CTRL_CSR_WFI_CPU0 (1 << 8) #define TEGRA30_FLOW_CTRL_CSR_WFE_BITMAP (0xF << 4) #define TEGRA30_FLOW_CTRL_CSR_WFI_BITMAP (0xF << 8) #ifndef __ASSEMBLY__ #ifdef CONFIG_SOC_TEGRA_FLOWCTRL u32 flowctrl_read_cpu_csr(unsigned int cpuid); void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value); void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value); void flowctrl_cpu_suspend_enter(unsigned int cpuid); void flowctrl_cpu_suspend_exit(unsigned int cpuid); #else static inline u32 flowctrl_read_cpu_csr(unsigned int cpuid) { return 0; } static inline void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value) { } static inline void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value) {} static inline void flowctrl_cpu_suspend_enter(unsigned int cpuid) { } static inline void flowctrl_cpu_suspend_exit(unsigned int cpuid) { } #endif /* CONFIG_SOC_TEGRA_FLOWCTRL */ #endif /* __ASSEMBLY */ #endif /* __SOC_TEGRA_FLOWCTRL_H__ */