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ebc05162ae
Use zynqmp_ipi APIs to access IPI registers in pm_service. As the zynqmp_ipi APIs doesn't cover IPI buffers, the pm_ipi in pm_service will still directly access the IPI buffers. Signed-off-by: Wendy Liang <jliang@xilinx.com>
50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
/*
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* Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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/*
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* Contains definitions of commonly used macros and data types needed
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* for PU Power Management. This file should be common for all PU's.
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*/
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#ifndef _PM_COMMON_H_
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#define _PM_COMMON_H_
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#include <debug.h>
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#include <stdint.h>
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#include "pm_defs.h"
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#define PAYLOAD_ARG_CNT 6U
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#define PAYLOAD_ARG_SIZE 4U /* size in bytes */
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/**
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* pm_ipi - struct for capturing IPI-channel specific info
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* @apu_ipi_id APU IPI agent ID
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* @pmu_ipi_id PMU Agent ID
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* @buffer_base base address for payload buffer
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*/
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struct pm_ipi {
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const uint32_t apu_ipi_id;
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const uint32_t pmu_ipi_id;
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const uintptr_t buffer_base;
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};
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/**
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* pm_proc - struct for capturing processor related info
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* @node_id node-ID of the processor
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* @pwrdn_mask cpu-specific mask to be used for power control register
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* @ipi pointer to IPI channel structure
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* (in APU all processors share one IPI channel)
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*/
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struct pm_proc {
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const enum pm_node_id node_id;
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const unsigned int pwrdn_mask;
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const struct pm_ipi *ipi;
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};
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const struct pm_proc *pm_get_proc(unsigned int cpuid);
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const struct pm_proc *pm_get_proc_by_node(enum pm_node_id nid);
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#endif /* _PM_COMMON_H_ */
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