ipi.hpp

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// SPDX-License-Identifier: GPL-3.0-or-later
 
#pragma once
 
#include <mos/types.h>
#include <mos/types.hpp>

typedef enum
{
    IPI_TYPE_HALT = 0,       // halt the CPU
    IPI_TYPE_INVALIDATE_TLB, // TLB shootdown
    IPI_TYPE_RESCHEDULE,     // Reschedule
    IPI_TYPE_MAX,
} ipi_type_t;
 
MOS_STATIC_ASSERT(IPI_TYPE_MAX <= (u8) 0xFF, "IPI_TYPE_MAX must fit in a u8");
 
#define TARGET_CPU_ALL 0xFF
 
void ipi_send(u8 target, ipi_type_t type);
void ipi_send_all(ipi_type_t type);
void ipi_do_handle(ipi_type_t type);