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When using an in-kernel GIC with KVM, we need to tell the kernel where the GIC's memory mapped registers live. Do this by registering a MemoryListener which tracks where the board model maps the A15's private peripherals, so we can finish the GIC initialisation when the GIC is actually mapped. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
33 lines
907 B
C
33 lines
907 B
C
/*
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* QEMU KVM support -- ARM specific functions.
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*
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* Copyright (c) 2012 Linaro Limited
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef QEMU_KVM_ARM_H
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#define QEMU_KVM_ARM_H
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#include "sysemu/kvm.h"
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#include "exec/memory.h"
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/**
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* kvm_arm_register_device:
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* @mr: memory region for this device
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* @devid: the KVM device ID
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*
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* Remember the memory region @mr, and when it is mapped by the
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* machine model, tell the kernel that base address using the
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* KVM_SET_DEVICE_ADDRESS ioctl. @devid should be the ID of
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* the device as defined by KVM_SET_DEVICE_ADDRESS.
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* The machine model may map and unmap the device multiple times;
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* the kernel will only be told the final address at the point
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* where machine init is complete.
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*/
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void kvm_arm_register_device(MemoryRegion *mr, uint64_t devid);
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#endif
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