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#ifndef ARM_COMMON__KVM_ARCH_H
#define ARM_COMMON__KVM_ARCH_H
#include <stdbool.h>
#include <linux/const.h>
#include <linux/types.h>
#include "arm-common/gic.h"
#define ARM_IOPORT_AREA _AC(0x0000000000000000, UL)
#define ARM_MMIO_AREA _AC(0x0000000000010000, UL)
#define ARM_AXI_AREA _AC(0x0000000040000000, UL)
#define ARM_MEMORY_AREA _AC(0x0000000080000000, UL)
#define ARM_LOMAP_MAX_MEMORY ((1ULL << 32) - ARM_MEMORY_AREA)
#define ARM_HIMAP_MAX_MEMORY ((1ULL << 40) - ARM_MEMORY_AREA)
#define ARM_GIC_DIST_BASE (ARM_AXI_AREA - ARM_GIC_DIST_SIZE)
#define ARM_GIC_CPUI_BASE (ARM_GIC_DIST_BASE - ARM_GIC_CPUI_SIZE)
#define ARM_GIC_SIZE (ARM_GIC_DIST_SIZE + ARM_GIC_CPUI_SIZE)
#define ARM_GIC_DIST_SIZE 0x10000
#define ARM_GIC_CPUI_SIZE 0x20000
#define ARM_IOPORT_SIZE (ARM_MMIO_AREA - ARM_IOPORT_AREA)
#define ARM_VIRTIO_MMIO_SIZE (ARM_AXI_AREA - (ARM_MMIO_AREA + ARM_GIC_SIZE))
#define ARM_PCI_CFG_SIZE (1ULL << 24)
#define ARM_PCI_MMIO_SIZE (ARM_MEMORY_AREA - \
(ARM_AXI_AREA + ARM_PCI_CFG_SIZE))
#define KVM_IOPORT_AREA ARM_IOPORT_AREA
#define KVM_PCI_CFG_AREA ARM_AXI_AREA
#define KVM_PCI_MMIO_AREA (KVM_PCI_CFG_AREA + ARM_PCI_CFG_SIZE)
#define KVM_VIRTIO_MMIO_AREA ARM_MMIO_AREA
#define KVM_IOEVENTFD_HAS_PIO 0
/*
* On a GICv3 there must be one redistributor per vCPU.
* The value here is the size for one, we multiply this at runtime with
* the number of requested vCPUs to get the actual size.
*/
#define ARM_GIC_REDIST_SIZE 0x20000
#define KVM_IRQ_OFFSET GIC_SPI_IRQ_BASE
#define KVM_VM_TYPE 0
#define VIRTIO_DEFAULT_TRANS(kvm) \
((kvm)->cfg.arch.virtio_trans_pci ? VIRTIO_PCI : VIRTIO_MMIO)
#define VIRTIO_RING_ENDIAN (VIRTIO_ENDIAN_LE | VIRTIO_ENDIAN_BE)
static inline bool arm_addr_in_ioport_region(u64 phys_addr)
{
u64 limit = KVM_IOPORT_AREA + ARM_IOPORT_SIZE;
return phys_addr >= KVM_IOPORT_AREA && phys_addr < limit;
}
struct kvm_arch {
/*
* We may have to align the guest memory for virtio, so keep the
* original pointers here for munmap.
*/
void *ram_alloc_start;
u64 ram_alloc_size;
/*
* Guest addresses for memory layout.
*/
u64 memory_guest_start;
u64 kern_guest_start;
u64 initrd_guest_start;
u64 initrd_size;
u64 dtb_guest_start;
};
#endif /* ARM_COMMON__KVM_ARCH_H */