src/devices/pci/lib/designware/include/dev/pci/designware/atu-cfg.h

// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SRC_DEVICES_PCI_LIB_DESIGNWARE_INCLUDE_DEV_PCI_DESIGNWARE_ATU_CFG_H_
#define SRC_DEVICES_PCI_LIB_DESIGNWARE_INCLUDE_DEV_PCI_DESIGNWARE_ATU_CFG_H_

#include <lib/ddk/metadata.h>

// CFGd
#define IATU_CFG_APERTURE_METADATA (0x47464300 | DEVICE_METADATA_PRIVATE)

// MIOd
#define IATU_IO_APERTURE_METADATA (0x4f494d00 | DEVICE_METADATA_PRIVATE)

// MEMd
#define IATU_MMIO_APERTURE_METADATA (0x4d454d00 | DEVICE_METADATA_PRIVATE)

typedef struct iatu_translation_entry {
  // Address on the CPU's memory bus.
  uint64_t cpu_addr;

  // Address on the PCI bus.
  uint64_t pci_addr;

  // Size of the translation aperture.
  size_t length;
} iatu_translation_entry_t;

#endif  // SRC_DEVICES_PCI_LIB_DESIGNWARE_INCLUDE_DEV_PCI_DESIGNWARE_ATU_CFG_H_