LXR dpdk/drivers/bus/pci/windows/pci

   1/* SPDX-License-Identifier: BSD-3-Clause
   2 * Copyright(c) 2020 Intel Corporation
   3 */
   4
   5#ifndef _PCI_NETUIO_H_
   6#define _PCI_NETUIO_H_
   7
   8#if !defined(NTDDI_WIN10_FE) || NTDDI_VERSION < NTDDI_WIN10_FE
   9/* GUID definition for device class netUIO */
  10DEFINE_GUID(GUID_DEVCLASS_NETUIO, 0x78912bc1, 0xcb8e, 0x4b28,
  11        0xa3, 0x29, 0xf3, 0x22, 0xeb, 0xad, 0xbe, 0x0f);
  12
  13/* GUID definition for the netuio device interface */
  14DEFINE_GUID(GUID_DEVINTERFACE_NETUIO, 0x08336f60, 0x0679, 0x4c6c,
  15        0x85, 0xd2, 0xae, 0x7c, 0xed, 0x65, 0xff, 0xf7);
  16#endif
  17
  18/* IOCTL code definitions */
  19#define IOCTL_NETUIO_MAP_HW_INTO_USERSPACE \
  20        CTL_CODE(FILE_DEVICE_NETWORK, 51, METHOD_BUFFERED, \
  21                         FILE_READ_ACCESS | FILE_WRITE_ACCESS)
  22
  23#define  MAX_DEVICENAME_SZ 255
  24
  25#pragma pack(push)
  26#pragma pack(8)
  27struct mem_region {
  28        UINT64 size;  /* memory region size */
  29        LARGE_INTEGER phys_addr;  /* physical address of the memory region */
  30        PVOID virt_addr;  /* virtual address of the memory region */
  31        PVOID user_mapped_virt_addr;  /* virtual address of the region mapped */
  32                                        /* into user process context */
  33};
  34
  35#define PCI_MAX_BAR 6
  36
  37struct device_info {
  38        struct mem_region hw[PCI_MAX_BAR];
  39};
  40#pragma pack(pop)
  41
  42/**
  43 * Get device resource information by sending ioctl to netuio driver
  44 *
  45 * This function is private to EAL.
  46 *
  47 * @param dev_info
  48 *   HDEVINFO handle to device information set
  49 * @param dev_info_data
  50 *   SP_DEVINFO_DATA structure holding information about this enumerated device
  51 * @param dev
  52 *   PCI device context for this device
  53 * @return
  54 *   - 0 on success.
  55 *   - negative on error.
  56 */
  57int
  58get_netuio_device_info(HDEVINFO dev_info, PSP_DEVINFO_DATA dev_info_data,
  59        struct rte_pci_device *dev);
  60
  61#endif /* _PCI_NETUIO_H_ */
  62