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