1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2015 - 2016 CESNET
5 #ifndef RTE_PMD_SZEDATA2_H_
6 #define RTE_PMD_SZEDATA2_H_
12 #include <rte_common.h>
15 #define PCI_VENDOR_ID_NETCOPE 0x1b26
16 #define PCI_VENDOR_ID_SILICOM 0x1c2c
19 #define PCI_DEVICE_ID_NETCOPE_COMBO80G 0xcb80
20 #define PCI_DEVICE_ID_NETCOPE_COMBO100G 0xc1c1
21 #define PCI_DEVICE_ID_NETCOPE_COMBO100G2 0xc2c1
22 #define PCI_DEVICE_ID_NETCOPE_NFB200G2QL 0xc250
23 #define PCI_DEVICE_ID_FB2CGG3 0x00d0
24 #define PCI_DEVICE_ID_FB2CGG3D 0xc240
26 /* szedata2_packet header length == 4 bytes == 2B segment size + 2B hw size */
27 #define RTE_SZE2_PACKET_HEADER_SIZE 4
29 #define RTE_SZE2_MMIO_MAX 10
32 * Round 'what' to the nearest larger (or equal) multiple of '8'
33 * (szedata2 packet is aligned to 8 bytes)
35 #define RTE_SZE2_ALIGN8(what) RTE_ALIGN(what, 8)
37 /*! main handle structure */
40 struct sze2_instance_info *info;
42 void *space[RTE_SZE2_MMIO_MAX];
43 struct szedata_lock lock[2][2];
45 __u32 *rx_asize, *tx_asize;
47 /* szedata_read_next variables - to keep context (ct) */
52 /** initial sze lock ptr */
53 const struct szedata_lock *ct_rx_lck_orig;
54 /** current sze lock ptr (initial or next) */
55 const struct szedata_lock *ct_rx_lck;
56 /** remaining bytes (not read) within current lock */
57 unsigned int ct_rx_rem_bytes;
58 /** current pointer to locked memory */
59 unsigned char *ct_rx_cur_ptr;
61 * allocated buffer to store RX packet if it was split
64 unsigned char *ct_rx_buffer;
65 /** registered function to provide filtering based on hwdata */
66 int (*ct_rx_filter)(u_int16_t hwdata_len, u_char *hwdata);
72 * buffer for tx - packet is prepared here
73 * (in future for burst write)
75 unsigned char *ct_tx_buffer;
76 /** initial sze TX lock ptrs - number according to TX interfaces */
77 const struct szedata_lock **ct_tx_lck_orig;
78 /** current sze TX lock ptrs - number according to TX interfaces */
79 const struct szedata_lock **ct_tx_lck;
80 /** already written bytes in both locks */
81 unsigned int *ct_tx_written_bytes;
82 /** remaining bytes (not written) within current lock */
83 unsigned int *ct_tx_rem_bytes;
84 /** current pointers to locked memory */
85 unsigned char **ct_tx_cur_ptr;
86 /** NUMA node closest to PCIe device, or -1 */
90 #endif /* RTE_PMD_SZEDATA2_H_ */