numam-dpdk/lib/librte_net/rte_ecpri.h
Olivier Matz 44d00a1d12 doc: add missing network layers in API index
Add missing files in doxy-api-index.md and add a short description
for files that hadn't one.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
2020-11-27 01:51:27 +01:00

193 lines
4.8 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright 2020 Mellanox Technologies, Ltd
*/
#ifndef _RTE_ECPRI_H_
#define _RTE_ECPRI_H_
/**
* @file
*
* eCPRI headers definition.
*
* eCPRI (Common Public Radio Interface) is used in internal interfaces
* of radio base station in a 5G infrastructure.
*/
#include <stdint.h>
#include <rte_byteorder.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* eCPRI Protocol Revision 1.0, 1.1, 1.2, 2.0: 0001b
* Other values are reserved for future
*/
#define RTE_ECPRI_REV_UP_TO_20 1
/*
* eCPRI message types in specifications
* IWF* types will only be supported from rev.2
* 12-63: Reserved for future revision
* 64-255: Vendor Specific
*/
#define RTE_ECPRI_MSG_TYPE_IQ_DATA 0
#define RTE_ECPRI_MSG_TYPE_BIT_SEQ 1
#define RTE_ECPRI_MSG_TYPE_RTC_CTRL 2
#define RTE_ECPRI_MSG_TYPE_GEN_DATA 3
#define RTE_ECPRI_MSG_TYPE_RM_ACC 4
#define RTE_ECPRI_MSG_TYPE_DLY_MSR 5
#define RTE_ECPRI_MSG_TYPE_RMT_RST 6
#define RTE_ECPRI_MSG_TYPE_EVT_IND 7
#define RTE_ECPRI_MSG_TYPE_IWF_UP 8
#define RTE_ECPRI_MSG_TYPE_IWF_OPT 9
#define RTE_ECPRI_MSG_TYPE_IWF_MAP 10
#define RTE_ECPRI_MSG_TYPE_IWF_DCTRL 11
/*
* Event Type of Message Type #7: Event Indication
* 0x00: Fault(s) Indication
* 0x01: Fault(s) Indication Acknowledge
* 0x02: Notification(s) Indication
* 0x03: Synchronization Request
* 0x04: Synchronization Acknowledge
* 0x05: Synchronization End Indication
* 0x06...0xFF: Reserved
*/
#define RTE_ECPRI_EVT_IND_FAULT_IND 0x00
#define RTE_ECPRI_EVT_IND_FAULT_ACK 0x01
#define RTE_ECPRI_EVT_IND_NTFY_IND 0x02
#define RTE_ECPRI_EVT_IND_SYNC_REQ 0x03
#define RTE_ECPRI_EVT_IND_SYNC_ACK 0x04
#define RTE_ECPRI_EVT_IND_SYNC_END 0x05
/**
* eCPRI Common Header
*/
RTE_STD_C11
struct rte_ecpri_common_hdr {
union {
rte_be32_t u32; /**< 4B common header in BE */
struct {
#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
uint32_t size:16; /**< Payload Size */
uint32_t type:8; /**< Message Type */
uint32_t c:1; /**< Concatenation Indicator */
uint32_t res:3; /**< Reserved */
uint32_t revision:4; /**< Protocol Revision */
#elif RTE_BYTE_ORDER == RTE_BIG_ENDIAN
uint32_t revision:4; /**< Protocol Revision */
uint32_t res:3; /**< Reserved */
uint32_t c:1; /**< Concatenation Indicator */
uint32_t type:8; /**< Message Type */
uint32_t size:16; /**< Payload Size */
#endif
};
};
};
/**
* eCPRI Message Header of Type #0: IQ Data
*/
struct rte_ecpri_msg_iq_data {
rte_be16_t pc_id; /**< Physical channel ID */
rte_be16_t seq_id; /**< Sequence ID */
};
/**
* eCPRI Message Header of Type #1: Bit Sequence
*/
struct rte_ecpri_msg_bit_seq {
rte_be16_t pc_id; /**< Physical channel ID */
rte_be16_t seq_id; /**< Sequence ID */
};
/**
* eCPRI Message Header of Type #2: Real-Time Control Data
*/
struct rte_ecpri_msg_rtc_ctrl {
rte_be16_t rtc_id; /**< Real-Time Control Data ID */
rte_be16_t seq_id; /**< Sequence ID */
};
/**
* eCPRI Message Header of Type #3: Generic Data Transfer
*/
struct rte_ecpri_msg_gen_data {
rte_be32_t pc_id; /**< Physical channel ID */
rte_be32_t seq_id; /**< Sequence ID */
};
/**
* eCPRI Message Header of Type #4: Remote Memory Access
*/
RTE_STD_C11
struct rte_ecpri_msg_rm_access {
#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
uint32_t ele_id:16; /**< Element ID */
uint32_t rr:4; /**< Req/Resp */
uint32_t rw:4; /**< Read/Write */
uint32_t rma_id:8; /**< Remote Memory Access ID */
#elif RTE_BYTE_ORDER == RTE_BIG_ENDIAN
uint32_t rma_id:8; /**< Remote Memory Access ID */
uint32_t rw:4; /**< Read/Write */
uint32_t rr:4; /**< Req/Resp */
uint32_t ele_id:16; /**< Element ID */
#endif
uint8_t addr[6]; /**< 48-bits address */
rte_be16_t length; /**< number of bytes */
};
/**
* eCPRI Message Header of Type #5: One-Way Delay Measurement
*/
struct rte_ecpri_msg_delay_measure {
uint8_t msr_id; /**< Measurement ID */
uint8_t act_type; /**< Action Type */
};
/**
* eCPRI Message Header of Type #6: Remote Reset
*/
struct rte_ecpri_msg_remote_reset {
rte_be16_t rst_id; /**< Reset ID */
uint8_t rst_op; /**< Reset Code Op */
};
/**
* eCPRI Message Header of Type #7: Event Indication
*/
struct rte_ecpri_msg_event_ind {
uint8_t evt_id; /**< Event ID */
uint8_t evt_type; /**< Event Type */
uint8_t seq; /**< Sequence Number */
uint8_t number; /**< Number of Faults/Notif */
};
/**
* eCPRI Combined Message Header Format: Common Header + Message Types
*/
RTE_STD_C11
struct rte_ecpri_combined_msg_hdr {
struct rte_ecpri_common_hdr common;
union {
struct rte_ecpri_msg_iq_data type0;
struct rte_ecpri_msg_bit_seq type1;
struct rte_ecpri_msg_rtc_ctrl type2;
struct rte_ecpri_msg_gen_data type3;
struct rte_ecpri_msg_rm_access type4;
struct rte_ecpri_msg_delay_measure type5;
struct rte_ecpri_msg_remote_reset type6;
struct rte_ecpri_msg_event_ind type7;
rte_be32_t dummy[3];
};
};
#ifdef __cplusplus
}
#endif
#endif /* _RTE_ECPRI_H_ */