41 lines
860 B
C
41 lines
860 B
C
/*
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* eth_frame.h
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*
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* Created on: 7 мар. 2023 г.
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* Author: sychev
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*/
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#ifndef FREE_RTOS_ETHERNET_ETH_FRAME_H_
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#define FREE_RTOS_ETHERNET_ETH_FRAME_H_
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#include <stdint.h>
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#define ETH_FRAME_MAC_ADDR_LEN_BYTES (6u)
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#define ETH_FRAME_MAC_ADDR_MASK (0xFFFFFFFFFFFFul)
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#define ETH_FRAME_MAC_ADDR_BROADCAST (0xFFFFFFFFFFFFul)
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#define ETH_FRAME_MIN_LEN (14u)
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#define ETH_FRAME_MAX_LEN (1518u)
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typedef union {
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uint64_t addr;
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uint8_t bytes[8];
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} __attribute__ ((packed)) TEthFrameMacAddr;
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typedef struct {
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uint8_t mac_dest[ETH_FRAME_MAC_ADDR_LEN_BYTES];
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uint8_t mac_src[ETH_FRAME_MAC_ADDR_LEN_BYTES];
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uint16_t prot_id;
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} __attribute__ ((packed)) TEthFrameHeader;
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typedef struct {
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uint8_t data[ETH_FRAME_MAX_LEN]; //__attribute__ ((aligned(32)))
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uint32_t length;
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}TEthPkt;
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#endif /* FREE_RTOS_ETHERNET_ETH_FRAME_H_ */
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