136 lines
3.3 KiB
C
136 lines
3.3 KiB
C
/******************************************************************************
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*
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* Filename: emac.h
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*
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* Definition of routine to set the MAC address.
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*
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* Revision information:
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*
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* 28AUG2004 kb_admin initial creation
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*
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* BEGIN_KBDD_BLOCK
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* No warranty, expressed or implied, is included with this software. It is
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* provided "AS IS" and no warranty of any kind including statutory or aspects
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* relating to merchantability or fitness for any purpose is provided. All
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* intellectual property rights of others is maintained with the respective
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* owners. This software is not copyrighted and is intended for reference
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* only.
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* END_BLOCK
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*
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* $FreeBSD$
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*****************************************************************************/
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#ifndef _EMAC_H_
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#define _EMAC_H_
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extern void EMAC_SetMACAddress(unsigned char addr[6]);
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extern void SetServerIPAddress(unsigned address);
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extern void SetLocalIPAddress(unsigned address);
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extern void EMAC_Init(void);
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extern void TFTP_Download(unsigned address, char *filename);
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#define MAX_RX_PACKETS 8
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#define RX_PACKET_SIZE 1536
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#define RX_BUFFER_START 0x21000000
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#define RX_DATA_START (RX_BUFFER_START + (8 * MAX_RX_PACKETS))
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#define ARP_REQUEST 0x0001
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#define ARP_REPLY 0x0002
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#define PROTOCOL_ARP 0x0806
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#define PROTOCOL_IP 0x0800
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#define PROTOCOL_UDP 0x11
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#define SWAP16(x) ((((x) & 0xff) << 8) | ((x) >> 8))
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typedef struct {
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unsigned address;
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unsigned size;
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} receive_descriptor_t;
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typedef struct {
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unsigned char dest_mac[6];
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unsigned char src_mac[6];
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unsigned short frame_type;
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unsigned short hard_type;
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unsigned short prot_type;
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unsigned char hard_size;
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unsigned char prot_size;
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unsigned short operation;
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unsigned char sender_mac[6];
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unsigned char sender_ip[4];
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unsigned char target_mac[6];
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unsigned char target_ip[4];
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} __attribute__((__packed__)) arp_header_t;
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typedef struct {
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unsigned char ip_v_hl;
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unsigned char ip_tos;
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unsigned short ip_len;
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unsigned short ip_id;
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unsigned short ip_off;
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unsigned char ip_ttl;
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unsigned char ip_p;
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unsigned short ip_sum;
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unsigned char ip_src[4];
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unsigned char ip_dst[4];
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} __attribute__((__packed__)) ip_header_t;
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typedef struct {
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unsigned char dest_mac[6];
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unsigned char src_mac[6];
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unsigned short proto_mac;
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unsigned short packet_length;
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ip_header_t iphdr;
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} __attribute__((__packed__)) transmit_header_t;
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typedef struct {
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unsigned short src_port;
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unsigned short dst_port;
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unsigned short udp_len;
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unsigned short udp_cksum;
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} __attribute__((__packed__)) udp_header_t;
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typedef struct {
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unsigned short opcode;
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unsigned short block_num;
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unsigned char data[512];
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} __attribute__((__packed__)) tftp_header_t;
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// Preswap bytes
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#define TFTP_RRQ_OPCODE 0x0100
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#define TFTP_WRQ_OPCODE 0x0200
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#define TFTP_DATA_OPCODE 0x0300
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#define TFTP_ACK_OPCODE 0x0400
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#define TFTP_ERROR_OPCODE 0x0500
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/* MII registers definition */
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#define MII_STS_REG 0x01
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#define MII_STS_LINK_STAT 0x04
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#ifdef BOOT_KB920X
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#define MII_STS2_REG 0x11
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#define MII_STS2_LINK 0x400
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#define MII_STS2_100TX 0x4000
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#define MII_STS2_FDX 0x200
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#else
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#define MII_SPEC_STS_REG 0x11
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#define MII_SSTS_100FDX 0x8000
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#define MII_SSTS_100HDX 0x4000
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#define MII_SSTS_10FDX 0x2000
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#define MII_SSTS_10HDX 0x1000
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#endif
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extern unsigned char localMACAddr[6];
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extern unsigned localMAClow, localMAChigh;
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extern unsigned localMACSet;
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#define EMAC_Init()
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#endif /* _EMAC_H_ */
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