127 lines
3.3 KiB
C
127 lines
3.3 KiB
C
#include "w5500_init.h"
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#include <stdio.h>
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#include "socket.h"
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// W5500 Network Configuration
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wiz_NetInfo gWIZNETINFO = {
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.mac = {0x00, 0x08, 0xDC, 0x12, 0x34, 0x56}, // MAC 地址
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.ip = {169, 254, 1, 11}, // IP 地址
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.sn = {255, 255, 255, 0}, // 子网掩码
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.gw = {169, 254, 1, 1}, // 网关地址
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.dns = {8, 8, 8, 8}, // DNS 服务器
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.dhcp = NETINFO_STATIC // 静态IP模式
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};
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// W5500 SPI 读写函数
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static void W5500_Select(void) {
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HAL_GPIO_WritePin(NET_CS_GPIO_Port, NET_CS_Pin, GPIO_PIN_RESET);
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}
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static void W5500_Deselect(void) {
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HAL_GPIO_WritePin(NET_CS_GPIO_Port, NET_CS_Pin, GPIO_PIN_SET);
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}
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static void W5500_ReadBuff(uint8_t* buff, uint16_t len) {
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HAL_SPI_Receive(&hspi2, buff, len, HAL_MAX_DELAY);
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}
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static void W5500_WriteBuff(uint8_t* buff, uint16_t len) {
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HAL_SPI_Transmit(&hspi2, buff, len, HAL_MAX_DELAY);
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}
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static uint8_t W5500_ReadByte(void) {
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uint8_t byte;
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W5500_ReadBuff(&byte, 1);
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return byte;
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}
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static void W5500_WriteByte(uint8_t byte) {
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W5500_WriteBuff(&byte, 1);
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}
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// UDP日志相关定义
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#define UDP_LOG_PORT 8888 // UDP日志端口
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#define UDP_LOG_SOCKET 7 // 使用Socket 7作为日志socket
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// 初始化UDP日志功能
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int8_t UDP_Log_Init(void);
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// 发送UDP日志数据
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void UDP_Log_Send(const uint8_t* data, uint16_t len);
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static uint8_t udp_log_buffer[1024]; // UDP发送缓冲区
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int8_t UDP_Log_Init(void)
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{
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// 关闭可能已经打开的socket
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close(UDP_LOG_SOCKET);
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// 以UDP模式打开socket
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if(socket(UDP_LOG_SOCKET, Sn_MR_UDP, UDP_LOG_PORT, 0) != UDP_LOG_SOCKET)
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{
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return -1;
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}
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return 0;
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}
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void UDP_Log_Send(const uint8_t* data, uint16_t len)
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{
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uint8_t broadcast_ip[] = {255, 255, 255, 255}; // 广播地址
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sendto(UDP_LOG_SOCKET, data, len, broadcast_ip, UDP_LOG_PORT);
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}
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// printf重定向相关实现
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#ifdef __GNUC__
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int _write(int file, char *ptr, int len)
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{
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UDP_Log_Send((uint8_t*)ptr, len);
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return len;
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}
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#elif defined(__ICCARM__)
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size_t __write(int handle, const unsigned char *buffer, size_t size)
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{
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UDP_Log_Send(buffer, size);
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return size;
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}
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#endif
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int8_t W5500_Init(void)
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{
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// 1. 注册通信函数
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reg_wizchip_cs_cbfunc(W5500_Select, W5500_Deselect);
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reg_wizchip_spi_cbfunc(W5500_ReadByte, W5500_WriteByte);
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reg_wizchip_spiburst_cbfunc(W5500_ReadBuff, W5500_WriteBuff);
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// 2. 初始化缓冲区大小
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uint8_t rx_tx_buff_sizes[] = {2, 2, 2, 2, 2, 2, 2, 2}; // 每个Socket分配2K缓存
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if(wizchip_init(rx_tx_buff_sizes, rx_tx_buff_sizes) < 0) {
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return -1;
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}
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// 3. 配置网络参数
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wizchip_setnetinfo(&gWIZNETINFO);
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// 4. PHY 配置
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wiz_PhyConf phyconf;
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phyconf.by = PHY_CONFBY_SW;
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phyconf.mode = PHY_MODE_AUTONEGO;
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phyconf.speed = PHY_SPEED_100;
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phyconf.duplex = PHY_DUPLEX_FULL;
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wizphy_setphyconf(&phyconf);
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// 5. 等待PHY就绪
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uint32_t tick = HAL_GetTick();
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while(1) {
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if(wizphy_getphylink() == PHY_LINK_ON) break;
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if(HAL_GetTick() - tick > 5000) { // 5秒超时
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return -1;
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}
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}
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// 初始化UDP日志功能
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if(UDP_Log_Init() < 0) {
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return -1;
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}
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return 0;
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}
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