hello_world_small.zip_88e111_ALTERA千兆网_NIOS 千兆网_ethernet altera

#include "sys/alt_stdio.h" #include "system.h" #include "stdio.h" #include "alt_types.h" #include "io.h" #include "sys/alt_irq.h" #include "unistd.h" #define regnum_rev 0 #define regnum_command_config 2 #define regnum_mac_0 3 #define regnum_mac_1 4 #define regnum_RX_SECTION_EMPTY 7 #define regnum_mdio_addr0 15 #define regnum_tx_cmd_stat 58 //fifo状态 #define regnum_rx_cmd_stat 59 #define tx_ena 1 #define rx_ena 2 //收发允许 #define eth_speed 8 //千兆网 #define promis_en 16//混杂模式 #define PAUSE_IGNORE 128 #define sw_reset 4096 #define mac_address_0 0x17231c00 #define mac_address_1 0x0000cb4a #define regnum_phy_reg_0_control 128 #define regnum_phy_reg_1_status 129 #define regnum_phy_reg_2_identifier 130 #define IER (128+18) #define AUX_CTRL (128+9) #define ANAR (128+4) #define BMCR (128+0) int main() { unsigned int rev,temp; alt_putstr("Hello from Nios II!\n"); /* Event loop never exits. */ // while (1); IOWR(AVALON_TO_MAC_0_BASE,regnum_mdio_addr0,1); //phy IOWR(AVALON_TO_MAC_0_BASE,IER,0x400); IOWR(AVALON_TO_MAC_0_BASE,AUX_CTRL,0x200); IOWR(AVALON_TO_MAC_0_BASE,ANAR,1); IOWR(AVALON_TO_MAC_0_BASE,BMCR,0x1200); rev=IORD(AVALON_TO_MAC_0_BASE,regnum_rev); printf("mac_rev=%x\n",rev); IOWR(AVALON_TO_MAC_0_BASE,regnum_command_config,tx_ena|rx_ena|eth_speed|promis_en|PAUSE_IGNORE); IOWR(AVALON_TO_MAC_0_BASE,regnum_mac_0,mac_address_0); IOWR(AVALON_TO_MAC_0_BASE,regnum_mac_1,mac_address_1); IOWR(AVALON_TO_MAC_0_BASE,7,2048-16); IOWR(AVALON_TO_MAC_0_BASE,8,16); IOWR(AVALON_TO_MAC_0_BASE,9,2048-16); IOWR(AVALON_TO_MAC_0_BASE,10,16); IOWR(AVALON_TO_MAC_0_BASE,11,8); IOWR(AVALON_TO_MAC_0_BASE,12,8); IOWR(AVALON_TO_MAC_0_BASE,13,8); IOWR(AVALON_TO_MAC_0_BASE,14,3); IOWR(AVALON_TO_MAC_0_BASE,23,12); while(!(IORD(AVALON_TO_MAC_0_BASE,regnum_phy_reg_1_status)& 0x0020)); printf("phy_id=%x\n",temp); return 0; }