diff options
Diffstat (limited to 'software/pong3/hello_led.c')
| -rw-r--r-- | software/pong3/hello_led.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/software/pong3/hello_led.c b/software/pong3/hello_led.c new file mode 100644 index 0000000..9f472d7 --- /dev/null +++ b/software/pong3/hello_led.c @@ -0,0 +1,148 @@ +/*
+ *
+ *
+ *
+ *
+ */
+#include <io.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include "system.h"
+#include "DM9000A.H"
+#include "DM9000A.C"
+//#include "sys/alt_irq.h"
+#include <../src/alt_irq_register.c>
+
+#if 0
+unsigned int rx_len,i,packet_num,rx_cnt,tx_cnt;
+
+
+#define data_lenght 1468 // Maximun Data lenght 1468 bytes
+#define flenght (data_lenght+0x2E) //Total packet lenght
+
+ unsigned char SND[flenght]; // Payload buffer
+
+ unsigned char RX_DATA[flenght]; // Payload buffer
+
+//-------------------------------------------------------------------------
+/* DM9000_init I/O routine */
+
+//-------------------------------------------------------------------------
+//-------------------------------------------------------------------------
+//-------------------------------------------------------------------------
+
+void UDP_Init(void)
+ {
+ unsigned int IPsource_1,IPsource_2,IPsource_3,IPsource_4;
+ unsigned int IPdestination_1,IPdestination_2,IPdestination_3,IPdestination_4;
+ unsigned int IPchecksum1,IPchecksum2,IPchecksum3,IPchecksum4,IPchecksum5;
+ unsigned int Mac_source1, Mac_source2, Mac_source3, Mac_source4, Mac_source5, Mac_source6;
+ unsigned int Mac_dest1, Mac_dest2, Mac_dest3, Mac_dest4, Mac_dest5, Mac_dest6;
+ unsigned int lenght_h, lenght_l;
+ unsigned int IPlenght_h, IPlenght_l, IPlenght;
+
+ IPsource_1 = 192; // Assign ie: 192.168.0.44 IP for the CD0
+ IPsource_2 = 168;
+ IPsource_3 = 0;
+ IPsource_4 = 44;
+
+ IPdestination_1 = 192; // Insert your IP data here
+ IPdestination_2 = 168;
+ IPdestination_3 = 0;
+ IPdestination_4 = 55;
+
+ Mac_dest1 = 0xF4; // Insert your MAC address data here
+ Mac_dest2 = 0x6D;
+ Mac_dest3 = 0x04;
+ Mac_dest4 = 0x20;
+ Mac_dest5 = 0x9F;
+ Mac_dest6 = 0xF1;
+// Mac_dest1 = 0XFF; // Insert your MAC address data here
+// Mac_dest2 = 0xFF;
+// Mac_dest3 = 0xFF;
+// Mac_dest4 = 0xFF;
+// Mac_dest5 = 0xFF;
+// Mac_dest6 = 0xFF;
+ Mac_source1 = 0x01; // Assign an MAC address for DE2
+ Mac_source2 = 0x60;
+ Mac_source3 = 0x6E;
+ Mac_source4 = 0x11;
+ Mac_source5 = 0x02;
+ Mac_source6 = 0x0F;
+
+ lenght_h = ((data_lenght+8) & 0xFF00)>>8; // Convert in H byte and L byte
+ lenght_l = ((data_lenght+8) & 0x00FF);
+
+ IPlenght = data_lenght + 8 + 20; // IP Lenght for IP header
+ IPlenght_h = (IPlenght & 0xFF00)>>8; // Convert in H byte and L byte
+ IPlenght_l = (IPlenght & 0x00FF);
+ // Calculating the IP checksum
+ IPchecksum1 = 0x0000C511 + (IPsource_1<<8)+IPsource_2+(IPsource_3<<8)+IPsource_4+
+ (IPdestination_1<<8)+IPdestination_2+(IPdestination_3<<8)+(IPdestination_4)+
+ (IPlenght_h<<8) + IPlenght_l;
+ IPchecksum2 = ((IPchecksum1&0x0000FFFF)+(IPchecksum1>>16));
+ IPchecksum3 = 0x0000FFFF - IPchecksum2;
+ IPchecksum4 = (IPchecksum3 & 0xFF00)>>8;
+ IPchecksum5 = (IPchecksum3 & 0x00FF);
+
+ unsigned char TXT[flenght] = { Mac_dest1, Mac_dest2, Mac_dest3, Mac_dest4 ,Mac_dest5, Mac_dest6,
+ Mac_source1, Mac_source2, Mac_source3, Mac_source4, Mac_source5, Mac_source6,
+ 0x08, 0x00, 0x45, 0x00, IPlenght_h, IPlenght_l,
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x11,
+ IPchecksum4, IPchecksum5, IPsource_1, IPsource_2, IPsource_3, IPsource_4,
+ IPdestination_1, IPdestination_2, IPdestination_3, IPdestination_4, 0x04, 0x00,
+ 0x04, 0x00, lenght_h, lenght_l, 0x00, 0x00};
+
+ for (i = 0; i < 42; i++) // Load the TXT[] in the SND (ethernet packet).
+ SND[i] = TXT[i];
+
+ for (i = 42; i < flenght-4; i++) // generating the data to send.
+ SND[i] = i-42;
+
+ SND[i++] = 0x35; // This checksum is not correct... but also the net recieve the packets correctly.
+ SND[i++] = 0x15; // To do, calculate checksum.
+ SND[i++] = 0xF0;
+ SND[i++] = 0x13;
+
+
+ }
+
+void ethernet_interrupts(void)
+{
+
+ ReceivePacket(RX_DATA,&rx_len);
+ rx_cnt++;
+ int j;
+ for(j=0;j<rx_len;j++)
+ {
+ printf("%x ",RX_DATA[j]);
+ }
+ printf("\n\n");
+}
+
+int main(void)
+{
+ UDP_Init();
+ printf("Working...\n");
+ msleep(500);
+ DM9000_init();//Initialize the DM9000A.
+ alt_irq_register( DM9000A_0_IRQ, NULL, (void*)ethernet_interrupts );
+
+ rx_cnt = 0;
+ tx_cnt = 0;
+ while (1)
+ {
+ tx_cnt++;
+ TransmitPacket(SND,flenght);
+ printf("Tx %5d frame\n",tx_cnt);
+ printf("Rx %5d frame\n\n",rx_cnt);
+ msleep(500);
+ }
+
+}
+//-------------------------------------------------------------------------
+
+
+#endif
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