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dimamali |
#include "testmod.h"
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#include "../greth/greth_api.h"
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#define SRC_MAC0 0xDE
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#define SRC_MAC1 0xAD
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#define SRC_MAC2 0xBE
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#define SRC_MAC3 0xEF
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#define SRC_MAC4 0x00
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#define SRC_MAC5 0x20
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static int snoopen;
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static inline int load(int addr)
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{
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int tmp;
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asm(" lda [%1]1, %0 "
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: "=r"(tmp)
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: "r"(addr)
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);
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return tmp;
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}
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static inline char loadb(int addr)
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{
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char tmp;
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asm volatile (" lduba [%1]1, %0 "
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: "=r"(tmp)
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: "r"(addr)
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);
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return tmp;
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}
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struct greth_info greth;
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static void build_arp(unsigned int source_addr_msb,
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unsigned int source_addr_lsb,
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unsigned int sender_ip,
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unsigned int target_ip,
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unsigned char *buf,
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unsigned int *len)
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{
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*len = 42;
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buf[0] = 0xFF;
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buf[1] = 0xFF;
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buf[2] = 0xFF;
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buf[3] = 0xFF;
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buf[4] = 0xFF;
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buf[5] = 0xFF;
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buf[6] = (source_addr_msb >> 16) & 0xFF;
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buf[7] = (source_addr_msb >> 8) & 0xFF;
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buf[8] = source_addr_msb & 0xFF;
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buf[9] = (source_addr_lsb >> 16) & 0xFF;
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buf[10] = (source_addr_lsb >> 8) & 0xFF;
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buf[11] = source_addr_lsb & 0xFF;
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buf[12] = 0x08;
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buf[13] = 0x06;
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buf[14] = 0x00;
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buf[15] = 0x01;
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buf[16] = 0x08;
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buf[17] = 0x00;
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buf[18] = 0x06;
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buf[19] = 0x04;
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buf[20] = 0x00;
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buf[21] = 0x01;
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buf[22] = (source_addr_msb >> 16) & 0xFF;
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buf[23] = (source_addr_msb >> 8) & 0xFF;
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buf[24] = source_addr_msb & 0xFF;
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buf[25] = (source_addr_lsb >> 16) & 0xFF;
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buf[26] = (source_addr_lsb >> 8) & 0xFF;
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buf[27] = source_addr_lsb & 0xFF;
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buf[28] = (sender_ip >> 24) & 0xFF;
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buf[29] = (sender_ip >> 16) & 0xFF;
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buf[30] = (sender_ip >> 8) & 0xFF;
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buf[31] = (sender_ip) & 0xFF;
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buf[32] = 0;
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buf[33] = 0;
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buf[34] = 0;
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buf[35] = 0;
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buf[36] = 0;
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buf[37] = 0;
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buf[38] = (target_ip >> 24) & 0xFF;
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buf[39] = (target_ip >> 16) & 0xFF;
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buf[40] = (target_ip >> 8) & 0xFF;
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buf[41] = (target_ip) & 0xFF;
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}
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static void build_ip(
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unsigned int dest_addr_msb,
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unsigned int dest_addr_lsb,
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unsigned int source_addr_msb,
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unsigned int source_addr_lsb,
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unsigned int dest_ip,
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unsigned int source_ip,
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unsigned int rw,
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unsigned int seq,
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unsigned int addr,
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unsigned int dlen,
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unsigned char *data,
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unsigned char *buf,
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unsigned int *len)
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{
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int i;
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int iplen;
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int udplen;
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int edclctrl;
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unsigned int crc;
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iplen = 38+dlen;
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udplen = 18+dlen;
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*len = 52+dlen;
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buf[0] = (dest_addr_msb >> 16) & 0xFF;
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buf[1] = (dest_addr_msb >> 8) & 0xFF;
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buf[2] = dest_addr_msb & 0xFF;
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buf[3] = (dest_addr_lsb >> 16) & 0xFF;
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buf[4] = (dest_addr_lsb >> 8) & 0xFF;
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buf[5] = dest_addr_lsb & 0xFF;
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buf[6] = (source_addr_msb >> 16) & 0xFF;
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buf[7] = (source_addr_msb >> 8) & 0xFF;
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buf[8] = source_addr_msb & 0xFF;
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buf[9] = (source_addr_lsb >> 16) & 0xFF;
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buf[10] = (source_addr_lsb >> 8) & 0xFF;
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buf[11] = source_addr_lsb & 0xFF;
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buf[12] = 0x08;
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buf[13] = 0x00;
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buf[14] = 0x45;
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buf[15] = 0x00;
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| 128 |
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buf[16] = (iplen >> 8) & 0xFF;
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buf[17] = iplen & 0xFF;
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buf[18] = 0;
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buf[19] = 0;
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buf[20] = 0;
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buf[21] = 0;
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buf[22] = 0x40;
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buf[23] = 0x11;
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buf[26] = (source_ip >> 24) & 0xFF;
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buf[27] = (source_ip >> 16) & 0xFF;
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buf[28] = (source_ip >> 8) & 0xFF;
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buf[29] = (source_ip) & 0xFF;
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buf[30] = (dest_ip >> 24) & 0xFF;
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buf[31] = (dest_ip >> 16) & 0xFF;
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buf[32] = (dest_ip >> 8) & 0xFF;
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buf[33] = (dest_ip) & 0xFF;
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buf[34] = 0;
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buf[35] = 0;
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buf[36] = 0;
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buf[37] = 0;
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crc = 0x8511;
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crc = crc + (iplen & 0xFFFF);
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crc = crc + (source_ip >> 16) & 0xFFFF;
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crc = crc + source_ip & 0xFFFF;
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crc = crc + (dest_ip >> 16) & 0xFFFF;
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crc = crc + dest_ip & 0xFFFF;
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crc = (crc & 0xFFFF) + ((crc >> 16) & 0xFFFF);
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crc = (crc & 0xFFFF) + ((crc >> 16) & 0xFFFF);
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buf[24] = (crc >> 8) & 0xFF;
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buf[25] = crc & 0xFF;
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buf[38] = (udplen >> 8) & 0xFF;
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buf[39] = udplen & 0xFF;
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buf[40] = 0;
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buf[41] = 0;
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buf[42] = 0;
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buf[43] = 0;
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edclctrl = ((seq & 0x3FFF) << 18) | (rw << 17) | ((dlen & 0x3FF) << 7);
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buf[44] = (edclctrl >> 24) & 0xFF;
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buf[45] = (edclctrl >> 16) & 0xFF;
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buf[46] = (edclctrl >> 8) & 0xFF;
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buf[47] = edclctrl & 0xFF;
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buf[48] = (addr >> 24) & 0xFF;
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buf[49] = (addr >> 16) & 0xFF;
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buf[50] = (addr >> 8) & 0xFF;
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buf[51] = addr & 0xFF;
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if (rw) {
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for(i = 0; i < dlen; i++) {
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buf[52+i] = data[i];
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}
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}
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}
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int greth_test(int apbaddr)
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{
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int tmp, i;
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int *len;
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unsigned char tmp2;
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unsigned char txbuf[256];
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unsigned char rxbuf[256];
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unsigned char wrarea[100];
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unsigned char *buf;
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struct rxstatus *rxs = malloc(sizeof(struct rxstatus));
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| 192 |
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unsigned int ipaddr;
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unsigned int emac_addr_msb;
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unsigned int emac_addr_lsb;
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int seq;
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len = malloc(sizeof(int));
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| 199 |
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/* initialize */
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report_device(0x0101D000);
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greth.regs = (greth_regs *) apbaddr;
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greth.esa[0] = SRC_MAC0;
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greth.esa[1] = SRC_MAC1;
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greth.esa[2] = SRC_MAC2;
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greth.esa[3] = SRC_MAC3;
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greth.esa[4] = SRC_MAC4;
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greth.esa[5] = SRC_MAC5;
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greth_init(&greth);
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| 210 |
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/* Put phy in loopback*/
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tmp = read_mii(greth.phyaddr, 0, greth.regs);
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| 213 |
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if (tmp < 0) {
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| 214 |
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/* Error in MDIO interface access */
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| 215 |
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fail(0);
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}
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| 217 |
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write_mii(greth.phyaddr, 0, tmp | (1 << 14), greth.regs);
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| 218 |
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| 219 |
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/* Dest. addr */
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| 220 |
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txbuf[0] = SRC_MAC0;
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| 221 |
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txbuf[1] = SRC_MAC1;
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| 222 |
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txbuf[2] = SRC_MAC2;
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| 223 |
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txbuf[3] = SRC_MAC3;
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| 224 |
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txbuf[4] = SRC_MAC4;
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| 225 |
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txbuf[5] = SRC_MAC5;
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| 226 |
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| 227 |
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/* Source addr */
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| 228 |
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txbuf[6] = SRC_MAC0;
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| 229 |
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txbuf[7] = SRC_MAC1;
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| 230 |
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txbuf[8] = SRC_MAC2;
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| 231 |
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txbuf[9] = SRC_MAC3;
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| 232 |
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txbuf[10] = SRC_MAC4;
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| 233 |
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txbuf[11] = SRC_MAC5;
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| 234 |
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| 235 |
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/* Length 242 (total length 256 incl. address, type) */
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| 236 |
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txbuf[12] = 0x00;
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| 237 |
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txbuf[13] = 0xF2;
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| 238 |
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| 239 |
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for (i = 14; i < 256; i++) {
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| 240 |
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txbuf[i] = (i % 256);
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| 241 |
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}
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| 242 |
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| 243 |
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while(!greth_rx(rxbuf, &greth));
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| 244 |
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| 245 |
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while(!greth_tx(256, txbuf, &greth));
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| 246 |
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| 247 |
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while(!greth_checkrx(len, rxs, &greth));
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| 248 |
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| 249 |
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if (*len != 256) {
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| 250 |
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/* packet of incorrect length received */
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| 251 |
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fail(1);
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| 252 |
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}
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| 253 |
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for (i = 0; i < 256; i++) {
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| 254 |
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if ((i % 4) == 0) {
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| 255 |
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tmp = load((int)&rxbuf[i]);
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| 256 |
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}
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| 257 |
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switch(i % 4) {
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| 258 |
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case 0: tmp2 = (unsigned char)((tmp >> 24) & 0xFF);
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| 259 |
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break;
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| 260 |
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case 1: tmp2 = (unsigned char)((tmp >> 16) & 0xFF);
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| 261 |
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break;
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| 262 |
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case 2: tmp2 = (unsigned char)((tmp >> 8) & 0xFF);
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| 263 |
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break;
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| 264 |
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case 3: tmp2 = (unsigned char)(tmp & 0xFF);
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| 265 |
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break;
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| 266 |
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}
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| 267 |
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if (tmp2 != txbuf[i]) {
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| 268 |
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fail(2);
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| 269 |
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}
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| 270 |
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}
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| 271 |
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/* Test EDCL if present */
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| 272 |
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if (greth.edcl) {
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| 273 |
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/* read ip address */
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| 274 |
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ipaddr = load((int)&greth.regs->edclip);
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| 275 |
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| 276 |
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buf = malloc(256);
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| 277 |
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/* send arp packet to acquire edcl mac address */
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| 278 |
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build_arp(0xDEADBE, 0xEF0020, 0xC0A80016, ipaddr, buf, len);
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| 279 |
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| 280 |
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while(!greth_rx(rxbuf, &greth));
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| 281 |
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while(!greth_tx(*len, buf, &greth));
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| 282 |
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while(!greth_checkrx(len, rxs, &greth));
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| 283 |
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| 284 |
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emac_addr_msb = ((loadb((int)&rxbuf[22]) & 0xFF) << 16) | ((loadb((int)&rxbuf[23]) & 0xFF) << 8) | (loadb((int)&rxbuf[24]) & 0xFF);
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| 285 |
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emac_addr_lsb = ((loadb((int)&rxbuf[25]) & 0xFF) << 16) | ((loadb((int)&rxbuf[26]) & 0xFF) << 8) | (loadb((int)&rxbuf[27]) & 0xFF);
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| 286 |
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| 287 |
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/* send zero length read to acquire sequence number */
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| 288 |
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build_ip(emac_addr_msb, emac_addr_lsb, 0xDEADBE, 0xEF0020, ipaddr,
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| 289 |
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0xC0A80016, 0, 0, (unsigned int)wrarea, 0, (unsigned char *)0, buf, len);
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| 290 |
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| 291 |
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while(!greth_rx(rxbuf, &greth));
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| 292 |
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while(!greth_tx(*len, buf, &greth));
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| 293 |
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while(!greth_checkrx(len, rxs, &greth));
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| 294 |
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| 295 |
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tmp = ((loadb((int)&rxbuf[44]) & 0xFF) << 24) | ((loadb((int)&rxbuf[45]) & 0xFF) << 16) | ((loadb((int)&rxbuf[46]) & 0xFF) << 8) | (loadb((int)&rxbuf[47]) & 0xFF);
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| 296 |
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| 297 |
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if ((tmp >> 17) & 1) {
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| 298 |
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seq = (tmp >> 18) & 0x3FFF;
|
| 299 |
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} else {
|
| 300 |
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seq = ((tmp >> 18) & 0x3FFF) + 1;
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| 301 |
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}
|
| 302 |
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| 303 |
|
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/* write 72 bytes to memory */
|
| 304 |
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build_ip(emac_addr_msb, emac_addr_lsb, 0xDEADBE, 0xEF0020, ipaddr,
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| 305 |
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0xC0A80016, 1, seq, (unsigned int)wrarea, 72, txbuf, buf, len);
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| 306 |
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| 307 |
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while(!greth_rx(rxbuf, &greth));
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| 308 |
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while(!greth_tx(*len, buf, &greth));
|
| 309 |
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while(!greth_checkrx(len, rxs, &greth));
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| 310 |
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| 311 |
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if ((loadb((int)&rxbuf[45]) >> 1) & 1) {
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| 312 |
|
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/* unexpected nak */
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| 313 |
|
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fail(3);
|
| 314 |
|
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}
|
| 315 |
|
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seq = seq + 1;
|
| 316 |
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|
| 317 |
|
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/* read back 72 bytes */
|
| 318 |
|
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build_ip(emac_addr_msb, emac_addr_lsb, 0xDEADBE, 0xEF0020, ipaddr,
|
| 319 |
|
|
0xC0A80016, 0, seq, (unsigned int)wrarea, 72, (unsigned char *)0, buf, len);
|
| 320 |
|
|
|
| 321 |
|
|
while(!greth_rx(rxbuf, &greth));
|
| 322 |
|
|
while(!greth_tx(*len, buf, &greth));
|
| 323 |
|
|
while(!greth_checkrx(len, rxs, &greth));
|
| 324 |
|
|
|
| 325 |
|
|
if (*len != 124) {
|
| 326 |
|
|
/* unexpected length of reply packet */
|
| 327 |
|
|
fail(4);
|
| 328 |
|
|
}
|
| 329 |
|
|
for(i = 0; i < 72; i++) {
|
| 330 |
|
|
if ((i % 4) == 0) {
|
| 331 |
|
|
tmp = load((int)&rxbuf[52+i]);
|
| 332 |
|
|
}
|
| 333 |
|
|
switch(i % 4) {
|
| 334 |
|
|
case 0: tmp2 = (unsigned char)((tmp >> 24) & 0xFF);
|
| 335 |
|
|
break;
|
| 336 |
|
|
case 1: tmp2 = (unsigned char)((tmp >> 16) & 0xFF);
|
| 337 |
|
|
break;
|
| 338 |
|
|
case 2: tmp2 = (unsigned char)((tmp >> 8) & 0xFF);
|
| 339 |
|
|
break;
|
| 340 |
|
|
case 3: tmp2 = (unsigned char)(tmp & 0xFF);
|
| 341 |
|
|
break;
|
| 342 |
|
|
}
|
| 343 |
|
|
if (tmp2 != txbuf[i]) {
|
| 344 |
|
|
fail(5);
|
| 345 |
|
|
}
|
| 346 |
|
|
|
| 347 |
|
|
}
|
| 348 |
|
|
free(buf);
|
| 349 |
|
|
}
|
| 350 |
|
|
|
| 351 |
|
|
return 0;
|
| 352 |
|
|
|
| 353 |
|
|
}
|
| 354 |
|
|
|
