int fpga_build_model(struct fpga_model* model, int fpga_rows,
const char* columns, const char* left_wiring, const char* right_wiring)
{
int rc;
memset(model, 0, sizeof(*model));
model->cfg_rows = fpga_rows;
strncpy(model->cfg_columns, columns, sizeof(model->cfg_columns)-1);
strncpy(model->cfg_left_wiring, left_wiring,
sizeof(model->cfg_left_wiring)-1);
strncpy(model->cfg_right_wiring, right_wiring,
sizeof(model->cfg_right_wiring)-1);
strarray_init(&model->str, STRIDX_64K);
rc = get_xc6_routing_bitpos(&model->sw_bitpos, &model->num_bitpos);
if (rc) FAIL(rc);
// The order of tiles, then devices, then ports, then
// connections and finally switches is important so
// that the codes can build upon each other.
rc = init_tiles(model);
if (rc) FAIL(rc);
rc = init_devices(model);
if (rc) FAIL(rc);
if (s_high_speed_replicate) {
rc = replicate_routing_switches(model);
if (rc) FAIL(rc);
}
// todo: compare.ports only works if other switches and conns
// are disabled, as long as not all connections are supported
rc = init_ports(model, /*dup_warn*/ !s_high_speed_replicate);
if (rc) FAIL(rc);
rc = init_conns(model);
if (rc) FAIL(rc);
rc = init_switches(model, /*routing_sw*/ !s_high_speed_replicate);
if (rc) FAIL(rc);
return 0;
fail:
return rc;
}
int main(int argc, char ** argv)
{
int addr_server_port;
struct timeval timeout;
int i;
int nb;
char *ipaddress = 0;
if (argc > 1) {
if ((addr_server_port = atoi(argv[1])) == 0) {
fprintf(stderr, "addr_server: malformed port number.\n");
exit(2);
}
if (argc > 2) {
if (inet_addr((ipaddress = argv[2])) == INADDR_NONE) {
fprintf(stderr, "addr_server: malformed ip address.\n");
exit(3);
}
}
} else {
fprintf(stderr, "addr_server: first arg must be port number.\n");
exit(1);
}
#if defined(LATTICE) && defined(AMITCP)
init_conns();
#endif
init_conn_sock(addr_server_port, ipaddress);
while (1) {
/*
* use finite timeout for robustness.
*/
timeout.tv_sec = 2;
timeout.tv_usec = 0;
/*
* clear selectmasks.
*/
FD_ZERO(&readmask);
/*
* set new connection accept fd in readmask.
*/
FD_SET(conn_fd, &readmask);
/*
* set active fds in readmask.
*/
for (i = 0; i < MAX_CONNS; i++) {
if (all_conns[i].state == CONN_OPEN)
FD_SET(all_conns[i].fd, &readmask);
}
#ifndef hpux
nb = select(FD_SETSIZE, &readmask, (fd_set *) 0, (fd_set *) 0, &timeout);
#else
nb = select(FD_SETSIZE, (int *) &readmask, (int *) 0, (int *) 0, &timeout);
#endif
if (nb != 0)
aserv_process_io(nb);
process_queue();
}
/* the following is to shut lint up */
/*NOTREACHED*/
return 0; /* never reached */
}
