int main(int argc, char **argv)
{
char *guid_file = "port_guids.list";
int mgmt_classes[2] = { IB_SMI_CLASS, IB_SMI_DIRECT_CLASS };
ib_portid_t dport_id;
int port, agent;
uint8_t *umad;
int len;
if (argc > 1)
guid_file = argv[1];
srcport = mad_rpc_open_port(NULL, 0, mgmt_classes, 2);
if (!srcport)
err("Failed to open port");
resolve_sm_portid(NULL, 0, &dport_id);
dport_id.qp = 1;
if (!dport_id.qkey)
dport_id.qkey = IB_DEFAULT_QP1_QKEY;
len = umad_size() + 256;
umad = calloc(1, len);
if (!umad) {
err("cannot alloc mem for umad: %s\n", strerror(errno));
return -1;
}
port = mad_rpc_portid(srcport);
agent = umad_register(port, IB_SA_CLASS, 2, 0, NULL);
rereg_and_test_port(guid_file, port, agent, &dport_id, TMO);
free(umad);
umad_unregister(port, agent);
umad_close_port(port);
umad_done();
return 0;
}
static void done(int fd)
{
umad_close_port(fd);
umad_done();
}
/**
* Get the type of a device, from name.
*
* Output in hca_type
*
*/
int hcaNameToType(char *dev_name, HCA_Type* hca_type)
{
MPIDI_STATE_DECL(MPID_STATE_HCANAMETOTYPE);
MPIDI_FUNC_ENTER(MPID_STATE_HCANAMETOTYPE);
int mpi_errno = MPI_SUCCESS;
int rate;
*hca_type = UNKNOWN_HCA;
if (!strncmp(dev_name, "mlx4", 4) || !strncmp(dev_name, "mthca", 5)) {
umad_ca_t umad_ca;
*hca_type = MLX_PCI_X;
if (umad_init() < 0) {
MPIU_ERR_SETANDJUMP(mpi_errno, MPI_ERR_OTHER, "**umadinit");
}
memset(&umad_ca, 0, sizeof(umad_ca_t));
if (umad_get_ca(dev_name, &umad_ca) < 0) {
MPIU_ERR_SETANDJUMP(mpi_errno, MPI_ERR_OTHER, "**umadgetca");
}
rate = get_rate(&umad_ca);
if (!rate) {
umad_release_ca(&umad_ca);
umad_done();
MPIU_ERR_SETANDJUMP(mpi_errno, MPI_ERR_OTHER, "**umadgetrate");
}
if (!strncmp(dev_name, "mthca", 5)) {
*hca_type = MLX_PCI_X;
if (!strncmp(umad_ca.ca_type, "MT25", 4)) {
switch (rate) {
case 20:
*hca_type = MLX_PCI_EX_DDR;
break;
case 10:
*hca_type = MLX_PCI_EX_SDR;
break;
default:
*hca_type = MLX_PCI_EX_SDR;
break;
}
} else if (!strncmp(umad_ca.ca_type, "MT23", 4)) {
*hca_type = MLX_PCI_X;
} else {
*hca_type = MLX_PCI_EX_SDR;
}
} else { /* mlx4 */
switch(rate) {
case 40:
*hca_type = MLX_CX_QDR;
break;
case 20:
*hca_type = MLX_CX_DDR;
break;
case 10:
*hca_type = MLX_CX_SDR;
break;
default:
*hca_type = MLX_CX_SDR;
break;
}
}
umad_release_ca(&umad_ca);
umad_done();
} else if(!strncmp(dev_name, "ipath", 5)) {
*hca_type = PATH_HT;
} else if(!strncmp(dev_name, "ehca", 4)) {
*hca_type = IBM_EHCA;
} else if (!strncmp(dev_name, "cxgb3", 5)) {
*hca_type = CHELSIO_T3;
} else if (!strncmp(dev_name, "cxgb4", 5)) {
*hca_type = CHELSIO_T4;
} else {
*hca_type = UNKNOWN_HCA;
}
fn_fail:
MPIDI_FUNC_EXIT(MPID_STATE_HCANAMETOTYPE);
return mpi_errno;
}
