io/nxge/nxge_espc.c

	nxge_espc.c revision 321febde881fb7f55caa9bc4766f121ff16cd65e
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <nxge_impl.h>
#include <nxge_mac.h>
#include <npi_espc.h>
#include <nxge_espc.h>

static void nxge_check_vpd_version(p_nxge_t nxgep);

void
nxge_espc_get_next_mac_addr(uint8_t *st_mac, uint8_t nxt_cnt,
                struct ether_addr *final_mac)
{
    uint64_t    mac[ETHERADDRL];
    uint64_t    mac_addr = 0;
    int     i, j;

    for (i = ETHERADDRL - 1, j = 0; j < ETHERADDRL; i--, j++) {
        mac[j] = st_mac[i];
        mac_addr |= (mac[j] << (j*8));
    }

    mac_addr += nxt_cnt;

    final_mac->ether_addr_octet[0] = (mac_addr & 0xff0000000000) >> 40;
    final_mac->ether_addr_octet[1] = (mac_addr & 0xff00000000) >> 32;
    final_mac->ether_addr_octet[2] = (mac_addr & 0xff000000) >> 24;
    final_mac->ether_addr_octet[3] = (mac_addr & 0xff0000) >> 16;
    final_mac->ether_addr_octet[4] = (mac_addr & 0xff00) >> 8;
    final_mac->ether_addr_octet[5] = (mac_addr & 0xff);
}

nxge_status_t
nxge_espc_mac_addrs_get(p_nxge_t nxgep)
{
    nxge_status_t   status = NXGE_OK;
    npi_status_t    npi_status = NPI_SUCCESS;
    uint8_t     port_num = nxgep->mac.portnum;
    npi_handle_t    handle = NXGE_DEV_NPI_HANDLE(nxgep);
    uint8_t     mac_addr[ETHERADDRL];

    NXGE_DEBUG_MSG((nxgep, MAC_CTL,
                "==> nxge_espc_mac_addr_get, port[%d]",
                port_num));

    npi_status = npi_espc_mac_addr_get(handle, mac_addr);
    if (npi_status != NPI_SUCCESS) {
        status = (NXGE_ERROR | npi_status);
        NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
                    "nxge_espc_mac_addr_get, port[%d] failed",
                    port_num));
        goto exit;
    }

    nxge_espc_get_next_mac_addr(mac_addr, port_num, &nxgep->factaddr);
        NXGE_DEBUG_MSG((nxgep, CFG_CTL,
            "Got MAC Addr: %2x:%2x:%2x:%2x:%2x%:%2x%c \n",
            mac_addr[0], mac_addr[1],
            mac_addr[2], mac_addr[3],
            mac_addr[4], mac_addr[5]));

exit:
    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "<== nxge_espc_mac_addr_get, "
            "status [0x%x]", status));

    return (status);
}

nxge_status_t
nxge_espc_num_macs_get(p_nxge_t nxgep, uint8_t *nmacs)
{
    nxge_status_t   status = NXGE_OK;
    npi_status_t    npi_status = NPI_SUCCESS;
    npi_handle_t    handle = NXGE_DEV_NPI_HANDLE(nxgep);
    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "==> nxge_espc_num_macs_get"));

    npi_status = npi_espc_num_macs_get(handle, nmacs);
    if (npi_status != NPI_SUCCESS) {
        status = (NXGE_ERROR | npi_status);
    }

    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "<== nxge_espc_num_macs_get, "
        "status [0x%x]", status));

    return (status);
}

nxge_status_t
nxge_espc_num_ports_get(p_nxge_t nxgep)
{
    nxge_status_t   status = NXGE_OK;
    npi_status_t    npi_status = NPI_SUCCESS;
    npi_handle_t    handle = NXGE_DEV_NPI_HANDLE(nxgep);
    uint8_t     nports = 0;
    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "==> nxge_espc_num_ports_get"));

    npi_status = npi_espc_num_ports_get(handle, &nports);
    if (npi_status != NPI_SUCCESS) {
        status = (NXGE_ERROR | npi_status);
    }
    nxgep->nports = nports;
    NXGE_DEBUG_MSG((nxgep, CFG_CTL, " nxge_espc_num_ports_get "
            "ports [0x%x]", nports));

    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "<== nxge_espc_num_ports_get, "
            "status [0x%x]", status));

    return (status);
}

nxge_status_t
nxge_espc_phy_type_get(p_nxge_t nxgep)
{
    nxge_status_t   status = NXGE_OK;
    npi_status_t    npi_status = NPI_SUCCESS;
    npi_handle_t    handle = NXGE_DEV_NPI_HANDLE(nxgep);
    uint8_t     port_num = nxgep->mac.portnum;
    uint8_t     phy_type;

    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "==> nxge_espc_phy_type_get, port[%d]",
            port_num));

    npi_status = npi_espc_port_phy_type_get(handle, &phy_type,
                        port_num);
    if (npi_status != NPI_SUCCESS) {
        status = (NXGE_ERROR | npi_status);
        goto exit;
    }

    switch (phy_type) {
    case ESC_PHY_10G_FIBER:
        nxgep->mac.portmode = PORT_10G_FIBER;
        nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
        break;
    case ESC_PHY_10G_COPPER:
        nxgep->mac.portmode = PORT_10G_COPPER;
        nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
        break;
    case ESC_PHY_1G_FIBER:
        nxgep->mac.portmode = PORT_1G_FIBER;
        nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
        break;
    case ESC_PHY_1G_COPPER:
        nxgep->mac.portmode = PORT_1G_COPPER;
        nxgep->statsp->mac_stats.xcvr_inuse = INT_MII_XCVR;
        break;
    case ESC_PHY_NONE:
        status = NXGE_ERROR;
        NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "nxge_espc_phy_type_get:"
                "No phy type set"));
        break;
    default:
        status = NXGE_ERROR;
        NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "nxge_espc_phy_type_get: "
                "Unknown phy type [%d]", phy_type));
        break;
    }

exit:

    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "<== nxge_espc_phy_type_get, "
            "status [0x%x]", status));

    return (status);
}

nxge_status_t
nxge_espc_max_frame_sz_get(p_nxge_t nxgep)
{
    nxge_status_t   status = NXGE_OK;
    npi_status_t    npi_status = NPI_SUCCESS;
    npi_handle_t    handle = NXGE_DEV_NPI_HANDLE(nxgep);

    NXGE_DEBUG_MSG((nxgep, CFG_CTL, "==> nxge_espc_max_frame_sz_get"));

    npi_status = npi_espc_max_frame_get(handle, &nxgep->mac.maxframesize);
    if (npi_status != NPI_SUCCESS) {
        status = (NXGE_ERROR | npi_status);
    }

    NXGE_DEBUG_MSG((nxgep, CFG_CTL, " nxge_espc_max_frame_sz_get, "
                "status [0x%x]", status));

    return (status);
}

void
nxge_vpd_info_get(p_nxge_t nxgep)
{
    npi_status_t    status;
    npi_handle_t    handle = NXGE_DEV_NPI_HANDLE(nxgep);

    if ((nxgep->platform_type == P_NEPTUNE_NIU) ||
        (nxgep->platform_type == P_NEPTUNE_MARAMBA_P0) ||
        (nxgep->platform_type == P_NEPTUNE_MARAMBA_P1)) {
        nxgep->vpd_info.present = B_FALSE;
        return;
    }

    nxgep->vpd_info.present = B_TRUE;
    nxgep->vpd_info.ver_valid = B_FALSE;

    MUTEX_ENTER(&nxgep->nxge_hw_p->nxge_cfg_lock);
    (void) npi_espc_pio_enable(handle);
    status = npi_espc_vpd_info_get(handle, &nxgep->vpd_info,
        NXGE_EROM_LEN);
    (void) npi_espc_pio_disable(handle);
    MUTEX_EXIT(&nxgep->nxge_hw_p->nxge_cfg_lock);

    if (status != NPI_SUCCESS)
        return;

    nxge_check_vpd_version(nxgep);
    if (!nxgep->vpd_info.ver_valid)
        return;

    /* Determine the platform type */
    if ((strncmp(nxgep->vpd_info.bd_model, NXGE_QGC_LP_BM_STR,
        strlen(NXGE_QGC_LP_BM_STR)) == 0) ||
        (strncmp(nxgep->vpd_info.bd_model, NXGE_QGC_PEM_BM_STR,
        strlen(NXGE_QGC_PEM_BM_STR)) == 0)) {
        nxgep->platform_type = P_NEPTUNE_ATLAS_4PORT;
    } else if ((strncmp(nxgep->vpd_info.bd_model,
        NXGE_2XGF_LP_BM_STR, strlen(NXGE_2XGF_LP_BM_STR)) == 0) ||
        (strncmp(nxgep->vpd_info.bd_model, NXGE_2XGF_PEM_BM_STR,
        strlen(NXGE_2XGF_PEM_BM_STR)) == 0)) {
        nxgep->platform_type = P_NEPTUNE_ATLAS_2PORT;
    } else if (strncmp(nxgep->vpd_info.bd_model,
        NXGE_ALONSO_BM_STR, strlen(NXGE_ALONSO_BM_STR)) == 0) {
        nxgep->platform_type = P_NEPTUNE_ALONSO;
    } else if (strncmp(nxgep->vpd_info.bd_model,
        NXGE_RFEM_BM_STR, strlen(NXGE_RFEM_BM_STR)) == 0) {
        nxgep->hot_swappable_phy = B_TRUE;
    }

    /* If Alonso platform, replace "mif" for the last 2 ports phy-type */
    if ((nxgep->platform_type == P_NEPTUNE_ALONSO) &&
        ((nxgep->function_num == 2) || (nxgep->function_num == 3))) {
        (void) strcpy(nxgep->vpd_info.phy_type, "mif");
    }
}

static void
nxge_check_vpd_version(p_nxge_t nxgep)
{
    int     i, j;
    const char  *fcode_str = NXGE_FCODE_ID_STR;
    int     fcode_str_len = strlen(fcode_str);
    char        ver_num_str[NXGE_FCODE_VER_STR_LEN];
    char        *ver_num_w;
    char        *ver_num_f;
    int     ver_num_w_len = 0;
    int     ver_num_f_len = 0;
    int     ver_w = 0;
    int     ver_f = 0;

    nxgep->vpd_info.ver_valid = B_FALSE;
    ver_num_str[0] = '\0';

    for (i = 0; i < NXGE_VPD_VER_LEN; i++) {
        if (nxgep->vpd_info.ver[i] == fcode_str[0]) {
            if ((i + fcode_str_len + NXGE_FCODE_VER_STR_LEN) >
                NXGE_VPD_VER_LEN)
                break;
            for (j = 0; j < fcode_str_len; j++, i++) {
                if (nxgep->vpd_info.ver[i] != fcode_str[j])
                    break;
            }
            if (j < fcode_str_len)
                continue;

            /* found the Fcode version string */
            for (j = 0; j < NXGE_FCODE_VER_STR_LEN; j++, i++) {
                ver_num_str[j] = nxgep->vpd_info.ver[i];
                if (ver_num_str[j] == ' ')
                    break;
            }
            ver_num_str[j] = '\0';
            break;
        }
    }

    ver_num_w = ver_num_str;
    for (i = 0; i < strlen(ver_num_str); i++) {
        if (ver_num_str[i] == '.') {
            ver_num_f = &ver_num_str[i + 1];
            ver_num_w_len = i;
            ver_num_f_len = strlen(ver_num_str) - (i + 1);
            break;
        }
    }

    for (i = 0; i < ver_num_w_len; i++) {
        ver_w = (ver_w * 10) + (ver_num_w[i] - '0');
    }

    for (i = 0; i < ver_num_f_len; i++) {
        ver_f = (ver_f * 10) + (ver_num_f[i] - '0');
    }

    if ((ver_w > NXGE_VPD_VALID_VER_W) ||
        (ver_w == NXGE_VPD_VALID_VER_W && ver_f >= NXGE_VPD_VALID_VER_F))
        nxgep->vpd_info.ver_valid = B_TRUE;

}