/*
 * 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.
 */

/*
 * Sun4v Platform specific functions.
 *
 *      called when :
 *      machine_type ==  huron
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <kstat.h>
#include <fcntl.h>
#include <string.h>
#include <assert.h>
#include <libintl.h>
#include <note.h>
#include <sys/systeminfo.h>
#include <sys/openpromio.h>
#include <sys/sysmacros.h>
#include <picl.h>
#include "picldefs.h"
#include <pdevinfo.h>
#include <display.h>
#include <display_sun4v.h>
#include <libprtdiag.h>
#include "huron.h"

#if !defined(TEXT_DOMAIN)
#define TEXT_DOMAIN     "SYS_TEST"
#endif

static void
huron_get_bus_type(char *path, struct io_card *card)
{
        if (strcmp(path, HURON_NIU) == 0) {
                (void) strcpy(card->bus_type, "NIU");
        } else {
                (void) strcpy(card->bus_type, "PCIE");
        }
}

void
huron_get_slot_number(char *path, struct io_card *card)
{
        if (strcmp(path, HURON_N2_XAUI0) == 0) {
                (void) strcpy(card->slot_str, "0");
                card->slot = 0;
        } else if (strcmp(path, HURON_N2_XAUI1) == 0) {
                (void) strcpy(card->slot_str, "1");
                card->slot = 1;
        } else if (strncmp(path, HURON_PCIE_SLOT0,
            strlen(HURON_PCIE_SLOT0)) == 0) {
                (void) strcpy(card->slot_str, "0");
                card->slot = 0;
        } else if (strncmp(path, HURON_PCIE_SLOT1,
            strlen(HURON_PCIE_SLOT1)) == 0) {
                (void) strcpy(card->slot_str, "1");
                card->slot = 1;
        } else if (strncmp(path, HURON_PCIE_SLOT2,
            strlen(HURON_PCIE_SLOT2)) == 0) {
                (void) strcpy(card->slot_str, "2");
                card->slot = 2;
        } else if (strncmp(path, HURON_PCIE_SLOT3,
            strlen(HURON_PCIE_SLOT3)) == 0) {
                (void) strcpy(card->slot_str, "3");
                card->slot = 3;
        } else if (strncmp(path, HURON_PCIE_SLOT4,
            strlen(HURON_PCIE_SLOT4)) == 0) {
                (void) strcpy(card->slot_str, "4");
                card->slot = 4;
        } else if (strncmp(path, HURON_PCIE_SLOT5,
            strlen(HURON_PCIE_SLOT5)) == 0) {
                (void) strcpy(card->slot_str, "5");
                card->slot = 5;
        } else {
                (void) strcpy(card->slot_str, MOTHERBOARD);
                card->slot = NO_SLOT;
        }
}

int
huron_get_network_instance(char *path)
{
        if (strcmp(path, HURON_NETWORK_0) == 0) {
                return (0);
        } else if (strcmp(path, HURON_NETWORK_1) == 0) {
                return (1);
        } else if (strcmp(path, HURON_NETWORK_2) == 0) {
                return (2);
        } else if (strcmp(path, HURON_NETWORK_3) == 0) {
                return (3);
        } else if (strcmp(path, HURON_N2_XAUI0) == 0) {
                return (0);
        } else if (strcmp(path, HURON_N2_XAUI1) == 0) {
                return (1);
        } else {
                return (-1);
        }
}
/*
 * add all io devices under pci in io list
 */
/* ARGSUSED */
int
huron_pci_callback(picl_nodehdl_t pcih, void *args)
{
        int             err = PICL_SUCCESS;
        picl_nodehdl_t  nodeh;
        char            path[MAXSTRLEN];
        char            parent_path[MAXSTRLEN];
        char            piclclass[PICL_CLASSNAMELEN_MAX];
        char            name[MAXSTRLEN];
        char            model[MAXSTRLEN];
        char            *compatible;
        char            binding_name[MAXSTRLEN];
        struct io_card  pci_card;
        int32_t         instance;

        err = picl_get_propval_by_name(pcih, PICL_PROP_DEVFS_PATH, parent_path,
            sizeof (parent_path));
        if (err != PICL_SUCCESS) {
                return (err);
        }

        /* Walk through the children */
        err = picl_get_propval_by_name(pcih, PICL_PROP_CHILD, &nodeh,
            sizeof (picl_nodehdl_t));

        while (err == PICL_SUCCESS) {
                err = picl_get_propval_by_name(nodeh, PICL_PROP_CLASSNAME,
                    piclclass, sizeof (piclclass));
                if (err !=  PICL_SUCCESS)
                        return (err);

                if (strcmp(piclclass, "pciex") == 0) {
                        err = picl_get_propval_by_name(nodeh, PICL_PROP_PEER,
                            &nodeh, sizeof (picl_nodehdl_t));
                        continue;
                }

                if (strcmp(piclclass, "sun4v") == 0) {
                        err = picl_get_propval_by_name(nodeh, PICL_PROP_CHILD,
                            &nodeh, sizeof (picl_nodehdl_t));
                        continue;
                }

                err = picl_get_propval_by_name(nodeh, PICL_PROP_DEVFS_PATH,
                    path, sizeof (path));
                if (err != PICL_SUCCESS) {
                        return (err);
                }

                (void) strlcpy(pci_card.notes, path, sizeof (pci_card.notes));

                huron_get_bus_type(parent_path, &pci_card);

                err = picl_get_propval_by_name(nodeh, PICL_PROP_NAME, &name,
                    sizeof (name));
                if (err == PICL_PROPNOTFOUND)
                        (void) strcpy(name, "");
                else if (err != PICL_SUCCESS)
                        return (err);

                if (strcmp(parent_path, HURON_NIU) == 0)
                        huron_get_slot_number(path, &pci_card);
                else
                        huron_get_slot_number(parent_path, &pci_card);

                /* Figure NAC name */
                if ((strcmp(name, NETWORK) == 0) &&
                    (strcmp(pci_card.slot_str, MOTHERBOARD) == 0)) {
                        instance = huron_get_network_instance(path);
                        (void) snprintf(pci_card.status,
                            sizeof (pci_card.status), "%s/%s%d", MOTHERBOARD,
                            "NET", instance);
                } else {
                        if (pci_card.slot != NO_SLOT) {
                                (void) snprintf(pci_card.status,
                                    sizeof (pci_card.status), "%s/%s%d",
                                    MOTHERBOARD, pci_card.bus_type,
                                    pci_card.slot);
                        } else {
                                (void) snprintf(pci_card.status,
                                    sizeof (pci_card.status), "%s/%s",
                                    MOTHERBOARD, pci_card.bus_type);
                        }
                }

                /*
                 * Get the name of this card. Iif binding_name is found,
                 * name will be <nodename>-<binding_name>
                 */

                err = picl_get_propval_by_name(nodeh, PICL_PROP_BINDING_NAME,
                    &binding_name, sizeof (binding_name));
                if (err == PICL_PROPNOTFOUND) {
                        /*
                         * if compatible prop is found, name will be
                         * <nodename>-<compatible>
                         */
                        err = huron_get_first_compatible_value(nodeh,
                            &compatible);
                        if (err == PICL_SUCCESS) {
                                (void) strlcat(name, "-", MAXSTRLEN);
                                (void) strlcat(name, compatible, MAXSTRLEN);
                                free(compatible);
                        } else if (err != PICL_PROPNOTFOUND) {
                                return (err);
                        }
                } else if (err != PICL_SUCCESS) {
                        return (err);
                } else if (strcmp(name, binding_name) != 0) {
                        (void) strlcat(name, "-", MAXSTRLEN);
                        (void) strlcat(name, binding_name, MAXSTRLEN);
                }

                (void) strlcpy(pci_card.name, name, sizeof (pci_card.name));

                /* Get the model of this card */

                err = picl_get_propval_by_name(nodeh, OBP_PROP_MODEL,
                    &model, sizeof (model));
                if (err == PICL_PROPNOTFOUND)
                        (void) strcpy(model, "");
                else if (err != PICL_SUCCESS)
                        return (err);
                (void) strlcpy(pci_card.model, model, sizeof (pci_card.model));

                /* Print NAC name */
                log_printf("%-11s", pci_card.status);
                /* Print IO Type */
                log_printf("%6s", pci_card.bus_type);
                /* Print Slot # */
                log_printf("%5s", pci_card.slot_str);
                /* Print Parent Path */
                log_printf("%46.45s", pci_card.notes);
                /* Printf Card Name */
                if (strlen(pci_card.name) > 24)
                        log_printf("%25.24s+", pci_card.name);
                else
                        log_printf("%26s", pci_card.name);
                /* Print Card Model */
                if (strlen(pci_card.model) > 10)
                        log_printf("%10.9s+", pci_card.model);
                else
                        log_printf("%10s", pci_card.model);
                log_printf("\n");

                err = picl_get_propval_by_name(nodeh, PICL_PROP_PEER, &nodeh,
                    sizeof (picl_nodehdl_t));

        }

        return (PICL_WALK_CONTINUE);
}

/*
 * local functions
 */
/*
 * add all io devices under pci in io list
 */
/* ARGSUSED */
int
huron_hw_rev_callback(picl_nodehdl_t pcih, void *args)
{
        int             err = PICL_SUCCESS;
        char            path[MAXSTRLEN] = "";
        char            device_path[MAXSTRLEN];
        char            NAC[MAXSTRLEN];
        char            *compatible;
        int32_t         revision;
        int             device_found = 0;

        err = picl_get_propval_by_name(pcih, PICL_PROP_DEVFS_PATH, path,
            sizeof (path));
        if (err != PICL_SUCCESS) {
                return (err);
        }

        if ((strcmp(path, HURON_NETWORK_0) == 0) ||
            (strcmp(path, HURON_NETWORK_1) == 0)) {
                device_found = 1;
                (void) snprintf(NAC, sizeof (NAC), "%s/%s%d",
                    MOTHERBOARD, OPHIR, 0);
                revision = huron_get_int_propval(pcih, OBP_PROP_REVISION_ID,
                    &err);
        }

        if ((strcmp(path, HURON_NETWORK_2) == 0) ||
            (strcmp(path, HURON_NETWORK_3) == 0)) {
                device_found = 1;
                (void) snprintf(NAC, sizeof (NAC), "%s/%s%d", MOTHERBOARD,
                    OPHIR, 1);
                revision = huron_get_int_propval(pcih, OBP_PROP_REVISION_ID,
                    &err);
        }

        if (strcmp(path, HURON_SWITCH_A_PATH) == 0) {
                device_found = 1;
                (void) snprintf(NAC, sizeof (NAC), "%s/%s",
                    MOTHERBOARD, HURON_SWITCH_A);
                revision = huron_get_int_propval(pcih, OBP_PROP_REVISION_ID,
                    &err);
        }

        if (strcmp(path, HURON_SWITCH_B_PATH) == 0) {
                device_found = 1;
                (void) snprintf(NAC, sizeof (NAC), "%s/%s", MOTHERBOARD,
                    HURON_SWITCH_B);
                revision = huron_get_int_propval(pcih, OBP_PROP_REVISION_ID,
                    &err);
        }

        if (strcmp(path, HURON_SWITCH_C_PATH) == 0) {
                device_found = 1;
                (void) snprintf(NAC, sizeof (NAC), "%s/%s", MOTHERBOARD,
                    HURON_SWITCH_C);
                revision = huron_get_int_propval(pcih, OBP_PROP_REVISION_ID,
                    &err);
        }

        if (strcmp(path, HURON_LSI_PATH) == 0) {
                device_found = 1;
                (void) snprintf(NAC, sizeof (NAC), "%s/%s", MOTHERBOARD,
                    SAS_SATA_HBA);
                revision = huron_get_int_propval(pcih, OBP_PROP_REVISION_ID,
                    &err);
        }
        if (device_found == 1) {
                (void) strcpy(device_path, path);
                err = huron_get_first_compatible_value(pcih, &compatible);

                /* Print NAC name */
                log_printf("%-20s", NAC);
                /* Print Device Path */
                if (strlen(device_path) > 45)
                        log_printf("%45.44s+", device_path);
                else
                        log_printf("%46s", device_path);
                /* Print Compatible # */
                if (err == PICL_SUCCESS) {
                        log_printf("%31s", compatible);
                        free(compatible);
                } else
                        log_printf("%31s", " ");
                /* Print Revision */
                log_printf("%6d", revision);
                log_printf("\n");
        }

        return (PICL_WALK_CONTINUE);
}

/*
 * return the first compatible value
 */
int
huron_get_first_compatible_value(picl_nodehdl_t nodeh, char **outbuf)
{
        int             err;
        picl_prophdl_t  proph;
        picl_propinfo_t pinfo;
        picl_prophdl_t  tblh;
        picl_prophdl_t  rowproph;
        char            *pval;

        err = picl_get_propinfo_by_name(nodeh, OBP_PROP_COMPATIBLE,
            &pinfo, &proph);
        if (err != PICL_SUCCESS)
                return (err);

        if (pinfo.type == PICL_PTYPE_CHARSTRING) {
                pval = malloc(pinfo.size);
                if (pval == NULL)
                        return (PICL_FAILURE);
                err = picl_get_propval(proph, pval, pinfo.size);
                if (err != PICL_SUCCESS) {
                        free(pval);
                        return (err);
                }
                *outbuf = pval;
                return (PICL_SUCCESS);
        }

        if (pinfo.type != PICL_PTYPE_TABLE)
                return (PICL_FAILURE);

        /* get first string from table */
        err = picl_get_propval(proph, &tblh, pinfo.size);
        if (err != PICL_SUCCESS)
                return (err);

        err = picl_get_next_by_row(tblh, &rowproph);
        if (err != PICL_SUCCESS)
                return (err);

        err = picl_get_propinfo(rowproph, &pinfo);
        if (err != PICL_SUCCESS)
                return (err);

        pval = malloc(pinfo.size);
        if (pval == NULL)
                return (PICL_FAILURE);

        err = picl_get_propval(rowproph, pval, pinfo.size);
        if (err != PICL_SUCCESS) {
                free(pval);
                return (err);
        }

        *outbuf = pval;
        return (PICL_SUCCESS);
}

int64_t
huron_get_int_propval(picl_nodehdl_t modh, char *prop_name, int *ret)
{
        int             err;
        picl_prophdl_t  proph;
        picl_propinfo_t pinfo;
        int8_t          int8v;
        int16_t         int16v;
        int32_t         int32v;
        int64_t         int64v;

        err = picl_get_propinfo_by_name(modh, prop_name, &pinfo, &proph);
        if (err != PICL_SUCCESS) {
                *ret = err;
                return (0);
        }

        /*
         * If it is not an int, uint or byte array prop, return failure
         */
        if ((pinfo.type != PICL_PTYPE_INT) &&
            (pinfo.type != PICL_PTYPE_UNSIGNED_INT) &&
            (pinfo.type != PICL_PTYPE_BYTEARRAY)) {
                *ret = PICL_FAILURE;
                return (0);
        }

        switch (pinfo.size) {
        case sizeof (int8_t):
                err = picl_get_propval(proph, &int8v, sizeof (int8v));
                *ret = err;
                return (int8v);
        case sizeof (int16_t):
                err = picl_get_propval(proph, &int16v, sizeof (int16v));
                *ret = err;
                return (int16v);
        case sizeof (int32_t):
                err = picl_get_propval(proph, &int32v, sizeof (int32v));
                *ret = err;
                return (int32v);
        case sizeof (int64_t):
                err = picl_get_propval(proph, &int64v, sizeof (int64v));
                *ret = err;
                return (int64v);
        default:        /* not supported size */
                *ret = PICL_FAILURE;
                return (0);
        }
}