libprtdiag/common/display_sun4v.c

	display_sun4v.c revision a42ff480eab7fd4f2b53fe8e9bdb1b57f0cf64da
/*
 * 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 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

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

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <ctype.h>
#include <string.h>
#include <kvm.h>
#include <varargs.h>
#include <time.h>
#include <dirent.h>
#include <fcntl.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include <sys/openpromio.h>
#include <libintl.h>
#include <syslog.h>
#include <sys/dkio.h>
#include <sys/systeminfo.h>
#include <picldefs.h>
#include <math.h>
#include <errno.h>
#include "pdevinfo.h"
#include "display.h"
#include "display_sun4v.h"
#include "libprtdiag.h"

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

#define MOTHERBOARD         "MB"
#define NETWORK             "network"
#define PCIE_COMPATIBLE_STR     "pciex"
#define PCIX_COMPATIBLE_STR     "pci"
#define SUN4V_MACHINE           "sun4v"
#define PARENT_NAMES            10

/*
 * Additional OBP properties
 */
#define OBP_PROP_COMPATIBLE     "compatible"
#define OBP_PROP_MODEL          "model"
#define OBP_PROP_SLOT_NAMES     "slot-names"

#define PICL_NODE_PHYSICAL_PLATFORM "physical-platform"
#define PICL_NODE_CHASSIS       "chassis"
#define MEMORY_SIZE_FIELD       11
#define INVALID_THRESHOLD       1000000

/*
 * Additional picl classes
 */
#ifndef PICL_CLASS_SUN4V
#define PICL_CLASS_SUN4V        "sun4v"
#endif

#ifndef PICL_PROP_NAC
#define PICL_PROP_NAC           "nac"
#endif

extern int sys_clk;
extern picl_errno_t sun4v_get_node_by_name(picl_nodehdl_t, char *,
    picl_nodehdl_t *);

static picl_nodehdl_t rooth = 0, phyplatformh = 0;
static picl_nodehdl_t chassish = 0;
static int class_node_found;
static int syserrlog;
static int all_status_ok;

/* local functions */
static int sun4v_get_first_compatible_value(picl_nodehdl_t, char **);
static void sun4v_display_memory_conf(picl_nodehdl_t);
static void sun4v_disp_env_status();
static void sun4v_env_print_fan_sensors();
static void sun4v_env_print_fan_indicators();
static void sun4v_env_print_temp_sensors();
static void sun4v_env_print_temp_indicators();
static void sun4v_env_print_current_sensors();
static void sun4v_env_print_current_indicators();
static void sun4v_env_print_voltage_sensors();
static void sun4v_env_print_voltage_indicators();
static void sun4v_env_print_LEDs();
static void sun4v_print_fru_status();
static void sun4v_print_fw_rev();
static void sun4v_print_chassis_serial_no();

int
sun4v_display(Sys_tree *tree, Prom_node *root, int log,
    picl_nodehdl_t plafh)
{
    void *value;        /* used for opaque PROM data */
    struct mem_total memory_total;  /* Total memory in system */
    struct grp_info grps;   /* Info on all groups in system */
    char machine[MAXSTRLEN];

    if (sysinfo(SI_MACHINE, machine, sizeof (machine)) == -1)
        return (1);
    if (strncmp(machine, SUN4V_MACHINE, strlen(SUN4V_MACHINE)) != 0)
        return (1);

    sys_clk = -1;  /* System clock freq. (in MHz) */

    /*
     * Now display the machine's configuration. We do this if we
     * are not logging.
     */
    if (!logging) {
        struct utsname uts_buf;

        /*
         * Display system banner
         */
        (void) uname(&uts_buf);

        log_printf(dgettext(TEXT_DOMAIN, "System Configuration:  "
            "Sun Microsystems  %s %s\n"), uts_buf.machine,
            get_prop_val(find_prop(root, "banner-name")), 0);

        /* display system clock frequency */
        value = get_prop_val(find_prop(root, "clock-frequency"));
        if (value != NULL) {
            sys_clk = ((*((int *)value)) + 500000) / 1000000;
            log_printf(dgettext(TEXT_DOMAIN, "System clock "
                "frequency: %d MHz\n"), sys_clk, 0);
        }

        /* Display the Memory Size */
        display_memorysize(tree, NULL, &grps, &memory_total);

        /* Display the CPU devices */
        sun4v_display_cpu_devices(plafh);

        /* Display the Memory configuration */
        class_node_found = 0;
        sun4v_display_memory_conf(plafh);

        /* Display all the IO cards. */
        (void) sun4v_display_pci(plafh);
        sun4v_display_diaginfo((log || (logging)), root, plafh);

        if (picl_get_root(&rooth) != PICL_SUCCESS)
            return (1);
        if (sun4v_get_node_by_name(rooth, PICL_NODE_PHYSICAL_PLATFORM,
            &phyplatformh) != PICL_SUCCESS)
            return (1);

        if (picl_find_node(phyplatformh, PICL_PROP_CLASSNAME,
            PICL_PTYPE_CHARSTRING, (void *)PICL_CLASS_CHASSIS,
            strlen(PICL_CLASS_CHASSIS), &chassish) != PICL_SUCCESS)
            return (1);

        syserrlog = log;
        sun4v_disp_env_status();
    }
    return (0);
}

static void
get_bus_type(picl_nodehdl_t nodeh, struct io_card *card)
{
    char *compatible;

    (void) strlcpy(card->bus_type, "PCIX", sizeof (card->bus_type));
    if (sun4v_get_first_compatible_value(nodeh, &compatible)
        == PICL_SUCCESS) {
        if (strncmp(compatible, PCIE_COMPATIBLE_STR,
            strlen(PCIE_COMPATIBLE_STR)) == 0)
            (void) strlcpy(card->bus_type, "PCIE",
                sizeof (card->bus_type));
        free(compatible);
    }
}

static picl_errno_t
get_slot_label(picl_nodehdl_t nodeh, struct io_card *card)
{
    char val[PICL_PROPNAMELEN_MAX];
    picl_errno_t err;

    err = picl_get_propval_by_name(nodeh, PICL_PROP_LABEL, val,
        sizeof (val));
    if (err != PICL_SUCCESS)
        return (err);

    (void) strlcpy(card->slot_str, val, sizeof (card->slot_str));
    card->slot = -1;
    return (PICL_SUCCESS);
}

static void
get_slot_number(picl_nodehdl_t nodeh, struct io_card *card)
{
    picl_errno_t err;
    picl_prophdl_t proph;
    picl_propinfo_t pinfo;
    picl_nodehdl_t pnodeh;
    uint8_t *pval;
    uint32_t dev_mask;
    char uaddr[MAXSTRLEN];
    int i;

    if (get_slot_label(nodeh, card) == PICL_SUCCESS)
        return;
    err = PICL_SUCCESS;
    while (err == PICL_SUCCESS) {
        if (picl_get_propval_by_name(nodeh, PICL_PROP_PARENT, &pnodeh,
            sizeof (pnodeh)) != PICL_SUCCESS) {
            (void) strlcpy(card->slot_str, MOTHERBOARD,
                sizeof (card->slot_str));
            card->slot = -1;
            return;
        }
        if (picl_get_propinfo_by_name(pnodeh, OBP_PROP_SLOT_NAMES,
            &pinfo, &proph) == PICL_SUCCESS) {
            break;
        }
        nodeh = pnodeh;
    }
    if (picl_get_propval_by_name(nodeh, PICL_PROP_UNIT_ADDRESS, uaddr,
        sizeof (uaddr)) != PICL_SUCCESS) {
        (void) strlcpy(card->slot_str, MOTHERBOARD,
            sizeof (card->slot_str));
        card->slot = -1;
        return;
    }
    pval = (uint8_t *)malloc(pinfo.size);
    if (!pval) {
        (void) strlcpy(card->slot_str, MOTHERBOARD,
            sizeof (card->slot_str));
        card->slot = -1;
        return;
    }
    if (picl_get_propval(proph, pval, pinfo.size) != PICL_SUCCESS) {
        (void) strlcpy(card->slot_str, MOTHERBOARD,
            sizeof (card->slot_str));
        card->slot = -1;
        free(pval);
        return;
    }

    dev_mask = 0;
    for (i = 0; i < sizeof (dev_mask); i++)
        dev_mask |= (*(pval+i) << 8*(sizeof (dev_mask)-1-i));
    for (i = 0; i < sizeof (uaddr) && uaddr[i] != '\0'; i++) {
        if (uaddr[i] == ',') {
            uaddr[i] = '\0';
            break;
        }
    }
    card->slot = atol(uaddr);
    if (((1 << card->slot) & dev_mask) == 0) {
        (void) strlcpy(card->slot_str, MOTHERBOARD,
            sizeof (card->slot_str));
        card->slot = -1;
    } else {
        char *p = (char *)(pval+sizeof (dev_mask));
        int shift = sizeof (uint32_t)*8-1-card->slot;
        uint32_t x = (dev_mask << shift) >> shift;
        int count = 0;  /* count # of 1's in x */
        int i = 0;
        while (x != 0) {
            count++;
            x &= x-1;
        }
        while (count > 1) {
            while (p[i++] != '\0')
                ;
            count--;
        }
        (void) strlcpy(card->slot_str, (char *)(p+i),
            sizeof (card->slot_str));
    }
    free(pval);
}

/*
 * add all io devices under pci in io list
 */
/* ARGSUSED */
static int
sun4v_pci_callback(picl_nodehdl_t pcih, void *args)
{
    char path[PICL_PROPNAMELEN_MAX];
    char class[PICL_CLASSNAMELEN_MAX];
    char name[PICL_PROPNAMELEN_MAX];
    char model[PICL_PROPNAMELEN_MAX];
    char binding_name[PICL_PROPNAMELEN_MAX];
    char val[PICL_PROPNAMELEN_MAX];
    char *compatible;
    picl_errno_t err;
    picl_nodehdl_t nodeh;
    struct io_card pci_card;

    /* 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,
            class, sizeof (class));
        if (err !=  PICL_SUCCESS)
            return (err);

        if (args) {
            char *val = args;
            if (strcmp(class, val) == 0) {
                err = picl_get_propval_by_name(nodeh,
                    PICL_PROP_PEER, &nodeh,
                    sizeof (picl_nodehdl_t));
                continue;
            } else if (strcmp(val, PICL_CLASS_PCIEX) == 0 &&
                strcmp(class, PICL_CLASS_PCI) == 0) {
                err = picl_get_propval_by_name(nodeh,
                    PICL_PROP_PEER, &nodeh,
                    sizeof (picl_nodehdl_t));
                continue;
            } else if (strcmp(val, PICL_CLASS_PCI) == 0 &&
                strcmp(class, PICL_CLASS_PCIEX) == 0) {
                err = picl_get_propval_by_name(nodeh,
                    PICL_PROP_PEER, &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));

        get_bus_type(nodeh, &pci_card);
        get_slot_number(nodeh, &pci_card);

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

        err = picl_get_propval_by_name(nodeh, PICL_PROP_STATUS, val,
            sizeof (val));
        if (err == PICL_PROPNOTFOUND)
            (void) strlcpy(val, "", sizeof (val));
        else if (err != PICL_SUCCESS)
            return (err);

        /* Figure NAC name */
        if (pci_card.slot != -1)
            (void) snprintf(pci_card.status,
                sizeof (pci_card.status),
                "%s%d", pci_card.slot_str,
                pci_card.slot);
        else
            (void) snprintf(pci_card.status,
                sizeof (pci_card.status),
                "%s", pci_card.slot_str);

        /*
         * Get the name of this card. If 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_SUCCESS) {
            if (strcmp(name, binding_name) != 0) {
                (void) strlcat(name, "-", sizeof (name));
                (void) strlcat(name, binding_name,
                    sizeof (name));
            }
        } else if (err == PICL_PROPNOTFOUND) {
            /*
             * if compatible prop is not found, name will be
             * <nodename>-<compatible>
             */
            err = sun4v_get_first_compatible_value(nodeh,
                &compatible);
            if (err == PICL_SUCCESS) {
                (void) strlcat(name, "-", sizeof (name));
                (void) strlcat(name, compatible,
                    sizeof (name));
                free(compatible);
            }
        } else
            return (err);

        (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) strlcpy(model, "", sizeof (model));
        else if (err != PICL_SUCCESS)
            return (err);
        (void) strlcpy(pci_card.model, model, sizeof (pci_card.model));

        /* Print NAC name */
        log_printf("%-18s", pci_card.status);
        /* Print IO Type */
        log_printf("%-6s", pci_card.bus_type);
        /* Printf Card Name */
        log_printf("%-44s", pci_card.name);
        /* Print Card Model */
        log_printf("%-8s", pci_card.model);
        log_printf("\n");
        /* Print Status */
        log_printf("%-18s", val);
        /* Print IO Type */
        log_printf("%-6s", "");
        /* Print Parent Path */
        log_printf("%-44s", pci_card.notes);
        log_printf("\n");

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

/*
 * display_pci
 * Display all the PCI IO cards on this board.
 */
void
sun4v_display_pci(picl_nodehdl_t plafh)
{
    char *fmt = "%-17s %-5s %-44s %-8s";
    /* Have we printed the column headings? */
    static int banner = FALSE;

    if (banner == FALSE) {
        log_printf("\n");
        log_printf("================================");
        log_printf(" IO Devices ");
        log_printf("================================");
        log_printf("\n");
        log_printf(fmt, "Slot +", "Bus", "Name +", "Model", 0);
        log_printf("\n");
        log_printf(fmt, "Status", "Type", "Path", "", 0);
        log_printf("\n");
        log_printf("---------------------------------"
            "-------------------------------------------\n");
        banner = TRUE;
    }

    (void) picl_walk_tree_by_class(plafh, PICL_CLASS_PCIEX,
        PICL_CLASS_PCIEX, sun4v_pci_callback);
    (void) picl_walk_tree_by_class(plafh, PICL_CLASS_PCI,
        PICL_CLASS_PCI, sun4v_pci_callback);
    (void) picl_walk_tree_by_class(plafh, PICL_CLASS_SUN4V,
        PICL_CLASS_SUN4V, sun4v_pci_callback);
}

/*
 * return the first compatible value
 */
static int
sun4v_get_first_compatible_value(picl_nodehdl_t nodeh, char **outbuf)
{
    picl_errno_t 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);
}

/*
 * print size of a memory segment
 */
static void
print_memory_segment_size(uint64_t size)
{
    uint64_t kbyte = 1024;
    uint64_t mbyte = kbyte * kbyte;
    uint64_t gbyte = kbyte * mbyte;
    char buf[MEMORY_SIZE_FIELD];

    if (size >= gbyte) {
        if (size % gbyte == 0)
            (void) snprintf(buf, sizeof (buf), "%d GB",
                (int)(size / gbyte));
        else
            (void) snprintf(buf, sizeof (buf), "%.2f GB",
                (float)size / gbyte);
    } else if (size >= mbyte) {
        if (size % mbyte == 0)
            (void) snprintf(buf, sizeof (buf), "%d MB",
                (int)(size / mbyte));
        else
            (void) snprintf(buf, sizeof (buf), "%.2f MB",
                (float)size / mbyte);
    } else {
        if (size % kbyte == 0)
            (void) snprintf(buf, sizeof (buf), "%d KB",
                (int)(size / kbyte));
        else
            (void) snprintf(buf, sizeof (buf), "%.2f KB",
                (float)size / kbyte);
    }
    log_printf("%-7s ", buf);
}

/*
 * Enumerate banks and dimms within a memory segment.  We're handed
 * the first bank within the segment - we assume there are dimms
 * (memory-module) nodes underneath.
 */
static void
print_memory_segment_contain(picl_nodehdl_t bank_nodeh)
{
    char val[PICL_PROPNAMELEN_MAX];
    picl_nodehdl_t module_nodeh;
    int flag = 0;

    do {
        if (picl_get_propval_by_name(bank_nodeh, PICL_PROP_CHILD,
            &module_nodeh, sizeof (picl_nodehdl_t)) != PICL_SUCCESS)
            continue;
        do {
            if (picl_get_propval_by_name(module_nodeh,
                PICL_PROP_NAC, val, sizeof (val)) !=
                PICL_SUCCESS)
                continue;
            else {
                if (!flag) {
                    log_printf("%-30s\n", val);
                    flag = 1;
                } else
                    log_printf("%57s\n", val);
            }
        } while (picl_get_propval_by_name(module_nodeh, PICL_PROP_PEER,
            &module_nodeh, sizeof (picl_nodehdl_t)) ==
            PICL_SUCCESS);
    } while (picl_get_propval_by_name(bank_nodeh, PICL_PROP_PEER,
        &bank_nodeh, sizeof (picl_nodehdl_t)) == PICL_SUCCESS);
}

/*
 * Search node where _class=="memory-segment"
 * print "Base Address", "Size", etc
 */
/*ARGSUSED*/
static int
sun4v_memory_conf_callback(picl_nodehdl_t nodeh, void *args)
{
    uint64_t base;
    uint64_t size;
    uint64_t ifactor;
    picl_errno_t err = PICL_SUCCESS;

    if (class_node_found == 0) {
        class_node_found = 1;
        return (PICL_WALK_TERMINATE);
    }
    while (err == PICL_SUCCESS) {
        err = picl_get_propval_by_name(nodeh, PICL_PROP_BASEADDRESS,
            &base, sizeof (base));
        if (err !=  PICL_SUCCESS)
            break;
        err = picl_get_propval_by_name(nodeh, PICL_PROP_SIZE,
            &size, sizeof (size));
        if (err !=  PICL_SUCCESS)
            break;
        err = picl_get_propval_by_name(nodeh,
            PICL_PROP_INTERLEAVE_FACTOR, &ifactor,
            sizeof (ifactor));
        if (err !=  PICL_SUCCESS)
            break;
        log_printf("%-13llx", base);
        print_memory_segment_size(size);
        log_printf("%-18lld", ifactor);
        err = picl_get_propval_by_name(nodeh, PICL_PROP_CHILD,
            &nodeh, sizeof (nodeh));
        if (err ==  PICL_SUCCESS)
            print_memory_segment_contain(nodeh);
        log_printf("\n");
        err = picl_get_propval_by_name(nodeh, PICL_PROP_PEER, &nodeh,
            sizeof (picl_nodehdl_t));
    }

    return (PICL_WALK_CONTINUE);
}

/*ARGSUSED*/
void
sun4v_display_memory_conf(picl_nodehdl_t plafh)
{
    char *fmt = "%-12s %-7s %-9s %-20s";
    (void) picl_walk_tree_by_class(plafh, PICL_CLASS_MEMORY_SEGMENT,
        NULL, sun4v_memory_conf_callback);
    if (class_node_found == 0)
        return;
    log_printf("\n");
    log_printf("============================");
    log_printf(" Memory Configuration ");
    log_printf("============================");
    log_printf("\n");
    log_printf("Segment Table:\n");
    log_printf(
        "---------------------------------------------------------\n");
    log_printf(fmt, "Base Address", "Size", "Interleave Factor",
        "Contains", 0);
    log_printf("\n");
    log_printf(
        "---------------------------------------------------------\n");
    (void) picl_walk_tree_by_class(plafh, PICL_CLASS_MEMORY_SEGMENT,
        NULL, sun4v_memory_conf_callback);
}

void
sun4v_display_cpu_devices(picl_nodehdl_t plafh)
{
    char *fmt = "%-12s %-5s %-8s %-19s %-5s";

    /*
     * Display the table header for CPUs . Then display the CPU
     * frequency, cache size, and processor revision of all cpus.
     */
    log_printf(dgettext(TEXT_DOMAIN,
        "\n"
        "========================="
        " CPUs "
        "==============================================="
        "\n"
        "\n"));
    log_printf(fmt, "", "", "", "CPU", "CPU", 0);
    log_printf("\n");
    log_printf(fmt, "Location", "CPU", "Freq",
        "Implementation", "Mask", 0);
    log_printf("\n");
    log_printf(fmt, "------------", "-----", "--------",
        "-------------------", "-----", 0);
    log_printf("\n");

    (void) picl_walk_tree_by_class(plafh, "cpu", "cpu", sun4v_display_cpus);
}

/*
 * Display the CPUs present on this board.
 */
/*ARGSUSED*/
int
sun4v_display_cpus(picl_nodehdl_t cpuh, void* args)
{
    int status;
    picl_prophdl_t proph;
    picl_prophdl_t tblh;
    picl_prophdl_t rowproph;
    picl_propinfo_t propinfo;
    int *int_value;
    uint64_t cpuid, mask_no;
    char *comp_value;
    char *no_prop_value = "   ";
    char freq_str[MAXSTRLEN];
    char fru_name[MAXSTRLEN];

    /*
     * Get cpuid property and print it and the NAC name
     */
    status = picl_get_propinfo_by_name(cpuh, "cpuid", &propinfo, &proph);
    if (status == PICL_SUCCESS) {
        status = picl_get_propval(proph, &cpuid, sizeof (cpuid));
        if (status != PICL_SUCCESS) {
            log_printf("%-13s", no_prop_value);
            log_printf("%-6s", no_prop_value);
        } else {
            (void) snprintf(fru_name, sizeof (fru_name), "%s%d",
                CPU_STRAND_NAC, (int)cpuid);
            log_printf("%-13s", fru_name);
            log_printf("%-6d", (int)cpuid);
        }
    } else {
        log_printf("%-13s", no_prop_value);
        log_printf("%-6s", no_prop_value);
    }

clock_freq:
    status = picl_get_propinfo_by_name(cpuh, "clock-frequency", &propinfo,
        &proph);
    if (status == PICL_SUCCESS) {
        int_value = malloc(propinfo.size);
        if (int_value == NULL) {
            log_printf("%-9s", no_prop_value);
            goto compatible;
        }
        status = picl_get_propval(proph, int_value, propinfo.size);
        if (status != PICL_SUCCESS) {
            log_printf("%-9s", no_prop_value);
        } else {
            /* Running frequency */
            (void) snprintf(freq_str, sizeof (freq_str), "%d MHz",
                CLK_FREQ_TO_MHZ(*int_value));
            log_printf("%-9s", freq_str);
        }
        free(int_value);
    } else
        log_printf("%-9s", no_prop_value);

compatible:
    status = picl_get_propinfo_by_name(cpuh, "compatible", &propinfo,
        &proph);
    if (status == PICL_SUCCESS) {
        if (propinfo.type == PICL_PTYPE_CHARSTRING) {
            /*
             * Compatible Property only has 1 value
             */
            comp_value = malloc(propinfo.size);
            if (comp_value == NULL) {
                log_printf("%-20s", no_prop_value, 0);
                goto mask;
            }
            status = picl_get_propval(proph, comp_value,
                propinfo.size);
            if (status != PICL_SUCCESS)
                log_printf("%-20s", no_prop_value, 0);
            else
                log_printf("%-20s", comp_value, 0);
            free(comp_value);
        } else if (propinfo.type == PICL_PTYPE_TABLE) {
            /*
             * Compatible Property has multiple values
             */
            status = picl_get_propval(proph, &tblh, propinfo.size);
            if (status != PICL_SUCCESS) {
                log_printf("%-20s", no_prop_value, 0);
                goto mask;
            }
            status = picl_get_next_by_row(tblh, &rowproph);
            if (status != PICL_SUCCESS) {
                log_printf("%-20s", no_prop_value, 0);
                goto mask;
            }

            status = picl_get_propinfo(rowproph, &propinfo);
            if (status != PICL_SUCCESS) {
                log_printf("%-20s", no_prop_value, 0);
                goto mask;
            }

            comp_value = malloc(propinfo.size);
            if (comp_value == NULL) {
                log_printf("%-20s", no_prop_value, 0);
                goto mask;
            }
            status = picl_get_propval(rowproph, comp_value,
                propinfo.size);
            if (status != PICL_SUCCESS)
                log_printf("%-20s", no_prop_value, 0);
            else
                log_printf("%-20s", comp_value, 0);
            free(comp_value);
        }
    } else
        log_printf("%-20s", no_prop_value, 0);

mask:
    status = picl_get_propinfo_by_name(cpuh, "mask#", &propinfo, &proph);
    if (status == PICL_SUCCESS) {
        status = picl_get_propval(proph, &mask_no, sizeof (mask_no));
        if (status != PICL_SUCCESS) {
            log_printf("%-9s", no_prop_value);
        } else {
            log_printf(dgettext(TEXT_DOMAIN, " %2d.%d"),
                (mask_no>> 4) & 0xf, mask_no & 0xf);
        }
    } else
        log_printf("%-9s", no_prop_value);

done:
    log_printf("\n");
    return (PICL_WALK_CONTINUE);
}

void
sun4v_display_diaginfo(int flag, Prom_node *root, picl_nodehdl_t plafh)
{
#ifdef  lint
    flag = flag;
    root = root;
    plafh = plafh;
#endif
    /*
     * This function is intentionally empty
     */
}

void
display_boardnum(int num)
{
    log_printf("%2d   ", num, 0);
}

static void
sun4v_disp_env_status()
{
    if (phyplatformh == 0)
        return;
    log_printf("\n");
    log_printf("============================");
    log_printf(" Environmental Status ");
    log_printf("============================");
    log_printf("\n");

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_fan_sensors();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_fan_indicators();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_temp_sensors();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_temp_indicators();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_current_sensors();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_current_indicators();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_voltage_sensors();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_env_print_voltage_indicators();

    class_node_found = 0;
    sun4v_env_print_LEDs();

    class_node_found = 0;
    all_status_ok = 1;
    sun4v_print_fru_status();

    class_node_found = 0;
    sun4v_print_fw_rev();

    sun4v_print_chassis_serial_no();
}

/*ARGSUSED*/
static int
sun4v_env_print_sensor_callback(picl_nodehdl_t nodeh, void *args)
{
    char val[PICL_PROPNAMELEN_MAX];
    picl_nodehdl_t parenth;
    char *names[PARENT_NAMES];
    char *base_units[PICL_PROPNAMELEN_MAX];
    char *loc;
    int i;
    char *prop;
    picl_errno_t err;
    int32_t lo_warning, lo_shutdown;
    int32_t hi_warning, hi_shutdown;
    int32_t current_val;
    int32_t exponent;
    double display_val;
    typedef enum {SENSOR_OK, SENSOR_WARN, SENSOR_FAILED,
        SENSOR_DISABLED, SENSOR_UNKNOWN} sensor_status_t;
    sensor_status_t sensor_status = SENSOR_OK;

    if (class_node_found == 0) {
        class_node_found = 1;
        return (PICL_WALK_TERMINATE);
    }

    prop = (char *)args;
    if (!prop) {
        sensor_status = SENSOR_UNKNOWN;
        all_status_ok = 0;
    } else {
        err = picl_get_propval_by_name(nodeh,
            PICL_PROP_OPERATIONAL_STATUS, val,
            sizeof (val));
        if (err == PICL_SUCCESS) {
            if (strcmp(val, "disabled") == 0) {
                sensor_status = SENSOR_DISABLED;
            }
        }
    }

    if (sensor_status != SENSOR_DISABLED &&
        sensor_status != SENSOR_UNKNOWN) {
        if (picl_get_propval_by_name(nodeh, prop, &current_val,
            sizeof (current_val)) != PICL_SUCCESS) {
            sensor_status = SENSOR_UNKNOWN;
        }
        if (picl_get_propval_by_name(nodeh, PICL_PROP_LOW_WARNING,
            &lo_warning, sizeof (lo_warning)) != PICL_SUCCESS)
            lo_warning = INVALID_THRESHOLD;
        if (picl_get_propval_by_name(nodeh, PICL_PROP_LOW_SHUTDOWN,
            &lo_shutdown, sizeof (lo_shutdown)) != PICL_SUCCESS)
            lo_shutdown = INVALID_THRESHOLD;
        if (picl_get_propval_by_name(nodeh, PICL_PROP_HIGH_WARNING,
            &hi_warning, sizeof (hi_warning)) != PICL_SUCCESS)
            hi_warning = INVALID_THRESHOLD;
        if (picl_get_propval_by_name(nodeh, PICL_PROP_HIGH_SHUTDOWN,
            &hi_shutdown, sizeof (hi_shutdown)) != PICL_SUCCESS)
            hi_shutdown = INVALID_THRESHOLD;

        if ((lo_shutdown != INVALID_THRESHOLD &&
            current_val <= lo_shutdown) ||
            (hi_shutdown != INVALID_THRESHOLD &&
            current_val >= hi_shutdown)) {
            sensor_status = SENSOR_FAILED;
        } else if ((lo_warning != INVALID_THRESHOLD &&
            current_val <= lo_warning) ||
            (hi_warning != INVALID_THRESHOLD &&
            current_val >= hi_warning)) {
            sensor_status = SENSOR_WARN;
        } else {
            sensor_status = SENSOR_OK;
        }
    }

    if (syserrlog == 0) {
        if (sensor_status != SENSOR_OK && all_status_ok == 1) {
            all_status_ok = 0;
            return (PICL_WALK_TERMINATE);
        }
        if (sensor_status == SENSOR_OK) {
            return (PICL_WALK_CONTINUE);
        }
    }

    /*
     * If we're here then prtdiag was invoked with "-v" or we have
     * a sensor that is beyond a threshold, so give them a book to
     * read instead of the Cliff Notes.
     */
    err = picl_get_propval_by_name(nodeh, PICL_PROP_PARENT, &parenth,
        sizeof (parenth));
    if (err != PICL_SUCCESS) {
        log_printf("\n");
        return (PICL_WALK_CONTINUE);
    }

    /* gather up the path name for the sensor */
    if ((loc = (char *)malloc(PICL_PROPNAMELEN_MAX*PARENT_NAMES)) != NULL) {
        for (i = 0; i < PARENT_NAMES; i++) {
            if ((names[i] = (char *)malloc(PICL_PROPNAMELEN_MAX)) ==
                NULL) {
                while (--i > -1)
                    free(names[i]);
                free(loc);
                loc = NULL;
            }
        }
    }
    i = 0;
    if (loc != 0) {
        while (err == PICL_SUCCESS) {
            if (parenth == phyplatformh)
                break;
            err = picl_get_propval_by_name(parenth, PICL_PROP_NAME,
                names[i++], PICL_PROPNAMELEN_MAX);
            if (err != PICL_SUCCESS) {
                i--;
                break;
            }
            if (i == PARENT_NAMES)
                break;
            err = picl_get_propval_by_name(parenth,
                PICL_PROP_PARENT, &parenth, sizeof (parenth));
        }
        loc[0] = '\0';
        if (--i > -1) {
            (void) strlcat(loc, names[i],
                PICL_PROPNAMELEN_MAX * PARENT_NAMES);
        }
        while (--i > -1) {
            (void) strlcat(loc, "/", PICL_PROPNAMELEN_MAX *
                PARENT_NAMES);
            (void) strlcat(loc, names[i],
                PICL_PROPNAMELEN_MAX * PARENT_NAMES);
        }
        log_printf("%-31s", loc);
        for (i = 0; i < PARENT_NAMES; i++)
            free(names[i]);
        free(loc);
    } else {
        log_printf("%-31s", " ");
    }
    err = picl_get_propval_by_name(nodeh, PICL_PROP_LABEL, val,
        sizeof (val));
    if (err == PICL_SUCCESS)
        log_printf("%-15s", val);

    /*
     * Get the exponent if present, and do a little math so that
     * if we need to we can print a normalized value for the
     * sensor reading.
     */
    if (picl_get_propval_by_name(nodeh, PICL_PROP_EXPONENT,
        &exponent, sizeof (exponent)) != PICL_SUCCESS)
        exponent = 0;
    if (exponent == 0)
        display_val = (double)current_val;
    else
        display_val = (double)current_val *
            pow((double)10, (double)exponent);
    err = picl_get_propval_by_name(nodeh, PICL_PROP_BASE_UNITS,
        base_units, sizeof (base_units));
    if (err != PICL_SUCCESS)
        base_units[0] = '\0';

    switch (sensor_status) {
    case SENSOR_FAILED:
        log_printf("%-s", "failed (");
        log_printf("%-.*f", abs(exponent), display_val);
        log_printf("%-s %s", base_units, ")");
        break;
    case SENSOR_WARN:
        log_printf("%-s", "warning (");
        log_printf("%-.*f", abs(exponent), display_val);
        log_printf("%-s %s", base_units, ")");
        break;
    case SENSOR_DISABLED:
        log_printf("%-s", "disabled");
        break;
    case SENSOR_OK:
        log_printf("%-s", "ok");
        break;
    default:
        log_printf("%-s", "unknown");
        break;
    }

    log_printf("\n");
    return (PICL_WALK_CONTINUE);
}

/*ARGSUSED*/
static int
sun4v_env_print_indicator_callback(picl_nodehdl_t nodeh, void *args)
{
    char current_val[PICL_PROPNAMELEN_MAX];
    char expected_val[PICL_PROPNAMELEN_MAX];
    char label[PICL_PROPNAMELEN_MAX];
    picl_nodehdl_t parenth;
    char *names[PARENT_NAMES];
    char *loc;
    int i = 0;
    char *prop = (char *)args;
    picl_errno_t err = PICL_SUCCESS;
    typedef enum {SENSOR_OK, SENSOR_WARN, SENSOR_FAILED,
        SENSOR_DISABLED, SENSOR_UNKNOWN} sensor_status_t;
    sensor_status_t sensor_status = SENSOR_OK;

    if (class_node_found == 0) {
        class_node_found = 1;
        return (PICL_WALK_TERMINATE);
    }

    prop = (char *)args;
    if (!prop) {
        sensor_status = SENSOR_UNKNOWN;
        all_status_ok = 0;
    } else {
        err = picl_get_propval_by_name(nodeh,
            PICL_PROP_OPERATIONAL_STATUS, current_val,
            sizeof (current_val));
        if (err == PICL_SUCCESS) {
            if (strcmp(current_val, "disabled") == 0) {
                sensor_status = SENSOR_DISABLED;
            }
        }
    }

    if (sensor_status != SENSOR_DISABLED &&
        sensor_status != SENSOR_UNKNOWN) {
        if (picl_get_propval_by_name(nodeh, prop, &current_val,
            sizeof (current_val)) != PICL_SUCCESS) {
            (void) strlcpy(current_val, "unknown",
                sizeof (current_val));
            sensor_status = SENSOR_UNKNOWN;
        } else {
            if (picl_get_propval_by_name(nodeh, PICL_PROP_EXPECTED,
                &expected_val, sizeof (expected_val)) !=
                PICL_SUCCESS) {
                sensor_status = SENSOR_UNKNOWN;
            } else {
                if (strncmp(current_val, expected_val,
                    sizeof (current_val)) == 0) {
                    sensor_status = SENSOR_OK;
                } else {
                    sensor_status = SENSOR_FAILED;
                }
            }
        }
    }

    if (syserrlog == 0) {
        if (sensor_status != SENSOR_OK && all_status_ok == 1) {
            all_status_ok = 0;
            return (PICL_WALK_TERMINATE);
        }
        if (sensor_status == SENSOR_OK) {
            return (PICL_WALK_CONTINUE);
        }
    }

    /*
     * If we're here then prtdiag was invoked with "-v" or we have
     * a sensor that is beyond a threshold, so give them a book to
     * read instead of the Cliff Notes.
     */
    err = picl_get_propval_by_name(nodeh, PICL_PROP_PARENT, &parenth,
        sizeof (parenth));
    if (err != PICL_SUCCESS) {
        log_printf("\n");
        return (PICL_WALK_CONTINUE);
    }
    if ((loc = (char *)malloc(PICL_PROPNAMELEN_MAX*PARENT_NAMES)) != NULL) {
        for (i = 0; i < PARENT_NAMES; i++) {
            if ((names[i] = (char *)malloc(PICL_PROPNAMELEN_MAX)) ==
                NULL) {
                while (--i > -1)
                    free(names[i]);
                free(loc);
                loc = NULL;
            }
        }
    }
    i = 0;
    if (loc) {
        while (err == PICL_SUCCESS) {
            if (parenth == phyplatformh)
                break;
            err = picl_get_propval_by_name(parenth, PICL_PROP_NAME,
                names[i++], PICL_PROPNAMELEN_MAX);
            if (err != PICL_SUCCESS) {
                i--;
                break;
            }
            if (i == PARENT_NAMES)
                break;
            err = picl_get_propval_by_name(parenth,
                PICL_PROP_PARENT, &parenth, sizeof (parenth));
        }
        loc[0] = '\0';
        if (--i > -1) {
            (void) strlcat(loc, names[i],
                PICL_PROPNAMELEN_MAX * PARENT_NAMES);
        }
        while (--i > -1) {
            (void) strlcat(loc, "/", PICL_PROPNAMELEN_MAX *
                PARENT_NAMES);
            (void) strlcat(loc, names[i],
                PICL_PROPNAMELEN_MAX * PARENT_NAMES);
        }
        log_printf("%-31s", loc);
        for (i = 0; i < PARENT_NAMES; i++)
            free(names[i]);
        free(loc);
    } else {
        log_printf("%-31s", "");
    }

    err = picl_get_propval_by_name(nodeh, PICL_PROP_LABEL, label,
        sizeof (label));
    if (err != PICL_SUCCESS)
        (void) strlcpy(label, "", sizeof (label));
    log_printf("%-15s", label);

    log_printf("%-8s", current_val);

    log_printf("\n");
    return (PICL_WALK_CONTINUE);
}

static void
sun4v_env_print_fan_sensors()
{
    char *fmt = "%-30s %-14s %-10s\n";
    /*
     * If there isn't any fan sensor node, return now.
     */
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_RPM_SENSOR, (void *)PICL_PROP_SPEED,
        sun4v_env_print_sensor_callback);
    if (!class_node_found)
        return;
    log_printf("Fan sensors:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_RPM_SENSOR,
            PICL_PROP_SPEED, sun4v_env_print_sensor_callback);
        if (all_status_ok) {
            log_printf("All fan sensors are OK.\n");
            return;
        }
    }
    log_printf("----------------------------------------------------\n");
    log_printf(fmt, "Location", "Sensor", "Status", 0);
    log_printf("----------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh, PICL_CLASS_RPM_SENSOR,
        PICL_PROP_SPEED, sun4v_env_print_sensor_callback);
}

static void
sun4v_env_print_fan_indicators()
{
    char *fmt = "%-30s %-14s %-10s\n";
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_RPM_INDICATOR, (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
    if (!class_node_found)
        return;
    log_printf("\nFan indicators:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_RPM_INDICATOR,
            (void *)PICL_PROP_CONDITION,
            sun4v_env_print_indicator_callback);
        if (all_status_ok) {
            log_printf("All fan indicators are OK.\n");
            return;
        }
    }
    log_printf("-------------------------------------------------------\n");
    log_printf(fmt, "Location", "Sensor", "Condition", 0);
    log_printf("-------------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh, PICL_CLASS_RPM_INDICATOR,
        (void *)PICL_PROP_CONDITION, sun4v_env_print_indicator_callback);
}

static void
sun4v_env_print_temp_sensors()
{
    char *fmt = "%-30s %-14s %-10s\n";
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_TEMPERATURE_SENSOR,
        (void *)PICL_PROP_TEMPERATURE,
        sun4v_env_print_sensor_callback);
    if (!class_node_found)
        return;

    log_printf("\nTemperature sensors:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_TEMPERATURE_SENSOR,
            PICL_PROP_TEMPERATURE, sun4v_env_print_sensor_callback);
        if (all_status_ok) {
            log_printf("All temperature sensors are OK.\n");
            return;
        }
    }
    log_printf("----------------------------------------------------\n");
    log_printf(fmt, "Location", "Sensor", "Status", 0);
    log_printf("----------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_TEMPERATURE_SENSOR,
        (void *)PICL_PROP_TEMPERATURE, sun4v_env_print_sensor_callback);
}

static void
sun4v_env_print_temp_indicators()
{
    char *fmt = "%-30s %-14s %-8s\n";
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_TEMPERATURE_INDICATOR, (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
    if (!class_node_found)
        return;
    log_printf("\nTemperature indicators:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_TEMPERATURE_INDICATOR,
            (void *)PICL_PROP_CONDITION,
            sun4v_env_print_indicator_callback);
        if (all_status_ok) {
            log_printf("All temperature indicators are OK.\n");
            return;
        }
    }
    log_printf("-------------------------------------------------\n");
    log_printf(fmt, "Location", "Indicator", "Condition", 0);
    log_printf("-------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_TEMPERATURE_INDICATOR,
        (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
}

static void
sun4v_env_print_current_sensors()
{
    char *fmt = "%-30s %-14s %-10s\n";
    (void) picl_walk_tree_by_class(phyplatformh, PICL_CLASS_CURRENT_SENSOR,
        (void *)PICL_PROP_CURRENT, sun4v_env_print_sensor_callback);
    if (!class_node_found)
        return;
    log_printf("\nCurrent sensors:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_CURRENT_SENSOR,
            PICL_PROP_CURRENT, sun4v_env_print_sensor_callback);
        if (all_status_ok) {
            log_printf("All current sensors are OK.\n");
            return;
        }
    }
    log_printf("----------------------------------------------------\n");
    log_printf(fmt, "Location", "Sensor", "Status", 0);
    log_printf("----------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_CURRENT_SENSOR, (void *)PICL_PROP_CURRENT,
        sun4v_env_print_sensor_callback);
}

static void
sun4v_env_print_current_indicators()
{
    char *fmt = "%-30s %-14s %-8s\n";
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_CURRENT_INDICATOR,
        (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
    if (!class_node_found)
        return;
    log_printf("\nCurrent indicators:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_CURRENT_INDICATOR, (void *)PICL_PROP_CONDITION,
            sun4v_env_print_indicator_callback);
        if (all_status_ok) {
            log_printf("All current indicators are OK.\n");
            return;
        }
    }
    log_printf("-------------------------------------------------------\n");
    log_printf(fmt, "Location", "Indicator", "Condition", 0);
    log_printf("-------------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_CURRENT_INDICATOR,
        (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
}

static void
sun4v_env_print_voltage_sensors()
{
    char *fmt = "%-30s %-14s %-10s\n";
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_VOLTAGE_SENSOR,
        PICL_PROP_VOLTAGE,
        sun4v_env_print_sensor_callback);
    if (!class_node_found)
        return;
    log_printf("\nVoltage sensors:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_VOLTAGE_SENSOR,
            PICL_PROP_VOLTAGE, sun4v_env_print_sensor_callback);
        if (all_status_ok) {
            log_printf("All voltage sensors are OK.\n");
            return;
        }
    }
    log_printf("----------------------------------------------------\n");
    log_printf(fmt, "Location", "Sensor", "Status", 0);
    log_printf("----------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_VOLTAGE_SENSOR,
        (void *)PICL_PROP_VOLTAGE,
        sun4v_env_print_sensor_callback);
}

static void
sun4v_env_print_voltage_indicators()
{
    char *fmt = "%-30s %-14s %-8s\n";
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_VOLTAGE_INDICATOR,
        (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
    if (!class_node_found)
        return;
    log_printf("\nVoltage indicators:\n");
    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            PICL_CLASS_VOLTAGE_INDICATOR, (void *)PICL_PROP_CONDITION,
            sun4v_env_print_indicator_callback);
        if (all_status_ok) {
            log_printf("All voltage indicators are OK.\n");
            return;
        }
    }
    log_printf("-------------------------------------------------------\n");
    log_printf(fmt, "Location", "Indicator", "Condition", 0);
    log_printf("-------------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh,
        PICL_CLASS_VOLTAGE_INDICATOR,
        (void *)PICL_PROP_CONDITION,
        sun4v_env_print_indicator_callback);
}

static void
sun4v_env_print_LEDs()
{
    char *fmt = "%-30s %-14s %-8s\n";
    if (syserrlog == 0)
        return;
    (void) picl_walk_tree_by_class(phyplatformh, PICL_CLASS_LED,
        (void *)PICL_PROP_STATE, sun4v_env_print_indicator_callback);
    if (!class_node_found)
        return;
    log_printf("\nLEDs:\n");
    log_printf("---------------------------------------------------\n");
    log_printf(fmt, "Location", "LED", "State", 0);
    log_printf("---------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh, PICL_CLASS_LED,
        (void *)PICL_PROP_STATE, sun4v_env_print_indicator_callback);
}

/*ARGSUSED*/
static int
sun4v_print_fru_status_callback(picl_nodehdl_t nodeh, void *args)
{
    char label[PICL_PROPNAMELEN_MAX];
    char status[PICL_PROPNAMELEN_MAX];
    picl_errno_t err;
    picl_prophdl_t proph;
    picl_nodehdl_t parenth;
    char *names[PARENT_NAMES];
    char *loc;
    int i;

    if (!class_node_found) {
        class_node_found = 1;
        return (PICL_WALK_TERMINATE);
    }
    err = picl_get_prop_by_name(nodeh, PICL_PROP_IS_FRU, &proph);
    if (err != PICL_SUCCESS)
        return (PICL_WALK_CONTINUE);
    err = picl_get_propval_by_name(nodeh, PICL_PROP_LABEL, label,
        sizeof (label));
    if (err != PICL_SUCCESS)
        return (PICL_WALK_CONTINUE);
    err = picl_get_propval_by_name(nodeh, PICL_PROP_OPERATIONAL_STATUS,
        status, sizeof (status));
    if (err != PICL_SUCCESS)
        return (PICL_WALK_CONTINUE);
    if (syserrlog == 0) {
        if (strcmp(status, "disabled") == 0) {
            if (all_status_ok) {
                all_status_ok = 0;
                return (PICL_WALK_TERMINATE);
            }
        } else
            return (PICL_WALK_CONTINUE);
    }
    err = picl_get_propval_by_name(nodeh, PICL_PROP_PARENT, &parenth,
        sizeof (parenth));
    if (err != PICL_SUCCESS) {
        log_printf("\n");
        return (PICL_WALK_CONTINUE);
    }
    if ((loc = (char *)malloc(PICL_PROPNAMELEN_MAX*PARENT_NAMES)) == NULL)
        return (PICL_WALK_TERMINATE);
    for (i = 0; i < PARENT_NAMES; i++)
        if ((names[i] = (char *)malloc(PICL_PROPNAMELEN_MAX)) == NULL) {
            while (--i > -1)
                free(names[i]);
            free(loc);
            return (PICL_WALK_TERMINATE);
        }
    i = 0;
    while (err == PICL_SUCCESS) {
        if (parenth == phyplatformh)
            break;
        err = picl_get_propval_by_name(parenth, PICL_PROP_NAME,
            names[i++], PICL_PROPNAMELEN_MAX);
        if (err != PICL_SUCCESS) {
            i--;
            break;
        }
        if (i == PARENT_NAMES)
            break;
        err = picl_get_propval_by_name(parenth, PICL_PROP_PARENT,
            &parenth, sizeof (parenth));
    }
    loc[0] = '\0';
    if (--i > -1) {
        (void) strlcat(loc, names[i],
            PICL_PROPNAMELEN_MAX * PARENT_NAMES);
    }
    while (--i > -1) {
        (void) strlcat(loc, "/", PICL_PROPNAMELEN_MAX * PARENT_NAMES);
        (void) strlcat(loc, names[i],
            PICL_PROPNAMELEN_MAX * PARENT_NAMES);
    }
    log_printf("%-31s", loc);
    for (i = 0; i < PARENT_NAMES; i++)
        free(names[i]);
    free(loc);
    log_printf("%-10s", label);
    log_printf("%-9s", status);
    log_printf("\n");
    return (PICL_WALK_CONTINUE);
}

static void
sun4v_print_fru_status()
{
    char *fmt = "%-30s %-9s %-8s\n";
    (void) picl_walk_tree_by_class(phyplatformh, NULL, NULL,
        sun4v_print_fru_status_callback);
    if (!class_node_found)
        return;
    log_printf("\n");
    log_printf("============================");
    log_printf(" FRU Status ");
    log_printf("============================");
    log_printf("\n");

    if (syserrlog == 0) {
        (void) picl_walk_tree_by_class(phyplatformh,
            NULL, NULL,
            sun4v_print_fru_status_callback);
        if (all_status_ok) {
            log_printf("All FRUs are enabled.\n");
            return;
        }
    }
    log_printf(fmt, "Location", "Name", "Status", 0);
    log_printf("--------------------------------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh, NULL, NULL,
        sun4v_print_fru_status_callback);
}

/*ARGSUSED*/
static int
sun4v_print_fw_rev_callback(picl_nodehdl_t nodeh, void *args)
{
    char label[PICL_PROPNAMELEN_MAX];
    char rev[PICL_PROPNAMELEN_MAX];
    picl_errno_t err;

    if (!class_node_found) {
        class_node_found = 1;
        return (PICL_WALK_TERMINATE);
    }
    err = picl_get_propval_by_name(nodeh, PICL_PROP_LABEL, label,
        sizeof (label));
    if (err != PICL_SUCCESS)
        return (PICL_WALK_CONTINUE);
    err = picl_get_propval_by_name(nodeh, PICL_PROP_FW_REVISION, rev,
        sizeof (rev));
    if (err != PICL_SUCCESS)
        return (PICL_WALK_CONTINUE);
    if (strlen(rev) == 0)
        return (PICL_WALK_CONTINUE);
    log_printf("%-21s", label);
    log_printf("%-40s", rev);
    log_printf("\n");
    return (PICL_WALK_CONTINUE);
}

static void
sun4v_print_fw_rev()
{
    char *fmt = "%-20s %-10s\n";
    if (syserrlog == 0)
        return;
    (void) picl_walk_tree_by_class(phyplatformh, NULL, NULL,
        sun4v_print_fw_rev_callback);
    if (!class_node_found)
        return;
    log_printf("\n");
    log_printf("============================");
    log_printf(" FW Version ");
    log_printf("============================");
    log_printf("\n");
    log_printf(fmt, "Name", "Version", 0);
    log_printf("----------------------------\n");
    (void) picl_walk_tree_by_class(phyplatformh, NULL, NULL,
        sun4v_print_fw_rev_callback);
}

static void
sun4v_print_chassis_serial_no()
{
    char val[PICL_PROPNAMELEN_MAX];
    picl_errno_t err;
    if (syserrlog == 0 || chassish == 0)
        return;

    log_printf("\n");
    log_printf("Chassis Serial Number");
    log_printf("\n");
    log_printf("---------------------\n");
    err = picl_get_propval_by_name(chassish, PICL_PROP_SERIAL_NUMBER,
        val, sizeof (val));
    if (err == PICL_SUCCESS)
        log_printf("%s", val);
    log_printf("\n");
}