/*
 * 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.
 * Copyright 2020 Peter Tribble.
 *
 * Littleneck Platform specific functions.
 *
 *      called when :
 *      machine_type ==  MTYPE_LITTLENECK
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <kstat.h>
#include <string.h>
#include <assert.h>
#include <libintl.h>
#include <note.h>
#include <syslog.h>

#include <sys/openpromio.h>
#include <sys/sysmacros.h>

#include <pdevinfo.h>
#include <display.h>
#include <pdevinfo_sun4u.h>
#include <display_sun4u.h>
#include <libprtdiag.h>

#include <picl.h>
#include "workfile.c"

#define LNECK_MAX_PS            2
#define LNECK_MAX_DISKS         2
#define LNECK_MAX_FANS          1

#ifndef SCHIZO_COMPAT_PROP
#define SCHIZO_COMPAT_PROP      "pci108e,8001"
#endif

/* Count of failed PSU's found */
int ps_failure = 0;

/*
 * Ignore first entry into disp_envc_status()
 * from libprtdiag/common/display_sun4u.c
 */
int print_flag = 0;

/*
 * these functions will overlay the symbol table of libprtdiag
 * at runtime (workgroup server systems only)
 */
int     error_check(Sys_tree *tree, struct system_kstat_data *kstats);
void    display_cpu_devices(Sys_tree *tree);
void    display_pci(Board_node *board);
void    display_io_cards(struct io_card *list);
void    display_diaginfo(int flag, Prom_node *root, Sys_tree *tree,
                                struct system_kstat_data *kstats);
void    display_ffb(Board_node *board, int table);
void    display_memoryconf(Sys_tree *tree);

/* local functions */
static  int disp_envc_status(void);
static  int lneck_env_print_temps(picl_nodehdl_t);
static  int lneck_env_print_keyswitch(picl_nodehdl_t);
static  int lneck_env_print_FSP_LEDS(picl_nodehdl_t);
static  int lneck_env_print_disk(picl_nodehdl_t);
static  int lneck_env_print_fans(picl_nodehdl_t);
static  int lneck_env_print_ps(picl_nodehdl_t);

static void lneck_display_hw_revisions(Prom_node *root,
                                        Board_node *bnode);
static void display_schizo_revisions(Board_node *bdlist);

/*
 * Defining the error_check function in order to return the
 * appropriate error code.
 */
/*ARGSUSED0*/
int
error_check(Sys_tree *tree, struct system_kstat_data *kstats)
{
        int exit_code = 0;      /* init to all OK */
        /* silently check for any types of machine errors */
        print_flag = 0;
        if (disp_fail_parts(tree) || disp_envc_status())
                /* set exit_code to show failures */
                exit_code = 1;

        print_flag = 1;

        return (exit_code);
}

void
display_cpu_devices(Sys_tree *tree)
{
        Board_node *bnode;

        /*
         * 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"
            "          Run    E$    CPU     CPU  \n"
            "Brd  CPU  MHz    MB   Impl.    Mask \n"
            "---  ---  ----  ----  -------  ---- \n"));

        /* Now display all of the cpus on each board */
        bnode = tree->bd_list;
        while (bnode != NULL) {
                display_cpus(bnode);
                bnode = bnode->next;
        }

        log_printf("\n");
}


/*
 * Display the CPUs present on this board.
 */
void
display_cpus(Board_node *board)
{
        Prom_node       *cpu;
        char            cpu_name[] = "cpu";

        /*
         * display the CPUs' operating frequency, cache size, impl. field
         * and mask revision.
         */

        for (cpu = dev_find_type(board->nodes, cpu_name); cpu != NULL;
            cpu = dev_next_type(cpu, cpu_name)) {
                uint_t freq;     /* CPU clock frequency */
                int ecache_size; /* External cache size */
                int *mid;
                int *impl;
                int *mask;

                mid = (int *)get_prop_val(find_prop(cpu, "portid"));
                freq = LNECK_CLK_FREQ_TO_MHZ(get_cpu_freq(cpu));
                ecache_size = get_ecache_size(cpu);
                impl = (int *)get_prop_val(find_prop(cpu, "implementation#"));
                mask = (int *)get_prop_val(find_prop(cpu, "mask#"));

                /* Do not display a failed CPU node */
                if ((freq != 0) && (node_failed(cpu) == 0)) {
                        /* Board number */
                        switch (*mid) {
                        case 1:
                                log_printf(dgettext(TEXT_DOMAIN,
                                " B   "));
                                break;
                        case 0:
                                log_printf(dgettext(TEXT_DOMAIN,
                                " A   "));
                                break;
                        default:
                                log_printf(dgettext(TEXT_DOMAIN, "X    "));
                        }

                        /* CPU MID */
                        log_printf("%2d   ", *mid);

                        /* Module number */

                        /* Running frequency */
                        log_printf("%4u  ", freq);

                        /* Ecache size */
                        if (ecache_size == 0)
                                log_printf("N/A  ");
                        else
                                log_printf("%4.1f  ",
                                    (float)ecache_size / (float)(1<<20));

                        /* Implementation */
                        if (impl == NULL) {
                                log_printf(dgettext(TEXT_DOMAIN, "%6s  "),
                                " N/A");
                        } else {
                                if (IS_CHEETAH(*impl))
                                        log_printf("%-7s ", "US-III", 0);
                                else if (IS_CHEETAH_PLUS(*impl))
                                        log_printf("%-7s ", "US-III+", 0);
                                else
                                        log_printf("%-7x ", *impl, 0);
                        }

                        /* CPU Mask */
                        if (mask == NULL) {
                                log_printf(dgettext(TEXT_DOMAIN, " N/A   "));
                        } else {
                                log_printf(dgettext(TEXT_DOMAIN, " %d.%d   "),
                                    (*mask >> 4) & 0xf, *mask & 0xf);
                        }

                        log_printf("\n");
                }
        }
}

void
display_memoryconf(Sys_tree *tree)
{
        Board_node      *bnode = tree->bd_list;

        log_printf(dgettext(TEXT_DOMAIN,
            "========================= Memory Configuration"
            " ===============================\n"
            "\n           Logical  Logical  Logical "
            "\n      MC   Bank     Bank     Bank         DIMM    "
            "Interleave  Interleaved"
            "\n Brd  ID   num      size     Status       Size    "
            "Factor      with"
            "\n----  ---  ----     ------   -----------  ------  "
            "----------  -----------"));

        while (bnode != NULL) {
                if (get_us3_mem_regs(bnode)) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "\nFailed to get memory information.\n"));
                        return;
                }
                bnode = bnode->next;
        }

        /* Display what we have found */
        display_us3_banks();
}

/*ARGSUSED2*/
void
display_diaginfo(int flag, Prom_node *root, Sys_tree *tree,
        struct system_kstat_data *kstats)
{
        /*
         * Now display the last powerfail time and the fatal hardware
         * reset information. We do this under a couple of conditions.
         * First if the user asks for it. The second is iof the user
         * told us to do logging, and we found a system failure.
         */

        if (flag) {
                /*
                 * display time of latest powerfail. Not all systems
                 * have this capability. For those that do not, this
                 * is just a no-op.
                 */
                disp_powerfail(root);

                (void) disp_envc_status();

                /* Hardware revision function calls */
                lneck_display_hw_revisions(root, tree->bd_list);
                log_printf("\n");
        }
        return;

}

/*
 * display_pci
 * Display all the PCI IO cards on this board.
 */
void
display_pci(Board_node *board)
{
        struct io_card  *card_list = NULL;
        struct io_card  card;
        void            *value;
        Prom_node       *pci;
        Prom_node       *card_node;

        char            *slot_name_arr[LNECK_MAX_SLOTS_PER_IO_BD] = {NULL};
        int             i;

        if (board == NULL)
                return;

        memset(&card, 0, sizeof (struct io_card));
        /* Initialize all the common information */
        card.display = TRUE;
        card.board = board->board_num;

        /*
         * Search for each pci instance, then find/display all nodes under
         * each instance node found.
         */
        for (pci = dev_find_node_by_compat(board->nodes, SCHIZO_COMPAT_PROP);
            pci != NULL;
            pci = dev_next_node_by_compat(pci, SCHIZO_COMPAT_PROP)) {
                (void) snprintf(card.bus_type, MAXSTRLEN,
                    dgettext(TEXT_DOMAIN, "PCI"));
                /*
                 * Get slot-name properties from parent node and
                 * store them in an array.
                 */
                value = (char *)get_prop_val(
                    find_prop(pci, "slot-names"));

                if (value != NULL) {
                        /* array starts after first int */
                        slot_name_arr[0] = (char *)value + sizeof (int);
                        for (i = 1; i < LNECK_MAX_SLOTS_PER_IO_BD; i++) {
                                slot_name_arr[i] = (char *)slot_name_arr[i - 1]
                                    + strlen(slot_name_arr[i - 1]) +1;
                        }
                }
                /*
                 * Search for Children of this node ie. Cards.
                 * Note: any of these cards can be a pci-bridge
                 *      that itself has children. If we find a
                 *      pci-bridge we need to handle it specially.
                 */
                card_node = pci->child;
                /* Generate the list of pci cards on pci instance: pci */
                fill_pci_card_list(pci, card_node, &card, &card_list,
                    slot_name_arr);
        } /* end-for */

        display_io_cards(card_list);
        free_io_cards(card_list);
        log_printf("\n");
}

/*
 * Print out all the io cards in the list.  Also print the column
 * headers if told to do so.
 */
void
display_io_cards(struct io_card *list)
{
        static int banner = 0; /* Have we printed the column headings? */
        struct io_card *p;

        if (list == NULL) {
                return;
        }

        if (banner == FALSE) {
                log_printf(dgettext(TEXT_DOMAIN,
                    "                         Bus  Max\n"
                    "     IO   Port Bus       Freq Bus  Dev,\n"
                    "Brd  Type  ID  Side Slot MHz  Freq Func State "
                    "Name                              "));
#ifdef DEBUG
                log_printf(dgettext(TEXT_DOMAIN,
                    "Model                   Notes\n"));
#else
                log_printf(dgettext(TEXT_DOMAIN, "Model\n"));
#endif
                /* ---------Node Brd  IO   Port Bus  Slot Bus  Max  Dev  Stat */
                log_printf(dgettext(TEXT_DOMAIN,
                    "---- ---- ---- ---- ---- ---- ---- ---- ----- "
                    "--------------------------------  "
#ifdef DEBUG
                    "----------------------  "
#endif
                    "----------------------\n"));
                banner = TRUE;
        }

        for (p = list; p != NULL; p = p -> next) {
                log_printf(dgettext(TEXT_DOMAIN, "I/O   "));
                log_printf(dgettext(TEXT_DOMAIN, "%-4s  "), p->bus_type);
                log_printf(dgettext(TEXT_DOMAIN, "%-3d  "),
                    p->schizo_portid);
                log_printf(dgettext(TEXT_DOMAIN, "%c    "), p->pci_bus);
                log_printf(dgettext(TEXT_DOMAIN, "%-1s    "), p->slot_str);
                log_printf(dgettext(TEXT_DOMAIN, "%-3d "), p->freq);
                switch (p->pci_bus) {
                case 'A':
                        log_printf(dgettext(TEXT_DOMAIN, " 66  "));
                        break;
                case 'B':
                        log_printf(dgettext(TEXT_DOMAIN, " 33  "));
                        break;
                default:
                        log_printf(dgettext(TEXT_DOMAIN, "  -  "));
                        break;
                }

                log_printf(dgettext(TEXT_DOMAIN, "%-1d,%-1d  "),
                    p->dev_no, p->func_no);
                log_printf(dgettext(TEXT_DOMAIN, "%-5s "), p->status);
                log_printf(dgettext(TEXT_DOMAIN, "%-32.32s"), p->name);
                if (strlen(p->name) > 32)
                        log_printf(dgettext(TEXT_DOMAIN, "+ "));
                else
                        log_printf(dgettext(TEXT_DOMAIN, "  "));
                log_printf(dgettext(TEXT_DOMAIN, "%-22.22s"), p->model);
                if (strlen(p->model) > 22)
                        log_printf(dgettext(TEXT_DOMAIN, "+"));
#ifdef DEBUG
                log_printf("%s  ", p->notes);
#endif
                log_printf("\n");
        }
}

/*
 * display_ffb
 *
 * There are no FFB's on a Littleneck, however in the generic library,
 * the display_ffb() function is implemented so we have to define an
 * empty function here.
 */
/*ARGSUSED0*/
void
display_ffb(Board_node *board, int table)
{}


/*
 * local functions
 */

/*
 * disp_fail_parts
 *
 * Display the failed parts in the system. This function looks for
 * the status property in all PROM nodes. On systems where
 * the PROM does not support passing diagnostic information
 * through the device tree, this routine will be silent.
 */
int
disp_fail_parts(Sys_tree *tree)
{
        int exit_code = 0;
        int system_failed = 0;
        Board_node *bnode = tree->bd_list;
        Prom_node *pnode;

        /* go through all of the boards looking for failed units. */
        while (bnode != NULL) {
                /* find failed chips */
                pnode = find_failed_node(bnode->nodes);
                if ((pnode != NULL) && !system_failed) {
                        system_failed = 1;
                        exit_code = 1;
                        if (print_flag == 0) {
                                return (exit_code);
                        }
                        log_printf("\n");
                        log_printf(dgettext(TEXT_DOMAIN, "Failed Field "
                            "Replaceable Units (FRU) in System:\n"));
                        log_printf("=========================="
                            "====================\n");
                }
                while (pnode != NULL) {
                        void *value;
                        char *name;             /* node name string */
                        char *type;             /* node type string */
                        char *board_type = NULL;

                        value = get_prop_val(find_prop(pnode, "status"));
                        name = get_node_name(pnode);

                        /* sanity check of data retrieved from PROM */
                        if ((value == NULL) || (name == NULL)) {
                                pnode = next_failed_node(pnode);
                                continue;
                        }

                        /* Find the board type of this board */
                        if (bnode->board_type == CPU_BOARD) {
                                board_type = "CPU";
                        } else {
                                board_type = "IO";
                        }

                        log_printf(dgettext(TEXT_DOMAIN, "%s unavailable "
                            "on %s Board #%d\n"), name, board_type,
                            bnode->board_num);

                        log_printf(dgettext(TEXT_DOMAIN,
                            "\tPROM fault string: %s\n"), value);

                        log_printf(dgettext(TEXT_DOMAIN,
                            "\tFailed Field Replaceable Unit is "));

                        /*
                         * Determine whether FRU is CPU module, system
                         * board, or SBus card.
                         */
                        if ((name != NULL) && (strstr(name, "sbus"))) {

                                log_printf(dgettext(TEXT_DOMAIN,
                                    "SBus Card %d\n"),
                                    get_sbus_slot(pnode));

                        } else if (((name = get_node_name(pnode->parent)) !=
                            NULL) && (strstr(name, "pci"))) {

                                log_printf(dgettext(TEXT_DOMAIN,
                                    "PCI Card %d"),
                                    get_pci_device(pnode));

                        } else if (((type = get_node_type(pnode)) != NULL) &&
                            (strstr(type, "cpu"))) {

                                log_printf(dgettext(TEXT_DOMAIN, "UltraSPARC "
                                    "module Board %d Module %d\n"), 0,
                                    get_id(pnode));

                        } else {
                                log_printf(dgettext(TEXT_DOMAIN,
                                    "%s board %d\n"), board_type,
                                    bnode->board_num);
                        }
                        pnode = next_failed_node(pnode);
                }
                bnode = bnode->next;
        }

        if (!system_failed) {
                log_printf(dgettext(TEXT_DOMAIN,
                    "No failures found in System\n"));
                log_printf("===========================\n\n");
                return (0);
        } else {
                return (1);
        }
}


/*
 * disp_envc_status
 *
 * This routine displays the environmental status passed up from
 * device drivers via the envlibobj.so library.
 * This is a Littleneck specific environmental information display routine.
 */
static int
disp_envc_status(void)
{
        int err;
        char *system = "SYSTEM";
        picl_nodehdl_t system_node, root;

        log_printf("\n");
        log_printf(dgettext(TEXT_DOMAIN, "========================="
            " Environmental Status =========================\n\n"));

        err = picl_initialize();
        if (err != PICL_SUCCESS) {
                log_printf(dgettext(TEXT_DOMAIN,
                    "Cannot print environmental information\n"
                    "picl_initialize failed\n"
                    "%s\n"), picl_strerror(err));
        }

        if (err == PICL_SUCCESS) {
                err = picl_get_root(&root);
                err = find_child_device(root, system, &system_node);
                if (err != PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "Cannot print environmental information\n"
                            "find_child_device for the SYSTEM node "
                            "failed\n"
                            "%s\n"), picl_strerror(err));
                }

                if ((err = lneck_env_print_temps(system_node)) !=
                    PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "Temperature Checking failed: %s\n"),
                            picl_strerror(err));
                }
                if ((err = lneck_env_print_keyswitch(system_node)) !=
                    PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "Keyswitch information checking failed: %s\n"),
                            picl_strerror(err));
                }
                if ((err = lneck_env_print_FSP_LEDS(system_node)) !=
                    PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "FSP LED information checking failed: %s\n"),
                            picl_strerror(err));
                }
                if ((err = lneck_env_print_disk(system_node)) !=
                    PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "Disk information checking failed: %s\n"),
                            picl_strerror(err));
                }
                if ((err = lneck_env_print_fans(system_node)) !=
                    PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "Fan information checking failed: %s\n"),
                            picl_strerror(err));
                }
                if ((err = lneck_env_print_ps(system_node)) !=
                    PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN,
                            "Power Supply information checking failed: "
                            "%s\n"), picl_strerror(err));
                } else if (ps_failure != 0)
                        err = PICL_FAILURE;
        }
        return (err);
}

int
lneck_env_print_ps(picl_nodehdl_t system_node)
{
        int             i, err = 0;
        int32_t         number;
        picl_nodehdl_t  *ps;
        picl_nodehdl_t  ps_fail[2], ps_type[2];
        char            name[PICL_PROPNAMELEN_MAX];
        boolean_t       type;
        char            fault_state[PICL_PROPNAMELEN_MAX];

        log_printf(dgettext(TEXT_DOMAIN,
            "Power Supplies:\n"
            "---------------\n"
            "Supply     Status         PS Type\n"
            "------     ------      ---------------\n"));
        err = fill_device_array_from_id(system_node, "PSVC_PS", &number,
            &ps);
        if (err != PICL_SUCCESS) {
                return (err);
        }

        for (i = 0; i < LNECK_MAX_PS; i++) {
                err = picl_get_propval_by_name(ps[i], PICL_PROP_NAME, name,
                    PICL_PROPNAMELEN_MAX);
                if (err == PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN, "%6-s"), name);
                } else continue;

                err = picl_get_propval_by_name(ps[i], "FaultInformation",
                    fault_state, PICL_PROPNAMELEN_MAX);
                if (err == PICL_SUCCESS) {
                        if ((strlen(fault_state) == 0) ||
                            (strcmp(fault_state, "NO_FAULT") == 0)) {
                                strcpy(fault_state, "OK");
                        } else
                                /*
                                 * Bump up count if fault_state  !OK
                                 */
                                ps_failure++;

                        log_printf(dgettext(TEXT_DOMAIN, "    [%-6s] "),
                            fault_state);
                } else {
                        return (err);
                }

                err = fill_device_from_id(ps[i], "PSVC_DEV_FAULT_SENSOR",
                    &ps_fail[i]);
                if (err != PICL_SUCCESS) {
                        return (err);
                }

                err = fill_device_from_id(ps[i], "PSVC_DEV_TYPE_SENSOR",
                    &ps_type[i]);
                if (err != PICL_SUCCESS) {
                        return (err);
                }
                err = picl_get_propval_by_name(ps_type[i], "Gpio-value", &type,
                    sizeof (boolean_t));
                if (err == PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN, "    [%13s]"),
                            type == 0 ? "Quahog/Razor" : "Sun-Fire-280R");
                        if (type == 0) {
                                log_printf(dgettext(TEXT_DOMAIN,
                                    "WARNING: PS is of the wrong type\n"));
                        } else log_printf("\n");
                } else {
                        return (err);
                }

        }

        log_printf(dgettext(TEXT_DOMAIN,
            "\n"
            "================================="
            "\n"
            "\n"));

        /*
         * Do not display an error message just because PS1 is
         * not present.
         */
        if (err == PICL_INVALIDHANDLE) {
                err = PICL_SUCCESS;
        }

        return (err);
}

int
lneck_env_print_fans(picl_nodehdl_t system_node) {
        int             i, err = 0;
        int32_t         number;
        picl_nodehdl_t  *fans;
        picl_nodehdl_t  fan_fault[1];
        char            fault_state[PICL_PROPNAMELEN_MAX];
        char            name[PICL_PROPNAMELEN_MAX];

        err = fill_device_array_from_id(system_node, "PSVC_FAN", &number,
                                &fans);
        if (err != PICL_SUCCESS) {
                return (err);
        }

        log_printf(dgettext(TEXT_DOMAIN,
                "\n"
                "=================================\n"
                "\n"
                "Fan Bank :\n"
                "----------\n"
                "\n"
                "Bank                        Status\n"
                "----                        -------\n"));

        for (i = 0; i < LNECK_MAX_FANS; i++) {
                err = picl_get_propval_by_name(fans[i], PICL_PROP_NAME, name,
                                PICL_PROPNAMELEN_MAX);
                if (err == PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN, "%16-s"), name);
                } else continue;

                err = fill_device_from_id(fans[i], "PSVC_DEV_FAULT_SENSOR",
                                &fan_fault[i]);
                if (err != PICL_SUCCESS) {
                        return (err);
                }

                err = picl_get_propval_by_name(fans[i], "FaultInformation",
                        &fault_state, PICL_PROPNAMELEN_MAX);

                if (err == PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN, "            [%3s]\n"),
                                fault_state);
                } else {
                    return (err);
                }
        }
        log_printf(dgettext(TEXT_DOMAIN,
                "\n"
                "================================="
                "\n"
                "\n"));

        return (err);
}

int
lneck_env_print_disk(picl_nodehdl_t system_node) {
        int             i, err = 0;
        int32_t         number;
        picl_nodehdl_t  *disks;
        char            fault_state[PICL_PROPNAMELEN_MAX];
        char            name[PICL_PROPNAMELEN_MAX];

        err = fill_device_array_from_id(system_node, "PSVC_DISK", &number,
                                &disks);
        if (err != PICL_SUCCESS) {
                return (err);
        }

        log_printf(dgettext(TEXT_DOMAIN,
                "Disk Status:\n"
                "          Presence      Fault Value\n"
                "          --------      -----------\n"));

        for (i = 0; i < LNECK_MAX_DISKS; i++) {
                err = picl_get_propval_by_name(disks[i], PICL_PROP_NAME, name,
                                PICL_PROPNAMELEN_MAX);
                switch (err) {
                case PICL_SUCCESS:
                        log_printf(dgettext(TEXT_DOMAIN,
                                "DISK  %2d: [PRESENT]"), i);
                        break;
                case PICL_INVALIDHANDLE:
                        log_printf(dgettext(TEXT_DOMAIN,
                                "DISK  %2d: [EMPTY  ]\n"), i);
                        continue;
                default:
                    return (err);
                }
                err = picl_get_propval_by_name(disks[i], "FaultInformation",
                        &fault_state, PICL_PROPNAMELEN_MAX);
                if (err == PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN, "     [%3s]"),
                                fault_state);
                } else {
                        if (err != PICL_INVALIDHANDLE)
                                return (err);
                }
                log_printf("\n");
        }

        if (err == PICL_INVALIDHANDLE) {
                err = PICL_SUCCESS;
        }

        return (err);
}

int
lneck_env_print_FSP_LEDS(picl_nodehdl_t system_node) {
        int             err;
        int32_t         number;
        picl_nodehdl_t  *fsp_led;
        char            fault_state[PICL_PROPNAMELEN_MAX];

        err = fill_device_array_from_id(system_node, "PSVC_FSP_LED", &number,
                                &fsp_led);
        if (err != PICL_SUCCESS) {
                return (err);
        }

        log_printf(dgettext(TEXT_DOMAIN,
                "System LED Status: POWER                   GEN FAULT\n"
                "                   [ ON]"));
        err = picl_get_propval_by_name(fsp_led[0], "State", &fault_state,
                PICL_PROPNAMELEN_MAX);
        if (err == PICL_SUCCESS) {
                log_printf("                    [%3s]", fault_state);
        } else {
                return (err);
        }

        log_printf(dgettext(TEXT_DOMAIN,
                "\n"
                "\n"
                "================================="
                "\n"
                "\n"));

        return (err);
}

int
lneck_env_print_keyswitch(picl_nodehdl_t system_node) {
        int             err = 0;
        picl_nodehdl_t  *keyswitch;
        int32_t         number;
        char            ks_pos[PICL_PROPNAMELEN_MAX];

        err = fill_device_array_from_id(system_node, "PSVC_KEYSWITCH", &number,
                                &keyswitch);
        if (err != PICL_SUCCESS) {
                return (err);
        }
        err = picl_get_propval_by_name(keyswitch[0], "State", ks_pos,
                PICL_PROPNAMELEN_MAX);
        if (err != PICL_SUCCESS) {
                return (err);
        }

        log_printf(dgettext(TEXT_DOMAIN,
                "Front Status Panel:\n"
                "-------------------\n"
                "Keyswitch position: %s\n"), ks_pos);
        log_printf("\n");

        return (err);
}

int
lneck_env_print_temps(picl_nodehdl_t system_node) {
        int             i, err = 0;
        picl_nodehdl_t  *system_ts_nodes;
        int32_t         temp, number;

        err = fill_device_array_from_id(system_node, "PSVC_TS", &number,
                                &system_ts_nodes);
        if (err != PICL_SUCCESS) {
                return (err);
        }


        log_printf(dgettext(TEXT_DOMAIN,
                "System Temperatures (Celsius):\n"
                "------------------------------\n"
                "cpu0   1 \n"
                "---------\n"));

        for (i = 0; i < 2; i++) {
                err = picl_get_propval_by_name(system_ts_nodes[i],
                                "Temperature", &temp, sizeof (temp));
                if (err == PICL_SUCCESS) {
                        log_printf(dgettext(TEXT_DOMAIN, "  %02d"), temp);
                } else {
                        if (err == PICL_INVALIDHANDLE) {
                                err = PICL_SUCCESS;
                                log_printf(dgettext(TEXT_DOMAIN, "  xx"));
                        } else {
                                return (err);
                        }
                }
        }

        log_printf("\n");
        log_printf("\n");
        log_printf(dgettext(TEXT_DOMAIN,
        "=================================\n"));
        log_printf("\n");

        return (err);
}

static void
lneck_display_hw_revisions(Prom_node *root, Board_node *bdlist)
{
        Prom_node       *pnode;
        char            *value;

        log_printf(dgettext(TEXT_DOMAIN, "\n"
            "========================= HW Revisions "
            "=======================================\n\n"));

        log_printf(dgettext(TEXT_DOMAIN,
            "System PROM revisions:\n"
            "----------------------\n"));

        pnode = dev_find_node(root, "openprom");
        if (pnode != NULL) {
                value = (char *)get_prop_val(find_prop(pnode, "version"));
                log_printf(value);
        }

        log_printf(dgettext(TEXT_DOMAIN, "\n\n"
            "IO ASIC revisions:\n"
            "------------------\n"
            "                     Port\n"
            "Model     ID  Status Version\n"
            "-------- ---- ------ -------\n"));

        display_schizo_revisions(bdlist);
}

static void
display_schizo_revisions(Board_node *bdlist)
{
        Prom_node       *pnode;
        int             *int_val;
        int             portid;
        int             prev_portid = -1;
        char            *status_a = NULL;
        char            *status_b = NULL;
        int             revision;
#ifdef DEBUG
        uint32_t        a_notes, b_notes;
#endif
        int             pci_bus;
        Board_node      *bnode;
        bnode = bdlist;

        while (bnode != NULL) {
                /*
                 * search this board node for all Schizos
                 */

                for (pnode = dev_find_node_by_compat(bnode->nodes,
                    SCHIZO_COMPAT_PROP); pnode != NULL;
                    pnode = dev_next_node_by_compat(pnode,
                    SCHIZO_COMPAT_PROP)) {

                        /*
                         * get the reg property to determine
                         * whether we are looking at side A or B
                         */

                        int_val = (int *)get_prop_val
                            (find_prop(pnode, "reg"));
                        if (int_val != NULL) {
                                int_val ++; /* second integer in array */
                                pci_bus = ((*int_val) & 0x7f0000);
                        }

                        /* get portid */
                        int_val = (int *)get_prop_val
                            (find_prop(pnode, "portid"));
                        if (int_val == NULL)
                                continue;

                        portid = *int_val;

                        /*
                         * If this is a new portid and it is PCI bus B,
                         * we skip onto the PCI bus A.
                         */
                        if ((portid != prev_portid) && (pci_bus == 0x700000)) {
                                prev_portid = portid;
                                /* status */
                                status_b = (char *)get_prop_val
                                    (find_prop(pnode, "status"));
#ifdef DEBUG
                                b_notes = pci_bus;
#endif
                                continue; /* skip to the next schizo */
                        }

                        /*
                         * This must be side A of the same Schizo.
                         * Gather all its props and display them.
                         */
#ifdef DEBUG
                        a_notes = pci_bus;
#endif

                        prev_portid = portid;

                        int_val = (int *)get_prop_val
                            (find_prop(pnode, "version#"));
                        if (int_val != NULL)
                                revision = *int_val;
                        else
                                revision = -1;

                        status_a = (char *)get_prop_val(find_prop
                            (pnode, "status"));

                        log_printf(dgettext(TEXT_DOMAIN, "Schizo    "));

                        log_printf(dgettext(TEXT_DOMAIN, "%-3d "), portid, 0);


                        log_printf((status_a == NULL && status_b == NULL) ?
                            dgettext(TEXT_DOMAIN, "  ok  ") :
                            dgettext(TEXT_DOMAIN, " fail "));

                        log_printf(dgettext(TEXT_DOMAIN, " %4d   "),
                            revision);
#ifdef DEBUG
                        log_printf(" 0x%x 0x%x", a_notes, b_notes);
#endif
                        log_printf("\n");
                }
                bnode = bnode->next;
        }
}