/*      $NetBSD: sparc64.c,v 1.2 2021/12/11 19:24:22 mrg Exp $  */

/*
 * Copyright (c) 2018 Matthew R. Green
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */
#include <sys/cdefs.h>

#ifndef lint
__RCSID("$NetBSD: sparc64.c,v 1.2 2021/12/11 19:24:22 mrg Exp $");
#endif

#include <sys/types.h>
#include <sys/cpuio.h>
#include <sys/sysctl.h>

#include <machine/cpu.h>
#include <machine/psl.h>

#include <stdio.h>
#include <err.h>

#include "../cpuctl.h"

void
identifycpu(int fd, const char *cpuname)
{
        char path[128];
        char *name;
        const char *sep;
        uint64_t ver;
        uint64_t hz;
        int cpu_arch, id;
        struct cacheinfo cacheinfo;
        size_t len;

        len = sizeof(cpu_arch);
        if (sysctlbyname("machdep.cpu_arch", &cpu_arch, &len, 0, 0) == -1)
                err(1, "couldn't get machdep.cpu_arch");

        snprintf(path, sizeof path, "hw.%s.cacheinfo", cpuname);
        len = sizeof(cacheinfo);
        if (sysctlbyname(path, &cacheinfo, &len, 0, 0) == -1)
                err(1, "couldn't get %s", path);

        snprintf(path, sizeof path, "hw.%s.id", cpuname);
        len = sizeof(id);
        if (sysctlbyname(path, &id, &len, 0, 0) == -1)
                err(1, "couldn't get %s", path);

        snprintf(path, sizeof path, "hw.%s.ver", cpuname);
        len = sizeof(ver);
        if (sysctlbyname(path, &ver, &len, 0, 0) == -1)
                err(1, "couldn't get %s", path);

        snprintf(path, sizeof path, "hw.%s.clock_frequency", cpuname);
        len = sizeof(hz);
        if (sysctlbyname(path, &hz, &len, 0, 0) == -1)
                err(1, "couldn't get %s", path);
        snprintf(path, sizeof path, "hw.%s.name", cpuname);
        name = asysctlbyname(path, &len);
        
        printf("%s: %s @ %ld MHz, CPU id %d\n", cpuname, name, hz / 1000000, id);
        printf("%s: manuf %x, impl %x, mask %x\n", cpuname, 
                (unsigned)((ver & VER_MASK) >> VER_MASK_SHIFT),
                (unsigned)((ver & VER_IMPL) >> VER_IMPL_SHIFT),
                (unsigned)((ver & VER_MANUF) >> VER_MANUF_SHIFT));
        printf("%s: ", cpuname);

        sep = "";
        if (cacheinfo.c_itotalsize) {
                printf("%s%ldK instruction (%ld b/l)", sep,
                        (long)cacheinfo.c_itotalsize/1024,
                        (long)cacheinfo.c_ilinesize);
                sep = ", ";
        }
        if (cacheinfo.c_dtotalsize) {
                printf("%s%ldK data (%ld b/l)", sep,
                        (long)cacheinfo.c_dtotalsize/1024,
                        (long)cacheinfo.c_dlinesize);
                sep = ", ";
        }

        if (cacheinfo.c_etotalsize) {
                printf("%s%ldK external (%ld b/l)", sep,
                        (long)cacheinfo.c_etotalsize/1024,
                        (long)cacheinfo.c_elinesize);
        }
        printf("\n");

        printf("%s: SPARC v%d\n", cpuname, cpu_arch);
}

bool
identifycpu_bind(void)
{

        return false;
}

int
ucodeupdate_check(int fd, struct cpu_ucode *uc)
{

        return 0;
}