/*      $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;
}