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diff --git a/stand/efi/libefi/time.c b/stand/efi/libefi/time.c
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+/*-
+ * Copyright (c) 1999, 2000
+ * Intel Corporation.
+ * 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.
+ *
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ *
+ * This product includes software developed by Intel Corporation and
+ * its contributors.
+ *
+ * 4. Neither the name of Intel Corporation or its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION AND CONTRIBUTORS ``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 INTEL CORPORATION OR CONTRIBUTORS 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>
+__FBSDID("$FreeBSD$");
+
+#include <efi.h>
+#include <efilib.h>
+
+#include <time.h>
+#include <sys/time.h>
+
+/*
+ * Accurate only for the past couple of centuries;
+ * that will probably do.
+ *
+ * (#defines From FreeBSD 3.2 lib/libc/stdtime/tzfile.h)
+ */
+
+#define isleap(y) (((y) % 4) == 0 && \
+ (((y) % 100) != 0 || ((y) % 400) == 0))
+#define SECSPERHOUR (60*60)
+#define SECSPERDAY (24 * SECSPERHOUR)
+
+/*
+ * These arrays give the cumulative number of days up to the first of the
+ * month number used as the index (1 -> 12) for regular and leap years.
+ * The value at index 13 is for the whole year.
+ */
+static const time_t CumulativeDays[2][14] = {
+ {0,
+ 0,
+ 31,
+ 31 + 28,
+ 31 + 28 + 31,
+ 31 + 28 + 31 + 30,
+ 31 + 28 + 31 + 30 + 31,
+ 31 + 28 + 31 + 30 + 31 + 30,
+ 31 + 28 + 31 + 30 + 31 + 30 + 31,
+ 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31,
+ 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30,
+ 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31,
+ 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30,
+ 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31 },
+ {0,
+ 0,
+ 31,
+ 31 + 29,
+ 31 + 29 + 31,
+ 31 + 29 + 31 + 30,
+ 31 + 29 + 31 + 30 + 31,
+ 31 + 29 + 31 + 30 + 31 + 30,
+ 31 + 29 + 31 + 30 + 31 + 30 + 31,
+ 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31,
+ 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30,
+ 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31,
+ 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30,
+ 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31 }};
+
+void
+efi_time_init(void)
+{
+}
+
+void
+efi_time_fini(void)
+{
+}
+
+void
+to_efi_time(EFI_TIME *efi_time, time_t time)
+{
+ int lyear, month;
+ time_t seconds;
+
+ if (time >= 0) {
+ efi_time->Year = 1970;
+ lyear = isleap(efi_time->Year);
+ month = 13;
+ seconds = CumulativeDays[lyear][month] * SECSPERDAY;
+ while (time > seconds) {
+ time -= seconds;
+ efi_time->Year++;
+ lyear = isleap(efi_time->Year);
+ seconds = CumulativeDays[lyear][month] * SECSPERDAY;
+ }
+
+ efi_time->Month = 0;
+ while (time >
+ CumulativeDays[lyear][month] * SECSPERDAY) {
+ efi_time->Month++;
+ }
+
+ month = efi_time->Month - 1;
+ time -= CumulativeDays[lyear][month] * SECSPERDAY;
+
+ for (efi_time->Day = 0; time > SECSPERDAY; efi_time->Day++)
+ time -= SECSPERDAY;
+
+ for (efi_time->Hour = 0; time > SECSPERHOUR; efi_time->Hour++)
+ time -= SECSPERHOUR;
+
+ for (efi_time->Minute = 0; time > 60; efi_time->Minute++)
+ time -= 60;
+
+ efi_time->Second = time;
+ efi_time->Nanosecond = 0;
+ efi_time->TimeZone = 0;
+ efi_time->Daylight = 0;
+ } else {
+ memset(efi_time, 0, sizeof(EFI_TIME));
+ }
+}
+
+time_t
+from_efi_time(EFI_TIME *ETime)
+{
+ time_t UTime;
+ int Year;
+
+ /*
+ * Do a santity check
+ */
+ if (ETime->Year < 1998 || ETime->Year > 2099 ||
+ ETime->Month == 0 || ETime->Month > 12 ||
+ ETime->Day == 0 || ETime->Month > 31 ||
+ ETime->Hour > 23 || ETime->Minute > 59 ||
+ ETime->Second > 59 || ETime->TimeZone < -1440 ||
+ (ETime->TimeZone > 1440 && ETime->TimeZone != 2047)) {
+ return (0);
+ }
+
+ /*
+ * Years
+ */
+ UTime = 0;
+ for (Year = 1970; Year != ETime->Year; ++Year) {
+ UTime += (CumulativeDays[isleap(Year)][13] * SECSPERDAY);
+ }
+
+ /*
+ * UTime should now be set to 00:00:00 on Jan 1 of the file's year.
+ *
+ * Months
+ */
+ UTime += (CumulativeDays[isleap(ETime->Year)][ETime->Month] *
+ SECSPERDAY);
+
+ /*
+ * UTime should now be set to 00:00:00 on the first of the file's
+ * month and year.
+ *
+ * Days -- Don't count the file's day
+ */
+ UTime += (((ETime->Day > 0) ? ETime->Day-1:0) * SECSPERDAY);
+
+ /*
+ * Hours
+ */
+ UTime += (ETime->Hour * SECSPERHOUR);
+
+ /*
+ * Minutes
+ */
+ UTime += (ETime->Minute * 60);
+
+ /*
+ * Seconds
+ */
+ UTime += ETime->Second;
+
+ /*
+ * EFI time is repored in local time. Adjust for any time zone
+ * offset to get true UT
+ */
+ if (ETime->TimeZone != EFI_UNSPECIFIED_TIMEZONE) {
+ /*
+ * TimeZone is kept in minues...
+ */
+ UTime += (ETime->TimeZone * 60);
+ }
+
+ return (UTime);
+}
+
+static int
+EFI_GetTimeOfDay(OUT struct timeval *tp, OUT struct timezone *tzp)
+{
+ EFI_TIME EfiTime;
+ EFI_TIME_CAPABILITIES Capabilities;
+ EFI_STATUS Status;
+
+ /*
+ * Get time from EFI
+ */
+
+ Status = RS->GetTime(&EfiTime, &Capabilities);
+ if (EFI_ERROR(Status))
+ return (-1);
+
+ /*
+ * Convert to UNIX time (ie seconds since the epoch
+ */
+
+ tp->tv_sec = from_efi_time(&EfiTime);
+ tp->tv_usec = 0; /* EfiTime.Nanosecond * 1000; */
+
+ /*
+ * Do something with the timezone if needed
+ */
+
+ if (tzp != NULL) {
+ if (EfiTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE)
+ tzp->tz_minuteswest = 0;
+ else
+ tzp->tz_minuteswest = EfiTime.TimeZone;
+ /*
+ * This isn't quit right since it doesn't deal with
+ * EFI_TIME_IN_DAYLIGHT
+ */
+ tzp->tz_dsttime =
+ EfiTime.Daylight & EFI_TIME_ADJUST_DAYLIGHT ? 1 : 0;
+ }
+
+ return (0);
+}
+
+time_t
+time(time_t *tloc)
+{
+ struct timeval tv;
+
+ memset(&tv, 0, sizeof(tv));
+ EFI_GetTimeOfDay(&tv, NULL);
+
+ if (tloc)
+ *tloc = tv.tv_sec;
+ return (tv.tv_sec);
+}
+
+time_t
+getsecs(void)
+{
+
+ return (time(NULL));
+}
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