forked from luck/tmp_suning_uos_patched
d7b98e3dd8
Updates for PS3 os-area rtc_diff set/get routines o Add a new routine ps3_os_area_set_rtc_diff(). o Rename ps3_os_area_rtc_diff() to ps3_os_area_get_rtc_diff(). o Remove static variable rtc_shift with calls to ps3_os_area_get_rtc_diff(). Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/*
|
|
* PS3 time and rtc routines.
|
|
*
|
|
* Copyright (C) 2006 Sony Computer Entertainment Inc.
|
|
* Copyright 2006 Sony Corp.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
|
|
#include <asm/rtc.h>
|
|
#include <asm/lv1call.h>
|
|
#include <asm/ps3.h>
|
|
|
|
#include "platform.h"
|
|
|
|
#define dump_tm(_a) _dump_tm(_a, __func__, __LINE__)
|
|
static void _dump_tm(const struct rtc_time *tm, const char* func, int line)
|
|
{
|
|
pr_debug("%s:%d tm_sec %d\n", func, line, tm->tm_sec);
|
|
pr_debug("%s:%d tm_min %d\n", func, line, tm->tm_min);
|
|
pr_debug("%s:%d tm_hour %d\n", func, line, tm->tm_hour);
|
|
pr_debug("%s:%d tm_mday %d\n", func, line, tm->tm_mday);
|
|
pr_debug("%s:%d tm_mon %d\n", func, line, tm->tm_mon);
|
|
pr_debug("%s:%d tm_year %d\n", func, line, tm->tm_year);
|
|
pr_debug("%s:%d tm_wday %d\n", func, line, tm->tm_wday);
|
|
}
|
|
|
|
#define dump_time(_a) _dump_time(_a, __func__, __LINE__)
|
|
static void __maybe_unused _dump_time(int time, const char *func,
|
|
int line)
|
|
{
|
|
struct rtc_time tm;
|
|
|
|
to_tm(time, &tm);
|
|
|
|
pr_debug("%s:%d time %d\n", func, line, time);
|
|
_dump_tm(&tm, func, line);
|
|
}
|
|
|
|
void __init ps3_calibrate_decr(void)
|
|
{
|
|
int result;
|
|
u64 tmp;
|
|
|
|
result = ps3_repository_read_be_tb_freq(0, &tmp);
|
|
BUG_ON(result);
|
|
|
|
ppc_tb_freq = tmp;
|
|
ppc_proc_freq = ppc_tb_freq * 40;
|
|
}
|
|
|
|
static u64 read_rtc(void)
|
|
{
|
|
int result;
|
|
u64 rtc_val;
|
|
u64 tb_val;
|
|
|
|
result = lv1_get_rtc(&rtc_val, &tb_val);
|
|
BUG_ON(result);
|
|
|
|
return rtc_val;
|
|
}
|
|
|
|
int ps3_set_rtc_time(struct rtc_time *tm)
|
|
{
|
|
u64 now = mktime(tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
|
|
tm->tm_hour, tm->tm_min, tm->tm_sec);
|
|
|
|
ps3_os_area_set_rtc_diff(now - read_rtc());
|
|
return 0;
|
|
}
|
|
|
|
void ps3_get_rtc_time(struct rtc_time *tm)
|
|
{
|
|
to_tm(read_rtc() + ps3_os_area_get_rtc_diff(), tm);
|
|
tm->tm_year -= 1900;
|
|
tm->tm_mon -= 1;
|
|
}
|
|
|
|
unsigned long __init ps3_get_boot_time(void)
|
|
{
|
|
return read_rtc() + ps3_os_area_get_rtc_diff();
|
|
}
|