Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

inittodr() and resettodr() supports SH4

Browse Source
This commit is contained in:
msaitoh 2000-01-15 02:46:30 +00:00
parent 94c89f6863
commit 150090f9b8
1 changed files with 15 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
sys/arch/sh3/sh3/clock.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: clock.c,v 1.5 2000/01/14 19:41:36 msaitoh Exp $ */
/* $NetBSD: clock.c,v 1.6 2000/01/15 02:46:30 msaitoh Exp $ */
/*-
* Copyright (c) 1993, 1994 Charles Hannum.
@ -354,7 +354,13 @@ inittodr(base)
base = 17*SECYR + 186*SECDAY + SECDAY/2;
}
#ifdef SH4
#define FROMBCD2(x) (((x) >> 12) * 1000 + ((x) >> 8) * 100 + \
((x) >> 4) * 10 + ((x) & 0xf))
dt.dt_year = FROMBCD2(SHREG_RYRCNT);
#else
dt.dt_year = 1900 + FROMBCD(SHREG_RYRCNT);
#endif
dt.dt_mon = FROMBCD(SHREG_RMONCNT);
dt.dt_day = FROMBCD(SHREG_RDAYCNT);
dt.dt_wday = FROMBCD(SHREG_RWKCNT);
@ -368,9 +374,10 @@ inittodr(base)
dt.dt_wday);
#endif
#ifndef SH4
if (dt.dt_year < 1970)
dt.dt_year += 100;
#endif
if (dt.dt_mon < 1 || dt.dt_mon > 12)
doreset = 1;
@ -444,7 +451,13 @@ resettodr()
SHREG_RWKCNT = TOBCD(dt.dt_wday);
SHREG_RDAYCNT = TOBCD(dt.dt_day);
SHREG_RMONCNT = TOBCD(dt.dt_mon);
#ifdef SH4
#define TOBCD2(x) (((x) / 1000 * 4096) + ((x) / 100 * 256) + \
((x) / 10 * 16) + ((x) % 10))
SHREG_RYRCNT = TOBCD2(dt.dt_year);
#else
SHREG_RYRCNT = TOBCD(dt.dt_year % 100);
#endif
/* start RTC */
SHREG_RCR2 = SHREG_RCR2_RESET|SHREG_RCR2_ENABLE|SHREG_RCR2_START;