Update BIOS time.

Submitted by: Igor Serikov <bt@turtle.pangeatech.com>
2001-05-22 11:33:38 +00:00 · 2001-05-22 11:33:38 +00:00 · 539fbbccc4
parent 55426b7d9e
commit 539fbbccc4
1 changed files with 11 additions and 0 deletions
--- a/usr.bin/doscmd/timer.c
+++ b/usr.bin/doscmd/timer.c
@ -8,6 +8,17 @@
 static void
 int08(regcontext_t *REGS)
 {
+    struct timeval tv;
+    time_t tv_sec;
+    struct timezone tz;
+    struct tm tm;
+
+    gettimeofday(&tv, &tz);
+    tv_sec = tv.tv_sec;
+    tm = *localtime(&tv_sec);
+    *(u_long *)&BIOSDATA[0x6c] =
+        (((tm.tm_hour * 60 + tm.tm_min) * 60) + tm.tm_sec) * 182 / 10;
+
    softint(0x1c);
 }