[PATCH] don't reset alarm interrupt on RTC

Tim Hockin (thockin@sun.com)
Wed, 31 Oct 2001 14:08:41 -0800


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All,

Attached is a 1-liner to not clear the Alarm-Int-Enable bit automatically
on the RTC device. This makes wake-on-alarm possible.

Please let me know if there is a problem with it. This is against 2.4.13
for inclusion in 2.4.14.

Tim

-- 
Tim Hockin
Systems Software Engineer
Sun Microsystems, Cobalt Server Appliances
thockin@sun.com
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diff -ruN dist-2.4.13+patches/drivers/char/rtc.c linux-2.4/drivers/char/rtc.c --- dist-2.4.13+patches/drivers/char/rtc.c Mon Oct 1 16:43:52 2001 +++ linux-2.4/drivers/char/rtc.c Mon Oct 29 11:07:42 2001 @@ -560,7 +560,7 @@ spin_lock_irq(&rtc_lock); tmp = CMOS_READ(RTC_CONTROL); tmp &= ~RTC_PIE; - tmp &= ~RTC_AIE; + //tmp &= ~RTC_AIE; tmp &= ~RTC_UIE; CMOS_WRITE(tmp, RTC_CONTROL); CMOS_READ(RTC_INTR_FLAGS);

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