From 285b23e4994190598196fe120c7a15b032595594 Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Mon, 23 Aug 2010 18:46:58 +0200
Subject: [PATCH] TWI inetrrupts aren't asserted when interrupts are disabled,
 strange...

---
 bmc/i2c.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/bmc/i2c.c b/bmc/i2c.c
index f0816f0..d7bb951 100644
--- a/bmc/i2c.c
+++ b/bmc/i2c.c
@@ -78,10 +78,9 @@ out2:
 	TWCR = ((1<<TWINT) | (1<<TWEN) | (1<<TWSTO));
 	while(TWCR & (1<<TWSTO)) {}
 
-	TWCR = (1<<TWINT) | (1<<TWEN);
 out:	
-	TWCR = old_TWCR;
 	SREG = old_SREG;
+	TWCR = old_TWCR | (1<<TWINT);
 }
 
 ISR (TWI_vect, ISR_BLOCK)
-- 
2.39.2