From: bernie <bernie@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Tue, 26 Oct 2004 09:00:49 +0000 (+0000)
Subject: Don't access serial data register twice.
X-Git-Tag: 1.0.0~980
X-Git-Url: https://codewiz.org/gitweb?a=commitdiff_plain;h=e88fe64ec481790e6721bebcd4d691fb43b83021;p=bertos.git

Don't access serial data register twice.


git-svn-id: https://src.develer.com/svnoss/bertos/trunk@261 38d2e660-2303-0410-9eaa-f027e97ec537
---

diff --git a/drv/ser_dsp56k.c b/drv/ser_dsp56k.c
index efdb2e2b..38dd40b9 100755
--- a/drv/ser_dsp56k.c
+++ b/drv/ser_dsp56k.c
@@ -15,6 +15,9 @@
 
 /*#*
  *#* $Log$
+ *#* Revision 1.8  2004/10/26 09:00:49  bernie
+ *#* Don't access serial data register twice.
+ *#*
  *#* Revision 1.7  2004/10/19 08:57:15  bernie
  *#* Bugfixes for DSP56K serial driver from scfirm.
  *#*
@@ -146,10 +149,10 @@ static void rx_isr(const struct SCI *hw)
 		unsigned char data = regs->DR;
 
 		if (fifo_isfull(&hw->serial->rxfifo))
-	if (fifo_isfull(&hw->serial->rxfifo))
-		hw->serial->status |= SERRF_RXFIFOOVERRUN;
-	else
-		fifo_push(&hw->serial->rxfifo, regs->DR);
+			hw->serial->status |= SERRF_RXFIFOOVERRUN;
+		else
+			fifo_push(&hw->serial->rxfifo, data);
+	}
 
 	// Writing anything to the status register clear the error bits.
 	regs->SR = 0;