From: Ben Gras <ben@minix3.org>
Date: Wed, 19 May 2010 10:18:46 +0000 (+0000)
Subject: use oxpcie only if enabled to avoid baud bottleneck of uart.
X-Git-Tag: v3.1.7~48
X-Git-Url: http://zhaoyanbai.com/repos/man.named.html?a=commitdiff_plain;h=6d0e53c2ca55c5c949c0dd2fd77822cde7804570;p=minix.git

use oxpcie only if enabled to avoid baud bottleneck of uart.
---

diff --git a/kernel/arch/i386/arch_system.c b/kernel/arch/i386/arch_system.c
index ac74007f7..c10b6e174 100644
--- a/kernel/arch/i386/arch_system.c
+++ b/kernel/arch/i386/arch_system.c
@@ -229,8 +229,7 @@ PUBLIC void ser_putc(char c)
 
 #if CONFIG_OXPCIE
 	oxpcie_putc(c);
-#endif
-
+#else
         lsr= COM1_LSR;
         thr= COM1_THR;
         for (i= 0; i<100000; i++)
@@ -239,6 +238,7 @@ PUBLIC void ser_putc(char c)
                         break;
         }
         outb( thr, c);
+#endif
 }
 
 /*===========================================================================*