From: Erik van der Kouwe <erikvdk@gmail.com>
Date: Fri, 26 Nov 2010 16:45:49 +0000 (-0600)
Subject: The serial IIR and FCR registers for the serial ports share an I/O port, reads access... 
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=7568344d6a91035a193290621761ad11e4de2d30;p=palacios.git

The serial IIR and FCR registers for the serial ports share an I/O port, reads accessing IIR and writes accessing FCR
---

diff --git a/palacios/src/devices/serial.c b/palacios/src/devices/serial.c
index 0035a7f..7122251 100644
--- a/palacios/src/devices/serial.c
+++ b/palacios/src/devices/serial.c
@@ -700,12 +700,12 @@ static int read_ctrl_port(struct guest_info * core, uint16_t port, void * dst,
 	    break;
 	}
 
-	case COM1_FIFO_CTRL_PORT:
-	case COM2_FIFO_CTRL_PORT:
-	case COM3_FIFO_CTRL_PORT:
-	case COM4_FIFO_CTRL_PORT:
-	    PrintDebug("UART:read from FCR");
-	    *val = com_port->fcr.val;
+	case COM1_IIR_PORT:
+	case COM2_IIR_PORT:
+	case COM3_IIR_PORT:
+	case COM4_IIR_PORT:
+	    PrintDebug("UART:read from IIR");
+	    *val = com_port->iir.val;
 	    break;
 
 	case COM1_LINE_CTRL_PORT: