From 7e4c21cec52eeae4af567a78abac81093807f91f Mon Sep 17 00:00:00 2001
From: robijn <robijn@users.sourceforge.net>
Date: Thu, 29 Nov 2001 15:51:51 +0000
Subject: [PATCH] HD44780 and SED1330 now use lpt-port.h

---
 server/drivers/hd44780-4bit.c      |  1 +
 server/drivers/hd44780-ext8bit.c   |  1 +
 server/drivers/hd44780-low.h       | 23 --------------
 server/drivers/hd44780-serialLpt.c |  1 +
 server/drivers/hd44780-winamp.c    |  1 +
 server/drivers/lpt-port.h          | 48 ++++++++++++++++++++++++++++++
 server/drivers/sed1330.c           |  2 +-
 7 files changed, 53 insertions(+), 24 deletions(-)
 create mode 100644 server/drivers/lpt-port.h

diff --git a/server/drivers/hd44780-4bit.c b/server/drivers/hd44780-4bit.c
index d931583..bed0828 100644
--- a/server/drivers/hd44780-4bit.c
+++ b/server/drivers/hd44780-4bit.c
@@ -62,6 +62,7 @@
 
 #include "hd44780-4bit.h"
 #include "hd44780.h"
+#include "lpt-port.h"
 
 #include "port.h"
 #include "shared/str.h"
diff --git a/server/drivers/hd44780-ext8bit.c b/server/drivers/hd44780-ext8bit.c
index f427452..3200f0f 100644
--- a/server/drivers/hd44780-ext8bit.c
+++ b/server/drivers/hd44780-ext8bit.c
@@ -53,6 +53,7 @@
 
 #include "hd44780-ext8bit.h"
 #include "hd44780.h"
+#include "lpt-port.h"
 
 #include "port.h"
 #include "lcd_sem.h"
diff --git a/server/drivers/hd44780-low.h b/server/drivers/hd44780-low.h
index 80b27d2..55bedff 100644
--- a/server/drivers/hd44780-low.h
+++ b/server/drivers/hd44780-low.h
@@ -81,27 +81,4 @@ extern HD44780_functions *hd44780_functions;
 
 #define POSITION    0x80
 
-// Parallel port pin definitions
-// Output lines
-#define nSTRB 	0x01				  /* negative logic */
-#define STRB 	0x01
-#define nLF 	0x02
-#define LF 	0x02
-#define INIT 	0x04				  /* the only positive logic output line */
-#define nSEL 	0x08
-#define SEL 	0x08
-
-#define OUTMASK	0x0B	/* SEL, LF and STRB are hardware inverted */
-
-// Input lines
-#define nFAULT	0x08
-#define FAULT	0x08
-#define SELIN	0x10
-#define PAPEREND  0x20
-#define nACK	0x40
-#define ACK	0x40
-#define BUSY	0x80
-
-#define INMASK	0x84	/* BUSY input and the IRQ indicator are inverted */
-
 #endif
diff --git a/server/drivers/hd44780-serialLpt.c b/server/drivers/hd44780-serialLpt.c
index 3b01215..21bc871 100644
--- a/server/drivers/hd44780-serialLpt.c
+++ b/server/drivers/hd44780-serialLpt.c
@@ -51,6 +51,7 @@
 
 #include "hd44780-serialLpt.h"
 #include "hd44780.h"
+#include "lpt-port.h"
 
 #include "port.h"
 #include "shared/str.h"
diff --git a/server/drivers/hd44780-winamp.c b/server/drivers/hd44780-winamp.c
index 061cf73..9829d76 100644
--- a/server/drivers/hd44780-winamp.c
+++ b/server/drivers/hd44780-winamp.c
@@ -60,6 +60,7 @@
 
 #include "hd44780-winamp.h"
 #include "hd44780.h"
+#include "lpt-port.h"
 
 #include "port.h"
 #include "shared/str.h"
diff --git a/server/drivers/lpt-port.h b/server/drivers/lpt-port.h
new file mode 100644
index 0000000..b7281eb
--- /dev/null
+++ b/server/drivers/lpt-port.h
@@ -0,0 +1,48 @@
+// This file contains defines to control the LPT port.
+// A lot of this was originally in hd44780-low.h
+
+#ifndef LPT_PORT_H
+#define LPT_PORT_H
+
+
+/* Output data
+ * Write to baseaddress+0
+ */
+// Straight-forward use, no defines needed for this...
+
+
+/* Control output lines
+ * Write to baseaddress+2
+ */
+#define nSTRB 	0x01	/* negative logic */
+#define STRB 	0x01
+#define nLF 	0x02
+#define LF 	0x02
+#define INIT 	0x04	/* the only positive logic output line */
+#define nSEL 	0x08
+#define SEL 	0x08
+#define ENIRQ	0x10	/* Enable IRQ via ACK line */
+#define ENBI	0x20	/* Enable bi-directional port */
+
+#define OUTMASK	0x0B	/* SEL, LF and STRB are hardware inverted */
+			/* Use this mask only for the control output lines */
+			/* XOR with this mask ( ^ OUTMASK ) */
+
+
+/* Control input lines
+ * Read from baseaddress+1
+ */
+#define nFAULT	0x08
+#define FAULT	0x08
+#define SELIN	0x10
+#define PAPEREND  0x20
+#define nACK	0x40
+#define ACK	0x40
+#define BUSY	0x80
+#define IRQ	0x02
+
+#define INMASK	0x84	/* BUSY input and the IRQ indicator are inverted */
+			/* Use this mask only for the control input lines */
+			/* XOR with this mask ( ^ OUTMASK ) */
+
+#endif
diff --git a/server/drivers/sed1330.c b/server/drivers/sed1330.c
index 1233c2a..3ebb22f 100644
--- a/server/drivers/sed1330.c
+++ b/server/drivers/sed1330.c
@@ -383,7 +383,7 @@ sed1330_init( lcd_logical_driver * driver, char *args )
 		struct sched_param param;
 		param.sched_priority=1;
 		if (( sched_setscheduler(0, SCHED_RR, &param)) == -1) {
-			report( RPT_ERR, "HD44780_init: failed (%s)", strerror (errno));
+			report( RPT_ERR, "SED1330: init failed (%s)", strerror (errno));
 			return -1;
 		}
 	}