patch-2.3.99-pre7 linux/drivers/char/rio/rup.h

• Lines: 83
• Date: Wed May 10 16:56:44 2000
• Orig file: v2.3.99-pre6/linux/drivers/char/rio/rup.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.99-pre6/linux/drivers/char/rio/rup.h linux/drivers/char/rio/rup.h
@@ -0,0 +1,82 @@
+/****************************************************************************
+ *******                                                              *******
+ *******               R U P   S T R U C T U R E
+ *******                                                              *******
+ ****************************************************************************
+
+ Author  : Ian Nandhra
+ Date    :
+
+ *
+ *  (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
+ *
+ *      This program is free software; you can redistribute it and/or modify
+ *      it under the terms of the GNU General Public License as published by
+ *      the Free Software Foundation; either version 2 of the License, or
+ *      (at your option) any later version.
+ *
+ *      This program is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *      GNU General Public License for more details.
+ *
+ *      You should have received a copy of the GNU General Public License
+ *      along with this program; if not, write to the Free Software
+ *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ Version : 0.01
+
+
+                            Mods
+ ----------------------------------------------------------------------------
+  Date     By                Description
+ ----------------------------------------------------------------------------
+
+ ***************************************************************************/
+
+#ifndef _rup_h
+#define _rup_h 1
+
+#ifdef SCCS_LABELS
+#ifndef lint
+/* static char *_rio_rup_h_sccs = "@(#)rup.h	1.5"; */
+#endif
+#endif
+
+#if defined( HOST ) || defined( INKERNEL )
+#define MAX_RUP          ((short) 16) 
+#endif
+#ifdef RTA
+#define MAX_RUP          ((short) 1)
+#endif
+
+#define PKTS_PER_RUP     ((short) 2)     /* They are always used in pairs */
+
+/*************************************************
+ * Define all the  packet request stuff
+ ************************************************/
+#define TX_RUP_INACTIVE          0        /* Nothing to transmit */
+#define TX_PACKET_READY          1        /* Transmit packet ready */
+#define TX_LOCK_RUP              2        /* Transmit side locked */
+
+#define RX_RUP_INACTIVE          0        /* Nothing received */
+#define RX_PACKET_READY          1        /* Packet received */
+
+#define RUP_NO_OWNER             0xff     /* RUP not owned by any process */
+
+struct RUP {
+             PKT_ptr    txpkt;            /* Outgoing packet */
+             PKT_ptr    rxpkt;            /* Incoming packet */
+             WORD       link;             /* Which link to send down? */
+             BYTE       rup_dest_unit[2]; /* Destination unit */
+             WORD       handshake;        /* For handshaking */
+             WORD       timeout;          /* Timeout */
+             WORD       status;           /* Status */
+             WORD       txcontrol;        /* Transmit control */
+             WORD       rxcontrol;        /* Receive control */
+           };
+ 
+#endif
+
+/*********** end of file ***********/
+