/*  gxemul: $Id: if_mecreg.h,v 1.2 2005-03-05 12:34:02 debug Exp $  */
/*	$NetBSD: if_mecreg.h,v 1.4 2008/08/07 15:05:02 tsutsui Exp $	*/

#ifndef IF_MECREG_H
#define	IF_MECREG_H

/*
 * Copyright (c) 2001 Christopher Sekiya
 * Copyright (c) 2000 Soren S. Jorvang
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *          This product includes software developed for the
 *          NetBSD Project.  See http://www.NetBSD.org/ for
 *          information about NetBSD.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * MACE MAC110 ethernet register definitions
 */

#define MEC_MAC_CONTROL			0x00
#define  MEC_MAC_CORE_RESET		0x0000000000000001 /* reset signal */
#define  MEC_MAC_FULL_DUPLEX		0x0000000000000002 /* 1 to enable */
#define  MEC_MAC_INT_LOOPBACK		0x0000000000000004 /* 0 = normal op */
#define  MEC_MAC_SPEED_SELECT		0x0000000000000008 /* 0/1 10/100 */
#define  MEC_MAC_MII_SELECT		0x0000000000000010 /* MII/SIA */
#define  MEC_MAC_FILTER_MASK		0x0000000000000060
#define  MEC_MAC_FILTER_STATION		0x0000000000000000
#define  MEC_MAC_FILTER_MATCHMULTI	0x0000000000000020
#define  MEC_MAC_FILTER_ALLMULTI	0x0000000000000040
#define  MEC_MAC_FILTER_PROMISC		0x0000000000000060
#define  MEC_MAC_LINK_FAILURE		0x0000000000000080
#define  MEC_MAC_IPGT			0x0000000000007f00 /* interpacket gap */
#define  MEC_MAC_IPGT_SHIFT		8
#define  MEC_MAC_IPGR1			0x00000000003f8000
#define  MEC_MAC_IPGR1_SHIFT		15
#define  MEC_MAC_IPGR2			0x000000001fc00000
#define  MEC_MAC_IPGR2_SHIFT		22
#define  MEC_MAC_REVISION		0x00000000e0000000
#define  MEC_MAC_REVISION_SHIFT		29

#define MEC_MAC_IPG_DEFAULT						\
	(21 << MEC_MAC_IPGT_SHIFT) |					\
	(17 << MEC_MAC_IPGR1_SHIFT) |					\
	(11 << MEC_MAC_IPGR2_SHIFT)

#define MEC_INT_STATUS			0x08
#define  MEC_INT_STATUS_MASK		0x00000000000000ff
#define  MEC_INT_TX_EMPTY		0x0000000000000001
#define  MEC_INT_TX_PACKET_SENT		0x0000000000000002
#define  MEC_INT_TX_LINK_FAIL		0x0000000000000004
#define  MEC_INT_TX_MEM_ERROR		0x0000000000000008
#define  MEC_INT_TX_ABORT		0x0000000000000010
#define  MEC_INT_RX_THRESHOLD		0x0000000000000020
#define  MEC_INT_RX_FIFO_UNDERFLOW	0x0000000000000040
#define  MEC_INT_RX_DMA_UNDERFLOW	0x0000000000000080
#define  MEC_INT_RX_MCL_FIFO_ALIAS	0x0000000000001f00
#define  MEC_INT_RX_MCL_FIFO_SHIFT	8
#define  MEC_INT_TX_RING_BUFFER_ALIAS	0x0000000001ff0000
#define  MEC_INT_TX_RING_BUFFER_SHIFT	16
#define  MEC_INT_RX_SEQUENCE_NUMBER	0x000000003e000000
#define  MEC_INT_MCAST_HASH_OUTPUT	0x0000000040000000

#define MEC_DMA_CONTROL			0x10
#define  MEC_DMA_TX_INT_ENABLE		0x0000000000000001
#define  MEC_DMA_TX_DMA_ENABLE		0x0000000000000002
#define  MEC_DMA_TX_RING_SIZE_MASK	0x000000000000000c
#define  MEC_DMA_RX_INT_THRESHOLD	0x00000000000001f0
#define  MEC_DMA_RX_INT_THRESH_SHIFT	4
#define  MEC_DMA_RX_INT_ENABLE		0x0000000000000200
#define  MEC_DMA_RX_RUNT		0x0000000000000400
#define  MEC_DMA_RX_PACKET_GATHER	0x0000000000000800
#define  MEC_DMA_RX_DMA_OFFSET		0x0000000000007000
#define  MEC_DMA_RX_DMA_OFFSET_SHIFT	12
#define  MEC_DMA_RX_DMA_ENABLE		0x0000000000008000

#define MEC_TIMER			0x18
#define MEC_TX_ALIAS			0x20
#define  MEC_TX_ALIAS_INT_ENABLE	0x0000000000000001

#define MEC_RX_ALIAS			0x28
#define  MEC_RX_ALIAS_INT_ENABLE	0x0000000000000200
#define  MEC_RX_ALIAS_INT_THRESHOLD	0x00000000000001f0

#define MEC_TX_RING_PTR			0x30
#define  MEC_TX_RING_WRITE_PTR		0x00000000000001ff
#define  MEC_TX_RING_READ_PTR		0x0000000001ff0000
#define MEC_TX_RING_PTR_ALIAS		0x38

#define MEC_RX_FIFO			0x40
#define  MEC_RX_FIFO_ELEMENT_COUNT	0x000000000000001f
#define  MEC_RX_FIFO_READ_PTR		0x0000000000000f00
#define  MEC_RX_FIFO_GEN_NUMBER		0x0000000000001000
#define  MEC_RX_FIFO_WRITE_PTR		0x00000000000f0000
#define  MEC_RX_FIFO_GEN_NUMBER_2	0x0000000000100000

#define MEC_RX_FIFO_ALIAS1		0x48
#define MEC_RX_FIFO_ALIAS2		0x50
#define MEC_TX_VECTOR			0x58
#define MEC_IRQ_VECTOR			0x58

#define MEC_PHY_DATA			0x60
#define  MEC_PHY_DATA_BUSY		0x00010000
#define  MEC_PHY_DATA_VALUE		0x0000ffff

#define MEC_PHY_ADDRESS			0x68
#define  MEC_PHY_ADDR_REGISTER		0x0000001f
#define  MEC_PHY_ADDR_DEVICE		0x000003e0
#define  MEC_PHY_ADDR_DEVSHIFT		5

#define MEC_PHY_READ_INITIATE		0x70
#define MEC_PHY_BACKOFF			0x78

#define MEC_STATION			0xa0
#define MEC_STATION_ALT			0xa8
#define  MEC_STATION_MASK		0x0000ffffffffffffULL

#define MEC_MULTICAST			0xb0
#define MEC_TX_RING_BASE		0xb8
#define MEC_TX_PKT1_CMD_1		0xc0
#define MEC_TX_PKT1_BUFFER_1		0xc8
#define MEC_TX_PKT1_BUFFER_2		0xd0
#define MEC_TX_PKT1_BUFFER_3		0xd8
#define MEC_TX_PKT2_CMD_1		0xe0
#define MEC_TX_PKT2_BUFFER_1		0xe8
#define MEC_TX_PKT2_BUFFER_2		0xf0
#define MEC_TX_PKT2_BUFFER_3		0xf8

#define MEC_MCL_RX_FIFO			0x100

#endif	/*  IF_MECREG_H  */
