/* $NetBSD: pstworeg.h,v 1.1 2006/12/02 22:18:47 freza Exp $ */ /* * Copyright (c) 2006 Jachym Holecek * All rights reserved. * * Written for DFC Design, s.r.o. * * 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. * * 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. */ #ifndef _VIRTEX_DEV_PSTWOREG_H_ #define _VIRTEX_DEV_PSTWOREG_H_ /* * PeeCee style PS2 serdes core. Doesn't save us much work, really. * Each instance handles one PS2 port, the user has to know if it's * mouse or keyboard. */ #define PSTWO_SIZE 0x1c /* Deal with inconsistent notation in Xilinx datasheets. Whee. */ #define PSTWO_BIT(n) (0x80000000U >> (n)) #define PSTWO_CTRL 0x0000 /* wo */ #define CTRL_RESET PSTWO_BIT(7) /* Component reset when set */ #define PSTWO_STAT 0x0004 /* ro */ #define STAT_TX_BUSY PSTWO_BIT(6) /* Transmitting byte */ #define STAT_RX_DONE PSTWO_BIT(7) /* Received a byte */ #define PSTWO_RX_DATA 0x0008 /* ro */ #define PSTWO_TX_DATA 0x000c /* wo */ #define DATA_RECV(x) ((x) >> 24) /* RX */ #define DATA_SEND(x) ((x) << 24) /* TX */ #define PSTWO_INTR_STAT 0x0010 /* ro */ #define PSTWO_INTR_ACK 0x0014 /* wo (reads as STAT) */ #define PSTWO_INTR_MSET 0x0018 /* wo (reads as MASK) */ #define PSTWO_INTR_MCLR 0x001c /* wo (reads as MASK) */ #define PSTWO_INTR_MASK PSTWO_INTR_MSET /* PSTWO_INTR_ bits */ #define INTR_RX_FULL PSTWO_BIT(2) /* Received byte */ #define INTR_RX_ERR PSTWO_BIT(3) /* Received corrupt packet */ #define INTR_RX_OVER PSTWO_BIT(4) /* RX overrun */ #define INTR_TX_DONE PSTWO_BIT(5) /* TX packet acknowledged */ #define INTR_TX_SENT PSTWO_BIT(6) /* TX packet sent */ #define INTR_TX_TIMO PSTWO_BIT(7) /* Clock lost while TX */ #define INTR_ANY (INTR_RX_FULL | INTR_RX_ERR | INTR_RX_OVER | \ INTR_TX_DONE | INTR_TX_SENT | INTR_TX_TIMO) #endif /*_VIRTEX_DEV_PSTWOREG_H_*/ |