1 /* $NetBSD: tftreg.h,v 1.1 2006/12/02 22:18:47 freza Exp $ */ 2 3 /* 4 * Copyright (c) 2006 Jachym Holecek 5 * All rights reserved. 6 * 7 * Written for DFC Design, s.r.o. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _VIRTEX_DEV_LLFBREG_H_ 33 #define _VIRTEX_DEV_LLFBREG_H_ 34 35 #define TFT_SIZE 8 36 37 /* Used by PLB version, ignored in CDMAC version. */ 38 #define TFT_ADDR 0x0000 /* Framebuffer in RAM */ 39 #define ADDR_MASK 0xffe00000 /* High 11bits decoded */ 40 #define ADDR_ALIGN (~ADDR_MASK + 1) 41 #define ADDR_MAKE(addr) ((addr) >> 21) /* Write only useful bits */ 42 43 #define TFT_CTRL 0x0004 44 #define CTRL_RESET 0x80000000 /* Software reset */ 45 #define CTRL_REVERSE 0x00000002 /* Reverse scan direction */ 46 #define CTRL_ENABLE 0x00000001 47 48 #endif /* _VIRTEX_DEV_LLFBREG_H_ */ 49