1 /* $NetBSD: gencons.h,v 1.11 2017/05/22 16:46:15 ragge Exp $ */ 2 3 /* 4 * Copyright (c) 1994 Ludd, University of Lule}, Sweden. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 */ 28 29 /* All bugs are subject to removal without further notice */ 30 31 /* 32 * Some definitions for generic console interface (PR 32-35) 33 */ 34 35 /* PR_TXCS */ 36 #define GC_RDY 0x80 /* Console ready to xmit chr */ 37 #define GC_TIE 0x40 /* xmit interrupt enable */ 38 #define GC_LT 0x80000 /* VAX8600: Enable logical terminal */ 39 #define GC_WRT 0x8000 /* VAX8600: Allow mtpr's to console */ 40 41 /* PR_RXCS */ 42 #define GC_DON 0x80 /* character received */ 43 #define GC_RIE 0x40 /* recv interrupt enable */ 44 45 /* PR_RXDB */ 46 #define GC_ERR 0x8000 /* received character error */ 47 #define GC_CON 0xf00 /* mfpr($PR_RXDB)&GC_CON==0 then console chr */ 48 49 /* PR_TXDB */ 50 #define GC_CONS 0xf00 /* Console software !8600 */ 51 #define GC_BTFL 0x2 /* boot machine */ 52 #define GC_CWFL 0x3 /* clear warm start flag */ 53 #define GC_CCFL 0x4 /* clear cold start flag */ 54 55 /* Interrupt vectors used */ 56 #define SCB_G0R 0xf8 57 #define SCB_G0T 0xfc 58 #define SCB_G1R 0xc8 59 #define SCB_G1T 0xcc 60 #define SCB_G2R 0xd0 61 #define SCB_G2T 0xd4 62 #define SCB_G3R 0xd8 63 #define SCB_G3T 0xdc 64 65 /* Prototypes */ 66 void gencnputc(dev_t, int); 67 void gencnstarttx(void); 68