/* * $Id: vt11.h,v 1.8 2005/01/14 18:58:02 phil Exp $ * interface to VT11 simulator * Phil Budne * September 16, 2003 * Substantially revised by Douglas A. Gwyn, 14 Jan. 2004 * * prerequisite: xy.h */ /* * Copyright (c) 2003-2004, Philip L. Budne and Douglas A. Gwyn * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * Except as contained in this notice, the names of the authors shall * not be used in advertising or otherwise to promote the sale, use or * other dealings in this Software without prior written authorization * from the authors. */ #ifndef SIM_DEFS_H_ typedef unsigned short uint16; typedef long int32; typedef unsigned long uint32; #endif /* SIM_DEFS_H_ */ /* * VT11 jumpers control character spacing; VS60 always uses VT11 normal. * The VT11_CSP_{W,H} #defines establish the initial default character * spacing; to change the VT11 simulation from these default values, * set vt11_csp_{w,h} before calling any function named vt11_*. */ extern unsigned char vt11_csp_w; /* horizontal character spacing */ #ifdef VT11_NARROW_OPT /* W3 or W6 installed */ #define VT11_CSP_W 12 #else /* VT11 normal; W4 or W5 installed */ #define VT11_CSP_W 14 #endif extern unsigned char vt11_csp_h; /* vertical character spacing */ #ifdef VT11_TALL_OPT /* W3 or W4 installed */ #define VT11_CSP_H 26 #else /* VT11 normal; W5 or W6 installed */ #define VT11_CSP_H 24 #endif /* * The DISPLAY_TYPE #define establishes the initial default display * type; to change from the default display type, set vt11_display * before calling any function named vt11_* (other than vt11_reset()). */ #ifndef DISPLAY_TYPE #define DISPLAY_TYPE DIS_VR17 /* default display type */ #endif extern enum display_type vt11_display; /* DIS_VR{14,17,48} */ /* * The PIX_SCALE #define establishes the initial default display scale * factor; to change from the default scale factor, set vt11_scale * before calling any function named vt11_* (other than vt11_reset()). */ #ifndef PIX_SCALE #define PIX_SCALE RES_HALF /* default display scale factor */ #endif extern int vt11_scale; /* RES_{FULL,HALF,QUARTER,EIGHTH} */ /* * When vt11_init (READONLY) is nonzero, it indicates that it is too late * to change display parameters (type, scale, character spacing, etc.). */ extern unsigned char vt11_init; /* set after display_init() called */ /* vt11.c simulates either a VT11 or a VT48(VS60), according to display type: */ #define VS60 (vt11_display == DIS_VR48) #define VT11 (!VS60) /* The display file is an array of 16-bit words. */ typedef uint16 vt11word; extern int32 vt11_get_dpc(void); /* read Display PC */ extern int32 vt11_get_mpr(void); /* read mode parameter register */ extern int32 vt11_get_xpr(void); /* read graphplot incr/X pos register */ extern int32 vt11_get_ypr(void); /* read char code/Y pos register */ extern int32 vt11_get_rr(void); /* read relocate register */ extern int32 vt11_get_spr(void); /* read status parameter register */ extern int32 vt11_get_xor(void); /* read X offset register */ extern int32 vt11_get_yor(void); /* read Y offset register */ extern int32 vt11_get_anr(void); /* read associative name register */ extern int32 vt11_get_scr(void); /* read slave console/color register */ extern int32 vt11_get_nr(void); /* read name register */ extern int32 vt11_get_sdr(void); /* read stack data register */ extern int32 vt11_get_str(void); /* read char string term register */ extern int32 vt11_get_sar(void); /* read stack address/maint register */ extern int32 vt11_get_zpr(void); /* read Z position register */ extern int32 vt11_get_zor(void); /* read Z offset register */ extern void vt11_set_dpc(uint16); /* write Display PC */ extern void vt11_set_mpr(uint16); /* write mode parameter register */ extern void vt11_set_xpr(uint16); /* write graphplot inc/X pos register */ extern void vt11_set_ypr(uint16); /* write char code/Y pos register */ extern void vt11_set_rr(uint16); /* write relocate register */ extern void vt11_set_spr(uint16); /* write status parameter register */ extern void vt11_set_xor(uint16); /* write X offset register */ extern void vt11_set_yor(uint16); /* write Y offset register */ extern void vt11_set_anr(uint16); /* write associative name register */ extern void vt11_set_scr(uint16); /* write slave console/color register */ extern void vt11_set_nr(uint16); /* write name register */ extern void vt11_set_sdr(uint16); /* write stack data register */ extern void vt11_set_str(uint16); /* write char string term register */ extern void vt11_set_sar(uint16); /* write stack address/maint register */ extern void vt11_set_zpr(uint16); /* write Z position register */ extern void vt11_set_zor(uint16); /* write Z offset register */ extern void vt11_reset(void); /* reset the display processor */ extern int vt11_cycle(int,int); /* perform a display processor cycle */ /* * callbacks from VT11/VS60 simulator (to SIMH PDP-11 VT driver, for example) */ extern int vt_fetch(uint32, vt11word *); /* get a display-file word */ extern void vt_stop_intr(void); /* post a display-stop interrupt */ extern void vt_lpen_intr(void); /* post a surface-related interrupt */ extern void vt_char_intr(void); /* post a bad-char./timeout interrupt */ extern void vt_name_intr(void); /* post a name-match interrupt */