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68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
/*
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* external interface for type340.c
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* Simulator Independent DEC Type 340 Graphic Display Processor Simulation
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*/
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/*
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* Copyright (c) 2018, Philip L. Budne
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the author shall
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* not be used in advertising or otherwise to promote the sale, use or
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* other dealings in this Software without prior written authorization
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* from the authors.
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*/
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typedef unsigned int ty340word;
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/*
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* Type340 status bits
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* MUST BE EXACT SAME VALUES AS USED IN PDP-10 CONI!!!
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*/
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#define ST340_VEDGE 04000
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#define ST340_LPHIT 02000
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#define ST340_HEDGE 01000
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#define ST340_STOP_INT 00400
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/* NOT same as PDP-10 CONI */
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#define ST340_STOPPED 0400000
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/*
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* calls from host into type340.c
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*/
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ty340word ty340_reset(void *);
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ty340word ty340_status(void);
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ty340word ty340_instruction(ty340word inst);
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ty340word ty340_get_dac(void);
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ty340word ty340_get_asr(void);
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ty340word ty340_sense(ty340word);
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void ty340_set_dac(ty340word addr);
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void ty340_clear(ty340word addr);
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void ty340_cycle(void);
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void ty340_set_status(ty340word);
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void ty342_set_grid(int, int);
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/*
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* calls from type340.c into host simulator
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*/
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extern ty340word ty340_fetch(ty340word);
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extern void ty340_store(ty340word, ty340word);
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extern void ty340_lp_int(ty340word x, ty340word y);
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extern void ty340_rfd(void);
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