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https://github.com/livingcomputermuseum/UniBone.git
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86 lines
1.5 KiB
C
86 lines
1.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <ctype.h>
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#include <assert.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <time.h>
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typedef uint8_t uint8, byte;
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typedef uint16_t uint16, word;
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typedef uint32_t uint32;
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#define WD(hi, lo) W((hi)<<8 | (lo))
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#define W(w) ((word)(w))
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#define M8 0377
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#define M16 0177777
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#define B7 0000200
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#define B15 0100000
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#define nil NULL
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#define SETMASK(l, r, m) l = (((l)&~(m)) | ((r)&(m)))
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//#define trace printf
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#define trace(...)
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int hasinput(int fd);
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int dial(char *host, int port);
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void serve(int port, void (*handlecon)(int, void*), void *arg);
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void nodelay(int fd);
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word sgn(word w);
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word sxt(byte b);
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typedef struct Bus Bus;
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typedef struct Busdev Busdev;
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struct Busdev
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{
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Busdev *next;
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void *dev;
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int (*dati)(Bus *bus, void *dev);
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int (*dato)(Bus *bus, void *dev);
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int (*datob)(Bus *bus, void *dev);
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int (*svc)(Bus *bus, void *dev);
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int (*bg)(void *dev);
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void (*reset)(void *dev);
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};
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void reset_null(void *dev);
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struct Bus
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{
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Busdev *devs;
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uint32 addr;
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word data;
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};
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int dati_bus(Bus *bus);
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int dato_bus(Bus *bus);
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int datob_bus(Bus *bus);
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typedef struct Memory Memory;
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struct Memory
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{
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word *mem;
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uint32 start, end;
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};
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int dati_mem(Bus *bus, void *dev);
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int dato_mem(Bus *bus, void *dev);
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int datob_mem(Bus *bus, void *dev);
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typedef struct KE11 KE11;
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struct KE11
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{
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word ac;
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word mq;
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word x;
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byte sc; /* 6 bits */
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byte sr;
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};
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int dati_ke11(Bus *bus, void *dev);
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int dato_ke11(Bus *bus, void *dev);
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int datob_ke11(Bus *bus, void *dev);
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void reset_ke11(void *dev);
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