303 lines
14 KiB
C++
303 lines
14 KiB
C++
// (C) 2018-2022 by Folkert van Heusden
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// Released under Apache License v2.0
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#include <string.h>
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#include <unistd.h>
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#include "memory.h"
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#include "cpu.h"
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#include "tty.h"
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#include "utils.h"
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#include "error.h"
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bus *b = nullptr;
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cpu *c = nullptr;
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tty *tty_ = nullptr;
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uint16_t loadbin(bus *const b)
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{
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#define PROGRAM 1
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#if PROGRAM == 1
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// xxd -i tester <-- raw, not the .bin!
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constexpr unsigned char tester[] = {
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0xc6, 0x15, 0x00, 0x02, 0x77, 0x00, 0xb6, 0x05, 0xc0, 0x15, 0xcf, 0x03,
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0xf7, 0x09, 0xe0, 0x05, 0xc1, 0x15, 0x5d, 0x6b, 0x01, 0x8d, 0xa1, 0x00,
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0xa2, 0x00, 0xa4, 0x00, 0xa8, 0x00, 0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0x00,
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0xc2, 0x8b, 0x01, 0x02, 0x87, 0x00, 0x80, 0x10, 0xf7, 0x09, 0xde, 0x05,
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0xc0, 0x15, 0xa0, 0x03, 0xf7, 0x09, 0xb8, 0x05, 0x87, 0x00, 0xa1, 0x00,
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0xa2, 0x00, 0xa4, 0x00, 0xa8, 0x00, 0x87, 0x00, 0xf7, 0x09, 0xf2, 0xff,
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0xc1, 0x15, 0x00, 0x80, 0xc1, 0x8b, 0x04, 0x03, 0xc2, 0x15, 0x01, 0x00,
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0x77, 0x00, 0x2e, 0x01, 0xf7, 0x09, 0xde, 0xff, 0xc1, 0x15, 0x80, 0x00,
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0xc1, 0x8b, 0x04, 0x02, 0xc2, 0x15, 0x02, 0x00, 0x77, 0x00, 0x1a, 0x01,
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0xf7, 0x09, 0xca, 0xff, 0xc1, 0x15, 0x7f, 0x00, 0x81, 0x8a, 0x04, 0x85,
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0xc2, 0x15, 0x03, 0x00, 0x77, 0x00, 0x06, 0x01, 0xf7, 0x09, 0xb6, 0xff,
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0xc1, 0x15, 0x80, 0xff, 0xc1, 0x8a, 0x04, 0x85, 0xc2, 0x15, 0x04, 0x00,
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0x77, 0x00, 0xf2, 0x00, 0xf7, 0x09, 0xa2, 0xff, 0xc1, 0x15, 0x7f, 0x00,
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0x81, 0x8a, 0x04, 0x81, 0xc2, 0x15, 0x05, 0x00, 0x77, 0x00, 0xde, 0x00,
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0xf7, 0x09, 0x8e, 0xff, 0xc1, 0x15, 0x80, 0x00, 0xc1, 0x8a, 0x04, 0x80,
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0xc2, 0x15, 0x06, 0x00, 0x77, 0x00, 0xca, 0x00, 0xf7, 0x09, 0x7a, 0xff,
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0xc1, 0x15, 0x80, 0x00, 0xc1, 0x8c, 0x04, 0x87, 0xc2, 0x15, 0x07, 0x00,
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0x77, 0x00, 0xb6, 0x00, 0xf7, 0x09, 0x66, 0xff, 0xc1, 0x15, 0x40, 0x00,
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0xc1, 0x8c, 0x04, 0x86, 0xc2, 0x15, 0x08, 0x00, 0x77, 0x00, 0xa2, 0x00,
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0xf7, 0x09, 0x52, 0xff, 0xc1, 0x15, 0x00, 0x00, 0xc1, 0x0b, 0x04, 0x03,
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0xc2, 0x15, 0x09, 0x00, 0x77, 0x00, 0x8e, 0x00, 0xf7, 0x09, 0x3e, 0xff,
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0xc1, 0x15, 0x00, 0x80, 0xc1, 0x0b, 0x04, 0x02, 0xc2, 0x15, 0x0a, 0x00,
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0x77, 0x00, 0x7a, 0x00, 0xf7, 0x09, 0x2a, 0xff, 0xc1, 0x15, 0xff, 0x7f,
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0x81, 0x0a, 0x04, 0x85, 0xc2, 0x15, 0x0b, 0x00, 0x77, 0x00, 0x66, 0x00,
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0xf7, 0x09, 0x16, 0xff, 0xc1, 0x15, 0x00, 0x80, 0xc1, 0x0a, 0x04, 0x85,
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0xc2, 0x15, 0x0c, 0x00, 0x77, 0x00, 0x52, 0x00, 0xf7, 0x09, 0x02, 0xff,
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0xc1, 0x15, 0xff, 0x7f, 0x81, 0x0a, 0x04, 0x81, 0xc2, 0x15, 0x0d, 0x00,
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0x77, 0x00, 0x3e, 0x00, 0xf7, 0x09, 0xee, 0xfe, 0xc1, 0x15, 0x00, 0x80,
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0xc1, 0x0a, 0x04, 0x80, 0xc2, 0x15, 0x0e, 0x00, 0x77, 0x00, 0x2a, 0x00,
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0xf7, 0x09, 0xda, 0xfe, 0xc1, 0x15, 0x00, 0x80, 0xc1, 0x0c, 0x04, 0x87,
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0xc2, 0x15, 0x0f, 0x00, 0x77, 0x00, 0x16, 0x00, 0xf7, 0x09, 0xc6, 0xfe,
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0xc1, 0x15, 0x00, 0x40, 0xc1, 0x0c, 0x04, 0x86, 0xc2, 0x15, 0x10, 0x00,
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0x77, 0x00, 0x02, 0x00, 0x87, 0x00, 0xf7, 0x09, 0xb0, 0xfe, 0x80, 0x10,
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0xf7, 0x09, 0x7e, 0x04, 0xc0, 0x8d, 0xf7, 0x09, 0x78, 0x04, 0xc0, 0x15,
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0xbc, 0x03, 0xf7, 0x09, 0x52, 0x04, 0x87, 0x00, 0x4d, 0x46, 0x50, 0x53,
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0x20, 0x2f, 0x20, 0x4d, 0x54, 0x50, 0x53, 0x20, 0x68, 0x61, 0x6e, 0x64,
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0x6c, 0x69, 0x6e, 0x67, 0x20, 0x46, 0x41, 0x49, 0x4c, 0x0d, 0x0a, 0x00,
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0x50, 0x53, 0x57, 0x20, 0x74, 0x72, 0x69, 0x67, 0x67, 0x65, 0x72, 0x20,
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0x66, 0x61, 0x69, 0x6c, 0x0d, 0x0a, 0x00, 0x50, 0x53, 0x57, 0x20, 0x68,
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0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67, 0x20, 0x74, 0x65, 0x73, 0x74,
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0x0d, 0x0a, 0x00, 0x00, 0xc0, 0x15, 0xb4, 0x04, 0xf7, 0x09, 0x04, 0x04,
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0xc0, 0x15, 0x01, 0x80, 0xc1, 0x15, 0x01, 0x01, 0xc0, 0x65, 0xeb, 0x03,
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0x40, 0x0b, 0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0xff, 0x80, 0x60, 0xc1, 0x0a,
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0xc1, 0x0b, 0xf6, 0x02, 0xc0, 0x25, 0xf0, 0x72, 0x12, 0x02, 0xc0, 0x15,
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0x01, 0x80, 0xc1, 0x15, 0x01, 0x01, 0xc0, 0x65, 0x0d, 0x00, 0x40, 0x8b,
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0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0xff, 0x80, 0x60, 0xc1, 0x0a, 0xc1, 0x0b,
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0xf6, 0x02, 0xc0, 0x25, 0x0e, 0x90, 0x01, 0x02, 0x87, 0x00, 0xc0, 0x15,
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0x3c, 0x04, 0xf7, 0x09, 0xb6, 0x03, 0x87, 0x00, 0x41, 0x44, 0x43, 0x20,
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0x68, 0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67, 0x20, 0x46, 0x41, 0x49,
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0x4c, 0x0d, 0x0a, 0x00, 0xc0, 0x15, 0x01, 0x80, 0xc1, 0x15, 0x01, 0x01,
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0xc0, 0xe5, 0xeb, 0x03, 0x80, 0x0b, 0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0xff,
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0x80, 0xe0, 0xc1, 0x0a, 0xc1, 0x0b, 0xf6, 0x02, 0xc0, 0x25, 0x0a, 0x8d,
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0x12, 0x02, 0xc0, 0x15, 0x01, 0x80, 0xc1, 0x15, 0x01, 0x01, 0xc0, 0xe5,
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0x0d, 0x00, 0x80, 0x8b, 0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0xff, 0x80, 0xe0,
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0xc1, 0x0a, 0xc1, 0x0b, 0xf6, 0x02, 0xc0, 0x25, 0xec, 0x6f, 0x01, 0x02,
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0x87, 0x00, 0xc0, 0x15, 0xa0, 0x04, 0xf7, 0x09, 0x52, 0x03, 0x87, 0x00,
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0x53, 0x42, 0x43, 0x20, 0x68, 0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67,
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0x20, 0x46, 0x41, 0x49, 0x4c, 0x0d, 0x0a, 0x00, 0x41, 0x44, 0x43, 0x2f,
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0x53, 0x42, 0x43, 0x20, 0x74, 0x65, 0x73, 0x74, 0x0d, 0x0a, 0x00, 0x00,
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0xc0, 0x15, 0x3d, 0x06, 0xf7, 0x09, 0x24, 0x03, 0xc0, 0x15, 0x55, 0xaa,
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0xc0, 0x25, 0x55, 0xaa, 0x04, 0x03, 0xc0, 0x15, 0x01, 0x00, 0x77, 0x00,
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0x36, 0x01, 0xc0, 0x95, 0xf0, 0x00, 0xc0, 0x25, 0xf0, 0xff, 0x04, 0x03,
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0xc0, 0x15, 0x02, 0x00, 0x77, 0x00, 0x24, 0x01, 0xc0, 0x95, 0x7f, 0x00,
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0xc0, 0x25, 0x7f, 0x00, 0x04, 0x03, 0xc0, 0x15, 0x03, 0x00, 0x77, 0x00,
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0x12, 0x01, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x12, 0xc1, 0x25, 0xd2, 0x04,
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0x04, 0x03, 0xc0, 0x15, 0x04, 0x00, 0x77, 0x00, 0xfe, 0x00, 0xc0, 0x15,
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0x52, 0x06, 0x01, 0x92, 0xc1, 0x25, 0xd2, 0xff, 0x04, 0x03, 0xc0, 0x15,
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0x05, 0x00, 0x77, 0x00, 0xea, 0x00, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x92,
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0xc1, 0x25, 0xd2, 0x04, 0x04, 0x02, 0xc0, 0x15, 0x06, 0x00, 0x77, 0x00,
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0xd6, 0x00, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x14, 0xc1, 0x25, 0xd2, 0x04,
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0x04, 0x03, 0xc0, 0x15, 0x07, 0x00, 0x77, 0x00, 0xc2, 0x00, 0xc2, 0x15,
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0x54, 0x06, 0x02, 0x20, 0x04, 0x03, 0xc0, 0x15, 0x08, 0x00, 0x77, 0x00,
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0xb2, 0x00, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x94, 0xc1, 0xa5, 0xd2, 0x00,
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0x04, 0x03, 0xc0, 0x15, 0x09, 0x00, 0x77, 0x00, 0x9e, 0x00, 0xc0, 0x15,
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0x52, 0x06, 0x00, 0x14, 0xc0, 0x25, 0xd2, 0x04, 0x04, 0x03, 0xc0, 0x15,
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0x0a, 0x00, 0x77, 0x00, 0x8a, 0x00, 0xc0, 0x1d, 0xc8, 0x00, 0xc8, 0x25,
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0xd2, 0x04, 0x04, 0x03, 0xc0, 0x15, 0x0c, 0x00, 0x77, 0x00, 0x78, 0x00,
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0x01, 0x16, 0xc2, 0x15, 0x54, 0x06, 0x02, 0x20, 0x04, 0x03, 0xc0, 0x15,
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0x0d, 0x00, 0x77, 0x00, 0x66, 0x00, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x18,
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0xc1, 0x25, 0x67, 0x11, 0x04, 0x03, 0xc0, 0x15, 0x0e, 0x00, 0x77, 0x00,
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0x52, 0x00, 0xc2, 0x15, 0x50, 0x06, 0x02, 0x20, 0x04, 0x03, 0xc0, 0x15,
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0x0f, 0x00, 0x77, 0x00, 0x42, 0x00, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x98,
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0xc1, 0xa5, 0x11, 0x00, 0x04, 0x03, 0xc0, 0x15, 0x10, 0x00, 0x77, 0x00,
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0x2e, 0x00, 0xc0, 0x15, 0x52, 0x06, 0x01, 0x1c, 0x02, 0x00, 0xc1, 0x25,
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0xe1, 0x10, 0x04, 0x03, 0xc0, 0x15, 0x11, 0x00, 0x77, 0x00, 0x18, 0x00,
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0xc0, 0x15, 0x56, 0x06, 0x01, 0x1e, 0x02, 0x00, 0xc1, 0x25, 0xe1, 0x10,
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0x04, 0x03, 0xc0, 0x15, 0x12, 0x00, 0x77, 0x00, 0x02, 0x00, 0x87, 0x00,
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0xf7, 0x09, 0xf6, 0x01, 0xc0, 0x15, 0x22, 0x06, 0xf7, 0x09, 0xd0, 0x01,
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0x87, 0x00, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x69, 0x6e, 0x67,
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0x20, 0x68, 0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67, 0x20, 0x46, 0x41,
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0x49, 0x4c, 0x0d, 0x0a, 0x00, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73,
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0x69, 0x6e, 0x67, 0x20, 0x74, 0x65, 0x73, 0x74, 0x73, 0x0d, 0x0a, 0x00,
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0x67, 0x11, 0xd2, 0x04, 0xe1, 0x10, 0x52, 0x06, 0x54, 0x06, 0xf7, 0x09,
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0x66, 0xfe, 0x87, 0x00, 0xc0, 0x15, 0xce, 0x06, 0xf7, 0x09, 0x88, 0x01,
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0xc0, 0x15, 0x03, 0x00, 0x00, 0x8d, 0xc0, 0x15, 0x00, 0x00, 0xc1, 0x8d,
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0xc1, 0x45, 0xf0, 0xff, 0xc1, 0x25, 0x05, 0x00, 0x04, 0x03, 0xc0, 0x15,
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0x01, 0x00, 0x77, 0x00, 0x20, 0x00, 0xc0, 0x15, 0x00, 0x00, 0x00, 0x8d,
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0xc0, 0x15, 0x00, 0x80, 0xc1, 0x8d, 0xc1, 0x45, 0xf0, 0xff, 0xc1, 0xa5,
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0x08, 0x00, 0x04, 0x03, 0xc0, 0x15, 0x02, 0x00, 0x77, 0x00, 0x02, 0x00,
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0x87, 0x00, 0xf7, 0x09, 0x64, 0x01, 0x40, 0x10, 0xf7, 0x09, 0x5e, 0x01,
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0xc0, 0x15, 0xba, 0x06, 0xf7, 0x09, 0x38, 0x01, 0x87, 0x00, 0x4d, 0x4f,
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0x56, 0x20, 0x68, 0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67, 0x20, 0x46,
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0x41, 0x49, 0x4c, 0x0d, 0x0a, 0x00, 0x4d, 0x4f, 0x56, 0x20, 0x66, 0x6c,
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0x61, 0x67, 0x20, 0x74, 0x65, 0x73, 0x74, 0x0d, 0x0a, 0x00, 0xc0, 0x15,
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0x50, 0x07, 0xf7, 0x09, 0x0a, 0x01, 0xc0, 0x15, 0x0f, 0x00, 0x00, 0x8d,
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0xc1, 0x15, 0x00, 0x00, 0xc1, 0x0b, 0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0xff,
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0xc2, 0x25, 0x04, 0x00, 0x04, 0x03, 0xc0, 0x15, 0x01, 0x00, 0x77, 0x00,
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0x22, 0x00, 0xc0, 0x15, 0x0f, 0x00, 0x00, 0x8d, 0xc1, 0x15, 0x00, 0x80,
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0xc1, 0x0b, 0xc2, 0x8d, 0xc2, 0x45, 0xf0, 0xff, 0xc2, 0x25, 0x08, 0x00,
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0x04, 0x03, 0xc0, 0x15, 0x02, 0x00, 0x77, 0x00, 0x02, 0x00, 0x87, 0x00,
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0xf7, 0x09, 0xe2, 0x00, 0x80, 0x10, 0xf7, 0x09, 0xdc, 0x00, 0xc0, 0x15,
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0x3c, 0x07, 0xf7, 0x09, 0xb6, 0x00, 0x87, 0x00, 0x54, 0x53, 0x54, 0x20,
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0x68, 0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67, 0x20, 0x46, 0x41, 0x49,
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0x4c, 0x0d, 0x0a, 0x00, 0x54, 0x53, 0x54, 0x20, 0x74, 0x65, 0x73, 0x74,
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0x0d, 0x0a, 0x00, 0x00, 0xc0, 0x15, 0xb2, 0x07, 0xf7, 0x09, 0x8c, 0x00,
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0xc0, 0x15, 0x08, 0x00, 0x00, 0x8d, 0x02, 0x04, 0x77, 0x00, 0x08, 0x00,
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0xc0, 0x15, 0x01, 0x00, 0x77, 0x00, 0x12, 0x00, 0xc0, 0x15, 0x0a, 0x00,
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0x00, 0x8d, 0x04, 0x04, 0xc0, 0x15, 0x02, 0x00, 0x77, 0x00, 0x02, 0x00,
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0x87, 0x00, 0xf7, 0x09, 0x80, 0x00, 0x80, 0x10, 0xf7, 0x09, 0x7a, 0x00,
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0xc0, 0x15, 0x9e, 0x07, 0xf7, 0x09, 0x54, 0x00, 0x87, 0x00, 0x42, 0x47,
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0x45, 0x20, 0x68, 0x61, 0x6e, 0x64, 0x6c, 0x69, 0x6e, 0x67, 0x20, 0x46,
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0x41, 0x49, 0x4c, 0x0d, 0x0a, 0x00, 0x42, 0x47, 0x45, 0x20, 0x74, 0x65,
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0x73, 0x74, 0x0d, 0x0a, 0x00, 0x00, 0xc0, 0x15, 0x5e, 0x08, 0xf7, 0x09,
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0x2a, 0x00, 0xf7, 0x09, 0x3e, 0xfa, 0xf7, 0x09, 0x76, 0xfa, 0xf7, 0x09,
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0x12, 0xfc, 0xf7, 0x09, 0x7a, 0xfc, 0xf7, 0x09, 0x80, 0xfe, 0xf7, 0x09,
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0x82, 0xfe, 0xf7, 0x09, 0xfc, 0xfe, 0xf7, 0x09, 0x76, 0xff, 0xc0, 0x15,
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0x72, 0x08, 0xf7, 0x09, 0x02, 0x00, 0x07, 0x89, 0x26, 0x10, 0xe6, 0x8d,
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0xc8, 0x8b, 0x08, 0x03, 0x1f, 0x92, 0x76, 0xff, 0xdf, 0x8b, 0x74, 0xff,
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0xfd, 0x80, 0x80, 0x0a, 0x77, 0x00, 0xec, 0xff, 0x16, 0x8d, 0x80, 0x15,
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0x87, 0x00, 0xe6, 0x8d, 0x26, 0x10, 0x66, 0x10, 0xc1, 0x15, 0x10, 0x00,
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0xc0, 0x0c, 0x07, 0x87, 0xdf, 0x8b, 0x74, 0xff, 0xfd, 0x80, 0xdf, 0x95,
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0x30, 0x00, 0x76, 0xff, 0x07, 0x01, 0xdf, 0x8b, 0x74, 0xff, 0xfd, 0x80,
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0xdf, 0x95, 0x31, 0x00, 0x76, 0xff, 0x00, 0x01, 0xc1, 0x0a, 0xc1, 0x0b,
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0xed, 0x02, 0xdf, 0x8b, 0x74, 0xff, 0xfd, 0x80, 0xdf, 0x95, 0x20, 0x00,
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0x76, 0xff, 0xdf, 0x8b, 0x74, 0xff, 0xfd, 0x80, 0xdf, 0x95, 0x20, 0x00,
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0x76, 0xff, 0x81, 0x15, 0x80, 0x15, 0x16, 0x8d, 0x87, 0x00, 0x74, 0x65,
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0x73, 0x74, 0x65, 0x72, 0x20, 0x72, 0x75, 0x6e, 0x6e, 0x69, 0x6e, 0x67,
|
|
0x2e, 0x2e, 0x2e, 0x0d, 0x0a, 0x00, 0x74, 0x65, 0x73, 0x74, 0x65, 0x72,
|
|
0x20, 0x66, 0x69, 0x6e, 0x69, 0x73, 0x68, 0x65, 0x64, 0x0d, 0x0a, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00
|
|
};
|
|
constexpr unsigned int tester_len = 1924;
|
|
|
|
uint16_t base = 512;
|
|
uint16_t exec = 512;
|
|
const unsigned char *code = tester;
|
|
unsigned int code_len = tester_len;
|
|
#endif
|
|
|
|
#if PROGRAM == 2
|
|
constexpr unsigned char test2[] = {
|
|
0xc6, 0x15, 0x00, 0x02, 0xc0, 0x15, 0x24, 0x02, 0xdf, 0x09, 0x0e, 0x02,
|
|
0x07, 0x89, 0x66, 0x10, 0x05, 0x01, 0xdf, 0x8b, 0x74, 0xff, 0xfd, 0x03,
|
|
0x5f, 0x90, 0x76, 0xff, 0x01, 0x94, 0xf9, 0x02, 0x81, 0x15, 0x87, 0x00,
|
|
0x74, 0x68, 0x65, 0x20, 0x71, 0x75, 0x69, 0x63, 0x6b, 0x20, 0x62, 0x72,
|
|
0x6f, 0x77, 0x6e, 0x20, 0x2e, 0x2e, 0x2e, 0x00
|
|
};
|
|
constexpr unsigned int test2_len = 56;
|
|
|
|
uint16_t base = 512;
|
|
uint16_t exec = 512;
|
|
const unsigned char *code = test2;
|
|
unsigned int code_len = test2_len;
|
|
#endif
|
|
|
|
for(int i=0; i<code_len; i++)
|
|
b -> writeByte(base++, code[i]);
|
|
|
|
return exec;
|
|
}
|
|
|
|
uint16_t exec_addr = 0;
|
|
|
|
uint32_t start_ts = 0;
|
|
|
|
void setup() {
|
|
Serial.begin(115200);
|
|
|
|
Serial.println(F("This PDP-11 emulator is called \"kek\" (reason for that is forgotten) and was written by Folkert van Heusden."));
|
|
|
|
Serial.print(F("Size of int: "));
|
|
Serial.println(sizeof(int));
|
|
|
|
Serial.print(F("CPU clock frequency: "));
|
|
Serial.println(getCpuFrequencyMhz());
|
|
|
|
Serial.print(F("Free RAM before init: "));
|
|
Serial.println(ESP.getFreeHeap());
|
|
|
|
Serial.println(F("Init bus"));
|
|
b = new bus();
|
|
|
|
Serial.println(F("Init CPU"));
|
|
c = new cpu(b);
|
|
|
|
Serial.println(F("Connect CPU to BUS"));
|
|
b->add_cpu(c);
|
|
|
|
c->setEmulateMFPT(true);
|
|
|
|
Serial.println(F("Init TTY"));
|
|
tty_ = new tty(false);
|
|
Serial.println(F("Connect TTY to bus"));
|
|
b->add_tty(tty_);
|
|
|
|
Serial.println(F("Load program"));
|
|
exec_addr = loadbin(b);
|
|
c->setRegister(7, exec_addr);
|
|
|
|
Serial.print(F("Free RAM after init: "));
|
|
Serial.println(ESP.getFreeHeap());
|
|
|
|
pinMode(LED_BUILTIN, OUTPUT);
|
|
|
|
Serial.println(F("Press <enter> to start"));
|
|
|
|
for(;;) {
|
|
if (Serial.available()) {
|
|
int c = Serial.read();
|
|
if (c == 13 || c == 10)
|
|
break;
|
|
}
|
|
|
|
delay(1);
|
|
}
|
|
|
|
Serial.println(F("Emulation starting!"));
|
|
|
|
start_ts = millis();
|
|
}
|
|
|
|
uint32_t icount = 0;
|
|
|
|
void loop() {
|
|
icount++;
|
|
|
|
if ((icount & 1023) == 0) {
|
|
if (Serial.available()) {
|
|
char c = Serial.read();
|
|
|
|
if (c > 0 && c < 127)
|
|
tty_->sendChar(c);
|
|
}
|
|
}
|
|
|
|
if (c->step()) {
|
|
Serial.println(F(""));
|
|
Serial.println(F(" *** EMULATION STOPPED *** "));
|
|
Serial.print(F("Instructions per second: "));
|
|
Serial.println(icount * 1000.0 / (millis() - start_ts));
|
|
delay(3000);
|
|
Serial.println(F(" *** EMULATION RESTARTING *** "));
|
|
|
|
c->setRegister(7, exec_addr);
|
|
c->resetHalt();
|
|
|
|
start_ts = millis();
|
|
icount = 0;
|
|
}
|
|
}
|