mirror of
https://github.com/libretro/beetle-pce-fast-libretro.git
synced 2024-11-27 10:00:24 +00:00
238 lines
13 KiB
C++
238 lines
13 KiB
C++
//---------------------------------------------------------------------------
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// NEOPOP : Emulator as in Dreamland
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//
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// Copyright (c) 2001-2002 by neopop_uk
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version. See also the license.txt file for
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// additional informations.
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//---------------------------------------------------------------------------
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#include "neopop.h"
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#include "TLCS-900h/TLCS900h_registers.h"
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#include "Z80_interface.h"
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#include "gfx.h"
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#include "mem.h"
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#include "interrupt.h"
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#include "sound.h"
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#include "dma.h"
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#include "bios.h"
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//=============================================================================
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uint8 ngpc_bios[0x10000]; //Holds bios program data
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//=============================================================================
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void reset(void)
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{
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NGPGfx->power();
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Z80_reset();
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reset_int();
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reset_timers();
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reset_memory();
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BIOSHLE_Reset();
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reset_registers(); // TLCS900H registers
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reset_dma();
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}
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//=============================================================================
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static const uint8 font[0x800] = {
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
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0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,
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0x00,0x00,0x00,0xF8,0xF8,0x18,0x18,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,
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0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,
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0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,
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0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
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0x20,0x30,0x38,0x3C,0x38,0x30,0x20,0x00,0x04,0x0C,0x1C,0x3C,0x1C,0x0C,0x04,0x00,
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0x00,0x00,0xFE,0x7C,0x38,0x10,0x00,0x00,0x00,0x00,0x10,0x38,0x7C,0xFE,0x00,0x00,
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0x20,0x3C,0x08,0x3C,0x28,0x7E,0x08,0x00,0x3C,0x24,0x3C,0x24,0x3C,0x24,0x24,0x00,
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0x3C,0x24,0x24,0x3C,0x24,0x24,0x3C,0x00,0x10,0x10,0x54,0x54,0x10,0x28,0xC6,0x00,
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0x10,0x12,0xD4,0x58,0x54,0x92,0x10,0x00,0x10,0x10,0x7C,0x10,0x38,0x54,0x92,0x00,
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0x10,0x28,0x7C,0x92,0x38,0x54,0xFE,0x00,0x10,0x10,0x10,0x7C,0x10,0x10,0xFE,0x00,
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0x7F,0xFF,0xE0,0xFF,0x7F,0x01,0xFF,0xFF,0xDC,0xDE,0x1F,0x9F,0xDF,0xDD,0xDC,0x9C,
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0x3B,0x3B,0x3B,0xBB,0xFB,0xFB,0xFB,0x7B,0x8F,0x9E,0xBC,0xF8,0xF8,0xBC,0x9E,0x8F,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x18,0x08,0x10,0x00,0x18,0x00,
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0x6C,0x6C,0x24,0x48,0x00,0x00,0x00,0x00,0x14,0x14,0xFE,0x28,0xFE,0x50,0x50,0x00,
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0x10,0x7C,0x90,0x7C,0x12,0xFC,0x10,0x00,0x42,0xA4,0xA8,0x54,0x2A,0x4A,0x84,0x00,
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0x30,0x48,0x38,0x62,0x94,0x88,0x76,0x00,0x18,0x18,0x08,0x10,0x00,0x00,0x00,0x00,
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0x08,0x10,0x20,0x20,0x20,0x10,0x08,0x00,0x20,0x10,0x08,0x08,0x08,0x10,0x20,0x00,
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0x10,0x92,0x54,0x38,0x38,0x54,0x92,0x00,0x10,0x10,0x10,0xFE,0x10,0x10,0x10,0x00,
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0x00,0x00,0x00,0x30,0x30,0x10,0x20,0x00,0x00,0x00,0x00,0xFE,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x60,0x60,0x00,0x02,0x04,0x08,0x10,0x20,0x40,0x80,0x00,
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0x3C,0x42,0x46,0x5A,0x62,0x42,0x3C,0x00,0x08,0x38,0x08,0x08,0x08,0x08,0x08,0x00,
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0x3C,0x42,0x42,0x0C,0x30,0x40,0x7E,0x00,0x3C,0x42,0x02,0x1C,0x02,0x42,0x3C,0x00,
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0x0C,0x14,0x24,0x44,0x7E,0x04,0x04,0x00,0x7E,0x40,0x7C,0x02,0x02,0x42,0x3C,0x00,
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0x3C,0x40,0x7C,0x42,0x42,0x42,0x3C,0x00,0x7E,0x02,0x04,0x08,0x08,0x10,0x10,0x00,
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0x3C,0x42,0x42,0x3C,0x42,0x42,0x3C,0x00,0x3C,0x42,0x42,0x42,0x3E,0x02,0x3C,0x00,
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0x00,0x18,0x18,0x00,0x18,0x18,0x00,0x00,0x00,0x18,0x18,0x00,0x18,0x08,0x10,0x00,
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0x00,0x08,0x10,0x20,0x10,0x08,0x00,0x00,0x00,0x00,0x3C,0x00,0x3C,0x00,0x00,0x00,
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0x00,0x10,0x08,0x04,0x08,0x10,0x00,0x00,0x3C,0x62,0x62,0x0C,0x18,0x00,0x18,0x00,
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0x7C,0x82,0xBA,0xA2,0xBA,0x82,0x7C,0x00,0x10,0x28,0x28,0x44,0x7C,0x82,0x82,0x00,
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0x7C,0x42,0x42,0x7C,0x42,0x42,0x7C,0x00,0x1C,0x22,0x40,0x40,0x40,0x22,0x1C,0x00,
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0x78,0x44,0x42,0x42,0x42,0x44,0x78,0x00,0x7E,0x40,0x40,0x7E,0x40,0x40,0x7E,0x00,
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0x7E,0x40,0x40,0x7C,0x40,0x40,0x40,0x00,0x3C,0x42,0x80,0x9E,0x82,0x46,0x3A,0x00,
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0x42,0x42,0x42,0x7E,0x42,0x42,0x42,0x00,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x00,
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0x02,0x02,0x02,0x02,0x42,0x42,0x3C,0x00,0x42,0x44,0x48,0x50,0x68,0x44,0x42,0x00,
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0x40,0x40,0x40,0x40,0x40,0x40,0x7E,0x00,0x82,0xC6,0xAA,0x92,0x82,0x82,0x82,0x00,
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0x42,0x62,0x52,0x4A,0x46,0x42,0x42,0x00,0x38,0x44,0x82,0x82,0x82,0x44,0x38,0x00,
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0x7C,0x42,0x42,0x7C,0x40,0x40,0x40,0x00,0x38,0x44,0x82,0x82,0x8A,0x44,0x3A,0x00,
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0x7C,0x42,0x42,0x7C,0x48,0x44,0x42,0x00,0x3C,0x42,0x40,0x3C,0x02,0x42,0x3C,0x00,
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0xFE,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x42,0x42,0x42,0x42,0x42,0x42,0x3C,0x00,
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0x82,0x82,0x44,0x44,0x28,0x28,0x10,0x00,0x82,0x92,0x92,0xAA,0xAA,0x44,0x44,0x00,
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0x82,0x44,0x28,0x10,0x28,0x44,0x82,0x00,0x82,0x44,0x28,0x10,0x10,0x10,0x10,0x00,
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0x7E,0x04,0x08,0x10,0x20,0x40,0x7E,0x00,0x18,0x10,0x10,0x10,0x10,0x10,0x18,0x00,
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0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x00,0x18,0x08,0x08,0x08,0x08,0x08,0x18,0x00,
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0x10,0x28,0x44,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x00,
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0x08,0x10,0x18,0x18,0x00,0x00,0x00,0x00,0x00,0x78,0x04,0x7C,0x84,0x84,0x7E,0x00,
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0x40,0x40,0x7C,0x42,0x42,0x42,0x3C,0x00,0x00,0x00,0x3C,0x42,0x40,0x42,0x3C,0x00,
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0x02,0x02,0x3E,0x42,0x42,0x42,0x3C,0x00,0x00,0x00,0x3C,0x42,0x7E,0x40,0x3E,0x00,
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0x0C,0x10,0x3E,0x10,0x10,0x10,0x10,0x00,0x00,0x3C,0x42,0x42,0x3E,0x02,0x7C,0x00,
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0x40,0x40,0x7C,0x42,0x42,0x42,0x42,0x00,0x18,0x18,0x00,0x08,0x08,0x08,0x08,0x00,
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0x06,0x06,0x00,0x02,0x42,0x42,0x3C,0x00,0x20,0x20,0x26,0x28,0x30,0x28,0x26,0x00,
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0x30,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x00,0x80,0xEC,0x92,0x92,0x92,0x92,0x00,
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0x00,0x40,0x78,0x44,0x44,0x44,0x44,0x00,0x00,0x00,0x3C,0x42,0x42,0x42,0x3C,0x00,
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0x00,0x3C,0x42,0x42,0x7C,0x40,0x40,0x00,0x00,0x78,0x84,0x84,0x7C,0x04,0x06,0x00,
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0x00,0x00,0x5C,0x62,0x40,0x40,0x40,0x00,0x00,0x00,0x3E,0x40,0x3C,0x02,0x7C,0x00,
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0x00,0x10,0x7C,0x10,0x10,0x10,0x0E,0x00,0x00,0x00,0x42,0x42,0x42,0x42,0x3F,0x00,
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0x00,0x00,0x42,0x42,0x24,0x24,0x18,0x00,0x00,0x00,0x92,0x92,0x92,0x92,0x6C,0x00,
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0x00,0x00,0x42,0x24,0x18,0x24,0x42,0x00,0x00,0x00,0x42,0x42,0x3E,0x02,0x7C,0x00,
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0x00,0x00,0x7E,0x02,0x3C,0x40,0x7E,0x00,0x08,0x10,0x10,0x20,0x10,0x10,0x08,0x00,
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0x10,0x10,0x10,0x00,0x10,0x10,0x10,0x00,0x20,0x10,0x10,0x08,0x10,0x10,0x20,0x00,
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0x00,0x00,0x60,0x92,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x90,0x90,0x60,0x00,
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0x1E,0x10,0x10,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x10,0x10,0xF0,0x00,
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0x00,0x00,0x00,0x80,0x40,0x60,0x60,0x00,0x00,0x00,0x00,0x30,0x78,0x30,0x00,0x00,
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0x20,0xF8,0x26,0x78,0xD0,0x80,0x7C,0x00,0x00,0x10,0x3A,0x1C,0x36,0x5A,0x36,0x00,
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0x00,0x00,0x44,0x42,0x42,0x42,0x30,0x00,0x00,0x3C,0x00,0x3C,0x42,0x02,0x3C,0x00,
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0x00,0x3C,0x00,0x7C,0x08,0x38,0x66,0x00,0x00,0x14,0x72,0x1C,0x32,0x52,0x34,0x00,
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0x00,0x28,0x2C,0x3A,0x62,0x16,0x10,0x00,0x00,0x08,0x5C,0x6A,0x4A,0x0C,0x18,0x00,
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0x00,0x08,0x0C,0x38,0x4C,0x4A,0x38,0x00,0x00,0x00,0x00,0x1C,0x62,0x02,0x1C,0x00,
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0x00,0x00,0x80,0x7E,0x00,0x00,0x00,0x00,0x28,0xF2,0x3C,0x6A,0xAA,0xB6,0xEC,0x00,
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0x80,0x88,0x84,0x84,0x82,0x92,0x70,0x00,0x78,0x00,0x3C,0xC2,0x02,0x04,0x78,0x00,
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0x78,0x00,0xFC,0x08,0x30,0x50,0x9E,0x00,0x2C,0xF2,0x20,0x7C,0xA2,0xA2,0xE4,0x00,
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0x28,0xF4,0x2A,0x4A,0x4A,0x88,0xB0,0x00,0x20,0xFC,0x12,0xFC,0x08,0xC2,0x7C,0x00,
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0x04,0x18,0x60,0x80,0xC0,0x30,0x0E,0x00,0x84,0xBE,0x84,0x84,0x84,0x84,0x58,0x00,
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0x00,0x7C,0x02,0x00,0x80,0x82,0x7E,0x00,0x20,0xFE,0x10,0x78,0x8C,0xC0,0x7C,0x00,
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0x80,0x80,0x80,0x80,0x82,0x84,0x78,0x00,0x04,0xFE,0x3C,0x44,0x7C,0x04,0x78,0x00,
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0x44,0x5E,0xF4,0x44,0x48,0x40,0x3E,0x00,0x44,0x58,0xE0,0x3E,0xC0,0x40,0x3C,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x90,0x90,0x60,0x00,
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0x1E,0x10,0x10,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x10,0x10,0xF0,0x00,
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0x00,0x00,0x00,0x80,0x40,0x60,0x60,0x00,0x00,0x00,0x00,0x30,0x78,0x30,0x00,0x00,
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0x1E,0x62,0x1E,0x62,0x04,0x0C,0x30,0x00,0x00,0x00,0x1E,0x6A,0x0E,0x08,0x18,0x00,
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|
0x00,0x00,0x06,0x18,0x68,0x08,0x08,0x00,0x00,0x10,0x1C,0x72,0x42,0x04,0x38,0x00,
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|
0x00,0x00,0x0C,0x78,0x10,0x10,0x7E,0x00,0x00,0x08,0x08,0x7C,0x18,0x28,0x48,0x00,
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|
0x00,0x00,0x26,0x1A,0x72,0x10,0x08,0x00,0x00,0x00,0x0C,0x34,0x04,0x08,0x7E,0x00,
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|
0x00,0x00,0x78,0x04,0x3C,0x04,0x78,0x00,0x00,0x00,0x52,0x4A,0x22,0x04,0x38,0x00,
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|
0x00,0x00,0x80,0x7E,0x00,0x00,0x00,0x00,0x3C,0xC2,0x14,0x1C,0x10,0x30,0x60,0x00,
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0x02,0x0C,0x38,0xC8,0x08,0x08,0x08,0x00,0x60,0x3C,0xE2,0x82,0x82,0x04,0x38,0x00,
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|
0x00,0x1C,0x70,0x10,0x10,0x1C,0xE2,0x00,0x08,0xFE,0x18,0x38,0x68,0xC8,0x18,0x00,
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0x10,0x3E,0xD2,0x12,0x22,0x62,0xCC,0x00,0x20,0x3C,0xF0,0x1E,0xF0,0x08,0x08,0x00,
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0x10,0x3E,0x62,0xC2,0x04,0x0C,0x70,0x00,0x40,0x7E,0x44,0x84,0x84,0x08,0x30,0x00,
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0x3E,0xC2,0x02,0x02,0x02,0x02,0xFC,0x00,0x44,0x5E,0xE4,0x44,0x44,0x08,0xF0,0x00,
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0x60,0x12,0xC2,0x22,0x04,0x04,0xF8,0x00,0x3C,0xC6,0x0C,0x08,0x38,0x6C,0xC6,0x00,
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0x40,0x4E,0x72,0xC4,0x4C,0x40,0x3E,0x00,0x82,0x42,0x62,0x04,0x04,0x08,0x70,0x00,
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0x3C,0x42,0x72,0x8A,0x04,0x0C,0x70,0x00,0x0C,0xF8,0x10,0xFE,0x10,0x10,0x60,0x00,
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0x22,0xA2,0x92,0x42,0x04,0x08,0x70,0x00,0x3C,0x40,0x1E,0xE8,0x08,0x10,0x60,0x00,
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0x40,0x40,0x70,0x4C,0x42,0x40,0x40,0x00,0x08,0x3E,0xC8,0x08,0x08,0x18,0x70,0x00,
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|
0x00,0x1C,0x60,0x00,0x00,0x3C,0xC2,0x00,0x3C,0xC2,0x26,0x38,0x1C,0x36,0xE2,0x00,
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|
0x10,0x3C,0xC6,0x1C,0x38,0xD6,0x12,0x00,0x02,0x02,0x02,0x06,0x04,0x1C,0xF0,0x00,
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|
0x18,0x4C,0x44,0x46,0x42,0x82,0x82,0x00,0x80,0x86,0xBC,0xE0,0x80,0x80,0x7E,0x00,
|
|
0x3C,0xC2,0x02,0x02,0x04,0x08,0x30,0x00,0x30,0x48,0x4C,0x84,0x86,0x02,0x02,0x00,
|
|
0x10,0xFE,0x10,0x54,0x52,0x92,0x92,0x00,0x3C,0xC2,0x02,0x44,0x28,0x10,0x0C,0x00,
|
|
0x70,0x0C,0x60,0x18,0xC4,0x30,0x0E,0x00,0x30,0x40,0x4C,0x84,0x8E,0xBA,0x62,0x00,
|
|
0x04,0x04,0x64,0x18,0x0C,0x16,0xE2,0x00,0x1C,0xE0,0x3E,0xE0,0x20,0x20,0x1E,0x00,
|
|
0x4E,0x52,0x62,0xE4,0x20,0x10,0x18,0x00,0x1C,0x64,0x04,0x08,0x08,0x10,0xFE,0x00,
|
|
0x1C,0x62,0x02,0x3E,0x02,0x02,0x7C,0x00,0x3C,0xC0,0x3E,0xC2,0x02,0x04,0x78,0x00,
|
|
0x44,0x42,0x42,0x42,0x22,0x04,0x78,0x00,0x50,0x50,0x52,0x52,0x52,0x54,0x88,0x00,
|
|
0x80,0x80,0x82,0x82,0x84,0x88,0xF0,0x00,0x1C,0xE2,0x82,0x82,0x82,0x4C,0x74,0x00,
|
|
0x3C,0xC2,0x82,0x82,0x02,0x04,0x38,0x00,0xC0,0x62,0x22,0x02,0x04,0x08,0xF0,0x00,
|
|
0x00,0x00,0x00,0x00,0x0A,0x05,0x05,0x00,0x00,0x00,0x00,0x00,0x02,0x05,0x02,0x00,
|
|
0x20,0xF8,0x40,0x5E,0x80,0xA0,0x9E,0x00,0x20,0xFE,0x40,0x7C,0xC2,0x86,0x3C,0x00,
|
|
0x00,0x3C,0xC6,0x02,0x02,0x0C,0x38,0x00,0x0E,0xF8,0x10,0x20,0x20,0x10,0x0E,0x00,
|
|
0x40,0x4C,0x30,0x40,0x80,0x80,0x7E,0x00,0x44,0xF2,0x4A,0x9C,0xA4,0xA6,0x3A,0x00,
|
|
0x40,0x5C,0x82,0x80,0xA0,0xA0,0x9E,0x00,0x48,0x7C,0x52,0xB2,0xBE,0xAA,0x4C,0x00,
|
|
0x20,0xFC,0x32,0x62,0xEE,0xAA,0x2C,0x00,0x38,0x54,0x92,0x92,0xB2,0xA2,0x4C,0x00,
|
|
0x44,0x5E,0x84,0x9C,0xA4,0xA6,0x9C,0x00,0x28,0xEE,0x44,0x84,0x84,0x44,0x38,0x00,
|
|
0x78,0x10,0x64,0x34,0x8A,0x8A,0x30,0x00,0x30,0x58,0x48,0x84,0x84,0x02,0x02,0x00,
|
|
0xBC,0x88,0xBE,0x84,0xBC,0xA6,0x9C,0x00,0x68,0x1E,0x68,0x1E,0x78,0x8C,0x7A,0x00,
|
|
0x70,0x14,0x7C,0x96,0x94,0x94,0x68,0x00,0x2C,0xF2,0x60,0xA0,0xA2,0xC2,0x7C,0x00,
|
|
0x48,0x7C,0x6A,0xAA,0xB2,0xB2,0x6C,0x00,0x10,0xF8,0x20,0xF8,0x22,0x22,0x1C,0x00,
|
|
0x48,0x5C,0x6A,0xC2,0x64,0x20,0x18,0x00,0x10,0xBC,0xD6,0xCA,0xAA,0x1C,0x70,0x00,
|
|
0x10,0x1C,0x12,0x70,0x9C,0x92,0x70,0x00,0xE0,0x18,0x40,0x7C,0xC2,0x82,0x3C,0x00,
|
|
0x44,0x42,0x82,0xA2,0x62,0x04,0x78,0x00,0x7C,0x38,0x7C,0xC2,0xBA,0x26,0x3C,0x00,
|
|
0x48,0xD4,0x64,0x64,0xC4,0xC4,0x46,0x00,0x7C,0x30,0x7C,0xC2,0x82,0x06,0x3C,0x00,
|
|
0x20,0xFC,0x32,0x62,0xE2,0xA2,0x2C,0x00,0x10,0x30,0x60,0x72,0xD2,0x92,0x9C,0x00,
|
|
0x00,0x00,0x00,0x00,0x0A,0x05,0x05,0x00,0x00,0x00,0x00,0x00,0x02,0x05,0x02,0x00
|
|
};
|
|
|
|
bool bios_install(void)
|
|
{
|
|
//=== Install the reverse engineered bios
|
|
int i;
|
|
|
|
uint32 vectable[] =
|
|
{
|
|
0xFF27A2, //0 VECT_SHUTDOWN
|
|
0xFF1030, //1 VECT_CLOCKGEARSET
|
|
0xFF1440, //2 VECT_RTCGET
|
|
0xFF12B4, //3 ?
|
|
0xFF1222, //4 VECT_INTLVSET
|
|
0xFF8D8A, //5 VECT_SYSFONTSET
|
|
0xFF6FD8, //6 VECT_FLASHWRITE
|
|
0xFF7042, //7 VECT_FLASHALLERS
|
|
0xFF7082, //8 VECT_FLASHERS
|
|
0xFF149B, //9 VECT_ALARMSET
|
|
0xFF1033, //10 ?
|
|
0xFF1487, //11 VECT_ALARMDOWNSET
|
|
0xFF731F, //12 ?
|
|
0xFF70CA, //13 VECT_FLASHPROTECT
|
|
0xFF17C4, //14 VECT_GEMODESET
|
|
0xFF1032, //15 ?
|
|
|
|
0xFF2BBD, //0x10 VECT_COMINIT
|
|
0xFF2C0C, //0x11 VECT_COMSENDSTART
|
|
0xFF2C44, //0x12 VECT_COMRECIVESTART
|
|
0xFF2C86, //0x13 VECT_COMCREATEDATA
|
|
0xFF2CB4, //0x14 VECT_COMGETDATA
|
|
0xFF2D27, //0x15 VECT_COMONRTS
|
|
0xFF2D33, //0x16 VECT_COMOFFRTS
|
|
0xFF2D3A, //0x17 VECT_COMSENDSTATUS
|
|
0xFF2D4E, //0x18 VECT_COMRECIVESTATUS
|
|
0xFF2D6C, //0x19 VECT_COMCREATEBUFDATA
|
|
0xFF2D85, //0x1a VECT_COMGETBUFDATA
|
|
};
|
|
|
|
//System Call Table, install iBIOSHLE instructions
|
|
for (i = 0; i <= 0x1A; i++)
|
|
{
|
|
*(uint32*)(ngpc_bios + 0xFE00 + (i * 4)) = htole32(vectable[i]);
|
|
ngpc_bios[vectable[i] & 0xFFFF] = 0x1F; //iBIOSHLE
|
|
}
|
|
|
|
//System Font
|
|
memcpy(ngpc_bios + 0x8DCF, font, 0x800);
|
|
|
|
//Default Interrupt handler
|
|
ngpc_bios[0x23DF] = 0x07; //RETI
|
|
|
|
// ==========
|
|
|
|
//Install a Quick and Dirty Bios
|
|
ngpc_bios[0xFFFE] = 0x68; // - JR 0xFFFFFE (Infinite loop!)
|
|
ngpc_bios[0xFFFF] = 0xFE;
|
|
|
|
return TRUE; //Success
|
|
}
|
|
|
|
//=============================================================================
|