129 lines
3.0 KiB
C
129 lines
3.0 KiB
C
/*******************************************************************************
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* NewOswan
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* mono_gpu.c: Implementation of the monochrome GPU
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*
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* Created by Manoël Trapier on 14/03/2022.
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* Copyright (c) 2014-2022 986-Studio. All rights reserved.
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*
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******************************************************************************/
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#if 0
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READ
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case 0xA0:
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case 0xAA:
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case 0xAB:
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case 0xAC:
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case 0xAD:
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retVal = ws_gpu_port_read(port);
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WRITE
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case 0x00:
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Log(TLOG_DEBUG, "GPU", "Screen enabled: W2:%c W2M:%c, SW:%c, S:%c, S2:%c, S1:%c",
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(value & 0x20)?'Y':'N',
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(value & 0x10)?'I':'O',
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(value & 0x08)?'Y':'N',
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(value & 0x04)?'Y':'N',
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(value & 0x02)?'Y':'N',
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(value & 0x01)?'Y':'N');
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break;
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case 0x04:
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if (ws_gpu_operatingInColor)
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{
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Log(TLOG_DEBUG, "GPU", "Sprite base: %04X", (value & 0x1F) << 9);
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}
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else
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{
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Log(TLOG_DEBUG, "GPU", "Sprite base: %04X", (value & 0x3F) << 9);
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}
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break;
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case 0x07:
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if (ws_gpu_operatingInColor)
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{
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Log(TLOG_DEBUG, "GPU", "Sprite Screen1 base: %04X", (value & 0x7) << 11);
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Log(TLOG_DEBUG, "GPU", "Sprite Screen2 base: %04X", (value & 0x70) << (11-4));
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}
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else
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{
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Log(TLOG_DEBUG, "GPU", "Sprite Screen1 base: %04X", (value & 0xF) << 11);
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Log(TLOG_DEBUG, "GPU", "Sprite Screen2 base: %04X", (value & 0xF0) << (11-4));
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}
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break;
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case 0x10:
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//Log(TLOG_DEBUG, "GPU", "Sprite Screen1 X scroll: %d", value);
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break;
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case 0x11:
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//Log(TLOG_DEBUG, "GPU", "Sprite Screen1 T scroll: %d", value);
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break;
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case 0x12:
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//Log(TLOG_DEBUG, "GPU", "Sprite Screen2 X scroll: %d", value);
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break;
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case 0x13:
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//Log(TLOG_DEBUG, "GPU", "Sprite Screen2 Y scroll: %d", value);
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break;
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case 0x01:
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case 0x02:
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case 0x03:
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case 0x05:
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case 0x06:
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case 0x08:
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case 0x09:
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case 0x0A:
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case 0x0B:
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case 0x0C:
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case 0x0D:
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case 0x0E:
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case 0x0F:
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case 0x14:
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break;
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case 0x15:
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Log(TLOG_DEBUG, "io", "Icons %c %c %c %c %c %c %c %c", (value >> 7) & 1 ? '?' : ' ', (value >> 6) & 1 ? '?' : ' ',
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(value >> 5) & 1 ? '3' : ' ', (value >> 4) & 1 ? '2' : ' ', (value >> 3) & 1 ? '1' : ' ',
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(value >> 2) & 1 ? 'H' : ' ', (value >> 1) & 1 ? 'V' : ' ', (value >> 0) & 1 ? 'S' : ' ');
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break;
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/* Palettes ? */
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case 0x1C:
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case 0x25:
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case 0x2F:
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case 0x38:
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case 0x1D:
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case 0x26:
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case 0x30:
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case 0x39:
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case 0x1E:
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case 0x27:
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case 0x31:
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case 0x3A:
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case 0x1F:
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case 0x28:
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case 0x32:
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case 0x3B:
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case 0x20:
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case 0x29:
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case 0x33:
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case 0x3C:
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case 0x21:
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case 0x2A:
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case 0x34:
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case 0x3E:
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case 0x22:
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case 0x2B:
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case 0x35:
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case 0x3F:
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case 0x23:
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case 0x2C:
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case 0x36:
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case 0x24:
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case 0x2E:
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case 0x37:
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break;
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#endif
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