mirror of
https://github.com/zydeco/minivmac4ios.git
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398 lines
12 KiB
C
Executable File
398 lines
12 KiB
C
Executable File
/*
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SCRNHACK.h
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Copyright (C) 2007 Paul C. Pratt
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You can redistribute this file and/or modify it under the terms
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of version 2 of the GNU General Public License as published by
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the Free Software Foundation. You should have received a copy
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of the license along with this file; see the file COPYING.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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license for more details.
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*/
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/*
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SCReeN Hack
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Patch ROM to support other screen sizes.
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*/
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#if CurEmMd <= kEmMd_128K
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do_put_mem_long(112 + ROM, kVidMem_Base);
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do_put_mem_long(260 + ROM, kVidMem_Base);
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do_put_mem_long(292 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 + 9) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 24))
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/ 8);
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/* sad mac, error code */
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do_put_mem_word(330 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(342 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(350 + ROM, vMacScreenWidth / 4 * 3 - 1);
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/* sad mac, blink pixels */
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do_put_mem_word(358 + ROM, vMacScreenWidth - 4);
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do_put_mem_word(456 + ROM,
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(vMacScreenHeight * vMacScreenWidth / 32) - 1 + 32);
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/* screen setup, main */
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{
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pto = 862 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x21FC); /* MOVE.L */
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patchp += 2;
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do_put_mem_long(patchp, kVidMem_Base); /* kVidMem_Base */
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patchp += 4;
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do_put_mem_word(patchp, 0x0824); /* (ScrnBase) */
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patchp += 2;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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}
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do_put_mem_word(892 + ROM, vMacScreenHeight - 1);
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do_put_mem_word(894 + ROM, vMacScreenWidth - 1);
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/* blink floppy, disk icon */
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do_put_mem_long(1388 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 25) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 16))
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/ 8);
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/* blink floppy, question mark */
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do_put_mem_long(1406 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 10) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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/* blink floppy and sadmac, position */
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do_put_mem_word(1966 + ROM, vMacScreenWidth / 8 - 4);
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do_put_mem_word(1982 + ROM, vMacScreenWidth / 8);
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/* sad mac, mac icon */
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do_put_mem_long(2008 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 25) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 16))
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/ 8);
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/* sad mac, frown */
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do_put_mem_long(2020 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 19) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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do_put_mem_word(2052 + ROM, vMacScreenWidth / 8 - 2);
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/* cursor handling */
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#if vMacScreenWidth >= 1024
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pto = 3448 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x41F8); /* Lea.L (CrsrSave),A0 */
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patchp += 2;
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do_put_mem_word(patchp, 0x088C);
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patchp += 2;
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do_put_mem_word(patchp, 0x203C); /* MOVE.L #$x,D0 */
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patchp += 2;
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do_put_mem_long(patchp, (vMacScreenWidth / 8));
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patchp += 4;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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#else
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do_put_mem_word(3452 + ROM, 0x7000 + (vMacScreenWidth / 8));
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#endif
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do_put_mem_word(3572 + ROM, vMacScreenWidth - 32);
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do_put_mem_word(3578 + ROM, vMacScreenWidth - 32);
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do_put_mem_word(3610 + ROM, vMacScreenHeight - 16);
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do_put_mem_word(3616 + ROM, vMacScreenHeight);
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#if vMacScreenWidth >= 1024
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pto = 3646 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x2A3C); /* MOVE.L #$x,D5 */
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patchp += 2;
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do_put_mem_long(patchp, (vMacScreenWidth / 8));
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patchp += 4;
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do_put_mem_word(patchp, 0xC2C5); /* MulU D5,D1 */
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patchp += 2;
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do_put_mem_word(patchp, 0xD3C1); /* AddA.L D1,A1 */
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patchp += 2;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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#else
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do_put_mem_word(3646 + ROM, 0x7A00 + (vMacScreenWidth / 8));
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#endif
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/* set up screen bitmap */
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do_put_mem_word(3832 + ROM, vMacScreenHeight);
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do_put_mem_word(3838 + ROM, vMacScreenWidth);
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/* do_put_mem_word(7810 + ROM, vMacScreenHeight); */
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#elif CurEmMd <= kEmMd_Plus
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do_put_mem_long(138 + ROM, kVidMem_Base);
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do_put_mem_long(326 + ROM, kVidMem_Base);
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do_put_mem_long(356 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 + 9) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 24))
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/ 8);
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/* sad mac, error code */
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do_put_mem_word(392 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(404 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(412 + ROM, vMacScreenWidth / 4 * 3 - 1);
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/* sad mac, blink pixels */
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do_put_mem_long(420 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 + 17) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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do_put_mem_word(494 + ROM,
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(vMacScreenHeight * vMacScreenWidth / 32) - 1);
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/* screen setup, main */
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{
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pto = 1132 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x21FC); /* MOVE.L */
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patchp += 2;
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do_put_mem_long(patchp, kVidMem_Base); /* kVidMem_Base */
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patchp += 4;
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do_put_mem_word(patchp, 0x0824); /* (ScrnBase) */
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patchp += 2;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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}
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do_put_mem_word(1140 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(1172 + ROM, vMacScreenHeight);
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do_put_mem_word(1176 + ROM, vMacScreenWidth);
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/* blink floppy, disk icon */
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do_put_mem_long(2016 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 25) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 16))
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/ 8);
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/* blink floppy, question mark */
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do_put_mem_long(2034 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 10) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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do_put_mem_word(2574 + ROM, vMacScreenHeight);
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do_put_mem_word(2576 + ROM, vMacScreenWidth);
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/* blink floppy and sadmac, position */
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do_put_mem_word(3810 + ROM, vMacScreenWidth / 8 - 4);
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do_put_mem_word(3826 + ROM, vMacScreenWidth / 8);
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/* sad mac, mac icon */
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do_put_mem_long(3852 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 25) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 16))
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/ 8);
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/* sad mac, frown */
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do_put_mem_long(3864 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 19) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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do_put_mem_word(3894 + ROM, vMacScreenWidth / 8 - 2);
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/* cursor handling */
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#if vMacScreenWidth >= 1024
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pto = 7372 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x41F8); /* Lea.L (CrsrSave), A0 */
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patchp += 2;
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do_put_mem_word(patchp, 0x088C);
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patchp += 2;
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do_put_mem_word(patchp, 0x203C); /* MOVE.L #$x, D0 */
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patchp += 2;
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do_put_mem_long(patchp, (vMacScreenWidth / 8));
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patchp += 4;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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#else
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do_put_mem_word(7376 + ROM, 0x7000 + (vMacScreenWidth / 8));
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#endif
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do_put_mem_word(7496 + ROM, vMacScreenWidth - 32);
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do_put_mem_word(7502 + ROM, vMacScreenWidth - 32);
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do_put_mem_word(7534 + ROM, vMacScreenHeight - 16);
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do_put_mem_word(7540 + ROM, vMacScreenHeight);
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#if vMacScreenWidth >= 1024
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pto = 7570 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x2A3C); /* MOVE.L #$x,D5 */
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patchp += 2;
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do_put_mem_long(patchp, (vMacScreenWidth / 8));
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patchp += 4;
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do_put_mem_word(patchp, 0xC2C5); /* MulU D5,D1 */
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patchp += 2;
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do_put_mem_word(patchp, 0xD3C1); /* AddA.L D1,A1 */
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patchp += 2;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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#else
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do_put_mem_word(7570 + ROM, 0x7A00 + (vMacScreenWidth / 8));
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#endif
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/* set up screen bitmap */
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do_put_mem_word(7784 + ROM, vMacScreenHeight);
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do_put_mem_word(7790 + ROM, vMacScreenWidth);
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do_put_mem_word(7810 + ROM, vMacScreenHeight);
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#if 0
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/*
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Haven't got these working. Alert outlines ok, but
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not contents. Perhaps global position of contents
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stored in system resource file.
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*/
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/* perhaps switch disk alert */
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do_put_mem_word(10936 + ROM, vMacScreenHeight / 2 - 91);
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do_put_mem_word(10938 + ROM, vMacScreenWidth / 2 - 136);
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do_put_mem_word(10944 + ROM, vMacScreenHeight / 2 - 19);
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do_put_mem_word(10946 + ROM, vMacScreenWidth / 2 + 149);
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do_put_mem_word(11008 + ROM, ?);
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do_put_mem_word(11010 + ROM, ?);
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/* DSAlertRect */
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do_put_mem_word(4952 + ROM, vMacScreenHeight / 2 - 107);
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do_put_mem_word(4954 + ROM, vMacScreenWidth / 2 - 236);
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do_put_mem_word(4958 + ROM, vMacScreenHeight / 2 + 19);
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do_put_mem_word(4960 + ROM, vMacScreenWidth / 2 + 236);
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do_put_mem_word(5212 + ROM, vMacScreenHeight / 2 - 101);
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do_put_mem_word(5214 + ROM, vMacScreenWidth / 2 - 218);
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#endif
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#elif CurEmMd <= kEmMd_Classic
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/* screen setup, main */
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{
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pto = 1482 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x21FC); /* MOVE.L */
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patchp += 2;
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do_put_mem_long(patchp, kVidMem_Base); /* kVidMem_Base */
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patchp += 4;
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do_put_mem_word(patchp, 0x0824); /* (ScrnBase) */
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patchp += 2;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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}
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do_put_mem_word(1490 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(1546 + ROM, vMacScreenHeight);
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do_put_mem_word(1550 + ROM, vMacScreenWidth);
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do_put_mem_word(2252 + ROM, vMacScreenHeight);
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do_put_mem_word(2254 + ROM, vMacScreenWidth);
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/* blink floppy, disk icon */
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do_put_mem_long(3916 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 25) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 16))
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/ 8);
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/* blink floppy, question mark */
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do_put_mem_long(3934 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 10) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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do_put_mem_long(4258 + ROM, kVidMem_Base);
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do_put_mem_word(4264 + ROM, vMacScreenHeight);
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do_put_mem_word(4268 + ROM, vMacScreenWidth);
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do_put_mem_word(4272 + ROM, vMacScreenWidth / 8);
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do_put_mem_long(4276 + ROM, vMacScreenNumBytes);
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/* sad mac, mac icon */
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do_put_mem_long(4490 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 25) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 16))
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/ 8);
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/* sad mac, frown */
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do_put_mem_long(4504 + ROM, kVidMem_Base
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+ (((vMacScreenHeight / 4) * 2 - 19) * vMacScreenWidth
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+ (vMacScreenWidth / 2 - 8))
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/ 8);
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do_put_mem_word(4528 + ROM, vMacScreenWidth / 8);
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/* blink floppy and sadmac, position */
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do_put_mem_word(4568 + ROM, vMacScreenWidth / 8);
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do_put_mem_word(4586 + ROM, vMacScreenWidth / 8);
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/* cursor handling */
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#if vMacScreenWidth >= 1024
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pto = 101886 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x41F8); /* Lea.L (CrsrSave),A0 */
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patchp += 2;
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do_put_mem_word(patchp, 0x088C);
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patchp += 2;
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do_put_mem_word(patchp, 0x203C); /* MOVE.L #$x,D0 */
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patchp += 2;
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do_put_mem_long(patchp, (vMacScreenWidth / 8));
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patchp += 4;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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#else
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do_put_mem_word(101890 + ROM, 0x7000 + (vMacScreenWidth / 8));
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#endif
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do_put_mem_word(102010 + ROM, vMacScreenWidth - 32);
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do_put_mem_word(102016 + ROM, vMacScreenWidth - 32);
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do_put_mem_word(102048 + ROM, vMacScreenHeight - 16);
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do_put_mem_word(102054 + ROM, vMacScreenHeight);
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#if vMacScreenWidth >= 1024
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pto = 102084 + ROM;
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do_put_mem_word(pto, 0x4EB9); /* JSR */
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pto += 2;
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do_put_mem_long(pto, kROM_Base + (patchp - ROM));
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pto += 4;
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do_put_mem_word(patchp, 0x2A3C); /* MOVE.L #$x, D5 */
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patchp += 2;
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do_put_mem_long(patchp, (vMacScreenWidth / 8));
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patchp += 4;
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do_put_mem_word(patchp, 0xC2C5); /* MulU D5, D1 */
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patchp += 2;
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do_put_mem_word(patchp, 0xD3C1); /* AddA.L D1, A1 */
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patchp += 2;
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do_put_mem_word(patchp, 0x4E75); /* RTS */
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patchp += 2;
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#else
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do_put_mem_word(102084 + ROM, 0x7A00 + (vMacScreenWidth / 8));
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#endif
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/* set up screen bitmap */
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do_put_mem_word(102298 + ROM, vMacScreenHeight);
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do_put_mem_word(102304 + ROM, vMacScreenWidth);
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do_put_mem_word(102324 + ROM, vMacScreenHeight);
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#endif
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