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uvmac/src/ROMEMDEV.c
InvisibleUp d01d2f9e09 Move UI stuff into a subdirectory 
It seems that the resource file isn't ever attached to the EXE on Win32
2020-02-10 23:12:22 -05:00

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/*
ROMEMDEV.c
Copyright (C) 2007 Philip Cummins, Paul C. Pratt
You can redistribute this file and/or modify it under the terms
of version 2 of the GNU General Public License as published by
the Free Software Foundation. You should have received a copy
of the license along with this file; see the file COPYING.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
license for more details.
*/
/*
Read Only Memory EMulated DEVice
Checks the header of the loaded ROM image, and then patches
the ROM image.
This code descended from "ROM.c" in vMac by Philip Cummins.
Support for "Twiggy" Mac by Mathew Hybler.
*/
#ifndef AllFiles
#include "SYSDEPNS.h"
#include "UI/MYOSGLUE.h"
#include "ENDIANAC.h"
#include "EMCONFIG.h"
#include "GLOBGLUE.h"
#endif
#include "ROMEMDEV.h"
#define UseSonyPatch \
((CurEmMd <= kEmMd_Classic) || (CurEmMd == kEmMd_II) \
|| (CurEmMd == kEmMd_IIx))
#ifndef UseLargeScreenHack
#define UseLargeScreenHack 0
#endif
#if UseSonyPatch
LOCALVAR const uint8_t sony_driver[] = {
/*
Replacement for .Sony driver
68k machine code, compiled from mydriver.a
*/
0x4F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xEE, 0x00, 0x18, 0x00, 0x24, 0x00, 0x4A,
0x00, 0x8A, 0x05, 0x2E, 0x53, 0x6F, 0x6E, 0x79,
0x48, 0xE7, 0x00, 0xC0, 0x55, 0x4F, 0x3F, 0x3C,
0x00, 0x01, 0x60, 0x30, 0x48, 0xE7, 0x00, 0xC0,
0x55, 0x4F, 0x3F, 0x3C, 0x00, 0x02, 0x41, 0xFA,
0x01, 0x84, 0x2F, 0x18, 0x20, 0x50, 0x20, 0x8F,
0x5C, 0x4F, 0x30, 0x1F, 0x4C, 0xDF, 0x03, 0x00,
0x0C, 0x68, 0x00, 0x01, 0x00, 0x1A, 0x66, 0x1E,
0x4E, 0x75, 0x48, 0xE7, 0x00, 0xC0, 0x55, 0x4F,
0x3F, 0x3C, 0x00, 0x03, 0x41, 0xFA, 0x01, 0x5E,
0x2F, 0x18, 0x20, 0x50, 0x20, 0x8F, 0x5C, 0x4F,
0x30, 0x1F, 0x4C, 0xDF, 0x03, 0x00, 0x32, 0x28,
0x00, 0x06, 0x08, 0x01, 0x00, 0x09, 0x67, 0x0C,
0x4A, 0x40, 0x6F, 0x02, 0x42, 0x40, 0x31, 0x40,
0x00, 0x10, 0x4E, 0x75, 0x4A, 0x40, 0x6F, 0x04,
0x42, 0x40, 0x4E, 0x75, 0x2F, 0x38, 0x08, 0xFC,
0x4E, 0x75, 0x48, 0xE7, 0x00, 0xC0, 0x55, 0x4F,
0x3F, 0x3C, 0x00, 0x04, 0x41, 0xFA, 0x01, 0x1E,
0x2F, 0x18, 0x20, 0x50, 0x20, 0x8F, 0x5C, 0x4F,
0x30, 0x1F, 0x4C, 0xDF, 0x03, 0x00, 0x4E, 0x75,
0x48, 0xE7, 0xE0, 0xC0, 0x20, 0x2F, 0x00, 0x14,
0x59, 0x4F, 0x2F, 0x00, 0x55, 0x4F, 0x3F, 0x3C,
0x00, 0x08, 0x41, 0xFA, 0x00, 0xF8, 0x2F, 0x18,
0x20, 0x50, 0x20, 0x8F, 0x5C, 0x4F, 0x32, 0x1F,
0x58, 0x4F, 0x20, 0x1F, 0x4A, 0x41, 0x66, 0x06,
0x30, 0x7C, 0x00, 0x07, 0xA0, 0x2F, 0x4C, 0xDF,
0x03, 0x07, 0x58, 0x4F, 0x4E, 0x73, 0x21, 0x40,
0x00, 0x06, 0x43, 0xF8, 0x03, 0x08, 0x4E, 0xF9,
0x00, 0x40, 0x0B, 0x20, 0x4E, 0x75, 0x48, 0xE7,
0x1F, 0x10, 0x48, 0xE7, 0x00, 0xC0, 0x5D, 0x4F,
0x3F, 0x3C, 0x00, 0x05, 0x41, 0xFA, 0x00, 0xB6,
0x2F, 0x18, 0x20, 0x50, 0x20, 0x8F, 0x5C, 0x4F,
0x30, 0x1F, 0x2E, 0x1F, 0x0C, 0x40, 0xFF, 0xCF,
0x66, 0x06, 0x42, 0x40, 0x60, 0x00, 0x00, 0x8E,
0x4A, 0x40, 0x66, 0x00, 0x00, 0x88, 0x20, 0x07,
0xA7, 0x1E, 0x26, 0x48, 0x20, 0x0B, 0x67, 0x00,
0x00, 0x86, 0x9E, 0xFC, 0x00, 0x10, 0x2F, 0x0B,
0x2F, 0x07, 0x55, 0x4F, 0x3F, 0x3C, 0x00, 0x06,
0x41, 0xFA, 0x00, 0x7A, 0x2F, 0x18, 0x20, 0x50,
0x20, 0x8F, 0x5C, 0x4F, 0x30, 0x1F, 0x50, 0x4F,
0x2E, 0x1F, 0x76, 0x00, 0x36, 0x1F, 0x38, 0x1F,
0x3C, 0x1F, 0x3A, 0x1F, 0x26, 0x5F, 0x4A, 0x40,
0x66, 0x4A, 0x20, 0x0B, 0x67, 0x0E, 0x41, 0xFA,
0xFF, 0x8C, 0x27, 0x48, 0x00, 0x06, 0x20, 0x4B,
0xA0, 0x58, 0x60, 0x1A, 0x41, 0xFA, 0xFF, 0x70,
0x30, 0x3C, 0xA0, 0x4E, 0xA0, 0x47, 0x60, 0x0E,
0x20, 0x47, 0x30, 0x06, 0x48, 0x40, 0x30, 0x05,
0xA0, 0x4E, 0xDE, 0x83, 0x52, 0x46, 0x51, 0xCC,
0xFF, 0xF0, 0x48, 0x7A, 0xFF, 0x1C, 0x55, 0x4F,
0x3F, 0x3C, 0x00, 0x07, 0x41, 0xFA, 0x00, 0x1E,
0x2F, 0x18, 0x20, 0x50, 0x20, 0x8F, 0x5C, 0x4F,
0x30, 0x1F, 0x58, 0x4F, 0x4C, 0xDF, 0x03, 0x00,
0x4C, 0xDF, 0x08, 0xF8, 0x4E, 0x75, 0x30, 0x3C,
0xFF, 0xFF, 0x60, 0xF0
};
#endif
#if UseSonyPatch
LOCALVAR const uint8_t my_disk_icon[] = {
0x7F, 0xFF, 0xFF, 0xF0,
0x81, 0x00, 0x01, 0x08,
0x81, 0x00, 0x71, 0x04,
0x81, 0x00, 0x89, 0x02,
0x81, 0x00, 0x89, 0x01,
0x81, 0x00, 0x89, 0x01,
0x81, 0x00, 0x89, 0x01,
0x81, 0x00, 0x89, 0x01,
0x81, 0x00, 0x89, 0x01,
0x81, 0x00, 0x71, 0x01,
0x81, 0x00, 0x01, 0x01,
0x80, 0xFF, 0xFE, 0x01,
0x80, 0x00, 0x00, 0x01,
0x80, 0x00, 0x00, 0x01,
0x80, 0x00, 0x00, 0x01,
0x80, 0x00, 0x00, 0x01,
0x83, 0xFF, 0xFF, 0xC1,
0x84, 0x00, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x84, 0x06, 0x30, 0x21,
0x84, 0x06, 0x60, 0x21,
0x84, 0x06, 0xC0, 0x21,
0x84, 0x07, 0x80, 0x21,
0x84, 0x07, 0x00, 0x21,
0x84, 0x06, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x84, 0x00, 0x00, 0x21,
0x7F, 0xFF, 0xFF, 0xFE,
/* mask */
0x3F, 0xFF, 0xFF, 0xF0,
0x7F, 0xFF, 0xFF, 0xF0,
0xFF, 0xFF, 0xFF, 0xFC,
0xFF, 0xFF, 0xFF, 0xFC,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF,
0x7F, 0xFF, 0xFF, 0xFC,
0x3F, 0xFF, 0xFF, 0xFC,
/* empty pascal string */
0x00, 0x00,
};
#endif
#if CurEmMd <= kEmMd_Twig43
#define Sony_DriverBase 0x1836
#elif CurEmMd <= kEmMd_Twiggy
#define Sony_DriverBase 0x16E4
#elif CurEmMd <= kEmMd_128K
#define Sony_DriverBase 0x1690
#elif CurEmMd <= kEmMd_Plus
#define Sony_DriverBase 0x17D30
#elif CurEmMd <= kEmMd_Classic
#define Sony_DriverBase 0x34680
#elif (CurEmMd == kEmMd_II) || (CurEmMd == kEmMd_IIx)
#define Sony_DriverBase 0x2D72C
#endif
#define kVidMem_Base 0x00540000
#if UseSonyPatch
LOCALPROC Sony_Install(void)
{
ui3p pto = Sony_DriverBase + ROM;
MoveBytes((anyp)sony_driver, (anyp)pto, sizeof(sony_driver));
#if CurEmMd <= kEmMd_Twiggy
do_put_mem_long(pto + 0x14, 0x4469736B);
/* 'Disk' instead of 'Sony' */
#if CurEmMd <= kEmMd_Twig43
do_put_mem_word(pto + 0xEA, 0x0C8A);
#else
do_put_mem_word(pto + 0xEA, 0x0B74);
#endif
#endif
pto += sizeof(sony_driver);
do_put_mem_word(pto, kcom_callcheck);
pto += 2;
do_put_mem_word(pto, kExtnSony);
pto += 2;
do_put_mem_long(pto, kExtn_Block_Base); /* pokeaddr */
pto += 4;
my_disk_icon_addr = (pto - ROM) + kROM_Base;
MoveBytes((anyp)my_disk_icon, (anyp)pto, sizeof(my_disk_icon));
pto += sizeof(my_disk_icon);
#if UseLargeScreenHack
{
ui3p patchp = pto;
#include "SCRNHACK.h"
}
#endif
(void) pto; /* avoid warning about unused */
}
#endif
#ifndef DisableRomCheck
#define DisableRomCheck 1
#endif
#ifndef DisableRamTest
#define DisableRamTest 1
#endif
#ifdef CurAltHappyMac
#include "HPMCHACK.h"
#endif
#ifdef ln2mtb
LOCALPROC ROMscrambleForMTB(void)
{
int32_t j;
ui3p p = ROM;
ui3p p2 = ROM + (1 << ln2mtb);
for (j = kROM_Size / (1 << ln2mtb) / 2; --j >= 0; ) {
int32_t i;
for (i = (1 << ln2mtb); --i >= 0; ) {
uint8_t t0 = *p;
uint8_t t1 = *p2;
*p++ = t1;
*p2++ = t0;
}
p += (1 << ln2mtb);
p2 += (1 << ln2mtb);
}
}
#endif
GLOBALFUNC blnr ROM_Init(void)
{
#if DisableRomCheck
/* skip the rom checksum */
#if CurEmMd <= kEmMd_Twig43
/* no checksum code */
#elif CurEmMd <= kEmMd_Twiggy
do_put_mem_word(0x136 + ROM, 0x6004);
#elif CurEmMd <= kEmMd_128K
do_put_mem_word(0xE2 + ROM, 0x6004);
#elif CurEmMd <= kEmMd_Plus
do_put_mem_word(0xD7A + ROM, 0x6022);
#elif CurEmMd <= kEmMd_Classic
do_put_mem_word(0x1C68 + ROM, 0x6008);
#elif (CurEmMd == kEmMd_II) || (CurEmMd == kEmMd_IIx)
do_put_mem_word(0x2AB0 + ROM, 0x6008);
#endif
#endif /* DisableRomCheck */
#if DisableRamTest
#if CurEmMd <= kEmMd_128K
#elif CurEmMd <= kEmMd_Plus
do_put_mem_word(3752 + ROM, 0x4E71);
/* shorten the ram check read */
do_put_mem_word(3728 + ROM, 0x4E71);
/* shorten the ram check write */
#elif CurEmMd <= kEmMd_Classic
do_put_mem_word(134 + ROM, 0x6002);
do_put_mem_word(286 + ROM, 0x6002);
#elif (CurEmMd == kEmMd_II) || (CurEmMd == kEmMd_IIx)
do_put_mem_word(0xEE + ROM, 0x6002);
do_put_mem_word(0x1AA + ROM, 0x6002);
#endif
#endif /* DisableRamTest */
#ifdef CurAltHappyMac
PatchHappyMac();
#endif
/* do_put_mem_word(862 + ROM, 0x4E71); */ /* shorten set memory */
#if UseSonyPatch
Sony_Install();
#endif
#ifdef ln2mtb
ROMscrambleForMTB();
#endif
return trueblnr;
}
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