Macintosh-HW
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MacIIROMDiskDriver
mirror of https://github.com/garrettsworkshop/MacIIROMDiskDriver.git
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separate absolute loads

This commit is contained in:
Zane Kaminski 2021-04-02 03:19:09 -04:00
parent a5c57f060a
commit d1397fd8b8
3 changed files with 5 additions and 3 deletions
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bin/driver7M5.bin
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bin/rom8M.bin
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8
rdisk.c
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@ -57,7 +57,7 @@ void C24(Ptr sourcePtr, Ptr destPtr, unsigned long byteCount) {
void __attribute__ ((noinline)) P24(Ptr ptr, char patch) {
signed char mode = true32b;
SwapMMUMode(&mode);
*ptr = *((char*)0x40851DA8); // Patch byte
*ptr = patch; // Patch byte
SwapMMUMode(&mode);
}
@ -164,8 +164,10 @@ static void RDInit(IOParamPtr p, DCtlPtr d, RDiskStorage_t *c) {
// Patch debug and CD-ROM enable bytes
if (c->ramdisk) {
if (!dbgEN /*&& *RDiskDBGDisPos >= 0*/) { patch24(c->ramdisk + 0x00000031UL, 0x44); }
if (!cdrEN /*&& *RDiskCDRDisPos >= 0*/) { patch24(c->ramdisk + 0x00012CAFUL, 0x44); }
char patch = *((char*)0x40851DA8);
if (!dbgEN /*&& *RDiskDBGDisPos >= 0*/) { patch24(c->ramdisk + 0x00000031UL, patch); }
patch = *((char*)0x40851DA9);
if (!cdrEN /*&& *RDiskCDRDisPos >= 0*/) { patch24(c->ramdisk + 0x00012CAFUL, patch); }
}
// Unmount if not booting from ROM disk