Macintosh-HW
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MacIIROMDiskDriver
mirror of https://github.com/garrettsworkshop/MacIIROMDiskDriver.git
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Refactor settings load again

This commit is contained in:
Zane Kaminski 2021-04-02 06:29:33 -04:00
parent bbf5601b3e
commit acf71fcd80
3 changed files with 17 additions and 11 deletions
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28
rdisk.c
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@ -149,11 +149,6 @@ static void RDInit(IOParamPtr p, DCtlPtr d, RDiskStorage_t *c) {
c->initialized = 1;
// Decode settings
RDDecodeSettings(&unmountEN, &mountEN, &ramEN, &dbgEN, &cdrEN);
// Set debug and CD-ROM disable stuff in storage struct
peek24L((long*)0x40851D98, c->dbgDisPos);
peek24L((long*)0x40851D9C, c->cdrDisPos);
peek24(dbgEN ? RDiskBuf + c->dbgDisPos : (char*)0x40851DA8, c->dbgDisByte);
peek24(cdrEN ? RDiskBuf + c->cdrDisPos : (char*)0x40851DA9, c->cdrDisByte);
// If RAM disk enabled, try to allocate RAM disk buffer if not already
if (ramEN & !c->ramdisk) {
@ -186,12 +181,23 @@ static void RDInit(IOParamPtr p, DCtlPtr d, RDiskStorage_t *c) {
}
}
// Apply patches to RAM disk
if (c->ramdisk) {
// Patch debugger enable byte
poke24(c->ramdisk + c->dbgDisPos, c->dbgDisByte);
// Patch CD-R enable byte
poke24(c->ramdisk + c->cdrDisPos, c->cdrDisByte);
// Get debug and CD-ROM disable settings from ROM table
peek24L((long*)0x40851D98, c->dbgDisPos);
peek24L((long*)0x40851D9C, c->cdrDisPos);
// Patch
if (c->dbgDisPos < RDiskSize) {
if (c->ramdisk) { poke24(c->ramdisk + c->dbgDisPos, c->dbgDisByte); }
else { peek24(dbgEN ?
RDiskBuf + c->dbgDisPos :
(char*)0x40851DA8, c->dbgDisByte);
}
}
if (c->dbgDisPos < RDiskSize) {
if (c->ramdisk) { poke24(c->ramdisk + c->cdrDisPos, c->cdrDisByte); }
else { peek24(cdrEN ?
RDiskBuf + c->cdrDisPos :
(char*)0x40851DA9, c->cdrDisByte);
}
}
// Unmount if not booting from ROM disk