NetBoot/romdrv 0.9.6/RomDiskCP.c

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#include <A4Stuff.h> #include <Devices.h> #define kOnButton 2 #define kOffButton 3 #define kRAMButton 6 #define kROMButton 7 #pragma parameter __D0 ReadXPRam(__D0, __D1, __A0) short ReadXPRam(short size, short offset, char *where) = {0x4840, 0x3001, _ReadXPRam}; #pragma parameter __D0 WriteXPRam(__D0, __D1, __A0) short WriteXPRam(short size, short offset, char *where) = {0x4840, 0x3001, _WriteXPRam}; void updateDisplay(DialogPtr d, short numItems, char startup, char ram, char grayed); void updateDisplay(DialogPtr d, short numItems, char startup, char ram, char grayed) { GrafPtr savePort; Handle h; Rect r; short type; GetPort(&savePort); SetPort(d); GetDItem(d, kOnButton+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, startup); GetDItem(d, kOffButton+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, !startup); GetDItem(d, kRAMButton+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, ram); GetDItem(d, kROMButton+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, !ram); SetPort(savePort); return; } pascal long main(short message,short item,short numItems,short /*privateValue*/, EventRecord *e, void *cdev, DialogPtr d) { EnterCodeResource(); long result; Handle h; Rect r; short type; GrafPtr savePort; unsigned char **via1ptr = (unsigned char**)0x01D4; unsigned char data, dir; char startup = 0; char ram = 0; result = (long)cdev; switch (message) { case initDev: cdev = (Handle)cdevUnset; ReadXPRam(1, 4, &startup); ReadXPRam(1, 5, &ram); result = (long)cdev; break; case closeDev: cdev = (Handle)cdevUnset; result = cdevUnset; break; case macDev: result = 1L; break; case updateDev: case activDev: ReadXPRam(1, 4, &startup); ReadXPRam(1, 5, &ram); updateDisplay(d, numItems, startup, ram, 0); break; case deactivDev: ReadXPRam(1, 4, &startup); ReadXPRam(1, 5, &ram); updateDisplay(d, numItems, startup, ram, 1); break; case hitDev: ReadXPRam(1, 4, &startup); ReadXPRam(1, 5, &ram); switch(item-numItems) { case kOnButton: startup = 1; break; case kOffButton: startup = 0; break; case kRAMButton: ram = 1; break; case kROMButton: ram = 0; break; default: break; }; updateDisplay(d, numItems, startup, ram, 0); WriteXPRam(1, 4, &startup); WriteXPRam(1, 5, &ram); break; default: break; }; ExitCodeResource(); return result; }