// First C-function to be called
void KernelMain(uint16_t* InfoTableAddress)
{
// InfoTable is our custom structure which has some essential information about the system
// gained during system boot; and the information that is best found out about in real mode.
InfoTable = InfoTableAddress;
// Do memory setup
if (!InitializePhysicalMemory())
{
KernelPanic(SystemInitializationFailed);
}
if (!InitializeVirtualMemory(SystemInitializationFailed))
{
KernelPanic();
}
// Get basic interrupts and exceptions setup
// Initializing ACPI will generate page faults while parsing ACPI tables
// so we must first fill the IDT with offsets to basic exceptions and interrupts
PopulateIDTWithOffsets();
if(!InitializeACPI3())
{
KernelPanic(SystemInitializationFailed);
}
if(!SetupHardwareInterrupts())
{
KernelPanic(SystemInitializationFailed);
}
TerminalSetCursorPosition(33,12);
TerminalPrintString(HelloWorld, strlen(HelloWorld));
}
void MenuDisplayItem() // this method could blow up the stack! need to update
{
TerminalSetCursorPosition(5,1);
TerminalSendString(MenuItems[HWselection]);
/*
switch(selection){
case MNU_PATTERN:
TerminalSendString("pattern ");
break;
case MNU_SPEED:
TerminalSendString("speed ");
break;
case MNU_HOURS:
TerminalSendString("hours ");
break;
case MNU_AMPM:
TerminalSendString("AM or PM ");
break;
case MNU_MINS:
TerminalSendString("mins ");
break;
case MNU_SECS:
TerminalSendString("secs ");
break;
case MNU_HRMODE:
TerminalSendString("24 or 12 hr");
break;
case MNU_YEAR:
TerminalSendString("year ");
break;
case MNU_MONTH:
TerminalSendString("month ");
break;
case MNU_DAY:
TerminalSendString("day of week");
break;
case MNU_DATE:
TerminalSendString("date ");
break;
}*/
}
