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Fixes bug in PIC.cpp: I AM STUPID. Data port is always 0x01, not incrementing... m(

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This commit is contained in:
Felix Queißner 2016-05-06 22:53:08 +02:00
parent ae33573513
commit 245895d7bd
4 changed files with 226 additions and 18 deletions
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2
prototypes/base/init.cpp
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@ -102,7 +102,7 @@ extern "C" void init(Structure const & data)
// asm volatile ("int $0x00");
Console::main << "Interrupts enabled.\n";
// Console::main << "Interrupts enabled.\n";
/*
for(int i = 0; i < 10; i++) {

223
prototypes/base/lists/interrupts.lst
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@ -18,6 +18,19 @@ ISR(16)
ISR_ERR(17)
ISR(18)
ISR(19)
ISR(20)
ISR(21)
ISR(22)
ISR(23)
ISR(24)
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@ -34,5 +47,211 @@ ISR(44)
ISR(45)
ISR(46)
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15
prototypes/base/src/idt.cpp
View file

@ -72,28 +72,17 @@ void IDT::dispatch(CpuState *cpu)
BSOD::die(Error::UnhandledException, "Unhandled Interrupt!", cpu);
}
if(cpu->interrupt <= 0x1F) {
// Exception Handling
} else if (cpu->interrupt >= 0x20 && cpu->interrupt <= 0x2F) {
// IRQ
// Console::main << "[IRQ " << (cpu->interrupt - 0x20) << "]";
// ACK interrupts
if (cpu->interrupt >= 0x20 && cpu->interrupt <= 0x2F) {
if(cpu->interrupt >= 0x28) {
slavePIC.sendEndOfInterrupt();
}
masterPIC.sendEndOfInterrupt();
} else {
BSOD::die(Error::UnhandledInterrupt, "Ermahgerd, Interrupts!", cpu);
}
}
Interrupt::Interrupt() :
isEnabled(false),
handler(nullptr)

4
prototypes/base/src/pic.cpp
View file

@ -14,8 +14,8 @@ void PIC::initialize(uint16_t irqBase, uint16_t icw3, uint16_t icw4)
{
outb(this->port + 0x00, 0x11);
outb(this->port + 0x01, irqBase);
outb(this->port + 0x02, icw3);
outb(this->port + 0x03, icw4);
outb(this->port + 0x01, icw3);
outb(this->port + 0x01, icw4);
}
void PIC::maskInterrupts(uint8_t mask)