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fix(kcp, IDT, Heap, kernel): Various fixes, scrap broken memory allocator

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This commit is contained in:
Daniel Hammer
2025-03-11 20:00:04 +01:00
parent b774f82625
commit cc094a9172
23 changed files with 18910 additions and 195 deletions
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kernel/src/Hal/GDT.cpp
+4 -4
View File
@@ -3,7 +3,7 @@
*/
#include "GDT.hpp"
#include "../Terminal/terminal.hpp"
#include "../Terminal/Terminal.hpp"
// Limine loads a GDT of course, (CS = 0x28) but we will need to make a TSS someday... therefore we load our own now
@@ -14,7 +14,7 @@ namespace Hal {
BasicGDT kernelGDT{};
void PrepareGDT() {
kout << "[Hal] GDT at " << base::hex << (uint64_t)&kernelGDT << "\n";
kout << "HardwareAbstraction: GDT at " << base::hex << (uint64_t)&kernelGDT << "\n";
kernelGDT = {
// Code segment offset 0x08
// Data segment offset 0x10
@@ -61,10 +61,10 @@ namespace Hal {
void BridgeLoadGDT() {
// Puts the GDT pointer structure into the GDTR
kout << "[Hal] Setting GDTR" << Kt::newline;
kout << "HardwareAbstraction: Setting GDTR" << Kt::newline;
LoadGDT(&gdtPointer);
kout << "[Hal] Reloading segments" << Kt::newline;
kout << "HardwareAbstraction: Reloading segments" << Kt::newline;
ReloadSegments();
}
};
kernel/src/Hal/IDT.cpp
+7 -6
View File
@@ -16,6 +16,7 @@ namespace Hal {
constexpr auto TrapGate = 0x8F;
InterruptDescriptor* IDT;
InterruptDescriptor InterruptDescriptorTable[255]{};
IDTRStruct IDTR{};
const char* ExceptionStrings[] = {
@@ -55,12 +56,12 @@ namespace Hal {
template<size_t i>
__attribute__((interrupt)) void ExceptionHandler(System::PanicFrame* frame)
{
kcp::cstringstream stream;
stream << "Caught " << base::hex << "0x" << i << " " << ExceptionStrings[i] << " in kernel";
// kcp::cstringstream stream;
// stream << "Caught " << base::hex << "0x" << i << " " << ExceptionStrings[i] << " in kernel";
frame->InterruptVector = i;
Panic(stream.cstr(), frame);
Panic(ExceptionStrings[i], frame);
}
void LoadIDT(IDTRStruct& idtr) {
@@ -112,16 +113,16 @@ namespace Hal {
struct SetHandler<N,N> {static void run() {}};
void IDTInitialize() {
IDT = (InterruptDescriptor*)Memory::g_heap->Request(4096);
IDT = (InterruptDescriptor*)&InterruptDescriptorTable;
IDTR.Limit = 0x0FF;
IDTR.Base = (uint64_t)&IDT;
SetHandler<0, 31>::run();
kout << "[Hal] Created exception interrupt vectors" << "\n";
kout << "HardwareAbstraction: Created exception interrupt vectors" << "\n";
LoadIDT(IDTR);
kout << "[Hal] Loaded new IDT" << "\n";
kout << "HardwareAbstraction: Loaded new IDT" << "\n";
}
};