daniel/MontaukOS
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feat: ext2 filesystem, installer updates, add update feature, and more

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daniel
2026-03-08 14:41:36 +01:00
parent 7617419640
commit bcd959b80f
23 changed files with 2717 additions and 130 deletions
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kernel/src/Sched/ElfLoader.cpp
+5 -1
View File
@@ -115,7 +115,11 @@ namespace Sched {
uint64_t virtAddr = segBase + p * 0x1000;
// Map into the process's PML4 with User bit set
Memory::VMM::Paging::MapUserIn(pml4Phys, physAddr, virtAddr);
if (!Memory::VMM::Paging::MapUserIn(pml4Phys, physAddr, virtAddr)) {
Kt::KernelLogStream(Kt::ERROR, "ELF") << "Failed to map page";
Memory::g_heap->Free(fileData);
return 0;
}
// Copy file data that overlaps this page (via HHDM)
uint64_t pageStart = virtAddr;
kernel/src/Sched/Scheduler.cpp
+8 -2
View File
@@ -149,7 +149,10 @@ namespace Sched {
return -1;
}
uint64_t physAddr = Memory::SubHHDM((uint64_t)page);
Memory::VMM::Paging::MapUserIn(pml4Phys, physAddr, userStackBase + i * 0x1000);
if (!Memory::VMM::Paging::MapUserIn(pml4Phys, physAddr, userStackBase + i * 0x1000)) {
Kt::KernelLogStream(Kt::ERROR, "Sched") << "Failed to map user stack page";
return -1;
}
if (i == UserStackPages - 1) topStackPagePhys = physAddr;
}
@@ -162,7 +165,10 @@ namespace Sched {
return -1;
}
uint64_t stubPhys = Memory::SubHHDM((uint64_t)stubPage);
Memory::VMM::Paging::MapUserIn(pml4Phys, stubPhys, ExitStubAddr);
if (!Memory::VMM::Paging::MapUserIn(pml4Phys, stubPhys, ExitStubAddr)) {
Kt::KernelLogStream(Kt::ERROR, "Sched") << "Failed to map exit stub";
return -1;
}
// Write: xor edi, edi; xor eax, eax; syscall
uint8_t* stub = (uint8_t*)stubPage;