diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-06-22 12:14:01 +0200 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-06-22 12:14:01 +0200 |
| commit | b1658f93dc1157e7883d381b0316a60e760fe557 (patch) | |
| tree | 7b2d59c732ccef35872e531d6a4e0e0a2bf18ef4 /dev/kernel/HALKit | |
| parent | f153886c81c7d11b8e249fa769265646216d5584 (diff) | |
fix: HAL: syscall interrupt must be ring-3 only.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/kernel/HALKit')
| -rw-r--r-- | dev/kernel/HALKit/AMD64/HalDescriptorLoader.cc | 2 | ||||
| -rw-r--r-- | dev/kernel/HALKit/AMD64/Processor.h | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/dev/kernel/HALKit/AMD64/HalDescriptorLoader.cc b/dev/kernel/HALKit/AMD64/HalDescriptorLoader.cc index f9749946..dc680ce8 100644 --- a/dev/kernel/HALKit/AMD64/HalDescriptorLoader.cc +++ b/dev/kernel/HALKit/AMD64/HalDescriptorLoader.cc @@ -32,7 +32,7 @@ Void IDTLoader::Load(Register64& idt) { for (SizeT idt_indx = 0; idt_indx < kKernelIdtSize; ++idt_indx) { Detail::kInterruptVectorTable[idt_indx].Selector = kIDTSelector; Detail::kInterruptVectorTable[idt_indx].Ist = 0; - Detail::kInterruptVectorTable[idt_indx].TypeAttributes = kInterruptGate; + Detail::kInterruptVectorTable[idt_indx].TypeAttributes = kKernelInterruptId ? kUserInterruptGate : kInterruptGate; Detail::kInterruptVectorTable[idt_indx].OffsetLow = ((UIntPtr) ptr_ivt[idt_indx] & 0xFFFF); Detail::kInterruptVectorTable[idt_indx].OffsetMid = (((UIntPtr) ptr_ivt[idt_indx] >> 16) & 0xFFFF); diff --git a/dev/kernel/HALKit/AMD64/Processor.h b/dev/kernel/HALKit/AMD64/Processor.h index b6465941..99f857b1 100644 --- a/dev/kernel/HALKit/AMD64/Processor.h +++ b/dev/kernel/HALKit/AMD64/Processor.h @@ -47,6 +47,7 @@ #define IsLevelTriggered(FLG) (FLG & 8) #define kInterruptGate (0x8E) +#define kUserInterruptGate (0xEE) #define kTrapGate (0xEF) #define kTaskGate (0b10001100) #define kIDTSelector (0x08) |