diff options
Diffstat (limited to 'arch/x86_64/src/context_switching')
| -rw-r--r-- | arch/x86_64/src/context_switching/descriptor_table/segment_descriptor.cpp | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/x86_64/src/context_switching/descriptor_table/segment_descriptor.cpp b/arch/x86_64/src/context_switching/descriptor_table/segment_descriptor.cpp index ab8eaba..a743ad2 100644 --- a/arch/x86_64/src/context_switching/descriptor_table/segment_descriptor.cpp +++ b/arch/x86_64/src/context_switching/descriptor_table/segment_descriptor.cpp @@ -3,22 +3,26 @@ namespace teachos::arch::context_switching::descriptor_table { segment_descriptor::segment_descriptor(uint128_t flags) - : _reserved(flags >> 96U) + : _limit_1(flags << 112U) + , _base_1((flags >> 16U) << 88U) , _access((flags >> 44U) << 80U, (flags >> 40U) << 84U) + , _limit_2((flags >> 48U) << 72U) , _flag((flags >> 52U) << 72U) - , _base(((flags >> 64U) << 32U) << 32U | ((flags >> 56U) << 64U) << 24U | (flags >> 16U) << 88U) - , _limit(((flags >> 48U) << 72U) << 16U | flags << 112U) + , _base_2((flags >> 56U) << 32U) + , _reserved(flags >> 96U) { // Nothing to do. } segment_descriptor::segment_descriptor(access_byte access_byte, gdt_flags flags, uint64_t base, std::bitset<20U> limit) - : _reserved(0U) + : _limit_1((limit.to_ulong() << 4U) >> 16U) + , _base_1((base << 40U) >> 40U) , _access(access_byte) + , _limit_2(limit.to_ulong() >> 16U) , _flag(flags) - , _base(base) - , _limit(limit) + , _base_2(base >> 24U) + , _reserved(0U) { // Nothing to do } |