diff options
| author | Amlal <amlal@el-mahrouss-logic.com> | 2024-09-06 13:53:14 +0200 |
|---|---|---|
| committer | Amlal <amlal@el-mahrouss-logic.com> | 2024-09-06 13:53:14 +0200 |
| commit | 607b9fe59c1caefa58d7272702b0668e2a9192a4 (patch) | |
| tree | 003e4aa809128e4220d6091c470dc83d4b96ebe3 /dev | |
| parent | 48d5ea1be488018bc4b83be08b9d87b0e259e3f1 (diff) | |
[ IMP ] Fix GDT code segments.
Signed-off-by: Amlal <amlal@el-mahrouss-logic.com>
Diffstat (limited to 'dev')
| -rw-r--r-- | dev/ZKA/HALKit/AMD64/HalKernelMain.cxx | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx b/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx index 8d07e700..b420805b 100644 --- a/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx +++ b/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx @@ -87,14 +87,16 @@ EXTERN_C void hal_init_platform( kKernelPhysicalStart = reinterpret_cast<Kernel::VoidPtr>( reinterpret_cast<Kernel::UIntPtr>(kHandoverHeader->f_PhysicalStart)); + STATIC CONST auto cEntriesCount = 6; + /* GDT, mostly descriptors for user and kernel segments. */ - STATIC Kernel::HAL::Detail::ZKA_GDT_ENTRY ALIGN(0x08) cGdt[6] = { + STATIC Kernel::HAL::Detail::ZKA_GDT_ENTRY ALIGN(0x08) cGdt[cEntriesCount] = { {.fLimitLow = 0, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x00, .fFlags = 0x00, .fBaseHigh = 0}, // Null entry {.fLimitLow = 0xFFFF, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x9A, .fFlags = 0xAF, .fBaseHigh = 0}, // Kernel code - {.fLimitLow = 0xFFFF, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x92, .fFlags = 0xAF, .fBaseHigh = 0}, // Kernel data + {.fLimitLow = 0xFFFF, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x92, .fFlags = 0xCF, .fBaseHigh = 0}, // Kernel data {.fLimitLow = 0, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x00, .fFlags = 0x00, .fBaseHigh = 0}, {.fLimitLow = 0xFFFF, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x9A, .fFlags = 0xAF, .fBaseHigh = 0}, // User code - {.fLimitLow = 0xFFFF, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x92, .fFlags = 0xAF, .fBaseHigh = 0}, // User data + {.fLimitLow = 0xFFFF, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x92, .fFlags = 0xCF, .fBaseHigh = 0}, // User data // reserve them for later. // }; @@ -103,7 +105,7 @@ EXTERN_C void hal_init_platform( Kernel::HAL::RegisterGDT gdtBase; gdtBase.Base = reinterpret_cast<Kernel::UIntPtr>(cGdt); - gdtBase.Limit = (sizeof(Kernel::HAL::Detail::ZKA_GDT_ENTRY) * 6) - 1; + gdtBase.Limit = (sizeof(Kernel::HAL::Detail::ZKA_GDT_ENTRY) * cEntriesCount) - 1; CONST Kernel::HAL::GDTLoader cGDT; cGDT.Load(gdtBase); |