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Implement KD subsystem, add serial & framebuffer debug providers

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This commit is contained in:
Aiken Harris
2025-09-04 10:49:40 +02:00
parent db81e43525
commit c2a4ad026a
16 changed files with 530 additions and 13 deletions
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1
xtoskrnl/ke/amd64/krnlinit.c
View File

@@ -109,7 +109,6 @@ KepStartKernel(VOID)
CurrentProcess->ActiveProcessors |= (ULONG_PTR)1 << Prcb->CpuNumber;
/* Enter infinite loop */
HlClearScreen(0x7F7F7FFF);
DebugPrint(L"KepStartKernel() finished. Entering infinite loop.\n");
for(;;);
}

1
xtoskrnl/ke/i686/krnlinit.c
View File

@@ -109,7 +109,6 @@ KepStartKernel(VOID)
CurrentProcess->ActiveProcessors |= (ULONG_PTR)1 << Prcb->CpuNumber;
/* Enter infinite loop */
HlClearScreen(0x7F7F7FFF);
DebugPrint(L"KepStartKernel() finished. Entering infinite loop.\n");
for(;;);
}

22
xtoskrnl/ke/krnlinit.c
View File

@@ -39,7 +39,21 @@ KeStartXtSystem(IN PKERNEL_INITIALIZATION_BLOCK Parameters)
if(DEBUG && KeInitializationBlock->LoaderInformation.DbgPrint)
{
/* Use loader's provided DbgPrint() routine for early printing to serial console */
KeDbgPrint = KeInitializationBlock->LoaderInformation.DbgPrint;
KdSetPrintRoutine(KeInitializationBlock->LoaderInformation.DbgPrint);
DebugPrint(L"Initializing ExectOS v%d.%d for %s\n", XTOS_VERSION_MAJOR, XTOS_VERSION_MINOR, _ARCH_NAME);
}
/* Initialize boot CPU */
ArInitializeProcessor(NULL);
/* Initialize system resources */
KepInitializeSystemResources();
/* Check if debugging enabled */
if(DEBUG)
{
/* Initialize debug I/O */
KdInitializeDebugIoProviders();
}
/* Announce kernel startup */
@@ -48,12 +62,6 @@ KeStartXtSystem(IN PKERNEL_INITIALIZATION_BLOCK Parameters)
XTOS_VERSION_BUILD, XTOS_VERSION_ARCH, XTOS_VERSION_HASH,
XTOS_COMPILER_NAME, XTOS_COMPILER_VERSION);
/* Initialize boot CPU */
ArInitializeProcessor(NULL);
/* Initialize system resources */
KepInitializeSystemResources();
/* Architecture specific kernel initialization */
KepInitializeMachine();

2
xtoskrnl/ke/panic.c
View File

@@ -76,6 +76,6 @@ KePanicEx(IN ULONG Code,
IN ULONG_PTR Parameter3,
IN ULONG_PTR Parameter4)
{
KeDbgPrint(L"Fatal System Error: 0x%08lx\nKernel Panic!\n\n", Code);
KdPrint(L"Fatal System Error: 0x%08lx\nKernel Panic!\n\n", Code);
KeHaltSystem();
}