xt-sys/exectos
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Merge branch 'master' into master

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This commit is contained in:
Jozef Nagy
2023-11-28 15:38:53 +01:00
committed by Jozef Nagy
parent 56a73132f8 d17b06a180
commit 656c6b7d59
15 changed files with 461 additions and 15 deletions
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39
xtoskrnl/ke/amd64/irqs.c Normal file
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@@ -0,0 +1,39 @@
/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/ke/amd64/irqs.c
* DESCRIPTION: Kernel interrupts support for amd64 architecture
* DEVELOPERS: Rafal Kupiec <belliash@codingworkshop.eu.org>
*/
#include <xtos.h>
/**
* Sets new interrupt handler for the existing IDT entry.
*
* @param HalVector
* Supplies the HAL vector number.
*
* @param Handler
* Supplies the new interrupt handler.
*
* @return This routine does not return any value.
*
* @since XT 1.0
*/
XTAPI
VOID
KeSetInterruptHandler(IN ULONG Vector,
IN PVOID Handler)
{
PKPROCESSOR_BLOCK ProcessorBlock;
/* Get current processor block */
ProcessorBlock = KeGetCurrentProcessorBlock();
/* Update interrupt handler */
ProcessorBlock->IdtBase[(UCHAR) Vector].OffsetLow = ((ULONG_PTR)Handler & 0xFFFF);
ProcessorBlock->IdtBase[(UCHAR) Vector].OffsetMiddle = (((ULONG_PTR)Handler >> 16) & 0xFFFF);
ProcessorBlock->IdtBase[(UCHAR) Vector].OffsetHigh = (ULONG_PTR)Handler >> 32;
}

38
xtoskrnl/ke/i686/irqs.c Normal file
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@@ -0,0 +1,38 @@
/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/ke/i686/irqs.c
* DESCRIPTION: Kernel interrupts support for i686 architecture
* DEVELOPERS: Rafal Kupiec <belliash@codingworkshop.eu.org>
*/
#include <xtos.h>
/**
* Sets new interrupt handler for the existing IDT entry.
*
* @param HalVector
* Supplies the HAL vector number.
*
* @param Handler
* Supplies the new interrupt handler.
*
* @return This routine does not return any value.
*
* @since XT 1.0
*/
XTAPI
VOID
KeSetInterruptHandler(IN ULONG Vector,
IN PVOID Handler)
{
PKPROCESSOR_BLOCK ProcessorBlock;
/* Get current processor block */
ProcessorBlock = KeGetCurrentProcessorBlock();
/* Update interrupt handler */
ProcessorBlock->IdtBase[(UCHAR) Vector].Offset = (USHORT)((ULONG)Handler & 0xFFFF);
ProcessorBlock->IdtBase[(UCHAR) Vector].ExtendedOffset = (USHORT)((ULONG)Handler >> 16);
}

2
xtoskrnl/ke/i686/kthread.c
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@@ -43,7 +43,7 @@ KepInitializeThreadContext(IN PKTHREAD Thread,
PFX_SAVE_FORMAT FxSaveFormat;
/* Set initial thread frame */
ThreadFrame = ((PKTHREAD_INIT_FRAME)Thread->InitialStack) - sizeof(KTHREAD_INIT_FRAME);
ThreadFrame = (PKTHREAD_INIT_FRAME)(Thread->InitialStack - sizeof(KTHREAD_INIT_FRAME));
/* Fill floating point save area with zeroes */
RtlZeroMemory(&ThreadFrame->NpxFrame, sizeof(FX_SAVE_AREA));