xt-sys/exectos
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Initial processor block initialization
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This commit is contained in:
Rafal Kupiec
2023-01-30 19:07:05 +01:00
parent ebe6792f2b
commit 6f068513cd
11 changed files with 469 additions and 171 deletions
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53
sdk/xtdk/i686/ketypes.h
View File

@@ -9,8 +9,10 @@
#ifndef __XTDK_I686_KETYPES_H
#define __XTDK_I686_KETYPES_H
#include <xtbase.h>
#include <xtstruct.h>
#include <xttypes.h>
#include ARCH_HEADER(xtstruct.h)
/* Selector masks */
@@ -30,6 +32,7 @@
#define KGDT_R0_LDT 0x0048
#define KGDT_DF_TSS 0x0050
#define KGDT_NMI_TSS 0x0058
#define KGDT_VDBS 0x0068
/* GDT descriptor privilege levels */
#define KGDT_DPL_SYSTEM 0
@@ -44,6 +47,7 @@
#define KGDT_DESCRIPTOR_CODE 0x08
/* GDT descriptor type codes */
#define KGDT_TYPE_NONE 0x0
#define KGDT_TYPE_CODE (0x10 | KGDT_DESCRIPTOR_CODE | KGDT_DESCRIPTOR_EXECUTE_READ)
#define KGDT_TYPE_DATA (0x10 | KGDT_DESCRIPTOR_READ_WRITE)
@@ -279,4 +283,53 @@ typedef struct _KTRAP_FRAME
ULONG V86Gs;
} KTRAP_FRAME, *PKTRAP_FRAME;
/* Special kernel registers structure definition */
typedef struct _KSPECIAL_REGISTERS
{
ULONG Cr0;
ULONG Cr2;
ULONG Cr3;
ULONG Cr4;
ULONG KernelDr0;
ULONG KernelDr1;
ULONG KernelDr2;
ULONG KernelDr3;
ULONG KernelDr6;
ULONG KernelDr7;
KDESCRIPTOR Gdtr;
KDESCRIPTOR Idtr;
USHORT Tr;
USHORT Ldtr;
ULONG Reserved[6];
} KSPECIAL_REGISTERS, *PKSPECIAL_REGISTERS;
/* Processor state frame structure definition */
typedef struct _KPROCESSOR_STATE
{
CONTEXT ContextFrame;
KSPECIAL_REGISTERS SpecialRegisters;
} KPROCESSOR_STATE, *PKPROCESSOR_STATE;
/* Processor Control Block (PRCB) structure definition */
typedef struct _KPROCESSOR_CONTROL_BLOCK
{
UCHAR Number;
ULONG_PTR SetMember;
KPROCESSOR_STATE ProcessorState;
ULONG_PTR MultiThreadProcessorSet;
PVOID DpcStack;
} KPROCESSOR_CONTROL_BLOCK, *PKPROCESSOR_CONTROL_BLOCK;
/* Processor Block structure definition */
typedef struct _KPROCESSOR_BLOCK
{
PKPROCESSOR_BLOCK Self;
PKPROCESSOR_CONTROL_BLOCK CurrentPrcb;
KIRQL Irql;
PKIDTENTRY IdtBase;
PKGDTENTRY GdtBase;
PKTSS TssBase;
KPROCESSOR_CONTROL_BLOCK Prcb;
} KPROCESSOR_BLOCK, *PKPROCESSOR_BLOCK;
#endif /* __XTDK_I686_KETYPES_H */

4
sdk/xtdk/i686/xtstruct.h
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@@ -27,6 +27,10 @@ typedef struct _KEXCEPTION_FRAME KEXCEPTION_FRAME, *PKEXCEPTION_FRAME;
typedef struct _KGDTENTRY KGDTENTRY, *PKGDTENTRY;
typedef struct _KIDTENTRY KIDTENTRY, *PKIDTENTRY;
typedef struct _KIIO_ACCESS_MAP KIIO_ACCESS_MAP, *PKIIO_ACCESS_MAP;
typedef struct _KPROCESSOR_BLOCK KPROCESSOR_BLOCK, *PKPROCESSOR_BLOCK;
typedef struct _KPROCESSOR_CONTROL_BLOCK KPROCESSOR_CONTROL_BLOCK, *PKPROCESSOR_CONTROL_BLOCK;
typedef struct _KPROCESSOR_STATE KPROCESSOR_STATE, *PKPROCESSOR_STATE;
typedef struct _KSPECIAL_REGISTERS KSPECIAL_REGISTERS, *PKSPECIAL_REGISTERS;
typedef struct _KTRAP_FRAME KTRAP_FRAME, *PKTRAP_FRAME;
typedef struct _KTSS KTSS, *PKTSS;