diff options
Diffstat (limited to 'kernel/inc')
| -rw-r--r-- | kernel/inc/constants.h | 50 | ||||
| -rw-r--r-- | kernel/inc/hal.h | 104 | ||||
| -rw-r--r-- | kernel/inc/kernel.h | 43 | ||||
| -rw-r--r-- | kernel/inc/macros.h | 43 | ||||
| -rw-r--r-- | kernel/inc/rtl.h | 33 | ||||
| -rw-r--r-- | kernel/inc/types.h | 80 |
6 files changed, 353 insertions, 0 deletions
diff --git a/kernel/inc/constants.h b/kernel/inc/constants.h new file mode 100644 index 0000000..13f47bd --- /dev/null +++ b/kernel/inc/constants.h @@ -0,0 +1,50 @@ +//+---------------------------------------------------------------------------- +// +// File: constants.h +// +// Module: +// +// Synopsis: +// +// Copyright (C) 2003 +// +// Created: sgasch 10 Oct 2003 +// +//+---------------------------------------------------------------------------- + +#ifndef _CONSTANTS_H_ +#define _CONSTANTS_H_ + +// +// Constants +// +#define YES (1) +#define NO (0) +#ifndef TRUE +#define TRUE (YES) +#endif +#ifndef FALSE +#define FALSE (NO) +#endif + +#define NULL ((void *)0) + +#define ASCII_ESC (0x1B) +#define ASCII_BS (0x08) + +#define USER_PRIVILEGE (3) +#define KERNEL_PRIVILEGE (0) + +// +// Device driver constants +// +#define DEVICE_DRIVER_INITIALIZATION (1) +#define DEVICE_IO_CONTROL (2) +#define DEVICE_READ (3) +#define DEVICE_WRITE (4) +#define DEVICE_DETATCH (6) +#define DEVICE_DRIVER_SHUTDOWN (7) + +#endif /* _CONSTANTS_H_ */ + + diff --git a/kernel/inc/hal.h b/kernel/inc/hal.h new file mode 100644 index 0000000..9a52a4e --- /dev/null +++ b/kernel/inc/hal.h @@ -0,0 +1,104 @@ +//+---------------------------------------------------------------------------- +// +// File: hal.h +// +// Module: +// +// Synopsis: +// +// Created: sgasch 5 Jul 2003 +// +//+---------------------------------------------------------------------------- +#ifndef HAL_H +#define HAL_H + +// +// Video/CRT driver +// +#define BLACK (0) +#define BLUE (1) +#define GREEN (2) +#define CYAN (3) +#define RED (4) +#define MAGENTA (5) +#define YELLOW (6) +#define GRAY (7) +#define HIGH (8) +#define WHITE (HIGH | GRAY) + +void +HalVideoSetCurrentColorAttribute(BYTE bFg, BYTE bBg); + +void +HalVideoClearScreen(void); + +void +HalVideoGetCursorPosition(BYTE *pbLine, BYTE *pbCol); + +void +HalVideoSetCursorPosition(BYTE bLine, BYTE bCol); + +void +HalVideoPutNullTerminatedString(BYTE *s); + +void +HalVideoInitialize(BIOS_HARDWARE_BLOCK *phw); + +void +HalVideoPrint(CHAR *szFormat, ...); + +// +// Keyboard driver +// +#define KB_IRQ (1) +typedef WORD KEYCODE; + +typedef struct _INTERRUPT_STATE +{ + // The register contents at the time of the exception. + // We save these explicitly. + ULONG gs; + ULONG fs; + ULONG es; + ULONG ds; + ULONG ebp; + ULONG edi; + ULONG esi; + ULONG edx; + ULONG ecx; + ULONG ebx; + ULONG eax; + + // We explicitly push the interrupt number. + // This makes it easy for the handler function to determine + // which interrupt occurred. + ULONG uIntNum; + + // This may be pushed by the processor; if not, we push + // a dummy error code, so the stack layout is the same + // for every type of interrupt. + ULONG uErrorCode; + + // These are always pushed on the stack by the processor. + ULONG eip; + ULONG cs; + ULONG eflags; +} +INTERRUPT_STATE; + +typedef void (*INTERRUPT_HANDLER)(INTERRUPT_STATE *pState); + +void HalInitializeInterrupts(void); +void HalInterruptInstallHandler(ULONG uIntNum, INTERRUPT_HANDLER p); +void HalInterruptDisable(); +void HalInterruptEnable(); + +void HalIoDelay(); + +void HalTimerInt(INTERRUPT_STATE *p); +void HalKeyboardInt(INTERRUPT_STATE *p); + +extern UINT64 g_ullTimeStampCounter; +ULONG HalReadTimestampCounter(void); + +#endif // HAL_H diff --git a/kernel/inc/kernel.h b/kernel/inc/kernel.h new file mode 100644 index 0000000..7172401 --- /dev/null +++ b/kernel/inc/kernel.h @@ -0,0 +1,43 @@ +//+---------------------------------------------------------------------------- +// +// File: kernel.h +// +// Module: +// +// Synopsis: +// +// Created: sgasch 5 Jul 2003 +// +//+---------------------------------------------------------------------------- + +#ifndef _KERNEL_H_ +#define _KERNEL_H_ + +#include "types.h" +#include "constants.h" +#include "macros.h" + +// +// Shared data structures +// +typedef struct _BIOS_HARDWARE_BLOCK +{ + BYTE bDisplayType; + BYTE bFontSize; + WORD wEquipmentBitvector; + WORD wMemorySize; + WORD wSystemClock; +} +BIOS_HARDWARE_BLOCK; + +// Write a byte to an I/O port. +void +out(WORD port, BYTE value); + +BYTE +in(WORD port); + +void +iodelay(void); + +#endif /* _KERNEL_H_ */ diff --git a/kernel/inc/macros.h b/kernel/inc/macros.h new file mode 100644 index 0000000..21340ad --- /dev/null +++ b/kernel/inc/macros.h @@ -0,0 +1,43 @@ +//+---------------------------------------------------------------------------- +// +// File: macros.h +// +// Module: +// +// Synopsis: +// +// Copyright (C) 2003 +// +// Created: sgasch 10 Oct 2003 +// +//+---------------------------------------------------------------------------- + +#ifndef _MACROS_H_ +#define _MACROS_H_ + +// +// Macros +// +#define ARRAY_LENGTH(a) (sizeof((a)) / sizeof((a)[0])) +#define MIN(x, y) (((x) < (y)) ? (x) : (y)) +#define MAX(x, y) (((x) > (y)) ? (x) : (y)) + +#if 1 +void _assert(CHAR *, CHAR *, ULONG); +void VideoPrint(CHAR *, ...); +#define ASSERT(x) if (x) \ + { ; } \ + else \ + { _assert(__FUNCTION__ , \ + __FILE__ , \ + __LINE__); } +#define TRACE(f, ...) VideoPrint("%s:%u> " ##f , __FUNCTION__ , \ + __LINE__ , ##__VA_ARGS__) +#else +#define ASSERT(x) ; +#define TRACE(f, ...) ; +#endif // DEBUG + +#define CURRENT_STAMP(a) asm volatile("rdtsc" : "=a"(((unsigned int *)(a))[0]), "=d"(((unsigned int *)a)[1])) + +#endif /* _MACROS_H_ */ diff --git a/kernel/inc/rtl.h b/kernel/inc/rtl.h new file mode 100644 index 0000000..3aff129 --- /dev/null +++ b/kernel/inc/rtl.h @@ -0,0 +1,33 @@ +//+---------------------------------------------------------------------------- +// +// File: rtl.h +// +// Module: +// +// Synopsis: +// +// Copyright (C) 2003 Scott Gasch +// +// Created: sgasch 5 Jul 2003 +// +//+---------------------------------------------------------------------------- + +#ifndef _RTL_H_ +#define _RTL_H_ + +void +RtlSetMemory(void *pStart, + BYTE bFill, + ULONG uLength); + +CHAR * +RtlIntToAscii(INT i, + CHAR *buf, + ULONG uBufLen, + ULONG uBase); + +#endif /* _RTL_H_ */ + + + + diff --git a/kernel/inc/types.h b/kernel/inc/types.h new file mode 100644 index 0000000..b3379e5 --- /dev/null +++ b/kernel/inc/types.h @@ -0,0 +1,80 @@ +//+---------------------------------------------------------------------------- +// +// File: types.h +// +// Module: +// +// Synopsis: +// +// Created: sgasch 10 Oct 2003 +// +//+---------------------------------------------------------------------------- + +#ifndef _TYPES_H_ +#define _TYPES_H_ + +// +// Datatype wrappers +// +#define MIN_CHAR (0x80) +#define MAX_CHAR (0x7f) +typedef char CHAR; + +#define MIN_BYTE (0x00) +#define MAX_BYTE (0xff) +typedef unsigned char BYTE; + +#define MIN_UCHAR (0x00) +#define MAX_UCHAR (0xff) +typedef unsigned char UCHAR; + +#define MIN_SHORT (0x8000) +#define MAX_SHORT (0x7fff) +typedef signed short SHORT; + +#define MIN_USHORT (0x0000) +#define MAX_USHORT (0xffff) +typedef unsigned short USHORT; + +#define MIN_WORD (0x0000) +#define MAX_WORD (0xffff) +typedef unsigned short WORD; + +#define MIN_INT (0x80000000) +#define MAX_INT (0x7fffffff) +typedef signed int INT; + +#define MIN_UINT (0x00000000) +#define MAX_UINT (0xffffffff) +typedef unsigned int UINT; + +#define MIN_LONG (0x80000000) +#define MAX_LONG (0x7fffffff) +typedef signed int LONG; + +#define MIN_ULONG (0x00000000) +#define MAX_ULONG (0xffffffff) +typedef unsigned long ULONG; + +#define MIN_INT64 (0x8000000000000000) +#define MAX_INT64 (0x7fffffffffffffff) +typedef signed long long INT64; + +#define MIN_UINT64 (0x0000000000000000) +#define MAX_UINT64 (0xffffffffffffffff) +typedef unsigned long long UINT64; + +#define MIN_BITV MIN_UINT +#define MAX_BITV MAX_UINT +typedef unsigned int BITV; + +#define MIN_BOOL MIN_UCHAR +#define MAX_BOOL MAX_UCHAR +typedef unsigned char BOOL; + +typedef unsigned int STATUS; +#define STATUS_SUCCESS (0) + +#define SIZE_T ULONG + +#endif /* _TYPES_H_ */ |