types.h File Reference

#include <asm/sm83/types.h>

Go to the source code of this file.

Data Structures
union	_fixed

Macros
#define	OLDCALL
#define	PRESERVES_REGS(...)
#define	NAKED
#define	SFR
#define	AT(A)
#define	NONBANKED
#define	BANKED
#define	CRITICAL
#define	INTERRUPT

Typedefs
typedef INT8	BOOLEAN
typedef INT8	BYTE
typedef UINT8	UBYTE
typedef INT16	WORD
typedef UINT16	UWORD
typedef INT32	LWORD
typedef UINT32	ULWORD
typedef INT32	DWORD
typedef UINT32	UDWORD
typedef union _fixed	fixed

Detailed Description

Shared types definitions.

Macro Definition Documentation

OLDCALL

#define OLDCALL

PRESERVES_REGS

#define PRESERVES_REGS

(

...

)

NAKED

#define NAKED

SFR

#define SFR

AT

#define AT

(

A

)

NONBANKED

#define NONBANKED

BANKED

#define BANKED

CRITICAL

#define CRITICAL

INTERRUPT

#define INTERRUPT

Typedef Documentation

BOOLEAN

typedef INT8 BOOLEAN

TRUE or FALSE.

BYTE

typedef INT8 BYTE

Signed 8 bit.

UBYTE

typedef UINT8 UBYTE

Unsigned 8 bit.

WORD

typedef INT16 WORD

Signed 16 bit

UWORD

typedef UINT16 UWORD

Unsigned 16 bit

LWORD

typedef INT32 LWORD

Signed 32 bit

ULWORD

typedef UINT32 ULWORD

Unsigned 32 bit

DWORD

typedef INT32 DWORD

Signed 32 bit

UDWORD

typedef UINT32 UDWORD

Unsigned 32 bit

fixed

typedef union _fixed fixed

Useful definition for working with 8 bit + 8 bit fixed point values

Use .w to access the variable as unsigned 16 bit type.

Use .b.h and .b.l (or just .h and .l) to directly access it's high and low unsigned 8 bit values.