#ifndef	_PPC_H#define	_PPC_H// #include <machine/types.h>#define S8		char#define U8		unsigned char#define U16		unsigned short#define U32		unsigned int#define U64		long double//----------------------------------------------------------------------------// PPC Assembly Functions//----------------------------------------------------------------------------#define SYNC	__asm __volatile("sync")#define ISYNC	__asm __volatile("isync")#define EIEIO	__asm __volatile("eieio")#define NOP		__asm __volatile("nop")// Macros for doing byte swapping loads and stores#define LWBRX(dest, addr)		__asm __volatile("lwbrx %0,0,%1"\								: "=r"(dest) : "r"(addr))#define LHBRX(dest, addr)		__asm __volatile("lhbrx %0,0,%1"\								: "=r"(dest) : "r"(addr))#define STWBRX(value, dest)		__asm __volatile("stwbrx %0,0,%1"\								: : "r"(value), "r"(dest))#define STHBRX(value, dest)		__asm __volatile("sthbrx %0,0,%1"\								: : "r"(value), "r"(dest))// Macros for doing direct loads and stores#define LBZ(dest, addr)			__asm __volatile("lbz %0,0(%1)"\								: "=r"(dest) : "r"(addr))#define LHZ(dest, addr)			__asm __volatile("lhz %0,0(%1)"\								: "=r"(dest) : "r"(addr))#define LWZ(dest, addr)			__asm __volatile("lwz %0,0(%1)"\								: "=r"(dest) : "r"(addr))#define STB(value, dest)		__asm __volatile("stb %0,0(%1)"\								: : "r"(value), "r"(dest))#define STH(value, dest)		__asm __volatile("sth %0,0(%1)"\								: : "r"(value), "r"(dest))#define STW(value, dest)		__asm __volatile("stw %0,0(%1)"\								: : "r"(value), "r"(dest))// Macros to access DEC reg -- Supervisor mode only#define GET_DEC_REG(dest)		__asm __volatile("mfdec %0"\								: "=r"(dest) : )#define SET_DEC_REG(value)		__asm __volatile("mtdec %0"\								: : "r"(value))// Macros to access TB reg -- Must be in supervisor mode to set#define GET_TBL_REG(dest)		__asm __volatile("mftb %0"\								: "=r"(dest) : )#define GET_TBU_REG(dest)		__asm __volatile("mftbu %0"\								: "=r"(dest) : )#define SET_TBL_REG(value)		__asm __volatile("mttb %0"\								: : "r"(value))#define SET_TBU_REG(value)		__asm __volatile("mttbu %0"\								: : "r"(value))// Count number of leading zeros of a 32 bit value#define CNTLZW(result, data)	__asm __volatile("cntlzw %0, %1"\								: "=r" (result) : "r" (data))// Store Regs in memory#define STMW(reg, addr)			__asm __volatile("stmw %0,0(%1)"\								: : "r"(reg), "r"(addr))// Access MSR Register -- Supervisor mode only#define MFMSR(dest)				__asm __volatile("mfmsr %0"\								: "=r"(dest) : )#define MTMSR(value)			__asm __volatile("mtmsr %0"\								: : "r"(value))#define	ENABLE_EXTERNAL_INTR(msr_reg)	MFMSR(msr_reg); \								MTMSR((msr_reg | 0x8000))#define	DISABLE_EXTERNAL_INTR(msr_reg)	MFMSR(msr_reg); \								MTMSR((msr_reg & 0xFFFF7FFF))// Access HID1 Register -- Supervisor mode only#define GETHID1(dest)				__asm __volatile("mfspr %0, 1009"\								: "=r"(dest) : )#endif	// PPC