diff options
Diffstat (limited to 'hw/xfree86/common/compiler.h')
-rw-r--r-- | hw/xfree86/common/compiler.h | 67 |
1 files changed, 49 insertions, 18 deletions
diff --git a/hw/xfree86/common/compiler.h b/hw/xfree86/common/compiler.h index eea29dfb5..7144c6a27 100644 --- a/hw/xfree86/common/compiler.h +++ b/hw/xfree86/common/compiler.h @@ -986,33 +986,64 @@ inl(unsigned PORT_SIZE port) #endif #ifdef __alpha__ -/* entry points for Mmio memory access routines */ -extern _X_EXPORT int (*xf86ReadMmio8) (void *, unsigned long); -extern _X_EXPORT int (*xf86ReadMmio16) (void *, unsigned long); -extern _X_EXPORT int (*xf86ReadMmio32) (void *, unsigned long); -extern _X_EXPORT void (*xf86WriteMmio8) (int, void *, unsigned long); -extern _X_EXPORT void (*xf86WriteMmio16) (int, void *, unsigned long); -extern _X_EXPORT void (*xf86WriteMmio32) (int, void *, unsigned long); +static inline int +xf86ReadMmio8(void *Base, unsigned long Offset) +{ + mem_barrier(); + return *(CARD8 *) ((unsigned long) Base + (Offset)); +} + +static inline int +xf86ReadMmio16(void *Base, unsigned long Offset) +{ + mem_barrier(); + return *(CARD16 *) ((unsigned long) Base + (Offset)); +} + +static inline int +xf86ReadMmio32(void *Base, unsigned long Offset) +{ + mem_barrier(); + return *(CARD32 *) ((unsigned long) Base + (Offset)); +} + +static inline void +xf86WriteMmio8(int Value, void *Base, unsigned long Offset) +{ + write_mem_barrier(); + *(CARD8 *) ((unsigned long) Base + (Offset)) = Value; +} + +static inline void +xf86WriteMmio16(int Value, void *Base, unsigned long Offset) +{ + write_mem_barrier(); + *(CARD16 *) ((unsigned long) Base + (Offset)) = Value; +} + +static inline void +xf86WriteMmio32(int Value, void *Base, unsigned long Offset) +{ + write_mem_barrier(); + *(CARD32 *) ((unsigned long) Base + (Offset)) = Value; +} + extern _X_EXPORT void xf86SlowBCopyFromBus(unsigned char *, unsigned char *, int); extern _X_EXPORT void xf86SlowBCopyToBus(unsigned char *, unsigned char *, int); /* Some macros to hide the system dependencies for MMIO accesses */ /* Changed to kill noise generated by gcc's -Wcast-align */ -#define MMIO_IN8(base, offset) (*xf86ReadMmio8)(base, offset) -#define MMIO_IN16(base, offset) (*xf86ReadMmio16)(base, offset) -#define MMIO_IN32(base, offset) (*xf86ReadMmio32)(base, offset) - -#define MMIO_OUT32(base, offset, val) \ - do { \ - write_mem_barrier(); \ - *(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val); \ - } while (0) +#define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset) +#define MMIO_IN16(base, offset) xf86ReadMmio16(base, offset) +#define MMIO_IN32(base, offset) xf86ReadMmio32(base, offset) #define MMIO_OUT8(base, offset, val) \ - (*xf86WriteMmio8)((CARD8)(val), base, offset) + xf86WriteMmio8((CARD8)(val), base, offset) #define MMIO_OUT16(base, offset, val) \ - (*xf86WriteMmio16)((CARD16)(val), base, offset) + xf86WriteMmio16((CARD16)(val), base, offset) +#define MMIO_OUT32(base, offset, val) \ + xf86WriteMmio32((CARD32)(val), base, offset) #elif defined(__powerpc__) || defined(__sparc__) /* |