diff options
author | Peter Hutterer <peter.hutterer@who-t.net> | 2009-09-28 12:20:03 +1000 |
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committer | Matt Turner <mattst88@gmail.com> | 2009-10-06 20:40:20 -0400 |
commit | aa07957373fd7cbe67458a001e4afd6a7f1ea37f (patch) | |
tree | f5948d698b8c5e72c4d5d6973edecb09bc596f01 /hw/xfree86/common/compiler.h | |
parent | 6676f49e34f8db7ef5767a6dbf6c2a4d2087f79c (diff) |
Revert "alpha: kill xf86SlowBCopyToBus and xf86SlowBCopyFromBus"
The vesa driver still uses slowbcopy_frombus and slowbcopy_tobus.
This reverts commit 5ef53a94ce4e48e11de26290cd677266308640c8.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Diffstat (limited to 'hw/xfree86/common/compiler.h')
-rw-r--r-- | hw/xfree86/common/compiler.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/hw/xfree86/common/compiler.h b/hw/xfree86/common/compiler.h index cdb493a23..a450bd676 100644 --- a/hw/xfree86/common/compiler.h +++ b/hw/xfree86/common/compiler.h @@ -1211,6 +1211,8 @@ extern _X_EXPORT void (*xf86WriteMmio32)(int, void *, unsigned long); extern _X_EXPORT void (*xf86WriteMmioNB8)(int, void *, unsigned long); extern _X_EXPORT void (*xf86WriteMmioNB16)(int, void *, unsigned long); extern _X_EXPORT void (*xf86WriteMmioNB32)(int, void *, unsigned long); +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 */ @@ -1342,4 +1344,18 @@ extern _X_EXPORT void (*xf86WriteMmioNB32)(int, void *, unsigned long); # define MMIO_MOVE32(base, offset, val) MMIO_OUT32(base, offset, val) # endif /* __alpha__ */ + +/* + * With Intel, the version in os-support/misc/SlowBcopy.s is used. + * This avoids port I/O during the copy (which causes problems with + * some hardware). + */ +# ifdef __alpha__ +# define slowbcopy_tobus(src,dst,count) xf86SlowBCopyToBus(src,dst,count) +# define slowbcopy_frombus(src,dst,count) xf86SlowBCopyFromBus(src,dst,count) +# else /* __alpha__ */ +# define slowbcopy_tobus(src,dst,count) xf86SlowBcopy(src,dst,count) +# define slowbcopy_frombus(src,dst,count) xf86SlowBcopy(src,dst,count) +# endif /* __alpha__ */ + #endif /* _COMPILER_H */ |