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    Contents of /trunk/xorg-old/patches-6.8.2-r10/7200_all_4.3.0-ia64-slowbcopy.patch

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    Revision 167 - (show annotations) (download)
    Tue May 8 20:58:51 2007 UTC (17 years ago) by niro
    File size: 862 byte(s) 
    -import
    1 Patch by John Dennis <jdennis@redhat.com> which fixes Red Hat bugzilla:
    2
    3 Inserts a short delay in the xf86SlowBcopy() routine and prevent PCI bus
    4 lockups on ia64 which were observed with the nv driver (#98139)
    5
    6 https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=98139
    7
    8 ===================================================================
    9 RCS file: /xf86/anoncvs/cvs/xc/programs/Xserver/hw/xfree86/os-support/misc/SlowBcopy.c,v
    10 retrieving revision 1.5
    11 retrieving revision 1.6
    12 diff -u -p -r1.5 -r1.6
    13 --- xc/programs/Xserver/hw/xfree86/os-support/misc/SlowBcopy.c 2001/11/19 15:44:18 1.5
    14 +++ xc/programs/Xserver/hw/xfree86/os-support/misc/SlowBcopy.c 2003/04/07 16:23:39 1.6
    15 @@ -26,6 +26,9 @@
    16 void
    17 xf86SlowBcopy(unsigned char *src, unsigned char *dst, int len)
    18 {
    19 +#if defined(__ia64__)
    20 + outb(0x80, 0x00);
    21 +#endif
    22 while(len--)
    23 {
    24 *dst++ = *src++;