[lkml]   [2001]   [Jun]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread

Jes Sorensen writes:
> >>>>> "Hiren" == MEHTA,HIREN (A-SanJose,ex1) <> writes:
> Hiren> Then why do we have 64-bit dma_addr_t on ia64 ? -hiren
> Because on ia64 you will get back a 64 bit pointer if you use
> pci_set_dma_mask() to set a 64 bit mask before calling the pci
> functions in question.

Please note that this is nonstandard and undocumented behavior.

This is not a supported API at all, and the way 64-bit DMA will
eventually be done across all platforms is likely to be different.

David S. Miller
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 12:55    [W:0.109 / U:0.532 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site