Messages in this thread |  | | Subject | Re: ioremap() vs. ioremap_nocache() | From | Jes Sorensen <> | Date | 05 Oct 2001 16:12:49 +0200 |
| |
>>>>> "Alan" == Alan Cox <alan@lxorguk.ukuu.org.uk> writes:
>> Now, as far as I know, on x86, ioremap() will give write-through >> cached mappings (in the absence of mtrr games). If this is true, >> how
Alan> On x86 ioremap will give mappings appropriate to the object you Alan> map - which means by default it wil give uncached mappings. The Alan> PCI hardware will do intelligent things in certain cases such as Alan> write merging
Are you thereby saying that ioremap() and ioremap_nocache() are identical on the x86?
Cheers, Jes - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |