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xtensa: nommu support

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Add support for !CONFIG_MMU setups.

Signed-off-by: Johannes Weiner <jw@emlix.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Johannes Weiner
2009-03-04 16:21:31 +01:00
committed by Chris Zankel
parent 7789f89af9
commit e5083a63b6
19 changed files with 169 additions and 75 deletions
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3
arch/xtensa/include/asm/dma.h
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@@ -44,8 +44,9 @@
* the value desired).
*/
#ifndef MAX_DMA_ADDRESS
#define MAX_DMA_ADDRESS (PAGE_OFFSET + XCHAL_KIO_SIZE - 1)
#endif
/* Reserve and release a DMA channel */
extern int request_dma(unsigned int dmanr, const char * device_id);