MI_IsDmaBusy

Syntax

#include <nitro/mi.h>

BOOL MI_IsDmaBusy( u32 dmaNo )

Arguments

dmaNo DMA channel used.

Return Values

Returns whether the specified DMA channel is being used.

Description

This function checks whether the specified DMA channel is being used. A TRUE return value indicates that it is still busy.

Internal Operation

Uses the following I/O register: DMAn control register (0x40000B8 + 12n). (n is the DMA channel used.)

See Also

MI_DmaCopy*, MI_WaitDma

Revision History

2003/12/01 Initial version.


CONFIDENTIAL