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MCA_GET_DMA_ADDR(9) | Hardware Interfaces | MCA_GET_DMA_ADDR(9) |
NAME¶
mca_get_dma_addr - load a 24bit DMA addressSYNOPSIS¶
unsigned
int mca_get_dma_addr(unsigned int dmanr);
ARGUMENTS¶
dmanrDMA channel
DESCRIPTION¶
Read the address register in the DMA controller. This has a 24bit limitation (16Mb). The return is a bus address.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |