table of contents
MCA_GET_DMA_ADDR(9) | Hardware Interfaces | MCA_GET_DMA_ADDR(9) |
NAME¶
mca_get_dma_addr - load a 24bit DMA address
SYNOPSIS¶
unsigned int mca_get_dma_addr(unsigned int dmanr);
ARGUMENTS¶
dmanr
DMA channel
DESCRIPTION¶
Read the address register in the DMA controller. This has a 24bit limitation (16Mb). The return is a bus address.
COPYRIGHT¶
May 2024 | Kernel Hackers Manual 2.6. |