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dma_dev_struct Struct Reference

Data Fields

char name [16]
 
void * desc_addr
 virual address of mSGDMA descriptor mem
 
void * csr_addr
 virtual address of mSGDMA CSR mem
 
void * buf [DMA_MAX_BUFFER_NR]
 pointer to DMA buffer for mSGDMA on FPGA
 
uint8_t buf_number
 number of buffers, must be < DMA_MAX_BUFFER_NR
 
uint32_t buf_len
 
dma_addr_t dma_handle [DMA_MAX_BUFFER_NR]
 physical address of buffers
 
uint8_t curent_buff_idx
 current buffer to read from, set with ioctl
 
dev_t cdevno
 character device number
 
struct cdev cdev
 character device
 

The documentation for this struct was generated from the following file: