dma_req_setup Struct Reference

Data Fields
dma_req_type_t	type
	specifies the request type
dma_req_cb_t	done_cb
	callback for executed request
void *	cb_arg
	argument for the callback
union {
struct {
lpaddr_t   src
	source physical address
lpaddr_t   dst
	destination physical address
size_t   bytes
	size of the transfer in bytes
uint8_t   ctrl_intr:1
	do an interrupt upon completion
uint8_t   ctrl_fence:1
	do a mem fence upon completion
}   memcpy
	memcpy request
struct {
lpaddr_t   dst
	source physical address
uint64_t   val
	value to set
size_t   bytes
	size of the transfer in bytes
uint8_t   ctrl_intr:1
	do an interrupt upon completion
uint8_t   ctrl_fence:1
	do a mem fence upon completion
}   memset
	memcpy request
}	args
	request setup arguments

Detailed Description

specifies the DMA request setup fields

Field Documentation

lpaddr_t dma_req_setup::dst

destination physical address

source physical address

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

• include/dma/dma_request.h