AC'97 handle, this is the high-level handle for library use. More...

#include <ac97.h>

Data Fields
ac97_buffers_s16_t *	buffers
	ring buffer for audio output

UINTN	buffer_pages
	number of memory pages allocated for audio buffers

EFI_PHYSICAL_ADDRESS	device_address
	physical memory address to access the AC'97 codec

void *	mapping
	DMA memory mapping for transferring audio data to AC'97.

EFI_PCI_IO_PROTOCOL *	pci
	UEFI PCI handle to use.

UINT8	max_master_vol
	maximum master volume, either 31 or 63, depending on hardware

Detailed Description

AC'97 handle, this is the high-level handle for library use.

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

Data Fields