OALIoTransSystemAddress (Compact 2013)
10/16/2014
This function translates the system RAM address to the bus-relative address, which can be used for DMA operations.
This function is not the inverse to OALIoTransBusAddress.
Syntax
BOOL OALIoTransSystemAddress(
INTERFACE_TYPE ifcType,
UINT32 busNumber,
UINT64 systemAddress,
UINT64 *pBusAddress
);
Parameters
- ifcType
[in] Bus type specified by the INTERFACE_TYPE enumeration.
- busNumber
[in] Bus number for the device, used with ifcType to identify the bus for systems with more than one bus of the same type.
- systemAddress
[in] System RAM address to be translated.
- pBusAddress
[out] Pointer to the translated bus-relative address.
Return Value
TRUE indicates success.
FALSE indicates failure.
Requirements
Header |
oal_io.h |
Library |
Developer Implemented |