The OSSynchronizeIO routine ensures orderly load and store operations to noncached memory mapped I/O devices.
SDK
Framework
void OSSynchronizeIO(void);
The OSSynchronizeIO routine ensures orderly load and store operations to noncached memory mapped I/O devices. It executes the eieio instruction on PowerPC processors.
OSAdd32-bit add operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSAdd16-bit add operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSAdd64-bit atomic add operation.
OSAdd8-bit add operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit32-bit logical and operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit16-bit logical and operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit8-bit logical and operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit32-bit logical or operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit16-bit logical or operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit8-bit logical or operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit32-bit logical xor operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit16-bit logical xor operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSBit8-bit logical xor operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSCompareCompare and swap operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSCompare64-bit compare and swap operation.
OSCompareCompare and swap operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSDecrement32-bit decrement operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSDecrement16-bit decrement operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSDecrement64-bit decrement.
OSDecrement8-bit decrement operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSIncrement32-bit increment operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSIncrement16-bit increment operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSIncrement64-bit increment.
OSIncrement8-bit increment operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSTestBit test and clear operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.
OSTestBit test and set operation, performed atomically with respect to all devices that participate in the coherency architecture of the platform.