KasperskyOS Community Edition 1.1
IoWriteIoPort8(), IoWriteIoPort16(), IoWriteIoPort32()
These functions are declared in the coresrv/io/ports.h file.
void IoWriteIoPort8(rtl_size_t port, rtl_uint8_t data);
void IoWriteIoPort16(rtl_size_t port, rtl_uint16_t data);
void IoWriteIoPort32(rtl_size_t port, rtl_uint32_t data);
The functions write a one-, two-, or four-byte data value to the specified port.