reactos/hal/halx86/legacy/bus/isabus.c

51 lines
1.7 KiB
C

/*
* PROJECT: ReactOS HAL
* LICENSE: GPL - See COPYING in the top level directory
* FILE: hal/halx86/legacy/bus/isabus.c
* PURPOSE:
* PROGRAMMERS: Stefan Ginsberg (stefan.ginsberg@reactos.org)
*/
/* INCLUDES *******************************************************************/
#include <hal.h>
#define NDEBUG
#include <debug.h>
/* GLOBALS ********************************************************************/
/* PRIVATE FUNCTIONS **********************************************************/
BOOLEAN
NTAPI
HalpTranslateIsaBusAddress(IN PBUS_HANDLER BusHandler,
IN PBUS_HANDLER RootHandler,
IN PHYSICAL_ADDRESS BusAddress,
IN OUT PULONG AddressSpace,
OUT PPHYSICAL_ADDRESS TranslatedAddress)
{
BOOLEAN Status;
/* Use system translation */
Status = HalpTranslateSystemBusAddress(BusHandler,
RootHandler,
BusAddress,
AddressSpace,
TranslatedAddress);
/* If it didn't work and it was memory address space... */
if (!(Status) && (*AddressSpace == 0))
{
/* Try EISA translation instead */
Status = HalTranslateBusAddress(Eisa,
BusHandler->BusNumber,
BusAddress,
AddressSpace,
TranslatedAddress);
}
/* Return the result */
return Status;
}
/* EOF */