# SVC_IsMmemExpanded

## C Specification

      #include <nitro/os/common/systemCall.h>

      BOOL SVC_IsMmemExpanded( void );

## Arguments

None.

## Return Values

Returns `TRUE` if the main memory has been expanded to 8 MBytes.

## Description

Checks to see if the main memory has been expanded to 8 Mbytes If the main memory has been expanded, this function returns `TRUE`, otherwise it returns `FALSE`.

On the ARM9 side, it is necessary to set the `0x023FFFF8` address and the `0x027FFFF8` address to INVALID.

## See Also

`OS_GetConsoleType
`

## Revision History

11/02/2004 Corrected date in Revision History
07/18/2004 Initial version