MI_SetWramBank

Syntax

#include <nitro/mi.h>

void MI_SetWramBank( MIWram cnt )

Arguments

cnt Work RAM allocation setting

Return Values

None.

Description

This function allocates the work RAM that is shared between ARM9 and ARM7. The argument cnt is in the MI_WRAM enum format and has the following meanings.

MI_WRAM_ARM9_ALL Allocates all blocks (32KB) to ARM9.
MI_WRAM_1616_1 Allocates block1 (16KB) to ARM9, and block0 (16KB) to ARM7.
MI_WRAM_1616_2 Allocates block0 (16KB) to ARM9, and block1 (16KB) to ARM7.
MI_WRAM_ARM7_ALL Allocates all blocks (32KB) to ARM7.

Internal Operation

Accesses the WVRAMCNT I/O register (0x4000244) and WRAM BANK (d24 - d25).

See Also

None.

Revision History

2004/03/12 Corrected MI_SetWRAMBank() to MI_SetWramBank().
2003/12/24 Initial version.

CONFIDENTIAL