OS_SetITCMParam


C Specification

#include <nitro/os.h>

void OS_SetITCMParam( u32 param );

Description

Sets the Instruction TCM parameter.

This parameter contains the Instruction TCM's effective area size.

The following values can be specified for the parameter param. Note that the instruction TCM inside NITRO is 32 KB, so it is valid only when less than 32 KB is specified.

HW_C9_TCMR_4KB 4 Kilobytes
HW_C9_TCMR_8KB 8 Kilobytes
HW_C9_TCMR_16KB 16 Kilobytes
HW_C9_TCMR_32KB 32 Kilobytes
HW_C9_TCMR_64KB 64 Kilobytes
HW_C9_TCMR_128KB 128 Kilobytes
HW_C9_TCMR_256KB 256 Kilobytes
HW_C9_TCMR_512KB 512 Kilobytes
HW_C9_TCMR_1MB 1 Megabyte
HW_C9_TCMR_2MB 2 Megabytes
HW_C9_TCMR_4MB 4 Megabytes
HW_C9_TCMR_8MB 8 Megabytes
HW_C9_TCMR_16MB 16 Megabytes
HW_C9_TCMR_32MB 32 Megabytes
HW_C9_TCMR_64MB 64 Megabytes
HW_C9_TCMR_128MB 128 Megabytes
HW_C9_TCMR_256MB 256 Megabytes
HW_C9_TCMR_512MB 512 Megabytes
HW_C9_TCMR_1GB 1 Gigabyte
HW_C9_TCMR_2GB 2 Gigabytes
HW_C9_TCMR_4GB 4 Gigabytes

Internal Operation

Modifies register 9 of the system control processor CP15.

Arguments

param Instruction TCM parameter

Return Values

None

See Also

OS_GetITCMParam

Revision History

01/15/2004 Initial Version