Renesas SH7781 User Manual

Page 179

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7. Memory Management Unit (MMU)

Rev.1.00 Jan. 10, 2008 Page 149 of 1658

REJ09B0261-0100

The area from H'E000 0000 to H'E3FF FFFF comprises addresses for accessing the store queues
(SQs). In user mode, the access right is specified by the SQMD bit in MMUCR. For details, see
section 8.7, Store Queues.

The area from H'E500 0000 to H'E5FF FFFF comprises addresses for accessing the on-chip
memory. In user mode, the access right is specified by the RMD bit in RAMCR. For details, see
section 9, On-Chip Memory.

The area from H'F000 0000 to H'F0FF FFFF is used for direct access to the instruction cache
address array. For details, see section 8.6.1, IC Address Array.

The area from H'F100 0000 to H'F1FF FFFF is used for direct access to the instruction cache data
array. For details, see section 8.6.2, IC Data Array.

The area from H'F200 0000 to H'F2FF FFFF is used for direct access to the instruction TLB
address array. For details, see section 7.7.1, ITLB Address Array.

The area from H'F300 0000 to H'F37F FFFF is used for direct access to instruction TLB data
array. For details, see section 7.7.2, ITLB Data Array (TLB Compatible Mode) and section 7.7.3,
ITLB Data Array (TLB Extended Mode).

The area from H'F400 0000 to H'F4FF FFFF is used for direct access to the operand cache address
array. For details, see section 8.6.3, OC Address Array.

The area from H'F500 0000 to H'F5FF FFFF is used for direct access to the operand cache data
array. For details, see section 8.6.4, OC Data Array.

The area from H'F600 0000 to H'F60F FFFF is used for direct access to the unified TLB address
array. For details, see section 7.7.4, UTLB Address Array.

The area from H'F610 0000 to H'F61F FFFF is used for direct access to the PMB address array.
For details, see section 7.8.5, Memory-Mapped PMB Configuration.

The area from H'F700 0000 to H'F70F FFFF is used for direct access to unified TLB data array.
For details, see section 7.7.5, UTLB Data Array (TLB Compatible Mode) and 7.7.6, UTLB Data
Array (TLB Extended Mode).

The area from H'F710 0000 to H'F71F FFFF is used for direct access to the PMB data array. For
details, see section 7.8.5, Memory-Mapped PMB Configuration.

The area from H'FC00 0000 to H'FFFF FFFF is the on-chip peripheral module control register
area. For details, see register descriptions in each section of the hardware manual of the product.

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