r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 608

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

13. PCI Controller (PCIC)
Rev.1.00 Jan. 10, 2008 Page 578 of 1658
REJ09B0261-0100
Bit
19 to 4
3
2, 1
0
Bit Name
MBA2
LAP
LAT
ASI
Initial
Value
H'0000 SH: R
0
00
0
R/W
PCI: R
SH: R
PCI: R
SH: R
PCI: R
SH: R
PCI: R
Description
Memory Space 1 Base Address (lower 16 bits)
These bits are fixed to H'0000 by hardware.
Prefetch Control
Indicates whether prefetch can be performed in local
address space 1.
0: Prefetch disabled
1: Prefetch enabled (not supported)
Memory Type
These bits indicate the memory type of local address
space 1.
00: Base address can be set to 32-bit width and 32-bit
01: Reserved
10: Base address is set to 64-bit width (Not
11: Reserved
Address Space Indicator
Indicates whether the base address indicated by this
register is in the I/O or memory space.
0: Memory space
1: I/O space
space
supported)