P2G Memory Space 1 Pci Base Address Register (P2Gm1Pbase) 0Xd014 - Toshiba TMPR4925 Manual

10.4.6 P2G Memory Space 1 PCI Base Address Register (P2GM1PBASE)
This register corresponds to the Memory Space 1 Base Address Register at offset address 0x14 of the
PCI Configuration Space.
This register cannot be accessed when the PCI Controller is in the Satellite mode.
31
15
Bits Mnemonic Field Name
31:20 BA[31:20] Base Address
⎯
19:4 Reserved
3 PF Prefetchable
2:1 TYPE Type
0 MSI Memory Space
Figure 10.4.6 P2G Memory Space 1 PCI Base Address Register
BA[31:20]
R/W
0x000
Reserved
Base Address (Initial value: 0x000, R/W)
Sets the PCI base address in Target Access Memory Space 0. The size of Memory
Space 0 is selected from 1MB to 512MB using TC0[28:20].
Prefetchable (Fixed value: 1, R)
1: Indicates that memory is prefetchable.
Memory Type (Fixed value: 00, R)
00: Indicates that an address is within a 32-bit address region.
Memory Space Indicator (Fixed value: 0, R)
0: Indicates that this Base Address Register is for use by the PCI Memory Space.
10-32
Chapter 10 PCI Controller
20 19
Reserved
4 3 2 1
PF TYPE
R R
1 00
Description
⎯
0xD014
16
: Type
: Initial value
0
MSI
R : Type
0 : Initial value