Motorola MPC8240 User Manual page 134

Configuration Register Access
Table 4-2. MPC8240 Configuration Registers Accessible
Address
Offset
0x0E Header type (not shown)
0x0F BIST control
0x10 Local memory base address register
0x14 Peripheral control and status register
base address register
0x30 Expansion ROM base address
0x3C Interrupt line
0x3D Interrupt pin (not shown)
0x3E MIN GNT (not shown)
0x3F MAX LAT (not shown)
0x40 Bus number (not shown)
0x41 Subordinate bus number (not shown)
0x46 PCI arbiter control register
0x70 Power management configuration
register 1 (PMCR1)
0x72 Power management configuration
register 2 (PMCR2)
0x73 Output driver control register
0x74 CLK driver control register
0x78 Embedded utilities memory block base
address register
0x80, 0x84 Memory starting address registers
0x88,0x 8C Extended memory starting address
registers
0x90, 0x94 Memory ending address registers
0x98, 0x9C Extended memory ending address
registers
0xA0 Memory bank enable register
0xA3 Page mode counter/timer
0xA8 Processor interface configuration 1
0xAC Processor interface configuration 2
0xB8 ECC single bit error counter
0xB9 ECC single bit error trigger register
0xC0 Error enabling register 1
0xC1 Error detection register 1
4-6
from the Processor Core (Continued)
Register
1 byte
1 byte
4 bytes
4 bytes
4 bytes
1 byte
1 byte
1 byte
1 byte
1 byte
1 byte
2 bytes
2 bytes
1 byte
1 byte
2 bytes
4 bytes
4 bytes
4 bytes
4 bytes
4 bytes
1 byte
1 byte
4 bytes
4 bytes
1 byte
1 byte
1 byte
1 byte
MPC8240 Integrated Processor User's Manual
Program
Size Access
Size (Bytes)
1 Read
1 Read
4 Read/Write
4 Read/Write
4 Read
1 Read/Write
1 Read
1 Read
1 Read
1 Read/Write
1 Read/Write
2 Read/Write
1 or 2 Read/Write
1 Read/Write
1 Read/Write
1 or 2 Read/Write
4 bytes Read/Write
1, 2, or 4 Read/Write
1, 2, or 4 Read/Write
1, 2, or 4 Read/Write
1, 2, or 4 Read/Write
1 Read/Write
1 Read/Write
1, 2, or 4 Read/Write
1, 2, or 4 Read/Write
1 Read/Write
1 Read/Write
1 Read/Write
1 Read/Bit Reset
Access Reset Value
0x00
0x00
0x0000_0008
0x0000_0000
0x0000_0000
0x00
0x01
0x00
0x00
0x00
0x00
0x0000
0x00
0x00
0xFF
0x0300
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x00
0x00
0xFF04_0010
0x000C_000C
0x00
0x00
0x01
0x00