Switch Status Register; Table 34 Switch Status Register - Motorola PPC/CPCI-690 Reference Manual

Register

Switch Status Register

6 - 12
The Switch Status register shows the status of the configuration switches
SW2 and SW4.
Table 34: Switch Status Register
Base Address: F0000000
Bit Signal
0 SW2_BOOT_SELECT
1 SW2_BOOT_WE
2 SW2_FLASH_WP
3 SW2_PCI0_RST_DIS
4 SW4_RSV1
5 SW4_RSV2
6 SW4_RSV3
7 Reserved
Offset: 03
16 16
Description
0: Boot flash 0 is selected (switch is OFF)
1: Boot flash 1 is selected (switch is ON)
0: Boot flash write protected (switch is OFF)
1: Boot flash write enabled (switch is ON)
0: User flash write enabled (switch is OFF)
1: User flash write protected (switch is ON)
0: PCI bus 0 reset enabled (switch is OFF)
1: PCI bus 0 reset disabled (switch is ON)
Reserved Switch
0: Default (switch is OFF)
Reserved Switch
0: Default (switch is OFF)
Reserved Switch
0: Default (switch is OFF)
Reserved
0: Default
Maps and Registers
Access
r
r
r
r
r
r
r
r
PPC/CPCI-690