Central Power Management Unit (CPMU) RegistersBCM5718 Programmer’s Guide
Broadcom®
January 29, 2016 • 5718-PG108-R Page 387
Status Register (offset: 0x362C)
This register is reset by POR Reset or CPMU Register Software Reset.
Flash Clock Speed Override
Enable
11 RW 0x0 Enable Flash clock override*.
1: Enable
0: Disable
Reserved 10:7 DC 0x0 –
Force Flash Clock Disable 6 RW 0x0 Flash clock Disable*.
1: Disable Flash clock
0: Enable Flash clock
Reserved 5:2 DC 0x0 –
Force APE FCLK Disable 1 RW 0x0 APE FCLK clock Disable*.
1: Disable APE FCLK clock
0: Enable APE FCLK clock
Force APE HCLK Disable 0 RW 0x0 APE HCLK Disable*.
1: Disable APE HCLK clock
0: Enable APE HCLK clock
Name Bits Access
Default
Value
Description
Reserved 31 RO – For 5719 four port devices, the bit31 will be used
by FUNC_NUMBER. For 5718/5720 two port
devices will not.
FUNC_NUMBER 31:30 RO 0x0 PCIE function number 1: function number
3: function 3
2: function 2
1: function 1
0: function 0
Note: CPMU port0 is tied to function 0, CPMU
port1 is tied to function1.
CPMU port2 is tied to function2.
CPMU port3 is tied to functiion3.
FUNC_ENABLE 29:25 RO – Function Enable input from System BIOS.
APE status 24:23 RO – APE Engine Status
11: Reserved
10: Deep Sleep State
01: Sleep State
00: Active State
WOL ACPI Detection Enable
Status of Port 1
22 RO – 1: ACPI detection enabled
0: ACPI detection disabled
Name Bits Access
Default
Value
Description