BCM5722 Programmer’s Guide
10/15/07
Broadcom Corporation
Page 367 ASF Support Registers Document 5722-PG101-R
SMBUS ARP STATUS REGISTER (OFFSET0X6C64)
UDID REGISTER 0 (OFFSET 0X6C68)
Table 389: SMBus ARP Status Register (Offset 0x6C64)
Bit Field Description Init Access
31:16 Reserved – 0
15:14 Reserved – 00
13 Directed Reset completion
• 0 = Has not received a valid Direct Reset command.
• 1 = Has received a valid Direct Reset command.
This bit is set by hardware and a write 1 to clear. This is
independent of the interrupt enable bit.
0R/W2C
12 Directed Get UDID completion
• 0 = Has not received a valid Direct Get UDID command.
• 1 = Has received a valid Direct Get UDID command.
This bit is set by hardware and a write 1 to clear. This is
independent of the interrupt enable bit.
0R/W2C
11 Assign Address completion
• 0 = Has not received a valid Assign Address command.
• 1 = Has received a valid Assign Address command.
This bit is set by hardware and a write 1 to clear. This is
independent of the interrupt enable bit.
0R/W2C
10 General Get UDID completion
• 0 = Has not received a valid General Get UDID command.
• 1 = Has received a valid General Get UDID command.
This bit is set by hardware and a write 1 to clear. This is
independent of the interrupt enable bit.
0R/W2C
9 General Reset Device
completion
• 0 = Has not received a valid General Reset Device
command.
• 1 = Has received a valid General Reset Device command.
This bit is set by hardware and a write 1 to clear. This is
independent of the interrupt enable bit.
0R/W2C
8 Prepare to ARP completion
• 0 = Has not received a valid Prepare to ARP command.
• 1 = Has received a valid Prepare to ARP command.
This bit is set by hardware and a write 1 to clear. This is
independent of the interrupt enable bit.
0R/W2C
7:3 Reserved – 00000
2 ARP Busy
• 0 = ARP HW is in idle state.
• 1 = APR HW is in process of ARP messages.
This bit is only set by hardware.
0RO
1 AR: Address Resolved Flag
• 0 = Current Slave Address is not resolved based on the
ARP.
• 1 = Current Slave Address is resolved based on the ARP.
0R/W
0 AV: Address Valid Flag
• 0 = Current Slave Address is not valid.
• 1 = Current Slave Address is valid.
0R/W
Table 390: UDID Register 0 (Offset 0x6C68)
Bit Field Description Init Access
31:0 Vendor Specific ID A unique number per device 0x0 R/W
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