Bigsur

Not to be confused with the PMC-Sierra Big Sur.

General Description

The Broadcom BCM91480, also known under its codename Bigsur, is an evaluation board made by Broadcom for its SB-1A BCM1480 SOC. It features 4 1000baseT ethernet connections, 2 RS-232 ports and more and is fully supported by Linux.

Firmware

All Bigsur systems use Common Firmware Environment; by default it's configured big endian. The endianess is controlled by DIP switch 2, contact 3. More interesting information might be found in the Common Firmware Environment source.

CFE environment variables

These variables identify a Big Sur system in CFE:

CPU_TYPE	1480
CPU_REVISION	B0
CPU_NUM_CORES	4
CFE_BOARDNAME	BCM91480B

Linux Support

The Bigsur is supported in Linux 2.6 with 32-bit and 64-bit kernels.