Artesyn ATCA-9405 Installation and Use (May 2014) - Manual (Page 79)

Service Processor
ATCA-9405 Installation and Use (6806800M71G) 79
4.5.6.1 Default Boot Sequences
Various default boot sequences are stored in environment variables. These variables can be
executed as script using the run command (for example, run nfsboot).
4.5.6.1.1 Disk (bootcmd)
This is the default boot operation (bootcmd). The boot command is run usbboot
4.5.6.1.2 TFTP/NFS (nfsboot)
Load the kernel $bootfile via TFTP from the nfs server $serverip, path $rootpath, and boot it
using $serverip$rootpath as nfsroot, and $netdev as linux network device.
The boot command is run nfsboot
Netdev value is eth0 for front panel connector MGT ETH
4.5.7 Memory/Address Map Initialization
4.5.7.1 Address Map
U-Boot configures the P2020 address map via local access windows (LAWs) and MMU mapping
entries (TLBs) as described in the following table:
Table 4-6 Address Map
Device Physical Address Range Virtual Start Address Note
DDR3 0x0.0000.0000
0x0.xxxx.xxxx 0x0000.0000 2GB or 4GB DDR3
memory
PCI1 Memory 0xc.0000.0000 0x8000.0000 1GB Non-prefetchable
PCI1 I/O 0xf.ffc0.0000 0xffc0.0000 256KB I/O space
FPGA 0xf.ef00.0000 0xef00.0000 128 bytes FPGA register
set
P2020 CCSR 0xf.ffe0.0000 0xffe0.0000 P2020 CCSR space