From: Chase Maupin Chase.Maupin@ti.com
* Add environment variables to support network booting
Signed-off-by: Chase Maupin Chase.Maupin@ti.com Signed-off-by: Tom Rini trini@ti.com --- include/configs/am335x_evm.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index d9e8264..61607a5 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -64,6 +64,10 @@ "nandrootfstype=ubifs rootwait=1\0" \ "nandsrcaddr=0x280000\0" \ "nandimgsize=0x500000\0" \ + "rootpath=/export/rootfs\0" \ + "nfsopts=nolock\0" \ + "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ + "::off\0" \ "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ "ramrootfstype=ext2\0" \ "mmcargs=setenv bootargs console=${console} " \ @@ -83,6 +87,11 @@ "${optargs} " \ "root=${spiroot} " \ "rootfstype=${spirootfstype}\0" \ + "netargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "root=/dev/nfs " \ + "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ + "ip=dhcp\0" \ "bootenv=uEnv.txt\0" \ "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ "importbootenv=echo Importing environment from mmc ...; " \ @@ -106,6 +115,12 @@ "sf probe ${spibusno}:0; " \ "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ "bootm ${loadaddr}\0" \ + "netboot=echo Booting from network ...; " \ + "setenv autoload no; " \ + "dhcp; " \ + "tftp ${loadaddr} ${bootfile}; " \ + "run netargs; " \ + "bootm ${loadaddr}\0" \ "ramboot=echo Booting from ramdisk ...; " \ "run ramargs; " \ "bootm ${loadaddr}\0" \