freebsd-skq/sys/mips/conf/TP-MR3020
sbruno b9dc043726 There's no way a fbsd install + kernel will fit into 4MB of flash.
Assume and enforce the fact that this will always boot a rootfs from
usb.
2015-10-10 19:08:34 +00:00

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#
# TP Link MR3020 - an AR9331 based SoC wifi device.
#
# This is for the 32 RAM/4 flash part. There is little to no
# chance that this will ever boot FreeBSD directly from the 3.5MB
# of flash. The kernel can fit into the space, but userland is just
# too big even when stripped down to its limits.
#
# * AR9331 SoC
# * 32MB RAM
# * 4MB flash
# * Integrated 1x1 2GHz wifi and 10/100 bridge
# * USB powered
# * USB storage
#
# $FreeBSD$
#
# Include the default AR933x parameters
include "AR933X_BASE"
ident TP-MR3020
# Override hints with board values
hints "TP-MR3020.hints"
# Board memory - 32MB
options AR71XX_REALMEM=(32*1024*1024)
# i2c GPIO bus
device gpioiic
device iicbb
device iicbus
device iic
# Options required for miiproxy and mdiobus
options ARGE_MDIO # Export an MDIO bus separate from arge
device miiproxy # MDIO bus <-> MII PHY rendezvous
device etherswitch
device arswitch
# Enable the uboot environment stuff rather then the
# redboot stuff.
options AR71XX_ENV_UBOOT
# uzip - to boot natively from flash
device geom_uncompress
# Used for the static uboot partition map
device geom_map
# With only 4MB of flash, we are stuck using USB
# for the rootfs.
options ROOTDEVNAME=\"ufs:da0\"