openbmc/docs/kernel-development.md

6 case-by-case basis. If in doubt, start a discussion on the mailing list.
27 …`git format-patch --subject-prefix="PATCH linux dev-4.7" --to=openbmc@lists.ozlabs.org --to=joel@j…
34 hardware you wish to support. Check the OpenBMC `-dev` tree, check upstream, and
41 process)[https://www.kernel.org/doc/Documentation/process/submitting-patches.rst].
43 In the past patches underwent 'pre-review' on the OpenBMC mailing list. While
55 There are cases where waiting for upstream acceptance will delay the bring-up of
63 `arch/arm/mach-aspeed/aspeed.c`, and the device tree source files `dts`. The
65 functionality; for now it contains some hacks relating to LPC and early init.
67 If you find yourself adding to `arch/arm/mach-aspeed/aspeed.c`, first send an
82 - Palmetto, an OpenPower Power8 box containing an ast2400 with NCSI networking
83 - ast2500-evb, the Aspeed dev board with two PHYs
84 - Witherspoon, an OpenPower Power9 box containing an ast2500 with NCSI
86 - qemu-plametto and qemu-romulus
95 ## Out-of-tree builds
98 (from a pre-existing yocto build) directly:
103     CROSS_COMPILE=arm-linux-gnueabihf- \
104     CONFIG_INITRAMFS_SOURCE=/path/tp/obmc-phosphor-image-palmetto.cpio.gz
126     CROSS_COMPILE=arm-linux-gnueabihf- \
127     CONFIG_INITRAMFS_SOURCE=/path/tp/obmc-phosphor-image-palmetto.cpio.gz
131     obj/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dtb \
132         > obj/aspeed-zimage
135 ./scripts/mkuboot.sh -A arm -O linux -C none -T kernel \
136     -a 0x40008000 -e 0x40008000 -n $USER-`date +%Y%m%d%H%M` \
137     -d obj/aspeed-zimage obj/uImage
140 Note that some systems may have upgraded to a FIT-based u-boot, where the old