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authorTom Rini <trini@konsulko.com>2021-01-27 11:30:31 -0500
committerTom Rini <trini@konsulko.com>2021-01-27 11:30:31 -0500
commite6738b56e6799a67c0286fcceff9a7db7c006c7b (patch)
treeaf66b7757762118e90e593f74da1ddcb4aef1610 /doc
parente262b2973e22174da666038514d17f0f7171466b (diff)
parent69076dff2284ed099cc0583e5e64bd8012d1ab5c (diff)
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Merge branch '2021-01-27-assorted-net-updates'
- e1000 fixes for MIPS - netconsole and ping fix - cortina_ni driver - micrel PHY fix - Add fdtoverlays keyword to extlinux file parsing
Diffstat (limited to 'doc')
-rw-r--r--doc/README.pxe9
1 files changed, 9 insertions, 0 deletions
diff --git a/doc/README.pxe b/doc/README.pxe
index 42f913c..b67151c 100644
--- a/doc/README.pxe
+++ b/doc/README.pxe
@@ -89,6 +89,9 @@ pxe boot
fdt_addr - the location of a fdt blob. 'fdt_addr' will be passed to bootm
command if it is set and 'fdt_addr_r' is not passed to bootm command.
+ fdtoverlay_addr_r - location in RAM at which 'pxe boot' will temporarily store
+ fdt overlay(s) before applying them to the fdt blob stored at 'fdt_addr_r'.
+
pxe file format
===============
The pxe file format is nearly a subset of the PXELINUX file format; see
@@ -148,6 +151,12 @@ kernel <path> - if this label is chosen, use tftp to retrieve the kernel
It useful for overlay selection in pxe file
(see: doc/uImage.FIT/overlay-fdt-boot.txt)
+fdtoverlays <path> [...] - if this label is chosen, use tftp to retrieve the DT
+ overlay(s) at <path>. it will be temporarily stored at the
+ address indicated in the fdtoverlay_addr_r environment variable,
+ and then applied in the load order to the fdt blob stored at the
+ address indicated in the fdt_addr_r environment variable.
+
append <string> - use <string> as the kernel command line when booting this
label.