kernel: move kernel image cmdline hack to the octeon target
[openwrt/openwrt.git] / target / linux / octeon / patches-5.10 / 100-mips_image_cmdline_hack.patch
diff --git a/target/linux/octeon/patches-5.10/100-mips_image_cmdline_hack.patch b/target/linux/octeon/patches-5.10/100-mips_image_cmdline_hack.patch
new file mode 100644 (file)
index 0000000..4edf527
--- /dev/null
@@ -0,0 +1,38 @@
+From: John Crispin <john@phrozen.org>
+Subject: hack: kernel: add generic image_cmdline hack to MIPS targets
+
+lede-commit: d59f5b3a987a48508257a0ddbaeadc7909f9f976
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+---
+ arch/mips/Kconfig       | 4 ++++
+ arch/mips/kernel/head.S | 6 ++++++
+ 2 files changed, 10 insertions(+)
+
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -1170,6 +1170,10 @@ config MIPS_MSC
+ config SYNC_R4K
+       bool
++config IMAGE_CMDLINE_HACK
++      bool "OpenWrt specific image command line hack"
++      default n
++
+ config NO_IOPORT_MAP
+       def_bool n
+--- a/arch/mips/kernel/head.S
++++ b/arch/mips/kernel/head.S
+@@ -79,6 +79,12 @@ FEXPORT(__kernel_entry)
+       j       kernel_entry
+ #endif /* CONFIG_BOOT_RAW */
++#ifdef CONFIG_IMAGE_CMDLINE_HACK
++      .ascii  "CMDLINE:"
++EXPORT(__image_cmdline)
++      .fill   0x400
++#endif /* CONFIG_IMAGE_CMDLINE_HACK */
++
+       __REF
+ NESTED(kernel_entry, 16, sp)                  # kernel entry point