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mediatek: enable bootargs-override for filogic subtarget

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The ASUS TUF-AX4200 bootloader adds invalid parameters for the rootfs.
Without overwriting the cmdline, the kernel crashes when trying to
attach the rootfs, as OpenWrt uses a different partition than the vendor
OS.

Signed-off-by: David Bauer <mail@david-bauer.net>
This commit is contained in:
David Bauer
2023-03-13 03:14:42 +01:00
parent 90691f4505
commit 652d5ac152
2 changed files with 18 additions and 0 deletions
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1
target/linux/mediatek/filogic/config-5.15
View File

@@ -50,6 +50,7 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
CONFIG_CC_HAVE_STACKPROTECTOR_SYSREG=y CONFIG_CC_HAVE_STACKPROTECTOR_SYSREG=y
CONFIG_CLKSRC_MMIO=y CONFIG_CLKSRC_MMIO=y
CONFIG_CLONE_BACKWARDS=y CONFIG_CLONE_BACKWARDS=y
CONFIG_CMDLINE_OVERRIDE=y
CONFIG_COMMON_CLK=y CONFIG_COMMON_CLK=y
CONFIG_COMMON_CLK_MEDIATEK=y CONFIG_COMMON_CLK_MEDIATEK=y
# CONFIG_COMMON_CLK_MT2712 is not set # CONFIG_COMMON_CLK_MT2712 is not set

17
target/linux/mediatek/patches-5.15/901-arm-add-cmdline-override.patch
View File

@@ -35,3 +35,20 @@
/* /*
* CONFIG_CMDLINE is meant to be a default in case nothing else * CONFIG_CMDLINE is meant to be a default in case nothing else
* managed to set the command line, unless CONFIG_CMDLINE_FORCE * managed to set the command line, unless CONFIG_CMDLINE_FORCE
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1942,6 +1942,14 @@ config CMDLINE_FORCE
endchoice
+config CMDLINE_OVERRIDE
+ bool "Use alternative cmdline from device tree"
+ help
+ Some bootloaders may have uneditable bootargs. While CMDLINE_FORCE can
+ be used, this is not a good option for kernels that are shared across
+ devices. This setting enables using "chosen/cmdline-override" as the
+ cmdline if it exists in the device tree.
+
config EFI_STUB
bool