2021-11-04 20:52:43 +00:00
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From: John Crispin <john@phrozen.org>
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Subject: hack: kernel: add generic image_cmdline hack to MIPS targets
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lede-commit: d59f5b3a987a48508257a0ddbaeadc7909f9f976
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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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---
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arch/mips/Kconfig | 4 ++++
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arch/mips/kernel/head.S | 6 ++++++
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2 files changed, 10 insertions(+)
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--- a/arch/mips/Kconfig
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+++ b/arch/mips/Kconfig
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2023-12-13 19:52:38 +00:00
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@@ -1115,6 +1115,10 @@ config MIPS_MSC
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2021-11-04 20:52:43 +00:00
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config SYNC_R4K
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bool
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+config IMAGE_CMDLINE_HACK
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+ bool "OpenWrt specific image command line hack"
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+ default n
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+
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config NO_IOPORT_MAP
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def_bool n
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--- a/arch/mips/kernel/head.S
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+++ b/arch/mips/kernel/head.S
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@@ -79,6 +79,12 @@ FEXPORT(__kernel_entry)
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j kernel_entry
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#endif /* CONFIG_BOOT_RAW */
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+#ifdef CONFIG_IMAGE_CMDLINE_HACK
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+ .ascii "CMDLINE:"
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+EXPORT(__image_cmdline)
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+ .fill 0x400
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+#endif /* CONFIG_IMAGE_CMDLINE_HACK */
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+
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__REF
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NESTED(kernel_entry, 16, sp) # kernel entry point
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