rk3568 rt uboot init

hc

2023-11-06 9df731a176aab8e03b984b681b1bea01ccff6644

 u-boot/Kconfig
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@@ -203,6 +203,18 @@
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 	  SHA256 variant is supported: SHA512 and others are not currently
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 	  supported in U-Boot.
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+config FIT_ENABLE_RSA4096_SUPPORT
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+	bool "Support RSA4096 verification of FIT image contents"
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+	select RSA_SOFTWARE_EXP if !DM_CRYPTO
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+	default n
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+	help
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+	  Enable this to support RSA4096 checksum of FIT image contents. A
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+	  RSA4096 is a 4096-bit (512-byte) key used to check that
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+	  check if the content comes from an encryption party. RSA4096 is one
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+	  of algorithms recommended for use in secure applications since (as at 2016)
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+	  there is no known feasible attack that could produce a 'collision' with differing
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+	  input data. Use this for the higher security than RSA2048 in default.
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+
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 config FIT_SIGNATURE
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 	bool "Enable signature verification of FIT uImages"
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 	depends on DM
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@@ -278,6 +290,9 @@
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 	  Say y here if you want to enable fit image structure and data
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 	  print.
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+config FIT_OMIT_UBOOT
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+	bool "Omit u-boot-nodtb.bin and u-boot.dtb when output uboot.itb"
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+
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 if SPL
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 config SPL_FIT