diff options
| -rw-r--r-- | tools/binman/README | 11 | ||||
| -rw-r--r-- | tools/binman/README.entries | 5 | ||||
| -rw-r--r-- | tools/binman/etype/u_boot_with_ucode_ptr.py | 3 |
3 files changed, 7 insertions, 12 deletions
diff --git a/tools/binman/README b/tools/binman/README index 9d9d1832eeb..10dfe5766d7 100644 --- a/tools/binman/README +++ b/tools/binman/README @@ -462,17 +462,6 @@ see README.entries. This is generated from the source code using: binman -E >tools/binman/README.entries -Special properties ------------------- - -Some entries support special properties, documented here: - -u-boot-with-ucode-ptr: - optional-ucode: boolean property to make microcode optional. If the - u-boot.bin image does not include microcode, no error will - be generated. - - Order of image creation ----------------------- diff --git a/tools/binman/README.entries b/tools/binman/README.entries index c6e7b226090..041e77771ed 100644 --- a/tools/binman/README.entries +++ b/tools/binman/README.entries @@ -524,6 +524,9 @@ Entry: u-boot-with-ucode-ptr: U-Boot with embedded microcode pointer Properties / Entry arguments: - filename: Filename of u-boot-nodtb.dtb (default 'u-boot-nodtb.dtb') + - optional-ucode: boolean property to make microcode optional. If the + u-boot.bin image does not include microcode, no error will + be generated. See Entry_u_boot_ucode for full details of the three entries involved in this process. This entry updates U-Boot with the offset and size of the @@ -543,7 +546,7 @@ Properties / Entry arguments: - kernelkey: Name of the kernel key to use (inside keydir) - preamble-flags: Value of the vboot preamble flags (typically 0) -Chromium OS signs the read-write firmware and kernel, writing the signature +Chromium OS signs the read-write firmware and kernel, writing the signature in this block. This allows U-Boot to verify that the next firmware stage and kernel are genuine. diff --git a/tools/binman/etype/u_boot_with_ucode_ptr.py b/tools/binman/etype/u_boot_with_ucode_ptr.py index 51e7ba48f59..c850b59a1e1 100644 --- a/tools/binman/etype/u_boot_with_ucode_ptr.py +++ b/tools/binman/etype/u_boot_with_ucode_ptr.py @@ -19,6 +19,9 @@ class Entry_u_boot_with_ucode_ptr(Entry_blob): Properties / Entry arguments: - filename: Filename of u-boot-nodtb.dtb (default 'u-boot-nodtb.dtb') + - optional-ucode: boolean property to make microcode optional. If the + u-boot.bin image does not include microcode, no error will + be generated. See Entry_u_boot_ucode for full details of the three entries involved in this process. This entry updates U-Boot with the offset and size of the |