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| author | Bin Meng <bmeng.cn@gmail.com> | 2019-03-27 22:58:49 +0800 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2019-03-29 15:49:11 +0530 |
| commit | f9cfe301c92aede87e46069e66e250d4039e413e (patch) | |
| tree | 9ad888e9926a14a20ba6b3d291ff9e8f8f056dcc /docs | |
| parent | 215c200ccbf39d834dfb64771c8fa5a06ad5b4e0 (diff) | |
lib: Disable the boot prints if SBI_SCRATCH_NO_BOOT_PRINTS is set
Use the newly introduced "options" in "struct sbi_scratch" to
conditionally disable the boot prints.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/firmware/fw.md | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/docs/firmware/fw.md b/docs/firmware/fw.md index acff4a6..8ca54b6 100644 --- a/docs/firmware/fw.md +++ b/docs/firmware/fw.md @@ -75,3 +75,18 @@ make PLATFORM=<platform_subdir> FW_PAYLOAD_PATH=<payload path> The instructions to build each payload is different and the details can be found in the *docs/firmware/payload_<payload_name>.md* files. + +Options for OpenSBI Firmware behaviors +-------------------------------------- +An optional compile time flag FW_OPTIONS can be used to control the OpenSBI +firmware run-time behaviors. + +``` +make PLATFORM=<platform_subdir> FW_OPTIONS=<options> +``` + +FW_OPTIONS is a bitwise or'ed value of various options, eg: *FW_OPTIONS=0x1* +stands for disabling boot prints from the OpenSBI library. + +For all supported options, please check "enum sbi_scratch_options" in the +*include/sbi/sbi_scratch.h* header file. |