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| author |   Max Filippov <jcmvbkbc@gmail.com> | 2018-08-13 18:56:37 -0700 |
|---|---|---|
| committer | Max Filippov <jcmvbkbc@gmail.com> | 2018-08-20 12:28:05 -0700 |
| commit | baac1d36d15d16fc064a901918bf844a36e97b1b (patch) | |
| tree | 5901e7718fa200cd812da6cc93f97b29f36e8a11 /arch/xtensa/boot/boot-elf/bootstrap.S | |
| parent | xtensa: drop variant IRQ support (diff) | |
| download | linux-dev-baac1d36d15d16fc064a901918bf844a36e97b1b.tar.xz linux-dev-baac1d36d15d16fc064a901918bf844a36e97b1b.zip | |
xtensa: make bootparam parsing optional
A kernel may not need any boot parameters from the bootloader, allow
disabling bootparam parsing in that case.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa/boot/boot-elf/bootstrap.S')
| -rw-r--r-- | arch/xtensa/boot/boot-elf/bootstrap.S | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/xtensa/boot/boot-elf/bootstrap.S b/arch/xtensa/boot/boot-elf/bootstrap.S index b6aa85328ac0..718c99dcfe7a 100644 --- a/arch/xtensa/boot/boot-elf/bootstrap.S +++ b/arch/xtensa/boot/boot-elf/bootstrap.S @@ -42,7 +42,10 @@ RomInitAddr: .word KERNELOFFSET #endif RomBootParam: - .word _bootparam +#ifndef CONFIG_PARSE_BOOTPARAM + .word 0 +#else + .word _bootparam _bootparam: .short BP_TAG_FIRST .short 4 @@ -50,6 +53,7 @@ _bootparam: .short BP_TAG_LAST .short 0 .long 0 +#endif .align 4 _SetupMMU: |