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| author | Vineet Gupta <vgupta@synopsys.com> | 2015-03-09 19:40:09 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2015-06-19 18:09:27 +0530 |
| commit | 036b2c5664281e7da5a89c9f742491f30966485f (patch) | |
| tree | e9e75a0b1eac449927c2bae6a9c6887fdb22bcd3 /arch/arc/kernel/head.S | |
| parent | fd1557923b2e45a7ff4664bd88311d8239d69ca9 (diff) | |
| download | linux-036b2c5664281e7da5a89c9f742491f30966485f.tar.bz2 | |
ARC: explicit'ify uboot support
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/kernel/head.S')
| -rw-r--r-- | arch/arc/kernel/head.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S index b0e8666fdccc..64a92e0b1e53 100644 --- a/arch/arc/kernel/head.S +++ b/arch/arc/kernel/head.S @@ -83,6 +83,7 @@ stext: st.ab 0, [r5, 4] 1: +#ifdef CONFIG_ARC_UBOOT_SUPPORT ; Uboot - kernel ABI ; r0 = [0] No uboot interaction, [1] cmdline in r2, [2] DTB in r2 ; r1 = magic number (board identity, unused as of now @@ -90,6 +91,7 @@ stext: ; These are handled later in setup_arch() st r0, [@uboot_tag] st r2, [@uboot_arg] +#endif ; setup "current" tsk and optionally cache it in dedicated r25 mov r9, @init_task |