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ARC: explicit'ify uboot support

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Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Vineet Gupta
2015-03-09 19:40:09 +05:30
parent fd1557923b
commit 036b2c5664
3 changed files with 18 additions and 1 deletions
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2
arch/arc/kernel/head.S
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@@ -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