From 1e43a081f7394b2014d89e723f816f1eca83ef49 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Mon, 24 Nov 2014 15:12:12 -0800 Subject: [PATCH] ARM64 Library: Add macro to invalidate stage 1 TLB entries at current EL BUG=chrome-os-partner:33962 BRANCH=None TEST=Compiles successfully for ryu. Signed-off-by: Furquan Shaikh Change-Id: I60d77456573a2a1e854d9f3ca730237acfb77728 Reviewed-on: https://chromium-review.googlesource.com/231698 Reviewed-by: Aaron Durbin Tested-by: Furquan Shaikh Commit-Queue: Furquan Shaikh --- src/arch/arm64/include/armv8/arch/lib_helpers.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/src/arch/arm64/include/armv8/arch/lib_helpers.h b/src/arch/arm64/include/armv8/arch/lib_helpers.h index 1fa7b058c7..31f4c86afb 100644 --- a/src/arch/arm64/include/armv8/arch/lib_helpers.h +++ b/src/arch/arm64/include/armv8/arch/lib_helpers.h @@ -247,6 +247,21 @@ 402: .endm +/* Macro to invalidate all stage 1 TLB entries for current EL */ +.macro tlbiall_current temp + switch_el \temp, 401f, 402f, 403f +401: + tlbi alle1 + b 404f +402: + tlbi alle2 + b 404f +403: + tlbi alle3 + b 404f +404: +.endm + #else #include