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authorFurquan Shaikh <furquan@google.com>2014-11-24 15:12:12 -0800
committerPatrick Georgi <pgeorgi@google.com>2015-04-10 20:47:28 +0200
commitb17f580d2955822d0095e1fb914d98eeabf2a708 (patch)
tree34e7ea6a8f3ab28bdbf3a4648d453ea8842b89db
parentff6d4facbb956175ef6ef9742545924b7fff4fad (diff)
downloadcoreboot-b17f580d2955822d0095e1fb914d98eeabf2a708.tar.xz
arm64: Add macro to invalidate stage 1 TLB entries at current EL
BUG=chrome-os-partner:33962 BRANCH=None TEST=Compiles successfully for ryu. Change-Id: Ia4941a864dd3394689121a8c9ddfaaf6f5c150a1 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 1e43a081f7394b2014d89e723f816f1eca83ef49 Original-Signed-off-by: Furquan Shaikh <furquan@google.com> Original-Change-Id: I60d77456573a2a1e854d9f3ca730237acfb77728 Original-Reviewed-on: https://chromium-review.googlesource.com/231698 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Tested-by: Furquan Shaikh <furquan@chromium.org> Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9539 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
-rw-r--r--src/arch/arm64/include/armv8/arch/lib_helpers.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/arch/arm64/include/armv8/arch/lib_helpers.h b/src/arch/arm64/include/armv8/arch/lib_helpers.h
index 422b81a56b..ba41f45440 100644
--- a/src/arch/arm64/include/armv8/arch/lib_helpers.h
+++ b/src/arch/arm64/include/armv8/arch/lib_helpers.h
@@ -239,6 +239,21 @@
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 <stdint.h>