Patrick Georgi (pgeorgi@google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9539
-gerrit
commit 68872b5c61a5d031443865a94461e83242e41456 Author: Furquan Shaikh furquan@google.com Date: Mon Nov 24 15:12:12 2014 -0800
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 --- 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 422b81a..ba41f45 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>