summaryrefslogtreecommitdiffhomepage
path: root/pkg
diff options
context:
space:
mode:
authorMin Le <lemin.lm@antgroup.com>2020-09-22 15:52:41 +0800
committerMin Le <lemin.lm@antgroup.com>2020-09-22 17:19:34 +0800
commita38f1d145797b307afc34985533f3b9208eacc7d (patch)
tree7803a692fdbec72718973dc59403e04938659f59 /pkg
parent742e58b873dbb8d3c14b2e40f212df90ec837671 (diff)
arm64: set SCTLR_UCI bit in SCTLR_EL1
some application such as openjdk will excute DC CVAU at el0, if SCTLR_UCI is not set, it will trap to EL1 which will cause panic. Signed-off-by: Min Le <lemin.lm@antgroup.com>
Diffstat (limited to 'pkg')
-rw-r--r--pkg/sentry/platform/ring0/entry_arm64.s3
1 files changed, 2 insertions, 1 deletions
diff --git a/pkg/sentry/platform/ring0/entry_arm64.s b/pkg/sentry/platform/ring0/entry_arm64.s
index 5f63cbd45..106762665 100644
--- a/pkg/sentry/platform/ring0/entry_arm64.s
+++ b/pkg/sentry/platform/ring0/entry_arm64.s
@@ -47,8 +47,9 @@
#define SCTLR_C 1 << 2
#define SCTLR_I 1 << 12
#define SCTLR_UCT 1 << 15
+#define SCTLR_UCI 1 << 26
-#define SCTLR_EL1_DEFAULT (SCTLR_M | SCTLR_C | SCTLR_I | SCTLR_UCT)
+#define SCTLR_EL1_DEFAULT (SCTLR_M | SCTLR_C | SCTLR_I | SCTLR_UCT | SCTLR_UCI)
// cntkctl_el1: counter-timer kernel control register el1.
#define CNTKCTL_EL0PCTEN 1 << 0