From a8778dd53ce3b44204b1ef7f12a0f2ec39d3980a Mon Sep 17 00:00:00 2001
From: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
Date: Fri, 22 Jun 2018 12:00:20 +0100
Subject: [PATCH] SDEI: Fix determining client EL
commit 2ccfcb2ea555eb86122e7780010cc50fcee08f54 ("SDEI: Determine client
EL from NS context's SCR_EL3") intended to read from SCR_EL3, but
wrongly read from SPSR_EL3 instead. This patch fixes that.
Change-Id: I8ffea39cc98ef59cb8e7a4c6ef4cb12011c58536
Signed-off-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
---
services/std_svc/sdei/sdei_private.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/services/std_svc/sdei/sdei_private.h b/services/std_svc/sdei/sdei_private.h
index ea602878b..874fc22db 100644
--- a/services/std_svc/sdei/sdei_private.h
+++ b/services/std_svc/sdei/sdei_private.h
@@ -164,7 +164,7 @@ static inline unsigned int sdei_client_el(void)
cpu_context_t *ns_ctx = cm_get_context(NON_SECURE);
el3_state_t *el3_ctx = get_el3state_ctx(ns_ctx);
- return read_ctx_reg(el3_ctx, CTX_SPSR_EL3) & SCR_HCE_BIT ? MODE_EL2 :
+ return read_ctx_reg(el3_ctx, CTX_SCR_EL3) & SCR_HCE_BIT ? MODE_EL2 :
MODE_EL1;
}
--
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