From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:02:30 +0200
Subject: Adding upstream version 4.19.249.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/arm/mm/abort-nommu.S | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 arch/arm/mm/abort-nommu.S

(limited to 'arch/arm/mm/abort-nommu.S')

diff --git a/arch/arm/mm/abort-nommu.S b/arch/arm/mm/abort-nommu.S
new file mode 100644
index 000000000..6e2366a26
--- /dev/null
+++ b/arch/arm/mm/abort-nommu.S
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+/*
+ * Function: nommu_early_abort
+ *
+ * Params  : r2 = pt_regs
+ *	   : r4 = aborted context pc
+ *	   : r5 = aborted context psr
+ *
+ * Returns : r4 - r11, r13 preserved
+ *
+ * Note: There is no FSR/FAR on !CPU_CP15_MMU cores.
+ *       Just fill zero into the registers.
+ */
+	.align	5
+ENTRY(nommu_early_abort)
+	mov	r0, #0				@ clear r0, r1 (no FSR/FAR)
+	mov	r1, #0
+	b	do_DataAbort
+ENDPROC(nommu_early_abort)
-- 
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