From 001cd9bd5cf5475a78a3e36dc187e62d1b5bba2e Mon Sep 17 00:00:00 2001
From: Jeff Kubascik <jeff.kubascik@dornerworks.com>
Date: Wed, 4 Dec 2019 09:29:31 -0500
Subject: bsps/arm: Add zImage boot header

Xen currently only supports the zImage loader for 32 bit guests on ARM
targets.
---
 bsps/arm/shared/start/start.S | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'bsps/arm/shared/start/start.S')

diff --git a/bsps/arm/shared/start/start.S b/bsps/arm/shared/start/start.S
index 0e9e6a0cde..4fd748477c 100644
--- a/bsps/arm/shared/start/start.S
+++ b/bsps/arm/shared/start/start.S
@@ -40,6 +40,17 @@
 
 	.section	".bsp_start_text", "ax"
 
+#ifdef BSP_START_ZIMAGE_HEADER
+.rept	8
+	mov	r0, r0
+.endr
+	b	.Lafter_header
+	.word	0x016f2818		/* Magic numbers to help the loader */
+	.word	bsp_section_start_begin	/* zImage start address */
+	.word	bsp_section_data_end	/* zImage end address */
+.Lafter_header:
+#endif /* BSP_START_ZIMAGE_HEADER */
+
 #if defined(ARM_MULTILIB_ARCH_V4)
 
 #ifdef BSP_START_IN_HYP_SUPPORT
-- 
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