From: Lothar Waßmann <LW@KARO-electronics.de>
Date: Thu, 30 Jun 2016 08:44:39 +0000 (+0200)
Subject: karo: tx53: various fixes for CONFIG_SECURE_BOOT
X-Git-Tag: KARO-TX-2016-07-05~2^2~2
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=6eb9c03b43586d536df11dba254e30d265f93a63

karo: tx53: various fixes for CONFIG_SECURE_BOOT
---

diff --git a/board/karo/tx53/config.mk b/board/karo/tx53/config.mk
index 09d6709dfe..55eb15e5c4 100644
--- a/board/karo/tx53/config.mk
+++ b/board/karo/tx53/config.mk
@@ -2,6 +2,12 @@
 CONFIG_SYS_TEXT_BASE := 0x700ff000
 
 __HAVE_ARCH_GENERIC_BOARD := y
+
 PLATFORM_CPPFLAGS += -Werror
+ifneq ($(CONFIG_SECURE_BOOT),)
+#	promote config variable to linker script
+	PLATFORM_CPPFLAGS += -DCONFIG_SECURE_BOOT
+endif
+
 LOGO_BMP = logos/karo.bmp
 OBJCOPYFLAGS += -j .pad
diff --git a/board/karo/tx53/lowlevel_init.S b/board/karo/tx53/lowlevel_init.S
index ad43e481ac..5aa31af63d 100644
--- a/board/karo/tx53/lowlevel_init.S
+++ b/board/karo/tx53/lowlevel_init.S
@@ -382,7 +382,11 @@ boot_data_ptr:
 self_ptr:
 	.word	ivt_header
 app_code_csf:
+#ifdef CONFIG_SECURE_BOOT
 	.word	__csf_data
+#else
+	.word	0x0
+#endif
 	.word	0x0
 boot_data:
 	.long	CONFIG_SYS_TEXT_BASE
diff --git a/board/karo/tx53/u-boot.lds b/board/karo/tx53/u-boot.lds
index 392a9ef42a..e010d99f53 100644
--- a/board/karo/tx53/u-boot.lds
+++ b/board/karo/tx53/u-boot.lds
@@ -83,19 +83,18 @@ SECTIONS
 		. = ALIGN(4096);
 	} = 0x01f0adde
 
-	_image_binary_end = . + (__ivt_end - __uboot_img_start);
-
 	.uboot_img_end :
 	{
 		KEEP(*(.__uboot_img_end))
 	}
 
-	. = CONFIG_SYS_TEXT_BASE + 0x70000;
+#ifdef CONFIG_SECURE_BOOT
 	.csf_data :
 	{
 		*(.__csf_data)
 		. = . + 0x2000;
 	}
+#endif
 	__uboot_img_len = . - __uboot_img_start;
 
 /*
@@ -117,7 +116,6 @@ SECTIONS
 		KEEP(*(.__bss_end));
 	}
 
-	.dynsym _image_binary_end : { *(.dynsym) }
 	/DISCARD/ : { *(.debug*) }
 	/DISCARD/ : { *(.note*) }
 	/DISCARD/ : { *(.comment*) }