[U-Boot] [PATCH 1/3] config: exynos: common: Provide env variables to support Image.itb

[Lukasz Majewski]

This change allows using Image.itb image format with Exynos4 devices
(especially trats and trats2).
Such change facilitates automated testing since only one binary needs
to be prepared.

Signed-off-by: Lukasz Majewski <l.majewski at samsung.com>
---
 include/configs/exynos4-common.h | 54 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/include/configs/exynos4-common.h b/include/configs/exynos4-common.h
index 41631c7..577afe7 100644
--- a/include/configs/exynos4-common.h
+++ b/include/configs/exynos4-common.h
@@ -66,4 +66,58 @@
 #define CONFIG_CMD_USB_MASS_STORAGE
 #define CONFIG_USB_GADGET_MASS_STORAGE
 
+/* Common environment variables */
+#define CONFIG_EXTRA_ENV_ITB \
+	"loadkernel=load mmc ${mmcbootdev}:${mmcbootpart} ${kerneladdr} " \
+		"${kernelname}\0" \
+	"loadinitrd=load mmc ${mmcbootdev}:${mmcbootpart} ${initrdaddr} " \
+		"${initrdname}\0" \
+	"loaddtb=load mmc ${mmcbootdev}:${mmcbootpart} ${fdtaddr} " \
+		"${fdtfile}\0" \
+	"check_ramdisk=" \
+		"if run loadinitrd; then " \
+			"setenv initrd_addr ${initrdaddr};" \
+		"else " \
+			"setenv initrd_addr -;" \
+		"fi;\0" \
+	"check_dtb=" \
+		"if run loaddtb; then " \
+			"setenv fdt_addr ${fdtaddr};" \
+		"else " \
+			"setenv fdt_addr;" \
+		"fi;\0" \
+	"kernel_args=" \
+		"setenv bootargs root=/dev/mmcblk${mmcdev}p${mmcrootpart}" \
+		" ${lpj} rootwait ${console} ${meminfo} ${opts} ${lcdinfo};\0" \
+	"boot_fit=" \
+		"setenv kerneladdr 0x42000000;" \
+		"setenv kernelname Image.itb;" \
+		"run loadkernel;" \
+		"run kernel_args;" \
+		"bootm ${kerneladdr}#${board_name}\0" \
+	"boot_uimg=" \
+		"setenv kerneladdr 0x40007FC0;" \
+		"setenv kernelname uImage;" \
+		"run check_dtb;" \
+		"run check_ramdisk;" \
+		"run loadkernel;" \
+		"run kernel_args;" \
+		"bootm ${kerneladdr} ${initrd_addr} ${fdt_addr};\0" \
+	"boot_zimg=" \
+		"setenv kerneladdr 0x40007FC0;" \
+		"setenv kernelname zImage;" \
+		"run check_dtb;" \
+		"run check_ramdisk;" \
+		"run loadkernel;" \
+		"run kernel_args;" \
+		"bootz ${kerneladdr} ${initrd_addr} ${fdt_addr};\0" \
+	"autoboot=" \
+		"if test -e mmc ${mmcdev}:${mmcbootpart} Image.itb; then; " \
+			"run boot_fit;" \
+		"elif test -e mmc ${mmcdev}:${mmcbootpart} zImage; then; " \
+			"run boot_zimg;" \
+		"elif test -e mmc ${mmcdev}:${mmcbootpart} uImage; then; " \
+			"run boot_uimg;" \
+		"fi;\0"
+
 #endif	/* __CONFIG_EXYNOS4_COMMON_H */
-- 
2.0.0.rc2