u-boot: Reengineering of environment allocation

The offset and size of the environment block for u-boot compiling and fw_utils
are described in the single file ucm-imx8m-mini.conf to avoid data nsynchronizing.

Signed-off-by: Kirill Kapranov <kirill.kapranov@compulab.co.il>

conf/machine/ucm-imx8m-mini.conf

@@ -43,7 +43,9 @@ LOADADDR = ""
 UBOOT_SUFFIX = "bin"
 UBOOT_MAKE_TARGET = ""
 IMX_BOOT_SEEK = "33"
-
+# Max GPT size is 34 * 512
+UBOOT_ENV_OFFSET = "0x4400"
+UBOOT_ENV_SIZE = "0x1000"
 OPTEE_BIN_EXT = "8mm"
 PLATFORM_FLAVOR_ucm-imx8m-mini = "mx8mmevk"
 

recipes-bsp/u-boot/u-boot-fslc-fw-utils_%.bbappend

@@ -17,4 +17,15 @@ do_compile () {
 	oe_runmake envtools
 }
 
+do_install_prepend () {
+	if [ -e ${WORKDIR}/fw_env.config ]; then
+		sed -i -e \
+		's:\(.*/dev/mmcblk[^[:blank:]]*\)[[:blank:]].*$:\1 ${UBOOT_ENV_OFFSET} ${UBOOT_ENV_SIZE}:' \
+			${WORKDIR}/fw_env.config
+	else
+		bbfatal "fw_env.config not found in ${WORKDIR}"
+
+	fi
+}
+
 RPROVIDES_${PN} += "u-boot-fw-utils"

recipes-bsp/u-boot/u-boot-imx_%.bbappend

@@ -0,0 +1,10 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/compulab/imx8mm:"
+
+include compulab/imx8mm.inc
+
+do_compile_prepend () {
+    sed -i -e \
+    "s/^\(#define[[:blank:]]*CONFIG_ENV_OFFSET[[:blank:]]*\).*$/\1${UBOOT_ENV_OFFSET}/"\
+    -e "s/^\(#define[[:blank:]]*CONFIG_ENV_SIZE[[:blank:]]*\).*$/\1${UBOOT_ENV_SIZE}/" \
+    ${S}/include/configs/ucm-imx8m-mini.h
+}

recipes-bsp/u-boot/u-boot-imx_2017.03.bbappend

@@ -1,3 +0,0 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/compulab/imx8mm:"
-
-include compulab/imx8mm.inc

recipes-bsp/u-boot/u-boot-imx_2018.03.bbappend

@@ -1,3 +0,0 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/compulab/imx8mm:"
-
-include compulab/imx8mm.inc