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authorSandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>2017-12-12 15:08:26 -0700
committerJohn Crispin <john@phrozen.org>2017-12-16 00:02:14 +0100
commit085967f77414dcf8c232032c44ea5aa5cb80e240 (patch)
treea8a6fe950d96cd49f219bbf8175c37e0a827c49f /target/linux
parent665bb2749906aff4d4ec607a308353fa30cb1b3a (diff)
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at91: create sdcard image for sama5
create sdcard image using gen_at91_sdcard_img.sh for sama5 platform and sdcard image partition layout is: P0: Boot (fat32) - contains(at91bootstrap,u-boot,zImage & dtb) p1: Rootfs (ext4) Signed-off-by: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
Diffstat (limited to 'target/linux')
-rwxr-xr-xtarget/linux/at91/image/gen_at91_sdcard_img.sh33
-rw-r--r--target/linux/at91/image/sama5.mk46
2 files changed, 79 insertions, 0 deletions
diff --git a/target/linux/at91/image/gen_at91_sdcard_img.sh b/target/linux/at91/image/gen_at91_sdcard_img.sh
new file mode 100755
index 0000000000..316ecea2e4
--- /dev/null
+++ b/target/linux/at91/image/gen_at91_sdcard_img.sh
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+#
+# Copyright (C) 2017 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+set -x
+[ $# -eq 5 ] || {
+ echo "SYNTAX: $0 <file> <bootfs image> <rootfs image> <bootfs size> <rootfs size>"
+ exit 1
+}
+
+OUTPUT="$1"
+BOOTFS="$2"
+ROOTFS="$3"
+BOOTFSSIZE="$4"
+ROOTFSSIZE="$5"
+
+head=4
+sect=2048
+
+set `ptgen -o $OUTPUT -h $head -s $sect -l 1024 -t c -p ${BOOTFSSIZE}M -t 83 -p ${ROOTFSSIZE}M`
+
+BOOTOFFSET="$(($1 / 512))"
+BOOTSIZE="$(($2 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
+ROOTFSSIZE="$(($4 / 512))"
+
+dd bs=512 if="$BOOTFS" of="$OUTPUT" seek="$BOOTOFFSET" conv=notrunc
+dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFSOFFSET" conv=notrunc
diff --git a/target/linux/at91/image/sama5.mk b/target/linux/at91/image/sama5.mk
index b26715b8ae..d33a398651 100644
--- a/target/linux/at91/image/sama5.mk
+++ b/target/linux/at91/image/sama5.mk
@@ -1,3 +1,46 @@
+AT91_SD_BOOT_PARTSIZE:=64
+FAT32_BLOCK_SIZE:=1024
+FAT32_BLOCKS:=$(shell echo \
+ $$(($(AT91_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
+
+define Build/at91-sdcard
+ rm -f $@.boot
+ mkfs.fat -C $@.boot $(FAT32_BLOCKS)
+
+ mcopy -i $@.boot $(KDIR)/zImage ::zImage
+
+ $(foreach dts,$(DEVICE_DTS), \
+ mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb \
+ ::$(dts).dtb; \
+ mcopy -i $@.boot \
+ $(BIN_DIR)/u-boot-$(dts:at91-%=%)_mmc/u-boot.bin \
+ ::u-boot.bin; \
+ $(CP) $(BIN_DIR)/at91bootstrap-$(dts:at91-%=%)sd_uboot*/*.bin \
+ $(BIN_DIR)/BOOT.bin; \
+ mcopy -i $@.boot $(BIN_DIR)/BOOT.bin ::BOOT.bin;)
+
+ ./gen_at91_sdcard_img.sh \
+ $(dir $@)$(IMG_PREFIX)-$(PROFILE_SANITIZED)-sdcard.img \
+ $@.boot \
+ $(KDIR)/root.ext4 \
+ $(AT91_SD_BOOT_PARTSIZE) \
+ $(CONFIG_TARGET_ROOTFS_PARTSIZE)
+
+ gzip -nc9 $(dir $@)$(IMG_PREFIX)-$(PROFILE_SANITIZED)-sdcard.img \
+ > $(dir $@)$(IMG_PREFIX)-$(PROFILE_SANITIZED)-sdcard.img.gz
+
+ $(CP) $(dir $@)$(IMG_PREFIX)-$(PROFILE_SANITIZED)-sdcard.img.gz \
+ $(BIN_DIR)/
+
+ rm -f $(BIN_DIR)/BOOT.bin
+ rm -f $@.boot
+endef
+
+define Device/evaluation-sdimage
+ IMAGES += sdcard.img.gz
+ IMAGE/sdcard.img.gz := at91-sdcard
+endef
+
define Device/default-nand
BLOCKSIZE := 128k
PAGESIZE := 2048
@@ -9,6 +52,7 @@ define Device/at91-sama5d3_xplained
$(Device/evaluation-dtb)
DEVICE_TITLE := Microchip(Atmel AT91) SAMA5D3 Xplained
KERNEL_SIZE := 6144k
+ $(Device/evaluation-sdimage)
endef
TARGET_DEVICES += at91-sama5d3_xplained
@@ -16,6 +60,7 @@ define Device/at91-sama5d2_xplained
$(Device/evaluation-dtb)
DEVICE_TITLE := Microchip(Atmel AT91) SAMA5D2 Xplained
KERNEL_SIZE := 6144k
+ $(Device/evaluation-sdimage)
endef
TARGET_DEVICES += at91-sama5d2_xplained
@@ -27,6 +72,7 @@ define Device/at91-sama5d4_xplained
PAGESIZE := 4096
SUBPAGESIZE := 2048
MKUBIFS_OPTS := -m $$(PAGESIZE) -e 248KiB -c 2082 -x lzo
+ $(Device/evaluation-sdimage)
endef
TARGET_DEVICES += at91-sama5d4_xplained