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bcm4908: build flashable & bootable firmware images

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BCM4908 bootloader requires firmware with JFFS2 image containing:
1. cferam.000
2. 94908.dtb
3. vmlinux.lz
4. device custom files

cferam.000 can be obtained from the bcm63xx-cfe repository.
device custom files are stored in images dir.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
This commit is contained in:
Rafał Miłecki 2021-01-20 09:21:21 +01:00
parent 095ed5e8e1
commit 4e1e18af65
5 changed files with 23 additions and 0 deletions
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15
target/linux/bcm4908/image/Makefile
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@ -13,6 +13,19 @@ define Build/bcm4908kernel
mv $@.new $@
endef
define Build/bcm4908img
rm -fr $@-bootfs
mkdir -p $@-bootfs
cp -r $(DEVICE_NAME)/* $@-bootfs/
touch $@-bootfs/1-dummy
cp $(DTS_DIR)/$(firstword $(DEVICE_DTS)).dtb $@-bootfs/94908.dtb
cp $(KDIR)/bcm63xx-cfe/$(subst _,$(comma),$(DEVICE_NAME))/cferam.000 $@-bootfs/
cp $(IMAGE_KERNEL) $@-bootfs/vmlinux.lz
$(STAGING_DIR_HOST)/bin/mkfs.jffs2 --pad --little-endian --squash-uids -v -e 128KiB -o $@-bootfs.jffs2 -d $@-bootfs -m none -n
$(STAGING_DIR_HOST)/bin/bcm4908img create $@ -f $@-bootfs.jffs2
endef
define Device/Default
KERNEL := kernel-bin | bcm4908lzma | bcm4908kernel
KERNEL_DEPENDS = $$(wildcard $(DTS_DIR)/$$(DEVICE_DTS).dts)
@ -30,6 +43,7 @@ define Device/asus_gt-ac5300
DEVICE_MODEL := GT-AC5300
DEVICE_DTS := broadcom/bcm4908/bcm4908-asus-gt-ac5300
IMAGES := bin
IMAGE/bin := bcm4908img
endef
TARGET_DEVICES += asus_gt-ac5300
@ -38,6 +52,7 @@ define Device/netgear_r8000p
DEVICE_MODEL := R8000P
DEVICE_DTS := broadcom/bcm4908/bcm4906-netgear-r8000p
IMAGES := bin
IMAGE/bin := bcm4908img
endef
TARGET_DEVICES += netgear_r8000p

2
target/linux/bcm4908/image/asus_gt-ac5300/rom/etc/image_ident Normal file
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@ -0,0 +1,2 @@
@(#) $imageversion: HND1731918 $
@(#) $imageversion: HND1731918 $

1
target/linux/bcm4908/image/asus_gt-ac5300/rom/etc/image_version Normal file
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@ -0,0 +1 @@
HND1731918

4
target/linux/bcm4908/image/netgear_r8000p/etc/image_ident Normal file
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@ -0,0 +1,4 @@
@(#) $imageversion: 5024HNDrc11R8000P2602103 $
@(#) $imageversion: 5024HNDrc11R8000P2602103 $
@(#) $changelist: Changelist: REL_502HND04rc11_BISON04T_REL_7_14_170_34Revision: 765096 $
@(#) $changelist: Changelist: REL_502HND04rc11_BISON04T_REL_7_14_170_34Revision: 765096 $

1
target/linux/bcm4908/image/netgear_r8000p/etc/image_version Normal file
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@ -0,0 +1 @@
5024HNDrc11R8000P2602103