bcm63xx: smp: add NAND support
NAND controller is present on BCM6328, BCM6362, BCM6368 and BCM63268. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
This commit is contained in:
Álvaro Fernández Rojas
@@ -105,6 +105,79 @@ define Build/cfe-bin
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$(CFE_EXTRAS) $(1)
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endef
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define Build/cfe-jffs2
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$(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
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--big-endian \
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--pad \
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--no-cleanmarkers \
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--eraseblock=$(patsubst %k,%KiB,$(BLOCKSIZE)) \
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--root=$(1) \
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--output=$@ \
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--compression-mode=none
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$(call Build/pad-to,$(BLOCKSIZE))
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endef
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define Build/cfe-jffs2-cferam
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mv $@ $@.kernel
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rm -rf $@-cferam
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mkdir -p $@-cferam
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# CFE ROM checks JFFS2 dirent version of cferam.
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# If version is not > 0 it will ignore the fs entry.
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# JFFS2 sets version 0 to the first fs entry and increments
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# it on the following ones, so let's create a dummy file that
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# will have version 0 and let cferam be the second (version 1).
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touch $@-cferam/1-openwrt
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# Add cferam as the last file in the JFFS2 partition
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cp $(KDIR)/bcm63xx-cfe/$(CFE_RAM_FILE) $@-cferam/$(CFE_RAM_JFFS2_NAME)
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# The JFFS2 partition creation should result in the following
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# layout:
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# 1) 1-openwrt (version 0, ino 2)
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# 2) cferam.000 (version 1, ino 3)
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$(call Build/cfe-jffs2,$@-cferam)
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# Some devices need padding between CFE RAM and kernel
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$(if $(CFE_RAM_JFFS2_PAD),$(call Build/pad-to,$(CFE_RAM_JFFS2_PAD)))
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# Append kernel
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dd if=$@.kernel >> $@
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rm -f $@.kernel
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endef
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define Build/cfe-jffs2-kernel
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rm -rf $@-kernel
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mkdir -p $@-kernel
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# CFE RAM checks JFFS2 dirent version of vmlinux.
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# If version is not > 0 it will ignore the fs entry.
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# JFFS2 sets version 0 to the first fs entry and increments
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# it on the following ones, so let's create a dummy file that
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# will have version 0 and let cferam be the second (version 1).
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touch $@-kernel/1-openwrt
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# vmlinux is located on a different JFFS2 partition, but CFE RAM
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# ignores it, so let's create another dummy file that will match
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# the JFFS2 ino of cferam entry on the first JFFS2 partition.
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# CFE RAM won't be able to find vmlinux if cferam has the same
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# ino as vmlinux.
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touch $@-kernel/2-openwrt
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# Add vmlinux as the last file in the JFFS2 partition
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$(TOPDIR)/scripts/cfe-bin-header.py \
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--input-file $@ \
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--output-file $@-kernel/vmlinux.lz \
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--load-addr $(LOADER_ENTRY) \
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--entry-addr $(LOADER_ENTRY)
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# The JFFS2 partition creation should result in the following
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# layout:
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# 1) 1-openwrt (version 0, ino 2)
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# 2) 2-openwrt (version 1, ino 3)
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# 3) vmlinux.lz (version 2, ino 4)
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$(call Build/cfe-jffs2,$@-kernel)
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endef
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define Build/cfe-old-bin
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$(TOPDIR)/scripts/brcmImage.pl -t -p \
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-o $@ -b $(CFE_BOARD_ID) -c $(CFE_CHIP_ID) \
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@@ -121,6 +194,17 @@ define Build/cfe-spw303v-bin
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$(CFE_EXTRAS) $(1)
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endef
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define Build/cfe-wfi-tag
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$(TOPDIR)/scripts/cfe-wfi-tag.py \
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--input-file $@ \
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--output-file $@.new \
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--version $(if $(1),$(1),$(CFE_WFI_VERSION)) \
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--chip-id $(CFE_WFI_CHIP_ID) \
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--flash-type $(CFE_WFI_FLASH_TYPE) \
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$(if $(CFE_WFI_FLAGS),--flags $(CFE_WFI_FLAGS))
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mv $@.new $@
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endef
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define Build/spw303v-bin
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$(STAGING_DIR_HOST)/bin/spw303v -i $@ -o $@.spw303v
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mv $@.spw303v $@
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@@ -170,4 +254,8 @@ USB2_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport
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include bcm63xx.mk
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ifeq ($(SUBTARGET),smp)
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include bcm63xx_nand.mk
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endif
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$(eval $(call BuildImage))
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35
target/linux/bcm63xx/image/bcm63xx_nand.mk
Normal file
35
target/linux/bcm63xx/image/bcm63xx_nand.mk
Normal file
@@ -0,0 +1,35 @@
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#
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# BCM63XX NAND Profiles
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#
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DEVICE_VARS += CFE_RAM_FILE
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DEVICE_VARS += CFE_RAM_JFFS2_NAME CFE_RAM_JFFS2_PAD
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DEVICE_VARS += CFE_WFI_CHIP_ID CFE_WFI_FLASH_TYPE
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DEVICE_VARS += CFE_WFI_FLAGS CFE_WFI_VERSION
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# CFE expects a single JFFS2 partition with cferam and kernel. However,
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# it's possible to fool CFE into properly loading both cferam and kernel
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# from two different JFFS2 partitions by adding dummy files (see
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# cfe-jffs2-cferam and cfe-jffs2-kernel).
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# Separate JFFS2 partitions allow upgrading openwrt without reflashing cferam
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# JFFS2 partition, which is much safer in case anything goes wrong.
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define Device/bcm63xx-nand
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FILESYSTEMS := squashfs ubifs
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KERNEL := kernel-bin | append-dtb | relocate-kernel | lzma | cfe-jffs2-kernel
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KERNEL_INITRAMFS := kernel-bin | append-dtb | lzma | loader-lzma elf
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IMAGES := cfe.bin sysupgrade.bin
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IMAGE/cfe.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | cfe-jffs2-cferam | append-ubi | cfe-wfi-tag
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IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
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KERNEL_SIZE := 5120k
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CFE_CHIP_ID :=
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CFE_RAM_FILE :=
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CFE_RAM_JFFS2_NAME :=
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CFE_RAM_JFFS2_PAD :=
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CFE_WFI_VERSION := 0x5731
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CFE_WFI_CHIP_ID = 0x$$(CFE_CHIP_ID)
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CFE_WFI_FLASH_TYPE :=
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CFE_WFI_FLAGS :=
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UBINIZE_OPTS := -E 5
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DEVICE_PACKAGES += nand-utils
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SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
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endef
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