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image: add ModelNameLimit16

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This script returns the model name limited to 16 characters.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
This commit is contained in:
Álvaro Fernández Rojas
2021-02-22 18:04:16 +01:00
parent 00f6944f16
commit 1235ea7c20
1 changed files with 4 additions and 0 deletions
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4
include/image-commands.mk
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@@ -3,6 +3,10 @@
IMAGE_KERNEL = $(word 1,$^)
IMAGE_ROOTFS = $(word 2,$^)
define ModelNameLimit16
$(shell expr substr "$(word 2, $(subst _, ,$(1)))" 1 16)
endef
define rootfs_align
$(patsubst %-256k,0x40000,$(patsubst %-128k,0x20000,$(patsubst %-64k,0x10000,$(patsubst squashfs%,0x4,$(patsubst root.%,%,$(1))))))
endef