While most of the target's contents are split into subtargets, the base-files are maintained for the target as a whole. However, OpenWrt already implements a mechanism that will use (and even prefer) files in the subtargets' directories. This can be exploited to make several scripts subtarget-specific and thus save some space. In certain cases, keeping files in parent (=target) base-files was more convenient, and thus no splitting was performed for those. Note that this will increase overall code lines, but reduce code per subtarget. base-files ipk size reduction: master (mt7621) 60958 B split (mt7620) 46358 B (- 14.3 kiB) split (mt7621) 48759 B (- 11.9 kiB) split (mt76x8) 44948 B (- 15.6 kiB) split (rt288x) 43508 B (- 17.0 kiB) split (rt305x) 45616 B (- 15.0 kiB) split (rt3883) 44176 B (- 16.4 kiB) Run-tested on: GL.iNet GL-MT300N-V2 (mt76x8) D-Link DWR-116 (mt7620) Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
47 lines
1,023 B
Bash
47 lines
1,023 B
Bash
#!/bin/sh
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[ -e /lib/firmware/$FIRMWARE ] && exit 0
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. /lib/functions/caldata.sh
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jboot_eeprom_extract() {
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local part=$1
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local offset=$2
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local mtd
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mtd=$(find_mtd_part $part)
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[ -n "$mtd" ] || \
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caldata_die "no mtd device found for partition $part"
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jboot_config_read -i $mtd -o $offset -e /lib/firmware/$FIRMWARE 2>/dev/null || \
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caldata_die "failed to extract from $mtd"
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}
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board=$(board_name)
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case "$FIRMWARE" in
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"soc_wmac.eeprom")
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case $board in
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dlink,dir-510l|\
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dlink,dwr-116-a1|\
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dlink,dwr-118-a1|\
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dlink,dwr-118-a2|\
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dlink,dwr-921-c1|\
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dlink,dwr-922-e2|\
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lava,lr-25g001)
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wan_mac=$(jboot_config_read -m -i $(find_mtd_part "config") -o 0xE000)
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wifi_mac=$(macaddr_add "$wan_mac" 1)
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jboot_eeprom_extract "config" 0xE000
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caldata_patch_mac $wifi_mac 0x4
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;;
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dovado,tiny-ac)
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wifi_mac=$(mtd_get_mac_ascii u-boot-env INIC_MAC_ADDR)
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caldata_extract "factory" 0x0 0x200
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caldata_patch_mac $wifi_mac 0x4
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;;
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*)
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caldata_die "Please define mtd-eeprom in $board DTS file!"
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;;
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esac
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;;
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esac
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