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52 lines
1.1 KiB
Bash
52 lines
1.1 KiB
Bash
#!/bin/sh
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. /lib/functions/system.sh
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. /lib/ar71xx.sh
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do_patch_ath10k_firmware() {
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local firmware_file="/lib/firmware/ath10k/QCA988X/hw2.0/firmware-5.bin"
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# bail out if firmware does not exist
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[ -f "$firmware_file" ] || {
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return
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}
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local firmware_md5_orig="36768dc68572b3f2660211e20e89f558"
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local firmware_md5_current="$(md5sum $firmware_file)"
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local firmware_md5_current="${firmware_md5_current%% *}"
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# verify md5sum before patching
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[ "$firmware_md5_orig" != "$firmware_md5_current" ] || {
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return
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}
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# some boards have bogus mac in otp, patch the default mac in the firmware
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case $(ar71xx_board_name) in
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dgl-5500-a1)
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local mac
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mac=$(mtd_get_mac_ascii nvram wlan1_mac)
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cp $firmware_file /tmp/ath10k-firmware.bin
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macaddr_2bin $mac | dd of=/tmp/ath10k-firmware.bin \
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conv=notrunc bs=1 seek=276 count=6
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;;
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esac
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[ -f /tmp/ath10k-firmware.bin ] || {
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return
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}
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cp /tmp/ath10k-firmware.bin $firmware_file
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rm /tmp/ath10k-firmware.bin
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}
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check_patch_ath10k_firmware() {
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case $(ar71xx_board_name) in
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dgl-5500-a1)
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do_patch_ath10k_firmware
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;;
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esac
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}
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boot_hook_add preinit_main check_patch_ath10k_firmware
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