Commit Graph

55080 Commits

Author SHA1 Message Date
Daniel Golle
31a6605de0 mac80211: rt2x00: experimental improvements for MT7620 wifi
Serge Vasilugin reports:

To improve mt7620 built-in wifi performance some changes:
1. Correct BW20/BW40 switching (see comments with mark (1))
2. Correct TX_SW_CFG1 MAC reg from v3 of vendor driver see
	https://gitlab.com/dm38/padavan-ng/-/blob/master/trunk/proprietary/rt_wifi/rtpci/3.0.X.X/mt76x2/chips/rt6352.c#L531
3. Set bbp66 for all chains.
4. US_CYC_CNT init based on Programming guide, default value was 33 (pci),
   set chipset bus clock with fallback to cpu clock/3.
5. Don't overwrite default values for mt7620.
6. Correct some typos.
7. Add support for external LNA:
    a) RF and BBP regs never be corrected for this mode
    b) eLNA is driven the same way as ePA with mt7620's pin PA
	but vendor driver explicitly pin PA to gpio mode (for forrect calibration?)
	so I'm not sure that request for pa_pin in dts-file will be enough

First 5 changes (really 2) improve performance for boards w/o eLNA/ePA.
Changes 7 add support for eLNA

Configuration w/o eLAN/ePA and with eLNA show results
tx/rx (from router point of view) for each stream:
 35-40/30-35 Mbps for HT20
 65-70/60-65 Mbps for HT40

Yes. Max results for 2T2R client is 140-145/135-140
with peaks 160/150, It correspond to mediatek driver results.
Boards with ePA untested.

Reported-by: Serge Vasilugin <vasilugin@yandex.ru>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-12 21:37:08 +01:00
Daniel Golle
d4feb66048 mac80211: add patch descriptions to rt2x00 patches
Prepare patches for sending upstream by adding patch descriptions
generated from the original OpenWrt commits adding each patch.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-12 21:36:58 +01:00
Felix Fietkau
55aa11d121 unetd: only depend on bpf-headers if BPF toolchain support is available
If BPF is unavailable, unetd can be built without it (by disabling VXLAN support).

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2022-09-12 21:31:27 +02:00
Sergei Burakov
2905ce3d64 ramips: add support for ZyXEL Keenetic 4G Rev.B Device
Specification:
SoC: RT5350
CPU Frequency: 360 MHz
Flash Chip: Macronix MX25L6406E (8192 KiB)
RAM: Winbond W9825G6JH-6 (32768 KiB)
3x 10/100 Mbps Ethernet (2x LAN, 1x WAN)
1x external antenna
UART (J1) header on PCB (57800 8n1)
Wireless: SoC-intergated: 2.4GHz 802.11bgn
USB: Yes
8x LED, 2x button

Flash instruction:
Configure PC with static IP 192.168.99.8/24 and start TFTP server.
Rename "openwrt-ramips-rt305x-zyxel_keenetic-4g-b-squashfs-sysupgrade.bin"
to "rt305x_firmware.bin" and place it in TFTP server directory.
Connect PC with one of LAN ports, press the reset button, power up
the router and keep button pressed until power LED start blinking.
Router will download file from TFTP server, write it to flash and reboot.

Signed-off-by: Sergei Burakov <senior.anonymous@mail.ru>
2022-09-13 01:01:52 +09:00
Daniel Golle
a46e91e8a1 mediatek: unset CONFIG_CMDLINE_OVERRIDE for all targets but mt7629
The newly introduced config symbol CONFIG_CMDLINE_OVERRIDE is only set
for mt7629 for now which breaks automated build on all other mediatek
subtargets. Make sure the symbol is configured as 'is not set' for all
remaining subtargets.

Fixes: c27279dc26 ("mediatek: add support for ipTIME A6004MX Add basic support for ipTIME A6004MX.")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-12 14:10:26 +01:00
Yoonji Park
c27279dc26 mediatek: add support for ipTIME A6004MX Add basic support for ipTIME A6004MX.
Hardware:
SoC: MediaTek MT7629 Cortex-A7 (ARMv7 1.25GHz, Dual-Core)
RAM: DDR3 128MB
Flash: Macronix MX35LF1GE4AB (SPI-NAND 128MB)
WiFi: MediaTek MT7761N (2.4GHz) / MediaTek MT7762N (5GHz) - no driver
Ethernet: SoC (WAN) / MediaTek MT7531 (LAN x4)
UART: [GND, RX, TX, 3.3V] (115200)

Installation:
- Flash recovery image with TFTP recovery

Revert to stock firmware:
- Flash stock firmware with TFTP recovery

TFTP Recovery method:
1. Unplug the router
2. Hold the reset button and plug in
3. Release when the power LED stops flashing and go off
4. Set your computer IP address manually to 192.168.0.x / 255.255.255.0
5. Flash image with TFTP client to 192.168.0.1

Signed-off-by: Yoonji Park <koreapyj@dcmys.kr>
2022-09-12 01:43:49 +01:00
Yoonji Park
49763d907b kernel: add support for mtdsplit-fit offset
Support devices that has vendor custom header before FIT image.

Some devices has vendor custom header before FIT image. In this case mtd-
split can not find FIT image and it results in rootfs mount failure.
Please refer iptime,a6004mx device for further examples.

Signed-off-by: Yoonji Park <koreapyj@dcmys.kr>
2022-09-12 01:43:49 +01:00
Daniel Golle
b4d8114770 firmware-utils: update to git HEAD
0c92b20 iptime-crc32: add support for A6004MX

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-12 01:43:49 +01:00
Daniel Golle
f5d6ed3007 xdp-tools: don't rely on host bpf headers
xdp-tools build currently breaks on build hosts which do not have
libbpf headers installed because the build system wrongly tries to
use the host's include path.
Properly pass path to libbpf headers to xdp-tools build system to
fix build e.g. on the buildbots.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-12 01:43:49 +01:00
Shiji Yang
60384d8a74 mediatek: disable unsupported background radar detection
MT7915 requires an additional antenna for background radar scanning.
Disable this feature in the following devices that do not have a
separate DFS antenna:
  linksys,e8450
  ruijie,rg-ew3200gx-pro
  xiaomi,redmi-router-ax6s

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
2022-09-12 00:14:02 +01:00
Shiji Yang
6cbcc34f50 ramips: disable unsupported background radar detection
Background radar detection is not supported on devices that
using MT7905, so disable this feature in the following devices:
  asus,rt-ax53u
  jcg,q20
  tplink,eap615-wall-v1
  xiaomi,mi-router-cr6606
  xiaomi,mi-router-cr6608
  xiaomi,mi-router-cr6609
  yuncore,ax820

Devices with MT7915 lacking a DFS antenna also do not support
background DFS:
  totolink,x5000r
  cudy,x6

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
2022-09-12 00:14:02 +01:00
Jasper Scholte
4fcfb61ec9 ramips: use lzma-loader on Sitecom WLR-6000
Fixes the boot loader LZMA decompression issue:
LZMA ERROR 1 - must RESET board to recover

Signed-off-by: Jasper Scholte <NightNL@outlook.com>
2022-09-11 22:22:42 +02:00
Hauke Mehrtens
76fc277917 ath79: Make patches apply again
The patch adding support for LEDs connected to a reset controller did
not apply any more, refresh it on top of current master.

Fixes: 53fc987b25 ("generic: move ledbar driver from mediatek target")
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-09-11 22:17:47 +02:00
Will Moss
e22ca21daa ath79: add support for TP-Link TL-WR941ND v5
Specifications:
- SoC: ar9341
- RAM: 32M
- Flash: 4M
- Ethernet: 5x FE ports
- WiFi: ar9341-wmac

Flash instruction:
Upload generated factory firmware on vendor's web interface.

This device is very similar to the TL-WR841N v8, only two LED GPIOs are
different.
Buttons configuration is similar to TL-WR842ND v2 but both buttons are
active low.

Signed-off-by: Will Moss <willormos@gmail.com>
2022-09-11 22:00:22 +02:00
Nick French
20581ee8b5 ath79: add support for TP-Link Deco S4
Add support for TP-Link Deco S4 wifi router

The label refers to the device as S4R and the TP-Link firmware
site calls it the Deco S4 v2. (There does not appear to be a v1)

Hardware (and FCC id) are identical to the Deco M4R v2 but the
flash layout is ordered differently and the OEM firmware encrypts
some config parameters (including the label mac address) in flash

In order to set the encrypted mac address, the wlan's caldata
node is removed from the DTS so the mac can be decrypted with
the help of the uencrypt tool and patched into the wlan fw
via hotplug

Specifications:
SoC: QCA9563-AL3A
RAM: Zentel A3R1GE40JBF
Wireless 2.4GHz: QCA9563-AL3A (main SoC)
Wireless 5GHz: QCA9886
Ethernet Switch: QCA8337N-AL3C
Flash: 16 MB SPI NOR

UART serial access (115200N1) on board via solder pads:
RX = TP1 pad
TX = TP2 pad
GND = C201 (pad nearest board edge)

The device's bootloader and web gui will only accept images that
were signed using TP-Link's RSA key, however a memory safety bug
in the bootloader can be leveraged to install openwrt without
accessing the serial console. See developer forum S4 support page
for link to a "firmware" file that starts a tftp client, or you
may generate one on your own like this:
```
python - > deco_s4_faux_fw_tftp.bin <<EOF
import sys
from struct import pack

b = pack('>I', 0x00008000) + b'X'*16 + b"fw-type:" \
  + b'x'*256 + b"S000S001S002" + pack('>I', 0x80060200) \

b += b"\x00"*(0x200-len(b)) \
  + pack(">33I", *[0x3c0887fc, 0x35083ddc, 0xad000000, 0x24050000,
                   0x3c048006, 0x348402a0, 0x3c1987f9, 0x373947f4,
                   0x0320f809, 0x00000000, 0x24050000, 0x3c048006,
                   0x348402d0, 0x3c1987f9, 0x373947f4, 0x0320f809,
                   0x00000000, 0x24050000, 0x3c048006, 0x34840300,
                   0x3c1987f9, 0x373947f4, 0x0320f809, 0x00000000,
                   0x24050000, 0x3c048006, 0x34840400, 0x3c1987f9,
                   0x373947f4, 0x0320f809, 0x00000000, 0x1000fff1,
                   0x00000000])

b += b"\xff"*(0x2A0-len(b)) + b"setenv serverip 192.168.0.2\x00"
b += b"\xff"*(0x2D0-len(b)) + b"setenv ipaddr 192.168.0.1\x00"
b += b"\xff"*(0x300-len(b)) + b"tftpboot 0x81000000 initramfs-kernel.bin\x00"
b += b"\xff"*(0x400-len(b)) + b"bootm 0x81000000\x00"
b += b"\xff"*(0x8000-len(b))

sys.stdout.buffer.write(b)
EOF
```

Installation:
1. Run tftp server on pc with static ip 192.168.0.2
2. Place openwrt "initramfs-kernel.bin" image in tftp root dir
3. Connect pc to router ethernet port1
4. While holding in reset button on bottom of router, power on router
5. From pc access router webgui at http://192.168.0.1
6. Upload deco_s4_faux_fw_tftp.bin
7. Router will load and execture in-memory openwrt
8. Switch pc back to dhcp or static 192.168.1.x
9. Flash openwrt sysupgrade image via luci/ssh at 192.168.1.1

Revert to stock:
Press and hold reset button while powering device to start the
bootloader's recovery mode, where stock firmware can be uploaded
via web gui at 192.168.0.1

Please note that one additional non-github commits is also needed:
firmware-utils: add tplink-safeloader support for Deco S4

Signed-off-by: Nick French <nickfrench@gmail.com>
2022-09-11 21:54:00 +02:00
Hauke Mehrtens
600741bf2e firmware-utils: update to git HEAD
71e1db6 tplink-safeloader: add TP-Link Deco S4 v2 support

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-09-11 21:54:00 +02:00
Michael Pratt
5df1b33298 ath79: add support for Senao Watchguard AP100
FCC ID: U2M-CAP2100AG

WatchGuard AP100 is an indoor wireless access point with
1 Gb ethernet port, dual-band but single-radio wireless,
internal antenna plates, and 802.3at PoE+

this board is a Senao device:
the hardware is equivalent to EnGenius EAP300 v2
the software is modified Senao SDK which is based on openwrt and uboot
including image checksum verification at boot time,
and a failsafe image that boots if checksum fails

**Specification:**

  - AR9344 SOC          MIPS 74kc, 2.4 GHz AND 5 GHz WMAC, 2x2
  - AR8035-A EPHY       RGMII GbE with PoE+ IN
  - 25 MHz clock
  - 16 MB FLASH         mx25l12805d
  - 2x 64 MB RAM
  - UART console        J11, populated
  - GPIO watchdog       GPIO 16, 20 sec toggle
  - 2 antennas          5 dBi, internal omni-directional plates
  - 5 LEDs              power, eth0 link/data, 2G, 5G
  - 1 button            reset

**MAC addresses:**

  Label has no MAC
  Only one Vendor MAC address in flash at art 0x0

  eth0 ---- *:e5 art 0x0 -2
  phy0 ---- *:e5 art 0x0 -2

**Installation:**

  Method 1: OEM webpage

    use OEM webpage for firmware upgrade to upload factory.bin

  Method 2: root shell

    It may be necessary to use a Watchguard router to flash the image to the AP
    and / or to downgrade the software on the AP to access SSH
    For some Watchguard devices, serial console over UART is disabled.

  NOTE: DHCP is not enabled by default after flashing

**TFTP recovery:**

  reset button has no function at boot time
  only possible with modified uboot environment,
  (see commit message for Watchguard AP300)

**Return to OEM:**

  user should make backup of MTD partitions
  and write the backups back to mtd devices
  in order to revert to OEM reliably

  It may be possible to use sysupgrade
  with an OEM image as well...
  (not tested)

**OEM upgrade info:**

  The OEM upgrade script is at /etc/fwupgrade.sh

  OKLI kernel loader is required because the OEM software
  expects the kernel to be no greater than 1536k
  and the factory.bin upgrade procedure would otherwise
  overwrite part of the kernel when writing rootfs.

**Note on eth0 PLL-data:**

  The default Ethernet Configuration register values will not work
  because of the external AR8035 switch between
  the SOC and the ethernet port.

  For AR934x series, the PLL registers for eth0
  can be see in the DTSI as 0x2c.
  Therefore the PLL registers can be read from uboot
  for each link speed after attempting tftpboot
  or another network action using that link speed
  with `md 0x1805002c 1`.

  The clock delay required for RGMII can be applied
  at the PHY side, using the at803x driver `phy-mode`.
  Therefore the PLL registers for GMAC0
  do not need the bits for delay on the MAC side.
  This is possible due to fixes in at803x driver
  since Linux 5.1 and 5.3

**Note on WatchGuard Magic string:**

  The OEM upgrade script is a modified version of
  the generic Senao sysupgrade script
  which is used on EnGenius devices.

  On WatchGuard boards produced by Senao,
  images are verified using a md5sum checksum of
  the upgrade image concatenated with a magic string.
  this checksum is then appended to the end of the final image.

  This variable does not apply to all the senao devices
  so set to null string as default

Tested-by: Steve Wheeler <stephenw10@gmail.com>
Signed-off-by: Michael Pratt <mcpratt@pm.me>
2022-09-11 21:54:00 +02:00
Michael Pratt
9f6e247854 ath79: add support for Senao WatchGuard AP200
FCC ID: U2M-CAP4200AG

WatchGuard AP200 is an indoor wireless access point with
1 Gb ethernet port, dual-band wireless,
internal antenna plates, and 802.3at PoE+

this board is a Senao device:
the hardware is equivalent to EnGenius EAP600
the software is modified Senao SDK which is based on openwrt and uboot
including image checksum verification at boot time,
and a failsafe image that boots if checksum fails

**Specification:**

  - AR9344 SOC		MIPS 74kc, 2.4 GHz WMAC, 2x2
  - AR9382 WLAN		PCI card 168c:0030, 5 GHz, 2x2, 26dBm
  - AR8035-A EPHY	RGMII GbE with PoE+ IN
  - 25 MHz clock
  - 16 MB FLASH		mx25l12805d
  - 2x 64 MB RAM
  - UART console        J11, populated
  - GPIO watchdog       GPIO 16, 20 sec toggle
  - 4 antennas          5 dBi, internal omni-directional plates
  - 5 LEDs              power, eth0 link/data, 2G, 5G
  - 1 button            reset

**MAC addresses:**

  Label has no MAC
  Only one Vendor MAC address in flash at art 0x0

  eth0 ---- *:be art 0x0 -2
  phy1 ---- *:bf art 0x0 -1
  phy0 ---- *:be art 0x0 -2

**Installation:**

  Method 1: OEM webpage

    use OEM webpage for firmware upgrade to upload factory.bin

  Method 2: root shell

    It may be necessary to use a Watchguard router to flash the image to the AP
    and / or to downgrade the software on the AP to access SSH
    For some Watchguard devices, serial console over UART is disabled.

  NOTE: DHCP is not enabled by default after flashing

**TFTP recovery:**

  reset button has no function at boot time
  only possible with modified uboot environment,
  (see commit message for Watchguard AP300)

**Return to OEM:**

  user should make backup of MTD partitions
  and write the backups back to mtd devices
  in order to revert to OEM reliably

  It may be possible to use sysupgrade
  with an OEM image as well...
  (not tested)

**OEM upgrade info:**

  The OEM upgrade script is at /etc/fwupgrade.sh

  OKLI kernel loader is required because the OEM software
  expects the kernel to be no greater than 1536k
  and the factory.bin upgrade procedure would otherwise
  overwrite part of the kernel when writing rootfs.

**Note on eth0 PLL-data:**

  The default Ethernet Configuration register values will not work
  because of the external AR8035 switch between
  the SOC and the ethernet port.

  For AR934x series, the PLL registers for eth0
  can be see in the DTSI as 0x2c.
  Therefore the PLL registers can be read from uboot
  for each link speed after attempting tftpboot
  or another network action using that link speed
  with `md 0x1805002c 1`.

  The clock delay required for RGMII can be applied
  at the PHY side, using the at803x driver `phy-mode`.
  Therefore the PLL registers for GMAC0
  do not need the bits for delay on the MAC side.
  This is possible due to fixes in at803x driver
  since Linux 5.1 and 5.3

**Note on WatchGuard Magic string:**

  The OEM upgrade script is a modified version of
  the generic Senao sysupgrade script
  which is used on EnGenius devices.

  On WatchGuard boards produced by Senao,
  images are verified using a md5sum checksum of
  the upgrade image concatenated with a magic string.
  this checksum is then appended to the end of the final image.

  This variable does not apply to all the senao devices
  so set to null string as default

Tested-by: Steve Wheeler <stephenw10@gmail.com>
Tested-by: John Delaney <johnd@ankco.net>
Signed-off-by: Michael Pratt <mcpratt@pm.me>
2022-09-11 21:54:00 +02:00
Michael Pratt
146aaeafb7 ath79: add support for Senao WatchGuard AP300
FCC ID: Q6G-AP300

WatchGuard AP300 is an indoor wireless access point with
1 Gb ethernet port, dual-band wireless,
internal antenna plates, and 802.3at PoE+

this board is a Senao device:
the hardware is equivalent to EnGenius EAP1750
the software is modified Senao SDK which is based on openwrt and uboot
including image checksum verification at boot time,
and a failsafe image that boots if checksum fails

**Specification:**

  - QCA9558 SOC		MIPS 74kc, 2.4 GHz WMAC, 3x3
  - QCA9880 WLAN	PCI card 168c:003c, 5 GHz, 3x3, 26dBm
  - AR8035-A PHY	RGMII GbE with PoE+ IN
  - 40 MHz clock
  - 32 MB FLASH		S25FL512S
  - 2x 64 MB RAM	NT5TU32M16
  - UART console	J10, populated
  - GPIO watchdog	GPIO 16, 20 sec toggle
  - 6 antennas		5 dBi, internal omni-directional plates
  - 5 LEDs		power, eth0 link/data, 2G, 5G
  - 1 button		reset

**MAC addresses:**

  MAC address labeled as ETH
  Only one Vendor MAC address in flash at art 0x0

  eth0 ETH  *:3c art 0x0
  phy1 ---- *:3d ---
  phy0 ---- *:3e ---

**Serial console access:**

  For this board, its not certain whether UART is possible
  it is likely that software is blocking console access

  the RX line on the board for UART is shorted to ground by resistor R176
  the resistors R175 and R176 are next to the UART RX pin at J10

  however console output is garbage even after this fix

**Installation:**

  Method 1: OEM webpage

    use OEM webpage for firmware upgrade to upload factory.bin

  Method 2: root shell access

    downgrade XTM firewall to v2.0.0.1
    downgrade AP300 firmware: v1.0.1
    remove / unpair AP from controller
    perform factory reset with reset button
    connect ethernet to a computer
    login to OEM webpage with default address / pass: wgwap
    enable SSHD in OEM webpage settings
    access root shell with SSH as user 'root'
    modify uboot environment to automatically try TFTP at boot time
    (see command below)

    rename initramfs-kernel.bin to test.bin
    load test.bin over TFTP (see TFTP recovery)
    (optionally backup all mtdblocks to have flash backup)
    perform a sysupgrade with sysupgrade.bin

  NOTE: DHCP is not enabled by default after flashing

**TFTP recovery:**

  server ip: 192.168.1.101

  reset button seems to do nothing at boot time...
  only possible with modified uboot environment,
  running this command in the root shell:

  fw_setenv bootcmd 'if ping 192.168.1.101; then tftp 0x82000000 test.bin && bootm 0x82000000; else bootm 0x9f0a0000; fi'

  and verify that it is correct with

  fw_printenv

  then, before boot, the device will attempt TFTP from 192.168.1.101
  looking for file 'test.bin'

  to return uboot environment to normal:

  fw_setenv bootcmd 'bootm 0x9f0a0000'

**Return to OEM:**

  user should make backup of MTD partitions
  and write the backups back to mtd devices
  in order to revert to OEM
  (see installation method 2)

  It may be possible to use sysupgrade
  with an OEM image as well...
  (not tested)

**OEM upgrade info:**

  The OEM upgrade script is at /etc/fwupgrade.sh

  OKLI kernel loader is required because the OEM software
  expects the kernel to be no greater than 1536k
  and the factory.bin upgrade procedure would otherwise
  overwrite part of the kernel when writing rootfs.

**Note on eth0 PLL-data:**

  The default Ethernet Configuration register values will not work
  because of the external AR8035 switch between
  the SOC and the ethernet port.

  For QCA955x series, the PLL registers for eth0 and eth1
  can be see in the DTSI as 0x28 and 0x48 respectively.
  Therefore the PLL registers can be read from uboot
  for each link speed after attempting tftpboot
  or another network action using that link speed
  with `md 0x18050028 1` and `md 0x18050048 1`.

  The clock delay required for RGMII can be applied
  at the PHY side, using the at803x driver `phy-mode`.
  Therefore the PLL registers for GMAC0
  do not need the bits for delay on the MAC side.
  This is possible due to fixes in at803x driver
  since Linux 5.1 and 5.3

**Note on WatchGuard Magic string:**

  The OEM upgrade script is a modified version of
  the generic Senao sysupgrade script
  which is used on EnGenius devices.

  On WatchGuard boards produced by Senao,
  images are verified using a md5sum checksum of
  the upgrade image concatenated with a magic string.
  this checksum is then appended to the end of the final image.

  This variable does not apply to all the senao devices
  so set to null string as default

Tested-by: Alessandro Kornowski <ak@wski.org>
Tested-by: John Wagner <john@wagner.us.org>
Signed-off-by: Michael Pratt <mcpratt@pm.me>
2022-09-11 21:54:00 +02:00
Michael Pratt
c107506883 ath79: fix RGMII delay for ar9344 Senao APs
after some trial and error, it was discovered
that by setting TX only delay on the AR8035 PHY
that setting GMAC registers is no longer necessary.

Signed-off-by: Michael Pratt <mcpratt@pm.me>
2022-09-11 21:54:00 +02:00
Michael Pratt
513f9855e9 ath79: rename an engenius DTSI to generic senao name
Other vendors can use this DTSI, for example, WatchGuard
there are likely several brands that use the same board design
because of outsourcing hardware from Senao.

For example, Watchguard AP300
has the same hardware as Engenius EAP600
so we use ar9344_engenius_exx600.dtsi for that

Signed-off-by: Michael Pratt <mcpratt@pm.me>
2022-09-11 21:54:00 +02:00
Daniel Golle
0b5cf952cf mediatek: fix ledbar of UniFi 6 LR when running custom U-Boot
The RGB LED of the UniFi 6 LR v1 doesn't work when using the Openwrt-
built U-Boot. This is because the vendor loader resets the ledbar
controller while our U-Boot doesn't care.
Add reset-gpio so the ledbar driver in Linux will always reset the
ledbar controller.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 20:26:42 +01:00
Sven Wegener
820f0c07c5 ramips: add support for Ubiquiti UniFi FlexHD
Hardware
--------

- SoC: MediaTek MT7621AT with 128 MiB RAM and 32 MiB Flash
- Wi-Fi: MediaTek MT7603 (b/g/n, 2x2) and MediaTek MT7615 (ac, 4x4)
- Bluetooth: CSR8811 (internal USB, install kmod-bluetooth)

Installation
------------

1. Connect to the booted device at 192.168.1.20 using username/password
   "ubnt".

2. Update the bootloader environment.

   $ fw_setenv devmode TRUE
   $ fw_setenv boot_openwrt "fdt addr \$(fdtcontroladdr);
     fdt rm /signature; bootubnt"
   $ fw_setenv bootcmd "run boot_openwrt"

3. Transfer the OpenWrt sysupgrade image to the device using SCP.

4. Check the mtd partition number for bs / kernel0 / kernel1

   $ cat /proc/mtd

5. Set the bootselect flag to boot from kernel0

   $ dd if=/dev/zero bs=1 count=1 of=/dev/mtdblock4

6. Write the OpenWrt sysupgrade image to both kernel0 as well as kernel1

   $ dd if=openwrt.bin of=/dev/mtdblock6
   $ dd if=openwrt.bin of=/dev/mtdblock7

7. Reboot the device. It should boot into OpenWrt.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:42 +01:00
Sven Wegener
53fc987b25 generic: move ledbar driver from mediatek target
This moves the ledbar driver to generic, to be also used by the ramips target.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:42 +01:00
Sven Wegener
76198e8f09 mediatek: add led count
The LEDs connected to the MCU are so-called smart LEDs and their signal is
daisy-chained. Because of this, the MCU needs to be told how many LEDs are
connected. It also means the LEDs could be individually controlled, if the MCU
has a command for this.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:42 +01:00
Sven Wegener
013a956f08 mediatek: add initialization after reset
During GPIO initialization the pin state flips and triggers a reset of
the ledbar MCU. It needs to be moved through an initialization sequence
before working correctly.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:42 +01:00
Sven Wegener
84e4bbf5f0 mediatek: add support for reset gpio
Some versions of the ledbar MCU have a reset pin. It needs to be
correctly initialized or we might keep the MCU in reset state.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:42 +01:00
Sven Wegener
7c852e7df5 mediatek: support reading more than one byte of response
There are commands that return more than one byte of response.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:41 +01:00
Sven Wegener
e9a22ce253 mediatek: cast literal value to char
Or the comparison against a signed char is always true, because the
literal 0xaa is treated as an unsigned int, to which the signed char is
casted during comparison. 0xaa is above the positive values of a signed
char and negative signed char values result in values larger than 0xaa
when casted to unsigned int.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:41 +01:00
Sven Wegener
c4f9f9b44c mediatek: correctly log i2c response
The read response is in the i2c_response variable. Also use %hhx format,
because we're dealing with a single char.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:41 +01:00
Sven Wegener
a188356484 mediatek: remove gpiod_direction_output()
It's already set to output with GPIOD_OUT_LOW.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:41 +01:00
Sven Wegener
56c2d15587 mediatek: do not use gpiod_set_raw_value()
The polarity of the signal is set in the device dts.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
2022-09-11 20:26:41 +01:00
Daniel Golle
4133102898 kernel: modules: package kmod-crypto-essiv
Package kernel module providing ESSIV support for block encryption.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 19:04:44 +01:00
David Bauer
470ca65bda ipq40xx: add GL-AP1300 label-mac-device
Signed-off-by: David Bauer <mail@david-bauer.net>
2022-09-11 16:24:11 +02:00
Rosen Penev
805be7e90e
prereq-build: add check for stdlib
One way to solve the python3 dependency check is to install
python3-minimal instead of python3 on Debian based systems.
Unfortunately, this results in a fairly unusable python.

Added check for ntpath, which is how the issue originally presented
itself.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
2022-09-11 16:12:29 +02:00
Rosen Penev
be6f012551
prereq-build: fix python distutils detection
Debian and by extension Ubuntu packages distutils in a suboptimal way
where import distutils works but none of the methods do.

This alternative check verifies that distutils is actually usable.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
2022-09-11 16:12:24 +02:00
David Bauer
4d014a7bd6 ipq40xx: add WAN LED mapping for GL-AP1300
Signed-off-by: David Bauer <mail@david-bauer.net>
2022-09-11 15:53:49 +02:00
David Santamaría Rogado
548db4980f
ramips: ASUS RT-ACx5P phy[01]radio to phy[01]tpt
phy[01]radio leaves the leds always on, if they are set through sysfs the leds
get off.
Set the triggers to phy[01]tpt to make them work.

Signed-off-by: David Santamaría Rogado <howl.nsp@gmail.com>
2022-09-11 11:42:03 +02:00
Christian Marangi
dccee21792
build: handle directory with whitespace in AUTOREMOVE clean
Package with whitespace in their build directory are not correctly
removed when CONFIG_AUTOREMOVE is enabled. This is caused by xargs that
use whitespace as delimiters. To handle this use \0 as the delimiter and
set find to use \0 as the delimiter.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
2022-09-11 11:27:02 +02:00
Nick Hainke
d7382cc0e4
toolchain: gcc: improve patch handling by introducing major version
Every minor version bump of a major version will result in a huge patch
diff because of the moving of all the patches from version e.g. 11.2.0 to
11.3.0. This commit only use the major version for the patch folders to
differentiate between the different gcc versions. This will significantly
improve the reviewing of the smaller version bump patches and help to see
what really changed in a minor version bump.

Signed-off-by: Nick Hainke <vincent@systemli.org>
2022-09-11 11:24:57 +02:00
Michael Pratt
f34690e487
depends.mk: fix typo in rdep function
Just like later in the file,
the precursor to <stampfile>_check
<stampfile>_check.1 is supposed to be moved to
<stampfile>_check before it is touched.

This line would error if it was ever run.

Signed-off-by: Michael Pratt <mcpratt@pm.me>
2022-09-11 11:07:53 +02:00
Christian Marangi
0c45db5560
CI: package kmods in kernel workflow
Actually package kmods in kernel workflow to catch dependency error and
other problem that may arise from kmods packaging.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
2022-09-11 11:06:55 +02:00
Daniel Golle
a9dda40fe2 oxnas: add testing support for Linux 5.15
Rebase patches and port SATA driver to work with Linux > 5.13.
Tested on Shuttle KD-20.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 02:49:28 +01:00
Daniel Golle
ef59da8669 ramips: add config-5.15 for rt3883 subtarget
Add Kernel config for testing Linux 5.15 for the rt3883 subtarget.
Compile tested only.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 02:49:28 +01:00
Daniel Golle
0164dc0c25 ramips: add config-5.15 for rt305x subtarget
Add Kernel config for testing Linux 5.15 for the rt305x subtarget.
Tested on ZyXEL NBG-419N, works but bad wireless performance.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 02:49:28 +01:00
Daniel Golle
b9d9f33c33 ramips: add config-5.15 for rt288x subtarget
Add Kernel config for testing Linux 5.15 for the rt288x subtarget.
Compile tested only.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 02:49:28 +01:00
Daniel Golle
001176994a ramips: add config-5.15 for mt76x8 subtarget
Add Kernel config for testing Linux 5.15 for the mt76x8 subtarget.
Compile tested only.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-11 02:49:28 +01:00
Rui Salvaterra
05158082f6 kernel: add and enable MGLRU for Linux 5.15
Backport a preliminary version of Yu Zhao's multi-generational LRU, for
improved memory management. Refresh the patches while at it.

Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
2022-09-11 02:49:28 +01:00
Gregory Detal
0be1b78856 ipq40xx: cellc_rtl30vw: fix imagebuilder generation
The image build process was modifying the generated IMAGE_KERNEL to
append rootfs information (crc). This caused:
 - sysupgrade & factory images to contain 2 times the root.squashfs
   information due to both modifying the same IMAGE_KERNEL.
 - the generated imagebuilder to contain an erroneous IMAGE_KERNEL that
   contained references to an unexisting root.squashfs (the one from
   previous cause). The RTL30VW wasn't therefore able to boot the
   generated images as they contained checksums from non existing rootfs.

This commit makes sure to use a temporary IMAGE_KERNEL to append the
rootfs information for both factory and sysupgrade images.

Fixes: #10511
Signed-off-by: Gregory Detal <gregory.detal@tessares.net>
2022-09-11 01:36:25 +02:00
Lech Perczak
f1d112ee5a ath79: support Ruckus ZoneFlex 7321
Ruckus ZoneFlex 7321 is a dual-band, single radio 802.11n 2x2 MIMO enterprise
access point. It is very similar to its bigger brother, ZoneFlex 7372.

Hardware highligts:
- CPU: Atheros AR9342 SoC at 533 MHz
- RAM: 64MB DDR2
- Flash: 32MB SPI-NOR
- Wi-Fi: AR9342 built-in dual-band 2x2 MIMO radio
- Ethernet: single Gigabit Ethernet port through AR8035 gigabit PHY
- PoE: input through Gigabit port
- Standalone 12V/1A power input
- USB: optional single USB 2.0 host port on the 7321-U variant.

Serial console: 115200-8-N-1 on internal H1 header.
Pinout:

H1 ----------
   |1|x3|4|5|
   ----------

Pin 1 is near the "H1" marking.
1 - RX
x - no pin
3 - VCC (3.3V)
4 - GND
5 - TX

JTAG: Connector H5, unpopulated, similar to MIPS eJTAG, standard,
but without the key in pin 12 and not every pin routed:

------- H5
|1 |2 |
-------
|3 |4 |
-------
|5 |6 |
-------
|7 |8 |
-------
|9 |10|
-------
|11|12|
-------
|13|14|
-------

3 - TDI
5 - TDO
7 - TMS
9 - TCK
2,4,6,8,10 - GND
14 - Vref
1,11,12,13 - Not connected

Installation:
There are two methods of installation:
- Using serial console [1] - requires some disassembly, 3.3V USB-Serial
  adapter, TFTP server,  and removing a single T10 screw,
  but with much less manual steps, and is generally recommended, being
  safer.
- Using stock firmware root shell exploit, SSH and TFTP [2]. Does not
  work on some rare versions of stock firmware. A more involved, and
  requires installing `mkenvimage` from u-boot-tools package if you
  choose to rebuild your own environment, but can be used without
  disassembly or removal from installation point, if you have the
  credentials.
  If for some reason, size of your sysupgrade image exceeds 13312kB,
  proceed with method [1]. For official images this is not likely to
  happen ever.

[1] Using serial console:
0. Connect serial console to H1 header. Ensure the serial converter
   does not back-power the board, otherwise it will fail to boot.

1. Power-on the board. Then quickly connect serial converter to PC and
   hit Ctrl+C in the terminal to break boot sequence. If you're lucky,
   you'll enter U-boot shell. Then skip to point 3.
   Connection parameters are 115200-8-N-1.

2. Allow the board to boot.  Press the reset button, so the board
   reboots into U-boot again and go back to point 1.

3. Set the "bootcmd" variable to disable the dual-boot feature of the
   system and ensure that uImage is loaded. This is critical step, and
   needs to be done only on initial installation.

   > setenv bootcmd "bootm 0x9f040000"
   > saveenv

4. Boot the OpenWrt initramfs using TFTP. Replace IP addresses as needed:

   > setenv serverip 192.168.1.2
   > setenv ipaddr 192.168.1.1
   > tftpboot 0x81000000 openwrt-ath79-generic-ruckus_zf7321-initramfs-kernel.bin
   > bootm 0x81000000

5. Optional, but highly recommended: back up contents of "firmware" partition:

   $ ssh root@192.168.1.1 cat /dev/mtd1 > ruckus_zf7321_fw1_backup.bin
   $ ssh root@192.168.1.1 cat /dev/mtd5 > ruckus_zf7321_fw2_backup.bin

6. Copy over sysupgrade image, and perform actual installation. OpenWrt
   shall boot from flash afterwards:

   $ ssh root@192.168.1.1
   # sysupgrade -n openwrt-ath79-generic-ruckus_zf7321-squashfs-sysupgrade.bin

[2] Using stock root shell:
0. Reset the device to factory defaullts. Power-on the device and after
   it boots, hold the reset button near Ethernet connectors for 5
   seconds.

1. Connect the device to the network. It will acquire address over DHCP,
   so either find its address using list of DHCP leases by looking for
   label MAC address, or try finding it by scanning for SSH port:

   $ nmap 10.42.0.0/24 -p22

   From now on, we assume your computer has address 10.42.0.1 and the device
   has address 10.42.0.254.

2. Set up a TFTP server on your computer. We assume that TFTP server
   root is at /srv/tftp.

3. Obtain root shell. Connect to the device over SSH. The SSHD ond the
   frmware is pretty ancient and requires enabling HMAC-MD5.

   $ ssh 10.42.0.254 \
   -o UserKnownHostsFile=/dev/null \
   -o StrictHostKeyCheking=no \
   -o MACs=hmac-md5

   Login. User is "super", password is "sp-admin".
   Now execute a hidden command:

   Ruckus

   It is case-sensitive. Copy and paste the following string,
   including quotes. There will be no output on the console for that.

   ";/bin/sh;"

   Hit "enter". The AP will respond with:

   grrrr
   OK

   Now execute another hidden command:

   !v54!

   At "What's your chow?" prompt just hit "enter".
   Congratulations, you should now be dropped to Busybox shell with root
   permissions.

4. Optional, but highly recommended: backup the flash contents before
   installation. At your PC ensure the device can write the firmware
   over TFTP:

   $ sudo touch /srv/tftp/ruckus_zf7321_firmware{1,2}.bin
   $ sudo chmod 666 /srv/tftp/ruckus_zf7321_firmware{1,2}.bin

   Locate partitions for primary and secondary firmware image.
   NEVER blindly copy over MTD nodes, because MTD indices change
   depending on the currently active firmware, and all partitions are
   writable!

   # grep rcks_wlan /proc/mtd

   Copy over both images using TFTP, this will be useful in case you'd
   like to return to stock FW in future. Make sure to backup both, as
   OpenWrt uses bot firmwre partitions for storage!

   # tftp -l /dev/<rcks_wlan.main_mtd> -r ruckus_zf7321_firmware1.bin -p 10.42.0.1
   # tftp -l /dev/<rcks_wlan.bkup_mtd> -r ruckus_zf7321_firmware2.bin -p 10.42.0.1

   When the command finishes, copy over the dump to a safe place for
   storage.

   $ cp /srv/tftp/ruckus_zf7321_firmware{1,2}.bin ~/

5. Ensure the system is running from the BACKUP image, i.e. from
   rcks_wlan.bkup partition or "image 2". Otherwise the installation
   WILL fail, and you will need to access mtd0 device to write image
   which risks overwriting the bootloader, and so is not covered here
   and not supported.

   Switching to backup firmware can be achieved by executing a few
   consecutive reboots of the device, or by updating the stock firmware. The
   system will boot from the image it was not running from previously.
   Stock firmware available to update was conveniently dumped in point 4 :-)

6. Prepare U-boot environment image.
   Install u-boot-tools package. Alternatively, if you build your own
   images, OpenWrt provides mkenvimage in host staging directory as well.
   It is recommended to extract environment from the device, and modify
   it, rather then relying on defaults:

   $ sudo touch /srv/tftp/u-boot-env.bin
   $ sudo chmod 666 /srv/tftp/u-boot-env.bin

   On the device, find the MTD partition on which environment resides.
   Beware, it may change depending on currently active firmware image!

   # grep u-boot-env /proc/mtd

   Now, copy over the partition

   # tftp -l /dev/mtd<N> -r u-boot-env.bin -p 10.42.0.1

   Store the stock environment in a safe place:

   $ cp /srv/tftp/u-boot-env.bin ~/

   Extract the values from the dump:

   $ strings u-boot-env.bin | tee u-boot-env.txt

   Now clean up the debris at the end of output, you should end up with
   each variable defined once. After that, set the bootcmd variable like
   this:

   bootcmd=bootm 0x9f040000

   You should end up with something like this:

bootcmd=bootm 0x9f040000
bootargs=console=ttyS0,115200 rootfstype=squashfs init=/sbin/init
baudrate=115200
ethaddr=0x00:0xaa:0xbb:0xcc:0xdd:0xee
mtdparts=mtdparts=ar7100-nor0:256k(u-boot),13312k(rcks_wlan.main),2048k(datafs),256k(u-boot-env),512k(Board Data),13312k(rcks_wlan.bkup)
mtdids=nor0=ar7100-nor0
bootdelay=2
ethact=eth0
filesize=78a000
fileaddr=81000000
partition=nor0,0
mtddevnum=0
mtddevname=u-boot
ipaddr=10.0.0.1
serverip=10.0.0.5
stdin=serial
stdout=serial
stderr=serial

   These are the defaults, you can use most likely just this as input to
   mkenvimage.

   Now, create environment image and copy it over to TFTP root:

   $ mkenvimage -s 0x40000 -b -o u-boot-env.bin u-boot-env.txt
   $ sudo cp u-boot-env.bin /srv/tftp

   This is the same image, gzipped and base64-encoded:

H4sIAAAAAAAAA+3QQW7TQBQAUF8EKRtQI6XtJDS0VJoN4gYcAE3iCbWS2MF2Sss1ORDYqVq6YMEB3rP0
Z/7Yf+aP3/56827VNP16X8Zx3E/Cw8dNuAqDYlxI7bcurpu6a3Y59v3jlzCbz5eLECbt8HbT9Y+HHLvv
x9TdbbpJVVd9vOxWVX05TotVOpZt6nN8qilyf5fKso3hIYTb8JDSEFarIazXQyjLIeRc7PvykNq+iy+T
1F7PQzivmzbcLpYftmfH87G56Wz+/v18sT1r19vu649dqi/2qaqns0W4utmelalPm27I/lac5/p+OluO
NZ+a1JaTz8M3/9hmtT0epmMjVdnF8djXLZx+TJl36TEuTlda93EYQrGpdrmrfuZ4fZPGHzjmp/vezMNJ
MV6n6qumPm06C+MRZb6vj/v4Mk/7HJ+6LarDqXweLsZnXnS5vc9tdXheWRbd0GIdh/Uq7cakOfavsty2
z1nxGwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAD+1x9eTkHLAAAEAA==

7. Perform actual installation. Copy over OpenWrt sysupgrade image to
   TFTP root:

   $ sudo cp openwrt-ath79-generic-ruckus_zf7321-squashfs-sysupgrade.bin /srv/tftp

   Now load both to the device over TFTP:

   # tftp -l /tmp/u-boot-env.bin -r u-boot-env.bin -g 10.42.0.1
   # tftp -l /tmp/openwrt.bin -r openwrt-ath79-generic-ruckus_zf7321-squashfs-sysupgrade.bin -g 10.42.0.1

   Vverify checksums of both images to ensure the transfer over TFTP
   was completed:

   # sha256sum /tmp/u-boot-env.bin /tmp/openwrt.bin

   And compare it against source images:

   $ sha256sum /srv/tftp/u-boot-env.bin /srv/tftp/openwrt-ath79-generic-ruckus_zf7321-squashfs-sysupgrade.bin

   Locate MTD partition of the primary image:

   # grep rcks_wlan.main /proc/mtd

   Now, write the images in place. Write U-boot environment last, so
   unit still can boot from backup image, should power failure occur during
   this. Replace MTD placeholders with real MTD nodes:

   # flashcp /tmp/openwrt.bin /dev/<rcks_wlan.main_mtd>
   # flashcp /tmp/u-boot-env.bin /dev/<u-boot-env_mtd>

   Finally, reboot the device. The device should directly boot into
   OpenWrt. Look for the characteristic power LED blinking pattern.

   # reboot -f

   After unit boots, it should be available at the usual 192.168.1.1/24.

Return to factory firmware:

1. Boot into OpenWrt initramfs as for initial installation. To do that
   without disassembly, you can write an initramfs image to the device
   using 'sysupgrade -F' first.
2. Unset the "bootcmd" variable:
   fw_setenv bootcmd ""
3. Write factory images downloaded from manufacturer website into
   fwconcat0 and fwconcat1 MTD partitions, or restore backup you took
   before installation:
   mtd write ruckus_zf7321_fw1_backup.bin /dev/mtd1
   mtd write ruckus_zf7321_fw2_backup.bin /dev/mtd5
4. Reboot the system, it should load into factory firmware again.

Quirks and known issues:
- Flash layout is changed from the factory, to use both firmware image
  partitions for storage using mtd-concat, and uImage format is used to
  actually boot the system, which rules out the dual-boot capability.
- The 5GHz radio has its own EEPROM on board, not connected to CPU.
- The stock firmware has dual-boot capability, which is not supported in
  OpenWrt by choice.
  It is controlled by data in the top 64kB of RAM which is unmapped,
  to avoid   the interference in the boot process and accidental
  switch to the inactive image, although boot script presence in
  form of "bootcmd" variable should prevent this entirely.
- U-boot disables JTAG when starting. To re-enable it, you need to
  execute the following command before booting:
  mw.l 1804006c 40
  And also you need to disable the reset button in device tree if you
  intend to debug Linux, because reset button on GPIO0 shares the TCK
  pin.
- On some versions of stock firmware, it is possible to obtain root shell,
  however not much is available in terms of debugging facitilies.
  1. Login to the rkscli
  2. Execute hidden command "Ruckus"
  3. Copy and paste ";/bin/sh;" including quotes. This is required only
     once, the payload will be stored in writable filesystem.
  4. Execute hidden command "!v54!". Press Enter leaving empty reply for
     "What's your chow?" prompt.
  5. Busybox shell shall open.
  Source: https://alephsecurity.com/vulns/aleph-2019014

Signed-off-by: Lech Perczak <lech.perczak@gmail.com>
2022-09-11 01:36:25 +02:00