[FS#3217] UniElec U7623 doesn't boot.

Tue Jul 7 05:44:43 EDT 2020

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A new Flyspray task has been opened.  Details are below. 

User who did this - dwmw2 (dwmw2) 

Attached to Project - OpenWrt/LEDE Project
Summary - UniElec U7623 doesn't boot.
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - OpenWrt master as of today at d8ab3216e68

The 5.4 kernel doesn't finish booting. Just hangs during PCIe setup.

MT7623> bootm
bootm flag=0, states=70f
## Booting kernel from Legacy Image at 84000000 ...
   Image Name:   ARM OpenWrt Linux-5.4.50
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    4316275 Bytes = 4.1 MiB
   Load Address: 80008000
   Entry Point:  80008000
   Verifying Checksum ... OK
   Loading Kernel Image ... OK

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 5.4.50 (builder at buildhost) (gcc version 8.4.0 (OpenWrt GCC 8.4.0 r13704-982468de35)) #0 SMP PREEMPT Mon Jul 6 18:23:33 2020
[    0.000000] CPU: ARMv7 Processor [410fc073] revision 3 (ARMv7), cr=10c5387d
[    0.000000] CPU: div instructions available: patching division code
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] OF: fdt: Machine model: UniElec U7623-02 eMMC (512M RAM)
[    0.000000] Memory policy: Data cache writealloc
[    0.000000] percpu: Embedded 15 pages/cpu s30220 r8192 d23028 u61440
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 129920
[    0.000000] Kernel command line: root=/dev/mmcblk0p2 rootfstype=squashfs,f2fs
[    0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
[    0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes, linear)
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] Memory: 505132K/524288K available (7168K kernel code, 215K rwdata, 1664K rodata, 4096K init, 240K bss, 19156K reserved, 0K cma-reserved, 0K highmem)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000]  Tasks RCU enabled.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[    0.000000] random: get_random_bytes called from start_kernel+0x2f8/0x4a4 with crng_init=0
[    0.000000] arch_timer: cp15 timer(s) running at 13.00MHz (phys).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x2ff89eacb, max_idle_ns: 440795202429 ns
[    0.000005] sched_clock: 56 bits at 13MHz, resolution 76ns, wraps every 4398046511101ns
[    0.000016] Switching to timer-based delay loop, resolution 76ns
[    0.000173] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 147020034397 ns
[    0.000189] sched_clock: 32 bits at 13MHz, resolution 76ns, wraps every 165191050201ns
[    0.000459] Calibrating delay loop (skipped), value calculated using timer frequency.. 26.00 BogoMIPS (lpj=130000)
[    0.000473] pid_max: default: 32768 minimum: 301
[    0.000630] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.000643] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.001446] CPU: Testing write buffer coherency: ok
[    0.060045] Setting up static identity map for 0x80100000 - 0x80100060
[    0.080032] rcu: Hierarchical SRCU implementation.
[    0.120099] smp: Bringing up secondary CPUs ...
[    0.360606] smp: Brought up 1 node, 4 CPUs
[    0.360622] SMP: Total of 4 processors activated (104.00 BogoMIPS).
[    0.360628] CPU: All CPU(s) started in SVC mode.
[    0.370565] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 3
[    0.370957] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.370979] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[    0.371196] pinctrl core: initialized pinctrl subsystem
[    0.372113] NET: Registered protocol family 16
[    0.372351] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.373194] No ATAGs?
[    0.457116] usbcore: registered new interface driver usbfs
[    0.457173] usbcore: registered new interface driver hub
[    0.457287] usbcore: registered new device driver usb
[    0.458697] clocksource: Switched to clocksource arch_sys_counter
[    0.459521] thermal_sys: Registered thermal governor 'step_wise'
[    0.459947] NET: Registered protocol family 2
[    0.460860] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes, linear)
[    0.460899] TCP established hash table entries: 4096 (order: 2, 16384 bytes, linear)
[    0.460941] TCP bind hash table entries: 4096 (order: 3, 32768 bytes, linear)
[    0.461001] TCP: Hash tables configured (established 4096 bind 4096)
[    0.461107] UDP hash table entries: 256 (order: 1, 8192 bytes, linear)
[    0.461139] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes, linear)
[    0.461341] NET: Registered protocol family 1
[    0.461378] PCI: CLS 0 bytes, default 64
[    0.524240] workingset: timestamp_bits=14 max_order=17 bucket_order=3
[    0.529661] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.529675] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[    1.582893] mtk-scpsys 10006000.scpsys: Failed to power on domain mfg
[    1.583478] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[    1.585804] printk: console [ttyS0] disabled
[    1.606064] 11004000.serial: ttyS0 at MMIO 0x11004000 (irq = 198, base_baud = 1625000) is a ST16650V2
[    2.037227] printk: console [ttyS0] enabled
[    2.042067] mtk_rng 1020f000.rng: registered RNG driver
[    2.042214] random: fast init done
[    2.050996] random: crng init done
[    2.051865] loop: module loaded
[    2.058467] mt6323-regulator mt6323-regulator: Chip ID = 0x2023
[    2.073853] libphy: Fixed MDIO Bus: probed
[    2.101171] libphy: mdio: probed
[    2.110525] mtk_soc_eth 1b100000.ethernet: generated random MAC address 76:ea:77:3c:b5:94
[    2.119205] mtk_soc_eth 1b100000.ethernet eth0: mediatek frame engine at 0xe08e0000, irq 204
[    2.128893] xhci-mtk 1a1c0000.usb: xHCI Host Controller
[    2.134142] xhci-mtk 1a1c0000.usb: new USB bus registered, assigned bus number 1
[    2.144655] xhci-mtk 1a1c0000.usb: hcc params 0x01401198 hci version 0x96 quirks 0x0000000000210010
[    2.153785] xhci-mtk 1a1c0000.usb: irq 202, io mem 0x1a1c0000
[    2.160362] hub 1-0:1.0: USB hub found
[    2.164151] hub 1-0:1.0: 1 port detected
[    2.168425] xhci-mtk 1a1c0000.usb: xHCI Host Controller
[    2.173695] xhci-mtk 1a1c0000.usb: new USB bus registered, assigned bus number 2
[    2.181116] xhci-mtk 1a1c0000.usb: Host supports USB 3.0 SuperSpeed
[    2.187454] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[    2.196053] hub 2-0:1.0: USB hub found
[    2.199858] hub 2-0:1.0: 1 port detected
[    2.204430] i2c /dev entries driver
[    2.208454] mtk-thermal 1100b000.thermal: Device not calibrated, using default calibration values
[    2.218201] mtk-wdt 10007000.watchdog: Watchdog enabled (timeout=31 sec, nowayout=0)
[    2.226452] cpu cpu0: dummy supplies not allowed for exclusive requests
[    2.234652] sdhci: Secure Digital Host Controller Interface driver
[    2.240877] sdhci: Copyright(c) Pierre Ossman
[    2.246868] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 111 (MSDC0_DAT7) as part of deactivating group MSDC0_DAT7 - it is already used for some other setting
[    2.262207] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 112 (MSDC0_DAT6) as part of deactivating group MSDC0_DAT6 - it is already used for some other setting
[    2.277670] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 113 (MSDC0_DAT5) as part of deactivating group MSDC0_DAT5 - it is already used for some other setting
[    2.292979] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 114 (MSDC0_DAT4) as part of deactivating group MSDC0_DAT4 - it is already used for some other setting
[    2.308276] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 118 (MSDC0_DAT3) as part of deactivating group MSDC0_DAT3 - it is already used for some other setting
[    2.323706] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 119 (MSDC0_DAT2) as part of deactivating group MSDC0_DAT2 - it is already used for some other setting
[    2.339011] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 120 (MSDC0_DAT1) as part of deactivating group MSDC0_DAT1 - it is already used for some other setting
[    2.354306] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 121 (MSDC0_DAT0) as part of deactivating group MSDC0_DAT0 - it is already used for some other setting
[    2.369603] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 116 (MSDC0_CMD) as part of deactivating group MSDC0_CMD - it is already used for some other setting
[    2.384724] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 117 (MSDC0_CLK) as part of deactivating group MSDC0_CLK - it is already used for some other setting
[    2.399846] mediatek-mt2701-pinctrl 1000b000.pinctrl: not freeing pin 115 (MSDC0_RSTB) as part of deactivating group MSDC0_RSTB - it is already used for some other setting
[    2.440697] sdhci-pltfm: SDHCI platform and OF driver helper
[    2.449281] NET: Registered protocol family 10
[    2.454679] Segment Routing with IPv6
[    2.458452] NET: Registered protocol family 17
[    2.463141] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[    2.476389] 8021q: 802.1Q VLAN Support v1.8
[    2.480782] ThumbEE CPU extension supported.
[    2.485193] Registering SWP/SWPB emulation handler
[    2.515399] mtk-pcie 1a140000.pcie: host bridge /pcie at 1a140000 ranges:
[    2.522026] mtk-pcie 1a140000.pcie:    IO 0x1a160000..0x1a16ffff -> 0x1a160000
[    2.529325] mtk-pcie 1a140000.pcie:   MEM 0x60000000..0x6fffffff -> 0x60000000

More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=3217

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