Date: Sun, 26 May 2019 22:28:40 +0100 From: Balanga Bar <balanga.bar@gmail.com> To: freebsd-arm@freebsd.org Subject: Debugging a hang during boot Message-ID: <CADocevDudfQ9twD0WuBTCCmjV_TW28WWAptpFMh6eWtyr8RhaA@mail.gmail.com>
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Can anyone suggest how to go about debugging a hang during booting?
I built a kernel for a GoFlex Home unit using DREAMPLUG-1001 without any
amendments.
Here is my boot log:-
==========================================================================
Booting [/boot/kernel/kernel]...
Using DTB compiled into kernel.
/ - \ | Kernel entry at 0x1200180...
Kernel args: (null)
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FreeBSD 11.1-RELEASE #0: Sun May 26 16:53:47 UTC 2019
root@11-1:/usr/obj/arm.arm/usr/src/sys/DREAMPLUG-1001 arm
FreeBSD clang version 4.0.0 (tags/RELEASE_400/final 297347) (based on
LLVM 4.0.0)
CPU: Feroceon 88FR131 rev 1 (**unknown 4** core)
Little-endian DC enabled IC disabled WA disabled DC streaming enabled
BTB disabled L2 enabled L2 prefetch enabled
WB enabled LABT branch prediction disabled
16KB/32B 4-way instruction cache
16KB/32B 4-way write-back-locking-C data cache
real memory = 134213632 (127 MB)
avail memory = 121282560 (115 MB)
SOC: Marvell 88F6281 rev A1, TClock 200MHz
Instruction cache prefetch disabled, data cache prefetch disabled
256KB 4-way set-associative write-through unified L2 cache
random: entropy device external interface
ofwbus0: <Open Firmware Device Tree>
simplebus0: <Flattened device tree simple bus> on ofwbus0
cpulist0: <Open Firmware CPU Group> on ofwbus0
cpu0: <Open Firmware CPU> on cpulist0
localbus0: <Marvell device bus> on ofwbus0
ic0: <Marvell Integrated Interrupt Controller> mem 0x20200-0x2023b on simplebus0
timer0: <Marvell CPU Timer> mem 0x20300-0x2032f irq 1 on simplebus0
Event timer "CPUTimer0" frequency 200000000 Hz quality 1000
Timecounter "CPUTimer1" frequency 200000000 Hz quality 1000
gpio0: <Marvell Integrated GPIO Controller> mem 0x10100-0x1011f irq
35,36,37,38,39,40,41 on simplebus0
rtc0: <Marvell Integrated RTC> mem 0x10300-0x10307 on simplebus0
twsi0: <Marvell Integrated I2C Bus Controller> mem 0x11000-0x1101f irq
43 on simplebus0
iicbus0: <Philips I2C bus> on twsi0
iic0: <I2C generic I/O> on iicbus0
mge0: <Marvell Gigabit Ethernet controller> mem 0x72000-0x73fff irq
12,13,14,11,46 on simplebus0
mge0: PHY0 attached, phy_sc points to mge0
mge0: Ethernet address: 00:10:75:28:cc:00
miibus0: <MII bus> on mge0
e1000phy0: <Marvell 88E1116R Gigabit PHY> PHY 0 on miibus0
e1000phy0: none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX,
1000baseT, 1000baseT-master, 1000baseT-FDX, 1000baseT-FDX-master, auto
mge1: <Marvell Gigabit Ethernet controller> mem 0x76000-0x77fff irq
16,17,18,15,47 on simplebus0
mge1: PHY1 attached, phy_sc points to mge0
mge1: MII failed to find PHY
device_attach: mge1 attach returned 6
uart0: <16550 or compatible> mem 0x12000-0x1201f irq 33 on simplebus0
uart0: console (1056,n,8,1)
uart1: <16550 or compatible> mem 0x12100-0x1211f irq 34 on simplebus0
cesa0: <Marvell Cryptographic Engine and Security Accelerator> mem
0x30000-0x30fff,0x3d000-0x3dfff irq 22 on simplebus0
ehci0: <Marvell Integrated USB 2.0 controller> mem 0x50000-0x50fff irq
48,19 on simplebus0
usbus0: EHCI version 1.0
usbus0 on ehci0
mvs0: <Marvell 88F6281 SATA controller> mem 0x80000-0x85fff irq 21 on simplebus0
mvs0: Gen-IIe, 2 3Gbps ports, Port Multiplier supported with FBS
mvsch0: <Marvell SATA channel> at channel 0 on mvs0
mvsch1: <Marvell SATA channel> at channel 1 on mvs0
cryptosoft0: <software crypto>
Timecounters tick every 10.000 msec
usbus0: 480Mbps High Speed USB v2.0
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