[Buildroot] [Bug 11746] New: stm32f469 didn't work correctly......

bugzilla at busybox.net bugzilla at busybox.net
Sun Mar 31 10:06:35 UTC 2019 

https://bugs.busybox.net/show_bug.cgi?id=11746

            Bug ID: 11746
           Summary: stm32f469 didn't work correctly......
           Product: buildroot
           Version: 2019.02.1
          Hardware: Other
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P5
         Component: Other
          Assignee: unassigned at buildroot.uclibc.org
          Reporter: 1229269675 at qq.com
                CC: buildroot at uclibc.org
  Target Milestone: ---

stm32f469 didn't work correctly...... i can't get this work:
<0800b13f>] (show_stack) from [<0800b6f3>] (__invalid_entry+0x4b/0x4c)

[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.11.0 (wyz at Master) (gcc version 7.4.0 (Buildroot
2019.05-git-00471-gf27b9667b5) ) #2 P9
[ 0.000000] CPU: ARMv7-M [410fc241] revision 1 (ARMv7M), cr=00000000
[ 0.000000] CPU: unknown data cache, unknown instruction cache
[ 0.000000] OF: fdt: Machine model: STMicroelectronics STM32F469i-DISCO board
[ 0.[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.11.0 (wyz at Master) (gcc version 7.4.0 (Buildroot
2019.05-git-00471-gf27b9667b5) ) #2 P9
[ 0.000000] CPU: ARMv7-M [410fc241] revision 1 (ARMv7M), cr=00000000
[ 0.000000] CPU: unknown data cache, unknown instruction cache
[ 0.000000] OF: fdt: Machine model: STMicroelectronics STM32F469i-DISCO board
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping off. Total
pages: 4064
[ 0.000000] Kernel command line: root=/dev/ram
[ 0.000000] PID hash table entries: 64 (order: -4, 256 bytes)
[ 0.000000] Dentry cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Inode-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.000000] Memory: 15944K/16384K available (1062K kernel code, 99K rwdata,
352K rodata, 59K init, 106K bss, 440K)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0x00000000 - 0x00001000 ( 4 kB)
[ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
[ 0.000000] vmalloc : 0x00000000 - 0xffffffff (4095 MB)
[ 0.000000] lowmem : 0x00000000 - 0x01000000 ( 16 MB)
[ 0.000000] .text : 0x08008000 - 0x08169ad8 (1415 kB)
[ 0.000000] .init : 0x0000a000 - 0x0000d000 ( 12 kB)
[ 0.000000] .data : 0x00008000 - 0x00023f20 ( 112 kB)
[ 0.000000] .bss : 0x00023f20 - 0x0003e848 ( 107 kB)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] Build-time adjustment of leaf fanout to 32.
[ 0.000000] NR_IRQS:16 nr_irqs:16 16
[ 0.000000] /soc/interrupt-controller at 40013c00: 23 External IRQs detected
[ 0.000000] clocksource: arm_system_timer: mask: 0xffffff max_cycles: 0xffffff,
max_idle_ns: 331816030 ns
[ 0.000000] ARM System timer initialized as clocksource
[ 0.000000] /soc/timer at 40000c00: STM32 clockevent driver initialized (32 bits)
[ 0.000000] sched_clock: 32 bits at 100 Hz, resolution 10000000ns, wraps every
21474836475000000ns
[ 0.010000] Calibrating delay loop... 118.68 BogoMIPS (lpj=593408)
[ 0.100000] pid_max: default: 4096 minimum: 301
[ 0.100000] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.100000] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.110000] devtmpfs: initialized
[ 0.140000] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff,
max_idle_ns: 19112604462750000 ns
[ 0.140000] pinctrl core: initialized pinctrl subsystem
[ 0.210000] stm32-dma 40026000.dma-controller: STM32 DMA driver registered
[ 0.220000] stm32-dma 40026400.dma-controller: STM32 DMA driver registered
[ 0.220000] clocksource: Switched to clocksource arm_system_timer
[ 0.690000] workingset: timestamp_bits=30 max_order=12 bucket_order=0
[ 0.720000] io scheduler noop registered (default)
[ 0.720000] io scheduler mq-deadline registered
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOA bank added
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOB bank added
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOC bank added
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOD bank added
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOE bank added
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOF bank added
[ 0.730000] stm32f429-pinctrl soc:pin-controller: GPIOG bank added
[ 0.740000] stm32f429-pinctrl soc:pin-controller: GPIOH bank added
[ 0.740000] stm32f429-pinctrl soc:pin-controller: GPIOI bank added
[ 0.740000] stm32f429-pinctrl soc:pin-controller: GPIOJ bank added
[ 0.750000] stm32f429-pinctrl soc:pin-controller: GPIOK bank added
[ 0.750000] stm32f429-pinctrl soc:pin-controller: Pinctrl STM32 initialized
[ 0.750000] STM32 USART driver initialized
[ 0.750000] 40004800.serial: ttyS0 at MMIO 0x40004800 (irq = 32, base_baud =
2812500) is a stm32-usart
[ 1.110000] console [ttyS0] enabled
[ 1.130000] stm32_rtc 40002800.rtc: rtc core: registered 40002800.rtc as rtc0
[ 1.130000] stm32_rtc 40002800.rtc: Date/Time must be initialized
[ 1.160000] stm32_rtc 40002800.rtc: setting system clock to 2000-01-01 00:08:08
UTC (946685288)
[ 1.170000] Freeing unused kernel memory: 12K
[ 1.180000] This architecture does not have kernel memory protection.
[ 1.200000]
[ 1.200000] Unhandled exception: IPSR = 00000006 LR = fffffff1
[ 1.200000] CPU: 0 PID: 1 Comm: init Not tainted 4.11.0 #2
[ 1.200000] Hardware name: STM32 (Device Tree Support)
[ 1.200000] task: 00822000 task.stack: 00828000
[ 1.200000] PC is at ret_fast_syscall+0x2/0x4a
[ 1.200000] LR is at tty_ioctl+0x34d/0x7b8
[ 1.200000] pc : [<08009942>] lr : [<080c0cfd>] psr: 4000000b
[ 1.200000] sp : 00829fa8 ip : 0000001c fp : 00a95650
[ 1.200000] r10: 00000000 r9 : 00828000 r8 : 08009ae0
[ 1.200000] r7 : 00000036 r6 : 00ae4ee0 r5 : 00000000 r4 : 00ae4f3c
[ 1.200000] r3 : 00000000 r2 : 00000000 r1 : 00000000 r0 : 00000000
[ 1.200000] xPSR: 4000000b
[ 1.200000] CPU: 0 PID: 1 Comm: init Not tainted 4.11.0 #2
[ 1.200000] Hardware name: STM32 (Device Tree Support)
[ 1.200000] [<0800bda1>] (unwind_backtrace) from [<0800b13f>]
(show_stack+0xb/0xc)
[ 1.200000] [<0800b13f>] (show_stack) from [<0800b6f3>]
(__invalid_entry+0x4b/0x4c)


Then it is stuck here！！！　I use the stlink COM.

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