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更正一下现象,设置完mac后,使用mii dev可以查到mdio设备,使用mii info会触发data abort
U-Boot 2020.01-stm32mp-r1 (Dec 30 2022 - 12:24:48 +0800)
CPU: STM32MP157AAA Rev.Z
Model: STMicroelectronics STM32MP157D eval daughter
Board: stm32mp1 in trusted mode (st,stm32mp157d-atk)
DRAM: 1 GiB
Clocks:
- MPU : 650 MHz
- MCU : 208.878 MHz
- AXI : 266.500 MHz
- PER : 24 MHz
- DDR : 533 MHz
WDT: Started with servicing (32s timeout)
NAND: 0 MiB
MMC: STM32 SD/MMC: 0, STM32 SD/MMC: 1
Loading Environment from MMC... OK
In: serial
Out: serial
Err: serial
Net: eth0: ethernet@5800a000
lcd_id = 07
Hit any key to stop autoboot: 0
STM32MP>
STM32MP> mii dev
MII devices: 'ethernet@5800a000'
Current device: 'ethernet@5800a000'
STM32MP> mii info
data abort
pc : [<f5c8b5c6>] lr : [<00000000>]
reloc pc : [<c01455c6>] lr : [<ca4ba000>]
sp : f3aedaf0 ip : 00000000 fp : 00000002
r10: f5cc9d5d r9 : f3affec0 r8 : 00000000
r7 : 00000000 r6 : 000f4240 r5 : 5800a000 r4 : 00001f67
r3 : 016e3600 r2 : 00000000 r1 : 00000000 r0 : 00001f67
Flags: nzCv IRQs off FIQs off Mode SVC_32 (T)
Code: f02d fa6a 4604 4e0f (f8d5) 3200
Resetting CPU ... |
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