错误日志如下:
@j5dvb:/home/root#
@j5dvb:/home/root# mmc writeprotect user get /dev/mmcblk0
Write Protect Group size in blocks/bytes: 16384/8388608
Write Protect Groups 0-7628 (Blocks 0-124993535), No Write Protection
@j5dvb:/home/root# mmc writeprotect user set temp 0 124977152 /dev/mmcblk0
@j5dvb:/home/root#
@j5dvb:/home/root# [M:2000:01:01:10:02:28:878096] E: acore_msg: 26-14-3-412
[M:2000:01:01:10:02:28:882990] E: payload: 0x0-0x0-0x0-0x0
[M:2000:01:01:10:02:28:888332] E: magic id: 35
[M:2000:01:01:10:02:28:892379] E: magic info: 26 14 3 412
[M:2000:01:01:10:02:28:897624] E: acore_msg: 26-15-3-412
[M:2000:01:01:10:02:28:902522] E: payload: 0x0-0x0-0x0-0x0
[M:2000:01:01:10:02:28:907864] E: magic id: 36
[M:2000:01:01:10:02:28:911912] E: magic info: 26 15 3 412
[M:2000:01:01:10:02:28:917110] E: acore_msg: 26-17-2-412
[M:2000:01:01:10:02:28:922054] E: payload: 0x0-0x0-0x0-0x0
@j5dvb:/home/root# mmc writeprotect user get /dev/mmcblk0
[BL31:2000:1:1:10:4:53:369153](1) NOTICE: j5_system_reset: magic: 0xdead8001
NOTICE: j5_fchm_reset: magic: 0xdead8001
[M:2000:01:01:10:04:53:608250] E: magic id: 1
[M:2000:01:01:10:04:53:612200] E: magic info: 0 1 0 0
[M:2000:01:01:10:04:53:616982] E: reason dead8001
[M:2000:01:01:10:04:53:621387] E: need_reset because RESET_REASON_PANIC | RESET_REASON_SRCS
[M:2000:01:01:10:04:53:629666] E: bl31 check err : 0 1f
[M:2000:01:01:10:04:53:634605] E: bl31 0x2001bd80: 0x9a65f11f 0x5d146a27 0x8bdc1744 0x21974
[M:2000:01:01:10:04:53:642919] E: bl31 0x2001bd90: 0xb86fd74d 0xc7f1be00 0x24e17dae 0x490a0
[M:2000:01:01:10:04:53:651252] E: bl31 0x2001bda0: 0xea66125d 0xd3caf3cd 0xbe150357 0x47db2
[M:2000:01:01:10:04:53:659586] E: bl31 0x2001bdb0: 0xb5f4329e 0x74cd75ae 0xc09a9300 0x01ac3
[M:2000:01:01:10:04:53:667920] E: bl31 0x2001bdc0: 0x2001bdd0 0x00000000 0x00003f9c 0x00000
[M:2000:01:01:10:04:53:676254] E: bl31 0x2001bdd0: 0x2001be30 0x00000000 0x000040f4 0x00000
[M:2000:01:01:10:04:53:684587] E: bl31 0x2001bde0: 0x0000be34 0x00000000 0x2001e110 0x00000
[M:2000:01:01:10:04:53:692921] E: bl31 0x2001bdf0: 0x00000100 0x00000000 0x2001bec0 0x00000
[M:2000:01:01:10:04:53:701276] E: ask_to_reset
[M:2000:01:01:10:04:53:705479] E: prepare to reset soc by mcore
[M:2000:01:01:10:04:53:711064] E: reset reason: dead8001
[M:2000:01:01:10:04:53:716097] E: cfc 605
[M:2000:01:01:10:04:53:719970] E: cfc 0
NOTICE: Speed: 0, BootSrc: 0
NOTICE: Booting Trusted Firmware
NOTICE: BL1: v1.4(release):j5_rom_v1.0_rc3
NOTICE: BL1: Built : 10:19:08, Dec 30 2020
NOTICE: Waiting connect ...
NOTICE: Loading image id=1 at address 0x20001000
NOTICE: Image id=1 loaded: 0x20001000 - 0x20019950
NOTICE: BL1: Booting BL2
NOTICE: Entry point address = 0x20001000
NOTICE: SPSR = 0x3cd
U-Boot SPL 2018.09-g73fb36a2 (Jul 08 2022 - 17:01:26 +0800)
BUILD_FLAGS: M:-1 BM AV:0
SPL: Waiting connect ...
mcore boot
Mcore: success!!
