Improve doc

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Quentin 2021-03-22 09:39:44 +01:00
parent 03c46bc9d4
commit 9050deab88

112
README.md
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@ -8,6 +8,116 @@ Some challenges we have encountered so far:
## Flash the router
First connect with your UART cable on the router:
(Configure your computer with a static IP address 192.168.1.2/24 and make sure you have a running tftp server containing your image)
First connect your UART cable on the router:
![UART](img/uart.jpg)
Launch minicom
```
sudo minicom -D /dev/ttyUSB0
```
Then boot the router. Press repeatidly `[ENTER]` to get the following prompt:
```
(IPQ40xx) #
```
Then enter the following commands:
```
set ipaddr 192.168.1.1
set serverip 192.168.1.2
ping ${serverip}
sf probe
tftpboot 0x84000000 openwrt-ipq40xx-compex_wpj428-squashfs-sysupgrade.bin
sf erase 0x00180000 +$filesize
sf write 0x84000000 0x00180000 $filesize
bootipq
```
## Logs
uboot logs:
```
Format: Log Type - Time(microsec) - Message - Optional Info
Log Type: B - Since Boot(Power On Reset), D - Delta, S - Statistic
S - QC_IMAGE_VERSION_STRING=BOOT.BF.3.1.1-00118
S - IMAGE_VARIANT_STRING=DAABANAZA
S - OEM_IMAGE_VERSION_STRING=CRM
S - Boot Config, 0x00000021
S - Reset status Config, 0x00000000
S - Core 0 Frequency, 0 MHz
B - 261 - PBL, Start
B - 1339 - bootable_media_detect_entry, Start
B - 1679 - bootable_media_detect_success, Start
B - 1693 - elf_loader_entry, Start
B - 5073 - auth_hash_seg_entry, Start
B - 7219 - auth_hash_seg_exit, Start
B - 577690 - elf_segs_hash_verify_entry, Start
B - 695375 - PBL, End
B - 695399 - SBL1, Start
B - 786439 - pm_device_init, Start
D - 7 - pm_device_init, Delta
B - 787885 - boot_flash_init, Start
D - 52818 - boot_flash_init, Delta
B - 844845 - boot_config_data_table_init, Start
D - 3835 - boot_config_data_table_init, Delta - (419 Bytes)
B - 852054 - clock_init, Start
D - 7575 - clock_init, Delta
B - 864102 - CDT version:2,Platform ID:8,Major ID:1,Minor ID:0,Subtype:0
B - 867516 - sbl1_ddr_set_params, Start
B - 872614 - cpr_init, Start
D - 2 - cpr_init, Delta
B - 876996 - Pre_DDR_clock_init, Start
D - 4 - Pre_DDR_clock_init, Delta
D - 13176 - sbl1_ddr_set_params, Delta
B - 890735 - pm_driver_init, Start
D - 2 - pm_driver_init, Delta
B - 960961 - sbl1_wait_for_ddr_training, Start
D - 28 - sbl1_wait_for_ddr_training, Delta
B - 976579 - Image Load, Start
D - 151978 - QSEE Image Loaded, Delta - (297240 Bytes)
B - 1128985 - Image Load, Start
D - 1447 - SEC Image Loaded, Delta - (2048 Bytes)
B - 1139420 - Image Load, Start
D - 211388 - APPSBL Image Loaded, Delta - (432219 Bytes)
B - 1351204 - QSEE Execution, Start
D - 60 - QSEE Execution, Delta
B - 1357421 - SBL1, End
D - 664130 - SBL1, Delta
S - Flash Throughput, 2007 KB/s (731926 Bytes, 364613 us)
S - DDR Frequency, 537 MHz
U-Boot 2012.07 [Chaos Calmer 15.05.1,r35193] (Jul 25 2017 - 11:36:26)
smem ram ptable found: ver: 1 len: 3
DRAM: 256 MiB
machid : 0x8010000
NAND: SF: Detected MX25L25635E with page size 4 KiB, total 32 MiB
ipq_spi: page_size: 0x100, sector_size: 0x1000, size: 0x2000000
32 MiB
MMC:
*** Warning - bad CRC, using default environment
In: serial
Out: serial
Err: serial
machid: 8010000
flash_type: 0
Hit any key to stop autoboot: 0
Net: MAC0 addr:4:f0:21:65:18:12
PHY ID1: 0x4d
PHY ID2: 0xd0b1
ipq40xx_ess_sw_init done
eth0
```
## Sources
- [All the commits in OpenWRT about the WPJ428](https://git.openwrt.org/?p=openwrt%2Fopenwrt.git&a=search&h=HEAD&st=commit&s=WPJ428)