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【接上一章節(jié)明遠(yuǎn)智睿MY-IMX6-EK200 Linux-4.1.15測試手冊v2.0（3）】
3 第三部分 顯示功能測試
3.1 操作說明
每項顯示功能測試都需要重啟系統(tǒng)進(jìn)入到u-boot命令行，并在u-boot命令行下執(zhí)行指令。
3.2 單屏顯示
LVDS1 顯示
說明：默認(rèn)為 LVDS1 顯示，即上電后不干預(yù)啟動的情況下，LVDS1 為顯示設(shè)備。
顯式配置 LVDS1 為顯示的方法：
run load_scr; source; setenv display $disp_fb0_lvds1; saveenv; boot
LVDS0 顯示
run load_scr; source; setenv display $disp_fb0_lvds0; saveenv; boot
HDMI 顯示
run load_scr; source; setenv display $disp_fb0_hdmi; saveenv; boot
LCD(RGB) 顯示
run load_scr; source; setenv display $disp_fb0_lcd; saveenv; boot
3.3 雙LVDS屏顯示
LVDS1 + LVDS0 雙屏同步顯示
run load_scr; source; setenv display $disp_lvds_dul; saveenv; boot
LVDS1 + LVDS0(fb4) 雙屏異步顯示
run load_scr; source; setenv display $disp_lvds_sep; saveenv; boot
3.4 雙屏異步顯示
LVDS1 + HDMI 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_lvds1 $disp_fb1_hdmi; saveenv; boot
LVDS1 + LCD(RGB) 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_lvds1 $disp_fb1_lcd; saveenv; boot
LVDS0 + HDMI 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_lvds0$disp_fb1_hdmi; saveenv; boot
LVDS0 + LCD(RGB) 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_lvds0 $disp_fb1_lcd; saveenv; boot
HDMI + LVDS1 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_hdmi $disp_fb1_lvds1; saveenv; boot
HDMI + LVDS0 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_hdmi $disp_fb1_lvds0; saveenv; boot
LCD(RGB) + LVDS1 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_lcd $disp_fb1_lvds1; saveenv; boot
LCD(RGB) + LVDS0 雙屏異步顯示
run load_scr; source; setenv display $disp_fb0_lcd $disp_fb1_lvds0; saveenv; boot
4 第四部分 擴展模塊功能演示
4.1 RTL8188 模塊功能演示（WIFI Client）
【測試說明】：使用RTL8188作為無線網(wǎng)卡連接到WIFI AP。
【接口標(biāo)識】：WIFI、WIFI_ANT
【系統(tǒng)設(shè)備】：wlan0
測試操作
1. 確定“WIFI”標(biāo)識處有貼上WIFI模塊，否則無需進(jìn)行測試。
2. 把WIFI天線連接到“WIFI_ANT”標(biāo)識的接口上。
3. 生成 SSID 的 WPA PSK 文件
命令格式: wpa_passphrase [passphrase]
=====> 輸入指令:
wpa_passphrase MY-TEST-AP myzr2012 > /etc/wpa_supplicant.conf
pkill wpa_supplicant
4. 連接
=====> 輸入指令:
wpa_supplicant -B -i wlan0 -c /etc/wpa_supplicant.conf
=====> 輸出信息：
Successfully initialized wpa_supplicant
rfkill: Cannot open RFKILL control device
==> rtl8188e_iol_efuse_patch
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
......
5. 獲取 IP
=====> 輸入指令:
udhcpc -i wlan0
=====> 輸出信息：
udhcpc (v1.23.1) started
Sending discover...
Sending select for 192.168.43.121...
Lease of 192.168.43.121 obtained, lease time 3600
/etc/udhcpc.d/50default: Adding DNS 192.168.43.1
6. 測試連接
=====> 輸入指令:
ping -I wlan0 192.168.43.1 -c 2 -w 4
=====> 輸出信息：
PING 192.168.43.1 (192.168.43.1) from 192.168.43.130 wlan0: 56(84) bytes of data.
64 bytes from 192.168.43.1: icmp_seq=1 ttl=64 time=5.66 ms
64 bytes from 192.168.43.1: icmp_seq=2 ttl=64 time=9.22 ms
--- 192.168.43.1 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1000ms
rtt min/avg/max/mdev = 5.663/7.444/9.226/1.783 ms
測試結(jié)果
“0% packet loss”表示W(wǎng)IFI連接正常。
4.2 RTL8188 模塊功能演示（WIFI AP mode）
【測試說明】：使用RTL8188作為WIFI AP，并把手機連接到此AP。
【接口標(biāo)識】：WIFI、WIFI_ANT
【系統(tǒng)設(shè)備】：wlan0
測試操作
1. 確定“WIFI”標(biāo)識處有貼上WIFI模塊，否則無需進(jìn)行測試。
2. 把WIFI天線連接到“WIFI_ANT”標(biāo)識的接口上。
3. 為 wlan0 配置 IP：
=====> 輸入指令:
ifconfig wlan0 192.168.99.1
=====> 輸出信息：
==> rtl8188e_iol_efuse_patch
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
4. 為 wlan0 啟用 DHCP 服務(wù)：
=====> 輸入指令:
touch /var/lib/misc/udhcpd.leases
udhcpd -f /etc/my_udhcpd.conf &
=====> 輸出信息：
[1] 469
udhcpd (v1.23.1) started
5. 為 wlan0 啟用 Host-AP 功能
=====> 輸入指令:
hostapd /etc/my_hostapd.conf -B
=====> 輸出信息：
Configuration file: /etc/my_hostapd.conf
rfkill: Cannot open RFKILL control device
Using interface wlan0 with hwaddr e0:b9:4d:7f:e4:40 and ssid "MY_HOSTAP_V25"
RTL871X: set group key camid:1, addr:00:00:00:00:00:00, kid:1, type:AES
wlan0: interface state UNINITIALIZED->ENABLED
wlan0: AP-ENABLED
5. 客戶端設(shè)備連接到 Host-AP
至此，開發(fā)板的 Host-AP 功能已啟用，客戶端設(shè)備可搜索“MY_HOSTAP_V25”，通過密碼“myzr2012”連接到此AP。
測試結(jié)果
1. 設(shè)備連接成功時產(chǎn)生的信息
=====> 輸出信息：
Sending OFFER of 192.168.12.20
Sending OFFER of 192.168.12.20
Sending ACK to 192.168.12.20
2. 設(shè)備斷開連接時產(chǎn)生的信息
=====> 輸出信息：
RTL871X: OnDeAuth(wlan0) reason=3, ta=b4:0b:44:f5:64:2f
RTL871X: clear key for addr:b4:0b:44:f5:64:2f, camid:4
4.3 EC20 模塊測試
【測試說明】：4G連接成功后，開發(fā)板向外網(wǎng)發(fā)送ICMP報文來驗證連接正常。
【接口標(biāo)識】：MINI_PCIE
【系統(tǒng)設(shè)備】：eth2
測試操作
1. 開發(fā)板斷電，接上4G模塊，接上天線并插入SIM卡后啟動評估板。
2. 使用指令進(jìn)行網(wǎng)絡(luò)連接：
=====> 輸入指令:
/my-demo/gcc-linaro-5.3-arm/quectel-CM &
=====> 輸出信息：
[1] 540
[12-18_03:17:06:719] WCDMA<E_QConnectManager_Linux&Android_V1.1.34
[12-18_03:17:06:720] /my-demo/gcc-linaro-5.3-arm/quectel-CM profile[1] = (null)/(null)/(null)/0, pincode = (null)
[12-18_03:17:06:723] Find /sys/bus/usb/devices/1-1.2 idVendor=2c7c idProduct=0125
[12-18_03:17:06:723] Find /sys/bus/usb/devices/1-1.2:1.4/net/eth2
[12-18_03:17:06:723] Find usbnet_adapter = eth2
[12-18_03:17:06:723] Find /sys/bus/usb/devices/1-1.2:1.4/GobiQMI/qcqmi2
[12-18_03:17:06:724] Find qmichannel = /dev/qcqmi2
[12-18_03:17:06:794] Get clientWDS = 7
[12-18_03:17:06:826] Get clientDMS = 8
[12-18_03:17:06:858] Get clientNAS = 9
[12-18_03:17:06:890] Get clientUIM = 10
[12-18_03:17:06:922] Get clientWDA = 11
[12-18_03:17:06:954] requestBaseBandVersion EC20CEFAR02A10M4G
[12-18_03:17:07:050] requestGetSIMStatus SIMStatus: SIM_READY
[12-18_03:17:07:082] requestGetProfile[1] cmnet///0
[12-18_03:17:07:114] requestRegistrationState2 MCC: 460, MNC: 0, PS: Attached, DataCap: LTE
[12-18_03:17:07:146] requestQueryDataCall IPv4ConnectionStatus: DISCONNECTED
[12-18_03:17:07:223] requestRegistrationState2 MCC: 460, MNC: 0, PS: Attached, DataCap: LTE
[12-18_03:17:07:274] requestSetupDataCall WdsConnectionIPv4Handle: 0x8777e7a0
[12-18_03:17:07:370] requestQueryDataCall IPv4ConnectionStatus: CONNECTED
[12-18_03:17:07:403] ifconfig eth2 up
[12-18_03:17:07:452] busybox udhcpc -f -n -q -t 5 -i eth2
[12-18_03:17:07:492] udhcpc (v1.23.1) started
[12-18_03:17:07:656] Sending discover...
[12-18_03:17:07:706] Sending select for 10.25.154.46...
[12-18_03:17:07:766] Lease of 10.25.154.46 obtained, lease time 7200
[12-18_03:17:07:888] /etc/udhcpc.d/50default: Adding DNS 211.136.17.107
[12-18_03:17:07:888] /etc/udhcpc.d/50default: Adding DNS 211.136.20.203
3. 測試連接
=====> 輸入指令:
ping -I eth2 www.baidu.com -c 2 -w 4
=====> 輸出信息：
PING www.baidu.com (14.215.177.38): 56 data bytes
64 bytes from 14.215.177.38: seq=0 ttl=49 time=15.753 ms
64 bytes from 14.215.177.38: seq=1 ttl=49 time=11.835 ms
--- www.baidu.com ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max = 11.835/13.794/15.753 ms
測試結(jié)果
“0% packet loss”表示W(wǎng)IFI連接正常。
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發(fā)表于 2019-3-20 09:55:21
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