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各位好,本人用的迅为i.MX6Q 开发板在ubuntu下的wifi 无法使用,迅为4412全能版V_4.0 ubuntu 在Android4.4.4的内核下移植wifi进行了移植, 但是无法成功启动wifi。 首先我重新编译了需要的内核模块驱动,并将模块放置在了 /lib/modules下 除去模块加载的启动脚本如下: 1. chmod 0777 /dev/stpwmt 2. #chmod 0666 /dev/stpgps 3. #chmod 0666 /dev/fm 4. chmod 0777 /dev/wmtWifi 5. chmod 0660 /dev/ttySAC0 6. #chmod 0666 /dev/gps 7. 8. /system/bin/6620_launcher -m 1 -b 115200 -n /system/etc/firmware/mt6620_patch_hdr.bin -d /dev/ttySAC0 & 9. 10. sleep 5 11. 12. echo 1 > /dev/wmtWifi 13. 14. wpa_supplicant -d -Dwext -iwlan0 -c /etc/wpa_supplicant.conf & 15. sleep 3 16. dhclient wlan0 & 17. 复制代码 加载模块信息如下: root@iMX6-ubuntu-desktop:~# lsmod Module Size Used by wlan_mt6620 660442 0 mtk_wmt_wifi 5536 1 wlan_mt6620 mtk_stp_uart 22272 0 mtk_stp_wmt 395990 4 wlan_mt6620,mtk_wmt_wifi,mtk_stp_uart mtk_hif_sdio 41707 2 wlan_mt6620,mtk_stp_wmt 1. 但是wifi 启动失败,内核日志如下: 2. [MTK-WIFI] WIFI_open: WIFI_open: major 194 minor 0 (pid 1642) 3. [MTK-WIFI] WIFI_write: WIFI_write 1 4. 5. [HIF-SDIO][I]mtk_wcn_wmt_func_ctrl:OPID(3) type(3) start 6. [STP] mtk_wcn_stp_psm_disable:[W] STP Not Ready, Dont do Sleep/Wakeup 7. [WMT-DFT][I]mtk_wcn_cmb_hw_pwr_on:CMB-HW, hw_pwr_on start 8. [WMT-DFT][I]wmt_plat_pmu_ctrl:WMT-PLAT:PMU init (out 0) 9. [WMT-DFT][I]wmt_plat_rst_ctrl:WMT-PLAT:RST init (out 0) 10. [WMT-DFT][I]wmt_plat_bgf_eint_ctrl:BGF_EINT gpio request fail, ret = -16 11. dbus[1737]: [system] Activating service name='org.freedesktop.PolicyKit1' (using servicehelper) 12. dbus[1737]: [system] Activated service 'org.freedesktop.PolicyKit1' failed: Failed to execute program /usr/lib/dbus-1.0/dbus-daemon-launch-helper: Success 13. [WMT-DFT][I]mtk_wcn_cmb_hw_pwr_on:CMB-HW, rtc clock exported 14. [WMT-DFT][I]wmt_plat_uart_ctrl:WMT-PLAT:UART init (mode_01, uart) 15. [WMT-DFT][I]wmt_plat_pmu_ctrl:WMT-PLAT:PMU (out_h 0) 16. [WMT-DFT][I]wmt_plat_rst_ctrl:WMT-PLAT:RST (out_h 0) 17. [WMT-DFT][I]wmt_plat_pmu_ctrl:WMT-PLAT:PMU (out_h 1) 18. dbus[1737]: [system] Activating service name='org.freedesktop.UDisks' (using servicehelper) 19. [WMT-DFT][I]wmt_plat_rst_ctrl:WMT-PLAT:RST (out_h 1) 20. dbus[1737]: [system] Activated service 'org.freedesktop.UDisks' failed: Failed to execute program /usr/lib/dbus-1.0/dbus-daemon-launch-helper: Success 21. [WMT-DFT][I]wmt_plat_audio_ctrl:PCM/I2S pin seperate 22. [WMT-DFT][I]wmt_plat_audio_ctrl:skip chip aif setting 23. [WMT-DFT][I]wmt_plat_bgf_eint_ctrl:WMT-PLAT: bgf irq num is: 351 24. [WMT-DFT][I]wmt_plat_eirq_ctrl:WMT-PLAT: request IRQ fail for BGF IRQ : 351 25. [WMT-DFT][I]wmt_plat_eirq_ctrl:WMT-PLAT:BGF Int requested...fail, iRet=-16 26. [WMT-DFT][I]mtk_wcn_cmb_hw_pwr_on:CMB-HW, BGF_EINT IRQ registered and disabled 27. [HIF-SDIO][E]wmt_core_ctrl(466):WMT-CORE: wmt_core_ctrl failed: id(1), type(0), value(0) iRet:(-32) 28. drivers/misc/mediatek/combo_mt66xx/wmt/core/wmt_core.c, 467, (0) 29. [HIF-SDIO][E]opfunc_pwr_on(936):WMT-CORE: WMT_CTRL_HW_PWR_ON fail iRet(-32) 30. [HIF-SDIO][E]opfunc_func_on(1096):func(3) pwr_on fail(-1) 31. drivers/misc/mediatek/combo_mt66xx/wmt/core/wmt_core.c, 1097, (0) 32. [HIF-SDIO][W]wmtd_thread:opid (0x3) failed, iRet(-3) 33. [HIF-SDIO][W]wmt_lib_put_act_op:opId(3) result:-3 34. [STP] mtk_wcn_stp_psm_enable:[W] STP Not Ready, Dont do Sleep/Wakeup 35. [HIF-SDIO][W]mtk_wcn_wmt_func_ctrl:OPID(3) type(3) fail 36. [MTK-WIFI] WIFI_write: WMT turn on WIFI fail! 复制代码 |
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