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4个回答
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哈，有点像EDID读取到的VID，几乎没有对应的VID，这里可能有两种情况，
或者HDMI线的I2C异常，读取不到正确的EDID，不是运气太差，用的两台显示器默认制式不包含在支持列表之内。 |
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你的是不是4K显示器？
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/sys/devices/virtual/hdmi/hdmi/attr是hdmi的调试节点，可以在这里看下hdmi_sink节点，正常会有类似输出
root@TinaLinux:~# cat /sys/class/hdmi/hdmi/attr/hdmi_sink Video Mode: 640x480P 720x480P 720x480P 1080I60 480I 480I 1080P60 576P 576P 720P50 1080I50 576I 576I 1080P50 720P60 Only Support YUV420: Also Support YUV420: Pixel Format: RGB YUV444 YUV422 Deep Color: Basic Audio Support: YES Audio Code: LPCM HDCP Tpye: |
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证明一下我重新编译并替换了uboot
yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0$ cbin yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0/device/config/chips/d1/bin$ ll total 1432 drwxrwxr-x 2 yida yida 4096 May 28 11:04 ./ drwxrwxr-x 7 yida yida 4096 Apr 30 19:42 ../ -rw-rw-r-- 1 yida yida 65536 Jul 14 16:01 boot0_nand_sun20iw1p1.bin -rw-rw-r-- 1 yida yida 65536 Jul 14 16:01 boot0_sdcard_sun20iw1p1.bin -rw-rw-r-- 1 yida yida 49152 Jul 14 16:01 boot0_spinor_sun20iw1p1.bin -rwxrwxr-x 1 yida yida 263580 Apr 30 19:42 dsp0.bin* -rw-rw-r-- 1 yida yida 42336 Jul 14 16:01 fes1_sun20iw1p1.bin -rwxrwxr-x 1 yida yida 62008 May 28 11:04 open***i_sun20iw1p1.bin* -rw-rw-r-- 1 yida yida 898563 Aug 3 11:40 u-boot-sun20iw1p1.bin yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0/device/config/chips/d1/bin$ ckernel yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0/lichee/linux-5.4$ muboot d1_nezha d1 d1-nezha build_boot platform:sun20iw1p1 o_option:uboot Prepare toolchain ... build for sun20iw1p1_defconfig ... CHK include/config/uboot.release CHK include/generated/timestamp_autogenerated.h CHK include/config.h CFG u-boot.cfg CHK include/generated/version_autogenerated.h CHK include/generated/generic-asm-offsets.h CHK include/generated/asm-offsets.h OBJCOPY u-boot.srec OBJCOPY u-boot-nodtb.bin ‘/home/yida/workspace/d_tina_d1_open_v1.0/device/config/chips/d1/configs/nezha/uboot-board.dts’ -> ‘/home/yida/workspace/d_tina_d1_open_v1.0/lichee/brandy-2.0/u-boot-2018/arch/riscv/dts/.board-uboot.dts’ SYM u-boot.sym DTC arch/riscv/dts/sun20iw1p1-soc-system.dtb SHIPPED dts/dt.dtb FDTGREP dts/dt-spl.dtb ./scripts/dtc/dtc -W no-unit_address_vs_reg -W no-unit_address_format -W no-simple_bus_reg -W no-pwms_property -I dtb -O dts /home/yida/workspace/d_tina_d1_open_v1.0/lichee/brandy-2.0/u-boot-2018/arch/riscv/dts/"sun20iw1p1-soc-system".dtb > u-boot-dtb.dts CAT u-boot-dtb.bin COPY u-boot.dtb COPY u-boot.bin ‘u-boot.bin’ -> ‘u-boot-sun20iw1p1.bin’ ‘u-boot-sun20iw1p1.bin’ -> ‘./../../../device/config/chips/d1/bin/u-boot-sun20iw1p1.bin’ CFGCHK u-boot.cfg muboot success! yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0/lichee/linux-5.4$ cbin yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0/device/config/chips/d1/bin$ ll total 1432 drwxrwxr-x 2 yida yida 4096 May 28 11:04 ./ drwxrwxr-x 7 yida yida 4096 Apr 30 19:42 ../ -rw-rw-r-- 1 yida yida 65536 Jul 14 16:01 boot0_nand_sun20iw1p1.bin -rw-rw-r-- 1 yida yida 65536 Jul 14 16:01 boot0_sdcard_sun20iw1p1.bin -rw-rw-r-- 1 yida yida 49152 Jul 14 16:01 boot0_spinor_sun20iw1p1.bin -rwxrwxr-x 1 yida yida 263580 Apr 30 19:42 dsp0.bin* -rw-rw-r-- 1 yida yida 42336 Jul 14 16:01 fes1_sun20iw1p1.bin -rwxrwxr-x 1 yida yida 62008 May 28 11:04 open***i_sun20iw1p1.bin* -rw-rw-r-- 1 yida yida 898563 Aug 3 14:17 u-boot-sun20iw1p1.bin yida@AwExdroid89:~/workspace/d_tina_d1_open_v1.0/d |
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