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 楼主 |
发表于 2024-6-20 14:14:26
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root@ATK_LCD:~# dmesg | grep -i vdma 
xilinx-vdma 43000000.dma: Xilinx AXI VDMA Engine Driver Probed!! 
xilinx-vdmafb amba_pl:xlnx_vdma_lcd: LCD ID: 5 
root@ATK_LCD:~# dmesg | grep -i fb 
xilinx-vdmafb amba_pl:xlnx_vdma_lcd: LCD ID: 5 
root@ATK_LCD:~# dmesg | grep -i err 
L2C-310 erratum 769419 enabled 
hw perfevents: no interrupt-affinity property for /pmu@f8891000, guessing. 
sdhci: Copyright(c) Pierre Ossman 
root@ATK_LCD:~# fbset 
 
mode "1280x800-0" 
        # D: 0.014 MHz, H: 0.010 kHz, V: 0.012 Hz 
        geometry 1280 800 1280 800 24 
        timings 71100000 80 70 10 10 10 3 
        accel false 
        rgba 8/0,8/8,8/16,0/0 
endmode 
 
root@ATK_LCD:~# ls /dev/fb* 
/dev/fb   /dev/fb0 
root@ATK_LCD:~# cat /proc/fb 
0 xlnx 
root@ATK_LCD:~# dd if=/dev/urandom of=/dev/fb0 bs=1M count=1 
1+0 records in 
1+0 records out 
root@ATK_LCD:~# devmem 0x43000000 32 
0x00017001 
root@ATK_LCD:~# devmem 0x43000014 32 
0x00000000 
root@ATK_LCD:~# dmesg -n 8 
root@ATK_LCD:~# dmesg | grep -i vdma 
xilinx-vdma 43000000.dma: Xilinx AXI VDMA Engine Driver Probed!! 
xilinx-vdmafb amba_pl:xlnx_vdma_lcd: LCD ID: 5 
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