Xilinx Zynq-7000 User Manual page 38

• Display power-on sequencing control signals.
• Driver Interfaces with ADV7511 HDMI transmitter V4L2 driver to get EDID parameters
and initialize logiCVC accordingly to display a preferred resolution.
• Pixel clock frequency supported with:
Zynq-PS
°
SI570 hardware (ZC702 board)
°
logiCLK IP core (ZED and other boards)
°
Supported FB operations -
driver.
Table 2-11: Xylon Frame Buffer Driver Supported Operations
Sr No. Operations
1 fb_open
2 fb_release
3 fb_check_var
4 fb_set_par
5 fb_setcolreg
6 fb_setcmap
7 fb_blank
8 fb_pan_display
9 fb_fillrect
10 fb_copyarea
11 fb_imageblit
Xylon FB driver custom IOCTLs -
for the Xylon FB driver.
Table 2-12: Custom IOCTL Calls for the Xylon FB Driver
Sr. No.
1 XYLONFB_GET_LAYER_IDX
2 XYLONFB_GET_LAYER_ALPHA
3 XYLONFB_SET_LAYER_ALPHA
4 XYLONFB_LAYER_COLOR_TRANSP
5 XYLONFB_GET_LAYER_COLOR_TRANSP
6 XYLONFB_SET_LAYER_COLOR_TRANSP
7 XYLONFB_GET_LAYER_SIZE_POS
8 XYLONFB_SET_LAYER_SIZE_POS
Zynq-7000 AP SoC ZC702 Base TRD
UG925 (v6.0) February 21, 2014
Table 2-11 shows the supported operations for the Xylon FB
Open device file
Close device file
Sanity check on video parameters
Configure video controller registers
Create pseudo color palette map
Set color registers in batch
Blank/Un-blank display
Pan display
Draw a rectangle
Copy data from one area to another
Draw image on display
Table 2-12 shows the custom ioctl system calls (IOCTL)
System Call
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