forked from OERV-BSP/u-boot
fd775fb7af
Phones don't have keyboards! Introduce a phone-specific config fragment and associated environment file to make U-Boot more useful on these devices. This allows for navigating via the buttons and enabling various USB gadget modes or displaying info about U-Boot. Reviewed-by: Simon Glass <sjg@chromium.org> Tested-by: Danila Tikhonov <danila@jiaxyga.com> # google-sunfish Tested-by: Jens Reidel <adrian@mainlining.org> # xiaomi-davinci Link: https://lore.kernel.org/r/20250331-qcom-phones-v4-1-f52e57d3b8c6@linaro.org Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
48 lines
1.7 KiB
Bash
48 lines
1.7 KiB
Bash
bootdelay=0
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bootretry=1
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stdin=serial,button-kbd
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stdout=serial,vidconsole
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stderr=serial,vidconsole
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# Fastboot is keen to use the address from kconfig, but we
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# allocate its buffer at runtime.
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fastboot=fastboot -l $fastboot_addr_r usb 0
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# Always probe for UFS storage, though it should be done by board code.
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preboot=scsi scan
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# Shortcut to enable USB serial gadget and disable bootretry
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serial_gadget=setenv stdin serial,button-kbd,usbacm; \
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setenv stdout serial,vidconsole,usbacm; \
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setenv stderr serial,vidconsole,usbacm; \
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setenv bootretry -1; \
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echo Enabled U-Boot console serial gadget
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# bootretry will run this command over and over, if we fail once
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# then bail out to the boot menu instead (with a pause to read
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# the error message)
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bootcmd=bootefi bootmgr; pause; run menucmd
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# When entering the menu (either from button press or failed boot)
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# remap bootcmd so it will re-open the menu and we won't get stuck
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# at the console with no way to type
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menucmd=setenv bootcmd run menucmd; bootmenu -1
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# Pause is used so the output can be read on the display
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bootmenu_0=Boot=bootefi bootmgr; pause
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bootmenu_1=Enable serial console gadget=run serial_gadget
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bootmenu_2=Enable USB mass storage=echo "Press any key to exit UMS mode"; ums 0 scsi 0
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bootmenu_3=Enable fastboot mode=run fastboot
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# Disabling bootretry means we'll just drop the shell
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bootmenu_4=Drop to shell=setenv bootretry -1
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bootmenu_5=Reset device=reset
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bootmenu_6=Dump clocks=clk dump; pause
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bootmenu_7=Dump environment=printenv; pause
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bootmenu_8=Board info=bdinfo; pause
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bootmenu_9=Dump bootargs=fdt print /chosen bootargs; pause
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# Allow holding the volume down button while U-Boot loads to enter
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# the boot menu
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button_cmd_0_name=Volume Down
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button_cmd_0=run menucmd
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