CONFIG_SERIAL_EARLYCON_SEMIHOST: Early console using Arm compatible semihosting

General informations

The Linux kernel configuration item CONFIG_SERIAL_EARLYCON_SEMIHOST:

• prompt: Early console using Arm compatible semihosting
• type: bool
• depends on: CONFIG_ARM64 || CONFIG_ARM || CONFIG_RISCV
• defined in drivers/tty/serial/Kconfig
• found in Linux kernels: 6.3–6.13

Help text

Support for early debug console using Arm compatible semihosting. This enables the console before standard serial driver is probed. This is enabled with "earlycon=smh" on the kernel command line. The console is enabled when early_param is processed.

Hardware

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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