kernelversion:
stable - 5.11.20
mainline - 4.14.232
mainline - 5.4.118
mainline - 4.9.268
mainline - 5.10.36
mainline - 5.12.3
mainline - 4.4.268
mainline - 4.19.190
mainline - 5.13-rc1
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architecture:
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ia64
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depends
CONFIG_ACPI
ACPI Serial Port Console Redirection Support
modulename: spcr.ko
configname: CONFIG_ACPI_SPCR_TABLE
Linux Kernel Configuration
└─> Power management and ACPI options
└─> ACPI (Advanced Configuration and Power Interface) Support
└─> ACPI Serial Port Console Redirection Support
Enable support for Serial Port Console Redirection (SPCR) Table.
This table provides information about the configuration of the
earlycon console.
source code:
drivers/acpi/spcr.c
This table provides information about the configuration of the
earlycon console.