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-rw-r--r--payloads/external/SeaBIOS/Kconfig33
1 files changed, 26 insertions, 7 deletions
diff --git a/payloads/external/SeaBIOS/Kconfig b/payloads/external/SeaBIOS/Kconfig
index 276f75de34..ae09cd2065 100644
--- a/payloads/external/SeaBIOS/Kconfig
+++ b/payloads/external/SeaBIOS/Kconfig
@@ -95,13 +95,32 @@ config PAYLOAD_VGABIOS_FILE
default "payloads/external/SeaBIOS/seabios/out/vgabios.bin"
config SEABIOS_DEBUG_LEVEL
- prompt "SeaBIOS debug level (verbosity)"
- default DEFAULT_CONSOLE_LOGLEVEL
- int
+ int "SeaBIOS debug level (verbosity)"
+ default -1
help
- The higher the number, the more verbose SeaBIOS will be. The range is
- not well defined but the typical values range from 0 to about 9 inclusive
- where 0 disables all output. Set this value to -1 to use SeaBIOS' default.
+ The higher the number, the more verbose SeaBIOS will be. See the table
+ below for the current values corresponding to various items as of SeaBIOS
+ version 1.10.1. Set this value to -1 to use SeaBIOS' default.
+
+ Output at various SeaBIOS log levels:
+ level 0 - Logging disabled
+ level 1 - Basic output, interrupts 5, 18h, 19h, 40h, SMP, PNP, PMM
+ level 2 - AHCI, Floppy, Basic ps2, interrupts 11h, 12h, 14h, 17h
+ level 3 - bootsplash, initializations, SeaBIOS VGA BIOS interrupts
+ level 4 - bios tables, more optionrom
+ level 5 - Extra bootsplash, more XHCI
+ level 6 - ATA commands, extra optionrom
+ level 7 - extra ps2 commands, more OHCI & EHCI
+ level 8 - extra malloc info, more AHCI
+ level 9 - interrupts 15h, 16h, 1ah, APM, PCI, SMIs, PCIBIOS,
+ USB-HID commands, SDcard commands, Floppy commands
+ level 10 - interrupt 13h (Drives other than floppy)
+ level 20 - interrupt 10h (Display)
+
+comment "Using default SeaBIOS log level"
+ depends on SEABIOS_DEBUG_LEVEL = -1
+
+comment "SeaBIOS logging disabled"
+ depends on SEABIOS_DEBUG_LEVEL = 0
- The default is to use coreboot's loglevel.
endif