From 7c1a49bcc0520de45ae57054baa86cfd56474c46 Mon Sep 17 00:00:00 2001 From: Idwer Vollering Date: Tue, 1 Apr 2014 22:47:33 +0000 Subject: SeaBIOS: have coreboot pass the choice to run optionroms in parallel Introduce the tunable CONFIG_SEABIOS_THREAD_OPTIONROMS. Change-Id: Ifd4d9fca7316eb739ff184e54bdc1cdb0262f0c6 Signed-off-by: Idwer Vollering Reviewed-on: http://review.coreboot.org/5443 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc --- src/Kconfig | 11 +++++++++++ src/arch/x86/Makefile.inc | 1 + 2 files changed, 12 insertions(+) (limited to 'src') diff --git a/src/Kconfig b/src/Kconfig index fe7dc9b017..2f5270e918 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -624,6 +624,17 @@ config SEABIOS_PS2_TIMEOUT after powering on. This specifies how long SeaBIOS will wait for the keyboard controller to become ready before giving up. +config SEABIOS_THREAD_OPTIONROMS + prompt "Hardware init during option ROM execution" if PAYLOAD_SEABIOS + default n + bool + help + Allow hardware init to run in parallel with optionrom execution. + + This can reduce boot time, but can cause some timing + variations during option ROM code execution. It is not + known if all option ROMs will behave properly with this option. + choice prompt "GRUB2 version" default GRUB2_MASTER diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc index 3b17ce3054..56f0c5c7ba 100644 --- a/src/arch/x86/Makefile.inc +++ b/src/arch/x86/Makefile.inc @@ -468,6 +468,7 @@ seabios: AS="$(AS)" CPP="$(CPP)" \ CONFIG_SEABIOS_MASTER=$(CONFIG_SEABIOS_MASTER) \ CONFIG_SEABIOS_STABLE=$(CONFIG_SEABIOS_STABLE) \ + CONFIG_SEABIOS_THREAD_OPTIONROMS=$(CONFIG_SEABIOS_THREAD_OPTIONROMS) \ OUT=$(abspath $(obj)) IASL="$(IASL)" filo: -- cgit v1.2.3