[coreboot-gerrit] New patch to review for coreboot: 4c64378 SeaBIOS: have coreboot pass the choice to run optionroms in parallel
Idwer Vollering (vidwer@gmail.com)
gerrit at coreboot.org
Tue Apr 1 23:21:57 CEST 2014
Idwer Vollering (vidwer at gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5443
-gerrit
commit 4c643785b2b28033fc1091d3414346a63fb6893e
Author: Idwer Vollering <vidwer at gmail.com>
Date: Tue Apr 1 22:47:33 2014 +0000
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 <vidwer at gmail.com>
---
payloads/external/SeaBIOS/Makefile.inc | 4 ++++
src/Kconfig | 11 +++++++++++
src/arch/x86/Makefile.inc | 1 +
3 files changed, 16 insertions(+)
diff --git a/payloads/external/SeaBIOS/Makefile.inc b/payloads/external/SeaBIOS/Makefile.inc
index 23b064c..e8bcaec 100644
--- a/payloads/external/SeaBIOS/Makefile.inc
+++ b/payloads/external/SeaBIOS/Makefile.inc
@@ -21,12 +21,16 @@ config: checkout
echo " CONFIG SeaBIOS $(TAG-y)"
$(MAKE) -C $(OUT)/seabios defconfig OUT=$(OUT)/seabios/out/
echo "CONFIG_COREBOOT=y" >> $(OUT)/seabios/.config
+ifeq ($(CONFIG_SEABIOS_THREAD_OPTIONROMS),y)
+ echo "CONFIG_THREAD_OPTIONROMS=y" >> $(OUT)/seabios/.config
+endif
echo "CONFIG_DEBUG_SERIAL=y" >> $(OUT)/seabios/.config
echo "CONFIG_DEBUG_SERIAL_PORT=0x3f8" >> $(OUT)/seabios/.config
echo "CONFIG_COREBOOT_FLASH=y" >> $(OUT)/seabios/.config
echo "CONFIG_LZMA=y" >> $(OUT)/seabios/.config
echo "CONFIG_FLASH_FLOPPY=y" >> $(OUT)/seabios/.config
echo "CONFIG_VGAHOOKS=y" >> $(OUT)/seabios/.config
+ echo "CONFIG_DEBUG_COREBOOT=y" >> $(OUT)/seabios/.config
# This shows how to force a previously set .config option *off*
#echo "# CONFIG_SMBIOS is not set" >> $(OUT)/seabios/.config
diff --git a/src/Kconfig b/src/Kconfig
index 291b166..243fd40 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -636,6 +636,17 @@ config SEABIOS_PS2_TIMEOUT
after powering on. This specifies how long SeaBIOS will wait for the
keyboard controller to become ready before giving up.
+config SEABIOS_THREAD_OPTIONROMS
+ prompt "Hardware init during option ROM execution" if PAYLOAD_SEABIOS
+ default n
+ boolean
+ help
+ Allow hardware init to run in parallel with optionrom execution.
+
+ This can reduce boot time, but can cause some timing
+ variations during option ROM code execution. It is not
+ known if all option ROMs will behave properly with this option.
+
choice
prompt "GRUB2 version"
default GRUB2_MASTER
diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc
index 80e731f..3bf3326 100644
--- a/src/arch/x86/Makefile.inc
+++ b/src/arch/x86/Makefile.inc
@@ -448,6 +448,7 @@ seabios:
AS="$(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:
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