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authorKonstantin Aladyshev <aladyshev@nicevt.ru>2014-07-12 02:36:32 +0400
committerPatrick Georgi <patrick@georgi-clan.de>2014-04-09 20:52:12 +0200
commit8395e90bc0a737f09ef5b5e2c94e37c66748b505 (patch)
treed610202815a35c3d7e9642eb9b456b498723116e /src/mainboard/rca
parentfe365ac7e8c01cff46c593e80ca20ae3cb3362e7 (diff)
downloadcoreboot-8395e90bc0a737f09ef5b5e2c94e37c66748b505.tar.xz
supermicro/h8qgi/dsdt: Use PIC as default interrupt model
According ACPI specification: """ The \_PIC optional method is used to report to the BIOS the current interrupt model used by the OS. The argument passed into the method signifies the interrupt model OSPM has chosen, PIC mode, APIC mode, or SAPIC mode. Notice that calling this method is optional for OSPM. If the method is never called, the BIOS must assume PIC mode. Arguments: (1) Arg0 – An Integer containing a code for the current interrupt model: 0 –PIC mode 1 –APIC mode 2 –SAPIC mode """ In current configuration with default value of interrupt model PMOD equal 1 (APIC mode), Linux can't boot with "noapic" option. Kernel never call _PIC method and PMOD stays equal 1, indicatind that APIC routing objects should be evaluated. This mix of PIC and APIC leads to boot fail. Change default value of interrupt model PMOD to 0, for correct "noapic" boot. Change-Id: I7fa6f0c24802751202ed2e7f13411001a600e772 Signed-off-by: Konstantin Aladyshev <aladyshev@nicevt.ru> Reviewed-on: http://review.coreboot.org/5473 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
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