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kernel: x86_64: drop CALGARY IOMMU 

The calgary IOMMU was only used on high-end IBM systems in the early
x86_64 age.  This is an unlikely OpenWrt target and in fact upstream
are looking to drop the driver entirely with the bonus that we no
longer see:

[ 0.000000] Calgary: detecting Calgary via BIOS EBDA area
[ 0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
master
Kevin Darbyshire-Bryant 2020-02-24 13:53:57 +00:00
parent a1dd773272
commit ffd249366f
1 changed files with 2 additions and 2 deletions
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4
target/linux/x86/64/config-4.19
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@ -75,8 +75,8 @@ CONFIG_NVME_MULTIPATH=y
CONFIG_BLK_MQ_VIRTIO=y
# CONFIG_BOOTPARAM_HOTPLUG_CPU0 is not set
CONFIG_BTT=y
CONFIG_CALGARY_IOMMU=y
CONFIG_CALGARY_IOMMU_ENABLED_BY_DEFAULT=y
# CONFIG_CALGARY_IOMMU=y
# CONFIG_CALGARY_IOMMU_ENABLED_BY_DEFAULT=y
CONFIG_CONNECTOR=y
# CONFIG_CPU_HOTPLUG_STATE_CONTROL is not set
CONFIG_CPU_RMAP=y