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config/coreboot-librem*: disable iGPU IOMMU for Linux payload

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Disabling IOMMU on the iGPU for Heads (mostly) eliminates
display corruption when kexec'ing to new kernel (and has no effect
on iGPU/IOMMU for kexec'ed kernel)

Signed-off-by: Matt DeVillier <matt.devillier@puri.sm>
This commit is contained in:
Matt DeVillier 2019-11-21 15:38:38 -06:00
parent 5d28532a0f
commit e8fb231bc7
No known key found for this signature in database
GPG Key ID: 2BBB776A35B978FD
4 changed files with 4 additions and 4 deletions
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2
config/coreboot-librem13v2.config
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@ -26,5 +26,5 @@ CONFIG_FSP_M_XIP=y
CONFIG_DEFAULT_CONSOLE_LOGLEVEL_8=y
CONFIG_PAYLOAD_LINUX=y
CONFIG_PAYLOAD_FILE="../../build/librem13v2/bzImage"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=on quiet loglevel=3"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=3"
CONFIG_LINUX_INITRD="../../build/librem13v2/initrd.cpio.xz"

2
config/coreboot-librem13v4.config
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@ -26,5 +26,5 @@ CONFIG_FSP_M_XIP=y
CONFIG_DEFAULT_CONSOLE_LOGLEVEL_8=y
CONFIG_PAYLOAD_LINUX=y
CONFIG_PAYLOAD_FILE="../../build/librem13v4/bzImage"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=on quiet loglevel=3"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=3"
CONFIG_LINUX_INITRD="../../build/librem13v4/initrd.cpio.xz"

2
config/coreboot-librem15v3.config
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@ -26,5 +26,5 @@ CONFIG_FSP_M_XIP=y
CONFIG_DEFAULT_CONSOLE_LOGLEVEL_8=y
CONFIG_PAYLOAD_LINUX=y
CONFIG_PAYLOAD_FILE="../../build/librem15v3/bzImage"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=on quiet loglevel=3"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=3"
CONFIG_LINUX_INITRD="../../build/librem15v3/initrd.cpio.xz"

2
config/coreboot-librem15v4.config
View File

@ -26,5 +26,5 @@ CONFIG_FSP_M_XIP=y
CONFIG_DEFAULT_CONSOLE_LOGLEVEL_8=y
CONFIG_PAYLOAD_LINUX=y
CONFIG_PAYLOAD_FILE="../../build/librem15v4/bzImage"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=on quiet loglevel=3"
CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=3"
CONFIG_LINUX_INITRD="../../build/librem15v4/initrd.cpio.xz"