u-boot-brain/configs/qemu_arm_defconfig
Ard Biesheuvel e93626521a arm: qemu: disable the EFI workaround for older GRUB
The QEMU/mach-virt targeted port of u-boot currently only runs on
QEMU under TCG emulation, which does not model the caches at all,
and so no users can exist that are relying on the GRUB hack for
EFI boot.

We will shortly enable support for running under KVM, but the GRUB
hack (which disables all caches without doing cache cleaning by VA
during ExitBootServices()) is likely to cause more problems than it
solves, given that KVM hosts require correct maintenance if they
incorporate non-architected system caches.

So let's disable the GRUB hack by default on the QEMU/mach-virt
port.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2020-07-29 08:43:40 -04:00

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CONFIG_ARM=y
CONFIG_ARM_SMCCC=y
CONFIG_ARMV7_LPAE=y
CONFIG_ARCH_QEMU=y
CONFIG_ENV_SIZE=0x40000
CONFIG_ENV_SECT_SIZE=0x40000
CONFIG_TARGET_QEMU_ARM_32BIT=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_FIT_BEST_MATCH=y
CONFIG_LEGACY_IMAGE_FORMAT=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_PCI_INIT_R=y
CONFIG_CMD_BOOTEFI_SELFTEST=y
CONFIG_CMD_NVEDIT_EFI=y
CONFIG_CMD_PCI=y
CONFIG_CMD_USB=y
CONFIG_OF_BOARD=y
CONFIG_ENV_IS_IN_FLASH=y
CONFIG_ENV_ADDR=0x4000000
CONFIG_SCSI_AHCI=y
CONFIG_AHCI_PCI=y
CONFIG_BLK=y
# CONFIG_MMC is not set
CONFIG_DM_MTD=y
CONFIG_MTD_NOR_FLASH=y
CONFIG_FLASH_CFI_DRIVER=y
CONFIG_CFI_FLASH=y
CONFIG_SYS_FLASH_USE_BUFFER_WRITE=y
CONFIG_SYS_FLASH_CFI=y
CONFIG_DM_ETH=y
CONFIG_E1000=y
CONFIG_NVME=y
CONFIG_PCI=y
CONFIG_DM_PCI=y
CONFIG_PCIE_ECAM_GENERIC=y
CONFIG_SCSI=y
CONFIG_DM_SCSI=y
CONFIG_SYSRESET=y
CONFIG_SYSRESET_PSCI=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_PCI=y
# CONFIG_EFI_GRUB_ARM32_WORKAROUND is not set