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Arm qemu board, arm64 equivalent to qemu/x86_64
TODO: * flash config can be trimmed down to minimal * aarch64 qemu startup options can be trimmed down Signed-off-by: David Hu <xuehaohu@google.com>
This commit is contained in:
David Hu
ron minnich
parent
01386b74fb
commit
dc93fe21d8
45
mainboards/qemu/arm64/Makefile
Normal file
45
mainboards/qemu/arm64/Makefile
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flashinitramfs.cpio: flashkernel core.cpio
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GO111MODULE=off GOARCH=arm64 u-root -o $@ \
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-files flashkernel \
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-files core.cpio \
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-files /usr/bin/gzip \
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github.com/u-root/u-root/cmds/boot/pxeboot \
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github.com/u-root/u-root/cmds/core/cat \
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github.com/u-root/u-root/cmds/core/elvish \
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github.com/u-root/u-root/cmds/core/init \
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github.com/u-root/u-root/cmds/core/ip \
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github.com/u-root/u-root/cmds/core/ls \
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github.com/u-root/u-root/cmds/core/kexec \
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github.com/u-root/u-root/cmds/core/pci \
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github.com/u-root/u-root/cmds/core/wget
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core.cpio: flash.config Makefile
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GO111MODULE=off GOARCH=arm64 u-root -o $@
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flashkernel: flash.config core.cpio
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cp $< linux/.config
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echo CONFIG_CMDLINE_BOOL=y >> linux/.config
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echo CONFIG_CMDLINE_OVERRIDE=y >> linux/.config
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(cd linux && make ARCH=arm64 olddefconfig && make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j32)
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cp linux/arch/arm64/boot/Image $@
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testflashkernel: flashkernel flashinitramfs.cpio
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qemu-system-aarch64 -device VGA,edid=on -device qemu-xhci -device usb-tablet -device usb-kbd \
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-object rng-random,filename=/dev/urandom,id=rng0 -device virtio-rng-pci,rng=rng0 \
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-nographic -machine virt -cpu cortex-a57 -m 512 -serial mon:stdio -serial null \
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-initrd flashinitramfs.cpio \
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-kernel flashkernel \
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-append console=ttyAMA0,115200 \
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-monitor $(MONITOR) $(EXTRA)
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fetch: getkernel geturoot
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installdep:
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sudo apt install gcc-aarch64-linux-gnu
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getkernel:
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rm -rf linux
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git clone --depth=1 -b v5.11 https://github.com/torvalds/linux
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geturoot:
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GO111MODULE=off go get -u github.com/u-root/u-root
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84
mainboards/qemu/arm64/flash.config
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84
mainboards/qemu/arm64/flash.config
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@ -0,0 +1,84 @@
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# Copyright 2022 the u-root Authors. All rights reserved
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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#
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# If you copy this to your Linux directory, run
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# make olddefconfig
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# to fill in the blanks.
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#
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# This is not intended to be a minimal Linux configuration, but perhaps it comes
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# close to listing requirements for certain things.
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#
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# EFI
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CONFIG_EFI_STUB=y
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CONFIG_EFI=y
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CONFIG_EFI_ESRT=y
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CONFIG_EFI_PARAMS_FROM_FDT=y
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CONFIG_EFI_RUNTIME_WRAPPERS=y
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CONFIG_EFI_ARMSTUB=y
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CONFIG_EFI_ARMSTUB_DTB_LOADER=y
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CONFIG_EFI_EARLYCON=y
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# Config settings specific to ARM hardware:
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CONFIG_MMU=y
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CONFIG_ARCH_MULTIPLATFORM=y
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CONFIG_ARCH_MULTI_V7=y
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CONFIG_ARCH_VIRT=y
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CONFIG_ARM_AMBA=y
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CONFIG_ARM64_VA_BITS_48=y
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# Minimal kernel config needed for Go and serial port:
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CONFIG_SERIAL_AMBA_PL011=y
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CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
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CONFIG_CMDLINE="console=ttyAMA0,115200"
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# vfat filesystem:
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CONFIG_FAT_DEFAULT_CODEPAGE=437
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CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
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CONFIG_NLS=y
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CONFIG_MSDOS_FS=y
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# Loop device for tcz:
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CONFIG_BLK_DEV_LOOP=y
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CONFIG_MISC_FILESYSTEMS=y
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CONFIG_SQUASHFS=y
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# GPIO test - mock GPIO libraries
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CONFIG_GPIOLIB=y
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CONFIG_GPIO_MOCKUP=y
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CONFIG_GPIO_SYSFS=y
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# For the kernel being kexec'ed
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CONFIG_RELOCATABLE=y
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# For the kernel doing the kexec'ing
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# CONFIG_KEXEC needs more stuff on ARM
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CONFIG_PM_SLEEP=y
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CONFIG_PM_SLEEP_SMP=y
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CONFIG_SUSPEND=y
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CONFIG_HOTPLUG_CPU=y
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# BMC IPMI Support
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CONFIG_IPMI_HANDLER=y
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CONFIG_IPMI_DEVICE_INTERFACE=y
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CONFIG_IPMI_SI=y
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CONFIG_IPMI_SSIF=y
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CONFIG_IPMI_DMI_DECODE=y
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CONFIG_IPMI_PLAT_DATA=y
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# Enable SMMUv3
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CONFIG_IOMMU_IOVA=y
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CONFIG_IOMMU_API=y
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CONFIG_IOMMU_SUPPORT=y
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CONFIG_IOMMU_DMA=y
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CONFIG_OF_IOMMU=y
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CONFIG_IOMMU_IO_PGTABLE=y
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CONFIG_IOMMU_IO_PGTABLE_LPAE=y
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CONFIG_ARM_SMMU_V3=y
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# Enable EFI RTC
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CONFIG_RTC_CLASS=y
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CONFIG_RTC_DRV_EFI=y
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# Hotremove needed for ProdID
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CONFIG_MEMORY_HOTPLUG=y
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CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
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CONFIG_MIGRATION=y
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CONFIG_MEMORY_HOTREMOVE=y
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CONFIG_BLK_DEV_INITRD=y
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CONFIG_INITRAMFS_COMPRESSION=".xz"
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CONFIG_INITRAMFS_COMPRESSION_XZ=y
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# seem required, other make will do prompt and ask again.
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ARM64_PTR_AUTH=n
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ARM64_TLB_RANGE=y
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ARM64_MTE=y
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