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https://git.yoctoproject.org/meta-arm
synced 2026-07-27 19:37:04 +00:00
Ross Burton
a7dc167104
As the gem5 image won't be used in production there is no need to generate unique SSH keys on the first boot, which takes a long time in gem5. Instead of recommending haveged (from meta-oe) we can simply install pre-generated SSH keys. These keys are static so should not be used in production! Change-Id: I134a421d66eb2b55cf0e4f44781021ac2c96106d Signed-off-by: Ross Burton <ross.burton@arm.com> Signed-off-by: Jon Mason <jon.mason@arm.com>
55 lines
1.6 KiB
Plaintext
55 lines
1.6 KiB
Plaintext
# Configuration for gem5 running on ARM64
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#@TYPE: Machine
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#@NAME: Gem5 arm64 machine
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#@DESCRIPTION: Machine configuration for Gem5 arm64
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TUNE_FEATURES = "aarch64"
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require conf/machine/include/arm/arch-armv8a.inc
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MACHINE_FEATURES = "optee pci"
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KERNEL_IMAGETYPES = "Image vmlinux"
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KERNEL_IMAGETYPE = "Image"
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IMAGE_FSTYPES += "tar.bz2 ext4"
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SERIAL_CONSOLES = "115200;ttyAMA0"
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EXTRA_IMAGEDEPENDS += "virtual/gem5-bootloader"
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PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
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PREFERRED_VERSION_linux-yocto ?= "5.4%"
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# Uncomment the following if you need to build gem5 provided bootloader, else
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# using standard bootloader by Linux aarch64
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# Use gem5 provided bootloader
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# PREFERRED_PROVIDER_virtual/gem5-bootloader = "gem5-aarch64-bootloader"
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# use the dtb stored in the kernel recipe
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# KERNEL_DEVICETREE ?= "gem5-arm64/armv8_gem5_v2_4cpu.dtb"
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# Use Linux aarch64 boot wrapper with FDT support and generated
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# dtb (gem5-aarch64-dtb.bb)
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PREFERRED_PROVIDER_virtual/gem5-bootloader = "boot-wrapper-aarch64"
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BOOT_WRAPPER_AARCH64_CMDLINE ?= "\
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earlyprintk=pl011,0x1c090000 console=ttyAMA0 root=/dev/vda rw mem=1G \
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"
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# Use baremetal profile and axf file so dtb is in axf file
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GEM5_RUN_PROFILE = "configs/example/arm/baremetal.py"
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GEM5_RUN_KERNEL = "linux-system.axf"
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GEM5_RUN_EXTRA = ""
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GEM5_RUN_DTB = ""
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GEM5_RUN_CMDLINE = ""
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EXTRA_IMAGEDEPENDS += "gem5-aarch64-native"
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# As this is a virtual target that will not be used in the real world there is
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# no need for real SSH keys. Disable rng-tools (which takes too long to
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# initialise) and install the pre-generated keys.
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PACKAGECONFIG_remove_pn-openssh = "rng-tools"
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MACHINE_EXTRA_RRECOMMENDS += "ssh-pregen-hostkeys"
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