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qemuriscv: Add the virtio-rng device to pass entropy to the guest

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Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Alistair Francis
2019-03-14 13:44:03 -07:00
committed by Khem Raj
parent b7a47b47b5
commit 41ef243e31
3 changed files with 4 additions and 2 deletions
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2
conf/machine/include/qemuriscv.inc
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@@ -29,6 +29,8 @@ QB_NETWORK_DEVICE = "-device virtio-net-device,netdev=net0,mac=@MAC@"
QB_ROOTFS_OPT = "-drive id=disk0,file=@ROOTFS@,if=none,format=raw -device virtio-blk-device,drive=disk0"
QB_SERIAL_OPT = "-device virtio-serial-device -chardev null,id=virtcon -device virtconsole,chardev=virtcon"
QB_TCPSERIAL_OPT = " -device virtio-serial-device -chardev socket,id=virtcon,port=@PORT@,host=127.0.0.1 -device virtconsole,chardev=virtcon"
# Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
QB_OPT_APPEND = " -object rng-random,filename=/dev/urandom,id=rng0 -device virtio-rng-device,rng=rng0"
BAD_RECOMMENDATIONS += "\
libcxx-dev \

2
conf/machine/qemuriscv32.conf
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@@ -6,7 +6,7 @@ require conf/machine/include/qemuriscv.inc
DEFAULTTUNE = "riscv32"
QB_OPT_APPEND = "-show-cursor -monitor null -device loader,file=${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE},addr=0x80400000"
QB_OPT_APPEND += "-show-cursor -monitor null -device loader,file=${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE},addr=0x80400000"
# u-boot doesn't compile, error: "can't link hard-float modules with soft-float modules"
# EXTRA_IMAGEDEPENDS += "u-boot"

2
conf/machine/qemuriscv64.conf
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@@ -4,7 +4,7 @@
require conf/machine/include/qemuriscv.inc
QB_OPT_APPEND = "-show-cursor -monitor null -device loader,file=${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE},addr=0x80200000"
QB_OPT_APPEND += "-show-cursor -monitor null -device loader,file=${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE},addr=0x80200000"
EXTRA_IMAGEDEPENDS += "u-boot"
UBOOT_MACHINE = "qemu-riscv64_defconfig"