qemu: add new board support for qemu-system-sparc64
SPARC64 builds can be tested with Qemu. Signed-off-by: Waldemar Brodkorb <wbx@openadk.org> Acked-by: Gustavo Zacarias <gustavo@zacarias.com.ar> Tested-by: Gustavo Zacarias <gustavo@zacarias.com.ar> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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board/qemu/sparc64-sun4u/linux-4.1.config
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board/qemu/sparc64-sun4u/linux-4.1.config
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# CONFIG_SWAP is not set
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CONFIG_SYSVIPC=y
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CONFIG_POSIX_MQUEUE=y
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CONFIG_NO_HZ_IDLE=y
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CONFIG_EMBEDDED=y
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CONFIG_MODULES=y
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CONFIG_PCI=y
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CONFIG_SUN_OPENPROMFS=y
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CONFIG_NET=y
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CONFIG_PACKET=y
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CONFIG_UNIX=y
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CONFIG_INET=y
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CONFIG_DEVTMPFS=y
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CONFIG_DEVTMPFS_MOUNT=y
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CONFIG_BLK_DEV_SD=y
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CONFIG_ATA=y
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CONFIG_PATA_CMD64X=y
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CONFIG_NETDEVICES=y
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CONFIG_NE2K_PCI=y
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CONFIG_SERIAL_SUNSU=y
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CONFIG_SERIAL_SUNSU_CONSOLE=y
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CONFIG_EXT4_FS=y
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CONFIG_EXT4_USE_FOR_EXT23=y
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CONFIG_TMPFS=y
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CONFIG_NLS=y
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CONFIG_NLS_DEFAULT="utf-8"
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CONFIG_MAGIC_SYSRQ=y
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board/qemu/sparc64-sun4u/readme.txt
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board/qemu/sparc64-sun4u/readme.txt
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Run the emulation with:
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qemu-system-sparc64 -M sun4u -kernel output/images/vmlinux -append "root=/dev/sda console=ttyS0,115200" -serial stdio output/images/rootfs.ext2
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The login prompt will appear in the terminal that started Qemu.
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Tested with QEMU 2.3.0
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configs/qemu_sparc64_sun4u_defconfig
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configs/qemu_sparc64_sun4u_defconfig
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# Architecture
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BR2_sparc64=y
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BR2_sparc_v9=y
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# filesystem
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BR2_TARGET_ROOTFS_EXT2=y
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# BR2_TARGET_ROOTFS_TAR is not set
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# Lock to 4.1 headers to avoid breaking with newer kernels
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BR2_KERNEL_HEADERS_VERSION=y
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BR2_DEFAULT_KERNEL_VERSION="4.1"
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BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_1=y
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# Linux kernel
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BR2_LINUX_KERNEL=y
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BR2_LINUX_KERNEL_CUSTOM_VERSION=y
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BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.1"
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BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
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BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/sparc64-sun4u/linux-4.1.config"
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