mirror of
https://github.com/AsahiLinux/u-boot
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66ffe5783b
QEMU embeds the location of the kernel image in the device tree. Store this address in the environment as variable kernel_start. It is used in the board-local distro boot command QEMU to boot the kernel with the U-Boot device tree. The QEMU boot command is added as the first boot target device. Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Alexander Graf <agraf@suse.de>
49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#include <linux/sizes.h>
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#define CONFIG_SYS_SDRAM_BASE 0x80000000
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
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#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
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#define CONFIG_SYS_MALLOC_LEN SZ_8M
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#define CONFIG_SYS_BOOTM_LEN SZ_16M
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/* Environment options */
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#define CONFIG_ENV_SIZE SZ_4K
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#define BOOT_TARGET_DEVICES(func) \
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func(QEMU, qemu, na) \
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func(VIRTIO, virtio, 0) \
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func(DHCP, dhcp, na)
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#include <config_distro_bootcmd.h>
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#define BOOTENV_DEV_QEMU(devtypeu, devtypel, instance) \
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"bootcmd_qemu=" \
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"if env exists kernel_start; then " \
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"bootm ${kernel_start} - ${fdtcontroladdr};" \
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"fi;\0"
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#define BOOTENV_DEV_NAME_QEMU(devtypeu, devtypel, instance) \
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"qemu "
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"fdt_high=0xffffffffffffffff\0" \
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"initrd_high=0xffffffffffffffff\0" \
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"kernel_addr_r=0x81000000\0" \
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"fdt_addr_r=0x82000000\0" \
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"scriptaddr=0x82100000\0" \
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"pxefile_addr_r=0x82200000\0" \
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"ramdisk_addr_r=0x82300000\0" \
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BOOTENV
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#endif /* __CONFIG_H */
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